diff options
Diffstat (limited to 'drivers/net/wireless/legacy')
| -rw-r--r-- | drivers/net/wireless/legacy/Kconfig | 55 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/Makefile | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/ray_cs.c | 2824 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/ray_cs.h | 74 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/rayctl.h | 734 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/rndis_wlan.c | 3760 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/wl3501.h | 615 | ||||
| -rw-r--r-- | drivers/net/wireless/legacy/wl3501_cs.c | 2036 |
8 files changed, 0 insertions, 10104 deletions
diff --git a/drivers/net/wireless/legacy/Kconfig b/drivers/net/wireless/legacy/Kconfig deleted file mode 100644 index 3a5275941212..000000000000 --- a/drivers/net/wireless/legacy/Kconfig +++ /dev/null @@ -1,55 +0,0 @@ -config PCMCIA_RAYCS - tristate "Aviator/Raytheon 2.4GHz wireless support" - depends on PCMCIA - select WIRELESS_EXT - select WEXT_SPY - select WEXT_PRIV - help - Say Y here if you intend to attach an Aviator/Raytheon PCMCIA - (PC-card) wireless Ethernet networking card to your computer. - Please read the file - <file:Documentation/networking/device_drivers/wifi/ray_cs.rst> for - details. - - To compile this driver as a module, choose M here: the module will be - called ray_cs. If unsure, say N. - -config PCMCIA_WL3501 - tristate "Planet WL3501 PCMCIA cards" - depends on CFG80211 && PCMCIA - select WIRELESS_EXT - select WEXT_SPY - help - A driver for WL3501 PCMCIA 802.11 wireless cards made by Planet. - It has basic support for Linux wireless extensions and initial - micro support for ethtool. - -config USB_NET_RNDIS_WLAN - tristate "Wireless RNDIS USB support" - depends on USB - depends on CFG80211 - select USB_NET_DRIVERS - select USB_USBNET - select USB_NET_CDCETHER - select USB_NET_RNDIS_HOST - help - This is a driver for wireless RNDIS devices. - These are USB based adapters found in devices such as: - - Buffalo WLI-U2-KG125S - U.S. Robotics USR5421 - Belkin F5D7051 - Linksys WUSB54GSv2 - Linksys WUSB54GSC - Asus WL169gE - Eminent EM4045 - BT Voyager 1055 - Linksys WUSB54GSv1 - U.S. Robotics USR5420 - BUFFALO WLI-USB-G54 - - All of these devices are based on Broadcom 4320 chip which is the - only wireless RNDIS chip known to date. - - If you choose to build a module, it'll be called rndis_wlan. - diff --git a/drivers/net/wireless/legacy/Makefile b/drivers/net/wireless/legacy/Makefile deleted file mode 100644 index 36878f080bfc..000000000000 --- a/drivers/net/wireless/legacy/Makefile +++ /dev/null @@ -1,6 +0,0 @@ -# 16-bit wireless PCMCIA client drivers -obj-$(CONFIG_PCMCIA_RAYCS) += ray_cs.o -obj-$(CONFIG_PCMCIA_WL3501) += wl3501_cs.o - -obj-$(CONFIG_USB_NET_RNDIS_WLAN) += rndis_wlan.o - diff --git a/drivers/net/wireless/legacy/ray_cs.c b/drivers/net/wireless/legacy/ray_cs.c deleted file mode 100644 index c95a79e01cd0..000000000000 --- a/drivers/net/wireless/legacy/ray_cs.c +++ /dev/null @@ -1,2824 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/*============================================================================= - * - * A PCMCIA client driver for the Raylink wireless LAN card. - * The starting point for this module was the skeleton.c in the - * PCMCIA 2.9.12 package written by David Hinds, dahinds@users.sourceforge.net - * - * Copyright (c) 1998 Corey Thomas (corey@world.std.com) - * - * Changes: - * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 08/08/2000 - * - reorganize kmallocs in ray_attach, checking all for failure - * and releasing the previous allocations if one fails - * - * Daniele Bellucci <bellucda@tiscali.it> - 07/10/2003 - * - Audit copy_to_user in ioctl(SIOCGIWESSID) - * -=============================================================================*/ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/proc_fs.h> -#include <linux/ptrace.h> -#include <linux/seq_file.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/init.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/if_arp.h> -#include <linux/ioport.h> -#include <linux/skbuff.h> -#include <linux/ieee80211.h> - -#include <pcmcia/cistpl.h> -#include <pcmcia/cisreg.h> -#include <pcmcia/ds.h> - -#include <linux/wireless.h> -#include <net/iw_handler.h> - -#include <asm/io.h> -#include <asm/byteorder.h> -#include <linux/uaccess.h> - -/* Warning : these stuff will slow down the driver... */ -#define WIRELESS_SPY /* Enable spying addresses */ -/* Definitions we need for spy */ -typedef struct iw_statistics iw_stats; -typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */ - -#include "rayctl.h" -#include "ray_cs.h" - - -/** Prototypes based on PCMCIA skeleton driver *******************************/ -static int ray_config(struct pcmcia_device *link); -static void ray_release(struct pcmcia_device *link); -static void ray_detach(struct pcmcia_device *p_dev); - -/***** Prototypes indicated by device structure ******************************/ -static int ray_dev_close(struct net_device *dev); -static int ray_dev_config(struct net_device *dev, struct ifmap *map); -static struct net_device_stats *ray_get_stats(struct net_device *dev); -static int ray_dev_init(struct net_device *dev); - -static int ray_open(struct net_device *dev); -static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, - struct net_device *dev); -static void set_multicast_list(struct net_device *dev); -static void ray_update_multi_list(struct net_device *dev, int all); -static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, - unsigned char *data, int len); -static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, - UCHAR msg_type, unsigned char *data); -static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len); -static iw_stats *ray_get_wireless_stats(struct net_device *dev); -static const struct iw_handler_def ray_handler_def; - -/***** Prototypes for raylink functions **************************************/ -static void authenticate(ray_dev_t *local); -static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type); -static void authenticate_timeout(struct timer_list *t); -static int get_free_ccs(ray_dev_t *local); -static int get_free_tx_ccs(ray_dev_t *local); -static void init_startup_params(ray_dev_t *local); -static int parse_addr(char *in_str, UCHAR *out); -static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, UCHAR type); -static int ray_init(struct net_device *dev); -static int interrupt_ecf(ray_dev_t *local, int ccs); -static void ray_reset(struct net_device *dev); -static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len); -static void verify_dl_startup(struct timer_list *t); - -/* Prototypes for interrpt time functions **********************************/ -static irqreturn_t ray_interrupt(int reg, void *dev_id); -static void clear_interrupt(ray_dev_t *local); -static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len); -static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len); -static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs); -static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs); -static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len); -static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len); -static void associate(ray_dev_t *local); - -/* Card command functions */ -static int dl_startup_params(struct net_device *dev); -static void join_net(struct timer_list *t); -static void start_net(struct timer_list *t); - -/*===========================================================================*/ -/* Parameters that can be set with 'insmod' */ - -/* ADHOC=0, Infrastructure=1 */ -static int net_type = ADHOC; - -/* Hop dwell time in Kus (1024 us units defined by 802.11) */ -static int hop_dwell = 128; - -/* Beacon period in Kus */ -static int beacon_period = 256; - -/* power save mode (0 = off, 1 = save power) */ -static int psm; - -/* String for network's Extended Service Set ID. 32 Characters max */ -static char *essid; - -/* Default to encapsulation unless translation requested */ -static bool translate = true; - -static int country = USA; - -static int sniffer; - -static int bc; - -/* 48 bit physical card address if overriding card's real physical - * address is required. Since IEEE 802.11 addresses are 48 bits - * like ethernet, an int can't be used, so a string is used. To - * allow use of addresses starting with a decimal digit, the first - * character must be a letter and will be ignored. This letter is - * followed by up to 12 hex digits which are the address. If less - * than 12 digits are used, the address will be left filled with 0's. - * Note that bit 0 of the first byte is the broadcast bit, and evil - * things will happen if it is not 0 in a card address. - */ -static char *phy_addr = NULL; - -static unsigned int ray_mem_speed = 500; - -/* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */ -static struct pcmcia_device *this_device = NULL; - -MODULE_AUTHOR("Corey Thomas <corey@world.std.com>"); -MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver"); -MODULE_LICENSE("GPL"); - -module_param(net_type, int, 0); -module_param(hop_dwell, int, 0); -module_param(beacon_period, int, 0); -module_param(psm, int, 0); -module_param(essid, charp, 0); -module_param(translate, bool, 0); -module_param(country, int, 0); -module_param(sniffer, int, 0); -module_param(bc, int, 0); -module_param(phy_addr, charp, 0); -module_param(ray_mem_speed, int, 0); - -static const UCHAR b5_default_startup_parms[] = { - 0, 0, /* Adhoc station */ - 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */ - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 1, 0, /* Active scan, CA Mode */ - 0, 0, 0, 0, 0, 0, /* No default MAC addr */ - 0x7f, 0xff, /* Frag threshold */ - 0x00, 0x80, /* Hop time 128 Kus */ - 0x01, 0x00, /* Beacon period 256 Kus */ - 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */ - 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */ - 0x7f, 0xff, /* RTS threshold */ - 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */ - 0x05, /* assoc resp timeout thresh */ - 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */ - 0, /* Promiscuous mode */ - 0x0c, 0x0bd, /* Unique word */ - 0x32, /* Slot time */ - 0xff, 0xff, /* roam-low snr, low snr count */ - 0x05, 0xff, /* Infra, adhoc missed bcn thresh */ - 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */ -/* b4 - b5 differences start here */ - 0x00, 0x3f, /* CW max */ - 0x00, 0x0f, /* CW min */ - 0x04, 0x08, /* Noise gain, limit offset */ - 0x28, 0x28, /* det rssi, med busy offsets */ - 7, /* det sync thresh */ - 0, 2, 2, /* test mode, min, max */ - 0, /* allow broadcast SSID probe resp */ - 0, 0, /* privacy must start, can join */ - 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */ -}; - -static const UCHAR b4_default_startup_parms[] = { - 0, 0, /* Adhoc station */ - 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */ - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 1, 0, /* Active scan, CA Mode */ - 0, 0, 0, 0, 0, 0, /* No default MAC addr */ - 0x7f, 0xff, /* Frag threshold */ - 0x02, 0x00, /* Hop time */ - 0x00, 0x01, /* Beacon period */ - 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */ - 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */ - 0x7f, 0xff, /* RTS threshold */ - 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */ - 0x05, /* assoc resp timeout thresh */ - 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */ - 0, /* Promiscuous mode */ - 0x0c, 0x0bd, /* Unique word */ - 0x4e, /* Slot time (TBD seems wrong) */ - 0xff, 0xff, /* roam-low snr, low snr count */ - 0x05, 0xff, /* Infra, adhoc missed bcn thresh */ - 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */ -/* b4 - b5 differences start here */ - 0x3f, 0x0f, /* CW max, min */ - 0x04, 0x08, /* Noise gain, limit offset */ - 0x28, 0x28, /* det rssi, med busy offsets */ - 7, /* det sync thresh */ - 0, 2, 2, /* test mode, min, max */ - 0, /* rx/tx delay */ - 0, 0, 0, 0, 0, 0, /* current BSS id */ - 0 /* hop set */ -}; - -/*===========================================================================*/ -static const u8 eth2_llc[] = { 0xaa, 0xaa, 3, 0, 0, 0 }; - -static const char hop_pattern_length[] = { 1, - USA_HOP_MOD, EUROPE_HOP_MOD, - JAPAN_HOP_MOD, KOREA_HOP_MOD, - SPAIN_HOP_MOD, FRANCE_HOP_MOD, - ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD, - JAPAN_TEST_HOP_MOD -}; - -static const char rcsid[] = - "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>"; - -static const struct net_device_ops ray_netdev_ops = { - .ndo_init = ray_dev_init, - .ndo_open = ray_open, - .ndo_stop = ray_dev_close, - .ndo_start_xmit = ray_dev_start_xmit, - .ndo_set_config = ray_dev_config, - .ndo_get_stats = ray_get_stats, - .ndo_set_rx_mode = set_multicast_list, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, -}; - -static int ray_probe(struct pcmcia_device *p_dev) -{ - ray_dev_t *local; - struct net_device *dev; - int ret; - - dev_dbg(&p_dev->dev, "ray_attach()\n"); - - /* Allocate space for private device-specific data */ - dev = alloc_etherdev(sizeof(ray_dev_t)); - if (!dev) - return -ENOMEM; - - local = netdev_priv(dev); - local->finder = p_dev; - - /* The io structure describes IO port mapping. None used here */ - p_dev->resource[0]->end = 0; - p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8; - - /* General socket configuration */ - p_dev->config_flags |= CONF_ENABLE_IRQ; - p_dev->config_index = 1; - - p_dev->priv = dev; - - local->finder = p_dev; - local->card_status = CARD_INSERTED; - local->authentication_state = UNAUTHENTICATED; - local->num_multi = 0; - dev_dbg(&p_dev->dev, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n", - p_dev, dev, local, &ray_interrupt); - - /* Raylink entries in the device structure */ - dev->netdev_ops = &ray_netdev_ops; - dev->wireless_handlers = &ray_handler_def; -#ifdef WIRELESS_SPY - local->wireless_data.spy_data = &local->spy_data; - dev->wireless_data = &local->wireless_data; -#endif /* WIRELESS_SPY */ - - - dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n"); - netif_stop_queue(dev); - - timer_setup(&local->timer, NULL, 0); - - this_device = p_dev; - ret = ray_config(p_dev); - if (ret) - goto err_free_dev; - - return 0; - -err_free_dev: - free_netdev(dev); - return ret; -} - -static void ray_detach(struct pcmcia_device *link) -{ - struct net_device *dev; - - dev_dbg(&link->dev, "ray_detach\n"); - - this_device = NULL; - dev = link->priv; - - ray_release(link); - - if (link->priv) { - unregister_netdev(dev); - free_netdev(dev); - } - dev_dbg(&link->dev, "ray_cs ray_detach ending\n"); -} /* ray_detach */ - -#define MAX_TUPLE_SIZE 128 -static int ray_config(struct pcmcia_device *link) -{ - int ret = 0; - int i; - struct net_device *dev = link->priv; - ray_dev_t *local = netdev_priv(dev); - - dev_dbg(&link->dev, "ray_config\n"); - - /* Determine card type and firmware version */ - printk(KERN_INFO "ray_cs Detected: %s%s%s%s\n", - link->prod_id[0] ? link->prod_id[0] : " ", - link->prod_id[1] ? link->prod_id[1] : " ", - link->prod_id[2] ? link->prod_id[2] : " ", - link->prod_id[3] ? link->prod_id[3] : " "); - - /* Now allocate an interrupt line. Note that this does not - actually assign a handler to the interrupt. - */ - ret = pcmcia_request_irq(link, ray_interrupt); - if (ret) - goto failed; - dev->irq = link->irq; - - ret = pcmcia_enable_device(link); - if (ret) - goto failed; - -/*** Set up 32k window for shared memory (transmit and control) ************/ - link->resource[2]->flags |= WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT; - link->resource[2]->start = 0; - link->resource[2]->end = 0x8000; - ret = pcmcia_request_window(link, link->resource[2], ray_mem_speed); - if (ret) - goto failed; - ret = pcmcia_map_mem_page(link, link->resource[2], 0); - if (ret) - goto failed; - local->sram = ioremap(link->resource[2]->start, - resource_size(link->resource[2])); - if (!local->sram) - goto failed; - -/*** Set up 16k window for shared memory (receive buffer) ***************/ - link->resource[3]->flags |= - WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT; - link->resource[3]->start = 0; - link->resource[3]->end = 0x4000; - ret = pcmcia_request_window(link, link->resource[3], ray_mem_speed); - if (ret) - goto failed; - ret = pcmcia_map_mem_page(link, link->resource[3], 0x8000); - if (ret) - goto failed; - local->rmem = ioremap(link->resource[3]->start, - resource_size(link->resource[3])); - if (!local->rmem) - goto failed; - -/*** Set up window for attribute memory ***********************************/ - link->resource[4]->flags |= - WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT; - link->resource[4]->start = 0; - link->resource[4]->end = 0x1000; - ret = pcmcia_request_window(link, link->resource[4], ray_mem_speed); - if (ret) - goto failed; - ret = pcmcia_map_mem_page(link, link->resource[4], 0); - if (ret) - goto failed; - local->amem = ioremap(link->resource[4]->start, - resource_size(link->resource[4])); - if (!local->amem) - goto failed; - - dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram); - dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem); - dev_dbg(&link->dev, "ray_config amem=%p\n", local->amem); - if (ray_init(dev) < 0) { - ray_release(link); - return -ENODEV; - } - - SET_NETDEV_DEV(dev, &link->dev); - i = register_netdev(dev); - if (i != 0) { - printk("ray_config register_netdev() failed\n"); - ray_release(link); - return i; - } - - printk(KERN_INFO "%s: RayLink, irq %d, hw_addr %pM\n", - dev->name, dev->irq, dev->dev_addr); - - return 0; - -failed: - ray_release(link); - return -ENODEV; -} /* ray_config */ - -static inline struct ccs __iomem *ccs_base(ray_dev_t *dev) -{ - return dev->sram + CCS_BASE; -} - -static inline struct rcs __iomem *rcs_base(ray_dev_t *dev) -{ - /* - * This looks nonsensical, since there is a separate - * RCS_BASE. But the difference between a "struct rcs" - * and a "struct ccs" ends up being in the _index_ off - * the base, so the base pointer is the same for both - * ccs/rcs. - */ - return dev->sram + CCS_BASE; -} - -/*===========================================================================*/ -static int ray_init(struct net_device *dev) -{ - int i; - struct ccs __iomem *pccs; - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - dev_dbg(&link->dev, "ray_init(0x%p)\n", dev); - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_init - device not present\n"); - return -1; - } - - local->net_type = net_type; - local->sta_type = TYPE_STA; - - /* Copy the startup results to local memory */ - memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE, - sizeof(struct startup_res_6)); - - /* Check Power up test status and get mac address from card */ - if (local->startup_res.startup_word != 0x80) { - printk(KERN_INFO "ray_init ERROR card status = %2x\n", - local->startup_res.startup_word); - local->card_status = CARD_INIT_ERROR; - return -1; - } - - local->fw_ver = local->startup_res.firmware_version[0]; - local->fw_bld = local->startup_res.firmware_version[1]; - local->fw_var = local->startup_res.firmware_version[2]; - dev_dbg(&link->dev, "ray_init firmware version %d.%d\n", local->fw_ver, - local->fw_bld); - - local->tib_length = 0x20; - if ((local->fw_ver == 5) && (local->fw_bld >= 30)) - local->tib_length = local->startup_res.tib_length; - dev_dbg(&link->dev, "ray_init tib_length = 0x%02x\n", local->tib_length); - /* Initialize CCS's to buffer free state */ - pccs = ccs_base(local); - for (i = 0; i < NUMBER_OF_CCS; i++) { - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - } - init_startup_params(local); - - /* copy mac address to startup parameters */ - if (!parse_addr(phy_addr, local->sparm.b4.a_mac_addr)) { - memcpy(&local->sparm.b4.a_mac_addr, - &local->startup_res.station_addr, ADDRLEN); - } - - clear_interrupt(local); /* Clear any interrupt from the card */ - local->card_status = CARD_AWAITING_PARAM; - dev_dbg(&link->dev, "ray_init ending\n"); - return 0; -} /* ray_init */ - -/*===========================================================================*/ -/* Download startup parameters to the card and command it to read them */ -static int dl_startup_params(struct net_device *dev) -{ - int ccsindex; - ray_dev_t *local = netdev_priv(dev); - struct ccs __iomem *pccs; - struct pcmcia_device *link = local->finder; - - dev_dbg(&link->dev, "dl_startup_params entered\n"); - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs dl_startup_params - device not present\n"); - return -1; - } - - /* Copy parameters to host to ECF area */ - if (local->fw_ver == 0x55) - memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4, - sizeof(struct b4_startup_params)); - else - memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5, - sizeof(struct b5_startup_params)); - - /* Fill in the CCS fields for the ECF */ - if ((ccsindex = get_free_ccs(local)) < 0) - return -1; - local->dl_param_ccs = ccsindex; - pccs = ccs_base(local) + ccsindex; - writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd); - dev_dbg(&link->dev, "dl_startup_params start ccsindex = %d\n", - local->dl_param_ccs); - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - printk(KERN_INFO "ray dl_startup_params failed - " - "ECF not ready for intr\n"); - local->card_status = CARD_DL_PARAM_ERROR; - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - return -2; - } - local->card_status = CARD_DL_PARAM; - /* Start kernel timer to wait for dl startup to complete. */ - local->timer.expires = jiffies + HZ / 2; - local->timer.function = verify_dl_startup; - add_timer(&local->timer); - dev_dbg(&link->dev, - "ray_cs dl_startup_params started timer for verify_dl_startup\n"); - return 0; -} /* dl_startup_params */ - -/*===========================================================================*/ -static void init_startup_params(ray_dev_t *local) -{ - int i; - - if (country > JAPAN_TEST) - country = USA; - else if (country < USA) - country = USA; - /* structure for hop time and beacon period is defined here using - * New 802.11D6.1 format. Card firmware is still using old format - * until version 6. - * Before After - * a_hop_time ms byte a_hop_time ms byte - * a_hop_time 2s byte a_hop_time ls byte - * a_hop_time ls byte a_beacon_period ms byte - * a_beacon_period a_beacon_period ls byte - * - * a_hop_time = uS a_hop_time = KuS - * a_beacon_period = hops a_beacon_period = KuS - *//* 64ms = 010000 */ - if (local->fw_ver == 0x55) { - memcpy(&local->sparm.b4, b4_default_startup_parms, - sizeof(struct b4_startup_params)); - /* Translate sane kus input values to old build 4/5 format */ - /* i = hop time in uS truncated to 3 bytes */ - i = (hop_dwell * 1024) & 0xffffff; - local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff; - local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff; - local->sparm.b4.a_beacon_period[0] = 0; - local->sparm.b4.a_beacon_period[1] = - ((beacon_period / hop_dwell) - 1) & 0xff; - local->sparm.b4.a_curr_country_code = country; - local->sparm.b4.a_hop_pattern_length = - hop_pattern_length[(int)country] - 1; - if (bc) { - local->sparm.b4.a_ack_timeout = 0x50; - local->sparm.b4.a_sifs = 0x3f; - } - } else { /* Version 5 uses real kus values */ - memcpy((UCHAR *) &local->sparm.b5, b5_default_startup_parms, - sizeof(struct b5_startup_params)); - - local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff; - local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff; - local->sparm.b5.a_beacon_period[0] = - (beacon_period >> 8) & 0xff; - local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff; - if (psm) - local->sparm.b5.a_power_mgt_state = 1; - local->sparm.b5.a_curr_country_code = country; - local->sparm.b5.a_hop_pattern_length = - hop_pattern_length[(int)country]; - } - - local->sparm.b4.a_network_type = net_type & 0x01; - local->sparm.b4.a_acting_as_ap_status = TYPE_STA; - - if (essid != NULL) - strscpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE); -} /* init_startup_params */ - -/*===========================================================================*/ -static void verify_dl_startup(struct timer_list *t) -{ - ray_dev_t *local = from_timer(local, t, timer); - struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs; - UCHAR status; - struct pcmcia_device *link = local->finder; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs verify_dl_startup - device not present\n"); - return; - } -#if 0 - { - int i; - printk(KERN_DEBUG - "verify_dl_startup parameters sent via ccs %d:\n", - local->dl_param_ccs); - for (i = 0; i < sizeof(struct b5_startup_params); i++) { - printk(" %2x", - (unsigned int)readb(local->sram + - HOST_TO_ECF_BASE + i)); - } - printk("\n"); - } -#endif - - status = readb(&pccs->buffer_status); - if (status != CCS_BUFFER_FREE) { - printk(KERN_INFO - "Download startup params failed. Status = %d\n", - status); - local->card_status = CARD_DL_PARAM_ERROR; - return; - } - if (local->sparm.b4.a_network_type == ADHOC) - start_net(&local->timer); - else - join_net(&local->timer); -} /* end verify_dl_startup */ - -/*===========================================================================*/ -/* Command card to start a network */ -static void start_net(struct timer_list *t) -{ - ray_dev_t *local = from_timer(local, t, timer); - struct ccs __iomem *pccs; - int ccsindex; - struct pcmcia_device *link = local->finder; - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs start_net - device not present\n"); - return; - } - /* Fill in the CCS fields for the ECF */ - if ((ccsindex = get_free_ccs(local)) < 0) - return; - pccs = ccs_base(local) + ccsindex; - writeb(CCS_START_NETWORK, &pccs->cmd); - writeb(0, &pccs->var.start_network.update_param); - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - dev_dbg(&link->dev, "ray start net failed - card not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - return; - } - local->card_status = CARD_DOING_ACQ; -} /* end start_net */ - -/*===========================================================================*/ -/* Command card to join a network */ -static void join_net(struct timer_list *t) -{ - ray_dev_t *local = from_timer(local, t, timer); - - struct ccs __iomem *pccs; - int ccsindex; - struct pcmcia_device *link = local->finder; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs join_net - device not present\n"); - return; - } - /* Fill in the CCS fields for the ECF */ - if ((ccsindex = get_free_ccs(local)) < 0) - return; - pccs = ccs_base(local) + ccsindex; - writeb(CCS_JOIN_NETWORK, &pccs->cmd); - writeb(0, &pccs->var.join_network.update_param); - writeb(0, &pccs->var.join_network.net_initiated); - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - dev_dbg(&link->dev, "ray join net failed - card not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - return; - } - local->card_status = CARD_DOING_ACQ; -} - - -static void ray_release(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - ray_dev_t *local = netdev_priv(dev); - - dev_dbg(&link->dev, "ray_release\n"); - - del_timer_sync(&local->timer); - - if (local->sram) - iounmap(local->sram); - if (local->rmem) - iounmap(local->rmem); - if (local->amem) - iounmap(local->amem); - pcmcia_disable_device(link); - - dev_dbg(&link->dev, "ray_release ending\n"); -} - -static int ray_suspend(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - - if (link->open) - netif_device_detach(dev); - - return 0; -} - -static int ray_resume(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - - if (link->open) { - ray_reset(dev); - netif_device_attach(dev); - } - - return 0; -} - -/*===========================================================================*/ -static int ray_dev_init(struct net_device *dev) -{ -#ifdef RAY_IMMEDIATE_INIT - int i; -#endif /* RAY_IMMEDIATE_INIT */ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - - dev_dbg(&link->dev, "ray_dev_init(dev=%p)\n", dev); - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_dev_init - device not present\n"); - return -1; - } -#ifdef RAY_IMMEDIATE_INIT - /* Download startup parameters */ - if ((i = dl_startup_params(dev)) < 0) { - printk(KERN_INFO "ray_dev_init dl_startup_params failed - " - "returns 0x%x\n", i); - return -1; - } -#else /* RAY_IMMEDIATE_INIT */ - /* Postpone the card init so that we can still configure the card, - * for example using the Wireless Extensions. The init will happen - * in ray_open() - Jean II */ - dev_dbg(&link->dev, - "ray_dev_init: postponing card init to ray_open() ; Status = %d\n", - local->card_status); -#endif /* RAY_IMMEDIATE_INIT */ - - /* copy mac and broadcast addresses to linux device */ - eth_hw_addr_set(dev, local->sparm.b4.a_mac_addr); - eth_broadcast_addr(dev->broadcast); - - dev_dbg(&link->dev, "ray_dev_init ending\n"); - return 0; -} - -/*===========================================================================*/ -static int ray_dev_config(struct net_device *dev, struct ifmap *map) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - /* Dummy routine to satisfy device structure */ - dev_dbg(&link->dev, "ray_dev_config(dev=%p,ifmap=%p)\n", dev, map); - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_dev_config - device not present\n"); - return -1; - } - - return 0; -} - -/*===========================================================================*/ -static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, - struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - short length = skb->len; - - if (!pcmcia_dev_present(link)) { - dev_dbg(&link->dev, "ray_dev_start_xmit - device not present\n"); - dev_kfree_skb(skb); - return NETDEV_TX_OK; - } - - dev_dbg(&link->dev, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb, dev); - if (local->authentication_state == NEED_TO_AUTH) { - dev_dbg(&link->dev, "ray_cs Sending authentication request.\n"); - if (!build_auth_frame(local, local->auth_id, OPEN_AUTH_REQUEST)) { - local->authentication_state = AUTHENTICATED; - netif_stop_queue(dev); - return NETDEV_TX_BUSY; - } - } - - if (length < ETH_ZLEN) { - if (skb_padto(skb, ETH_ZLEN)) - return NETDEV_TX_OK; - length = ETH_ZLEN; - } - switch (ray_hw_xmit(skb->data, length, dev, DATA_TYPE)) { - case XMIT_NO_CCS: - case XMIT_NEED_AUTH: - netif_stop_queue(dev); - return NETDEV_TX_BUSY; - case XMIT_NO_INTR: - case XMIT_MSG_BAD: - case XMIT_OK: - default: - dev_kfree_skb(skb); - } - - return NETDEV_TX_OK; -} /* ray_dev_start_xmit */ - -/*===========================================================================*/ -static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, - UCHAR msg_type) -{ - ray_dev_t *local = netdev_priv(dev); - struct ccs __iomem *pccs; - int ccsindex; - int offset; - struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */ - short int addr; /* Address of xmit buffer in card space */ - - pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data, len, dev); - if (len + TX_HEADER_LENGTH > TX_BUF_SIZE) { - printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n", - len); - return XMIT_MSG_BAD; - } - switch (ccsindex = get_free_tx_ccs(local)) { - case ECCSBUSY: - pr_debug("ray_hw_xmit tx_ccs table busy\n"); - fallthrough; - case ECCSFULL: - pr_debug("ray_hw_xmit No free tx ccs\n"); - fallthrough; - case ECARDGONE: - netif_stop_queue(dev); - return XMIT_NO_CCS; - default: - break; - } - addr = TX_BUF_BASE + (ccsindex << 11); - - if (msg_type == DATA_TYPE) { - local->stats.tx_bytes += len; - local->stats.tx_packets++; - } - - ptx = local->sram + addr; - - ray_build_header(local, ptx, msg_type, data); - if (translate) { - offset = translate_frame(local, ptx, data, len); - } else { /* Encapsulate frame */ - /* TBD TIB length will move address of ptx->var */ - memcpy_toio(&ptx->var, data, len); - offset = 0; - } - - /* fill in the CCS */ - pccs = ccs_base(local) + ccsindex; - len += TX_HEADER_LENGTH + offset; - writeb(CCS_TX_REQUEST, &pccs->cmd); - writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]); - writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]); - writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]); - writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]); -/* TBD still need psm_cam? */ - writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode); - writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate); - writeb(0, &pccs->var.tx_request.antenna); - pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n", - local->net_default_tx_rate); - - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - pr_debug("ray_hw_xmit failed - ECF not ready for intr\n"); -/* TBD very inefficient to copy packet to buffer, and then not - send it, but the alternative is to queue the messages and that - won't be done for a while. Maybe set tbusy until a CCS is free? -*/ - writeb(CCS_BUFFER_FREE, &pccs->buffer_status); - return XMIT_NO_INTR; - } - return XMIT_OK; -} /* end ray_hw_xmit */ - -/*===========================================================================*/ -static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, - unsigned char *data, int len) -{ - __be16 proto = ((struct ethhdr *)data)->h_proto; - if (ntohs(proto) >= ETH_P_802_3_MIN) { /* DIX II ethernet frame */ - pr_debug("ray_cs translate_frame DIX II\n"); - /* Copy LLC header to card buffer */ - memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc)); - memcpy_toio(((void __iomem *)&ptx->var) + sizeof(eth2_llc), - (UCHAR *) &proto, 2); - if (proto == htons(ETH_P_AARP) || proto == htons(ETH_P_IPX)) { - /* This is the selective translation table, only 2 entries */ - writeb(0xf8, - &((struct snaphdr_t __iomem *)ptx->var)->org[2]); - } - /* Copy body of ethernet packet without ethernet header */ - memcpy_toio((void __iomem *)&ptx->var + - sizeof(struct snaphdr_t), data + ETH_HLEN, - len - ETH_HLEN); - return (int)sizeof(struct snaphdr_t) - ETH_HLEN; - } else { /* already 802 type, and proto is length */ - pr_debug("ray_cs translate_frame 802\n"); - if (proto == htons(0xffff)) { /* evil netware IPX 802.3 without LLC */ - pr_debug("ray_cs translate_frame evil IPX\n"); - memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN); - return 0 - ETH_HLEN; - } - memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN); - return 0 - ETH_HLEN; - } - /* TBD do other frame types */ -} /* end translate_frame */ - -/*===========================================================================*/ -static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, - UCHAR msg_type, unsigned char *data) -{ - writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1); -/*** IEEE 802.11 Address field assignments ************* - TODS FROMDS addr_1 addr_2 addr_3 addr_4 -Adhoc 0 0 dest src (terminal) BSSID N/A -AP to Terminal 0 1 dest AP(BSSID) source N/A -Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A -AP to AP 1 1 dest AP src AP dest source -*******************************************************/ - if (local->net_type == ADHOC) { - writeb(0, &ptx->mac.frame_ctl_2); - memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, - ADDRLEN); - memcpy_toio(ptx->mac.addr_2, ((struct ethhdr *)data)->h_source, - ADDRLEN); - memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN); - } else { /* infrastructure */ - - if (local->sparm.b4.a_acting_as_ap_status) { - writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2); - memcpy_toio(ptx->mac.addr_1, - ((struct ethhdr *)data)->h_dest, ADDRLEN); - memcpy_toio(ptx->mac.addr_2, local->bss_id, 6); - memcpy_toio(ptx->mac.addr_3, - ((struct ethhdr *)data)->h_source, ADDRLEN); - } else { /* Terminal */ - - writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2); - memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN); - memcpy_toio(ptx->mac.addr_2, - ((struct ethhdr *)data)->h_source, ADDRLEN); - memcpy_toio(ptx->mac.addr_3, - ((struct ethhdr *)data)->h_dest, ADDRLEN); - } - } -} /* end encapsulate_frame */ - -/*====================================================================*/ - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get protocol name - */ -static int ray_get_name(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - strcpy(wrqu->name, "IEEE 802.11-FH"); - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set frequency - */ -static int ray_set_freq(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - int err = -EINPROGRESS; /* Call commit handler */ - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - /* Setting by channel number */ - if ((wrqu->freq.m > USA_HOP_MOD) || (wrqu->freq.e > 0)) - err = -EOPNOTSUPP; - else - local->sparm.b5.a_hop_pattern = wrqu->freq.m; - - return err; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get frequency - */ -static int ray_get_freq(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - wrqu->freq.m = local->sparm.b5.a_hop_pattern; - wrqu->freq.e = 0; - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set ESSID - */ -static int ray_set_essid(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - /* Check if we asked for `any' */ - if (wrqu->essid.flags == 0) - /* Corey : can you do that ? */ - return -EOPNOTSUPP; - - /* Check the size of the string */ - if (wrqu->essid.length > IW_ESSID_MAX_SIZE) - return -E2BIG; - - /* Set the ESSID in the card */ - memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE); - memcpy(local->sparm.b5.a_current_ess_id, extra, wrqu->essid.length); - - return -EINPROGRESS; /* Call commit handler */ -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get ESSID - */ -static int ray_get_essid(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - UCHAR tmp[IW_ESSID_MAX_SIZE + 1]; - - /* Get the essid that was set */ - memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE); - memcpy(tmp, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE); - tmp[IW_ESSID_MAX_SIZE] = '\0'; - - /* Push it out ! */ - wrqu->essid.length = strlen(tmp); - wrqu->essid.flags = 1; /* active */ - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get AP address - */ -static int ray_get_wap(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - memcpy(wrqu->ap_addr.sa_data, local->bss_id, ETH_ALEN); - wrqu->ap_addr.sa_family = ARPHRD_ETHER; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set Bit-Rate - */ -static int ray_set_rate(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - /* Check if rate is in range */ - if ((wrqu->bitrate.value != 1000000) && (wrqu->bitrate.value != 2000000)) - return -EINVAL; - - /* Hack for 1.5 Mb/s instead of 2 Mb/s */ - if ((local->fw_ver == 0x55) && /* Please check */ - (wrqu->bitrate.value == 2000000)) - local->net_default_tx_rate = 3; - else - local->net_default_tx_rate = wrqu->bitrate.value / 500000; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get Bit-Rate - */ -static int ray_get_rate(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - if (local->net_default_tx_rate == 3) - wrqu->bitrate.value = 2000000; /* Hum... */ - else - wrqu->bitrate.value = local->net_default_tx_rate * 500000; - wrqu->bitrate.fixed = 0; /* We are in auto mode */ - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set RTS threshold - */ -static int ray_set_rts(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - int rthr = wrqu->rts.value; - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - /* if(wrq->u.rts.fixed == 0) we should complain */ - if (wrqu->rts.disabled) - rthr = 32767; - else { - if ((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */ - return -EINVAL; - } - local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF; - local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF; - - return -EINPROGRESS; /* Call commit handler */ -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get RTS threshold - */ -static int ray_get_rts(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - wrqu->rts.value = (local->sparm.b5.a_rts_threshold[0] << 8) - + local->sparm.b5.a_rts_threshold[1]; - wrqu->rts.disabled = (wrqu->rts.value == 32767); - wrqu->rts.fixed = 1; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set Fragmentation threshold - */ -static int ray_set_frag(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - int fthr = wrqu->frag.value; - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - /* if(wrq->u.frag.fixed == 0) should complain */ - if (wrqu->frag.disabled) - fthr = 32767; - else { - if ((fthr < 256) || (fthr > 2347)) /* To check out ! */ - return -EINVAL; - } - local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF; - local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF; - - return -EINPROGRESS; /* Call commit handler */ -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get Fragmentation threshold - */ -static int ray_get_frag(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - wrqu->frag.value = (local->sparm.b5.a_frag_threshold[0] << 8) - + local->sparm.b5.a_frag_threshold[1]; - wrqu->frag.disabled = (wrqu->frag.value == 32767); - wrqu->frag.fixed = 1; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : set Mode of Operation - */ -static int ray_set_mode(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - int err = -EINPROGRESS; /* Call commit handler */ - char card_mode = 1; - - /* Reject if card is already initialised */ - if (local->card_status != CARD_AWAITING_PARAM) - return -EBUSY; - - switch (wrqu->mode) { - case IW_MODE_ADHOC: - card_mode = 0; - fallthrough; - case IW_MODE_INFRA: - local->sparm.b5.a_network_type = card_mode; - break; - default: - err = -EINVAL; - } - - return err; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get Mode of Operation - */ -static int ray_get_mode(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - ray_dev_t *local = netdev_priv(dev); - - if (local->sparm.b5.a_network_type) - wrqu->mode = IW_MODE_INFRA; - else - wrqu->mode = IW_MODE_ADHOC; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Handler : get range info - */ -static int ray_get_range(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct iw_range *range = (struct iw_range *)extra; - - memset(range, 0, sizeof(struct iw_range)); - - /* Set the length (very important for backward compatibility) */ - wrqu->data.length = sizeof(struct iw_range); - - /* Set the Wireless Extension versions */ - range->we_version_compiled = WIRELESS_EXT; - range->we_version_source = 9; - - /* Set information in the range struct */ - range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */ - range->num_channels = hop_pattern_length[(int)country]; - range->num_frequency = 0; - range->max_qual.qual = 0; - range->max_qual.level = 255; /* What's the correct value ? */ - range->max_qual.noise = 255; /* Idem */ - range->num_bitrates = 2; - range->bitrate[0] = 1000000; /* 1 Mb/s */ - range->bitrate[1] = 2000000; /* 2 Mb/s */ - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Private Handler : set framing mode - */ -static int ray_set_framing(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - translate = !!*(extra); /* Set framing mode */ - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Private Handler : get framing mode - */ -static int ray_get_framing(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - *(extra) = translate; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Wireless Private Handler : get country - */ -static int ray_get_country(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - *(extra) = country; - - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Commit handler : called after a bunch of SET operations - */ -static int ray_commit(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - return 0; -} - -/*------------------------------------------------------------------*/ -/* - * Stats handler : return Wireless Stats - */ -static iw_stats *ray_get_wireless_stats(struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - struct status __iomem *p = local->sram + STATUS_BASE; - - local->wstats.status = local->card_status; -#ifdef WIRELESS_SPY - if ((local->spy_data.spy_number > 0) - && (local->sparm.b5.a_network_type == 0)) { - /* Get it from the first node in spy list */ - local->wstats.qual.qual = local->spy_data.spy_stat[0].qual; - local->wstats.qual.level = local->spy_data.spy_stat[0].level; - local->wstats.qual.noise = local->spy_data.spy_stat[0].noise; - local->wstats.qual.updated = - local->spy_data.spy_stat[0].updated; - } -#endif /* WIRELESS_SPY */ - - if (pcmcia_dev_present(link)) { - local->wstats.qual.noise = readb(&p->rxnoise); - local->wstats.qual.updated |= 4; - } - - return &local->wstats; -} /* end ray_get_wireless_stats */ - -/*------------------------------------------------------------------*/ -/* - * Structures to export the Wireless Handlers - */ - -static const iw_handler ray_handler[] = { - IW_HANDLER(SIOCSIWCOMMIT, ray_commit), - IW_HANDLER(SIOCGIWNAME, ray_get_name), - IW_HANDLER(SIOCSIWFREQ, ray_set_freq), - IW_HANDLER(SIOCGIWFREQ, ray_get_freq), - IW_HANDLER(SIOCSIWMODE, ray_set_mode), - IW_HANDLER(SIOCGIWMODE, ray_get_mode), - IW_HANDLER(SIOCGIWRANGE, ray_get_range), -#ifdef WIRELESS_SPY - IW_HANDLER(SIOCSIWSPY, iw_handler_set_spy), - IW_HANDLER(SIOCGIWSPY, iw_handler_get_spy), - IW_HANDLER(SIOCSIWTHRSPY, iw_handler_set_thrspy), - IW_HANDLER(SIOCGIWTHRSPY, iw_handler_get_thrspy), -#endif /* WIRELESS_SPY */ - IW_HANDLER(SIOCGIWAP, ray_get_wap), - IW_HANDLER(SIOCSIWESSID, ray_set_essid), - IW_HANDLER(SIOCGIWESSID, ray_get_essid), - IW_HANDLER(SIOCSIWRATE, ray_set_rate), - IW_HANDLER(SIOCGIWRATE, ray_get_rate), - IW_HANDLER(SIOCSIWRTS, ray_set_rts), - IW_HANDLER(SIOCGIWRTS, ray_get_rts), - IW_HANDLER(SIOCSIWFRAG, ray_set_frag), - IW_HANDLER(SIOCGIWFRAG, ray_get_frag), -}; - -#define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */ -#define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */ -#define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */ - -static const iw_handler ray_private_handler[] = { - [0] = ray_set_framing, - [1] = ray_get_framing, - [3] = ray_get_country, -}; - -static const struct iw_priv_args ray_private_args[] = { -/* cmd, set_args, get_args, name */ - {SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0, - "set_framing"}, - {SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, - "get_framing"}, - {SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, - "get_country"}, -}; - -static const struct iw_handler_def ray_handler_def = { - .num_standard = ARRAY_SIZE(ray_handler), - .num_private = ARRAY_SIZE(ray_private_handler), - .num_private_args = ARRAY_SIZE(ray_private_args), - .standard = ray_handler, - .private = ray_private_handler, - .private_args = ray_private_args, - .get_wireless_stats = ray_get_wireless_stats, -}; - -/*===========================================================================*/ -static int ray_open(struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link; - link = local->finder; - - dev_dbg(&link->dev, "ray_open('%s')\n", dev->name); - - if (link->open == 0) - local->num_multi = 0; - link->open++; - - /* If the card is not started, time to start it ! - Jean II */ - if (local->card_status == CARD_AWAITING_PARAM) { - int i; - - dev_dbg(&link->dev, "ray_open: doing init now !\n"); - - /* Download startup parameters */ - if ((i = dl_startup_params(dev)) < 0) { - printk(KERN_INFO - "ray_dev_init dl_startup_params failed - " - "returns 0x%x\n", i); - return -1; - } - } - - if (sniffer) - netif_stop_queue(dev); - else - netif_start_queue(dev); - - dev_dbg(&link->dev, "ray_open ending\n"); - return 0; -} /* end ray_open */ - -/*===========================================================================*/ -static int ray_dev_close(struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link; - link = local->finder; - - dev_dbg(&link->dev, "ray_dev_close('%s')\n", dev->name); - - link->open--; - netif_stop_queue(dev); - - /* In here, we should stop the hardware (stop card from beeing active) - * and set local->card_status to CARD_AWAITING_PARAM, so that while the - * card is closed we can chage its configuration. - * Probably also need a COR reset to get sane state - Jean II */ - - return 0; -} /* end ray_dev_close */ - -/*===========================================================================*/ -static void ray_reset(struct net_device *dev) -{ - pr_debug("ray_reset entered\n"); -} - -/*===========================================================================*/ -/* Cause a firmware interrupt if it is ready for one */ -/* Return nonzero if not ready */ -static int interrupt_ecf(ray_dev_t *local, int ccs) -{ - int i = 50; - struct pcmcia_device *link = local->finder; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs interrupt_ecf - device not present\n"); - return -1; - } - dev_dbg(&link->dev, "interrupt_ecf(local=%p, ccs = 0x%x\n", local, ccs); - - while (i && - (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & - ECF_INTR_SET)) - i--; - if (i == 0) { - dev_dbg(&link->dev, "ray_cs interrupt_ecf card not ready for interrupt\n"); - return -1; - } - /* Fill the mailbox, then kick the card */ - writeb(ccs, local->sram + SCB_BASE); - writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET); - return 0; -} /* interrupt_ecf */ - -/*===========================================================================*/ -/* Get next free transmit CCS */ -/* Return - index of current tx ccs */ -static int get_free_tx_ccs(ray_dev_t *local) -{ - int i; - struct ccs __iomem *pccs = ccs_base(local); - struct pcmcia_device *link = local->finder; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs get_free_tx_ccs - device not present\n"); - return ECARDGONE; - } - - if (test_and_set_bit(0, &local->tx_ccs_lock)) { - dev_dbg(&link->dev, "ray_cs tx_ccs_lock busy\n"); - return ECCSBUSY; - } - - for (i = 0; i < NUMBER_OF_TX_CCS; i++) { - if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) { - writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status); - writeb(CCS_END_LIST, &(pccs + i)->link); - local->tx_ccs_lock = 0; - return i; - } - } - local->tx_ccs_lock = 0; - dev_dbg(&link->dev, "ray_cs ERROR no free tx CCS for raylink card\n"); - return ECCSFULL; -} /* get_free_tx_ccs */ - -/*===========================================================================*/ -/* Get next free CCS */ -/* Return - index of current ccs */ -static int get_free_ccs(ray_dev_t *local) -{ - int i; - struct ccs __iomem *pccs = ccs_base(local); - struct pcmcia_device *link = local->finder; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs get_free_ccs - device not present\n"); - return ECARDGONE; - } - if (test_and_set_bit(0, &local->ccs_lock)) { - dev_dbg(&link->dev, "ray_cs ccs_lock busy\n"); - return ECCSBUSY; - } - - for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) { - if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) { - writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status); - writeb(CCS_END_LIST, &(pccs + i)->link); - local->ccs_lock = 0; - return i; - } - } - local->ccs_lock = 0; - dev_dbg(&link->dev, "ray_cs ERROR no free CCS for raylink card\n"); - return ECCSFULL; -} /* get_free_ccs */ - -/*===========================================================================*/ -static void authenticate_timeout(struct timer_list *t) -{ - ray_dev_t *local = from_timer(local, t, timer); - del_timer(&local->timer); - printk(KERN_INFO "ray_cs Authentication with access point failed" - " - timeout\n"); - join_net(&local->timer); -} - -/*===========================================================================*/ -static int parse_addr(char *in_str, UCHAR *out) -{ - int i, k; - int len; - - if (in_str == NULL) - return 0; - len = strnlen(in_str, ADDRLEN * 2 + 1) - 1; - if (len < 1) - return 0; - memset(out, 0, ADDRLEN); - - i = 5; - - while (len > 0) { - if ((k = hex_to_bin(in_str[len--])) != -1) - out[i] = k; - else - return 0; - - if (len == 0) - break; - if ((k = hex_to_bin(in_str[len--])) != -1) - out[i] += k << 4; - else - return 0; - if (!i--) - break; - } - return 1; -} - -/*===========================================================================*/ -static struct net_device_stats *ray_get_stats(struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - struct status __iomem *p = local->sram + STATUS_BASE; - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs net_device_stats - device not present\n"); - return &local->stats; - } - if (readb(&p->mrx_overflow_for_host)) { - local->stats.rx_over_errors += swab16(readw(&p->mrx_overflow)); - writeb(0, &p->mrx_overflow); - writeb(0, &p->mrx_overflow_for_host); - } - if (readb(&p->mrx_checksum_error_for_host)) { - local->stats.rx_crc_errors += - swab16(readw(&p->mrx_checksum_error)); - writeb(0, &p->mrx_checksum_error); - writeb(0, &p->mrx_checksum_error_for_host); - } - if (readb(&p->rx_hec_error_for_host)) { - local->stats.rx_frame_errors += swab16(readw(&p->rx_hec_error)); - writeb(0, &p->rx_hec_error); - writeb(0, &p->rx_hec_error_for_host); - } - return &local->stats; -} - -/*===========================================================================*/ -static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, - int len) -{ - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - int ccsindex; - int i; - struct ccs __iomem *pccs; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_update_parm - device not present\n"); - return; - } - - if ((ccsindex = get_free_ccs(local)) < 0) { - dev_dbg(&link->dev, "ray_update_parm - No free ccs\n"); - return; - } - pccs = ccs_base(local) + ccsindex; - writeb(CCS_UPDATE_PARAMS, &pccs->cmd); - writeb(objid, &pccs->var.update_param.object_id); - writeb(1, &pccs->var.update_param.number_objects); - writeb(0, &pccs->var.update_param.failure_cause); - for (i = 0; i < len; i++) { - writeb(value[i], local->sram + HOST_TO_ECF_BASE); - } - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - } -} - -/*===========================================================================*/ -static void ray_update_multi_list(struct net_device *dev, int all) -{ - int ccsindex; - struct ccs __iomem *pccs; - ray_dev_t *local = netdev_priv(dev); - struct pcmcia_device *link = local->finder; - void __iomem *p = local->sram + HOST_TO_ECF_BASE; - - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_update_multi_list - device not present\n"); - return; - } else - dev_dbg(&link->dev, "ray_update_multi_list(%p)\n", dev); - if ((ccsindex = get_free_ccs(local)) < 0) { - dev_dbg(&link->dev, "ray_update_multi - No free ccs\n"); - return; - } - pccs = ccs_base(local) + ccsindex; - writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd); - - if (all) { - writeb(0xff, &pccs->var); - local->num_multi = 0xff; - } else { - struct netdev_hw_addr *ha; - int i = 0; - - /* Copy the kernel's list of MC addresses to card */ - netdev_for_each_mc_addr(ha, dev) { - memcpy_toio(p, ha->addr, ETH_ALEN); - dev_dbg(&link->dev, "ray_update_multi add addr %pm\n", - ha->addr); - p += ETH_ALEN; - i++; - } - if (i > 256 / ADDRLEN) - i = 256 / ADDRLEN; - writeb((UCHAR) i, &pccs->var); - dev_dbg(&link->dev, "ray_cs update_multi %d addresses in list\n", i); - /* Interrupt the firmware to process the command */ - local->num_multi = i; - } - if (interrupt_ecf(local, ccsindex)) { - dev_dbg(&link->dev, - "ray_cs update_multi failed - ECF not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - } -} /* end ray_update_multi_list */ - -/*===========================================================================*/ -static void set_multicast_list(struct net_device *dev) -{ - ray_dev_t *local = netdev_priv(dev); - UCHAR promisc; - - pr_debug("ray_cs set_multicast_list(%p)\n", dev); - - if (dev->flags & IFF_PROMISC) { - if (local->sparm.b5.a_promiscuous_mode == 0) { - pr_debug("ray_cs set_multicast_list promisc on\n"); - local->sparm.b5.a_promiscuous_mode = 1; - promisc = 1; - ray_update_parm(dev, OBJID_promiscuous_mode, - &promisc, sizeof(promisc)); - } - } else { - if (local->sparm.b5.a_promiscuous_mode == 1) { - pr_debug("ray_cs set_multicast_list promisc off\n"); - local->sparm.b5.a_promiscuous_mode = 0; - promisc = 0; - ray_update_parm(dev, OBJID_promiscuous_mode, - &promisc, sizeof(promisc)); - } - } - - if (dev->flags & IFF_ALLMULTI) - ray_update_multi_list(dev, 1); - else { - if (local->num_multi != netdev_mc_count(dev)) - ray_update_multi_list(dev, 0); - } -} /* end set_multicast_list */ - -/*============================================================================= - * All routines below here are run at interrupt time. -=============================================================================*/ -static irqreturn_t ray_interrupt(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - struct pcmcia_device *link; - ray_dev_t *local; - struct ccs __iomem *pccs; - struct rcs __iomem *prcs; - UCHAR rcsindex; - UCHAR tmp; - UCHAR cmd; - UCHAR status; - UCHAR memtmp[ESSID_SIZE + 1]; - - - if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */ - return IRQ_NONE; - - pr_debug("ray_cs: interrupt for *dev=%p\n", dev); - - local = netdev_priv(dev); - link = local->finder; - if (!pcmcia_dev_present(link)) { - pr_debug( - "ray_cs interrupt from device not present or suspended.\n"); - return IRQ_NONE; - } - rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index); - - if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { - dev_dbg(&link->dev, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex); - clear_interrupt(local); - return IRQ_HANDLED; - } - if (rcsindex < NUMBER_OF_CCS) { /* If it's a returned CCS */ - pccs = ccs_base(local) + rcsindex; - cmd = readb(&pccs->cmd); - status = readb(&pccs->buffer_status); - switch (cmd) { - case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */ - del_timer(&local->timer); - if (status == CCS_COMMAND_COMPLETE) { - dev_dbg(&link->dev, - "ray_cs interrupt download_startup_parameters OK\n"); - } else { - dev_dbg(&link->dev, - "ray_cs interrupt download_startup_parameters fail\n"); - } - break; - case CCS_UPDATE_PARAMS: - dev_dbg(&link->dev, "ray_cs interrupt update params done\n"); - if (status != CCS_COMMAND_COMPLETE) { - tmp = - readb(&pccs->var.update_param. - failure_cause); - dev_dbg(&link->dev, - "ray_cs interrupt update params failed - reason %d\n", - tmp); - } - break; - case CCS_REPORT_PARAMS: - dev_dbg(&link->dev, "ray_cs interrupt report params done\n"); - break; - case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */ - dev_dbg(&link->dev, - "ray_cs interrupt CCS Update Multicast List done\n"); - break; - case CCS_UPDATE_POWER_SAVINGS_MODE: - dev_dbg(&link->dev, - "ray_cs interrupt update power save mode done\n"); - break; - case CCS_START_NETWORK: - case CCS_JOIN_NETWORK: - memcpy(memtmp, local->sparm.b4.a_current_ess_id, - ESSID_SIZE); - memtmp[ESSID_SIZE] = '\0'; - - if (status == CCS_COMMAND_COMPLETE) { - if (readb - (&pccs->var.start_network.net_initiated) == - 1) { - dev_dbg(&link->dev, - "ray_cs interrupt network \"%s\" started\n", - memtmp); - } else { - dev_dbg(&link->dev, - "ray_cs interrupt network \"%s\" joined\n", - memtmp); - } - memcpy_fromio(&local->bss_id, - pccs->var.start_network.bssid, - ADDRLEN); - - if (local->fw_ver == 0x55) - local->net_default_tx_rate = 3; - else - local->net_default_tx_rate = - readb(&pccs->var.start_network. - net_default_tx_rate); - local->encryption = - readb(&pccs->var.start_network.encryption); - if (!sniffer && (local->net_type == INFRA) - && !(local->sparm.b4.a_acting_as_ap_status)) { - authenticate(local); - } - local->card_status = CARD_ACQ_COMPLETE; - } else { - local->card_status = CARD_ACQ_FAILED; - - del_timer(&local->timer); - local->timer.expires = jiffies + HZ * 5; - if (status == CCS_START_NETWORK) { - dev_dbg(&link->dev, - "ray_cs interrupt network \"%s\" start failed\n", - memtmp); - local->timer.function = start_net; - } else { - dev_dbg(&link->dev, - "ray_cs interrupt network \"%s\" join failed\n", - memtmp); - local->timer.function = join_net; - } - add_timer(&local->timer); - } - break; - case CCS_START_ASSOCIATION: - if (status == CCS_COMMAND_COMPLETE) { - local->card_status = CARD_ASSOC_COMPLETE; - dev_dbg(&link->dev, "ray_cs association successful\n"); - } else { - dev_dbg(&link->dev, "ray_cs association failed,\n"); - local->card_status = CARD_ASSOC_FAILED; - join_net(&local->timer); - } - break; - case CCS_TX_REQUEST: - if (status == CCS_COMMAND_COMPLETE) { - dev_dbg(&link->dev, - "ray_cs interrupt tx request complete\n"); - } else { - dev_dbg(&link->dev, - "ray_cs interrupt tx request failed\n"); - } - if (!sniffer) - netif_start_queue(dev); - netif_wake_queue(dev); - break; - case CCS_TEST_MEMORY: - dev_dbg(&link->dev, "ray_cs interrupt mem test done\n"); - break; - case CCS_SHUTDOWN: - dev_dbg(&link->dev, - "ray_cs interrupt Unexpected CCS returned - Shutdown\n"); - break; - case CCS_DUMP_MEMORY: - dev_dbg(&link->dev, "ray_cs interrupt dump memory done\n"); - break; - case CCS_START_TIMER: - dev_dbg(&link->dev, - "ray_cs interrupt DING - raylink timer expired\n"); - break; - default: - dev_dbg(&link->dev, - "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n", - rcsindex, cmd); - } - writeb(CCS_BUFFER_FREE, &pccs->buffer_status); - } else { /* It's an RCS */ - - prcs = rcs_base(local) + rcsindex; - - switch (readb(&prcs->interrupt_id)) { - case PROCESS_RX_PACKET: - ray_rx(dev, local, prcs); - break; - case REJOIN_NET_COMPLETE: - dev_dbg(&link->dev, "ray_cs interrupt rejoin net complete\n"); - local->card_status = CARD_ACQ_COMPLETE; - /* do we need to clear tx buffers CCS's? */ - if (local->sparm.b4.a_network_type == ADHOC) { - if (!sniffer) - netif_start_queue(dev); - } else { - memcpy_fromio(&local->bss_id, - prcs->var.rejoin_net_complete. - bssid, ADDRLEN); - dev_dbg(&link->dev, "ray_cs new BSSID = %pm\n", - local->bss_id); - if (!sniffer) - authenticate(local); - } - break; - case ROAMING_INITIATED: - dev_dbg(&link->dev, "ray_cs interrupt roaming initiated\n"); - netif_stop_queue(dev); - local->card_status = CARD_DOING_ACQ; - break; - case JAPAN_CALL_SIGN_RXD: - dev_dbg(&link->dev, "ray_cs interrupt japan call sign rx\n"); - break; - default: - dev_dbg(&link->dev, - "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n", - rcsindex, - (unsigned int)readb(&prcs->interrupt_id)); - break; - } - writeb(CCS_BUFFER_FREE, &prcs->buffer_status); - } - clear_interrupt(local); - return IRQ_HANDLED; -} /* ray_interrupt */ - -/*===========================================================================*/ -static void ray_rx(struct net_device *dev, ray_dev_t *local, - struct rcs __iomem *prcs) -{ - int rx_len; - unsigned int pkt_addr; - void __iomem *pmsg; - pr_debug("ray_rx process rx packet\n"); - - /* Calculate address of packet within Rx buffer */ - pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8) - + readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END; - /* Length of first packet fragment */ - rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8) - + readb(&prcs->var.rx_packet.rx_data_length[1]); - - local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev); - pmsg = local->rmem + pkt_addr; - switch (readb(pmsg)) { - case DATA_TYPE: - pr_debug("ray_rx data type\n"); - rx_data(dev, prcs, pkt_addr, rx_len); - break; - case AUTHENTIC_TYPE: - pr_debug("ray_rx authentic type\n"); - if (sniffer) - rx_data(dev, prcs, pkt_addr, rx_len); - else - rx_authenticate(local, prcs, pkt_addr, rx_len); - break; - case DEAUTHENTIC_TYPE: - pr_debug("ray_rx deauth type\n"); - if (sniffer) - rx_data(dev, prcs, pkt_addr, rx_len); - else - rx_deauthenticate(local, prcs, pkt_addr, rx_len); - break; - case NULL_MSG_TYPE: - pr_debug("ray_cs rx NULL msg\n"); - break; - case BEACON_TYPE: - pr_debug("ray_rx beacon type\n"); - if (sniffer) - rx_data(dev, prcs, pkt_addr, rx_len); - - copy_from_rx_buff(local, (UCHAR *) &local->last_bcn, pkt_addr, - rx_len < sizeof(struct beacon_rx) ? - rx_len : sizeof(struct beacon_rx)); - - local->beacon_rxed = 1; - /* Get the statistics so the card counters never overflow */ - ray_get_stats(dev); - break; - default: - pr_debug("ray_cs unknown pkt type %2x\n", - (unsigned int)readb(pmsg)); - break; - } - -} /* end ray_rx */ - -/*===========================================================================*/ -static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len) -{ - struct sk_buff *skb = NULL; - struct rcs __iomem *prcslink = prcs; - ray_dev_t *local = netdev_priv(dev); - UCHAR *rx_ptr; - int total_len; - int tmp; -#ifdef WIRELESS_SPY - int siglev = local->last_rsl; - u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */ -#endif - - if (!sniffer) { - if (translate) { -/* TBD length needs fixing for translated header */ - if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) || - rx_len > - (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + - FCS_LEN)) { - pr_debug( - "ray_cs invalid packet length %d received\n", - rx_len); - return; - } - } else { /* encapsulated ethernet */ - - if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) || - rx_len > - (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + - FCS_LEN)) { - pr_debug( - "ray_cs invalid packet length %d received\n", - rx_len); - return; - } - } - } - pr_debug("ray_cs rx_data packet\n"); - /* If fragmented packet, verify sizes of fragments add up */ - if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { - pr_debug("ray_cs rx'ed fragment\n"); - tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8) - + readb(&prcs->var.rx_packet.totalpacketlength[1]); - total_len = tmp; - prcslink = prcs; - do { - tmp -= - (readb(&prcslink->var.rx_packet.rx_data_length[0]) - << 8) - + readb(&prcslink->var.rx_packet.rx_data_length[1]); - if (readb(&prcslink->var.rx_packet.next_frag_rcs_index) - == 0xFF || tmp < 0) - break; - prcslink = rcs_base(local) - + readb(&prcslink->link_field); - } while (1); - - if (tmp < 0) { - pr_debug( - "ray_cs rx_data fragment lengths don't add up\n"); - local->stats.rx_dropped++; - release_frag_chain(local, prcs); - return; - } - } else { /* Single unfragmented packet */ - total_len = rx_len; - } - - skb = dev_alloc_skb(total_len + 5); - if (skb == NULL) { - pr_debug("ray_cs rx_data could not allocate skb\n"); - local->stats.rx_dropped++; - if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) - release_frag_chain(local, prcs); - return; - } - skb_reserve(skb, 2); /* Align IP on 16 byte (TBD check this) */ - - pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len, - rx_len); - -/************************/ - /* Reserve enough room for the whole damn packet. */ - rx_ptr = skb_put(skb, total_len); - /* Copy the whole packet to sk_buff */ - rx_ptr += - copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len); - /* Get source address */ -#ifdef WIRELESS_SPY - skb_copy_from_linear_data_offset(skb, - offsetof(struct mac_header, addr_2), - linksrcaddr, ETH_ALEN); -#endif - /* Now, deal with encapsulation/translation/sniffer */ - if (!sniffer) { - if (!translate) { - /* Encapsulated ethernet, so just lop off 802.11 MAC header */ -/* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */ - skb_pull(skb, RX_MAC_HEADER_LENGTH); - } else { - /* Do translation */ - untranslate(local, skb, total_len); - } - } else { /* sniffer mode, so just pass whole packet */ - } - -/************************/ - /* Now pick up the rest of the fragments if any */ - tmp = 17; - if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { - prcslink = prcs; - pr_debug("ray_cs rx_data in fragment loop\n"); - do { - prcslink = rcs_base(local) - + - readb(&prcslink->var.rx_packet.next_frag_rcs_index); - rx_len = - ((readb(&prcslink->var.rx_packet.rx_data_length[0]) - << 8) - + - readb(&prcslink->var.rx_packet.rx_data_length[1])) - & RX_BUFF_END; - pkt_addr = - ((readb(&prcslink->var.rx_packet.rx_data_ptr[0]) << - 8) - + readb(&prcslink->var.rx_packet.rx_data_ptr[1])) - & RX_BUFF_END; - - rx_ptr += - copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len); - - } while (tmp-- && - readb(&prcslink->var.rx_packet.next_frag_rcs_index) != - 0xFF); - release_frag_chain(local, prcs); - } - - skb->protocol = eth_type_trans(skb, dev); - netif_rx(skb); - local->stats.rx_packets++; - local->stats.rx_bytes += total_len; - - /* Gather signal strength per address */ -#ifdef WIRELESS_SPY - /* For the Access Point or the node having started the ad-hoc net - * note : ad-hoc work only in some specific configurations, but we - * kludge in ray_get_wireless_stats... */ - if (!memcmp(linksrcaddr, local->bss_id, ETH_ALEN)) { - /* Update statistics */ - /*local->wstats.qual.qual = none ? */ - local->wstats.qual.level = siglev; - /*local->wstats.qual.noise = none ? */ - local->wstats.qual.updated = 0x2; - } - /* Now, update the spy stuff */ - { - struct iw_quality wstats; - wstats.level = siglev; - /* wstats.noise = none ? */ - /* wstats.qual = none ? */ - wstats.updated = 0x2; - /* Update spy records */ - wireless_spy_update(dev, linksrcaddr, &wstats); - } -#endif /* WIRELESS_SPY */ -} /* end rx_data */ - -/*===========================================================================*/ -static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) -{ - snaphdr_t *psnap = (snaphdr_t *) (skb->data + RX_MAC_HEADER_LENGTH); - struct ieee80211_hdr *pmac = (struct ieee80211_hdr *)skb->data; - __be16 type = *(__be16 *) psnap->ethertype; - int delta; - struct ethhdr *peth; - UCHAR srcaddr[ADDRLEN]; - UCHAR destaddr[ADDRLEN]; - static const UCHAR org_bridge[3] = { 0, 0, 0xf8 }; - static const UCHAR org_1042[3] = { 0, 0, 0 }; - - memcpy(destaddr, ieee80211_get_DA(pmac), ADDRLEN); - memcpy(srcaddr, ieee80211_get_SA(pmac), ADDRLEN); - -#if 0 - if { - print_hex_dump(KERN_DEBUG, "skb->data before untranslate: ", - DUMP_PREFIX_NONE, 16, 1, - skb->data, 64, true); - printk(KERN_DEBUG - "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n", - ntohs(type), psnap->dsap, psnap->ssap, psnap->ctrl, - psnap->org[0], psnap->org[1], psnap->org[2]); - printk(KERN_DEBUG "untranslate skb->data = %p\n", skb->data); - } -#endif - - if (psnap->dsap != 0xaa || psnap->ssap != 0xaa || psnap->ctrl != 3) { - /* not a snap type so leave it alone */ - pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n", - psnap->dsap, psnap->ssap, psnap->ctrl); - - delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; - peth = (struct ethhdr *)(skb->data + delta); - peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH); - } else { /* Its a SNAP */ - if (memcmp(psnap->org, org_bridge, 3) == 0) { - /* EtherII and nuke the LLC */ - pr_debug("ray_cs untranslate Bridge encap\n"); - delta = RX_MAC_HEADER_LENGTH - + sizeof(struct snaphdr_t) - ETH_HLEN; - peth = (struct ethhdr *)(skb->data + delta); - peth->h_proto = type; - } else if (memcmp(psnap->org, org_1042, 3) == 0) { - switch (ntohs(type)) { - case ETH_P_IPX: - case ETH_P_AARP: - pr_debug("ray_cs untranslate RFC IPX/AARP\n"); - delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; - peth = (struct ethhdr *)(skb->data + delta); - peth->h_proto = - htons(len - RX_MAC_HEADER_LENGTH); - break; - default: - pr_debug("ray_cs untranslate RFC default\n"); - delta = RX_MAC_HEADER_LENGTH + - sizeof(struct snaphdr_t) - ETH_HLEN; - peth = (struct ethhdr *)(skb->data + delta); - peth->h_proto = type; - break; - } - } else { - printk("ray_cs untranslate very confused by packet\n"); - delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; - peth = (struct ethhdr *)(skb->data + delta); - peth->h_proto = type; - } - } -/* TBD reserve skb_reserve(skb, delta); */ - skb_pull(skb, delta); - pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta, - skb->data); - memcpy(peth->h_dest, destaddr, ADDRLEN); - memcpy(peth->h_source, srcaddr, ADDRLEN); -#if 0 - { - int i; - printk(KERN_DEBUG "skb->data after untranslate:"); - for (i = 0; i < 64; i++) - printk("%02x ", skb->data[i]); - printk("\n"); - } -#endif -} /* end untranslate */ - -/*===========================================================================*/ -/* Copy data from circular receive buffer to PC memory. - * dest = destination address in PC memory - * pkt_addr = source address in receive buffer - * len = length of packet to copy - */ -static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, - int length) -{ - int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1); - if (wrap_bytes <= 0) { - memcpy_fromio(dest, local->rmem + pkt_addr, length); - } else { /* Packet wrapped in circular buffer */ - - memcpy_fromio(dest, local->rmem + pkt_addr, - length - wrap_bytes); - memcpy_fromio(dest + length - wrap_bytes, local->rmem, - wrap_bytes); - } - return length; -} - -/*===========================================================================*/ -static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs) -{ - struct rcs __iomem *prcslink = prcs; - int tmp = 17; - unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index); - - while (tmp--) { - writeb(CCS_BUFFER_FREE, &prcslink->buffer_status); - if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { - pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n", - rcsindex); - break; - } - prcslink = rcs_base(local) + rcsindex; - rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index); - } - writeb(CCS_BUFFER_FREE, &prcslink->buffer_status); -} - -/*===========================================================================*/ -static void authenticate(ray_dev_t *local) -{ - struct pcmcia_device *link = local->finder; - dev_dbg(&link->dev, "ray_cs Starting authentication.\n"); - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs authenticate - device not present\n"); - return; - } - - del_timer(&local->timer); - if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) { - local->timer.function = join_net; - } else { - local->timer.function = authenticate_timeout; - } - local->timer.expires = jiffies + HZ * 2; - add_timer(&local->timer); - local->authentication_state = AWAITING_RESPONSE; -} /* end authenticate */ - -/*===========================================================================*/ -static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len) -{ - UCHAR buff[256]; - struct ray_rx_msg *msg = (struct ray_rx_msg *) buff; - - del_timer(&local->timer); - - copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); - /* if we are trying to get authenticated */ - if (local->sparm.b4.a_network_type == ADHOC) { - pr_debug("ray_cs rx_auth var= %6ph\n", msg->var); - if (msg->var[2] == 1) { - pr_debug("ray_cs Sending authentication response.\n"); - if (!build_auth_frame - (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) { - local->authentication_state = NEED_TO_AUTH; - memcpy(local->auth_id, msg->mac.addr_2, - ADDRLEN); - } - } - } else { /* Infrastructure network */ - - if (local->authentication_state == AWAITING_RESPONSE) { - /* Verify authentication sequence #2 and success */ - if (msg->var[2] == 2) { - if ((msg->var[3] | msg->var[4]) == 0) { - pr_debug("Authentication successful\n"); - local->card_status = CARD_AUTH_COMPLETE; - associate(local); - local->authentication_state = - AUTHENTICATED; - } else { - pr_debug("Authentication refused\n"); - local->card_status = CARD_AUTH_REFUSED; - join_net(&local->timer); - local->authentication_state = - UNAUTHENTICATED; - } - } - } - } - -} /* end rx_authenticate */ - -/*===========================================================================*/ -static void associate(ray_dev_t *local) -{ - struct ccs __iomem *pccs; - struct pcmcia_device *link = local->finder; - struct net_device *dev = link->priv; - int ccsindex; - if (!(pcmcia_dev_present(link))) { - dev_dbg(&link->dev, "ray_cs associate - device not present\n"); - return; - } - /* If no tx buffers available, return */ - if ((ccsindex = get_free_ccs(local)) < 0) { -/* TBD should never be here but... what if we are? */ - dev_dbg(&link->dev, "ray_cs associate - No free ccs\n"); - return; - } - dev_dbg(&link->dev, "ray_cs Starting association with access point\n"); - pccs = ccs_base(local) + ccsindex; - /* fill in the CCS */ - writeb(CCS_START_ASSOCIATION, &pccs->cmd); - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - - del_timer(&local->timer); - local->timer.expires = jiffies + HZ * 2; - local->timer.function = join_net; - add_timer(&local->timer); - local->card_status = CARD_ASSOC_FAILED; - return; - } - if (!sniffer) - netif_start_queue(dev); - -} /* end associate */ - -/*===========================================================================*/ -static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, - unsigned int pkt_addr, int rx_len) -{ -/* UCHAR buff[256]; - struct ray_rx_msg *msg = (struct ray_rx_msg *) buff; -*/ - pr_debug("Deauthentication frame received\n"); - local->authentication_state = UNAUTHENTICATED; - /* Need to reauthenticate or rejoin depending on reason code */ -/* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); - */ -} - -/*===========================================================================*/ -static void clear_interrupt(ray_dev_t *local) -{ - writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET); -} - -/*===========================================================================*/ -#ifdef CONFIG_PROC_FS -#define MAXDATA (PAGE_SIZE - 80) - -static const char *card_status[] = { - "Card inserted - uninitialized", /* 0 */ - "Card not downloaded", /* 1 */ - "Waiting for download parameters", /* 2 */ - "Card doing acquisition", /* 3 */ - "Acquisition complete", /* 4 */ - "Authentication complete", /* 5 */ - "Association complete", /* 6 */ - "???", "???", "???", "???", /* 7 8 9 10 undefined */ - "Card init error", /* 11 */ - "Download parameters error", /* 12 */ - "???", /* 13 */ - "Acquisition failed", /* 14 */ - "Authentication refused", /* 15 */ - "Association failed" /* 16 */ -}; - -static const char *nettype[] = { "Adhoc", "Infra " }; -static const char *framing[] = { "Encapsulation", "Translation" } - -; -/*===========================================================================*/ -static int ray_cs_proc_show(struct seq_file *m, void *v) -{ -/* Print current values which are not available via other means - * eg ifconfig - */ - int i; - struct pcmcia_device *link; - struct net_device *dev; - ray_dev_t *local; - UCHAR *p; - struct freq_hop_element *pfh; - UCHAR c[33]; - - link = this_device; - if (!link) - return 0; - dev = link->priv; - if (!dev) - return 0; - local = netdev_priv(dev); - if (!local) - return 0; - - seq_puts(m, "Raylink Wireless LAN driver status\n"); - seq_printf(m, "%s\n", rcsid); - /* build 4 does not report version, and field is 0x55 after memtest */ - seq_puts(m, "Firmware version = "); - if (local->fw_ver == 0x55) - seq_puts(m, "4 - Use dump_cis for more details\n"); - else - seq_printf(m, "%2d.%02d.%02d\n", - local->fw_ver, local->fw_bld, local->fw_var); - - for (i = 0; i < 32; i++) - c[i] = local->sparm.b5.a_current_ess_id[i]; - c[32] = 0; - seq_printf(m, "%s network ESSID = \"%s\"\n", - nettype[local->sparm.b5.a_network_type], c); - - p = local->bss_id; - seq_printf(m, "BSSID = %pM\n", p); - - seq_printf(m, "Country code = %d\n", - local->sparm.b5.a_curr_country_code); - - i = local->card_status; - if (i < 0) - i = 10; - if (i > 16) - i = 10; - seq_printf(m, "Card status = %s\n", card_status[i]); - - seq_printf(m, "Framing mode = %s\n", framing[translate]); - - seq_printf(m, "Last pkt signal lvl = %d\n", local->last_rsl); - - if (local->beacon_rxed) { - /* Pull some fields out of last beacon received */ - seq_printf(m, "Beacon Interval = %d Kus\n", - local->last_bcn.beacon_intvl[0] - + 256 * local->last_bcn.beacon_intvl[1]); - - p = local->last_bcn.elements; - if (p[0] == C_ESSID_ELEMENT_ID) - p += p[1] + 2; - else { - seq_printf(m, - "Parse beacon failed at essid element id = %d\n", - p[0]); - return 0; - } - - if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) { - seq_puts(m, "Supported rate codes = "); - for (i = 2; i < p[1] + 2; i++) - seq_printf(m, "0x%02x ", p[i]); - seq_putc(m, '\n'); - p += p[1] + 2; - } else { - seq_puts(m, "Parse beacon failed at rates element\n"); - return 0; - } - - if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) { - pfh = (struct freq_hop_element *)p; - seq_printf(m, "Hop dwell = %d Kus\n", - pfh->dwell_time[0] + - 256 * pfh->dwell_time[1]); - seq_printf(m, "Hop set = %d\n", - pfh->hop_set); - seq_printf(m, "Hop pattern = %d\n", - pfh->hop_pattern); - seq_printf(m, "Hop index = %d\n", - pfh->hop_index); - p += p[1] + 2; - } else { - seq_puts(m, - "Parse beacon failed at FH param element\n"); - return 0; - } - } else { - seq_puts(m, "No beacons received\n"); - } - return 0; -} -#endif -/*===========================================================================*/ -static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type) -{ - int addr; - struct ccs __iomem *pccs; - struct tx_msg __iomem *ptx; - int ccsindex; - - /* If no tx buffers available, return */ - if ((ccsindex = get_free_tx_ccs(local)) < 0) { - pr_debug("ray_cs send authenticate - No free tx ccs\n"); - return -1; - } - - pccs = ccs_base(local) + ccsindex; - - /* Address in card space */ - addr = TX_BUF_BASE + (ccsindex << 11); - /* fill in the CCS */ - writeb(CCS_TX_REQUEST, &pccs->cmd); - writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr); - writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1); - writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length); - writeb(TX_AUTHENTICATE_LENGTH_LSB, - pccs->var.tx_request.tx_data_length + 1); - writeb(0, &pccs->var.tx_request.pow_sav_mode); - - ptx = local->sram + addr; - /* fill in the mac header */ - writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1); - writeb(0, &ptx->mac.frame_ctl_2); - - memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN); - memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN); - memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN); - - /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */ - memset_io(ptx->var, 0, 6); - writeb(auth_type & 0xff, ptx->var + 2); - - /* Interrupt the firmware to process the command */ - if (interrupt_ecf(local, ccsindex)) { - pr_debug( - "ray_cs send authentication request failed - ECF not ready for intr\n"); - writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); - return -1; - } - return 0; -} /* End build_auth_frame */ - -/*===========================================================================*/ -#ifdef CONFIG_PROC_FS -static ssize_t ray_cs_essid_proc_write(struct file *file, - const char __user *buffer, size_t count, loff_t *pos) -{ - static char proc_essid[33]; - unsigned int len = count; - - if (len > 32) - len = 32; - memset(proc_essid, 0, 33); - if (copy_from_user(proc_essid, buffer, len)) - return -EFAULT; - essid = proc_essid; - return count; -} - -static const struct proc_ops ray_cs_essid_proc_ops = { - .proc_write = ray_cs_essid_proc_write, - .proc_lseek = noop_llseek, -}; - -static ssize_t int_proc_write(struct file *file, const char __user *buffer, - size_t count, loff_t *pos) -{ - static char proc_number[10]; - char *p; - int nr, len; - - if (!count) - return 0; - - if (count > 9) - return -EINVAL; - if (copy_from_user(proc_number, buffer, count)) - return -EFAULT; - p = proc_number; - nr = 0; - len = count; - do { - unsigned int c = *p - '0'; - if (c > 9) - return -EINVAL; - nr = nr * 10 + c; - p++; - } while (--len); - *(int *)pde_data(file_inode(file)) = nr; - return count; -} - -static const struct proc_ops int_proc_ops = { - .proc_write = int_proc_write, - .proc_lseek = noop_llseek, -}; -#endif - -static const struct pcmcia_device_id ray_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000), - PCMCIA_DEVICE_NULL, -}; - -MODULE_DEVICE_TABLE(pcmcia, ray_ids); - -static struct pcmcia_driver ray_driver = { - .owner = THIS_MODULE, - .name = "ray_cs", - .probe = ray_probe, - .remove = ray_detach, - .id_table = ray_ids, - .suspend = ray_suspend, - .resume = ray_resume, -}; - -static int __init init_ray_cs(void) -{ - int rc; - - pr_debug("%s\n", rcsid); - rc = pcmcia_register_driver(&ray_driver); - pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n", - rc); - if (rc) - return rc; - -#ifdef CONFIG_PROC_FS - proc_mkdir("driver/ray_cs", NULL); - - proc_create_single("driver/ray_cs/ray_cs", 0, NULL, ray_cs_proc_show); - proc_create("driver/ray_cs/essid", 0200, NULL, &ray_cs_essid_proc_ops); - proc_create_data("driver/ray_cs/net_type", 0200, NULL, &int_proc_ops, - &net_type); - proc_create_data("driver/ray_cs/translate", 0200, NULL, &int_proc_ops, - &translate); -#endif - translate = !!translate; - return 0; -} /* init_ray_cs */ - -/*===========================================================================*/ - -static void __exit exit_ray_cs(void) -{ - pr_debug("ray_cs: cleanup_module\n"); - -#ifdef CONFIG_PROC_FS - remove_proc_subtree("driver/ray_cs", NULL); -#endif - - pcmcia_unregister_driver(&ray_driver); -} /* exit_ray_cs */ - -module_init(init_ray_cs); -module_exit(exit_ray_cs); - -/*===========================================================================*/ diff --git a/drivers/net/wireless/legacy/ray_cs.h b/drivers/net/wireless/legacy/ray_cs.h deleted file mode 100644 index 0609d8625019..000000000000 --- a/drivers/net/wireless/legacy/ray_cs.h +++ /dev/null @@ -1,74 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Raytheon wireless LAN PCMCIA card driver for Linux - A PCMCIA client driver for the Raylink wireless network card - Written by Corey Thomas -*/ - -#ifndef _RAY_CS_H_ -#define _RAY_CS_H_ - -struct beacon_rx { - struct mac_header mac; - UCHAR timestamp[8]; - UCHAR beacon_intvl[2]; - UCHAR capability[2]; - UCHAR elements[sizeof(struct essid_element) - + sizeof(struct rates_element) - + sizeof(struct freq_hop_element) - + sizeof(struct japan_call_sign_element) - + sizeof(struct tim_element)]; -}; - -/* Return values for get_free{,_tx}_ccs */ -#define ECCSFULL (-1) -#define ECCSBUSY (-2) -#define ECARDGONE (-3) - -typedef struct ray_dev_t { - int card_status; - int authentication_state; - void __iomem *sram; /* pointer to beginning of shared RAM */ - void __iomem *amem; /* pointer to attribute mem window */ - void __iomem *rmem; /* pointer to receive buffer window */ - struct pcmcia_device *finder; /* pointer back to struct pcmcia_device for card */ - struct timer_list timer; - unsigned long tx_ccs_lock; - unsigned long ccs_lock; - int dl_param_ccs; - union { - struct b4_startup_params b4; - struct b5_startup_params b5; - } sparm; - int timeout_flag; - UCHAR supported_rates[8]; - UCHAR japan_call_sign[12]; - struct startup_res_6 startup_res; - int num_multi; - /* Network parameters from start/join */ - UCHAR bss_id[6]; - UCHAR auth_id[6]; - UCHAR net_default_tx_rate; - UCHAR encryption; - struct net_device_stats stats; - - UCHAR net_type; - UCHAR sta_type; - UCHAR fw_ver; - UCHAR fw_bld; - UCHAR fw_var; - UCHAR ASIC_version; - UCHAR assoc_id[2]; - UCHAR tib_length; - UCHAR last_rsl; - int beacon_rxed; - struct beacon_rx last_bcn; - iw_stats wstats; /* Wireless specific stats */ -#ifdef WIRELESS_SPY - struct iw_spy_data spy_data; - struct iw_public_data wireless_data; -#endif /* WIRELESS_SPY */ - -} ray_dev_t; -/*****************************************************************************/ - -#endif /* _RAY_CS_H_ */ diff --git a/drivers/net/wireless/legacy/rayctl.h b/drivers/net/wireless/legacy/rayctl.h deleted file mode 100644 index 1f3bde8ac73d..000000000000 --- a/drivers/net/wireless/legacy/rayctl.h +++ /dev/null @@ -1,734 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _RAYCTL_H_ -#define _RAYCTL_H_ - -typedef unsigned char UCHAR; - -/****** IEEE 802.11 constants ************************************************/ -#define ADDRLEN 6 -/* Frame control 1 bit fields */ -#define PROTOCOL_VER 0x00 -#define DATA_TYPE 0x08 -#define ASSOC_REQ_TYPE 0x00 -#define ASSOC_RESP_TYPE 0x10 -#define REASSOC_REQ_TYPE 0x20 -#define REASSOC_RESP_TYPE 0x30 -#define NULL_MSG_TYPE 0x48 -#define BEACON_TYPE 0x80 -#define DISASSOC_TYPE 0xA0 -#define PSPOLL_TYPE 0xA4 -#define AUTHENTIC_TYPE 0xB0 -#define DEAUTHENTIC_TYPE 0xC0 -/* Frame control 2 bit fields */ -#define FC2_TO_DS 0x01 -#define FC2_FROM_DS 0x02 -#define FC2_MORE_FRAG 0x04 -#define FC2_RETRY 0x08 -#define FC2_PSM 0x10 -#define FC2_MORE_DATA 0x20 -#define FC2_WEP 0x40 -#define FC2_ORDER 0x80 -/*****************************************************************************/ -/* 802.11 element ID's and lengths */ -#define C_BP_CAPABILITY_ESS 0x01 -#define C_BP_CAPABILITY_IBSS 0x02 -#define C_BP_CAPABILITY_CF_POLLABLE 0x04 -#define C_BP_CAPABILITY_CF_POLL_REQUEST 0x08 -#define C_BP_CAPABILITY_PRIVACY 0x10 - -#define C_ESSID_ELEMENT_ID 0 -#define C_ESSID_ELEMENT_MAX_LENGTH 32 - -#define C_SUPPORTED_RATES_ELEMENT_ID 1 -#define C_SUPPORTED_RATES_ELEMENT_LENGTH 2 - -#define C_FH_PARAM_SET_ELEMENT_ID 2 -#define C_FH_PARAM_SET_ELEMENT_LNGTH 5 - -#define C_CF_PARAM_SET_ELEMENT_ID 4 -#define C_CF_PARAM_SET_ELEMENT_LNGTH 6 - -#define C_TIM_ELEMENT_ID 5 -#define C_TIM_BITMAP_LENGTH 251 -#define C_TIM_BMCAST_BIT 0x01 - -#define C_IBSS_ELEMENT_ID 6 -#define C_IBSS_ELEMENT_LENGTH 2 - -#define C_JAPAN_CALL_SIGN_ELEMENT_ID 51 -#define C_JAPAN_CALL_SIGN_ELEMENT_LNGTH 12 - -#define C_DISASSOC_REASON_CODE_LEN 2 -#define C_DISASSOC_REASON_CODE_DEFAULT 8 - -#define C_CRC_LEN 4 -#define C_NUM_SUPPORTED_RATES 8 -/****** IEEE 802.11 mac header for type data packets *************************/ -struct mac_header { - UCHAR frame_ctl_1; - UCHAR frame_ctl_2; - UCHAR duration_lsb; - UCHAR duration_msb; - UCHAR addr_1[ADDRLEN]; - UCHAR addr_2[ADDRLEN]; - UCHAR addr_3[ADDRLEN]; - UCHAR seq_frag_num[2]; -/* UCHAR addr_4[ADDRLEN]; *//* only present for AP to AP (TO DS and FROM DS */ -}; -/****** IEEE 802.11 frame element structures *********************************/ -struct essid_element -{ - UCHAR id; - UCHAR length; - UCHAR text[C_ESSID_ELEMENT_MAX_LENGTH]; -}; -struct rates_element -{ - UCHAR id; - UCHAR length; - UCHAR value[8]; -}; -struct freq_hop_element -{ - UCHAR id; - UCHAR length; - UCHAR dwell_time[2]; - UCHAR hop_set; - UCHAR hop_pattern; - UCHAR hop_index; -}; -struct tim_element -{ - UCHAR id; - UCHAR length; - UCHAR dtim_count; - UCHAR dtim_period; - UCHAR bitmap_control; - UCHAR tim[C_TIM_BITMAP_LENGTH]; -}; -struct ibss_element -{ - UCHAR id; - UCHAR length; - UCHAR atim_window[2]; -}; -struct japan_call_sign_element -{ - UCHAR id; - UCHAR length; - UCHAR call_sign[12]; -}; -/****** Beacon message structures ********************************************/ -/* .elements is a large lump of max size because elements are variable size */ -struct infra_beacon -{ - UCHAR timestamp[8]; - UCHAR beacon_intvl[2]; - UCHAR capability[2]; - UCHAR elements[sizeof(struct essid_element) - + sizeof(struct rates_element) - + sizeof(struct freq_hop_element) - + sizeof(struct japan_call_sign_element) - + sizeof(struct tim_element)]; -}; -struct adhoc_beacon -{ - UCHAR timestamp[8]; - UCHAR beacon_intvl[2]; - UCHAR capability[2]; - UCHAR elements[sizeof(struct essid_element) - + sizeof(struct rates_element) - + sizeof(struct freq_hop_element) - + sizeof(struct japan_call_sign_element) - + sizeof(struct ibss_element)]; -}; -/*****************************************************************************/ -/*****************************************************************************/ -/* #define C_MAC_HDR_2_WEP 0x40 */ -/* TX/RX CCS constants */ -#define TX_HEADER_LENGTH 0x1C -#define RX_MAC_HEADER_LENGTH 0x18 -#define TX_AUTHENTICATE_LENGTH (TX_HEADER_LENGTH + 6) -#define TX_AUTHENTICATE_LENGTH_MSB (TX_AUTHENTICATE_LENGTH >> 8) -#define TX_AUTHENTICATE_LENGTH_LSB (TX_AUTHENTICATE_LENGTH & 0xff) -#define TX_DEAUTHENTICATE_LENGTH (TX_HEADER_LENGTH + 2) -#define TX_DEAUTHENTICATE_LENGTH_MSB (TX_AUTHENTICATE_LENGTH >> 8) -#define TX_DEAUTHENTICATE_LENGTH_LSB (TX_AUTHENTICATE_LENGTH & 0xff) -#define FCS_LEN 4 - -#define ADHOC 0 -#define INFRA 1 - -#define TYPE_STA 0 -#define TYPE_AP 1 - -#define PASSIVE_SCAN 1 -#define ACTIVE_SCAN 1 - -#define PSM_CAM 0 - -/* Country codes */ -#define USA 1 -#define EUROPE 2 -#define JAPAN 3 -#define KOREA 4 -#define SPAIN 5 -#define FRANCE 6 -#define ISRAEL 7 -#define AUSTRALIA 8 -#define JAPAN_TEST 9 - -/* Hop pattern lengths */ -#define USA_HOP_MOD 79 -#define EUROPE_HOP_MOD 79 -#define JAPAN_HOP_MOD 23 -#define KOREA_HOP_MOD 23 -#define SPAIN_HOP_MOD 27 -#define FRANCE_HOP_MOD 35 -#define ISRAEL_HOP_MOD 35 -#define AUSTRALIA_HOP_MOD 47 -#define JAPAN_TEST_HOP_MOD 23 - -#define ESSID_SIZE 32 -/**********************************************************************/ -/* CIS Register Constants */ -#define CIS_OFFSET 0x0f00 -/* Configuration Option Register (0x0F00) */ -#define COR_OFFSET 0x00 -#define COR_SOFT_RESET 0x80 -#define COR_LEVEL_IRQ 0x40 -#define COR_CONFIG_NUM 0x01 -#define COR_DEFAULT (COR_LEVEL_IRQ | COR_CONFIG_NUM) - -/* Card Configuration and Status Register (0x0F01) */ -#define CCSR_OFFSET 0x01 -#define CCSR_HOST_INTR_PENDING 0x01 -#define CCSR_POWER_DOWN 0x04 - -/* HCS Interrupt Register (0x0F05) */ -#define HCS_INTR_OFFSET 0x05 -/* #define HCS_INTR_OFFSET 0x0A */ -#define HCS_INTR_CLEAR 0x00 - -/* ECF Interrupt Register (0x0F06) */ -#define ECF_INTR_OFFSET 0x06 -/* #define ECF_INTR_OFFSET 0x0C */ -#define ECF_INTR_SET 0x01 - -/* Authorization Register 0 (0x0F08) */ -#define AUTH_0_ON 0x57 - -/* Authorization Register 1 (0x0F09) */ -#define AUTH_1_ON 0x82 - -/* Program Mode Register (0x0F0A) */ -#define PC2PM 0x02 -#define PC2CAL 0x10 -#define PC2MLSE 0x20 - -/* PC Test Mode Register (0x0F0B) */ -#define PC_TEST_MODE 0x08 - -/* Frequency Control Word (0x0F10) */ -/* Range 0x02 - 0xA6 */ - -/* Test Mode Control 1-4 (0x0F14 - 0x0F17) */ - -/**********************************************************************/ - -/* Shared RAM Area */ -#define SCB_BASE 0x0000 -#define STATUS_BASE 0x0100 -#define HOST_TO_ECF_BASE 0x0200 -#define ECF_TO_HOST_BASE 0x0300 -#define CCS_BASE 0x0400 -#define RCS_BASE 0x0800 -#define INFRA_TIM_BASE 0x0C00 -#define SSID_LIST_BASE 0x0D00 -#define TX_BUF_BASE 0x1000 -#define RX_BUF_BASE 0x8000 - -#define NUMBER_OF_CCS 64 -#define NUMBER_OF_RCS 64 -/*#define NUMBER_OF_TX_CCS 14 */ -#define NUMBER_OF_TX_CCS 14 - -#define TX_BUF_SIZE (2048 - sizeof(struct tx_msg)) -#define RX_BUFF_END 0x3FFF -/* Values for buffer_status */ -#define CCS_BUFFER_FREE 0 -#define CCS_BUFFER_BUSY 1 -#define CCS_COMMAND_COMPLETE 2 -#define CCS_COMMAND_FAILED 3 - -/* Values for cmd */ -#define CCS_DOWNLOAD_STARTUP_PARAMS 1 -#define CCS_UPDATE_PARAMS 2 -#define CCS_REPORT_PARAMS 3 -#define CCS_UPDATE_MULTICAST_LIST 4 -#define CCS_UPDATE_POWER_SAVINGS_MODE 5 -#define CCS_START_NETWORK 6 -#define CCS_JOIN_NETWORK 7 -#define CCS_START_ASSOCIATION 8 -#define CCS_TX_REQUEST 9 -#define CCS_TEST_MEMORY 0xa -#define CCS_SHUTDOWN 0xb -#define CCS_DUMP_MEMORY 0xc -#define CCS_START_TIMER 0xe -#define CCS_LAST_CMD CCS_START_TIMER - -/* Values for link field */ -#define CCS_END_LIST 0xff - -/* values for buffer_status field */ -#define RCS_BUFFER_FREE 0 -#define RCS_BUFFER_BUSY 1 -#define RCS_COMPLETE 2 -#define RCS_FAILED 3 -#define RCS_BUFFER_RELEASE 0xFF - -/* values for interrupt_id field */ -#define PROCESS_RX_PACKET 0x80 /* */ -#define REJOIN_NET_COMPLETE 0x81 /* RCS ID: Rejoin Net Complete */ -#define ROAMING_INITIATED 0x82 /* RCS ID: Roaming Initiated */ -#define JAPAN_CALL_SIGN_RXD 0x83 /* RCS ID: New Japan Call Sign */ - -/*****************************************************************************/ -/* Memory types for dump memory command */ -#define C_MEM_PROG 0 -#define C_MEM_XDATA 1 -#define C_MEM_SFR 2 -#define C_MEM_IDATA 3 - -/*** Return values for hw_xmit **********/ -#define XMIT_OK (0) -#define XMIT_MSG_BAD (-1) -#define XMIT_NO_CCS (-2) -#define XMIT_NO_INTR (-3) -#define XMIT_NEED_AUTH (-4) - -/*** Values for card status */ -#define CARD_INSERTED (0) - -#define CARD_AWAITING_PARAM (1) -#define CARD_INIT_ERROR (11) - -#define CARD_DL_PARAM (2) -#define CARD_DL_PARAM_ERROR (12) - -#define CARD_DOING_ACQ (3) - -#define CARD_ACQ_COMPLETE (4) -#define CARD_ACQ_FAILED (14) - -#define CARD_AUTH_COMPLETE (5) -#define CARD_AUTH_REFUSED (15) - -#define CARD_ASSOC_COMPLETE (6) -#define CARD_ASSOC_FAILED (16) - -/*** Values for authentication_state ***********************************/ -#define UNAUTHENTICATED (0) -#define AWAITING_RESPONSE (1) -#define AUTHENTICATED (2) -#define NEED_TO_AUTH (3) - -/*** Values for authentication type ************************************/ -#define OPEN_AUTH_REQUEST (1) -#define OPEN_AUTH_RESPONSE (2) -#define BROADCAST_DEAUTH (0xc0) -/*** Values for timer functions ****************************************/ -#define TODO_NOTHING (0) -#define TODO_VERIFY_DL_START (-1) -#define TODO_START_NET (-2) -#define TODO_JOIN_NET (-3) -#define TODO_AUTHENTICATE_TIMEOUT (-4) -#define TODO_SEND_CCS (-5) -/***********************************************************************/ -/* Parameter passing structure for update/report parameter CCS's */ -struct object_id { - void *object_addr; - unsigned char object_length; -}; - -#define OBJID_network_type 0 -#define OBJID_acting_as_ap_status 1 -#define OBJID_current_ess_id 2 -#define OBJID_scanning_mode 3 -#define OBJID_power_mgt_state 4 -#define OBJID_mac_address 5 -#define OBJID_frag_threshold 6 -#define OBJID_hop_time 7 -#define OBJID_beacon_period 8 -#define OBJID_dtim_period 9 -#define OBJID_retry_max 10 -#define OBJID_ack_timeout 11 -#define OBJID_sifs 12 -#define OBJID_difs 13 -#define OBJID_pifs 14 -#define OBJID_rts_threshold 15 -#define OBJID_scan_dwell_time 16 -#define OBJID_max_scan_dwell_time 17 -#define OBJID_assoc_resp_timeout 18 -#define OBJID_adhoc_scan_cycle_max 19 -#define OBJID_infra_scan_cycle_max 20 -#define OBJID_infra_super_cycle_max 21 -#define OBJID_promiscuous_mode 22 -#define OBJID_unique_word 23 -#define OBJID_slot_time 24 -#define OBJID_roaming_low_snr 25 -#define OBJID_low_snr_count_thresh 26 -#define OBJID_infra_missed_bcn 27 -#define OBJID_adhoc_missed_bcn 28 -#define OBJID_curr_country_code 29 -#define OBJID_hop_pattern 30 -#define OBJID_reserved 31 -#define OBJID_cw_max_msb 32 -#define OBJID_cw_min_msb 33 -#define OBJID_noise_filter_gain 34 -#define OBJID_noise_limit_offset 35 -#define OBJID_det_rssi_thresh_offset 36 -#define OBJID_med_busy_thresh_offset 37 -#define OBJID_det_sync_thresh 38 -#define OBJID_test_mode 39 -#define OBJID_test_min_chan_num 40 -#define OBJID_test_max_chan_num 41 -#define OBJID_allow_bcast_ID_prbrsp 42 -#define OBJID_privacy_must_start 43 -#define OBJID_privacy_can_join 44 -#define OBJID_basic_rate_set 45 - -/**** Configuration/Status/Control Area ***************************/ -/* System Control Block (SCB) Area - * Located at Shared RAM offset 0 - */ -struct scb { - UCHAR ccs_index; - UCHAR rcs_index; -}; - -/****** Status area at Shared RAM offset 0x0100 ******************************/ -struct status { - UCHAR mrx_overflow_for_host; /* 0=ECF may write, 1=host may write*/ - UCHAR mrx_checksum_error_for_host; /* 0=ECF may write, 1=host may write*/ - UCHAR rx_hec_error_for_host; /* 0=ECF may write, 1=host may write*/ - UCHAR reserved1; - short mrx_overflow; /* ECF increments on rx overflow */ - short mrx_checksum_error; /* ECF increments on rx CRC error */ - short rx_hec_error; /* ECF incs on mac header CRC error */ - UCHAR rxnoise; /* Average RSL measurement */ -}; - -/****** Host-to-ECF Data Area at Shared RAM offset 0x200 *********************/ -struct host_to_ecf_area { - -}; - -/****** ECF-to-Host Data Area at Shared RAM offset 0x0300 ********************/ -struct startup_res_518 { - UCHAR startup_word; - UCHAR station_addr[ADDRLEN]; - UCHAR calc_prog_chksum; - UCHAR calc_cis_chksum; - UCHAR ecf_spare[7]; - UCHAR japan_call_sign[12]; -}; - -struct startup_res_6 { - UCHAR startup_word; - UCHAR station_addr[ADDRLEN]; - UCHAR reserved; - UCHAR supp_rates[8]; - UCHAR japan_call_sign[12]; - UCHAR calc_prog_chksum; - UCHAR calc_cis_chksum; - UCHAR firmware_version[3]; - UCHAR asic_version; - UCHAR tib_length; -}; - -struct start_join_net_params { - UCHAR net_type; - UCHAR ssid[ESSID_SIZE]; - UCHAR reserved; - UCHAR privacy_can_join; -}; - -/****** Command Control Structure area at Shared ram offset 0x0400 ***********/ -/* Structures for command specific parameters (ccs.var) */ -struct update_param_cmd { - UCHAR object_id; - UCHAR number_objects; - UCHAR failure_cause; -}; -struct report_param_cmd { - UCHAR object_id; - UCHAR number_objects; - UCHAR failure_cause; - UCHAR length; -}; -struct start_network_cmd { - UCHAR update_param; - UCHAR bssid[ADDRLEN]; - UCHAR net_initiated; - UCHAR net_default_tx_rate; - UCHAR encryption; -}; -struct join_network_cmd { - UCHAR update_param; - UCHAR bssid[ADDRLEN]; - UCHAR net_initiated; - UCHAR net_default_tx_rate; - UCHAR encryption; -}; -struct tx_requested_cmd { - - UCHAR tx_data_ptr[2]; - UCHAR tx_data_length[2]; - UCHAR host_reserved[2]; - UCHAR reserved[3]; - UCHAR tx_rate; - UCHAR pow_sav_mode; - UCHAR retries; - UCHAR antenna; -}; -struct tx_requested_cmd_4 { - - UCHAR tx_data_ptr[2]; - UCHAR tx_data_length[2]; - UCHAR dest_addr[ADDRLEN]; - UCHAR pow_sav_mode; - UCHAR retries; - UCHAR station_id; -}; -struct memory_dump_cmd { - UCHAR memory_type; - UCHAR memory_ptr[2]; - UCHAR length; -}; -struct update_association_cmd { - UCHAR status; - UCHAR aid[2]; -}; -struct start_timer_cmd { - UCHAR duration[2]; -}; - -struct ccs { - UCHAR buffer_status; /* 0 = buffer free, 1 = buffer busy */ - /* 2 = command complete, 3 = failed */ - UCHAR cmd; /* command to ECF */ - UCHAR link; /* link to next CCS, FF=end of list */ - /* command specific parameters */ - union { - char reserved[13]; - struct update_param_cmd update_param; - struct report_param_cmd report_param; - UCHAR nummulticast; - UCHAR mode; - struct start_network_cmd start_network; - struct join_network_cmd join_network; - struct tx_requested_cmd tx_request; - struct memory_dump_cmd memory_dump; - struct update_association_cmd update_assoc; - struct start_timer_cmd start_timer; - } var; -}; - -/*****************************************************************************/ -/* Transmit buffer structures */ -struct tib_structure { - UCHAR ccs_index; - UCHAR psm; - UCHAR pass_fail; - UCHAR retry_count; - UCHAR max_retries; - UCHAR frags_remaining; - UCHAR no_rb; - UCHAR rts_reqd; - UCHAR csma_tx_cntrl_2; - UCHAR sifs_tx_cntrl_2; - UCHAR tx_dma_addr_1[2]; - UCHAR tx_dma_addr_2[2]; - UCHAR var_dur_2mhz[2]; - UCHAR var_dur_1mhz[2]; - UCHAR max_dur_2mhz[2]; - UCHAR max_dur_1mhz[2]; - UCHAR hdr_len; - UCHAR max_frag_len[2]; - UCHAR var_len[2]; - UCHAR phy_hdr_4; - UCHAR mac_hdr_1; - UCHAR mac_hdr_2; - UCHAR sid[2]; -}; - -struct phy_header { - UCHAR sfd[2]; - UCHAR hdr_3; - UCHAR hdr_4; -}; -struct ray_rx_msg { - struct mac_header mac; - UCHAR var[]; -}; - -struct tx_msg { - struct tib_structure tib; - struct phy_header phy; - struct mac_header mac; - UCHAR var[]; -}; - -/****** ECF Receive Control Structure (RCS) Area at Shared RAM offset 0x0800 */ -/* Structures for command specific parameters (rcs.var) */ -struct rx_packet_cmd { - UCHAR rx_data_ptr[2]; - UCHAR rx_data_length[2]; - UCHAR rx_sig_lev; - UCHAR next_frag_rcs_index; - UCHAR totalpacketlength[2]; -}; -struct rejoin_net_cmplt_cmd { - UCHAR reserved; - UCHAR bssid[ADDRLEN]; -}; -struct japan_call_sign_rxd { - UCHAR rxd_call_sign[8]; - UCHAR reserved[5]; -}; - -struct rcs { - UCHAR buffer_status; - UCHAR interrupt_id; - UCHAR link_field; - /* command specific parameters */ - union { - UCHAR reserved[13]; - struct rx_packet_cmd rx_packet; - struct rejoin_net_cmplt_cmd rejoin_net_complete; - struct japan_call_sign_rxd japan_call_sign; - } var; -}; - -/****** Startup parameter structures for both versions of firmware ***********/ -struct b4_startup_params { - UCHAR a_network_type; /* C_ADHOC, C_INFRA */ - UCHAR a_acting_as_ap_status; /* C_TYPE_STA, C_TYPE_AP */ - UCHAR a_current_ess_id[ESSID_SIZE]; /* Null terminated unless 32 long */ - UCHAR a_scanning_mode; /* passive 0, active 1 */ - UCHAR a_power_mgt_state; /* CAM 0, */ - UCHAR a_mac_addr[ADDRLEN]; /* */ - UCHAR a_frag_threshold[2]; /* 512 */ - UCHAR a_hop_time[2]; /* 16k * 2**n, n=0-4 in Kus */ - UCHAR a_beacon_period[2]; /* n * a_hop_time in Kus */ - UCHAR a_dtim_period; /* in beacons */ - UCHAR a_retry_max; /* */ - UCHAR a_ack_timeout; /* */ - UCHAR a_sifs; /* */ - UCHAR a_difs; /* */ - UCHAR a_pifs; /* */ - UCHAR a_rts_threshold[2]; /* */ - UCHAR a_scan_dwell_time[2]; /* */ - UCHAR a_max_scan_dwell_time[2]; /* */ - UCHAR a_assoc_resp_timeout_thresh; /* */ - UCHAR a_adhoc_scan_cycle_max; /* */ - UCHAR a_infra_scan_cycle_max; /* */ - UCHAR a_infra_super_scan_cycle_max; /* */ - UCHAR a_promiscuous_mode; /* */ - UCHAR a_unique_word[2]; /* */ - UCHAR a_slot_time; /* */ - UCHAR a_roaming_low_snr_thresh; /* */ - UCHAR a_low_snr_count_thresh; /* */ - UCHAR a_infra_missed_bcn_thresh; /* */ - UCHAR a_adhoc_missed_bcn_thresh; /* */ - UCHAR a_curr_country_code; /* C_USA */ - UCHAR a_hop_pattern; /* */ - UCHAR a_hop_pattern_length; /* */ -/* b4 - b5 differences start here */ - UCHAR a_cw_max; /* */ - UCHAR a_cw_min; /* */ - UCHAR a_noise_filter_gain; /* */ - UCHAR a_noise_limit_offset; /* */ - UCHAR a_det_rssi_thresh_offset; /* */ - UCHAR a_med_busy_thresh_offset; /* */ - UCHAR a_det_sync_thresh; /* */ - UCHAR a_test_mode; /* */ - UCHAR a_test_min_chan_num; /* */ - UCHAR a_test_max_chan_num; /* */ - UCHAR a_rx_tx_delay; /* */ - UCHAR a_current_bss_id[ADDRLEN]; /* */ - UCHAR a_hop_set; /* */ -}; -struct b5_startup_params { - UCHAR a_network_type; /* C_ADHOC, C_INFRA */ - UCHAR a_acting_as_ap_status; /* C_TYPE_STA, C_TYPE_AP */ - UCHAR a_current_ess_id[ESSID_SIZE]; /* Null terminated unless 32 long */ - UCHAR a_scanning_mode; /* passive 0, active 1 */ - UCHAR a_power_mgt_state; /* CAM 0, */ - UCHAR a_mac_addr[ADDRLEN]; /* */ - UCHAR a_frag_threshold[2]; /* 512 */ - UCHAR a_hop_time[2]; /* 16k * 2**n, n=0-4 in Kus */ - UCHAR a_beacon_period[2]; /* n * a_hop_time in Kus */ - UCHAR a_dtim_period; /* in beacons */ - UCHAR a_retry_max; /* 4 */ - UCHAR a_ack_timeout; /* */ - UCHAR a_sifs; /* */ - UCHAR a_difs; /* */ - UCHAR a_pifs; /* */ - UCHAR a_rts_threshold[2]; /* */ - UCHAR a_scan_dwell_time[2]; /* */ - UCHAR a_max_scan_dwell_time[2]; /* */ - UCHAR a_assoc_resp_timeout_thresh; /* */ - UCHAR a_adhoc_scan_cycle_max; /* */ - UCHAR a_infra_scan_cycle_max; /* */ - UCHAR a_infra_super_scan_cycle_max; /* */ - UCHAR a_promiscuous_mode; /* */ - UCHAR a_unique_word[2]; /* */ - UCHAR a_slot_time; /* */ - UCHAR a_roaming_low_snr_thresh; /* */ - UCHAR a_low_snr_count_thresh; /* */ - UCHAR a_infra_missed_bcn_thresh; /* */ - UCHAR a_adhoc_missed_bcn_thresh; /* */ - UCHAR a_curr_country_code; /* C_USA */ - UCHAR a_hop_pattern; /* */ - UCHAR a_hop_pattern_length; /* */ -/* b4 - b5 differences start here */ - UCHAR a_cw_max[2]; /* */ - UCHAR a_cw_min[2]; /* */ - UCHAR a_noise_filter_gain; /* */ - UCHAR a_noise_limit_offset; /* */ - UCHAR a_det_rssi_thresh_offset; /* */ - UCHAR a_med_busy_thresh_offset; /* */ - UCHAR a_det_sync_thresh; /* */ - UCHAR a_test_mode; /* */ - UCHAR a_test_min_chan_num; /* */ - UCHAR a_test_max_chan_num; /* */ - UCHAR a_allow_bcast_SSID_probe_rsp; - UCHAR a_privacy_must_start; - UCHAR a_privacy_can_join; - UCHAR a_basic_rate_set[8]; -}; - -/*****************************************************************************/ -#define RAY_IOCG_PARMS (SIOCDEVPRIVATE) -#define RAY_IOCS_PARMS (SIOCDEVPRIVATE + 1) -#define RAY_DO_CMD (SIOCDEVPRIVATE + 2) - -/****** ethernet <-> 802.11 translation **************************************/ -typedef struct snaphdr_t -{ - UCHAR dsap; - UCHAR ssap; - UCHAR ctrl; - UCHAR org[3]; - UCHAR ethertype[2]; -} snaphdr_t; - -#define BRIDGE_ENCAP 0xf80000 -#define RFC1042_ENCAP 0 -#define SNAP_ID 0x0003aaaa -#define RAY_IPX_TYPE 0x8137 -#define APPLEARP_TYPE 0x80f3 -/*****************************************************************************/ -#endif /* _RAYCTL_H_ */ diff --git a/drivers/net/wireless/legacy/rndis_wlan.c b/drivers/net/wireless/legacy/rndis_wlan.c deleted file mode 100644 index e7fea7ded6d5..000000000000 --- a/drivers/net/wireless/legacy/rndis_wlan.c +++ /dev/null @@ -1,3760 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Driver for RNDIS based USB wireless devices. - * - * Copyright (C) 2007 by Bjorge Dijkstra <bjd@jooz.net> - * Copyright (C) 2008-2009 by Jussi Kivilinna <jussi.kivilinna@iki.fi> - * - * Portions of this file are based on NDISwrapper project, - * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani - * http://ndiswrapper.sourceforge.net/ - */ - -// #define DEBUG // error path messages, extra info -// #define VERBOSE // more; success messages - -#include <linux/module.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/workqueue.h> -#include <linux/mutex.h> -#include <linux/mii.h> -#include <linux/usb.h> -#include <linux/usb/cdc.h> -#include <linux/ieee80211.h> -#include <linux/if_arp.h> -#include <linux/ctype.h> -#include <linux/spinlock.h> -#include <linux/slab.h> -#include <net/cfg80211.h> -#include <linux/usb/usbnet.h> -#include <linux/usb/rndis_host.h> - - -/* NOTE: All these are settings for Broadcom chipset */ -static char modparam_country[4] = "EU"; -module_param_string(country, modparam_country, 4, 0444); -MODULE_PARM_DESC(country, "Country code (ISO 3166-1 alpha-2), default: EU"); - -static int modparam_frameburst = 1; -module_param_named(frameburst, modparam_frameburst, int, 0444); -MODULE_PARM_DESC(frameburst, "enable frame bursting (default: on)"); - -static int modparam_afterburner = 0; -module_param_named(afterburner, modparam_afterburner, int, 0444); -MODULE_PARM_DESC(afterburner, - "enable afterburner aka '125 High Speed Mode' (default: off)"); - -static int modparam_power_save = 0; -module_param_named(power_save, modparam_power_save, int, 0444); -MODULE_PARM_DESC(power_save, - "set power save mode: 0=off, 1=on, 2=fast (default: off)"); - -static int modparam_power_output = 3; -module_param_named(power_output, modparam_power_output, int, 0444); -MODULE_PARM_DESC(power_output, - "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)"); - -static int modparam_roamtrigger = -70; -module_param_named(roamtrigger, modparam_roamtrigger, int, 0444); -MODULE_PARM_DESC(roamtrigger, - "set roaming dBm trigger: -80=optimize for distance, " - "-60=bandwidth (default: -70)"); - -static int modparam_roamdelta = 1; -module_param_named(roamdelta, modparam_roamdelta, int, 0444); -MODULE_PARM_DESC(roamdelta, - "set roaming tendency: 0=aggressive, 1=moderate, " - "2=conservative (default: moderate)"); - -static int modparam_workaround_interval; -module_param_named(workaround_interval, modparam_workaround_interval, - int, 0444); -MODULE_PARM_DESC(workaround_interval, - "set stall workaround interval in msecs (0=disabled) (default: 0)"); - -/* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */ -#define WL_NOISE -96 /* typical noise level in dBm */ -#define WL_SIGMAX -32 /* typical maximum signal level in dBm */ - - -/* Assume that Broadcom 4320 (only chipset at time of writing known to be - * based on wireless rndis) has default txpower of 13dBm. - * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications. - * 100% : 20 mW ~ 13dBm - * 75% : 15 mW ~ 12dBm - * 50% : 10 mW ~ 10dBm - * 25% : 5 mW ~ 7dBm - */ -#define BCM4320_DEFAULT_TXPOWER_DBM_100 13 -#define BCM4320_DEFAULT_TXPOWER_DBM_75 12 -#define BCM4320_DEFAULT_TXPOWER_DBM_50 10 -#define BCM4320_DEFAULT_TXPOWER_DBM_25 7 - -/* Known device types */ -#define RNDIS_UNKNOWN 0 -#define RNDIS_BCM4320A 1 -#define RNDIS_BCM4320B 2 - - -/* NDIS data structures. Taken from wpa_supplicant driver_ndis.c - * slightly modified for datatype endianess, etc - */ -#define NDIS_802_11_LENGTH_SSID 32 -#define NDIS_802_11_LENGTH_RATES 8 -#define NDIS_802_11_LENGTH_RATES_EX 16 - -enum ndis_80211_net_type { - NDIS_80211_TYPE_FREQ_HOP, - NDIS_80211_TYPE_DIRECT_SEQ, - NDIS_80211_TYPE_OFDM_A, - NDIS_80211_TYPE_OFDM_G -}; - -enum ndis_80211_net_infra { - NDIS_80211_INFRA_ADHOC, - NDIS_80211_INFRA_INFRA, - NDIS_80211_INFRA_AUTO_UNKNOWN -}; - -enum ndis_80211_auth_mode { - NDIS_80211_AUTH_OPEN, - NDIS_80211_AUTH_SHARED, - NDIS_80211_AUTH_AUTO_SWITCH, - NDIS_80211_AUTH_WPA, - NDIS_80211_AUTH_WPA_PSK, - NDIS_80211_AUTH_WPA_NONE, - NDIS_80211_AUTH_WPA2, - NDIS_80211_AUTH_WPA2_PSK -}; - -enum ndis_80211_encr_status { - NDIS_80211_ENCR_WEP_ENABLED, - NDIS_80211_ENCR_DISABLED, - NDIS_80211_ENCR_WEP_KEY_ABSENT, - NDIS_80211_ENCR_NOT_SUPPORTED, - NDIS_80211_ENCR_TKIP_ENABLED, - NDIS_80211_ENCR_TKIP_KEY_ABSENT, - NDIS_80211_ENCR_CCMP_ENABLED, - NDIS_80211_ENCR_CCMP_KEY_ABSENT -}; - -enum ndis_80211_priv_filter { - NDIS_80211_PRIV_ACCEPT_ALL, - NDIS_80211_PRIV_8021X_WEP -}; - -enum ndis_80211_status_type { - NDIS_80211_STATUSTYPE_AUTHENTICATION, - NDIS_80211_STATUSTYPE_MEDIASTREAMMODE, - NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST, - NDIS_80211_STATUSTYPE_RADIOSTATE, -}; - -enum ndis_80211_media_stream_mode { - NDIS_80211_MEDIA_STREAM_OFF, - NDIS_80211_MEDIA_STREAM_ON -}; - -enum ndis_80211_radio_status { - NDIS_80211_RADIO_STATUS_ON, - NDIS_80211_RADIO_STATUS_HARDWARE_OFF, - NDIS_80211_RADIO_STATUS_SOFTWARE_OFF, -}; - -enum ndis_80211_addkey_bits { - NDIS_80211_ADDKEY_8021X_AUTH = cpu_to_le32(1 << 28), - NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ = cpu_to_le32(1 << 29), - NDIS_80211_ADDKEY_PAIRWISE_KEY = cpu_to_le32(1 << 30), - NDIS_80211_ADDKEY_TRANSMIT_KEY = cpu_to_le32(1 << 31) -}; - -enum ndis_80211_addwep_bits { - NDIS_80211_ADDWEP_PERCLIENT_KEY = cpu_to_le32(1 << 30), - NDIS_80211_ADDWEP_TRANSMIT_KEY = cpu_to_le32(1 << 31) -}; - -enum ndis_80211_power_mode { - NDIS_80211_POWER_MODE_CAM, - NDIS_80211_POWER_MODE_MAX_PSP, - NDIS_80211_POWER_MODE_FAST_PSP, -}; - -enum ndis_80211_pmkid_cand_list_flag_bits { - NDIS_80211_PMKID_CAND_PREAUTH = cpu_to_le32(1 << 0) -}; - -struct ndis_80211_auth_request { - __le32 length; - u8 bssid[ETH_ALEN]; - u8 padding[2]; - __le32 flags; -} __packed; - -struct ndis_80211_pmkid_candidate { - u8 bssid[ETH_ALEN]; - u8 padding[2]; - __le32 flags; -} __packed; - -struct ndis_80211_pmkid_cand_list { - __le32 version; - __le32 num_candidates; - struct ndis_80211_pmkid_candidate candidate_list[]; -} __packed; - -struct ndis_80211_status_indication { - __le32 status_type; - union { - __le32 media_stream_mode; - __le32 radio_status; - DECLARE_FLEX_ARRAY(struct ndis_80211_auth_request, auth_request); - struct ndis_80211_pmkid_cand_list cand_list; - } u; -} __packed; - -struct ndis_80211_ssid { - __le32 length; - u8 essid[NDIS_802_11_LENGTH_SSID]; -} __packed; - -struct ndis_80211_conf_freq_hop { - __le32 length; - __le32 hop_pattern; - __le32 hop_set; - __le32 dwell_time; -} __packed; - -struct ndis_80211_conf { - __le32 length; - __le32 beacon_period; - __le32 atim_window; - __le32 ds_config; - struct ndis_80211_conf_freq_hop fh_config; -} __packed; - -struct ndis_80211_bssid_ex { - __le32 length; - u8 mac[ETH_ALEN]; - u8 padding[2]; - struct ndis_80211_ssid ssid; - __le32 privacy; - __le32 rssi; - __le32 net_type; - struct ndis_80211_conf config; - __le32 net_infra; - u8 rates[NDIS_802_11_LENGTH_RATES_EX]; - __le32 ie_length; - u8 ies[]; -} __packed; - -struct ndis_80211_bssid_list_ex { - __le32 num_items; - u8 bssid_data[]; -} __packed; - -struct ndis_80211_fixed_ies { - u8 timestamp[8]; - __le16 beacon_interval; - __le16 capabilities; -} __packed; - -struct ndis_80211_wep_key { - __le32 size; - __le32 index; - __le32 length; - u8 material[32]; -} __packed; - -struct ndis_80211_key { - __le32 size; - __le32 index; - __le32 length; - u8 bssid[ETH_ALEN]; - u8 padding[6]; - u8 rsc[8]; - u8 material[32]; -} __packed; - -struct ndis_80211_remove_key { - __le32 size; - __le32 index; - u8 bssid[ETH_ALEN]; - u8 padding[2]; -} __packed; - -struct ndis_config_param { - __le32 name_offs; - __le32 name_length; - __le32 type; - __le32 value_offs; - __le32 value_length; -} __packed; - -struct ndis_80211_assoc_info { - __le32 length; - __le16 req_ies; - struct req_ie { - __le16 capa; - __le16 listen_interval; - u8 cur_ap_address[ETH_ALEN]; - } req_ie; - __le32 req_ie_length; - __le32 offset_req_ies; - __le16 resp_ies; - struct resp_ie { - __le16 capa; - __le16 status_code; - __le16 assoc_id; - } resp_ie; - __le32 resp_ie_length; - __le32 offset_resp_ies; -} __packed; - -struct ndis_80211_capability { - __le32 length; - __le32 version; - __le32 num_pmkids; - __le32 num_auth_encr_pair; -} __packed; - -struct ndis_80211_bssid_info { - u8 bssid[ETH_ALEN]; - u8 pmkid[16]; -} __packed; - -struct ndis_80211_pmkid { - __le32 length; - __le32 bssid_info_count; - struct ndis_80211_bssid_info bssid_info[]; -} __packed; - -/* - * private data - */ -#define CAP_MODE_80211A 1 -#define CAP_MODE_80211B 2 -#define CAP_MODE_80211G 4 -#define CAP_MODE_MASK 7 - -#define WORK_LINK_UP 0 -#define WORK_LINK_DOWN 1 -#define WORK_SET_MULTICAST_LIST 2 - -#define RNDIS_WLAN_ALG_NONE 0 -#define RNDIS_WLAN_ALG_WEP (1<<0) -#define RNDIS_WLAN_ALG_TKIP (1<<1) -#define RNDIS_WLAN_ALG_CCMP (1<<2) - -#define RNDIS_WLAN_NUM_KEYS 4 -#define RNDIS_WLAN_KEY_MGMT_NONE 0 -#define RNDIS_WLAN_KEY_MGMT_802_1X (1<<0) -#define RNDIS_WLAN_KEY_MGMT_PSK (1<<1) - -#define COMMAND_BUFFER_SIZE (CONTROL_BUFFER_SIZE + sizeof(struct rndis_set)) - -static const struct ieee80211_channel rndis_channels[] = { - { .center_freq = 2412 }, - { .center_freq = 2417 }, - { .center_freq = 2422 }, - { .center_freq = 2427 }, - { .center_freq = 2432 }, - { .center_freq = 2437 }, - { .center_freq = 2442 }, - { .center_freq = 2447 }, - { .center_freq = 2452 }, - { .center_freq = 2457 }, - { .center_freq = 2462 }, - { .center_freq = 2467 }, - { .center_freq = 2472 }, - { .center_freq = 2484 }, -}; - -static const struct ieee80211_rate rndis_rates[] = { - { .bitrate = 10 }, - { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, - { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, - { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, - { .bitrate = 60 }, - { .bitrate = 90 }, - { .bitrate = 120 }, - { .bitrate = 180 }, - { .bitrate = 240 }, - { .bitrate = 360 }, - { .bitrate = 480 }, - { .bitrate = 540 } -}; - -static const u32 rndis_cipher_suites[] = { - WLAN_CIPHER_SUITE_WEP40, - WLAN_CIPHER_SUITE_WEP104, - WLAN_CIPHER_SUITE_TKIP, - WLAN_CIPHER_SUITE_CCMP, -}; - -struct rndis_wlan_encr_key { - int len; - u32 cipher; - u8 material[32]; - u8 bssid[ETH_ALEN]; - bool pairwise; - bool tx_key; -}; - -/* RNDIS device private data */ -struct rndis_wlan_private { - struct usbnet *usbdev; - - struct wireless_dev wdev; - - struct cfg80211_scan_request *scan_request; - - struct workqueue_struct *workqueue; - struct delayed_work dev_poller_work; - struct delayed_work scan_work; - struct work_struct work; - struct mutex command_lock; - unsigned long work_pending; - int last_qual; - s32 cqm_rssi_thold; - u32 cqm_rssi_hyst; - int last_cqm_event_rssi; - - struct ieee80211_supported_band band; - struct ieee80211_channel channels[ARRAY_SIZE(rndis_channels)]; - struct ieee80211_rate rates[ARRAY_SIZE(rndis_rates)]; - u32 cipher_suites[ARRAY_SIZE(rndis_cipher_suites)]; - - int device_type; - int caps; - int multicast_size; - - /* module parameters */ - char param_country[4]; - int param_frameburst; - int param_afterburner; - int param_power_save; - int param_power_output; - int param_roamtrigger; - int param_roamdelta; - u32 param_workaround_interval; - - /* hardware state */ - bool radio_on; - int power_mode; - int infra_mode; - bool connected; - u8 bssid[ETH_ALEN]; - u32 current_command_oid; - - /* encryption stuff */ - u8 encr_tx_key_index; - struct rndis_wlan_encr_key encr_keys[RNDIS_WLAN_NUM_KEYS]; - int wpa_version; - - u8 command_buffer[COMMAND_BUFFER_SIZE]; -}; - -/* - * cfg80211 ops - */ -static int rndis_change_virtual_intf(struct wiphy *wiphy, - struct net_device *dev, - enum nl80211_iftype type, - struct vif_params *params); - -static int rndis_scan(struct wiphy *wiphy, - struct cfg80211_scan_request *request); - -static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed); - -static int rndis_set_tx_power(struct wiphy *wiphy, - struct wireless_dev *wdev, - enum nl80211_tx_power_setting type, - int mbm); -static int rndis_get_tx_power(struct wiphy *wiphy, - struct wireless_dev *wdev, - int *dbm); - -static int rndis_connect(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_connect_params *sme); - -static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev, - u16 reason_code); - -static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_ibss_params *params); - -static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev); - -static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool pairwise, - const u8 *mac_addr, struct key_params *params); - -static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool pairwise, - const u8 *mac_addr); - -static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool unicast, - bool multicast); - -static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev, - const u8 *mac, struct station_info *sinfo); - -static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev, - int idx, u8 *mac, struct station_info *sinfo); - -static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_pmksa *pmksa); - -static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_pmksa *pmksa); - -static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev); - -static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, - bool enabled, int timeout); - -static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, - struct net_device *dev, - s32 rssi_thold, u32 rssi_hyst); - -static const struct cfg80211_ops rndis_config_ops = { - .change_virtual_intf = rndis_change_virtual_intf, - .scan = rndis_scan, - .set_wiphy_params = rndis_set_wiphy_params, - .set_tx_power = rndis_set_tx_power, - .get_tx_power = rndis_get_tx_power, - .connect = rndis_connect, - .disconnect = rndis_disconnect, - .join_ibss = rndis_join_ibss, - .leave_ibss = rndis_leave_ibss, - .add_key = rndis_add_key, - .del_key = rndis_del_key, - .set_default_key = rndis_set_default_key, - .get_station = rndis_get_station, - .dump_station = rndis_dump_station, - .set_pmksa = rndis_set_pmksa, - .del_pmksa = rndis_del_pmksa, - .flush_pmksa = rndis_flush_pmksa, - .set_power_mgmt = rndis_set_power_mgmt, - .set_cqm_rssi_config = rndis_set_cqm_rssi_config, -}; - -static void *rndis_wiphy_privid = &rndis_wiphy_privid; - - -static struct rndis_wlan_private *get_rndis_wlan_priv(struct usbnet *dev) -{ - return (struct rndis_wlan_private *)dev->driver_priv; -} - -static u32 get_bcm4320_power_dbm(struct rndis_wlan_private *priv) -{ - switch (priv->param_power_output) { - default: - case 3: - return BCM4320_DEFAULT_TXPOWER_DBM_100; - case 2: - return BCM4320_DEFAULT_TXPOWER_DBM_75; - case 1: - return BCM4320_DEFAULT_TXPOWER_DBM_50; - case 0: - return BCM4320_DEFAULT_TXPOWER_DBM_25; - } -} - -static bool is_wpa_key(struct rndis_wlan_private *priv, u8 idx) -{ - int cipher = priv->encr_keys[idx].cipher; - - return (cipher == WLAN_CIPHER_SUITE_CCMP || - cipher == WLAN_CIPHER_SUITE_TKIP); -} - -static int rndis_cipher_to_alg(u32 cipher) -{ - switch (cipher) { - default: - return RNDIS_WLAN_ALG_NONE; - case WLAN_CIPHER_SUITE_WEP40: - case WLAN_CIPHER_SUITE_WEP104: - return RNDIS_WLAN_ALG_WEP; - case WLAN_CIPHER_SUITE_TKIP: - return RNDIS_WLAN_ALG_TKIP; - case WLAN_CIPHER_SUITE_CCMP: - return RNDIS_WLAN_ALG_CCMP; - } -} - -static int rndis_akm_suite_to_key_mgmt(u32 akm_suite) -{ - switch (akm_suite) { - default: - return RNDIS_WLAN_KEY_MGMT_NONE; - case WLAN_AKM_SUITE_8021X: - return RNDIS_WLAN_KEY_MGMT_802_1X; - case WLAN_AKM_SUITE_PSK: - return RNDIS_WLAN_KEY_MGMT_PSK; - } -} - -#ifdef DEBUG -static const char *oid_to_string(u32 oid) -{ - switch (oid) { -#define OID_STR(oid) case oid: return(#oid) - /* from rndis_host.h */ - OID_STR(RNDIS_OID_802_3_PERMANENT_ADDRESS); - OID_STR(RNDIS_OID_GEN_MAXIMUM_FRAME_SIZE); - OID_STR(RNDIS_OID_GEN_CURRENT_PACKET_FILTER); - OID_STR(RNDIS_OID_GEN_PHYSICAL_MEDIUM); - - /* from rndis_wlan.c */ - OID_STR(RNDIS_OID_GEN_LINK_SPEED); - OID_STR(RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER); - - OID_STR(RNDIS_OID_GEN_XMIT_OK); - OID_STR(RNDIS_OID_GEN_RCV_OK); - OID_STR(RNDIS_OID_GEN_XMIT_ERROR); - OID_STR(RNDIS_OID_GEN_RCV_ERROR); - OID_STR(RNDIS_OID_GEN_RCV_NO_BUFFER); - - OID_STR(RNDIS_OID_802_3_CURRENT_ADDRESS); - OID_STR(RNDIS_OID_802_3_MULTICAST_LIST); - OID_STR(RNDIS_OID_802_3_MAXIMUM_LIST_SIZE); - - OID_STR(RNDIS_OID_802_11_BSSID); - OID_STR(RNDIS_OID_802_11_SSID); - OID_STR(RNDIS_OID_802_11_INFRASTRUCTURE_MODE); - OID_STR(RNDIS_OID_802_11_ADD_WEP); - OID_STR(RNDIS_OID_802_11_REMOVE_WEP); - OID_STR(RNDIS_OID_802_11_DISASSOCIATE); - OID_STR(RNDIS_OID_802_11_AUTHENTICATION_MODE); - OID_STR(RNDIS_OID_802_11_PRIVACY_FILTER); - OID_STR(RNDIS_OID_802_11_BSSID_LIST_SCAN); - OID_STR(RNDIS_OID_802_11_ENCRYPTION_STATUS); - OID_STR(RNDIS_OID_802_11_ADD_KEY); - OID_STR(RNDIS_OID_802_11_REMOVE_KEY); - OID_STR(RNDIS_OID_802_11_ASSOCIATION_INFORMATION); - OID_STR(RNDIS_OID_802_11_CAPABILITY); - OID_STR(RNDIS_OID_802_11_PMKID); - OID_STR(RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED); - OID_STR(RNDIS_OID_802_11_NETWORK_TYPE_IN_USE); - OID_STR(RNDIS_OID_802_11_TX_POWER_LEVEL); - OID_STR(RNDIS_OID_802_11_RSSI); - OID_STR(RNDIS_OID_802_11_RSSI_TRIGGER); - OID_STR(RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD); - OID_STR(RNDIS_OID_802_11_RTS_THRESHOLD); - OID_STR(RNDIS_OID_802_11_SUPPORTED_RATES); - OID_STR(RNDIS_OID_802_11_CONFIGURATION); - OID_STR(RNDIS_OID_802_11_POWER_MODE); - OID_STR(RNDIS_OID_802_11_BSSID_LIST); -#undef OID_STR - } - - return "?"; -} -#else -static const char *oid_to_string(u32 oid) -{ - return "?"; -} -#endif - -/* translate error code */ -static int rndis_error_status(__le32 rndis_status) -{ - int ret = -EINVAL; - switch (le32_to_cpu(rndis_status)) { - case RNDIS_STATUS_SUCCESS: - ret = 0; - break; - case RNDIS_STATUS_FAILURE: - case RNDIS_STATUS_INVALID_DATA: - ret = -EINVAL; - break; - case RNDIS_STATUS_NOT_SUPPORTED: - ret = -EOPNOTSUPP; - break; - case RNDIS_STATUS_ADAPTER_NOT_READY: - case RNDIS_STATUS_ADAPTER_NOT_OPEN: - ret = -EBUSY; - break; - } - return ret; -} - -static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev); - union { - void *buf; - struct rndis_msg_hdr *header; - struct rndis_query *get; - struct rndis_query_c *get_c; - } u; - int ret; - size_t buflen, resplen, respoffs, copylen; - - buflen = *len + sizeof(*u.get); - if (buflen < CONTROL_BUFFER_SIZE) - buflen = CONTROL_BUFFER_SIZE; - - if (buflen > COMMAND_BUFFER_SIZE) { - u.buf = kmalloc(buflen, GFP_KERNEL); - if (!u.buf) - return -ENOMEM; - } else { - u.buf = priv->command_buffer; - } - - mutex_lock(&priv->command_lock); - - memset(u.get, 0, sizeof *u.get); - u.get->msg_type = cpu_to_le32(RNDIS_MSG_QUERY); - u.get->msg_len = cpu_to_le32(sizeof *u.get); - u.get->oid = cpu_to_le32(oid); - - priv->current_command_oid = oid; - ret = rndis_command(dev, u.header, buflen); - priv->current_command_oid = 0; - if (ret < 0) - netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n", - __func__, oid_to_string(oid), ret, - le32_to_cpu(u.get_c->status)); - - if (ret == 0) { - resplen = le32_to_cpu(u.get_c->len); - respoffs = le32_to_cpu(u.get_c->offset) + 8; - - if (respoffs > buflen) { - /* Device returned data offset outside buffer, error. */ - netdev_dbg(dev->net, - "%s(%s): received invalid data offset: %zu > %zu\n", - __func__, oid_to_string(oid), respoffs, buflen); - - ret = -EINVAL; - goto exit_unlock; - } - - copylen = min(resplen, buflen - respoffs); - - if (copylen > *len) - copylen = *len; - - memcpy(data, u.buf + respoffs, copylen); - - *len = resplen; - - ret = rndis_error_status(u.get_c->status); - if (ret < 0) - netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n", - __func__, oid_to_string(oid), - le32_to_cpu(u.get_c->status), ret); - } - -exit_unlock: - mutex_unlock(&priv->command_lock); - - if (u.buf != priv->command_buffer) - kfree(u.buf); - return ret; -} - -static int rndis_set_oid(struct usbnet *dev, u32 oid, const void *data, - int len) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev); - union { - void *buf; - struct rndis_msg_hdr *header; - struct rndis_set *set; - struct rndis_set_c *set_c; - } u; - int ret, buflen; - - buflen = len + sizeof(*u.set); - if (buflen < CONTROL_BUFFER_SIZE) - buflen = CONTROL_BUFFER_SIZE; - - if (buflen > COMMAND_BUFFER_SIZE) { - u.buf = kmalloc(buflen, GFP_KERNEL); - if (!u.buf) - return -ENOMEM; - } else { - u.buf = priv->command_buffer; - } - - mutex_lock(&priv->command_lock); - - memset(u.set, 0, sizeof *u.set); - u.set->msg_type = cpu_to_le32(RNDIS_MSG_SET); - u.set->msg_len = cpu_to_le32(sizeof(*u.set) + len); - u.set->oid = cpu_to_le32(oid); - u.set->len = cpu_to_le32(len); - u.set->offset = cpu_to_le32(sizeof(*u.set) - 8); - u.set->handle = cpu_to_le32(0); - memcpy(u.buf + sizeof(*u.set), data, len); - - priv->current_command_oid = oid; - ret = rndis_command(dev, u.header, buflen); - priv->current_command_oid = 0; - if (ret < 0) - netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n", - __func__, oid_to_string(oid), ret, - le32_to_cpu(u.set_c->status)); - - if (ret == 0) { - ret = rndis_error_status(u.set_c->status); - - if (ret < 0) - netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n", - __func__, oid_to_string(oid), - le32_to_cpu(u.set_c->status), ret); - } - - mutex_unlock(&priv->command_lock); - - if (u.buf != priv->command_buffer) - kfree(u.buf); - return ret; -} - -static int rndis_reset(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct rndis_reset *reset; - int ret; - - mutex_lock(&priv->command_lock); - - reset = (void *)priv->command_buffer; - memset(reset, 0, sizeof(*reset)); - reset->msg_type = cpu_to_le32(RNDIS_MSG_RESET); - reset->msg_len = cpu_to_le32(sizeof(*reset)); - priv->current_command_oid = 0; - ret = rndis_command(usbdev, (void *)reset, CONTROL_BUFFER_SIZE); - - mutex_unlock(&priv->command_lock); - - if (ret < 0) - return ret; - return 0; -} - -/* - * Specs say that we can only set config parameters only soon after device - * initialization. - * value_type: 0 = u32, 2 = unicode string - */ -static int rndis_set_config_parameter(struct usbnet *dev, char *param, - int value_type, void *value) -{ - struct ndis_config_param *infobuf; - int value_len, info_len, param_len, ret, i; - __le16 *unibuf; - __le32 *dst_value; - - if (value_type == 0) - value_len = sizeof(__le32); - else if (value_type == 2) - value_len = strlen(value) * sizeof(__le16); - else - return -EINVAL; - - param_len = strlen(param) * sizeof(__le16); - info_len = sizeof(*infobuf) + param_len + value_len; - -#ifdef DEBUG - info_len += 12; -#endif - infobuf = kmalloc(info_len, GFP_KERNEL); - if (!infobuf) - return -ENOMEM; - -#ifdef DEBUG - info_len -= 12; - /* extra 12 bytes are for padding (debug output) */ - memset(infobuf, 0xCC, info_len + 12); -#endif - - if (value_type == 2) - netdev_dbg(dev->net, "setting config parameter: %s, value: %s\n", - param, (u8 *)value); - else - netdev_dbg(dev->net, "setting config parameter: %s, value: %d\n", - param, *(u32 *)value); - - infobuf->name_offs = cpu_to_le32(sizeof(*infobuf)); - infobuf->name_length = cpu_to_le32(param_len); - infobuf->type = cpu_to_le32(value_type); - infobuf->value_offs = cpu_to_le32(sizeof(*infobuf) + param_len); - infobuf->value_length = cpu_to_le32(value_len); - - /* simple string to unicode string conversion */ - unibuf = (void *)infobuf + sizeof(*infobuf); - for (i = 0; i < param_len / sizeof(__le16); i++) - unibuf[i] = cpu_to_le16(param[i]); - - if (value_type == 2) { - unibuf = (void *)infobuf + sizeof(*infobuf) + param_len; - for (i = 0; i < value_len / sizeof(__le16); i++) - unibuf[i] = cpu_to_le16(((u8 *)value)[i]); - } else { - dst_value = (void *)infobuf + sizeof(*infobuf) + param_len; - *dst_value = cpu_to_le32(*(u32 *)value); - } - -#ifdef DEBUG - netdev_dbg(dev->net, "info buffer (len: %d)\n", info_len); - for (i = 0; i < info_len; i += 12) { - u32 *tmp = (u32 *)((u8 *)infobuf + i); - netdev_dbg(dev->net, "%08X:%08X:%08X\n", - cpu_to_be32(tmp[0]), - cpu_to_be32(tmp[1]), - cpu_to_be32(tmp[2])); - } -#endif - - ret = rndis_set_oid(dev, RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER, - infobuf, info_len); - if (ret != 0) - netdev_dbg(dev->net, "setting rndis config parameter failed, %d\n", - ret); - - kfree(infobuf); - return ret; -} - -static int rndis_set_config_parameter_str(struct usbnet *dev, - char *param, char *value) -{ - return rndis_set_config_parameter(dev, param, 2, value); -} - -/* - * data conversion functions - */ -static int level_to_qual(int level) -{ - int qual = 100 * (level - WL_NOISE) / (WL_SIGMAX - WL_NOISE); - return qual >= 0 ? (qual <= 100 ? qual : 100) : 0; -} - -/* - * common functions - */ -static int set_infra_mode(struct usbnet *usbdev, int mode); -static void restore_keys(struct usbnet *usbdev); -static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid, - bool *matched); - -static int rndis_start_bssid_list_scan(struct usbnet *usbdev) -{ - __le32 tmp; - - /* Note: RNDIS_OID_802_11_BSSID_LIST_SCAN clears internal BSS list. */ - tmp = cpu_to_le32(1); - return rndis_set_oid(usbdev, RNDIS_OID_802_11_BSSID_LIST_SCAN, &tmp, - sizeof(tmp)); -} - -static int set_essid(struct usbnet *usbdev, struct ndis_80211_ssid *ssid) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - int ret; - - ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_SSID, - ssid, sizeof(*ssid)); - if (ret < 0) { - netdev_warn(usbdev->net, "setting SSID failed (%08X)\n", ret); - return ret; - } - if (ret == 0) { - priv->radio_on = true; - netdev_dbg(usbdev->net, "%s(): radio_on = true\n", __func__); - } - - return ret; -} - -static int set_bssid(struct usbnet *usbdev, const u8 *bssid) -{ - int ret; - - ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_BSSID, - bssid, ETH_ALEN); - if (ret < 0) { - netdev_warn(usbdev->net, "setting BSSID[%pM] failed (%08X)\n", - bssid, ret); - return ret; - } - - return ret; -} - -static int clear_bssid(struct usbnet *usbdev) -{ - static const u8 broadcast_mac[ETH_ALEN] = { - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff - }; - - return set_bssid(usbdev, broadcast_mac); -} - -static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN]) -{ - int ret, len; - - len = ETH_ALEN; - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_BSSID, - bssid, &len); - - if (ret != 0) - eth_zero_addr(bssid); - - return ret; -} - -static int get_association_info(struct usbnet *usbdev, - struct ndis_80211_assoc_info *info, int len) -{ - return rndis_query_oid(usbdev, - RNDIS_OID_802_11_ASSOCIATION_INFORMATION, - info, &len); -} - -static bool is_associated(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - u8 bssid[ETH_ALEN]; - - if (!priv->radio_on) - return false; - - return (get_bssid(usbdev, bssid) == 0 && !is_zero_ether_addr(bssid)); -} - -static int disassociate(struct usbnet *usbdev, bool reset_ssid) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_ssid ssid; - int i, ret = 0; - - if (priv->radio_on) { - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_DISASSOCIATE, - NULL, 0); - if (ret == 0) { - priv->radio_on = false; - netdev_dbg(usbdev->net, "%s(): radio_on = false\n", - __func__); - - if (reset_ssid) - msleep(100); - } - } - - /* disassociate causes radio to be turned off; if reset_ssid - * is given, set random ssid to enable radio */ - if (reset_ssid) { - /* Set device to infrastructure mode so we don't get ad-hoc - * 'media connect' indications with the random ssid. - */ - set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); - - ssid.length = cpu_to_le32(sizeof(ssid.essid)); - get_random_bytes(&ssid.essid[2], sizeof(ssid.essid)-2); - ssid.essid[0] = 0x1; - ssid.essid[1] = 0xff; - for (i = 2; i < sizeof(ssid.essid); i++) - ssid.essid[i] = 0x1 + (ssid.essid[i] * 0xfe / 0xff); - ret = set_essid(usbdev, &ssid); - } - return ret; -} - -static int set_auth_mode(struct usbnet *usbdev, u32 wpa_version, - enum nl80211_auth_type auth_type, int keymgmt) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - __le32 tmp; - int auth_mode, ret; - - netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x authalg=0x%x keymgmt=0x%x\n", - __func__, wpa_version, auth_type, keymgmt); - - if (wpa_version & NL80211_WPA_VERSION_2) { - if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X) - auth_mode = NDIS_80211_AUTH_WPA2; - else - auth_mode = NDIS_80211_AUTH_WPA2_PSK; - } else if (wpa_version & NL80211_WPA_VERSION_1) { - if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X) - auth_mode = NDIS_80211_AUTH_WPA; - else if (keymgmt & RNDIS_WLAN_KEY_MGMT_PSK) - auth_mode = NDIS_80211_AUTH_WPA_PSK; - else - auth_mode = NDIS_80211_AUTH_WPA_NONE; - } else if (auth_type == NL80211_AUTHTYPE_SHARED_KEY) - auth_mode = NDIS_80211_AUTH_SHARED; - else if (auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) - auth_mode = NDIS_80211_AUTH_OPEN; - else if (auth_type == NL80211_AUTHTYPE_AUTOMATIC) - auth_mode = NDIS_80211_AUTH_AUTO_SWITCH; - else - return -ENOTSUPP; - - tmp = cpu_to_le32(auth_mode); - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_AUTHENTICATION_MODE, - &tmp, sizeof(tmp)); - if (ret != 0) { - netdev_warn(usbdev->net, "setting auth mode failed (%08X)\n", - ret); - return ret; - } - - priv->wpa_version = wpa_version; - - return 0; -} - -static int set_priv_filter(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - __le32 tmp; - - netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x\n", - __func__, priv->wpa_version); - - if (priv->wpa_version & NL80211_WPA_VERSION_2 || - priv->wpa_version & NL80211_WPA_VERSION_1) - tmp = cpu_to_le32(NDIS_80211_PRIV_8021X_WEP); - else - tmp = cpu_to_le32(NDIS_80211_PRIV_ACCEPT_ALL); - - return rndis_set_oid(usbdev, - RNDIS_OID_802_11_PRIVACY_FILTER, &tmp, - sizeof(tmp)); -} - -static int set_encr_mode(struct usbnet *usbdev, int pairwise, int groupwise) -{ - __le32 tmp; - int encr_mode, ret; - - netdev_dbg(usbdev->net, "%s(): cipher_pair=0x%x cipher_group=0x%x\n", - __func__, pairwise, groupwise); - - if (pairwise & RNDIS_WLAN_ALG_CCMP) - encr_mode = NDIS_80211_ENCR_CCMP_ENABLED; - else if (pairwise & RNDIS_WLAN_ALG_TKIP) - encr_mode = NDIS_80211_ENCR_TKIP_ENABLED; - else if (pairwise & RNDIS_WLAN_ALG_WEP) - encr_mode = NDIS_80211_ENCR_WEP_ENABLED; - else if (groupwise & RNDIS_WLAN_ALG_CCMP) - encr_mode = NDIS_80211_ENCR_CCMP_ENABLED; - else if (groupwise & RNDIS_WLAN_ALG_TKIP) - encr_mode = NDIS_80211_ENCR_TKIP_ENABLED; - else - encr_mode = NDIS_80211_ENCR_DISABLED; - - tmp = cpu_to_le32(encr_mode); - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_ENCRYPTION_STATUS, &tmp, - sizeof(tmp)); - if (ret != 0) { - netdev_warn(usbdev->net, "setting encr mode failed (%08X)\n", - ret); - return ret; - } - - return 0; -} - -static int set_infra_mode(struct usbnet *usbdev, int mode) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - __le32 tmp; - int ret; - - netdev_dbg(usbdev->net, "%s(): infra_mode=0x%x\n", - __func__, priv->infra_mode); - - tmp = cpu_to_le32(mode); - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_INFRASTRUCTURE_MODE, - &tmp, sizeof(tmp)); - if (ret != 0) { - netdev_warn(usbdev->net, "setting infra mode failed (%08X)\n", - ret); - return ret; - } - - /* NDIS drivers clear keys when infrastructure mode is - * changed. But Linux tools assume otherwise. So set the - * keys */ - restore_keys(usbdev); - - priv->infra_mode = mode; - return 0; -} - -static int set_rts_threshold(struct usbnet *usbdev, u32 rts_threshold) -{ - __le32 tmp; - - netdev_dbg(usbdev->net, "%s(): %i\n", __func__, rts_threshold); - - if (rts_threshold == -1 || rts_threshold > 2347) - rts_threshold = 2347; - - tmp = cpu_to_le32(rts_threshold); - return rndis_set_oid(usbdev, - RNDIS_OID_802_11_RTS_THRESHOLD, - &tmp, sizeof(tmp)); -} - -static int set_frag_threshold(struct usbnet *usbdev, u32 frag_threshold) -{ - __le32 tmp; - - netdev_dbg(usbdev->net, "%s(): %i\n", __func__, frag_threshold); - - if (frag_threshold < 256 || frag_threshold > 2346) - frag_threshold = 2346; - - tmp = cpu_to_le32(frag_threshold); - return rndis_set_oid(usbdev, - RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD, - &tmp, sizeof(tmp)); -} - -static void set_default_iw_params(struct usbnet *usbdev) -{ - set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); - set_auth_mode(usbdev, 0, NL80211_AUTHTYPE_OPEN_SYSTEM, - RNDIS_WLAN_KEY_MGMT_NONE); - set_priv_filter(usbdev); - set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE); -} - -static int deauthenticate(struct usbnet *usbdev) -{ - int ret; - - ret = disassociate(usbdev, true); - set_default_iw_params(usbdev); - return ret; -} - -static int set_channel(struct usbnet *usbdev, int channel) -{ - struct ndis_80211_conf config; - unsigned int dsconfig; - int len, ret; - - netdev_dbg(usbdev->net, "%s(%d)\n", __func__, channel); - - /* this OID is valid only when not associated */ - if (is_associated(usbdev)) - return 0; - - dsconfig = 1000 * - ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); - - len = sizeof(config); - ret = rndis_query_oid(usbdev, - RNDIS_OID_802_11_CONFIGURATION, - &config, &len); - if (ret < 0) { - netdev_dbg(usbdev->net, "%s(): querying configuration failed\n", - __func__); - return ret; - } - - config.ds_config = cpu_to_le32(dsconfig); - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_CONFIGURATION, - &config, sizeof(config)); - - netdev_dbg(usbdev->net, "%s(): %d -> %d\n", __func__, channel, ret); - - return ret; -} - -static struct ieee80211_channel *get_current_channel(struct usbnet *usbdev, - u32 *beacon_period) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ieee80211_channel *channel; - struct ndis_80211_conf config; - int len, ret; - - /* Get channel and beacon interval */ - len = sizeof(config); - ret = rndis_query_oid(usbdev, - RNDIS_OID_802_11_CONFIGURATION, - &config, &len); - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_CONFIGURATION -> %d\n", - __func__, ret); - if (ret < 0) - return NULL; - - channel = ieee80211_get_channel(priv->wdev.wiphy, - KHZ_TO_MHZ(le32_to_cpu(config.ds_config))); - if (!channel) - return NULL; - - if (beacon_period) - *beacon_period = le32_to_cpu(config.beacon_period); - return channel; -} - -/* index must be 0 - N, as per NDIS */ -static int add_wep_key(struct usbnet *usbdev, const u8 *key, int key_len, - u8 index) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_wep_key ndis_key; - u32 cipher; - int ret; - - netdev_dbg(usbdev->net, "%s(idx: %d, len: %d)\n", - __func__, index, key_len); - - if (index >= RNDIS_WLAN_NUM_KEYS) - return -EINVAL; - - if (key_len == 5) - cipher = WLAN_CIPHER_SUITE_WEP40; - else if (key_len == 13) - cipher = WLAN_CIPHER_SUITE_WEP104; - else - return -EINVAL; - - memset(&ndis_key, 0, sizeof(ndis_key)); - - ndis_key.size = cpu_to_le32(sizeof(ndis_key)); - ndis_key.length = cpu_to_le32(key_len); - ndis_key.index = cpu_to_le32(index); - memcpy(&ndis_key.material, key, key_len); - - if (index == priv->encr_tx_key_index) { - ndis_key.index |= NDIS_80211_ADDWEP_TRANSMIT_KEY; - ret = set_encr_mode(usbdev, RNDIS_WLAN_ALG_WEP, - RNDIS_WLAN_ALG_NONE); - if (ret) - netdev_warn(usbdev->net, "encryption couldn't be enabled (%08X)\n", - ret); - } - - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_ADD_WEP, &ndis_key, - sizeof(ndis_key)); - if (ret != 0) { - netdev_warn(usbdev->net, "adding encryption key %d failed (%08X)\n", - index + 1, ret); - return ret; - } - - priv->encr_keys[index].len = key_len; - priv->encr_keys[index].cipher = cipher; - memcpy(&priv->encr_keys[index].material, key, key_len); - eth_broadcast_addr(priv->encr_keys[index].bssid); - - return 0; -} - -static int add_wpa_key(struct usbnet *usbdev, const u8 *key, int key_len, - u8 index, const u8 *addr, const u8 *rx_seq, - int seq_len, u32 cipher, __le32 flags) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_key ndis_key; - bool is_addr_ok; - int ret; - - if (index >= RNDIS_WLAN_NUM_KEYS) { - netdev_dbg(usbdev->net, "%s(): index out of range (%i)\n", - __func__, index); - return -EINVAL; - } - if (key_len > sizeof(ndis_key.material) || key_len < 0) { - netdev_dbg(usbdev->net, "%s(): key length out of range (%i)\n", - __func__, key_len); - return -EINVAL; - } - if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ) { - if (!rx_seq || seq_len <= 0) { - netdev_dbg(usbdev->net, "%s(): recv seq flag without buffer\n", - __func__); - return -EINVAL; - } - if (rx_seq && seq_len > sizeof(ndis_key.rsc)) { - netdev_dbg(usbdev->net, "%s(): too big recv seq buffer\n", __func__); - return -EINVAL; - } - } - - is_addr_ok = addr && !is_zero_ether_addr(addr) && - !is_broadcast_ether_addr(addr); - if ((flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) && !is_addr_ok) { - netdev_dbg(usbdev->net, "%s(): pairwise but bssid invalid (%pM)\n", - __func__, addr); - return -EINVAL; - } - - netdev_dbg(usbdev->net, "%s(%i): flags:%i%i%i\n", - __func__, index, - !!(flags & NDIS_80211_ADDKEY_TRANSMIT_KEY), - !!(flags & NDIS_80211_ADDKEY_PAIRWISE_KEY), - !!(flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ)); - - memset(&ndis_key, 0, sizeof(ndis_key)); - - ndis_key.size = cpu_to_le32(sizeof(ndis_key) - - sizeof(ndis_key.material) + key_len); - ndis_key.length = cpu_to_le32(key_len); - ndis_key.index = cpu_to_le32(index) | flags; - - if (cipher == WLAN_CIPHER_SUITE_TKIP && key_len == 32) { - /* wpa_supplicant gives us the Michael MIC RX/TX keys in - * different order than NDIS spec, so swap the order here. */ - memcpy(ndis_key.material, key, 16); - memcpy(ndis_key.material + 16, key + 24, 8); - memcpy(ndis_key.material + 24, key + 16, 8); - } else - memcpy(ndis_key.material, key, key_len); - - if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ) - memcpy(ndis_key.rsc, rx_seq, seq_len); - - if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) { - /* pairwise key */ - memcpy(ndis_key.bssid, addr, ETH_ALEN); - } else { - /* group key */ - if (priv->infra_mode == NDIS_80211_INFRA_ADHOC) - eth_broadcast_addr(ndis_key.bssid); - else - get_bssid(usbdev, ndis_key.bssid); - } - - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_ADD_KEY, &ndis_key, - le32_to_cpu(ndis_key.size)); - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_ADD_KEY -> %08X\n", - __func__, ret); - if (ret != 0) - return ret; - - memset(&priv->encr_keys[index], 0, sizeof(priv->encr_keys[index])); - priv->encr_keys[index].len = key_len; - priv->encr_keys[index].cipher = cipher; - memcpy(&priv->encr_keys[index].material, key, key_len); - if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) - memcpy(&priv->encr_keys[index].bssid, ndis_key.bssid, ETH_ALEN); - else - eth_broadcast_addr(priv->encr_keys[index].bssid); - - if (flags & NDIS_80211_ADDKEY_TRANSMIT_KEY) - priv->encr_tx_key_index = index; - - return 0; -} - -static int restore_key(struct usbnet *usbdev, u8 key_idx) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct rndis_wlan_encr_key key; - - if (is_wpa_key(priv, key_idx)) - return 0; - - key = priv->encr_keys[key_idx]; - - netdev_dbg(usbdev->net, "%s(): %i:%i\n", __func__, key_idx, key.len); - - if (key.len == 0) - return 0; - - return add_wep_key(usbdev, key.material, key.len, key_idx); -} - -static void restore_keys(struct usbnet *usbdev) -{ - int i; - - for (i = 0; i < 4; i++) - restore_key(usbdev, i); -} - -static void clear_key(struct rndis_wlan_private *priv, u8 idx) -{ - memset(&priv->encr_keys[idx], 0, sizeof(priv->encr_keys[idx])); -} - -/* remove_key is for both wep and wpa */ -static int remove_key(struct usbnet *usbdev, u8 index, const u8 *bssid) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_remove_key remove_key; - __le32 keyindex; - bool is_wpa; - int ret; - - if (index >= RNDIS_WLAN_NUM_KEYS) - return -ENOENT; - - if (priv->encr_keys[index].len == 0) - return 0; - - is_wpa = is_wpa_key(priv, index); - - netdev_dbg(usbdev->net, "%s(): %i:%s:%i\n", - __func__, index, is_wpa ? "wpa" : "wep", - priv->encr_keys[index].len); - - clear_key(priv, index); - - if (is_wpa) { - remove_key.size = cpu_to_le32(sizeof(remove_key)); - remove_key.index = cpu_to_le32(index); - if (bssid) { - /* pairwise key */ - if (!is_broadcast_ether_addr(bssid)) - remove_key.index |= - NDIS_80211_ADDKEY_PAIRWISE_KEY; - memcpy(remove_key.bssid, bssid, - sizeof(remove_key.bssid)); - } else - memset(remove_key.bssid, 0xff, - sizeof(remove_key.bssid)); - - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_REMOVE_KEY, - &remove_key, sizeof(remove_key)); - if (ret != 0) - return ret; - } else { - keyindex = cpu_to_le32(index); - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_11_REMOVE_WEP, - &keyindex, sizeof(keyindex)); - if (ret != 0) { - netdev_warn(usbdev->net, - "removing encryption key %d failed (%08X)\n", - index, ret); - return ret; - } - } - - /* if it is transmit key, disable encryption */ - if (index == priv->encr_tx_key_index) - set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE); - - return 0; -} - -static void set_multicast_list(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct netdev_hw_addr *ha; - __le32 filter, basefilter; - int ret; - char *mc_addrs = NULL; - int mc_count; - - basefilter = filter = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED | - RNDIS_PACKET_TYPE_BROADCAST); - - if (usbdev->net->flags & IFF_PROMISC) { - filter |= cpu_to_le32(RNDIS_PACKET_TYPE_PROMISCUOUS | - RNDIS_PACKET_TYPE_ALL_LOCAL); - } else if (usbdev->net->flags & IFF_ALLMULTI) { - filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); - } - - if (filter != basefilter) - goto set_filter; - - /* - * mc_list should be accessed holding the lock, so copy addresses to - * local buffer first. - */ - netif_addr_lock_bh(usbdev->net); - mc_count = netdev_mc_count(usbdev->net); - if (mc_count > priv->multicast_size) { - filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); - } else if (mc_count) { - int i = 0; - - mc_addrs = kmalloc_array(mc_count, ETH_ALEN, GFP_ATOMIC); - if (!mc_addrs) { - netif_addr_unlock_bh(usbdev->net); - return; - } - - netdev_for_each_mc_addr(ha, usbdev->net) - memcpy(mc_addrs + i++ * ETH_ALEN, - ha->addr, ETH_ALEN); - } - netif_addr_unlock_bh(usbdev->net); - - if (filter != basefilter) - goto set_filter; - - if (mc_count) { - ret = rndis_set_oid(usbdev, - RNDIS_OID_802_3_MULTICAST_LIST, - mc_addrs, mc_count * ETH_ALEN); - kfree(mc_addrs); - if (ret == 0) - filter |= cpu_to_le32(RNDIS_PACKET_TYPE_MULTICAST); - else - filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); - - netdev_dbg(usbdev->net, "RNDIS_OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d\n", - mc_count, priv->multicast_size, ret); - } - -set_filter: - ret = rndis_set_oid(usbdev, RNDIS_OID_GEN_CURRENT_PACKET_FILTER, &filter, - sizeof(filter)); - if (ret < 0) { - netdev_warn(usbdev->net, "couldn't set packet filter: %08x\n", - le32_to_cpu(filter)); - } - - netdev_dbg(usbdev->net, "RNDIS_OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d\n", - le32_to_cpu(filter), ret); -} - -#ifdef DEBUG -static void debug_print_pmkids(struct usbnet *usbdev, - struct ndis_80211_pmkid *pmkids, - const char *func_str) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - int i, len, count, max_pmkids, entry_len; - - max_pmkids = priv->wdev.wiphy->max_num_pmkids; - len = le32_to_cpu(pmkids->length); - count = le32_to_cpu(pmkids->bssid_info_count); - - entry_len = (count > 0) ? (len - sizeof(*pmkids)) / count : -1; - - netdev_dbg(usbdev->net, "%s(): %d PMKIDs (data len: %d, entry len: " - "%d)\n", func_str, count, len, entry_len); - - if (count > max_pmkids) - count = max_pmkids; - - for (i = 0; i < count; i++) { - u32 *tmp = (u32 *)pmkids->bssid_info[i].pmkid; - - netdev_dbg(usbdev->net, "%s(): bssid: %pM, " - "pmkid: %08X:%08X:%08X:%08X\n", - func_str, pmkids->bssid_info[i].bssid, - cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), - cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); - } -} -#else -static void debug_print_pmkids(struct usbnet *usbdev, - struct ndis_80211_pmkid *pmkids, - const char *func_str) -{ - return; -} -#endif - -static struct ndis_80211_pmkid *get_device_pmkids(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_pmkid *pmkids; - int len, ret, max_pmkids; - - max_pmkids = priv->wdev.wiphy->max_num_pmkids; - len = struct_size(pmkids, bssid_info, max_pmkids); - - pmkids = kzalloc(len, GFP_KERNEL); - if (!pmkids) - return ERR_PTR(-ENOMEM); - - pmkids->length = cpu_to_le32(len); - pmkids->bssid_info_count = cpu_to_le32(max_pmkids); - - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_PMKID, - pmkids, &len); - if (ret < 0) { - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d)" - " -> %d\n", __func__, len, max_pmkids, ret); - - kfree(pmkids); - return ERR_PTR(ret); - } - - if (le32_to_cpu(pmkids->bssid_info_count) > max_pmkids) - pmkids->bssid_info_count = cpu_to_le32(max_pmkids); - - debug_print_pmkids(usbdev, pmkids, __func__); - - return pmkids; -} - -static int set_device_pmkids(struct usbnet *usbdev, - struct ndis_80211_pmkid *pmkids) -{ - int ret, len, num_pmkids; - - num_pmkids = le32_to_cpu(pmkids->bssid_info_count); - len = struct_size(pmkids, bssid_info, num_pmkids); - pmkids->length = cpu_to_le32(len); - - debug_print_pmkids(usbdev, pmkids, __func__); - - ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_PMKID, pmkids, - le32_to_cpu(pmkids->length)); - if (ret < 0) { - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d) -> %d" - "\n", __func__, len, num_pmkids, ret); - } - - kfree(pmkids); - return ret; -} - -static struct ndis_80211_pmkid *remove_pmkid(struct usbnet *usbdev, - struct ndis_80211_pmkid *pmkids, - struct cfg80211_pmksa *pmksa, - int max_pmkids) -{ - int i, err; - unsigned int count; - - count = le32_to_cpu(pmkids->bssid_info_count); - - if (count > max_pmkids) - count = max_pmkids; - - for (i = 0; i < count; i++) - if (ether_addr_equal(pmkids->bssid_info[i].bssid, - pmksa->bssid)) - break; - - /* pmkid not found */ - if (i == count) { - netdev_dbg(usbdev->net, "%s(): bssid not found (%pM)\n", - __func__, pmksa->bssid); - err = -ENOENT; - goto error; - } - - for (; i + 1 < count; i++) - pmkids->bssid_info[i] = pmkids->bssid_info[i + 1]; - - count--; - pmkids->length = cpu_to_le32(struct_size(pmkids, bssid_info, count)); - pmkids->bssid_info_count = cpu_to_le32(count); - - return pmkids; -error: - kfree(pmkids); - return ERR_PTR(err); -} - -static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev, - struct ndis_80211_pmkid *pmkids, - struct cfg80211_pmksa *pmksa, - int max_pmkids) -{ - struct ndis_80211_pmkid *new_pmkids; - int i, err, newlen; - unsigned int count; - - count = le32_to_cpu(pmkids->bssid_info_count); - - if (count > max_pmkids) - count = max_pmkids; - - /* update with new pmkid */ - for (i = 0; i < count; i++) { - if (!ether_addr_equal(pmkids->bssid_info[i].bssid, - pmksa->bssid)) - continue; - - memcpy(pmkids->bssid_info[i].pmkid, pmksa->pmkid, - WLAN_PMKID_LEN); - - return pmkids; - } - - /* out of space, return error */ - if (i == max_pmkids) { - netdev_dbg(usbdev->net, "%s(): out of space\n", __func__); - err = -ENOSPC; - goto error; - } - - /* add new pmkid */ - newlen = struct_size(pmkids, bssid_info, count + 1); - - new_pmkids = krealloc(pmkids, newlen, GFP_KERNEL); - if (!new_pmkids) { - err = -ENOMEM; - goto error; - } - pmkids = new_pmkids; - - pmkids->length = cpu_to_le32(newlen); - pmkids->bssid_info_count = cpu_to_le32(count + 1); - - memcpy(pmkids->bssid_info[count].bssid, pmksa->bssid, ETH_ALEN); - memcpy(pmkids->bssid_info[count].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); - - return pmkids; -error: - kfree(pmkids); - return ERR_PTR(err); -} - -/* - * cfg80211 ops - */ -static int rndis_change_virtual_intf(struct wiphy *wiphy, - struct net_device *dev, - enum nl80211_iftype type, - struct vif_params *params) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - int mode; - - switch (type) { - case NL80211_IFTYPE_ADHOC: - mode = NDIS_80211_INFRA_ADHOC; - break; - case NL80211_IFTYPE_STATION: - mode = NDIS_80211_INFRA_INFRA; - break; - default: - return -EINVAL; - } - - priv->wdev.iftype = type; - - return set_infra_mode(usbdev, mode); -} - -static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - int err; - - if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { - err = set_frag_threshold(usbdev, wiphy->frag_threshold); - if (err < 0) - return err; - } - - if (changed & WIPHY_PARAM_RTS_THRESHOLD) { - err = set_rts_threshold(usbdev, wiphy->rts_threshold); - if (err < 0) - return err; - } - - return 0; -} - -static int rndis_set_tx_power(struct wiphy *wiphy, - struct wireless_dev *wdev, - enum nl80211_tx_power_setting type, - int mbm) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - netdev_dbg(usbdev->net, "%s(): type:0x%x mbm:%i\n", - __func__, type, mbm); - - if (mbm < 0 || (mbm % 100)) - return -ENOTSUPP; - - /* Device doesn't support changing txpower after initialization, only - * turn off/on radio. Support 'auto' mode and setting same dBm that is - * currently used. - */ - if (type == NL80211_TX_POWER_AUTOMATIC || - MBM_TO_DBM(mbm) == get_bcm4320_power_dbm(priv)) { - if (!priv->radio_on) - disassociate(usbdev, true); /* turn on radio */ - - return 0; - } - - return -ENOTSUPP; -} - -static int rndis_get_tx_power(struct wiphy *wiphy, - struct wireless_dev *wdev, - int *dbm) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - *dbm = get_bcm4320_power_dbm(priv); - - netdev_dbg(usbdev->net, "%s(): dbm:%i\n", __func__, *dbm); - - return 0; -} - -#define SCAN_DELAY_JIFFIES (6 * HZ) -static int rndis_scan(struct wiphy *wiphy, - struct cfg80211_scan_request *request) -{ - struct net_device *dev = request->wdev->netdev; - struct usbnet *usbdev = netdev_priv(dev); - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - int ret; - int delay = SCAN_DELAY_JIFFIES; - - netdev_dbg(usbdev->net, "cfg80211.scan\n"); - - /* Get current bssid list from device before new scan, as new scan - * clears internal bssid list. - */ - rndis_check_bssid_list(usbdev, NULL, NULL); - - if (priv->scan_request && priv->scan_request != request) - return -EBUSY; - - priv->scan_request = request; - - ret = rndis_start_bssid_list_scan(usbdev); - if (ret == 0) { - if (priv->device_type == RNDIS_BCM4320A) - delay = HZ; - - /* Wait before retrieving scan results from device */ - queue_delayed_work(priv->workqueue, &priv->scan_work, delay); - } - - return ret; -} - -static bool rndis_bss_info_update(struct usbnet *usbdev, - struct ndis_80211_bssid_ex *bssid) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ieee80211_channel *channel; - struct cfg80211_bss *bss; - s32 signal; - u64 timestamp; - u16 capability; - u16 beacon_interval; - struct ndis_80211_fixed_ies *fixed; - int ie_len, bssid_len; - u8 *ie; - - netdev_dbg(usbdev->net, " found bssid: '%.32s' [%pM], len: %d\n", - bssid->ssid.essid, bssid->mac, le32_to_cpu(bssid->length)); - - /* parse bssid structure */ - bssid_len = le32_to_cpu(bssid->length); - - if (bssid_len < sizeof(struct ndis_80211_bssid_ex) + - sizeof(struct ndis_80211_fixed_ies)) - return false; - - fixed = (struct ndis_80211_fixed_ies *)bssid->ies; - - ie = (void *)(bssid->ies + sizeof(struct ndis_80211_fixed_ies)); - ie_len = min(bssid_len - (int)sizeof(*bssid), - (int)le32_to_cpu(bssid->ie_length)); - ie_len -= sizeof(struct ndis_80211_fixed_ies); - if (ie_len < 0) - return false; - - /* extract data for cfg80211_inform_bss */ - channel = ieee80211_get_channel(priv->wdev.wiphy, - KHZ_TO_MHZ(le32_to_cpu(bssid->config.ds_config))); - if (!channel) - return false; - - signal = level_to_qual(le32_to_cpu(bssid->rssi)); - timestamp = le64_to_cpu(*(__le64 *)fixed->timestamp); - capability = le16_to_cpu(fixed->capabilities); - beacon_interval = le16_to_cpu(fixed->beacon_interval); - - bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, - CFG80211_BSS_FTYPE_UNKNOWN, bssid->mac, - timestamp, capability, beacon_interval, - ie, ie_len, signal, GFP_KERNEL); - cfg80211_put_bss(priv->wdev.wiphy, bss); - - return (bss != NULL); -} - -static struct ndis_80211_bssid_ex *next_bssid_list_item( - struct ndis_80211_bssid_ex *bssid, - int *bssid_len, void *buf, int len) -{ - void *buf_end, *bssid_end; - - buf_end = (char *)buf + len; - bssid_end = (char *)bssid + *bssid_len; - - if ((int)(buf_end - bssid_end) < sizeof(bssid->length)) { - *bssid_len = 0; - return NULL; - } else { - bssid = (void *)((char *)bssid + *bssid_len); - *bssid_len = le32_to_cpu(bssid->length); - return bssid; - } -} - -static bool check_bssid_list_item(struct ndis_80211_bssid_ex *bssid, - int bssid_len, void *buf, int len) -{ - void *buf_end, *bssid_end; - - if (!bssid || bssid_len <= 0 || bssid_len > len) - return false; - - buf_end = (char *)buf + len; - bssid_end = (char *)bssid + bssid_len; - - return (int)(buf_end - bssid_end) >= 0 && (int)(bssid_end - buf) >= 0; -} - -static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid, - bool *matched) -{ - void *buf = NULL; - struct ndis_80211_bssid_list_ex *bssid_list; - struct ndis_80211_bssid_ex *bssid; - int ret = -EINVAL, len, count, bssid_len, real_count, new_len; - - netdev_dbg(usbdev->net, "%s()\n", __func__); - - len = CONTROL_BUFFER_SIZE; -resize_buf: - buf = kzalloc(len, GFP_KERNEL); - if (!buf) { - ret = -ENOMEM; - goto out; - } - - /* BSSID-list might have got bigger last time we checked, keep - * resizing until it won't get any bigger. - */ - new_len = len; - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_BSSID_LIST, - buf, &new_len); - if (ret != 0 || new_len < sizeof(struct ndis_80211_bssid_list_ex)) - goto out; - - if (new_len > len) { - len = new_len; - kfree(buf); - goto resize_buf; - } - - len = new_len; - - bssid_list = buf; - count = le32_to_cpu(bssid_list->num_items); - real_count = 0; - netdev_dbg(usbdev->net, "%s(): buflen: %d\n", __func__, len); - - bssid_len = 0; - bssid = next_bssid_list_item((void *)bssid_list->bssid_data, - &bssid_len, buf, len); - - /* Device returns incorrect 'num_items'. Workaround by ignoring the - * received 'num_items' and walking through full bssid buffer instead. - */ - while (check_bssid_list_item(bssid, bssid_len, buf, len)) { - if (rndis_bss_info_update(usbdev, bssid) && match_bssid && - matched) { - if (ether_addr_equal(bssid->mac, match_bssid)) - *matched = true; - } - - real_count++; - bssid = next_bssid_list_item(bssid, &bssid_len, buf, len); - } - - netdev_dbg(usbdev->net, "%s(): num_items from device: %d, really found:" - " %d\n", __func__, count, real_count); - -out: - kfree(buf); - return ret; -} - -static void rndis_get_scan_results(struct work_struct *work) -{ - struct rndis_wlan_private *priv = - container_of(work, struct rndis_wlan_private, scan_work.work); - struct usbnet *usbdev = priv->usbdev; - struct cfg80211_scan_info info = {}; - int ret; - - netdev_dbg(usbdev->net, "get_scan_results\n"); - - if (!priv->scan_request) - return; - - ret = rndis_check_bssid_list(usbdev, NULL, NULL); - - info.aborted = ret < 0; - cfg80211_scan_done(priv->scan_request, &info); - - priv->scan_request = NULL; -} - -static int rndis_connect(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_connect_params *sme) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct ieee80211_channel *channel = sme->channel; - struct ndis_80211_ssid ssid; - int pairwise = RNDIS_WLAN_ALG_NONE; - int groupwise = RNDIS_WLAN_ALG_NONE; - int keymgmt = RNDIS_WLAN_KEY_MGMT_NONE; - int length, i, ret, chan = -1; - - if (channel) - chan = ieee80211_frequency_to_channel(channel->center_freq); - - groupwise = rndis_cipher_to_alg(sme->crypto.cipher_group); - for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++) - pairwise |= - rndis_cipher_to_alg(sme->crypto.ciphers_pairwise[i]); - - if (sme->crypto.n_ciphers_pairwise > 0 && - pairwise == RNDIS_WLAN_ALG_NONE) { - netdev_err(usbdev->net, "Unsupported pairwise cipher\n"); - return -ENOTSUPP; - } - - for (i = 0; i < sme->crypto.n_akm_suites; i++) - keymgmt |= - rndis_akm_suite_to_key_mgmt(sme->crypto.akm_suites[i]); - - if (sme->crypto.n_akm_suites > 0 && - keymgmt == RNDIS_WLAN_KEY_MGMT_NONE) { - netdev_err(usbdev->net, "Invalid keymgmt\n"); - return -ENOTSUPP; - } - - netdev_dbg(usbdev->net, "cfg80211.connect('%.32s':[%pM]:%d:[%d,0x%x:0x%x]:[0x%x:0x%x]:0x%x)\n", - sme->ssid, sme->bssid, chan, - sme->privacy, sme->crypto.wpa_versions, sme->auth_type, - groupwise, pairwise, keymgmt); - - if (is_associated(usbdev)) - disassociate(usbdev, false); - - ret = set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: set_infra_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - ret = set_auth_mode(usbdev, sme->crypto.wpa_versions, sme->auth_type, - keymgmt); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: set_auth_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - set_priv_filter(usbdev); - - ret = set_encr_mode(usbdev, pairwise, groupwise); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: set_encr_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - if (channel) { - ret = set_channel(usbdev, chan); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: set_channel failed, %d\n", - ret); - goto err_turn_radio_on; - } - } - - if (sme->key && ((groupwise | pairwise) & RNDIS_WLAN_ALG_WEP)) { - priv->encr_tx_key_index = sme->key_idx; - ret = add_wep_key(usbdev, sme->key, sme->key_len, sme->key_idx); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: add_wep_key failed, %d (%d, %d)\n", - ret, sme->key_len, sme->key_idx); - goto err_turn_radio_on; - } - } - - if (sme->bssid && !is_zero_ether_addr(sme->bssid) && - !is_broadcast_ether_addr(sme->bssid)) { - ret = set_bssid(usbdev, sme->bssid); - if (ret < 0) { - netdev_dbg(usbdev->net, "connect: set_bssid failed, %d\n", - ret); - goto err_turn_radio_on; - } - } else - clear_bssid(usbdev); - - length = sme->ssid_len; - if (length > NDIS_802_11_LENGTH_SSID) - length = NDIS_802_11_LENGTH_SSID; - - memset(&ssid, 0, sizeof(ssid)); - ssid.length = cpu_to_le32(length); - memcpy(ssid.essid, sme->ssid, length); - - /* Pause and purge rx queue, so we don't pass packets before - * 'media connect'-indication. - */ - usbnet_pause_rx(usbdev); - usbnet_purge_paused_rxq(usbdev); - - ret = set_essid(usbdev, &ssid); - if (ret < 0) - netdev_dbg(usbdev->net, "connect: set_essid failed, %d\n", ret); - return ret; - -err_turn_radio_on: - disassociate(usbdev, true); - - return ret; -} - -static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev, - u16 reason_code) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - netdev_dbg(usbdev->net, "cfg80211.disconnect(%d)\n", reason_code); - - priv->connected = false; - eth_zero_addr(priv->bssid); - - return deauthenticate(usbdev); -} - -static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_ibss_params *params) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct ieee80211_channel *channel = params->chandef.chan; - struct ndis_80211_ssid ssid; - enum nl80211_auth_type auth_type; - int ret, alg, length, chan = -1; - - if (channel) - chan = ieee80211_frequency_to_channel(channel->center_freq); - - /* TODO: How to handle ad-hoc encryption? - * connect() has *key, join_ibss() doesn't. RNDIS requires key to be - * pre-shared for encryption (open/shared/wpa), is key set before - * join_ibss? Which auth_type to use (not in params)? What about WPA? - */ - if (params->privacy) { - auth_type = NL80211_AUTHTYPE_SHARED_KEY; - alg = RNDIS_WLAN_ALG_WEP; - } else { - auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; - alg = RNDIS_WLAN_ALG_NONE; - } - - netdev_dbg(usbdev->net, "cfg80211.join_ibss('%.32s':[%pM]:%d:%d)\n", - params->ssid, params->bssid, chan, params->privacy); - - if (is_associated(usbdev)) - disassociate(usbdev, false); - - ret = set_infra_mode(usbdev, NDIS_80211_INFRA_ADHOC); - if (ret < 0) { - netdev_dbg(usbdev->net, "join_ibss: set_infra_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - ret = set_auth_mode(usbdev, 0, auth_type, RNDIS_WLAN_KEY_MGMT_NONE); - if (ret < 0) { - netdev_dbg(usbdev->net, "join_ibss: set_auth_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - set_priv_filter(usbdev); - - ret = set_encr_mode(usbdev, alg, RNDIS_WLAN_ALG_NONE); - if (ret < 0) { - netdev_dbg(usbdev->net, "join_ibss: set_encr_mode failed, %d\n", - ret); - goto err_turn_radio_on; - } - - if (channel) { - ret = set_channel(usbdev, chan); - if (ret < 0) { - netdev_dbg(usbdev->net, "join_ibss: set_channel failed, %d\n", - ret); - goto err_turn_radio_on; - } - } - - if (params->bssid && !is_zero_ether_addr(params->bssid) && - !is_broadcast_ether_addr(params->bssid)) { - ret = set_bssid(usbdev, params->bssid); - if (ret < 0) { - netdev_dbg(usbdev->net, "join_ibss: set_bssid failed, %d\n", - ret); - goto err_turn_radio_on; - } - } else - clear_bssid(usbdev); - - length = params->ssid_len; - if (length > NDIS_802_11_LENGTH_SSID) - length = NDIS_802_11_LENGTH_SSID; - - memset(&ssid, 0, sizeof(ssid)); - ssid.length = cpu_to_le32(length); - memcpy(ssid.essid, params->ssid, length); - - /* Don't need to pause rx queue for ad-hoc. */ - usbnet_purge_paused_rxq(usbdev); - usbnet_resume_rx(usbdev); - - ret = set_essid(usbdev, &ssid); - if (ret < 0) - netdev_dbg(usbdev->net, "join_ibss: set_essid failed, %d\n", - ret); - return ret; - -err_turn_radio_on: - disassociate(usbdev, true); - - return ret; -} - -static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - netdev_dbg(usbdev->net, "cfg80211.leave_ibss()\n"); - - priv->connected = false; - eth_zero_addr(priv->bssid); - - return deauthenticate(usbdev); -} - -static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool pairwise, - const u8 *mac_addr, struct key_params *params) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - __le32 flags; - - netdev_dbg(usbdev->net, "%s(%i, %pM, %08x)\n", - __func__, key_index, mac_addr, params->cipher); - - switch (params->cipher) { - case WLAN_CIPHER_SUITE_WEP40: - case WLAN_CIPHER_SUITE_WEP104: - return add_wep_key(usbdev, params->key, params->key_len, - key_index); - case WLAN_CIPHER_SUITE_TKIP: - case WLAN_CIPHER_SUITE_CCMP: - flags = 0; - - if (params->seq && params->seq_len > 0) - flags |= NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ; - if (mac_addr) - flags |= NDIS_80211_ADDKEY_PAIRWISE_KEY | - NDIS_80211_ADDKEY_TRANSMIT_KEY; - - return add_wpa_key(usbdev, params->key, params->key_len, - key_index, mac_addr, params->seq, - params->seq_len, params->cipher, flags); - default: - netdev_dbg(usbdev->net, "%s(): unsupported cipher %08x\n", - __func__, params->cipher); - return -ENOTSUPP; - } -} - -static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool pairwise, - const u8 *mac_addr) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - netdev_dbg(usbdev->net, "%s(%i, %pM)\n", __func__, key_index, mac_addr); - - return remove_key(usbdev, key_index, mac_addr); -} - -static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev, - int link_id, u8 key_index, bool unicast, - bool multicast) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct rndis_wlan_encr_key key; - - netdev_dbg(usbdev->net, "%s(%i)\n", __func__, key_index); - - if (key_index >= RNDIS_WLAN_NUM_KEYS) - return -ENOENT; - - priv->encr_tx_key_index = key_index; - - if (is_wpa_key(priv, key_index)) - return 0; - - key = priv->encr_keys[key_index]; - - return add_wep_key(usbdev, key.material, key.len, key_index); -} - -static void rndis_fill_station_info(struct usbnet *usbdev, - struct station_info *sinfo) -{ - __le32 linkspeed, rssi; - int ret, len; - - memset(sinfo, 0, sizeof(*sinfo)); - - len = sizeof(linkspeed); - ret = rndis_query_oid(usbdev, RNDIS_OID_GEN_LINK_SPEED, &linkspeed, &len); - if (ret == 0) { - sinfo->txrate.legacy = le32_to_cpu(linkspeed) / 1000; - sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); - } - - len = sizeof(rssi); - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI, - &rssi, &len); - if (ret == 0) { - sinfo->signal = level_to_qual(le32_to_cpu(rssi)); - sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); - } -} - -static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev, - const u8 *mac, struct station_info *sinfo) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - if (!ether_addr_equal(priv->bssid, mac)) - return -ENOENT; - - rndis_fill_station_info(usbdev, sinfo); - - return 0; -} - -static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev, - int idx, u8 *mac, struct station_info *sinfo) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - - if (idx != 0) - return -ENOENT; - - memcpy(mac, priv->bssid, ETH_ALEN); - - rndis_fill_station_info(usbdev, sinfo); - - return 0; -} - -static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_pmksa *pmksa) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct ndis_80211_pmkid *pmkids; - u32 *tmp = (u32 *)pmksa->pmkid; - - netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__, - pmksa->bssid, - cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), - cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); - - pmkids = get_device_pmkids(usbdev); - if (IS_ERR(pmkids)) { - /* couldn't read PMKID cache from device */ - return PTR_ERR(pmkids); - } - - pmkids = update_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids); - if (IS_ERR(pmkids)) { - /* not found, list full, etc */ - return PTR_ERR(pmkids); - } - - return set_device_pmkids(usbdev, pmkids); -} - -static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_pmksa *pmksa) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct ndis_80211_pmkid *pmkids; - u32 *tmp = (u32 *)pmksa->pmkid; - - netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__, - pmksa->bssid, - cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), - cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); - - pmkids = get_device_pmkids(usbdev); - if (IS_ERR(pmkids)) { - /* Couldn't read PMKID cache from device */ - return PTR_ERR(pmkids); - } - - pmkids = remove_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids); - if (IS_ERR(pmkids)) { - /* not found, etc */ - return PTR_ERR(pmkids); - } - - return set_device_pmkids(usbdev, pmkids); -} - -static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - struct ndis_80211_pmkid pmkid; - - netdev_dbg(usbdev->net, "%s()\n", __func__); - - memset(&pmkid, 0, sizeof(pmkid)); - - pmkid.length = cpu_to_le32(sizeof(pmkid)); - pmkid.bssid_info_count = cpu_to_le32(0); - - return rndis_set_oid(usbdev, RNDIS_OID_802_11_PMKID, - &pmkid, sizeof(pmkid)); -} - -static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, - bool enabled, int timeout) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - struct usbnet *usbdev = priv->usbdev; - int power_mode; - __le32 mode; - int ret; - - if (priv->device_type != RNDIS_BCM4320B) - return -ENOTSUPP; - - netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__, - enabled ? "enabled" : "disabled", - timeout); - - if (enabled) - power_mode = NDIS_80211_POWER_MODE_FAST_PSP; - else - power_mode = NDIS_80211_POWER_MODE_CAM; - - if (power_mode == priv->power_mode) - return 0; - - priv->power_mode = power_mode; - - mode = cpu_to_le32(power_mode); - ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_POWER_MODE, - &mode, sizeof(mode)); - - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_POWER_MODE -> %d\n", - __func__, ret); - - return ret; -} - -static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, - struct net_device *dev, - s32 rssi_thold, u32 rssi_hyst) -{ - struct rndis_wlan_private *priv = wiphy_priv(wiphy); - - priv->cqm_rssi_thold = rssi_thold; - priv->cqm_rssi_hyst = rssi_hyst; - priv->last_cqm_event_rssi = 0; - - return 0; -} - -static void rndis_wlan_craft_connected_bss(struct usbnet *usbdev, u8 *bssid, - struct ndis_80211_assoc_info *info) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ieee80211_channel *channel; - struct ndis_80211_ssid ssid; - struct cfg80211_bss *bss; - s32 signal; - u64 timestamp; - u16 capability; - u32 beacon_period = 0; - __le32 rssi; - u8 ie_buf[34]; - int len, ret, ie_len; - - /* Get signal quality, in case of error use rssi=0 and ignore error. */ - len = sizeof(rssi); - rssi = 0; - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI, - &rssi, &len); - signal = level_to_qual(le32_to_cpu(rssi)); - - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_RSSI -> %d, " - "rssi:%d, qual: %d\n", __func__, ret, le32_to_cpu(rssi), - level_to_qual(le32_to_cpu(rssi))); - - /* Get AP capabilities */ - if (info) { - capability = le16_to_cpu(info->resp_ie.capa); - } else { - /* Set atleast ESS/IBSS capability */ - capability = (priv->infra_mode == NDIS_80211_INFRA_INFRA) ? - WLAN_CAPABILITY_ESS : WLAN_CAPABILITY_IBSS; - } - - /* Get channel and beacon interval */ - channel = get_current_channel(usbdev, &beacon_period); - if (!channel) { - netdev_warn(usbdev->net, "%s(): could not get channel.\n", - __func__); - return; - } - - /* Get SSID, in case of error, use zero length SSID and ignore error. */ - len = sizeof(ssid); - memset(&ssid, 0, sizeof(ssid)); - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_SSID, - &ssid, &len); - netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_SSID -> %d, len: %d, ssid: " - "'%.32s'\n", __func__, ret, - le32_to_cpu(ssid.length), ssid.essid); - - if (le32_to_cpu(ssid.length) > 32) - ssid.length = cpu_to_le32(32); - - ie_buf[0] = WLAN_EID_SSID; - ie_buf[1] = le32_to_cpu(ssid.length); - memcpy(&ie_buf[2], ssid.essid, le32_to_cpu(ssid.length)); - - ie_len = le32_to_cpu(ssid.length) + 2; - - /* no tsf */ - timestamp = 0; - - netdev_dbg(usbdev->net, "%s(): channel:%d(freq), bssid:[%pM], tsf:%d, " - "capa:%x, beacon int:%d, resp_ie(len:%d, essid:'%.32s'), " - "signal:%d\n", __func__, (channel ? channel->center_freq : -1), - bssid, (u32)timestamp, capability, beacon_period, ie_len, - ssid.essid, signal); - - bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, - CFG80211_BSS_FTYPE_UNKNOWN, bssid, - timestamp, capability, beacon_period, - ie_buf, ie_len, signal, GFP_KERNEL); - cfg80211_put_bss(priv->wdev.wiphy, bss); -} - -/* - * workers, indication handlers, device poller - */ -static void rndis_wlan_do_link_up_work(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct ndis_80211_assoc_info *info = NULL; - u8 bssid[ETH_ALEN]; - unsigned int resp_ie_len, req_ie_len; - unsigned int offset; - u8 *req_ie, *resp_ie; - int ret; - bool roamed = false; - bool match_bss; - - if (priv->infra_mode == NDIS_80211_INFRA_INFRA && priv->connected) { - /* received media connect indication while connected, either - * device reassociated with same AP or roamed to new. */ - roamed = true; - } - - req_ie_len = 0; - resp_ie_len = 0; - req_ie = NULL; - resp_ie = NULL; - - if (priv->infra_mode == NDIS_80211_INFRA_INFRA) { - info = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL); - if (!info) { - /* No memory? Try resume work later */ - set_bit(WORK_LINK_UP, &priv->work_pending); - queue_work(priv->workqueue, &priv->work); - return; - } - - /* Get association info IEs from device. */ - ret = get_association_info(usbdev, info, CONTROL_BUFFER_SIZE); - if (!ret) { - req_ie_len = le32_to_cpu(info->req_ie_length); - if (req_ie_len > CONTROL_BUFFER_SIZE) - req_ie_len = CONTROL_BUFFER_SIZE; - if (req_ie_len != 0) { - offset = le32_to_cpu(info->offset_req_ies); - - if (offset > CONTROL_BUFFER_SIZE) - offset = CONTROL_BUFFER_SIZE; - - req_ie = (u8 *)info + offset; - - if (offset + req_ie_len > CONTROL_BUFFER_SIZE) - req_ie_len = - CONTROL_BUFFER_SIZE - offset; - } - - resp_ie_len = le32_to_cpu(info->resp_ie_length); - if (resp_ie_len > CONTROL_BUFFER_SIZE) - resp_ie_len = CONTROL_BUFFER_SIZE; - if (resp_ie_len != 0) { - offset = le32_to_cpu(info->offset_resp_ies); - - if (offset > CONTROL_BUFFER_SIZE) - offset = CONTROL_BUFFER_SIZE; - - resp_ie = (u8 *)info + offset; - - if (offset + resp_ie_len > CONTROL_BUFFER_SIZE) - resp_ie_len = - CONTROL_BUFFER_SIZE - offset; - } - } else { - /* Since rndis_wlan_craft_connected_bss() might use info - * later and expects info to contain valid data if - * non-null, free info and set NULL here. - */ - kfree(info); - info = NULL; - } - } else if (WARN_ON(priv->infra_mode != NDIS_80211_INFRA_ADHOC)) - return; - - ret = get_bssid(usbdev, bssid); - if (ret < 0) - memset(bssid, 0, sizeof(bssid)); - - netdev_dbg(usbdev->net, "link up work: [%pM]%s\n", - bssid, roamed ? " roamed" : ""); - - /* Internal bss list in device should contain at least the currently - * connected bss and we can get it to cfg80211 with - * rndis_check_bssid_list(). - * - * NDIS spec says: "If the device is associated, but the associated - * BSSID is not in its BSSID scan list, then the driver must add an - * entry for the BSSID at the end of the data that it returns in - * response to query of RNDIS_OID_802_11_BSSID_LIST." - * - * NOTE: Seems to be true for BCM4320b variant, but not BCM4320a. - */ - match_bss = false; - rndis_check_bssid_list(usbdev, bssid, &match_bss); - - if (!is_zero_ether_addr(bssid) && !match_bss) { - /* Couldn't get bss from device, we need to manually craft bss - * for cfg80211. - */ - rndis_wlan_craft_connected_bss(usbdev, bssid, info); - } - - if (priv->infra_mode == NDIS_80211_INFRA_INFRA) { - if (!roamed) { - cfg80211_connect_result(usbdev->net, bssid, req_ie, - req_ie_len, resp_ie, - resp_ie_len, 0, GFP_KERNEL); - } else { - struct cfg80211_roam_info roam_info = { - .links[0].channel = - get_current_channel(usbdev, NULL), - .links[0].bssid = bssid, - .req_ie = req_ie, - .req_ie_len = req_ie_len, - .resp_ie = resp_ie, - .resp_ie_len = resp_ie_len, - }; - - cfg80211_roamed(usbdev->net, &roam_info, GFP_KERNEL); - } - } else if (priv->infra_mode == NDIS_80211_INFRA_ADHOC) - cfg80211_ibss_joined(usbdev->net, bssid, - get_current_channel(usbdev, NULL), - GFP_KERNEL); - - kfree(info); - - priv->connected = true; - memcpy(priv->bssid, bssid, ETH_ALEN); - - usbnet_resume_rx(usbdev); - netif_carrier_on(usbdev->net); -} - -static void rndis_wlan_do_link_down_work(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - - if (priv->connected) { - priv->connected = false; - eth_zero_addr(priv->bssid); - - deauthenticate(usbdev); - - cfg80211_disconnected(usbdev->net, 0, NULL, 0, true, GFP_KERNEL); - } - - netif_carrier_off(usbdev->net); -} - -static void rndis_wlan_worker(struct work_struct *work) -{ - struct rndis_wlan_private *priv = - container_of(work, struct rndis_wlan_private, work); - struct usbnet *usbdev = priv->usbdev; - - if (test_and_clear_bit(WORK_LINK_UP, &priv->work_pending)) - rndis_wlan_do_link_up_work(usbdev); - - if (test_and_clear_bit(WORK_LINK_DOWN, &priv->work_pending)) - rndis_wlan_do_link_down_work(usbdev); - - if (test_and_clear_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending)) - set_multicast_list(usbdev); -} - -static void rndis_wlan_set_multicast_list(struct net_device *dev) -{ - struct usbnet *usbdev = netdev_priv(dev); - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - - if (test_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending)) - return; - - set_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending); - queue_work(priv->workqueue, &priv->work); -} - -static void rndis_wlan_auth_indication(struct usbnet *usbdev, - struct ndis_80211_status_indication *indication, - int len) -{ - u8 *buf; - const char *type; - int flags, buflen, key_id; - bool pairwise_error, group_error; - struct ndis_80211_auth_request *auth_req; - enum nl80211_key_type key_type; - - /* must have at least one array entry */ - if (len < offsetof(struct ndis_80211_status_indication, u) + - sizeof(struct ndis_80211_auth_request)) { - netdev_info(usbdev->net, "authentication indication: too short message (%i)\n", - len); - return; - } - - buf = (void *)&indication->u.auth_request[0]; - buflen = len - offsetof(struct ndis_80211_status_indication, u); - - while (buflen >= sizeof(*auth_req)) { - auth_req = (void *)buf; - if (buflen < le32_to_cpu(auth_req->length)) - return; - type = "unknown"; - flags = le32_to_cpu(auth_req->flags); - pairwise_error = false; - group_error = false; - - if (flags & 0x1) - type = "reauth request"; - if (flags & 0x2) - type = "key update request"; - if (flags & 0x6) { - pairwise_error = true; - type = "pairwise_error"; - } - if (flags & 0xe) { - group_error = true; - type = "group_error"; - } - - netdev_info(usbdev->net, "authentication indication: %s (0x%08x)\n", - type, le32_to_cpu(auth_req->flags)); - - if (pairwise_error) { - key_type = NL80211_KEYTYPE_PAIRWISE; - key_id = -1; - - cfg80211_michael_mic_failure(usbdev->net, - auth_req->bssid, - key_type, key_id, NULL, - GFP_KERNEL); - } - - if (group_error) { - key_type = NL80211_KEYTYPE_GROUP; - key_id = -1; - - cfg80211_michael_mic_failure(usbdev->net, - auth_req->bssid, - key_type, key_id, NULL, - GFP_KERNEL); - } - - buflen -= le32_to_cpu(auth_req->length); - buf += le32_to_cpu(auth_req->length); - } -} - -static void rndis_wlan_pmkid_cand_list_indication(struct usbnet *usbdev, - struct ndis_80211_status_indication *indication, - int len) -{ - struct ndis_80211_pmkid_cand_list *cand_list; - int list_len, expected_len, i; - - if (len < offsetof(struct ndis_80211_status_indication, u) + - sizeof(struct ndis_80211_pmkid_cand_list)) { - netdev_info(usbdev->net, "pmkid candidate list indication: too short message (%i)\n", - len); - return; - } - - list_len = le32_to_cpu(indication->u.cand_list.num_candidates) * - sizeof(struct ndis_80211_pmkid_candidate); - expected_len = sizeof(struct ndis_80211_pmkid_cand_list) + list_len + - offsetof(struct ndis_80211_status_indication, u); - - if (len < expected_len) { - netdev_info(usbdev->net, "pmkid candidate list indication: list larger than buffer (%i < %i)\n", - len, expected_len); - return; - } - - cand_list = &indication->u.cand_list; - - netdev_info(usbdev->net, "pmkid candidate list indication: version %i, candidates %i\n", - le32_to_cpu(cand_list->version), - le32_to_cpu(cand_list->num_candidates)); - - if (le32_to_cpu(cand_list->version) != 1) - return; - - for (i = 0; i < le32_to_cpu(cand_list->num_candidates); i++) { - struct ndis_80211_pmkid_candidate *cand = - &cand_list->candidate_list[i]; - bool preauth = !!(cand->flags & NDIS_80211_PMKID_CAND_PREAUTH); - - netdev_dbg(usbdev->net, "cand[%i]: flags: 0x%08x, preauth: %d, bssid: %pM\n", - i, le32_to_cpu(cand->flags), preauth, cand->bssid); - - cfg80211_pmksa_candidate_notify(usbdev->net, i, cand->bssid, - preauth, GFP_ATOMIC); - } -} - -static void rndis_wlan_media_specific_indication(struct usbnet *usbdev, - struct rndis_indicate *msg, int buflen) -{ - struct ndis_80211_status_indication *indication; - unsigned int len, offset; - - offset = offsetof(struct rndis_indicate, status) + - le32_to_cpu(msg->offset); - len = le32_to_cpu(msg->length); - - if (len < 8) { - netdev_info(usbdev->net, "media specific indication, ignore too short message (%i < 8)\n", - len); - return; - } - - if (len > buflen || offset > buflen || offset + len > buflen) { - netdev_info(usbdev->net, "media specific indication, too large to fit to buffer (%i > %i)\n", - offset + len, buflen); - return; - } - - indication = (void *)((u8 *)msg + offset); - - switch (le32_to_cpu(indication->status_type)) { - case NDIS_80211_STATUSTYPE_RADIOSTATE: - netdev_info(usbdev->net, "radio state indication: %i\n", - le32_to_cpu(indication->u.radio_status)); - return; - - case NDIS_80211_STATUSTYPE_MEDIASTREAMMODE: - netdev_info(usbdev->net, "media stream mode indication: %i\n", - le32_to_cpu(indication->u.media_stream_mode)); - return; - - case NDIS_80211_STATUSTYPE_AUTHENTICATION: - rndis_wlan_auth_indication(usbdev, indication, len); - return; - - case NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST: - rndis_wlan_pmkid_cand_list_indication(usbdev, indication, len); - return; - - default: - netdev_info(usbdev->net, "media specific indication: unknown status type 0x%08x\n", - le32_to_cpu(indication->status_type)); - } -} - -static void rndis_wlan_indication(struct usbnet *usbdev, void *ind, int buflen) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - struct rndis_indicate *msg = ind; - - switch (le32_to_cpu(msg->status)) { - case RNDIS_STATUS_MEDIA_CONNECT: - if (priv->current_command_oid == RNDIS_OID_802_11_ADD_KEY) { - /* RNDIS_OID_802_11_ADD_KEY causes sometimes extra - * "media connect" indications which confuses driver - * and userspace to think that device is - * roaming/reassociating when it isn't. - */ - netdev_dbg(usbdev->net, "ignored RNDIS_OID_802_11_ADD_KEY triggered 'media connect'\n"); - return; - } - - usbnet_pause_rx(usbdev); - - netdev_info(usbdev->net, "media connect\n"); - - /* queue work to avoid recursive calls into rndis_command */ - set_bit(WORK_LINK_UP, &priv->work_pending); - queue_work(priv->workqueue, &priv->work); - break; - - case RNDIS_STATUS_MEDIA_DISCONNECT: - netdev_info(usbdev->net, "media disconnect\n"); - - /* queue work to avoid recursive calls into rndis_command */ - set_bit(WORK_LINK_DOWN, &priv->work_pending); - queue_work(priv->workqueue, &priv->work); - break; - - case RNDIS_STATUS_MEDIA_SPECIFIC_INDICATION: - rndis_wlan_media_specific_indication(usbdev, msg, buflen); - break; - - default: - netdev_info(usbdev->net, "indication: 0x%08x\n", - le32_to_cpu(msg->status)); - break; - } -} - -static int rndis_wlan_get_caps(struct usbnet *usbdev, struct wiphy *wiphy) -{ - struct { - __le32 num_items; - __le32 items[8]; - } networks_supported; - struct ndis_80211_capability caps; - int len, retval, i, n; - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - - /* determine supported modes */ - len = sizeof(networks_supported); - retval = rndis_query_oid(usbdev, - RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED, - &networks_supported, &len); - if (!retval) { - n = le32_to_cpu(networks_supported.num_items); - if (n > 8) - n = 8; - for (i = 0; i < n; i++) { - switch (le32_to_cpu(networks_supported.items[i])) { - case NDIS_80211_TYPE_FREQ_HOP: - case NDIS_80211_TYPE_DIRECT_SEQ: - priv->caps |= CAP_MODE_80211B; - break; - case NDIS_80211_TYPE_OFDM_A: - priv->caps |= CAP_MODE_80211A; - break; - case NDIS_80211_TYPE_OFDM_G: - priv->caps |= CAP_MODE_80211G; - break; - } - } - } - - /* get device 802.11 capabilities, number of PMKIDs */ - len = sizeof(caps); - retval = rndis_query_oid(usbdev, - RNDIS_OID_802_11_CAPABILITY, - &caps, &len); - if (!retval) { - netdev_dbg(usbdev->net, "RNDIS_OID_802_11_CAPABILITY -> len %d, " - "ver %d, pmkids %d, auth-encr-pairs %d\n", - le32_to_cpu(caps.length), - le32_to_cpu(caps.version), - le32_to_cpu(caps.num_pmkids), - le32_to_cpu(caps.num_auth_encr_pair)); - wiphy->max_num_pmkids = le32_to_cpu(caps.num_pmkids); - } else - wiphy->max_num_pmkids = 0; - - return retval; -} - -static void rndis_do_cqm(struct usbnet *usbdev, s32 rssi) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - enum nl80211_cqm_rssi_threshold_event event; - int thold, hyst, last_event; - - if (priv->cqm_rssi_thold >= 0 || rssi >= 0) - return; - if (priv->infra_mode != NDIS_80211_INFRA_INFRA) - return; - - last_event = priv->last_cqm_event_rssi; - thold = priv->cqm_rssi_thold; - hyst = priv->cqm_rssi_hyst; - - if (rssi < thold && (last_event == 0 || rssi < last_event - hyst)) - event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW; - else if (rssi > thold && (last_event == 0 || rssi > last_event + hyst)) - event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH; - else - return; - - priv->last_cqm_event_rssi = rssi; - cfg80211_cqm_rssi_notify(usbdev->net, event, rssi, GFP_KERNEL); -} - -#define DEVICE_POLLER_JIFFIES (HZ) -static void rndis_device_poller(struct work_struct *work) -{ - struct rndis_wlan_private *priv = - container_of(work, struct rndis_wlan_private, - dev_poller_work.work); - struct usbnet *usbdev = priv->usbdev; - __le32 rssi, tmp; - int len, ret, j; - int update_jiffies = DEVICE_POLLER_JIFFIES; - void *buf; - - /* Only check/do workaround when connected. Calling is_associated() - * also polls device with rndis_command() and catches for media link - * indications. - */ - if (!is_associated(usbdev)) { - /* Workaround bad scanning in BCM4320a devices with active - * background scanning when not associated. - */ - if (priv->device_type == RNDIS_BCM4320A && priv->radio_on && - !priv->scan_request) { - /* Get previous scan results */ - rndis_check_bssid_list(usbdev, NULL, NULL); - - /* Initiate new scan */ - rndis_start_bssid_list_scan(usbdev); - } - - goto end; - } - - len = sizeof(rssi); - ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI, - &rssi, &len); - if (ret == 0) { - priv->last_qual = level_to_qual(le32_to_cpu(rssi)); - rndis_do_cqm(usbdev, le32_to_cpu(rssi)); - } - - netdev_dbg(usbdev->net, "dev-poller: RNDIS_OID_802_11_RSSI -> %d, rssi:%d, qual: %d\n", - ret, le32_to_cpu(rssi), level_to_qual(le32_to_cpu(rssi))); - - /* Workaround transfer stalls on poor quality links. - * TODO: find right way to fix these stalls (as stalls do not happen - * with ndiswrapper/windows driver). */ - if (priv->param_workaround_interval > 0 && priv->last_qual <= 25) { - /* Decrease stats worker interval to catch stalls. - * faster. Faster than 400-500ms causes packet loss, - * Slower doesn't catch stalls fast enough. - */ - j = msecs_to_jiffies(priv->param_workaround_interval); - if (j > DEVICE_POLLER_JIFFIES) - j = DEVICE_POLLER_JIFFIES; - else if (j <= 0) - j = 1; - update_jiffies = j; - - /* Send scan OID. Use of both OIDs is required to get device - * working. - */ - tmp = cpu_to_le32(1); - rndis_set_oid(usbdev, - RNDIS_OID_802_11_BSSID_LIST_SCAN, - &tmp, sizeof(tmp)); - - len = CONTROL_BUFFER_SIZE; - buf = kmalloc(len, GFP_KERNEL); - if (!buf) - goto end; - - rndis_query_oid(usbdev, - RNDIS_OID_802_11_BSSID_LIST, - buf, &len); - kfree(buf); - } - -end: - if (update_jiffies >= HZ) - update_jiffies = round_jiffies_relative(update_jiffies); - else { - j = round_jiffies_relative(update_jiffies); - if (abs(j - update_jiffies) <= 10) - update_jiffies = j; - } - - queue_delayed_work(priv->workqueue, &priv->dev_poller_work, - update_jiffies); -} - -/* - * driver/device initialization - */ -static void rndis_copy_module_params(struct usbnet *usbdev, int device_type) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - - priv->device_type = device_type; - - priv->param_country[0] = modparam_country[0]; - priv->param_country[1] = modparam_country[1]; - priv->param_country[2] = 0; - priv->param_frameburst = modparam_frameburst; - priv->param_afterburner = modparam_afterburner; - priv->param_power_save = modparam_power_save; - priv->param_power_output = modparam_power_output; - priv->param_roamtrigger = modparam_roamtrigger; - priv->param_roamdelta = modparam_roamdelta; - - priv->param_country[0] = toupper(priv->param_country[0]); - priv->param_country[1] = toupper(priv->param_country[1]); - /* doesn't support EU as country code, use FI instead */ - if (!strcmp(priv->param_country, "EU")) - strcpy(priv->param_country, "FI"); - - if (priv->param_power_save < 0) - priv->param_power_save = 0; - else if (priv->param_power_save > 2) - priv->param_power_save = 2; - - if (priv->param_power_output < 0) - priv->param_power_output = 0; - else if (priv->param_power_output > 3) - priv->param_power_output = 3; - - if (priv->param_roamtrigger < -80) - priv->param_roamtrigger = -80; - else if (priv->param_roamtrigger > -60) - priv->param_roamtrigger = -60; - - if (priv->param_roamdelta < 0) - priv->param_roamdelta = 0; - else if (priv->param_roamdelta > 2) - priv->param_roamdelta = 2; - - if (modparam_workaround_interval < 0) - priv->param_workaround_interval = 500; - else - priv->param_workaround_interval = modparam_workaround_interval; -} - -static int unknown_early_init(struct usbnet *usbdev) -{ - /* copy module parameters for unknown so that iwconfig reports txpower - * and workaround parameter is copied to private structure correctly. - */ - rndis_copy_module_params(usbdev, RNDIS_UNKNOWN); - - /* This is unknown device, so do not try set configuration parameters. - */ - - return 0; -} - -static int bcm4320a_early_init(struct usbnet *usbdev) -{ - /* copy module parameters for bcm4320a so that iwconfig reports txpower - * and workaround parameter is copied to private structure correctly. - */ - rndis_copy_module_params(usbdev, RNDIS_BCM4320A); - - /* bcm4320a doesn't handle configuration parameters well. Try - * set any and you get partially zeroed mac and broken device. - */ - - return 0; -} - -static int bcm4320b_early_init(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - char buf[8]; - - rndis_copy_module_params(usbdev, RNDIS_BCM4320B); - - /* Early initialization settings, setting these won't have effect - * if called after generic_rndis_bind(). - */ - - rndis_set_config_parameter_str(usbdev, "Country", priv->param_country); - rndis_set_config_parameter_str(usbdev, "FrameBursting", - priv->param_frameburst ? "1" : "0"); - rndis_set_config_parameter_str(usbdev, "Afterburner", - priv->param_afterburner ? "1" : "0"); - sprintf(buf, "%d", priv->param_power_save); - rndis_set_config_parameter_str(usbdev, "PowerSaveMode", buf); - sprintf(buf, "%d", priv->param_power_output); - rndis_set_config_parameter_str(usbdev, "PwrOut", buf); - sprintf(buf, "%d", priv->param_roamtrigger); - rndis_set_config_parameter_str(usbdev, "RoamTrigger", buf); - sprintf(buf, "%d", priv->param_roamdelta); - rndis_set_config_parameter_str(usbdev, "RoamDelta", buf); - - return 0; -} - -/* same as rndis_netdev_ops but with local multicast handler */ -static const struct net_device_ops rndis_wlan_netdev_ops = { - .ndo_open = usbnet_open, - .ndo_stop = usbnet_stop, - .ndo_start_xmit = usbnet_start_xmit, - .ndo_tx_timeout = usbnet_tx_timeout, - .ndo_get_stats64 = dev_get_tstats64, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, - .ndo_set_rx_mode = rndis_wlan_set_multicast_list, -}; - -static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf) -{ - struct wiphy *wiphy; - struct rndis_wlan_private *priv; - int retval, len; - __le32 tmp; - - /* allocate wiphy and rndis private data - * NOTE: We only support a single virtual interface, so wiphy - * and wireless_dev are somewhat synonymous for this device. - */ - wiphy = wiphy_new(&rndis_config_ops, sizeof(struct rndis_wlan_private)); - if (!wiphy) - return -ENOMEM; - - priv = wiphy_priv(wiphy); - usbdev->net->ieee80211_ptr = &priv->wdev; - priv->wdev.wiphy = wiphy; - priv->wdev.iftype = NL80211_IFTYPE_STATION; - - /* These have to be initialized before calling generic_rndis_bind(). - * Otherwise we'll be in big trouble in rndis_wlan_early_init(). - */ - usbdev->driver_priv = priv; - priv->usbdev = usbdev; - - mutex_init(&priv->command_lock); - - /* because rndis_command() sleeps we need to use workqueue */ - priv->workqueue = create_singlethread_workqueue("rndis_wlan"); - if (!priv->workqueue) { - wiphy_free(wiphy); - return -ENOMEM; - } - INIT_WORK(&priv->work, rndis_wlan_worker); - INIT_DELAYED_WORK(&priv->dev_poller_work, rndis_device_poller); - INIT_DELAYED_WORK(&priv->scan_work, rndis_get_scan_results); - - /* try bind rndis_host */ - retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS); - if (retval < 0) - goto fail; - - /* generic_rndis_bind set packet filter to multicast_all+ - * promisc mode which doesn't work well for our devices (device - * picks up rssi to closest station instead of to access point). - * - * rndis_host wants to avoid all OID as much as possible - * so do promisc/multicast handling in rndis_wlan. - */ - usbdev->net->netdev_ops = &rndis_wlan_netdev_ops; - - tmp = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST); - retval = rndis_set_oid(usbdev, - RNDIS_OID_GEN_CURRENT_PACKET_FILTER, - &tmp, sizeof(tmp)); - - len = sizeof(tmp); - retval = rndis_query_oid(usbdev, - RNDIS_OID_802_3_MAXIMUM_LIST_SIZE, - &tmp, &len); - priv->multicast_size = le32_to_cpu(tmp); - if (retval < 0 || priv->multicast_size < 0) - priv->multicast_size = 0; - if (priv->multicast_size > 0) - usbdev->net->flags |= IFF_MULTICAST; - else - usbdev->net->flags &= ~IFF_MULTICAST; - - /* fill-out wiphy structure and register w/ cfg80211 */ - memcpy(wiphy->perm_addr, usbdev->net->dev_addr, ETH_ALEN); - wiphy->privid = rndis_wiphy_privid; - wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) - | BIT(NL80211_IFTYPE_ADHOC); - wiphy->max_scan_ssids = 1; - - /* TODO: fill-out band/encr information based on priv->caps */ - rndis_wlan_get_caps(usbdev, wiphy); - - memcpy(priv->channels, rndis_channels, sizeof(rndis_channels)); - memcpy(priv->rates, rndis_rates, sizeof(rndis_rates)); - priv->band.channels = priv->channels; - priv->band.n_channels = ARRAY_SIZE(rndis_channels); - priv->band.bitrates = priv->rates; - priv->band.n_bitrates = ARRAY_SIZE(rndis_rates); - wiphy->bands[NL80211_BAND_2GHZ] = &priv->band; - wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; - - memcpy(priv->cipher_suites, rndis_cipher_suites, - sizeof(rndis_cipher_suites)); - wiphy->cipher_suites = priv->cipher_suites; - wiphy->n_cipher_suites = ARRAY_SIZE(rndis_cipher_suites); - - set_wiphy_dev(wiphy, &usbdev->udev->dev); - - if (wiphy_register(wiphy)) { - retval = -ENODEV; - goto fail; - } - - set_default_iw_params(usbdev); - - priv->power_mode = -1; - - /* set default rts/frag */ - rndis_set_wiphy_params(wiphy, - WIPHY_PARAM_FRAG_THRESHOLD | WIPHY_PARAM_RTS_THRESHOLD); - - /* turn radio off on init */ - priv->radio_on = false; - disassociate(usbdev, false); - netif_carrier_off(usbdev->net); - - return 0; - -fail: - cancel_delayed_work_sync(&priv->dev_poller_work); - cancel_delayed_work_sync(&priv->scan_work); - cancel_work_sync(&priv->work); - destroy_workqueue(priv->workqueue); - - wiphy_free(wiphy); - return retval; -} - -static void rndis_wlan_unbind(struct usbnet *usbdev, struct usb_interface *intf) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - - /* turn radio off */ - disassociate(usbdev, false); - - cancel_delayed_work_sync(&priv->dev_poller_work); - cancel_delayed_work_sync(&priv->scan_work); - cancel_work_sync(&priv->work); - destroy_workqueue(priv->workqueue); - - rndis_unbind(usbdev, intf); - - wiphy_unregister(priv->wdev.wiphy); - wiphy_free(priv->wdev.wiphy); -} - -static int rndis_wlan_reset(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - int retval; - - netdev_dbg(usbdev->net, "%s()\n", __func__); - - retval = rndis_reset(usbdev); - if (retval) - netdev_warn(usbdev->net, "rndis_reset failed: %d\n", retval); - - /* rndis_reset cleared multicast list, so restore here. - (set_multicast_list() also turns on current packet filter) */ - set_multicast_list(usbdev); - - queue_delayed_work(priv->workqueue, &priv->dev_poller_work, - round_jiffies_relative(DEVICE_POLLER_JIFFIES)); - - return deauthenticate(usbdev); -} - -static int rndis_wlan_stop(struct usbnet *usbdev) -{ - struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); - int retval; - __le32 filter; - - netdev_dbg(usbdev->net, "%s()\n", __func__); - - retval = disassociate(usbdev, false); - - priv->work_pending = 0; - cancel_delayed_work_sync(&priv->dev_poller_work); - cancel_delayed_work_sync(&priv->scan_work); - cancel_work_sync(&priv->work); - flush_workqueue(priv->workqueue); - - if (priv->scan_request) { - struct cfg80211_scan_info info = { - .aborted = true, - }; - - cfg80211_scan_done(priv->scan_request, &info); - priv->scan_request = NULL; - } - - /* Set current packet filter zero to block receiving data packets from - device. */ - filter = 0; - rndis_set_oid(usbdev, RNDIS_OID_GEN_CURRENT_PACKET_FILTER, &filter, - sizeof(filter)); - - return retval; -} - -static const struct driver_info bcm4320b_info = { - .description = "Wireless RNDIS device, BCM4320b based", - .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | - FLAG_AVOID_UNLINK_URBS, - .bind = rndis_wlan_bind, - .unbind = rndis_wlan_unbind, - .status = rndis_status, - .rx_fixup = rndis_rx_fixup, - .tx_fixup = rndis_tx_fixup, - .reset = rndis_wlan_reset, - .stop = rndis_wlan_stop, - .early_init = bcm4320b_early_init, - .indication = rndis_wlan_indication, -}; - -static const struct driver_info bcm4320a_info = { - .description = "Wireless RNDIS device, BCM4320a based", - .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | - FLAG_AVOID_UNLINK_URBS, - .bind = rndis_wlan_bind, - .unbind = rndis_wlan_unbind, - .status = rndis_status, - .rx_fixup = rndis_rx_fixup, - .tx_fixup = rndis_tx_fixup, - .reset = rndis_wlan_reset, - .stop = rndis_wlan_stop, - .early_init = bcm4320a_early_init, - .indication = rndis_wlan_indication, -}; - -static const struct driver_info rndis_wlan_info = { - .description = "Wireless RNDIS device", - .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | - FLAG_AVOID_UNLINK_URBS, - .bind = rndis_wlan_bind, - .unbind = rndis_wlan_unbind, - .status = rndis_status, - .rx_fixup = rndis_rx_fixup, - .tx_fixup = rndis_tx_fixup, - .reset = rndis_wlan_reset, - .stop = rndis_wlan_stop, - .early_init = unknown_early_init, - .indication = rndis_wlan_indication, -}; - -/*-------------------------------------------------------------------------*/ - -static const struct usb_device_id products [] = { -#define RNDIS_MASTER_INTERFACE \ - .bInterfaceClass = USB_CLASS_COMM, \ - .bInterfaceSubClass = 2 /* ACM */, \ - .bInterfaceProtocol = 0x0ff - -/* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom - * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki. - */ -{ - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0411, - .idProduct = 0x00bc, /* Buffalo WLI-U2-KG125S */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0baf, - .idProduct = 0x011b, /* U.S. Robotics USR5421 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x050d, - .idProduct = 0x011b, /* Belkin F5D7051 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x1799, /* Belkin has two vendor ids */ - .idProduct = 0x011b, /* Belkin F5D7051 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x13b1, - .idProduct = 0x0014, /* Linksys WUSB54GSv2 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x13b1, - .idProduct = 0x0026, /* Linksys WUSB54GSC */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0b05, - .idProduct = 0x1717, /* Asus WL169gE */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0a5c, - .idProduct = 0xd11b, /* Eminent EM4045 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x1690, - .idProduct = 0x0715, /* BT Voyager 1055 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320b_info, -}, -/* These devices have DriverVer < 4.xx.xx.xx and do not have any custom - * parameters available, hardware probably contain older firmware version with - * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki. - */ -{ - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x13b1, - .idProduct = 0x000e, /* Linksys WUSB54GSv1 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320a_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0baf, - .idProduct = 0x0111, /* U.S. Robotics USR5420 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320a_info, -}, { - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO - | USB_DEVICE_ID_MATCH_DEVICE, - .idVendor = 0x0411, - .idProduct = 0x004b, /* BUFFALO WLI-USB-G54 */ - RNDIS_MASTER_INTERFACE, - .driver_info = (unsigned long) &bcm4320a_info, -}, -/* Generic Wireless RNDIS devices that we don't have exact - * idVendor/idProduct/chip yet. - */ -{ - /* RNDIS is MSFT's un-official variant of CDC ACM */ - USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff), - .driver_info = (unsigned long) &rndis_wlan_info, -}, { - /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */ - USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1), - .driver_info = (unsigned long) &rndis_wlan_info, -}, - { }, // END -}; -MODULE_DEVICE_TABLE(usb, products); - -static struct usb_driver rndis_wlan_driver = { - .name = "rndis_wlan", - .id_table = products, - .probe = usbnet_probe, - .disconnect = usbnet_disconnect, - .suspend = usbnet_suspend, - .resume = usbnet_resume, - .disable_hub_initiated_lpm = 1, -}; - -module_usb_driver(rndis_wlan_driver); - -MODULE_AUTHOR("Bjorge Dijkstra"); -MODULE_AUTHOR("Jussi Kivilinna"); -MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/net/wireless/legacy/wl3501.h b/drivers/net/wireless/legacy/wl3501.h deleted file mode 100644 index 91f276dd22a1..000000000000 --- a/drivers/net/wireless/legacy/wl3501.h +++ /dev/null @@ -1,615 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __WL3501_H__ -#define __WL3501_H__ - -#include <linux/spinlock.h> -#include <linux/ieee80211.h> - -/* define for WLA 2.0 */ -#define WL3501_BLKSZ 256 -/* - * ID for input Signals of DRIVER block - * bit[7-5] is block ID: 000 - * bit[4-0] is signal ID -*/ -enum wl3501_signals { - WL3501_SIG_ALARM, - WL3501_SIG_MD_CONFIRM, - WL3501_SIG_MD_IND, - WL3501_SIG_ASSOC_CONFIRM, - WL3501_SIG_ASSOC_IND, - WL3501_SIG_AUTH_CONFIRM, - WL3501_SIG_AUTH_IND, - WL3501_SIG_DEAUTH_CONFIRM, - WL3501_SIG_DEAUTH_IND, - WL3501_SIG_DISASSOC_CONFIRM, - WL3501_SIG_DISASSOC_IND, - WL3501_SIG_GET_CONFIRM, - WL3501_SIG_JOIN_CONFIRM, - WL3501_SIG_PWR_MGMT_CONFIRM, - WL3501_SIG_REASSOC_CONFIRM, - WL3501_SIG_REASSOC_IND, - WL3501_SIG_SCAN_CONFIRM, - WL3501_SIG_SET_CONFIRM, - WL3501_SIG_START_CONFIRM, - WL3501_SIG_RESYNC_CONFIRM, - WL3501_SIG_SITE_CONFIRM, - WL3501_SIG_SAVE_CONFIRM, - WL3501_SIG_RFTEST_CONFIRM, -/* - * ID for input Signals of MLME block - * bit[7-5] is block ID: 010 - * bit[4-0] is signal ID - */ - WL3501_SIG_ASSOC_REQ = 0x20, - WL3501_SIG_AUTH_REQ, - WL3501_SIG_DEAUTH_REQ, - WL3501_SIG_DISASSOC_REQ, - WL3501_SIG_GET_REQ, - WL3501_SIG_JOIN_REQ, - WL3501_SIG_PWR_MGMT_REQ, - WL3501_SIG_REASSOC_REQ, - WL3501_SIG_SCAN_REQ, - WL3501_SIG_SET_REQ, - WL3501_SIG_START_REQ, - WL3501_SIG_MD_REQ, - WL3501_SIG_RESYNC_REQ, - WL3501_SIG_SITE_REQ, - WL3501_SIG_SAVE_REQ, - WL3501_SIG_RF_TEST_REQ, - WL3501_SIG_MM_CONFIRM = 0x60, - WL3501_SIG_MM_IND, -}; - -enum wl3501_mib_attribs { - WL3501_MIB_ATTR_STATION_ID, - WL3501_MIB_ATTR_AUTH_ALGORITHMS, - WL3501_MIB_ATTR_AUTH_TYPE, - WL3501_MIB_ATTR_MEDIUM_OCCUPANCY_LIMIT, - WL3501_MIB_ATTR_CF_POLLABLE, - WL3501_MIB_ATTR_CFP_PERIOD, - WL3501_MIB_ATTR_CFPMAX_DURATION, - WL3501_MIB_ATTR_AUTH_RESP_TMOUT, - WL3501_MIB_ATTR_RX_DTIMS, - WL3501_MIB_ATTR_PRIV_OPT_IMPLEMENTED, - WL3501_MIB_ATTR_PRIV_INVOKED, - WL3501_MIB_ATTR_WEP_DEFAULT_KEYS, - WL3501_MIB_ATTR_WEP_DEFAULT_KEY_ID, - WL3501_MIB_ATTR_WEP_KEY_MAPPINGS, - WL3501_MIB_ATTR_WEP_KEY_MAPPINGS_LEN, - WL3501_MIB_ATTR_EXCLUDE_UNENCRYPTED, - WL3501_MIB_ATTR_WEP_ICV_ERROR_COUNT, - WL3501_MIB_ATTR_WEP_UNDECRYPTABLE_COUNT, - WL3501_MIB_ATTR_WEP_EXCLUDED_COUNT, - WL3501_MIB_ATTR_MAC_ADDR, - WL3501_MIB_ATTR_GROUP_ADDRS, - WL3501_MIB_ATTR_RTS_THRESHOLD, - WL3501_MIB_ATTR_SHORT_RETRY_LIMIT, - WL3501_MIB_ATTR_LONG_RETRY_LIMIT, - WL3501_MIB_ATTR_FRAG_THRESHOLD, - WL3501_MIB_ATTR_MAX_TX_MSDU_LIFETIME, - WL3501_MIB_ATTR_MAX_RX_LIFETIME, - WL3501_MIB_ATTR_MANUFACTURER_ID, - WL3501_MIB_ATTR_PRODUCT_ID, - WL3501_MIB_ATTR_TX_FRAG_COUNT, - WL3501_MIB_ATTR_MULTICAST_TX_FRAME_COUNT, - WL3501_MIB_ATTR_FAILED_COUNT, - WL3501_MIB_ATTR_RX_FRAG_COUNT, - WL3501_MIB_ATTR_MULTICAST_RX_COUNT, - WL3501_MIB_ATTR_FCS_ERROR_COUNT, - WL3501_MIB_ATTR_RETRY_COUNT, - WL3501_MIB_ATTR_MULTIPLE_RETRY_COUNT, - WL3501_MIB_ATTR_RTS_SUCCESS_COUNT, - WL3501_MIB_ATTR_RTS_FAILURE_COUNT, - WL3501_MIB_ATTR_ACK_FAILURE_COUNT, - WL3501_MIB_ATTR_FRAME_DUPLICATE_COUNT, - WL3501_MIB_ATTR_PHY_TYPE, - WL3501_MIB_ATTR_REG_DOMAINS_SUPPORT, - WL3501_MIB_ATTR_CURRENT_REG_DOMAIN, - WL3501_MIB_ATTR_SLOT_TIME, - WL3501_MIB_ATTR_CCA_TIME, - WL3501_MIB_ATTR_RX_TX_TURNAROUND_TIME, - WL3501_MIB_ATTR_TX_PLCP_DELAY, - WL3501_MIB_ATTR_RX_TX_SWITCH_TIME, - WL3501_MIB_ATTR_TX_RAMP_ON_TIME, - WL3501_MIB_ATTR_TX_RF_DELAY, - WL3501_MIB_ATTR_SIFS_TIME, - WL3501_MIB_ATTR_RX_RF_DELAY, - WL3501_MIB_ATTR_RX_PLCP_DELAY, - WL3501_MIB_ATTR_MAC_PROCESSING_DELAY, - WL3501_MIB_ATTR_TX_RAMP_OFF_TIME, - WL3501_MIB_ATTR_PREAMBLE_LEN, - WL3501_MIB_ATTR_PLCP_HEADER_LEN, - WL3501_MIB_ATTR_MPDU_DURATION_FACTOR, - WL3501_MIB_ATTR_AIR_PROPAGATION_TIME, - WL3501_MIB_ATTR_TEMP_TYPE, - WL3501_MIB_ATTR_CW_MIN, - WL3501_MIB_ATTR_CW_MAX, - WL3501_MIB_ATTR_SUPPORT_DATA_RATES_TX, - WL3501_MIB_ATTR_SUPPORT_DATA_RATES_RX, - WL3501_MIB_ATTR_MPDU_MAX_LEN, - WL3501_MIB_ATTR_SUPPORT_TX_ANTENNAS, - WL3501_MIB_ATTR_CURRENT_TX_ANTENNA, - WL3501_MIB_ATTR_SUPPORT_RX_ANTENNAS, - WL3501_MIB_ATTR_DIVERSITY_SUPPORT, - WL3501_MIB_ATTR_DIVERSITY_SELECTION_RS, - WL3501_MIB_ATTR_NR_SUPPORTED_PWR_LEVELS, - WL3501_MIB_ATTR_TX_PWR_LEVEL1, - WL3501_MIB_ATTR_TX_PWR_LEVEL2, - WL3501_MIB_ATTR_TX_PWR_LEVEL3, - WL3501_MIB_ATTR_TX_PWR_LEVEL4, - WL3501_MIB_ATTR_TX_PWR_LEVEL5, - WL3501_MIB_ATTR_TX_PWR_LEVEL6, - WL3501_MIB_ATTR_TX_PWR_LEVEL7, - WL3501_MIB_ATTR_TX_PWR_LEVEL8, - WL3501_MIB_ATTR_CURRENT_TX_PWR_LEVEL, - WL3501_MIB_ATTR_CURRENT_CHAN, - WL3501_MIB_ATTR_CCA_MODE_SUPPORTED, - WL3501_MIB_ATTR_CURRENT_CCA_MODE, - WL3501_MIB_ATTR_ED_THRESHOLD, - WL3501_MIB_ATTR_SINTHESIZER_LOCKED, - WL3501_MIB_ATTR_CURRENT_PWR_STATE, - WL3501_MIB_ATTR_DOZE_TURNON_TIME, - WL3501_MIB_ATTR_RCR33, - WL3501_MIB_ATTR_DEFAULT_CHAN, - WL3501_MIB_ATTR_SSID, - WL3501_MIB_ATTR_PWR_MGMT_ENABLE, - WL3501_MIB_ATTR_NET_CAPABILITY, - WL3501_MIB_ATTR_ROUTING, -}; - -enum wl3501_net_type { - WL3501_NET_TYPE_INFRA, - WL3501_NET_TYPE_ADHOC, - WL3501_NET_TYPE_ANY_BSS, -}; - -enum wl3501_scan_type { - WL3501_SCAN_TYPE_ACTIVE, - WL3501_SCAN_TYPE_PASSIVE, -}; - -enum wl3501_tx_result { - WL3501_TX_RESULT_SUCCESS, - WL3501_TX_RESULT_NO_BSS, - WL3501_TX_RESULT_RETRY_LIMIT, -}; - -enum wl3501_sys_type { - WL3501_SYS_TYPE_OPEN, - WL3501_SYS_TYPE_SHARE_KEY, -}; - -enum wl3501_status { - WL3501_STATUS_SUCCESS, - WL3501_STATUS_INVALID, - WL3501_STATUS_TIMEOUT, - WL3501_STATUS_REFUSED, - WL3501_STATUS_MANY_REQ, - WL3501_STATUS_ALREADY_BSS, -}; - -#define WL3501_MGMT_CAPABILITY_ESS 0x0001 /* see 802.11 p.58 */ -#define WL3501_MGMT_CAPABILITY_IBSS 0x0002 /* - " - */ -#define WL3501_MGMT_CAPABILITY_CF_POLLABLE 0x0004 /* - " - */ -#define WL3501_MGMT_CAPABILITY_CF_POLL_REQUEST 0x0008 /* - " - */ -#define WL3501_MGMT_CAPABILITY_PRIVACY 0x0010 /* - " - */ - -#define IW_REG_DOMAIN_FCC 0x10 /* Channel 1 to 11 USA */ -#define IW_REG_DOMAIN_DOC 0x20 /* Channel 1 to 11 Canada */ -#define IW_REG_DOMAIN_ETSI 0x30 /* Channel 1 to 13 Europe */ -#define IW_REG_DOMAIN_SPAIN 0x31 /* Channel 10 to 11 Spain */ -#define IW_REG_DOMAIN_FRANCE 0x32 /* Channel 10 to 13 France */ -#define IW_REG_DOMAIN_MKK 0x40 /* Channel 14 Japan */ -#define IW_REG_DOMAIN_MKK1 0x41 /* Channel 1-14 Japan */ -#define IW_REG_DOMAIN_ISRAEL 0x50 /* Channel 3 - 9 Israel */ - -#define IW_MGMT_RATE_LABEL_MANDATORY 128 /* MSB */ - -enum iw_mgmt_rate_labels { - IW_MGMT_RATE_LABEL_1MBIT = 2, - IW_MGMT_RATE_LABEL_2MBIT = 4, - IW_MGMT_RATE_LABEL_5_5MBIT = 11, - IW_MGMT_RATE_LABEL_11MBIT = 22, -}; - -enum iw_mgmt_info_element_ids { - IW_MGMT_INFO_ELEMENT_SSID, /* Service Set Identity */ - IW_MGMT_INFO_ELEMENT_SUPPORTED_RATES, - IW_MGMT_INFO_ELEMENT_FH_PARAMETER_SET, - IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET, - IW_MGMT_INFO_ELEMENT_CS_PARAMETER_SET, - IW_MGMT_INFO_ELEMENT_CS_TIM, /* Traffic Information Map */ - IW_MGMT_INFO_ELEMENT_IBSS_PARAMETER_SET, - /* 7-15: Reserved, unused */ - IW_MGMT_INFO_ELEMENT_CHALLENGE_TEXT = 16, - /* 17-31 Reserved for challenge text extension */ - /* 32-255 Reserved, unused */ -}; - -struct iw_mgmt_info_element { - u8 id; /* one of enum iw_mgmt_info_element_ids, - but sizeof(enum) > sizeof(u8) :-( */ - u8 len; - u8 data[]; -} __packed; - -struct iw_mgmt_essid_pset { - struct iw_mgmt_info_element el; - u8 essid[IW_ESSID_MAX_SIZE]; -} __packed; - -/* - * According to 802.11 Wireless Networks, the definitive guide - O'Reilly - * Pg 75 - */ -#define IW_DATA_RATE_MAX_LABELS 8 - -struct iw_mgmt_data_rset { - struct iw_mgmt_info_element el; - u8 data_rate_labels[IW_DATA_RATE_MAX_LABELS]; -} __packed; - -struct iw_mgmt_ds_pset { - struct iw_mgmt_info_element el; - u8 chan; -} __packed; - -struct iw_mgmt_cf_pset { - struct iw_mgmt_info_element el; - u8 cfp_count; - u8 cfp_period; - u16 cfp_max_duration; - u16 cfp_dur_remaining; -} __packed; - -struct iw_mgmt_ibss_pset { - struct iw_mgmt_info_element el; - u16 atim_window; -} __packed; - -struct wl3501_tx_hdr { - u16 tx_cnt; - u8 sync[16]; - u16 sfd; - u8 signal; - u8 service; - u16 len; - u16 crc16; - u16 frame_ctrl; - u16 duration_id; - u8 addr1[ETH_ALEN]; - u8 addr2[ETH_ALEN]; - u8 addr3[ETH_ALEN]; - u16 seq_ctrl; - u8 addr4[ETH_ALEN]; -}; - -struct wl3501_rx_hdr { - u16 rx_next_blk; - u16 rc_next_frame_blk; - u8 rx_blk_ctrl; - u8 rx_next_frame; - u8 rx_next_frame1; - u8 rssi; - char time[8]; - u8 signal; - u8 service; - u16 len; - u16 crc16; - u16 frame_ctrl; - u16 duration; - u8 addr1[ETH_ALEN]; - u8 addr2[ETH_ALEN]; - u8 addr3[ETH_ALEN]; - u16 seq; - u8 addr4[ETH_ALEN]; -}; - -struct wl3501_start_req { - u16 next_blk; - u8 sig_id; - u8 bss_type; - u16 beacon_period; - u16 dtim_period; - u16 probe_delay; - u16 cap_info; - struct iw_mgmt_essid_pset ssid; - struct iw_mgmt_data_rset bss_basic_rset; - struct iw_mgmt_data_rset operational_rset; - struct iw_mgmt_cf_pset cf_pset; - struct iw_mgmt_ds_pset ds_pset; - struct iw_mgmt_ibss_pset ibss_pset; -}; - -struct wl3501_assoc_req { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 timeout; - u16 cap_info; - u16 listen_interval; - u8 mac_addr[ETH_ALEN]; -}; - -struct wl3501_assoc_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 status; -}; - -struct wl3501_assoc_ind { - u16 next_blk; - u8 sig_id; - u8 mac_addr[ETH_ALEN]; -}; - -struct wl3501_auth_req { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 type; - u16 timeout; - u8 mac_addr[ETH_ALEN]; -}; - -struct wl3501_auth_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 type; - u16 status; - u8 mac_addr[ETH_ALEN]; -}; - -struct wl3501_get_req { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 mib_attrib; -}; - -struct wl3501_get_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 mib_status; - u16 mib_attrib; - u8 mib_value[100]; -}; - -struct wl3501_req { - u16 beacon_period; - u16 dtim_period; - u16 cap_info; - u8 bss_type; - u8 bssid[ETH_ALEN]; - struct iw_mgmt_essid_pset ssid; - struct iw_mgmt_ds_pset ds_pset; - struct iw_mgmt_cf_pset cf_pset; - struct iw_mgmt_ibss_pset ibss_pset; - struct iw_mgmt_data_rset bss_basic_rset; -}; - -struct wl3501_join_req { - u16 next_blk; - u8 sig_id; - u8 reserved; - struct iw_mgmt_data_rset operational_rset; - u16 reserved2; - u16 timeout; - u16 probe_delay; - u8 timestamp[8]; - u8 local_time[8]; - struct wl3501_req req; -}; - -struct wl3501_join_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 status; -}; - -struct wl3501_pwr_mgmt_req { - u16 next_blk; - u8 sig_id; - u8 pwr_save; - u8 wake_up; - u8 receive_dtims; -}; - -struct wl3501_pwr_mgmt_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 status; -}; - -struct wl3501_scan_req { - u16 next_blk; - u8 sig_id; - u8 bss_type; - u16 probe_delay; - u16 min_chan_time; - u16 max_chan_time; - u8 chan_list[14]; - u8 bssid[ETH_ALEN]; - struct iw_mgmt_essid_pset ssid; - enum wl3501_scan_type scan_type; -}; - -struct wl3501_scan_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 status; - char timestamp[8]; - char localtime[8]; - struct wl3501_req req; - u8 rssi; -}; - -struct wl3501_start_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 status; -}; - -struct wl3501_md_req { - u16 next_blk; - u8 sig_id; - u8 routing; - u16 data; - u16 size; - u8 pri; - u8 service_class; - struct { - u8 daddr[ETH_ALEN]; - u8 saddr[ETH_ALEN]; - } addr; -}; - -struct wl3501_md_ind { - u16 next_blk; - u8 sig_id; - u8 routing; - u16 data; - u16 size; - u8 reception; - u8 pri; - u8 service_class; - struct { - u8 daddr[ETH_ALEN]; - u8 saddr[ETH_ALEN]; - } addr; -}; - -struct wl3501_md_confirm { - u16 next_blk; - u8 sig_id; - u8 reserved; - u16 data; - u8 status; - u8 pri; - u8 service_class; -}; - -struct wl3501_resync_req { - u16 next_blk; - u8 sig_id; -}; - -/* Definitions for supporting clone adapters. */ -/* System Interface Registers (SIR space) */ -#define WL3501_NIC_GCR ((u8)0x00) /* SIR0 - General Conf Register */ -#define WL3501_NIC_BSS ((u8)0x01) /* SIR1 - Bank Switching Select Reg */ -#define WL3501_NIC_LMAL ((u8)0x02) /* SIR2 - Local Mem addr Reg [7:0] */ -#define WL3501_NIC_LMAH ((u8)0x03) /* SIR3 - Local Mem addr Reg [14:8] */ -#define WL3501_NIC_IODPA ((u8)0x04) /* SIR4 - I/O Data Port A */ -#define WL3501_NIC_IODPB ((u8)0x05) /* SIR5 - I/O Data Port B */ -#define WL3501_NIC_IODPC ((u8)0x06) /* SIR6 - I/O Data Port C */ -#define WL3501_NIC_IODPD ((u8)0x07) /* SIR7 - I/O Data Port D */ - -/* Bits in GCR */ -#define WL3501_GCR_SWRESET ((u8)0x80) -#define WL3501_GCR_CORESET ((u8)0x40) -#define WL3501_GCR_DISPWDN ((u8)0x20) -#define WL3501_GCR_ECWAIT ((u8)0x10) -#define WL3501_GCR_ECINT ((u8)0x08) -#define WL3501_GCR_INT2EC ((u8)0x04) -#define WL3501_GCR_ENECINT ((u8)0x02) -#define WL3501_GCR_DAM ((u8)0x01) - -/* Bits in BSS (Bank Switching Select Register) */ -#define WL3501_BSS_FPAGE0 ((u8)0x20) /* Flash memory page0 */ -#define WL3501_BSS_FPAGE1 ((u8)0x28) -#define WL3501_BSS_FPAGE2 ((u8)0x30) -#define WL3501_BSS_FPAGE3 ((u8)0x38) -#define WL3501_BSS_SPAGE0 ((u8)0x00) /* SRAM page0 */ -#define WL3501_BSS_SPAGE1 ((u8)0x08) -#define WL3501_BSS_SPAGE2 ((u8)0x10) -#define WL3501_BSS_SPAGE3 ((u8)0x18) - -/* Define Driver Interface */ -/* Refer IEEE 802.11 */ -/* Tx packet header, include PLCP and MPDU */ -/* Tx PLCP Header */ -struct wl3501_80211_tx_plcp_hdr { - u8 sync[16]; - u16 sfd; - u8 signal; - u8 service; - u16 len; - u16 crc16; -} __packed; - -struct wl3501_80211_tx_hdr { - struct wl3501_80211_tx_plcp_hdr pclp_hdr; - struct ieee80211_hdr mac_hdr; -} __packed __aligned(2); - -/* - Reserve the beginning Tx space for descriptor use. - - TxBlockOffset --> *----*----*----*----* \ - (TxFreeDesc) | 0 | 1 | 2 | 3 | \ - | 4 | 5 | 6 | 7 | | - | 8 | 9 | 10 | 11 | TX_DESC * 20 - | 12 | 13 | 14 | 15 | | - | 16 | 17 | 18 | 19 | / - TxBufferBegin --> *----*----*----*----* / - (TxBufferHead) | | - (TxBufferTail) | | - | Send Buffer | - | | - | | - *-------------------* - TxBufferEnd -------------------------/ - -*/ - -struct wl3501_card { - int base_addr; - u8 mac_addr[ETH_ALEN]; - spinlock_t lock; - wait_queue_head_t wait; - struct wl3501_get_confirm sig_get_confirm; - struct wl3501_pwr_mgmt_confirm sig_pwr_mgmt_confirm; - u16 tx_buffer_size; - u16 tx_buffer_head; - u16 tx_buffer_tail; - u16 tx_buffer_cnt; - u16 esbq_req_start; - u16 esbq_req_end; - u16 esbq_req_head; - u16 esbq_req_tail; - u16 esbq_confirm_start; - u16 esbq_confirm_end; - u16 esbq_confirm; - struct iw_mgmt_essid_pset essid; - struct iw_mgmt_essid_pset keep_essid; - u8 bssid[ETH_ALEN]; - int net_type; - char nick[32]; - char card_name[32]; - char firmware_date[32]; - u8 chan; - u8 cap_info; - u16 start_seg; - u16 bss_cnt; - u16 join_sta_bss; - u8 rssi; - u8 adhoc_times; - u8 reg_domain; - u8 version[2]; - struct wl3501_scan_confirm bss_set[20]; - - struct iw_statistics wstats; - struct iw_spy_data spy_data; - struct iw_public_data wireless_data; - struct pcmcia_device *p_dev; -}; -#endif diff --git a/drivers/net/wireless/legacy/wl3501_cs.c b/drivers/net/wireless/legacy/wl3501_cs.c deleted file mode 100644 index c45c4b7cbbaf..000000000000 --- a/drivers/net/wireless/legacy/wl3501_cs.c +++ /dev/null @@ -1,2036 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * WL3501 Wireless LAN PCMCIA Card Driver for Linux - * Written originally for Linux 2.0.30 by Fox Chen, mhchen@golf.ccl.itri.org.tw - * Ported to 2.2, 2.4 & 2.5 by Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * Wireless extensions in 2.4 by Gustavo Niemeyer <niemeyer@conectiva.com> - * - * References used by Fox Chen while writing the original driver for 2.0.30: - * - * 1. WL24xx packet drivers (tooasm.asm) - * 2. Access Point Firmware Interface Specification for IEEE 802.11 SUTRO - * 3. IEEE 802.11 - * 4. Linux network driver (/usr/src/linux/drivers/net) - * 5. ISA card driver - wl24.c - * 6. Linux PCMCIA skeleton driver - skeleton.c - * 7. Linux PCMCIA 3c589 network driver - 3c589_cs.c - * - * Tested with WL2400 firmware 1.2, Linux 2.0.30, and pcmcia-cs-2.9.12 - * 1. Performance: about 165 Kbytes/sec in TCP/IP with Ad-Hoc mode. - * rsh 192.168.1.3 "dd if=/dev/zero bs=1k count=1000" > /dev/null - * (Specification 2M bits/sec. is about 250 Kbytes/sec., but we must deduct - * ETHER/IP/UDP/TCP header, and acknowledgement overhead) - * - * Tested with Planet AP in 2.4.17, 184 Kbytes/s in UDP in Infrastructure mode, - * 173 Kbytes/s in TCP. - * - * Tested with Planet AP in 2.5.73-bk, 216 Kbytes/s in Infrastructure mode - * with a SMP machine (dual pentium 100), using pktgen, 432 pps (pkt_size = 60) - */ - -#include <linux/delay.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/in.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/fcntl.h> -#include <linux/if_arp.h> -#include <linux/ioport.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/wireless.h> -#include <net/cfg80211.h> - -#include <net/iw_handler.h> - -#include <pcmcia/cistpl.h> -#include <pcmcia/cisreg.h> -#include <pcmcia/ds.h> - -#include <asm/io.h> -#include <linux/uaccess.h> - -#include "wl3501.h" - -#ifndef __i386__ -#define slow_down_io() -#endif - -/* For rough constant delay */ -#define WL3501_NOPLOOP(n) { int x = 0; while (x++ < n) slow_down_io(); } - - - -#define wl3501_outb(a, b) { outb(a, b); slow_down_io(); } -#define wl3501_outb_p(a, b) { outb_p(a, b); slow_down_io(); } -#define wl3501_outsb(a, b, c) { outsb(a, b, c); slow_down_io(); } - -#define WL3501_RELEASE_TIMEOUT (25 * HZ) -#define WL3501_MAX_ADHOC_TRIES 16 - -#define WL3501_RESUME 0 -#define WL3501_SUSPEND 1 - -static int wl3501_config(struct pcmcia_device *link); -static void wl3501_release(struct pcmcia_device *link); - -static const struct { - int reg_domain; - int min, max, deflt; -} iw_channel_table[] = { - { - .reg_domain = IW_REG_DOMAIN_FCC, - .min = 1, - .max = 11, - .deflt = 1, - }, - { - .reg_domain = IW_REG_DOMAIN_DOC, - .min = 1, - .max = 11, - .deflt = 1, - }, - { - .reg_domain = IW_REG_DOMAIN_ETSI, - .min = 1, - .max = 13, - .deflt = 1, - }, - { - .reg_domain = IW_REG_DOMAIN_SPAIN, - .min = 10, - .max = 11, - .deflt = 10, - }, - { - .reg_domain = IW_REG_DOMAIN_FRANCE, - .min = 10, - .max = 13, - .deflt = 10, - }, - { - .reg_domain = IW_REG_DOMAIN_MKK, - .min = 14, - .max = 14, - .deflt = 14, - }, - { - .reg_domain = IW_REG_DOMAIN_MKK1, - .min = 1, - .max = 14, - .deflt = 1, - }, - { - .reg_domain = IW_REG_DOMAIN_ISRAEL, - .min = 3, - .max = 9, - .deflt = 9, - }, -}; - -/** - * iw_valid_channel - validate channel in regulatory domain - * @reg_domain: regulatory domain - * @channel: channel to validate - * - * Returns 0 if invalid in the specified regulatory domain, non-zero if valid. - */ -static int iw_valid_channel(int reg_domain, int channel) -{ - int i, rc = 0; - - for (i = 0; i < ARRAY_SIZE(iw_channel_table); i++) - if (reg_domain == iw_channel_table[i].reg_domain) { - rc = channel >= iw_channel_table[i].min && - channel <= iw_channel_table[i].max; - break; - } - return rc; -} - -/** - * iw_default_channel - get default channel for a regulatory domain - * @reg_domain: regulatory domain - * - * Returns the default channel for a regulatory domain - */ -static int iw_default_channel(int reg_domain) -{ - int i, rc = 1; - - for (i = 0; i < ARRAY_SIZE(iw_channel_table); i++) - if (reg_domain == iw_channel_table[i].reg_domain) { - rc = iw_channel_table[i].deflt; - break; - } - return rc; -} - -static void iw_set_mgmt_info_element(enum iw_mgmt_info_element_ids id, - struct iw_mgmt_info_element *el, - void *value, int len) -{ - el->id = id; - el->len = len; - memcpy(el->data, value, len); -} - -static void iw_copy_mgmt_info_element(struct iw_mgmt_info_element *to, - struct iw_mgmt_info_element *from) -{ - iw_set_mgmt_info_element(from->id, to, from->data, from->len); -} - -static inline void wl3501_switch_page(struct wl3501_card *this, u8 page) -{ - wl3501_outb(page, this->base_addr + WL3501_NIC_BSS); -} - -/* - * Get Ethernet MAC address. - * - * WARNING: We switch to FPAGE0 and switc back again. - * Making sure there is no other WL function beening called by ISR. - */ -static int wl3501_get_flash_mac_addr(struct wl3501_card *this) -{ - int base_addr = this->base_addr; - - /* get MAC addr */ - wl3501_outb(WL3501_BSS_FPAGE3, base_addr + WL3501_NIC_BSS); /* BSS */ - wl3501_outb(0x00, base_addr + WL3501_NIC_LMAL); /* LMAL */ - wl3501_outb(0x40, base_addr + WL3501_NIC_LMAH); /* LMAH */ - - /* wait for reading EEPROM */ - WL3501_NOPLOOP(100); - this->mac_addr[0] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->mac_addr[1] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->mac_addr[2] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->mac_addr[3] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->mac_addr[4] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->mac_addr[5] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->reg_domain = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - wl3501_outb(WL3501_BSS_FPAGE0, base_addr + WL3501_NIC_BSS); - wl3501_outb(0x04, base_addr + WL3501_NIC_LMAL); - wl3501_outb(0x40, base_addr + WL3501_NIC_LMAH); - WL3501_NOPLOOP(100); - this->version[0] = inb(base_addr + WL3501_NIC_IODPA); - WL3501_NOPLOOP(100); - this->version[1] = inb(base_addr + WL3501_NIC_IODPA); - /* switch to SRAM Page 0 (for safety) */ - wl3501_switch_page(this, WL3501_BSS_SPAGE0); - - /* The MAC addr should be 00:60:... */ - return this->mac_addr[0] == 0x00 && this->mac_addr[1] == 0x60; -} - -/** - * wl3501_set_to_wla - Move 'size' bytes from PC to card - * @this: Card - * @dest: Card addressing space - * @src: PC addressing space - * @size: Bytes to move - * - * Move 'size' bytes from PC to card. (Shouldn't be interrupted) - */ -static void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src, - int size) -{ - /* switch to SRAM Page 0 */ - wl3501_switch_page(this, (dest & 0x8000) ? WL3501_BSS_SPAGE1 : - WL3501_BSS_SPAGE0); - /* set LMAL and LMAH */ - wl3501_outb(dest & 0xff, this->base_addr + WL3501_NIC_LMAL); - wl3501_outb(((dest >> 8) & 0x7f), this->base_addr + WL3501_NIC_LMAH); - - /* rep out to Port A */ - wl3501_outsb(this->base_addr + WL3501_NIC_IODPA, src, size); -} - -/** - * wl3501_get_from_wla - Move 'size' bytes from card to PC - * @this: Card - * @src: Card addressing space - * @dest: PC addressing space - * @size: Bytes to move - * - * Move 'size' bytes from card to PC. (Shouldn't be interrupted) - */ -static void wl3501_get_from_wla(struct wl3501_card *this, u16 src, void *dest, - int size) -{ - /* switch to SRAM Page 0 */ - wl3501_switch_page(this, (src & 0x8000) ? WL3501_BSS_SPAGE1 : - WL3501_BSS_SPAGE0); - /* set LMAL and LMAH */ - wl3501_outb(src & 0xff, this->base_addr + WL3501_NIC_LMAL); - wl3501_outb((src >> 8) & 0x7f, this->base_addr + WL3501_NIC_LMAH); - - /* rep get from Port A */ - insb(this->base_addr + WL3501_NIC_IODPA, dest, size); -} - -/* - * Get/Allocate a free Tx Data Buffer - * - * *--------------*-----------------*----------------------------------* - * | PLCP | MAC Header | DST SRC Data ... | - * | (24 bytes) | (30 bytes) | (6) (6) (Ethernet Row Data) | - * *--------------*-----------------*----------------------------------* - * \ \- IEEE 802.11 -/ \-------------- len --------------/ - * \-struct wl3501_80211_tx_hdr--/ \-------- Ethernet Frame -------/ - * - * Return = Position in Card - */ -static u16 wl3501_get_tx_buffer(struct wl3501_card *this, u16 len) -{ - u16 next, blk_cnt = 0, zero = 0; - u16 full_len = sizeof(struct wl3501_80211_tx_hdr) + len; - u16 ret = 0; - - if (full_len > this->tx_buffer_cnt * 254) - goto out; - ret = this->tx_buffer_head; - while (full_len) { - if (full_len < 254) - full_len = 0; - else - full_len -= 254; - wl3501_get_from_wla(this, this->tx_buffer_head, &next, - sizeof(next)); - if (!full_len) - wl3501_set_to_wla(this, this->tx_buffer_head, &zero, - sizeof(zero)); - this->tx_buffer_head = next; - blk_cnt++; - /* if buffer is not enough */ - if (!next && full_len) { - this->tx_buffer_head = ret; - ret = 0; - goto out; - } - } - this->tx_buffer_cnt -= blk_cnt; -out: - return ret; -} - -/* - * Free an allocated Tx Buffer. ptr must be correct position. - */ -static void wl3501_free_tx_buffer(struct wl3501_card *this, u16 ptr) -{ - /* check if all space is not free */ - if (!this->tx_buffer_head) - this->tx_buffer_head = ptr; - else - wl3501_set_to_wla(this, this->tx_buffer_tail, - &ptr, sizeof(ptr)); - while (ptr) { - u16 next; - - this->tx_buffer_cnt++; - wl3501_get_from_wla(this, ptr, &next, sizeof(next)); - this->tx_buffer_tail = ptr; - ptr = next; - } -} - -static int wl3501_esbq_req_test(struct wl3501_card *this) -{ - u8 tmp = 0; - - wl3501_get_from_wla(this, this->esbq_req_head + 3, &tmp, sizeof(tmp)); - return tmp & 0x80; -} - -static void wl3501_esbq_req(struct wl3501_card *this, u16 *ptr) -{ - u16 tmp = 0; - - wl3501_set_to_wla(this, this->esbq_req_head, ptr, 2); - wl3501_set_to_wla(this, this->esbq_req_head + 2, &tmp, sizeof(tmp)); - this->esbq_req_head += 4; - if (this->esbq_req_head >= this->esbq_req_end) - this->esbq_req_head = this->esbq_req_start; -} - -static int wl3501_esbq_exec(struct wl3501_card *this, void *sig, int sig_size) -{ - int rc = -EIO; - - if (wl3501_esbq_req_test(this)) { - u16 ptr = wl3501_get_tx_buffer(this, sig_size); - if (ptr) { - wl3501_set_to_wla(this, ptr, sig, sig_size); - wl3501_esbq_req(this, &ptr); - rc = 0; - } - } - return rc; -} - -static int wl3501_request_mib(struct wl3501_card *this, u8 index, void *bf) -{ - struct wl3501_get_req sig = { - .sig_id = WL3501_SIG_GET_REQ, - .mib_attrib = index, - }; - unsigned long flags; - int rc = -EIO; - - spin_lock_irqsave(&this->lock, flags); - if (wl3501_esbq_req_test(this)) { - u16 ptr = wl3501_get_tx_buffer(this, sizeof(sig)); - if (ptr) { - wl3501_set_to_wla(this, ptr, &sig, sizeof(sig)); - wl3501_esbq_req(this, &ptr); - this->sig_get_confirm.mib_status = 255; - rc = 0; - } - } - spin_unlock_irqrestore(&this->lock, flags); - - return rc; -} - -static int wl3501_get_mib_value(struct wl3501_card *this, u8 index, - void *bf, int size) -{ - int rc; - - rc = wl3501_request_mib(this, index, bf); - if (rc) - return rc; - - rc = wait_event_interruptible(this->wait, - this->sig_get_confirm.mib_status != 255); - if (rc) - return rc; - - memcpy(bf, this->sig_get_confirm.mib_value, size); - return 0; -} - -static int wl3501_pwr_mgmt(struct wl3501_card *this, int suspend) -{ - struct wl3501_pwr_mgmt_req sig = { - .sig_id = WL3501_SIG_PWR_MGMT_REQ, - .pwr_save = suspend, - .wake_up = !suspend, - .receive_dtims = 10, - }; - unsigned long flags; - int rc = -EIO; - - spin_lock_irqsave(&this->lock, flags); - if (wl3501_esbq_req_test(this)) { - u16 ptr = wl3501_get_tx_buffer(this, sizeof(sig)); - if (ptr) { - wl3501_set_to_wla(this, ptr, &sig, sizeof(sig)); - wl3501_esbq_req(this, &ptr); - this->sig_pwr_mgmt_confirm.status = 255; - spin_unlock_irqrestore(&this->lock, flags); - rc = wait_event_interruptible(this->wait, - this->sig_pwr_mgmt_confirm.status != 255); - printk(KERN_INFO "%s: %s status=%d\n", __func__, - suspend ? "suspend" : "resume", - this->sig_pwr_mgmt_confirm.status); - goto out; - } - } - spin_unlock_irqrestore(&this->lock, flags); -out: - return rc; -} - -/** - * wl3501_send_pkt - Send a packet. - * @this: Card - * @data: Ethernet raw frame. (e.g. data[0] - data[5] is Dest MAC Addr, - * data[6] - data[11] is Src MAC Addr) - * @len: Packet length - * Ref: IEEE 802.11 - */ -static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len) -{ - u16 bf, sig_bf, next, tmplen, pktlen; - struct wl3501_md_req sig = { - .sig_id = WL3501_SIG_MD_REQ, - }; - size_t sig_addr_len = sizeof(sig.addr); - u8 *pdata = (char *)data; - int rc = -EIO; - - if (wl3501_esbq_req_test(this)) { - sig_bf = wl3501_get_tx_buffer(this, sizeof(sig)); - rc = -ENOMEM; - if (!sig_bf) /* No free buffer available */ - goto out; - bf = wl3501_get_tx_buffer(this, len + 26 + 24); - if (!bf) { - /* No free buffer available */ - wl3501_free_tx_buffer(this, sig_bf); - goto out; - } - rc = 0; - memcpy(&sig.addr, pdata, sig_addr_len); - pktlen = len - sig_addr_len; - pdata += sig_addr_len; - sig.data = bf; - if (((*pdata) * 256 + (*(pdata + 1))) > 1500) { - u8 addr4[ETH_ALEN] = { - [0] = 0xAA, [1] = 0xAA, [2] = 0x03, [4] = 0x00, - }; - - wl3501_set_to_wla(this, bf + 2 + - offsetof(struct wl3501_tx_hdr, addr4), - addr4, sizeof(addr4)); - sig.size = pktlen + 24 + 4 + 6; - if (pktlen > (254 - sizeof(struct wl3501_tx_hdr))) { - tmplen = 254 - sizeof(struct wl3501_tx_hdr); - pktlen -= tmplen; - } else { - tmplen = pktlen; - pktlen = 0; - } - wl3501_set_to_wla(this, - bf + 2 + sizeof(struct wl3501_tx_hdr), - pdata, tmplen); - pdata += tmplen; - wl3501_get_from_wla(this, bf, &next, sizeof(next)); - bf = next; - } else { - sig.size = pktlen + 24 + 4 - 2; - pdata += 2; - pktlen -= 2; - if (pktlen > (254 - sizeof(struct wl3501_tx_hdr) + 6)) { - tmplen = 254 - sizeof(struct wl3501_tx_hdr) + 6; - pktlen -= tmplen; - } else { - tmplen = pktlen; - pktlen = 0; - } - wl3501_set_to_wla(this, bf + 2 + - offsetof(struct wl3501_tx_hdr, addr4), - pdata, tmplen); - pdata += tmplen; - wl3501_get_from_wla(this, bf, &next, sizeof(next)); - bf = next; - } - while (pktlen > 0) { - if (pktlen > 254) { - tmplen = 254; - pktlen -= 254; - } else { - tmplen = pktlen; - pktlen = 0; - } - wl3501_set_to_wla(this, bf + 2, pdata, tmplen); - pdata += tmplen; - wl3501_get_from_wla(this, bf, &next, sizeof(next)); - bf = next; - } - wl3501_set_to_wla(this, sig_bf, &sig, sizeof(sig)); - wl3501_esbq_req(this, &sig_bf); - } -out: - return rc; -} - -static int wl3501_mgmt_resync(struct wl3501_card *this) -{ - struct wl3501_resync_req sig = { - .sig_id = WL3501_SIG_RESYNC_REQ, - }; - - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static inline int wl3501_fw_bss_type(struct wl3501_card *this) -{ - return this->net_type == IW_MODE_INFRA ? WL3501_NET_TYPE_INFRA : - WL3501_NET_TYPE_ADHOC; -} - -static inline int wl3501_fw_cap_info(struct wl3501_card *this) -{ - return this->net_type == IW_MODE_INFRA ? WL3501_MGMT_CAPABILITY_ESS : - WL3501_MGMT_CAPABILITY_IBSS; -} - -static int wl3501_mgmt_scan(struct wl3501_card *this, u16 chan_time) -{ - struct wl3501_scan_req sig = { - .sig_id = WL3501_SIG_SCAN_REQ, - .scan_type = WL3501_SCAN_TYPE_ACTIVE, - .probe_delay = 0x10, - .min_chan_time = chan_time, - .max_chan_time = chan_time, - .bss_type = wl3501_fw_bss_type(this), - }; - - this->bss_cnt = this->join_sta_bss = 0; - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas) -{ - struct wl3501_join_req sig = { - .sig_id = WL3501_SIG_JOIN_REQ, - .timeout = 10, - .req.ds_pset = { - .el = { - .id = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET, - .len = 1, - }, - .chan = this->chan, - }, - }; - - memcpy(&sig.req, &this->bss_set[stas].req, sizeof(sig.req)); - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static int wl3501_mgmt_start(struct wl3501_card *this) -{ - struct wl3501_start_req sig = { - .sig_id = WL3501_SIG_START_REQ, - .beacon_period = 400, - .dtim_period = 1, - .ds_pset = { - .el = { - .id = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET, - .len = 1, - }, - .chan = this->chan, - }, - .bss_basic_rset = { - .el = { - .id = IW_MGMT_INFO_ELEMENT_SUPPORTED_RATES, - .len = 2, - }, - .data_rate_labels = { - [0] = IW_MGMT_RATE_LABEL_MANDATORY | - IW_MGMT_RATE_LABEL_1MBIT, - [1] = IW_MGMT_RATE_LABEL_MANDATORY | - IW_MGMT_RATE_LABEL_2MBIT, - }, - }, - .operational_rset = { - .el = { - .id = IW_MGMT_INFO_ELEMENT_SUPPORTED_RATES, - .len = 2, - }, - .data_rate_labels = { - [0] = IW_MGMT_RATE_LABEL_MANDATORY | - IW_MGMT_RATE_LABEL_1MBIT, - [1] = IW_MGMT_RATE_LABEL_MANDATORY | - IW_MGMT_RATE_LABEL_2MBIT, - }, - }, - .ibss_pset = { - .el = { - .id = IW_MGMT_INFO_ELEMENT_IBSS_PARAMETER_SET, - .len = 2, - }, - .atim_window = 10, - }, - .bss_type = wl3501_fw_bss_type(this), - .cap_info = wl3501_fw_cap_info(this), - }; - - iw_copy_mgmt_info_element(&sig.ssid.el, &this->essid.el); - iw_copy_mgmt_info_element(&this->keep_essid.el, &this->essid.el); - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr) -{ - u16 i = 0; - int matchflag = 0; - struct wl3501_scan_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - if (sig.status == WL3501_STATUS_SUCCESS) { - pr_debug("success"); - if ((this->net_type == IW_MODE_INFRA && - (sig.req.cap_info & WL3501_MGMT_CAPABILITY_ESS)) || - (this->net_type == IW_MODE_ADHOC && - (sig.req.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) || - this->net_type == IW_MODE_AUTO) { - if (!this->essid.el.len) - matchflag = 1; - else if (this->essid.el.len == 3 && - !memcmp(this->essid.essid, "ANY", 3)) - matchflag = 1; - else if (this->essid.el.len != sig.req.ssid.el.len) - matchflag = 0; - else if (memcmp(this->essid.essid, sig.req.ssid.essid, - this->essid.el.len)) - matchflag = 0; - else - matchflag = 1; - if (matchflag) { - for (i = 0; i < this->bss_cnt; i++) { - if (ether_addr_equal_unaligned(this->bss_set[i].req.bssid, - sig.req.bssid)) { - matchflag = 0; - break; - } - } - } - if (matchflag && (i < 20)) { - memcpy(&this->bss_set[i].req, - &sig.req, sizeof(sig.req)); - this->bss_cnt++; - this->rssi = sig.rssi; - this->bss_set[i].rssi = sig.rssi; - } - } - } else if (sig.status == WL3501_STATUS_TIMEOUT) { - pr_debug("timeout"); - this->join_sta_bss = 0; - for (i = this->join_sta_bss; i < this->bss_cnt; i++) - if (!wl3501_mgmt_join(this, i)) - break; - this->join_sta_bss = i; - if (this->join_sta_bss == this->bss_cnt) { - if (this->net_type == IW_MODE_INFRA) - wl3501_mgmt_scan(this, 100); - else { - this->adhoc_times++; - if (this->adhoc_times > WL3501_MAX_ADHOC_TRIES) - wl3501_mgmt_start(this); - else - wl3501_mgmt_scan(this, 100); - } - } - } -} - -/** - * wl3501_block_interrupt - Mask interrupt from SUTRO - * @this: Card - * - * Mask interrupt from SUTRO. (i.e. SUTRO cannot interrupt the HOST) - * Return: 1 if interrupt is originally enabled - */ -static int wl3501_block_interrupt(struct wl3501_card *this) -{ - u8 old = inb(this->base_addr + WL3501_NIC_GCR); - u8 new = old & (~(WL3501_GCR_ECINT | WL3501_GCR_INT2EC | - WL3501_GCR_ENECINT)); - - wl3501_outb(new, this->base_addr + WL3501_NIC_GCR); - return old & WL3501_GCR_ENECINT; -} - -/** - * wl3501_unblock_interrupt - Enable interrupt from SUTRO - * @this: Card - * - * Enable interrupt from SUTRO. (i.e. SUTRO can interrupt the HOST) - * Return: 1 if interrupt is originally enabled - */ -static int wl3501_unblock_interrupt(struct wl3501_card *this) -{ - u8 old = inb(this->base_addr + WL3501_NIC_GCR); - u8 new = (old & ~(WL3501_GCR_ECINT | WL3501_GCR_INT2EC)) | - WL3501_GCR_ENECINT; - - wl3501_outb(new, this->base_addr + WL3501_NIC_GCR); - return old & WL3501_GCR_ENECINT; -} - -/** - * wl3501_receive - Receive data from Receive Queue. - * - * Receive data from Receive Queue. - * - * @this: card - * @bf: address of host - * @size: size of buffer. - */ -static u16 wl3501_receive(struct wl3501_card *this, u8 *bf, u16 size) -{ - u16 next_addr, next_addr1; - u8 *data = bf + 12; - - size -= 12; - wl3501_get_from_wla(this, this->start_seg + 2, - &next_addr, sizeof(next_addr)); - if (size > WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr)) { - wl3501_get_from_wla(this, - this->start_seg + - sizeof(struct wl3501_rx_hdr), data, - WL3501_BLKSZ - - sizeof(struct wl3501_rx_hdr)); - size -= WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr); - data += WL3501_BLKSZ - sizeof(struct wl3501_rx_hdr); - } else { - wl3501_get_from_wla(this, - this->start_seg + - sizeof(struct wl3501_rx_hdr), - data, size); - size = 0; - } - while (size > 0) { - if (size > WL3501_BLKSZ - 5) { - wl3501_get_from_wla(this, next_addr + 5, data, - WL3501_BLKSZ - 5); - size -= WL3501_BLKSZ - 5; - data += WL3501_BLKSZ - 5; - wl3501_get_from_wla(this, next_addr + 2, &next_addr1, - sizeof(next_addr1)); - next_addr = next_addr1; - } else { - wl3501_get_from_wla(this, next_addr + 5, data, size); - size = 0; - } - } - return 0; -} - -static void wl3501_esbq_req_free(struct wl3501_card *this) -{ - u8 tmp; - u16 addr; - - if (this->esbq_req_head == this->esbq_req_tail) - goto out; - wl3501_get_from_wla(this, this->esbq_req_tail + 3, &tmp, sizeof(tmp)); - if (!(tmp & 0x80)) - goto out; - wl3501_get_from_wla(this, this->esbq_req_tail, &addr, sizeof(addr)); - wl3501_free_tx_buffer(this, addr); - this->esbq_req_tail += 4; - if (this->esbq_req_tail >= this->esbq_req_end) - this->esbq_req_tail = this->esbq_req_start; -out: - return; -} - -static int wl3501_esbq_confirm(struct wl3501_card *this) -{ - u8 tmp; - - wl3501_get_from_wla(this, this->esbq_confirm + 3, &tmp, sizeof(tmp)); - return tmp & 0x80; -} - -static void wl3501_online(struct net_device *dev) -{ - struct wl3501_card *this = netdev_priv(dev); - - printk(KERN_INFO "%s: Wireless LAN online. BSSID: %pM\n", - dev->name, this->bssid); - netif_wake_queue(dev); -} - -static void wl3501_esbq_confirm_done(struct wl3501_card *this) -{ - u8 tmp = 0; - - wl3501_set_to_wla(this, this->esbq_confirm + 3, &tmp, sizeof(tmp)); - this->esbq_confirm += 4; - if (this->esbq_confirm >= this->esbq_confirm_end) - this->esbq_confirm = this->esbq_confirm_start; -} - -static int wl3501_mgmt_auth(struct wl3501_card *this) -{ - struct wl3501_auth_req sig = { - .sig_id = WL3501_SIG_AUTH_REQ, - .type = WL3501_SYS_TYPE_OPEN, - .timeout = 1000, - }; - - pr_debug("entry"); - memcpy(sig.mac_addr, this->bssid, ETH_ALEN); - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static int wl3501_mgmt_association(struct wl3501_card *this) -{ - struct wl3501_assoc_req sig = { - .sig_id = WL3501_SIG_ASSOC_REQ, - .timeout = 1000, - .listen_interval = 5, - .cap_info = this->cap_info, - }; - - pr_debug("entry"); - memcpy(sig.mac_addr, this->bssid, ETH_ALEN); - return wl3501_esbq_exec(this, &sig, sizeof(sig)); -} - -static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr) -{ - struct wl3501_card *this = netdev_priv(dev); - struct wl3501_join_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - if (sig.status == WL3501_STATUS_SUCCESS) { - if (this->net_type == IW_MODE_INFRA) { - if (this->join_sta_bss < this->bss_cnt) { - const int i = this->join_sta_bss; - memcpy(this->bssid, - this->bss_set[i].req.bssid, ETH_ALEN); - this->chan = this->bss_set[i].req.ds_pset.chan; - iw_copy_mgmt_info_element(&this->keep_essid.el, - &this->bss_set[i].req.ssid.el); - wl3501_mgmt_auth(this); - } - } else { - const int i = this->join_sta_bss; - - memcpy(&this->bssid, &this->bss_set[i].req.bssid, ETH_ALEN); - this->chan = this->bss_set[i].req.ds_pset.chan; - iw_copy_mgmt_info_element(&this->keep_essid.el, - &this->bss_set[i].req.ssid.el); - wl3501_online(dev); - } - } else { - int i; - this->join_sta_bss++; - for (i = this->join_sta_bss; i < this->bss_cnt; i++) - if (!wl3501_mgmt_join(this, i)) - break; - this->join_sta_bss = i; - if (this->join_sta_bss == this->bss_cnt) { - if (this->net_type == IW_MODE_INFRA) - wl3501_mgmt_scan(this, 100); - else { - this->adhoc_times++; - if (this->adhoc_times > WL3501_MAX_ADHOC_TRIES) - wl3501_mgmt_start(this); - else - wl3501_mgmt_scan(this, 100); - } - } - } -} - -static inline void wl3501_alarm_interrupt(struct net_device *dev, - struct wl3501_card *this) -{ - if (this->net_type == IW_MODE_INFRA) { - printk(KERN_INFO "Wireless LAN offline\n"); - netif_stop_queue(dev); - wl3501_mgmt_resync(this); - } -} - -static inline void wl3501_md_confirm_interrupt(struct net_device *dev, - struct wl3501_card *this, - u16 addr) -{ - struct wl3501_md_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - wl3501_free_tx_buffer(this, sig.data); - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); -} - -static inline void wl3501_md_ind_interrupt(struct net_device *dev, - struct wl3501_card *this, u16 addr) -{ - struct wl3501_md_ind sig; - struct sk_buff *skb; - u8 rssi, addr4[ETH_ALEN]; - u16 pkt_len; - - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - this->start_seg = sig.data; - wl3501_get_from_wla(this, - sig.data + offsetof(struct wl3501_rx_hdr, rssi), - &rssi, sizeof(rssi)); - this->rssi = rssi <= 63 ? (rssi * 100) / 64 : 255; - - wl3501_get_from_wla(this, - sig.data + - offsetof(struct wl3501_rx_hdr, addr4), - &addr4, sizeof(addr4)); - if (!(addr4[0] == 0xAA && addr4[1] == 0xAA && - addr4[2] == 0x03 && addr4[4] == 0x00)) { - printk(KERN_INFO "Unsupported packet type!\n"); - return; - } - pkt_len = sig.size + 12 - 24 - 4 - 6; - - skb = dev_alloc_skb(pkt_len + 5); - - if (!skb) { - printk(KERN_WARNING "%s: Can't alloc a sk_buff of size %d.\n", - dev->name, pkt_len); - dev->stats.rx_dropped++; - } else { - skb->dev = dev; - skb_reserve(skb, 2); /* IP headers on 16 bytes boundaries */ - skb_copy_to_linear_data(skb, (unsigned char *)&sig.addr, - sizeof(sig.addr)); - wl3501_receive(this, skb->data, pkt_len); - skb_put(skb, pkt_len); - skb->protocol = eth_type_trans(skb, dev); - dev->stats.rx_packets++; - dev->stats.rx_bytes += skb->len; - netif_rx(skb); - } -} - -static inline void wl3501_get_confirm_interrupt(struct wl3501_card *this, - u16 addr, void *sig, int size) -{ - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &this->sig_get_confirm, - sizeof(this->sig_get_confirm)); - wake_up(&this->wait); -} - -static inline void wl3501_start_confirm_interrupt(struct net_device *dev, - struct wl3501_card *this, - u16 addr) -{ - struct wl3501_start_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - if (sig.status == WL3501_STATUS_SUCCESS) - netif_wake_queue(dev); -} - -static inline void wl3501_assoc_confirm_interrupt(struct net_device *dev, - u16 addr) -{ - struct wl3501_card *this = netdev_priv(dev); - struct wl3501_assoc_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - - if (sig.status == WL3501_STATUS_SUCCESS) - wl3501_online(dev); -} - -static inline void wl3501_auth_confirm_interrupt(struct wl3501_card *this, - u16 addr) -{ - struct wl3501_auth_confirm sig; - - pr_debug("entry"); - wl3501_get_from_wla(this, addr, &sig, sizeof(sig)); - - if (sig.status == WL3501_STATUS_SUCCESS) - wl3501_mgmt_association(this); - else - wl3501_mgmt_resync(this); -} - -static inline void wl3501_rx_interrupt(struct net_device *dev) -{ - int morepkts; - u16 addr; - u8 sig_id; - struct wl3501_card *this = netdev_priv(dev); - - pr_debug("entry"); -loop: - morepkts = 0; - if (!wl3501_esbq_confirm(this)) - goto free; - wl3501_get_from_wla(this, this->esbq_confirm, &addr, sizeof(addr)); - wl3501_get_from_wla(this, addr + 2, &sig_id, sizeof(sig_id)); - - switch (sig_id) { - case WL3501_SIG_DEAUTH_IND: - case WL3501_SIG_DISASSOC_IND: - case WL3501_SIG_ALARM: - wl3501_alarm_interrupt(dev, this); - break; - case WL3501_SIG_MD_CONFIRM: - wl3501_md_confirm_interrupt(dev, this, addr); - break; - case WL3501_SIG_MD_IND: - wl3501_md_ind_interrupt(dev, this, addr); - break; - case WL3501_SIG_GET_CONFIRM: - wl3501_get_confirm_interrupt(this, addr, - &this->sig_get_confirm, - sizeof(this->sig_get_confirm)); - break; - case WL3501_SIG_PWR_MGMT_CONFIRM: - wl3501_get_confirm_interrupt(this, addr, - &this->sig_pwr_mgmt_confirm, - sizeof(this->sig_pwr_mgmt_confirm)); - break; - case WL3501_SIG_START_CONFIRM: - wl3501_start_confirm_interrupt(dev, this, addr); - break; - case WL3501_SIG_SCAN_CONFIRM: - wl3501_mgmt_scan_confirm(this, addr); - break; - case WL3501_SIG_JOIN_CONFIRM: - wl3501_mgmt_join_confirm(dev, addr); - break; - case WL3501_SIG_ASSOC_CONFIRM: - wl3501_assoc_confirm_interrupt(dev, addr); - break; - case WL3501_SIG_AUTH_CONFIRM: - wl3501_auth_confirm_interrupt(this, addr); - break; - case WL3501_SIG_RESYNC_CONFIRM: - wl3501_mgmt_resync(this); /* FIXME: should be resync_confirm */ - break; - } - wl3501_esbq_confirm_done(this); - morepkts = 1; - /* free request if necessary */ -free: - wl3501_esbq_req_free(this); - if (morepkts) - goto loop; -} - -static inline void wl3501_ack_interrupt(struct wl3501_card *this) -{ - wl3501_outb(WL3501_GCR_ECINT, this->base_addr + WL3501_NIC_GCR); -} - -/** - * wl3501_interrupt - Hardware interrupt from card. - * @irq: Interrupt number - * @dev_id: net_device - * - * We must acknowledge the interrupt as soon as possible, and block the - * interrupt from the same card immediately to prevent re-entry. - * - * Before accessing the Control_Status_Block, we must lock SUTRO first. - * On the other hand, to prevent SUTRO from malfunctioning, we must - * unlock the SUTRO as soon as possible. - */ -static irqreturn_t wl3501_interrupt(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - struct wl3501_card *this; - - this = netdev_priv(dev); - spin_lock(&this->lock); - wl3501_ack_interrupt(this); - wl3501_block_interrupt(this); - wl3501_rx_interrupt(dev); - wl3501_unblock_interrupt(this); - spin_unlock(&this->lock); - - return IRQ_HANDLED; -} - -static int wl3501_reset_board(struct wl3501_card *this) -{ - u8 tmp = 0; - int i, rc = 0; - - /* Coreset */ - wl3501_outb_p(WL3501_GCR_CORESET, this->base_addr + WL3501_NIC_GCR); - wl3501_outb_p(0, this->base_addr + WL3501_NIC_GCR); - wl3501_outb_p(WL3501_GCR_CORESET, this->base_addr + WL3501_NIC_GCR); - - /* Reset SRAM 0x480 to zero */ - wl3501_set_to_wla(this, 0x480, &tmp, sizeof(tmp)); - - /* Start up */ - wl3501_outb_p(0, this->base_addr + WL3501_NIC_GCR); - - WL3501_NOPLOOP(1024 * 50); - - wl3501_unblock_interrupt(this); /* acme: was commented */ - - /* Polling Self_Test_Status */ - for (i = 0; i < 10000; i++) { - wl3501_get_from_wla(this, 0x480, &tmp, sizeof(tmp)); - - if (tmp == 'W') { - /* firmware complete all test successfully */ - tmp = 'A'; - wl3501_set_to_wla(this, 0x480, &tmp, sizeof(tmp)); - goto out; - } - WL3501_NOPLOOP(10); - } - printk(KERN_WARNING "%s: failed to reset the board!\n", __func__); - rc = -ENODEV; -out: - return rc; -} - -static int wl3501_init_firmware(struct wl3501_card *this) -{ - u16 ptr, next; - int rc = wl3501_reset_board(this); - - if (rc) - goto fail; - this->card_name[0] = '\0'; - wl3501_get_from_wla(this, 0x1a00, - this->card_name, sizeof(this->card_name)); - this->card_name[sizeof(this->card_name) - 1] = '\0'; - this->firmware_date[0] = '\0'; - wl3501_get_from_wla(this, 0x1a40, - this->firmware_date, sizeof(this->firmware_date)); - this->firmware_date[sizeof(this->firmware_date) - 1] = '\0'; - /* Switch to SRAM Page 0 */ - wl3501_switch_page(this, WL3501_BSS_SPAGE0); - /* Read parameter from card */ - wl3501_get_from_wla(this, 0x482, &this->esbq_req_start, 2); - wl3501_get_from_wla(this, 0x486, &this->esbq_req_end, 2); - wl3501_get_from_wla(this, 0x488, &this->esbq_confirm_start, 2); - wl3501_get_from_wla(this, 0x48c, &this->esbq_confirm_end, 2); - wl3501_get_from_wla(this, 0x48e, &this->tx_buffer_head, 2); - wl3501_get_from_wla(this, 0x492, &this->tx_buffer_size, 2); - this->esbq_req_tail = this->esbq_req_head = this->esbq_req_start; - this->esbq_req_end += this->esbq_req_start; - this->esbq_confirm = this->esbq_confirm_start; - this->esbq_confirm_end += this->esbq_confirm_start; - /* Initial Tx Buffer */ - this->tx_buffer_cnt = 1; - ptr = this->tx_buffer_head; - next = ptr + WL3501_BLKSZ; - while ((next - this->tx_buffer_head) < this->tx_buffer_size) { - this->tx_buffer_cnt++; - wl3501_set_to_wla(this, ptr, &next, sizeof(next)); - ptr = next; - next = ptr + WL3501_BLKSZ; - } - rc = 0; - next = 0; - wl3501_set_to_wla(this, ptr, &next, sizeof(next)); - this->tx_buffer_tail = ptr; -out: - return rc; -fail: - printk(KERN_WARNING "%s: failed!\n", __func__); - goto out; -} - -static int wl3501_close(struct net_device *dev) -{ - struct wl3501_card *this = netdev_priv(dev); - unsigned long flags; - struct pcmcia_device *link; - link = this->p_dev; - - spin_lock_irqsave(&this->lock, flags); - link->open--; - - /* Stop wl3501_hard_start_xmit() from now on */ - netif_stop_queue(dev); - wl3501_ack_interrupt(this); - - /* Mask interrupts from the SUTRO */ - wl3501_block_interrupt(this); - - printk(KERN_INFO "%s: WL3501 closed\n", dev->name); - spin_unlock_irqrestore(&this->lock, flags); - return 0; -} - -/** - * wl3501_reset - Reset the SUTRO. - * @dev: network device - * - * It is almost the same as wl3501_open(). In fact, we may just wl3501_close() - * and wl3501_open() again, but I wouldn't like to free_irq() when the driver - * is running. It seems to be dangerous. - */ -static int wl3501_reset(struct net_device *dev) -{ - struct wl3501_card *this = netdev_priv(dev); - int rc = -ENODEV; - unsigned long flags; - - spin_lock_irqsave(&this->lock, flags); - wl3501_block_interrupt(this); - - if (wl3501_init_firmware(this)) { - printk(KERN_WARNING "%s: Can't initialize Firmware!\n", - dev->name); - /* Free IRQ, and mark IRQ as unused */ - free_irq(dev->irq, dev); - goto out; - } - - /* - * Queue has to be started only when the Card is Started - */ - netif_stop_queue(dev); - this->adhoc_times = 0; - wl3501_ack_interrupt(this); - wl3501_unblock_interrupt(this); - wl3501_mgmt_scan(this, 100); - pr_debug("%s: device reset", dev->name); - rc = 0; -out: - spin_unlock_irqrestore(&this->lock, flags); - return rc; -} - -static void wl3501_tx_timeout(struct net_device *dev, unsigned int txqueue) -{ - struct net_device_stats *stats = &dev->stats; - int rc; - - stats->tx_errors++; - rc = wl3501_reset(dev); - if (rc) - printk(KERN_ERR "%s: Error %d resetting card on Tx timeout!\n", - dev->name, rc); - else { - netif_trans_update(dev); /* prevent tx timeout */ - netif_wake_queue(dev); - } -} - -/* - * Return : 0 - OK - * 1 - Could not transmit (dev_queue_xmit will queue it) - * and try to sent it later - */ -static netdev_tx_t wl3501_hard_start_xmit(struct sk_buff *skb, - struct net_device *dev) -{ - int enabled, rc; - struct wl3501_card *this = netdev_priv(dev); - unsigned long flags; - - spin_lock_irqsave(&this->lock, flags); - enabled = wl3501_block_interrupt(this); - rc = wl3501_send_pkt(this, skb->data, skb->len); - if (enabled) - wl3501_unblock_interrupt(this); - if (rc) { - ++dev->stats.tx_dropped; - netif_stop_queue(dev); - } else { - ++dev->stats.tx_packets; - dev->stats.tx_bytes += skb->len; - dev_kfree_skb_irq(skb); - - if (this->tx_buffer_cnt < 2) - netif_stop_queue(dev); - } - spin_unlock_irqrestore(&this->lock, flags); - return NETDEV_TX_OK; -} - -static int wl3501_open(struct net_device *dev) -{ - int rc = -ENODEV; - struct wl3501_card *this = netdev_priv(dev); - unsigned long flags; - struct pcmcia_device *link; - link = this->p_dev; - - spin_lock_irqsave(&this->lock, flags); - if (!pcmcia_dev_present(link)) - goto out; - netif_device_attach(dev); - link->open++; - - /* Initial WL3501 firmware */ - pr_debug("%s: Initialize WL3501 firmware...", dev->name); - if (wl3501_init_firmware(this)) - goto fail; - /* Initial device variables */ - this->adhoc_times = 0; - /* Acknowledge Interrupt, for cleaning last state */ - wl3501_ack_interrupt(this); - - /* Enable interrupt from card after all */ - wl3501_unblock_interrupt(this); - wl3501_mgmt_scan(this, 100); - rc = 0; - pr_debug("%s: WL3501 opened", dev->name); - printk(KERN_INFO "%s: Card Name: %s\n" - "%s: Firmware Date: %s\n", - dev->name, this->card_name, - dev->name, this->firmware_date); -out: - spin_unlock_irqrestore(&this->lock, flags); - return rc; -fail: - printk(KERN_WARNING "%s: Can't initialize firmware!\n", dev->name); - goto out; -} - -static struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev) -{ - struct wl3501_card *this = netdev_priv(dev); - struct iw_statistics *wstats = &this->wstats; - u32 value; /* size checked: it is u32 */ - - memset(wstats, 0, sizeof(*wstats)); - wstats->status = netif_running(dev); - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_ICV_ERROR_COUNT, - &value, sizeof(value))) - wstats->discard.code += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_UNDECRYPTABLE_COUNT, - &value, sizeof(value))) - wstats->discard.code += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_EXCLUDED_COUNT, - &value, sizeof(value))) - wstats->discard.code += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_RETRY_COUNT, - &value, sizeof(value))) - wstats->discard.retries = value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_FAILED_COUNT, - &value, sizeof(value))) - wstats->discard.misc += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_RTS_FAILURE_COUNT, - &value, sizeof(value))) - wstats->discard.misc += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_ACK_FAILURE_COUNT, - &value, sizeof(value))) - wstats->discard.misc += value; - if (!wl3501_get_mib_value(this, WL3501_MIB_ATTR_FRAME_DUPLICATE_COUNT, - &value, sizeof(value))) - wstats->discard.misc += value; - return wstats; -} - -/** - * wl3501_detach - deletes a driver "instance" - * @link: FILL_IN - * - * This deletes a driver "instance". The device is de-registered with Card - * Services. If it has been released, all local data structures are freed. - * Otherwise, the structures will be freed when the device is released. - */ -static void wl3501_detach(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - - /* If the device is currently configured and active, we won't actually - * delete it yet. Instead, it is marked so that when the release() - * function is called, that will trigger a proper detach(). */ - - while (link->open > 0) - wl3501_close(dev); - - netif_device_detach(dev); - wl3501_release(link); - - unregister_netdev(dev); - free_netdev(dev); -} - -static int wl3501_get_name(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - strscpy(wrqu->name, "IEEE 802.11-DS", sizeof(wrqu->name)); - return 0; -} - -static int wl3501_set_freq(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - int channel = wrqu->freq.m; - int rc = -EINVAL; - - if (iw_valid_channel(this->reg_domain, channel)) { - this->chan = channel; - rc = wl3501_reset(dev); - } - return rc; -} - -static int wl3501_get_freq(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - wrqu->freq.m = 100000 * - ieee80211_channel_to_frequency(this->chan, NL80211_BAND_2GHZ); - wrqu->freq.e = 1; - return 0; -} - -static int wl3501_set_mode(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - int rc = -EINVAL; - - if (wrqu->mode == IW_MODE_INFRA || - wrqu->mode == IW_MODE_ADHOC || - wrqu->mode == IW_MODE_AUTO) { - struct wl3501_card *this = netdev_priv(dev); - - this->net_type = wrqu->mode; - rc = wl3501_reset(dev); - } - return rc; -} - -static int wl3501_get_mode(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - wrqu->mode = this->net_type; - return 0; -} - -static int wl3501_get_sens(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - wrqu->sens.value = this->rssi; - wrqu->sens.disabled = !wrqu->sens.value; - wrqu->sens.fixed = 1; - return 0; -} - -static int wl3501_get_range(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct iw_range *range = (struct iw_range *)extra; - - /* Set the length (very important for backward compatibility) */ - wrqu->data.length = sizeof(*range); - - /* Set all the info we don't care or don't know about to zero */ - memset(range, 0, sizeof(*range)); - - /* Set the Wireless Extension versions */ - range->we_version_compiled = WIRELESS_EXT; - range->we_version_source = 1; - range->throughput = 2 * 1000 * 1000; /* ~2 Mb/s */ - /* FIXME: study the code to fill in more fields... */ - return 0; -} - -static int wl3501_set_wap(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - int rc = -EINVAL; - - /* FIXME: we support other ARPHRDs...*/ - if (wrqu->ap_addr.sa_family != ARPHRD_ETHER) - goto out; - if (is_broadcast_ether_addr(wrqu->ap_addr.sa_data)) { - /* FIXME: rescan? */ - } else - memcpy(this->bssid, wrqu->ap_addr.sa_data, ETH_ALEN); - /* FIXME: rescan? deassoc & scan? */ - rc = 0; -out: - return rc; -} - -static int wl3501_get_wap(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - wrqu->ap_addr.sa_family = ARPHRD_ETHER; - memcpy(wrqu->ap_addr.sa_data, this->bssid, ETH_ALEN); - return 0; -} - -static int wl3501_set_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - /* - * FIXME: trigger scanning with a reset, yes, I'm lazy - */ - return wl3501_reset(dev); -} - -static int wl3501_get_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - int i; - char *current_ev = extra; - struct iw_event iwe; - - for (i = 0; i < this->bss_cnt; ++i) { - iwe.cmd = SIOCGIWAP; - iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].req.bssid, ETH_ALEN); - current_ev = iwe_stream_add_event(info, current_ev, - extra + IW_SCAN_MAX_DATA, - &iwe, IW_EV_ADDR_LEN); - iwe.cmd = SIOCGIWESSID; - iwe.u.data.flags = 1; - iwe.u.data.length = this->bss_set[i].req.ssid.el.len; - current_ev = iwe_stream_add_point(info, current_ev, - extra + IW_SCAN_MAX_DATA, - &iwe, - this->bss_set[i].req.ssid.essid); - iwe.cmd = SIOCGIWMODE; - iwe.u.mode = this->bss_set[i].req.bss_type; - current_ev = iwe_stream_add_event(info, current_ev, - extra + IW_SCAN_MAX_DATA, - &iwe, IW_EV_UINT_LEN); - iwe.cmd = SIOCGIWFREQ; - iwe.u.freq.m = this->bss_set[i].req.ds_pset.chan; - iwe.u.freq.e = 0; - current_ev = iwe_stream_add_event(info, current_ev, - extra + IW_SCAN_MAX_DATA, - &iwe, IW_EV_FREQ_LEN); - iwe.cmd = SIOCGIWENCODE; - if (this->bss_set[i].req.cap_info & WL3501_MGMT_CAPABILITY_PRIVACY) - iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; - else - iwe.u.data.flags = IW_ENCODE_DISABLED; - iwe.u.data.length = 0; - current_ev = iwe_stream_add_point(info, current_ev, - extra + IW_SCAN_MAX_DATA, - &iwe, NULL); - } - /* Length of data */ - wrqu->data.length = (current_ev - extra); - wrqu->data.flags = 0; /* FIXME: set properly these flags */ - return 0; -} - -static int wl3501_set_essid(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - if (wrqu->data.flags) { - iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID, - &this->essid.el, - extra, wrqu->data.length); - } else { /* We accept any ESSID */ - iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID, - &this->essid.el, "ANY", 3); - } - return wl3501_reset(dev); -} - -static int wl3501_get_essid(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - unsigned long flags; - - spin_lock_irqsave(&this->lock, flags); - wrqu->essid.flags = 1; - wrqu->essid.length = this->essid.el.len; - memcpy(extra, this->essid.essid, this->essid.el.len); - spin_unlock_irqrestore(&this->lock, flags); - return 0; -} - -static int wl3501_set_nick(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - if (wrqu->data.length > sizeof(this->nick)) - return -E2BIG; - strscpy(this->nick, extra, wrqu->data.length); - return 0; -} - -static int wl3501_get_nick(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - struct wl3501_card *this = netdev_priv(dev); - - strscpy(extra, this->nick, 32); - wrqu->data.length = strlen(extra); - return 0; -} - -static int wl3501_get_rate(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - /* - * FIXME: have to see from where to get this info, perhaps this card - * works at 1 Mbit/s too... for now leave at 2 Mbit/s that is the most - * common with the Planet Access Points. -acme - */ - wrqu->bitrate.value = 2000000; - wrqu->bitrate.fixed = 1; - return 0; -} - -static int wl3501_get_rts_threshold(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u16 threshold; /* size checked: it is u16 */ - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_RTS_THRESHOLD, - &threshold, sizeof(threshold)); - if (!rc) { - wrqu->rts.value = threshold; - wrqu->rts.disabled = threshold >= 2347; - wrqu->rts.fixed = 1; - } - return rc; -} - -static int wl3501_get_frag_threshold(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u16 threshold; /* size checked: it is u16 */ - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_FRAG_THRESHOLD, - &threshold, sizeof(threshold)); - if (!rc) { - wrqu->frag.value = threshold; - wrqu->frag.disabled = threshold >= 2346; - wrqu->frag.fixed = 1; - } - return rc; -} - -static int wl3501_get_txpow(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u16 txpow; - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, - WL3501_MIB_ATTR_CURRENT_TX_PWR_LEVEL, - &txpow, sizeof(txpow)); - if (!rc) { - wrqu->txpower.value = txpow; - wrqu->txpower.disabled = 0; - /* - * From the MIB values I think this can be configurable, - * as it lists several tx power levels -acme - */ - wrqu->txpower.fixed = 0; - wrqu->txpower.flags = IW_TXPOW_MWATT; - } - return rc; -} - -static int wl3501_get_retry(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u8 retry; /* size checked: it is u8 */ - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, - WL3501_MIB_ATTR_LONG_RETRY_LIMIT, - &retry, sizeof(retry)); - if (rc) - goto out; - if (wrqu->retry.flags & IW_RETRY_LONG) { - wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_LONG; - goto set_value; - } - rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_SHORT_RETRY_LIMIT, - &retry, sizeof(retry)); - if (rc) - goto out; - wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; -set_value: - wrqu->retry.value = retry; - wrqu->retry.disabled = 0; -out: - return rc; -} - -static int wl3501_get_encode(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u8 implemented, restricted, keys[100], len_keys, tocopy; - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, - WL3501_MIB_ATTR_PRIV_OPT_IMPLEMENTED, - &implemented, sizeof(implemented)); - if (rc) - goto out; - if (!implemented) { - wrqu->encoding.flags = IW_ENCODE_DISABLED; - goto out; - } - rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_EXCLUDE_UNENCRYPTED, - &restricted, sizeof(restricted)); - if (rc) - goto out; - wrqu->encoding.flags = restricted ? IW_ENCODE_RESTRICTED : - IW_ENCODE_OPEN; - rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_KEY_MAPPINGS_LEN, - &len_keys, sizeof(len_keys)); - if (rc) - goto out; - rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_WEP_KEY_MAPPINGS, - keys, len_keys); - if (rc) - goto out; - tocopy = min_t(u16, len_keys, wrqu->encoding.length); - tocopy = min_t(u8, tocopy, 100); - wrqu->encoding.length = tocopy; - memcpy(extra, keys, tocopy); -out: - return rc; -} - -static int wl3501_get_power(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - u8 pwr_state; - struct wl3501_card *this = netdev_priv(dev); - int rc = wl3501_get_mib_value(this, - WL3501_MIB_ATTR_CURRENT_PWR_STATE, - &pwr_state, sizeof(pwr_state)); - if (rc) - goto out; - wrqu->power.disabled = !pwr_state; - wrqu->power.flags = IW_POWER_ON; -out: - return rc; -} - -static const iw_handler wl3501_handler[] = { - IW_HANDLER(SIOCGIWNAME, wl3501_get_name), - IW_HANDLER(SIOCSIWFREQ, wl3501_set_freq), - IW_HANDLER(SIOCGIWFREQ, wl3501_get_freq), - IW_HANDLER(SIOCSIWMODE, wl3501_set_mode), - IW_HANDLER(SIOCGIWMODE, wl3501_get_mode), - IW_HANDLER(SIOCGIWSENS, wl3501_get_sens), - IW_HANDLER(SIOCGIWRANGE, wl3501_get_range), - IW_HANDLER(SIOCSIWSPY, iw_handler_set_spy), - IW_HANDLER(SIOCGIWSPY, iw_handler_get_spy), - IW_HANDLER(SIOCSIWTHRSPY, iw_handler_set_thrspy), - IW_HANDLER(SIOCGIWTHRSPY, iw_handler_get_thrspy), - IW_HANDLER(SIOCSIWAP, wl3501_set_wap), - IW_HANDLER(SIOCGIWAP, wl3501_get_wap), - IW_HANDLER(SIOCSIWSCAN, wl3501_set_scan), - IW_HANDLER(SIOCGIWSCAN, wl3501_get_scan), - IW_HANDLER(SIOCSIWESSID, wl3501_set_essid), - IW_HANDLER(SIOCGIWESSID, wl3501_get_essid), - IW_HANDLER(SIOCSIWNICKN, wl3501_set_nick), - IW_HANDLER(SIOCGIWNICKN, wl3501_get_nick), - IW_HANDLER(SIOCGIWRATE, wl3501_get_rate), - IW_HANDLER(SIOCGIWRTS, wl3501_get_rts_threshold), - IW_HANDLER(SIOCGIWFRAG, wl3501_get_frag_threshold), - IW_HANDLER(SIOCGIWTXPOW, wl3501_get_txpow), - IW_HANDLER(SIOCGIWRETRY, wl3501_get_retry), - IW_HANDLER(SIOCGIWENCODE, wl3501_get_encode), - IW_HANDLER(SIOCGIWPOWER, wl3501_get_power), -}; - -static const struct iw_handler_def wl3501_handler_def = { - .num_standard = ARRAY_SIZE(wl3501_handler), - .standard = (iw_handler *)wl3501_handler, - .get_wireless_stats = wl3501_get_wireless_stats, -}; - -static const struct net_device_ops wl3501_netdev_ops = { - .ndo_open = wl3501_open, - .ndo_stop = wl3501_close, - .ndo_start_xmit = wl3501_hard_start_xmit, - .ndo_tx_timeout = wl3501_tx_timeout, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, -}; - -static int wl3501_probe(struct pcmcia_device *p_dev) -{ - struct net_device *dev; - struct wl3501_card *this; - int ret; - - /* The io structure describes IO port mapping */ - p_dev->resource[0]->end = 16; - p_dev->resource[0]->flags = IO_DATA_PATH_WIDTH_8; - - /* General socket configuration */ - p_dev->config_flags = CONF_ENABLE_IRQ; - p_dev->config_index = 1; - - dev = alloc_etherdev(sizeof(struct wl3501_card)); - if (!dev) - return -ENOMEM; - - dev->netdev_ops = &wl3501_netdev_ops; - dev->watchdog_timeo = 5 * HZ; - - this = netdev_priv(dev); - this->wireless_data.spy_data = &this->spy_data; - this->p_dev = p_dev; - dev->wireless_data = &this->wireless_data; - dev->wireless_handlers = &wl3501_handler_def; - netif_stop_queue(dev); - p_dev->priv = dev; - - ret = wl3501_config(p_dev); - if (ret) - goto out_free_etherdev; - - return 0; - -out_free_etherdev: - free_netdev(dev); - return ret; -} - -static int wl3501_config(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - int i = 0, j, ret; - struct wl3501_card *this; - - /* Try allocating IO ports. This tries a few fixed addresses. If you - * want, you can also read the card's config table to pick addresses -- - * see the serial driver for an example. */ - link->io_lines = 5; - - for (j = 0x280; j < 0x400; j += 0x20) { - /* The '^0x300' is so that we probe 0x300-0x3ff first, then - * 0x200-0x2ff, and so on, because this seems safer */ - link->resource[0]->start = j; - link->resource[1]->start = link->resource[0]->start + 0x10; - i = pcmcia_request_io(link); - if (i == 0) - break; - } - if (i != 0) - goto failed; - - /* Now allocate an interrupt line. Note that this does not actually - * assign a handler to the interrupt. */ - - ret = pcmcia_request_irq(link, wl3501_interrupt); - if (ret) - goto failed; - - ret = pcmcia_enable_device(link); - if (ret) - goto failed; - - dev->irq = link->irq; - dev->base_addr = link->resource[0]->start; - SET_NETDEV_DEV(dev, &link->dev); - if (register_netdev(dev)) { - printk(KERN_NOTICE "wl3501_cs: register_netdev() failed\n"); - goto failed; - } - - this = netdev_priv(dev); - - this->base_addr = dev->base_addr; - - if (!wl3501_get_flash_mac_addr(this)) { - printk(KERN_WARNING "%s: Can't read MAC addr in flash ROM?\n", - dev->name); - unregister_netdev(dev); - goto failed; - } - - eth_hw_addr_set(dev, this->mac_addr); - - /* print probe information */ - printk(KERN_INFO "%s: wl3501 @ 0x%3.3x, IRQ %d, " - "MAC addr in flash ROM:%pM\n", - dev->name, this->base_addr, (int)dev->irq, - dev->dev_addr); - /* - * Initialize card parameters - added by jss - */ - this->net_type = IW_MODE_INFRA; - this->bss_cnt = 0; - this->join_sta_bss = 0; - this->adhoc_times = 0; - iw_set_mgmt_info_element(IW_MGMT_INFO_ELEMENT_SSID, &this->essid.el, - "ANY", 3); - this->card_name[0] = '\0'; - this->firmware_date[0] = '\0'; - this->rssi = 255; - this->chan = iw_default_channel(this->reg_domain); - strscpy(this->nick, "Planet WL3501", sizeof(this->nick)); - spin_lock_init(&this->lock); - init_waitqueue_head(&this->wait); - netif_start_queue(dev); - return 0; - -failed: - wl3501_release(link); - return -ENODEV; -} - -static void wl3501_release(struct pcmcia_device *link) -{ - pcmcia_disable_device(link); -} - -static int wl3501_suspend(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - - wl3501_pwr_mgmt(netdev_priv(dev), WL3501_SUSPEND); - if (link->open) - netif_device_detach(dev); - - return 0; -} - -static int wl3501_resume(struct pcmcia_device *link) -{ - struct net_device *dev = link->priv; - - wl3501_pwr_mgmt(netdev_priv(dev), WL3501_RESUME); - if (link->open) { - wl3501_reset(dev); - netif_device_attach(dev); - } - - return 0; -} - - -static const struct pcmcia_device_id wl3501_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0001), - PCMCIA_DEVICE_NULL -}; -MODULE_DEVICE_TABLE(pcmcia, wl3501_ids); - -static struct pcmcia_driver wl3501_driver = { - .owner = THIS_MODULE, - .name = "wl3501_cs", - .probe = wl3501_probe, - .remove = wl3501_detach, - .id_table = wl3501_ids, - .suspend = wl3501_suspend, - .resume = wl3501_resume, -}; -module_pcmcia_driver(wl3501_driver); - -MODULE_AUTHOR("Fox Chen <mhchen@golf.ccl.itri.org.tw>, " - "Arnaldo Carvalho de Melo <acme@conectiva.com.br>," - "Gustavo Niemeyer <niemeyer@conectiva.com>"); -MODULE_DESCRIPTION("Planet wl3501 wireless driver"); -MODULE_LICENSE("GPL"); |