diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/usb.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/usb.c | 46 |
1 files changed, 9 insertions, 37 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index 5fe6ec7f838e..555ccdd12210 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -160,40 +160,17 @@ static struct brcmf_usbdev_info *brcmf_usb_get_businfo(struct device *dev) return brcmf_usb_get_buspub(dev)->devinfo; } -static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo, - uint *condition, bool *pending) +static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo) { - DECLARE_WAITQUEUE(wait, current); - int timeout = IOCTL_RESP_TIMEOUT; - - /* Convert timeout in millsecond to jiffies */ - timeout = msecs_to_jiffies(timeout); - /* Wait until control frame is available */ - add_wait_queue(&devinfo->ioctl_resp_wait, &wait); - set_current_state(TASK_INTERRUPTIBLE); - - smp_mb(); - while (!(*condition) && (!signal_pending(current) && timeout)) { - timeout = schedule_timeout(timeout); - /* Wait until control frame is available */ - smp_mb(); - } - - if (signal_pending(current)) - *pending = true; - - set_current_state(TASK_RUNNING); - remove_wait_queue(&devinfo->ioctl_resp_wait, &wait); - - return timeout; + return wait_event_timeout(devinfo->ioctl_resp_wait, + devinfo->ctl_completed, + msecs_to_jiffies(IOCTL_RESP_TIMEOUT)); } -static int brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo) +static void brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo) { if (waitqueue_active(&devinfo->ioctl_resp_wait)) - wake_up_interruptible(&devinfo->ioctl_resp_wait); - - return 0; + wake_up(&devinfo->ioctl_resp_wait); } static void @@ -322,7 +299,6 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len) { int err = 0; int timeout = 0; - bool pending; struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) { @@ -340,9 +316,7 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len) clear_bit(0, &devinfo->ctl_op); return err; } - - timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed, - &pending); + timeout = brcmf_usb_ioctl_resp_wait(devinfo); clear_bit(0, &devinfo->ctl_op); if (!timeout) { brcmf_dbg(ERROR, "Txctl wait timed out\n"); @@ -355,7 +329,6 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) { int err = 0; int timeout = 0; - bool pending; struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) { @@ -365,15 +338,14 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) if (test_and_set_bit(0, &devinfo->ctl_op)) return -EIO; + devinfo->ctl_completed = false; err = brcmf_usb_recv_ctl(devinfo, buf, len); if (err) { brcmf_dbg(ERROR, "fail %d bytes: %d\n", err, len); clear_bit(0, &devinfo->ctl_op); return err; } - devinfo->ctl_completed = false; - timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed, - &pending); + timeout = brcmf_usb_ioctl_resp_wait(devinfo); err = devinfo->ctl_urb_status; clear_bit(0, &devinfo->ctl_op); if (!timeout) { |