784 static void cx231xx_isoc_irq_callback(struct urb *urb)  in cx231xx_isoc_irq_callback()  argument
786 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_isoc_irq_callback()
792 	switch (urb->status) {  in cx231xx_isoc_irq_callback()
801 		cx231xx_isocdbg("urb completition error %d.\n", urb->status);  in cx231xx_isoc_irq_callback()
807 	dev->video_mode.isoc_ctl.isoc_copy(dev, urb);  in cx231xx_isoc_irq_callback()
811 	for (i = 0; i < urb->number_of_packets; i++) {  in cx231xx_isoc_irq_callback()
812 		urb->iso_frame_desc[i].status = 0;  in cx231xx_isoc_irq_callback()
813 		urb->iso_frame_desc[i].actual_length = 0;  in cx231xx_isoc_irq_callback()
816 	urb->status = usb_submit_urb(urb, GFP_ATOMIC);  in cx231xx_isoc_irq_callback()
817 	if (urb->status) {  in cx231xx_isoc_irq_callback()
819 				urb->status);  in cx231xx_isoc_irq_callback()
829 static void cx231xx_bulk_irq_callback(struct urb *urb)  in cx231xx_bulk_irq_callback()  argument
831 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_bulk_irq_callback()
836 	switch (urb->status) {  in cx231xx_bulk_irq_callback()
845 		cx231xx_isocdbg("urb completition error %d.\n", urb->status);  in cx231xx_bulk_irq_callback()
851 	dev->video_mode.bulk_ctl.bulk_copy(dev, urb);  in cx231xx_bulk_irq_callback()
855 	urb->status = usb_submit_urb(urb, GFP_ATOMIC);  in cx231xx_bulk_irq_callback()
856 	if (urb->status) {  in cx231xx_bulk_irq_callback()
858 				urb->status);  in cx231xx_bulk_irq_callback()
867 	struct urb *urb;  in cx231xx_uninit_isoc()  local
874 		urb = dev->video_mode.isoc_ctl.urb[i];  in cx231xx_uninit_isoc()
875 		if (urb) {  in cx231xx_uninit_isoc()
877 				usb_kill_urb(urb);  in cx231xx_uninit_isoc()
879 				usb_unlink_urb(urb);  in cx231xx_uninit_isoc()
883 						  urb->transfer_buffer_length,  in cx231xx_uninit_isoc()
886 						  urb->transfer_dma);  in cx231xx_uninit_isoc()
888 			usb_free_urb(urb);  in cx231xx_uninit_isoc()
889 			dev->video_mode.isoc_ctl.urb[i] = NULL;  in cx231xx_uninit_isoc()
894 	kfree(dev->video_mode.isoc_ctl.urb);  in cx231xx_uninit_isoc()
898 	dev->video_mode.isoc_ctl.urb = NULL;  in cx231xx_uninit_isoc()
917 	struct urb *urb;  in cx231xx_uninit_bulk()  local
924 		urb = dev->video_mode.bulk_ctl.urb[i];  in cx231xx_uninit_bulk()
925 		if (urb) {  in cx231xx_uninit_bulk()
927 				usb_kill_urb(urb);  in cx231xx_uninit_bulk()
929 				usb_unlink_urb(urb);  in cx231xx_uninit_bulk()
933 						urb->transfer_buffer_length,  in cx231xx_uninit_bulk()
936 						urb->transfer_dma);  in cx231xx_uninit_bulk()
938 			usb_free_urb(urb);  in cx231xx_uninit_bulk()
939 			dev->video_mode.bulk_ctl.urb[i] = NULL;  in cx231xx_uninit_bulk()
944 	kfree(dev->video_mode.bulk_ctl.urb);  in cx231xx_uninit_bulk()
947 	dev->video_mode.bulk_ctl.urb = NULL;  in cx231xx_uninit_bulk()
965 		      int (*isoc_copy) (struct cx231xx *dev, struct urb *urb))  in cx231xx_init_isoc()  argument
970 	struct urb *urb;  in cx231xx_init_isoc()  local
1002 	dev->video_mode.isoc_ctl.urb =  in cx231xx_init_isoc()
1004 	if (!dev->video_mode.isoc_ctl.urb) {  in cx231xx_init_isoc()
1015 		kfree(dev->video_mode.isoc_ctl.urb);  in cx231xx_init_isoc()
1032 		urb = usb_alloc_urb(max_packets, GFP_KERNEL);  in cx231xx_init_isoc()
1033 		if (!urb) {  in cx231xx_init_isoc()
1039 		dev->video_mode.isoc_ctl.urb[i] = urb;  in cx231xx_init_isoc()
1043 				       &urb->transfer_dma);  in cx231xx_init_isoc()
1057 		usb_fill_int_urb(urb, dev->udev, pipe,  in cx231xx_init_isoc()
1061 		urb->number_of_packets = max_packets;  in cx231xx_init_isoc()
1062 		urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;  in cx231xx_init_isoc()
1066 			urb->iso_frame_desc[j].offset = k;  in cx231xx_init_isoc()
1067 			urb->iso_frame_desc[j].length =  in cx231xx_init_isoc()
1077 		rc = usb_submit_urb(dev->video_mode.isoc_ctl.urb[i],  in cx231xx_init_isoc()
1102 		      int (*bulk_copy) (struct cx231xx *dev, struct urb *urb))  in cx231xx_init_bulk()  argument
1107 	struct urb *urb;  in cx231xx_init_bulk()  local
1139 	dev->video_mode.bulk_ctl.urb =  in cx231xx_init_bulk()
1141 	if (!dev->video_mode.bulk_ctl.urb) {  in cx231xx_init_bulk()
1152 		kfree(dev->video_mode.bulk_ctl.urb);  in cx231xx_init_bulk()
1169 		urb = usb_alloc_urb(0, GFP_KERNEL);  in cx231xx_init_bulk()
1170 		if (!urb) {  in cx231xx_init_bulk()
1176 		dev->video_mode.bulk_ctl.urb[i] = urb;  in cx231xx_init_bulk()
1177 		urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;  in cx231xx_init_bulk()
1181 				     &urb->transfer_dma);  in cx231xx_init_bulk()
1194 		usb_fill_bulk_urb(urb, dev->udev, pipe,  in cx231xx_init_bulk()
1203 		rc = usb_submit_urb(dev->video_mode.bulk_ctl.urb[i],  in cx231xx_init_bulk()