diff options
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/message.c | 4 | ||||
| -rw-r--r-- | drivers/usb/core/urb.c | 26 |
2 files changed, 5 insertions, 25 deletions
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 88d1b376f67..74197249c24 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -48,7 +48,6 @@ static int usb_start_wait_urb(struct urb *urb, int timeout, int* actual_length) init_completion(&done); urb->context = &done; - urb->transfer_flags |= URB_ASYNC_UNLINK; urb->actual_length = 0; status = usb_submit_urb(urb, GFP_NOIO); @@ -357,8 +356,7 @@ int usb_sg_init ( if (!io->urbs) goto nomem; - urb_flags = URB_ASYNC_UNLINK | URB_NO_TRANSFER_DMA_MAP - | URB_NO_INTERRUPT; + urb_flags = URB_NO_TRANSFER_DMA_MAP | URB_NO_INTERRUPT; if (usb_pipein (pipe)) urb_flags |= URB_SHORT_NOT_OK; diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index c0feee25ff0..c846fefb738 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -309,9 +309,8 @@ int usb_submit_urb(struct urb *urb, unsigned mem_flags) unsigned int allowed; /* enforce simple/standard policy */ - allowed = URB_ASYNC_UNLINK; // affects later unlinks - allowed |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP); - allowed |= URB_NO_INTERRUPT; + allowed = (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP | + URB_NO_INTERRUPT); switch (temp) { case PIPE_BULK: if (is_out) @@ -400,14 +399,8 @@ int usb_submit_urb(struct urb *urb, unsigned mem_flags) * canceled (rather than any other code) and will quickly be removed * from host controller data structures. * - * In the past, clearing the URB_ASYNC_UNLINK transfer flag for the - * URB indicated that the request was synchronous. This usage is now - * deprecated; if the flag is clear the call will be forwarded to - * usb_kill_urb() and the return value will be 0. In the future, drivers - * should call usb_kill_urb() directly for synchronous unlinking. - * - * When the URB_ASYNC_UNLINK transfer flag for the URB is set, this - * request is asynchronous. Success is indicated by returning -EINPROGRESS, + * This request is always asynchronous. + * Success is indicated by returning -EINPROGRESS, * at which time the URB will normally have been unlinked but not yet * given back to the device driver. When it is called, the completion * function will see urb->status == -ECONNRESET. Failure is indicated @@ -453,17 +446,6 @@ int usb_unlink_urb(struct urb *urb) { if (!urb) return -EINVAL; - if (!(urb->transfer_flags & URB_ASYNC_UNLINK)) { -#ifdef CONFIG_DEBUG_KERNEL - if (printk_ratelimit()) { - printk(KERN_NOTICE "usb_unlink_urb() is deprecated for " - "synchronous unlinks. Use usb_kill_urb() instead.\n"); - WARN_ON(1); - } -#endif - usb_kill_urb(urb); - return 0; - } if (!(urb->dev && urb->dev->bus && urb->dev->bus->op)) return -ENODEV; return urb->dev->bus->op->unlink_urb(urb, -ECONNRESET); |