diff options
author | 2020-11-06 19:28:05 +0800 | |
---|---|---|
committer | 2020-11-13 20:38:54 +1100 | |
commit | 9e0f74b717e41811921e647e7a6121cc55987f41 (patch) | |
tree | 8b0048b672bcca49f1da1768806d34c8afa68986 /drivers/crypto | |
parent | crypto: qat - use ae_mask (diff) | |
download | linux-9e0f74b717e41811921e647e7a6121cc55987f41.tar.gz linux-9e0f74b717e41811921e647e7a6121cc55987f41.tar.bz2 linux-9e0f74b717e41811921e647e7a6121cc55987f41.zip |
crypto: qat - add CSS3K support
Add support for CSS3K, which uses RSA3K as image signature algorithm,
to support the next generation of QAT devices.
Signed-off-by: Jack Xu <jack.xu@intel.com>
Co-developed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r-- | drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h | 1 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/icp_qat_uclo.h | 54 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_hal.c | 2 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_uclo.c | 51 |
4 files changed, 68 insertions, 40 deletions
diff --git a/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h b/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h index 81dba42248bf..29710e88e8b8 100644 --- a/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h +++ b/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h @@ -33,6 +33,7 @@ struct icp_qat_fw_loader_chip_info { u32 misc_ctl_csr; u32 wakeup_event_val; bool fw_auth; + bool css_3k; }; struct icp_qat_fw_loader_handle { diff --git a/drivers/crypto/qat/qat_common/icp_qat_uclo.h b/drivers/crypto/qat/qat_common/icp_qat_uclo.h index 5728a81d9dea..4315b4504c26 100644 --- a/drivers/crypto/qat/qat_common/icp_qat_uclo.h +++ b/drivers/crypto/qat/qat_common/icp_qat_uclo.h @@ -42,24 +42,48 @@ #define ICP_QAT_SUOF_IMAG "SUF_IMAG" #define ICP_QAT_SIMG_AE_INIT_SEQ_LEN (50 * sizeof(unsigned long long)) #define ICP_QAT_SIMG_AE_INSTS_LEN (0x4000 * sizeof(unsigned long long)) -#define ICP_QAT_CSS_FWSK_MODULUS_LEN 256 -#define ICP_QAT_CSS_FWSK_EXPONENT_LEN 4 -#define ICP_QAT_CSS_FWSK_PAD_LEN 252 -#define ICP_QAT_CSS_FWSK_PUB_LEN (ICP_QAT_CSS_FWSK_MODULUS_LEN + \ - ICP_QAT_CSS_FWSK_EXPONENT_LEN + \ - ICP_QAT_CSS_FWSK_PAD_LEN) -#define ICP_QAT_CSS_SIGNATURE_LEN 256 + +#define DSS_FWSK_MODULUS_LEN 384 /* RSA3K */ +#define DSS_FWSK_EXPONENT_LEN 4 +#define DSS_FWSK_PADDING_LEN 380 +#define DSS_SIGNATURE_LEN 384 /* RSA3K */ + +#define CSS_FWSK_MODULUS_LEN 256 /* RSA2K */ +#define CSS_FWSK_EXPONENT_LEN 4 +#define CSS_FWSK_PADDING_LEN 252 +#define CSS_SIGNATURE_LEN 256 /* RSA2K */ + +#define ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) ((handle)->chip_info->css_3k ? \ + DSS_FWSK_MODULUS_LEN : \ + CSS_FWSK_MODULUS_LEN) + +#define ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle) ((handle)->chip_info->css_3k ? \ + DSS_FWSK_EXPONENT_LEN : \ + CSS_FWSK_EXPONENT_LEN) + +#define ICP_QAT_CSS_FWSK_PAD_LEN(handle) ((handle)->chip_info->css_3k ? \ + DSS_FWSK_PADDING_LEN : \ + CSS_FWSK_PADDING_LEN) + +#define ICP_QAT_CSS_FWSK_PUB_LEN(handle) (ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) + \ + ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle) + \ + ICP_QAT_CSS_FWSK_PAD_LEN(handle)) + +#define ICP_QAT_CSS_SIGNATURE_LEN(handle) ((handle)->chip_info->css_3k ? \ + DSS_SIGNATURE_LEN : \ + CSS_SIGNATURE_LEN) + #define ICP_QAT_CSS_AE_IMG_LEN (sizeof(struct icp_qat_simg_ae_mode) + \ ICP_QAT_SIMG_AE_INIT_SEQ_LEN + \ ICP_QAT_SIMG_AE_INSTS_LEN) -#define ICP_QAT_CSS_AE_SIMG_LEN (sizeof(struct icp_qat_css_hdr) + \ - ICP_QAT_CSS_FWSK_PUB_LEN + \ - ICP_QAT_CSS_SIGNATURE_LEN + \ - ICP_QAT_CSS_AE_IMG_LEN) -#define ICP_QAT_AE_IMG_OFFSET (sizeof(struct icp_qat_css_hdr) + \ - ICP_QAT_CSS_FWSK_MODULUS_LEN + \ - ICP_QAT_CSS_FWSK_EXPONENT_LEN + \ - ICP_QAT_CSS_SIGNATURE_LEN) +#define ICP_QAT_CSS_AE_SIMG_LEN(handle) (sizeof(struct icp_qat_css_hdr) + \ + ICP_QAT_CSS_FWSK_PUB_LEN(handle) + \ + ICP_QAT_CSS_SIGNATURE_LEN(handle) + \ + ICP_QAT_CSS_AE_IMG_LEN) +#define ICP_QAT_AE_IMG_OFFSET(handle) (sizeof(struct icp_qat_css_hdr) + \ + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) + \ + ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle) + \ + ICP_QAT_CSS_SIGNATURE_LEN(handle)) #define ICP_QAT_CSS_MAX_IMAGE_LEN 0x40000 #define ICP_QAT_CTX_MODE(ae_mode) ((ae_mode) & 0xf) diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c index eae1a5e0efeb..8470139bcfe8 100644 --- a/drivers/crypto/qat/qat_common/qat_hal.c +++ b/drivers/crypto/qat/qat_common/qat_hal.c @@ -706,6 +706,7 @@ static int qat_hal_chip_init(struct icp_qat_fw_loader_handle *handle, handle->chip_info->misc_ctl_csr = MISC_CONTROL; handle->chip_info->wakeup_event_val = WAKEUP_EVENT; handle->chip_info->fw_auth = true; + handle->chip_info->css_3k = false; break; case PCI_DEVICE_ID_INTEL_QAT_DH895XCC: handle->chip_info->sram_visible = true; @@ -717,6 +718,7 @@ static int qat_hal_chip_init(struct icp_qat_fw_loader_handle *handle, handle->chip_info->misc_ctl_csr = MISC_CONTROL; handle->chip_info->wakeup_event_val = WAKEUP_EVENT; handle->chip_info->fw_auth = false; + handle->chip_info->css_3k = false; break; default: ret = -EINVAL; diff --git a/drivers/crypto/qat/qat_common/qat_uclo.c b/drivers/crypto/qat/qat_common/qat_uclo.c index 0b1cf0708e2e..933b6357971f 100644 --- a/drivers/crypto/qat/qat_common/qat_uclo.c +++ b/drivers/crypto/qat/qat_common/qat_uclo.c @@ -1039,10 +1039,11 @@ static int qat_uclo_map_suof_file_hdr(struct icp_qat_fw_loader_handle *handle, return 0; } -static void qat_uclo_map_simg(struct icp_qat_suof_handle *suof_handle, +static void qat_uclo_map_simg(struct icp_qat_fw_loader_handle *handle, struct icp_qat_suof_img_hdr *suof_img_hdr, struct icp_qat_suof_chunk_hdr *suof_chunk_hdr) { + struct icp_qat_suof_handle *suof_handle = handle->sobj_handle; struct icp_qat_simg_ae_mode *ae_mode; struct icp_qat_suof_objhdr *suof_objhdr; @@ -1057,10 +1058,10 @@ static void qat_uclo_map_simg(struct icp_qat_suof_handle *suof_handle, suof_img_hdr->css_key = (suof_img_hdr->css_header + sizeof(struct icp_qat_css_hdr)); suof_img_hdr->css_signature = suof_img_hdr->css_key + - ICP_QAT_CSS_FWSK_MODULUS_LEN + - ICP_QAT_CSS_FWSK_EXPONENT_LEN; + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) + + ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle); suof_img_hdr->css_simg = suof_img_hdr->css_signature + - ICP_QAT_CSS_SIGNATURE_LEN; + ICP_QAT_CSS_SIGNATURE_LEN(handle); ae_mode = (struct icp_qat_simg_ae_mode *)(suof_img_hdr->css_simg); suof_img_hdr->ae_mask = ae_mode->ae_mask; @@ -1169,7 +1170,7 @@ static int qat_uclo_map_suof(struct icp_qat_fw_loader_handle *handle, } for (i = 0; i < suof_handle->img_table.num_simgs; i++) { - qat_uclo_map_simg(handle->sobj_handle, &suof_img_hdr[i], + qat_uclo_map_simg(handle, &suof_img_hdr[i], &suof_chunk_hdr[1 + i]); ret = qat_uclo_check_simg_compat(handle, &suof_img_hdr[i]); @@ -1270,13 +1271,13 @@ static int qat_uclo_map_auth_fw(struct icp_qat_fw_loader_handle *handle, unsigned int length, simg_offset = sizeof(*auth_chunk); struct icp_firml_dram_desc img_desc; - if (size > (ICP_QAT_AE_IMG_OFFSET + ICP_QAT_CSS_MAX_IMAGE_LEN)) { + if (size > (ICP_QAT_AE_IMG_OFFSET(handle) + ICP_QAT_CSS_MAX_IMAGE_LEN)) { pr_err("QAT: error, input image size overflow %d\n", size); return -EINVAL; } length = (css_hdr->fw_type == CSS_AE_FIRMWARE) ? - ICP_QAT_CSS_AE_SIMG_LEN + simg_offset : - size + ICP_QAT_CSS_FWSK_PAD_LEN + simg_offset; + ICP_QAT_CSS_AE_SIMG_LEN(handle) + simg_offset : + size + ICP_QAT_CSS_FWSK_PAD_LEN(handle) + simg_offset; if (qat_uclo_simg_alloc(handle, &img_desc, length)) { pr_err("QAT: error, allocate continuous dram fail\n"); return -ENOMEM; @@ -1303,42 +1304,42 @@ static int qat_uclo_map_auth_fw(struct icp_qat_fw_loader_handle *handle, memcpy((void *)(uintptr_t)virt_addr, (void *)(image + sizeof(*css_hdr)), - ICP_QAT_CSS_FWSK_MODULUS_LEN); + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle)); /* padding */ - memset((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN), - 0, ICP_QAT_CSS_FWSK_PAD_LEN); + memset((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle)), + 0, ICP_QAT_CSS_FWSK_PAD_LEN(handle)); /* exponent */ - memcpy((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN + - ICP_QAT_CSS_FWSK_PAD_LEN), + memcpy((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) + + ICP_QAT_CSS_FWSK_PAD_LEN(handle)), (void *)(image + sizeof(*css_hdr) + - ICP_QAT_CSS_FWSK_MODULUS_LEN), + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle)), sizeof(unsigned int)); /* signature */ bus_addr = ADD_ADDR(auth_desc->fwsk_pub_high, auth_desc->fwsk_pub_low) + - ICP_QAT_CSS_FWSK_PUB_LEN; - virt_addr = virt_addr + ICP_QAT_CSS_FWSK_PUB_LEN; + ICP_QAT_CSS_FWSK_PUB_LEN(handle); + virt_addr = virt_addr + ICP_QAT_CSS_FWSK_PUB_LEN(handle); auth_desc->signature_high = (unsigned int)(bus_addr >> BITS_IN_DWORD); auth_desc->signature_low = (unsigned int)bus_addr; memcpy((void *)(uintptr_t)virt_addr, (void *)(image + sizeof(*css_hdr) + - ICP_QAT_CSS_FWSK_MODULUS_LEN + - ICP_QAT_CSS_FWSK_EXPONENT_LEN), - ICP_QAT_CSS_SIGNATURE_LEN); + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) + + ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle)), + ICP_QAT_CSS_SIGNATURE_LEN(handle)); bus_addr = ADD_ADDR(auth_desc->signature_high, auth_desc->signature_low) + - ICP_QAT_CSS_SIGNATURE_LEN; - virt_addr += ICP_QAT_CSS_SIGNATURE_LEN; + ICP_QAT_CSS_SIGNATURE_LEN(handle); + virt_addr += ICP_QAT_CSS_SIGNATURE_LEN(handle); auth_desc->img_high = (unsigned int)(bus_addr >> BITS_IN_DWORD); auth_desc->img_low = (unsigned int)bus_addr; - auth_desc->img_len = size - ICP_QAT_AE_IMG_OFFSET; + auth_desc->img_len = size - ICP_QAT_AE_IMG_OFFSET(handle); memcpy((void *)(uintptr_t)virt_addr, - (void *)(image + ICP_QAT_AE_IMG_OFFSET), + (void *)(image + ICP_QAT_AE_IMG_OFFSET(handle)), auth_desc->img_len); virt_addr = virt_base; /* AE firmware */ @@ -1377,8 +1378,8 @@ static int qat_uclo_load_fw(struct icp_qat_fw_loader_handle *handle, virt_addr = (void *)((uintptr_t)desc + sizeof(struct icp_qat_auth_chunk) + sizeof(struct icp_qat_css_hdr) + - ICP_QAT_CSS_FWSK_PUB_LEN + - ICP_QAT_CSS_SIGNATURE_LEN); + ICP_QAT_CSS_FWSK_PUB_LEN(handle) + + ICP_QAT_CSS_SIGNATURE_LEN(handle)); for_each_set_bit(i, &ae_mask, handle->hal_handle->ae_max_num) { int retry = 0; |