@@ -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;
}
em28xx_irq_callback can be used for isoc and bulk transfers. Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com> --- drivers/media/usb/em28xx/em28xx-core.c | 3 ++- 1 Datei geändert, 2 Zeilen hinzugefügt(+), 1 Zeile entfernt(-)