diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2013-07-05 01:11:22 +0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2013-07-05 01:11:22 +0400 |
| commit | 2b0f89317e99735bbf32eaede81f707f98ab1b5e (patch) | |
| tree | 16daa236e21876b11f1c0b9256cd4046aadba020 /drivers/usb/serial/mos7720.c | |
| parent | 07bd1172902e782f288e4d44b1fde7dec0f08b6f (diff) | |
| parent | fa18f7bde3ad4568d1d343b60d963bfbd8dc3991 (diff) | |
| download | linux-2b0f89317e99735bbf32eaede81f707f98ab1b5e.tar.xz | |
Merge branch 'timers/posix-cpu-timers-for-tglx' of
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks into timers/core
Frederic sayed: "Most of these patches have been hanging around for
several month now, in -mmotm for a significant chunk. They already
missed a few releases."
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/usb/serial/mos7720.c')
| -rw-r--r-- | drivers/usb/serial/mos7720.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index cc0e54345df9..f27c621a9297 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -40,7 +40,7 @@ #define DRIVER_DESC "Moschip USB Serial Driver" /* default urb timeout */ -#define MOS_WDR_TIMEOUT (HZ * 5) +#define MOS_WDR_TIMEOUT 5000 #define MOS_MAX_PORT 0x02 #define MOS_WRITE 0x0E @@ -227,11 +227,22 @@ static int read_mos_reg(struct usb_serial *serial, unsigned int serial_portnum, __u8 requesttype = (__u8)0xc0; __u16 index = get_reg_index(reg); __u16 value = get_reg_value(reg, serial_portnum); - int status = usb_control_msg(usbdev, pipe, request, requesttype, value, - index, data, 1, MOS_WDR_TIMEOUT); - if (status < 0) + u8 *buf; + int status; + + buf = kmalloc(1, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + status = usb_control_msg(usbdev, pipe, request, requesttype, value, + index, buf, 1, MOS_WDR_TIMEOUT); + if (status == 1) + *data = *buf; + else if (status < 0) dev_err(&usbdev->dev, "mos7720: usb_control_msg() failed: %d", status); + kfree(buf); + return status; } @@ -1618,7 +1629,7 @@ static void change_port_settings(struct tty_struct *tty, mos7720_port->shadowMCR |= (UART_MCR_XONANY); /* To set hardware flow control to the specified * * serial port, in SP1/2_CONTROL_REG */ - if (port->number) + if (port_number) write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x01); else write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x02); @@ -1927,7 +1938,7 @@ static int mos7720_startup(struct usb_serial *serial) /* setting configuration feature to one */ usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), - (__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5*HZ); + (__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5000); /* start the interrupt urb */ ret_val = usb_submit_urb(serial->port[0]->interrupt_in_urb, GFP_KERNEL); @@ -1970,7 +1981,7 @@ static void mos7720_release(struct usb_serial *serial) /* wait for synchronous usb calls to return */ if (mos_parport->msg_pending) wait_for_completion_timeout(&mos_parport->syncmsg_compl, - MOS_WDR_TIMEOUT); + msecs_to_jiffies(MOS_WDR_TIMEOUT)); parport_remove_port(mos_parport->pp); usb_set_serial_data(serial, NULL); |