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author | 2018-09-12 07:20:09 -0400 | |
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committer | 2018-10-13 00:50:39 -0400 | |
commit | b27ef409b415099aa2c540630db03ea84f45c5cc (patch) | |
tree | bf7b65b260959d1b436f6a120cf8be2febc2faca /drivers/usb | |
parent | mos7720: switch to ->get_serial() (diff) | |
download | linux-b27ef409b415099aa2c540630db03ea84f45c5cc.tar.gz linux-b27ef409b415099aa2c540630db03ea84f45c5cc.tar.bz2 linux-b27ef409b415099aa2c540630db03ea84f45c5cc.zip |
mos7840: switch to ->get_serial()
Reviewed-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/serial/mos7840.c | 39 |
1 files changed, 13 insertions, 26 deletions
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index b42bad85097a..88828b4b8c44 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -1931,27 +1931,20 @@ static int mos7840_get_lsr_info(struct tty_struct *tty, * function to get information about serial port *****************************************************************************/ -static int mos7840_get_serial_info(struct moschip_port *mos7840_port, - struct serial_struct __user *retinfo) +static int mos7840_get_serial_info(struct tty_struct *tty, + struct serial_struct *ss) { - struct serial_struct tmp; - - if (mos7840_port == NULL) - return -1; - - memset(&tmp, 0, sizeof(tmp)); - - tmp.type = PORT_16550A; - tmp.line = mos7840_port->port->minor; - tmp.port = mos7840_port->port->port_number; - tmp.irq = 0; - tmp.xmit_fifo_size = NUM_URBS * URB_TRANSFER_BUFFER_SIZE; - tmp.baud_base = 9600; - tmp.close_delay = 5 * HZ; - tmp.closing_wait = 30 * HZ; + struct usb_serial_port *port = tty->driver_data; + struct moschip_port *mos7840_port = mos7840_get_port_private(port); - if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) - return -EFAULT; + ss->type = PORT_16550A; + ss->line = mos7840_port->port->minor; + ss->port = mos7840_port->port->port_number; + ss->irq = 0; + ss->xmit_fifo_size = NUM_URBS * URB_TRANSFER_BUFFER_SIZE; + ss->baud_base = 9600; + ss->close_delay = 5 * HZ; + ss->closing_wait = 30 * HZ; return 0; } @@ -1982,13 +1975,6 @@ static int mos7840_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s TIOCSERGETLSR\n", __func__); return mos7840_get_lsr_info(tty, argp); - case TIOCGSERIAL: - dev_dbg(&port->dev, "%s TIOCGSERIAL\n", __func__); - return mos7840_get_serial_info(mos7840_port, argp); - - case TIOCSSERIAL: - dev_dbg(&port->dev, "%s TIOCSSERIAL\n", __func__); - break; default: break; } @@ -2376,6 +2362,7 @@ static struct usb_serial_driver moschip7840_4port_device = { .calc_num_ports = mos7840_calc_num_ports, .probe = mos7840_probe, .ioctl = mos7840_ioctl, + .get_serial = mos7840_get_serial_info, .set_termios = mos7840_set_termios, .break_ctl = mos7840_break, .tiocmget = mos7840_tiocmget, |