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[media] em28xx: update description of em28xx_irq_callback 

em28xx_irq_callback can be used for isoc and bulk transfers.

Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Frank Schaefer 2012-11-08 14:11:39 -03:00 committed by Mauro Carvalho Chehab
parent 89f84b9c20
commit 836e93bf6a
1 changed files with 2 additions and 1 deletions
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3
drivers/media/usb/em28xx/em28xx-core.c
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@ -919,7 +919,7 @@ EXPORT_SYMBOL_GPL(em28xx_set_mode);
------------------------------------------------------------------*/
/*
* IRQ callback, called by URB callback
* URB completion handler for isoc/bulk transfers
*/
static void em28xx_irq_callback(struct urb *urb)
{
@ -946,6 +946,7 @@ static void em28xx_irq_callback(struct urb *urb)
/* Reset urb buffers */
for (i = 0; i < urb->number_of_packets; i++) {
/* isoc only (bulk: number_of_packets = 0) */
urb->iso_frame_desc[i].status = 0;
urb->iso_frame_desc[i].actual_length = 0;
}