Re: [PATCH] usb: Clear both buffers when clearing a control transfer TT buffer.

2013-07-01 Thread Alan Stern
On Thu, 27 Jun 2013, William Gulland wrote: > Control transfers have both IN and OUT (or SETUP) packets, so when > clearing TT buffers for a control transfer it's necessary to send > two HUB_CLEAR_TT_BUFFER requests to the hub. > > Signed-off-by: William Gulland > --- > drivers/usb/

Re: [PATCH] usb: Clear both buffers when clearing a control transfer TT buffer.

2013-06-28 Thread Alan Stern
On Thu, 27 Jun 2013, William Gulland wrote: > Control transfers have both IN and OUT (or SETUP) packets, so when > clearing TT buffers for a control transfer it's necessary to send > two HUB_CLEAR_TT_BUFFER requests to the hub. What makes you think this is necessary? Have you found a

Re: [PATCH] usb: Clear both buffers when clearing a control transfer TT buffer.

2013-06-28 Thread Sergei Shtylyov
Hello. On 28-06-2013 3:10, William Gulland wrote: Control transfers have both IN and OUT (or SETUP) packets, so when clearing TT buffers for a control transfer it's necessary to send two HUB_CLEAR_TT_BUFFER requests to the hub. Signed-off-by: William Gulland --- drivers/usb

[PATCH] usb: Clear both buffers when clearing a control transfer TT buffer.

2013-06-27 Thread William Gulland
Control transfers have both IN and OUT (or SETUP) packets, so when clearing TT buffers for a control transfer it's necessary to send two HUB_CLEAR_TT_BUFFER requests to the hub. Signed-off-by: William Gulland --- drivers/usb/core/hub.c | 9 + 1 file changed, 9 insertions(+)