openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PATCH] USBATM: -EILSEQ workaround 

Don't throttle on -EILSEQ urb status if requested by a minidriver.
It seems the ueagle modems are buggy, giving -EILSEQ when they
have no data to send.  The ueagle change will be sent separately
by the ueagle guys.  Patch by Matthieu Castet.

Signed-off-by: Duncan Sands <baldrick@free.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Duncan Sands 2006-01-13 11:12:58 +01:00 committed by Greg Kroah-Hartman
parent 9b0e54addf
commit a3673d3cd1
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/usb/atm/usbatm.c
View File

@ -270,7 +270,10 @@ static void usbatm_complete(struct urb *urb, struct pt_regs *regs)
spin_unlock_irqrestore(&channel->lock, flags);
if (unlikely(urb->status)) {
if (unlikely(urb->status) &&
(!(channel->usbatm->flags & UDSL_IGNORE_EILSEQ) ||
urb->status != -EILSEQ ))
{
if (printk_ratelimit())
atm_warn(channel->usbatm, "%s: urb 0x%p failed (%d)!\n",
__func__, urb, urb->status);

1
drivers/usb/atm/usbatm.h
View File

@ -88,6 +88,7 @@
#define UDSL_SKIP_HEAVY_INIT (1<<0)
#define UDSL_USE_ISOC (1<<1)
#define UDSL_IGNORE_EILSEQ (1<<2)
/* mini driver */