786 static void cx231xx_isoc_irq_callback(struct urb *urb)  in cx231xx_isoc_irq_callback()  argument
788 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_isoc_irq_callback()
794 	switch (urb->status) {  in cx231xx_isoc_irq_callback()
803 		cx231xx_isocdbg("urb completition error %d.\n", urb->status);  in cx231xx_isoc_irq_callback()
809 	dev->video_mode.isoc_ctl.isoc_copy(dev, urb);  in cx231xx_isoc_irq_callback()
813 	for (i = 0; i < urb->number_of_packets; i++) {  in cx231xx_isoc_irq_callback()
814 		urb->iso_frame_desc[i].status = 0;  in cx231xx_isoc_irq_callback()
815 		urb->iso_frame_desc[i].actual_length = 0;  in cx231xx_isoc_irq_callback()
818 	urb->status = usb_submit_urb(urb, GFP_ATOMIC);  in cx231xx_isoc_irq_callback()
819 	if (urb->status) {  in cx231xx_isoc_irq_callback()
821 				urb->status);  in cx231xx_isoc_irq_callback()
831 static void cx231xx_bulk_irq_callback(struct urb *urb)  in cx231xx_bulk_irq_callback()  argument
833 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_bulk_irq_callback()
838 	switch (urb->status) {  in cx231xx_bulk_irq_callback()
847 		cx231xx_isocdbg("urb completition error %d.\n", urb->status);  in cx231xx_bulk_irq_callback()
853 	dev->video_mode.bulk_ctl.bulk_copy(dev, urb);  in cx231xx_bulk_irq_callback()
857 	urb->status = usb_submit_urb(urb, GFP_ATOMIC);  in cx231xx_bulk_irq_callback()
858 	if (urb->status) {  in cx231xx_bulk_irq_callback()
860 				urb->status);  in cx231xx_bulk_irq_callback()
869 	struct urb *urb;  in cx231xx_uninit_isoc()  local
876 		urb = dev->video_mode.isoc_ctl.urb[i];  in cx231xx_uninit_isoc()
877 		if (urb) {  in cx231xx_uninit_isoc()
879 				usb_kill_urb(urb);  in cx231xx_uninit_isoc()
881 				usb_unlink_urb(urb);  in cx231xx_uninit_isoc()
885 						  urb->transfer_buffer_length,  in cx231xx_uninit_isoc()
888 						  urb->transfer_dma);  in cx231xx_uninit_isoc()
890 			usb_free_urb(urb);  in cx231xx_uninit_isoc()
891 			dev->video_mode.isoc_ctl.urb[i] = NULL;  in cx231xx_uninit_isoc()
896 	kfree(dev->video_mode.isoc_ctl.urb);  in cx231xx_uninit_isoc()
900 	dev->video_mode.isoc_ctl.urb = NULL;  in cx231xx_uninit_isoc()
919 	struct urb *urb;  in cx231xx_uninit_bulk()  local
926 		urb = dev->video_mode.bulk_ctl.urb[i];  in cx231xx_uninit_bulk()
927 		if (urb) {  in cx231xx_uninit_bulk()
929 				usb_kill_urb(urb);  in cx231xx_uninit_bulk()
931 				usb_unlink_urb(urb);  in cx231xx_uninit_bulk()
935 						urb->transfer_buffer_length,  in cx231xx_uninit_bulk()
938 						urb->transfer_dma);  in cx231xx_uninit_bulk()
940 			usb_free_urb(urb);  in cx231xx_uninit_bulk()
941 			dev->video_mode.bulk_ctl.urb[i] = NULL;  in cx231xx_uninit_bulk()
946 	kfree(dev->video_mode.bulk_ctl.urb);  in cx231xx_uninit_bulk()
949 	dev->video_mode.bulk_ctl.urb = NULL;  in cx231xx_uninit_bulk()
967 		      int (*isoc_copy) (struct cx231xx *dev, struct urb *urb))  in cx231xx_init_isoc()  argument
972 	struct urb *urb;  in cx231xx_init_isoc()  local
1004 	dev->video_mode.isoc_ctl.urb =  in cx231xx_init_isoc()
1006 	if (!dev->video_mode.isoc_ctl.urb) {  in cx231xx_init_isoc()
1017 		kfree(dev->video_mode.isoc_ctl.urb);  in cx231xx_init_isoc()
1034 		urb = usb_alloc_urb(max_packets, GFP_KERNEL);  in cx231xx_init_isoc()
1035 		if (!urb) {  in cx231xx_init_isoc()
1041 		dev->video_mode.isoc_ctl.urb[i] = urb;  in cx231xx_init_isoc()
1045 				       &urb->transfer_dma);  in cx231xx_init_isoc()
1059 		usb_fill_int_urb(urb, dev->udev, pipe,  in cx231xx_init_isoc()
1063 		urb->number_of_packets = max_packets;  in cx231xx_init_isoc()
1064 		urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;  in cx231xx_init_isoc()
1068 			urb->iso_frame_desc[j].offset = k;  in cx231xx_init_isoc()
1069 			urb->iso_frame_desc[j].length =  in cx231xx_init_isoc()
1079 		rc = usb_submit_urb(dev->video_mode.isoc_ctl.urb[i],  in cx231xx_init_isoc()
1104 		      int (*bulk_copy) (struct cx231xx *dev, struct urb *urb))  in cx231xx_init_bulk()  argument
1109 	struct urb *urb;  in cx231xx_init_bulk()  local
1141 	dev->video_mode.bulk_ctl.urb =  in cx231xx_init_bulk()
1143 	if (!dev->video_mode.bulk_ctl.urb) {  in cx231xx_init_bulk()
1154 		kfree(dev->video_mode.bulk_ctl.urb);  in cx231xx_init_bulk()
1171 		urb = usb_alloc_urb(0, GFP_KERNEL);  in cx231xx_init_bulk()
1172 		if (!urb) {  in cx231xx_init_bulk()
1178 		dev->video_mode.bulk_ctl.urb[i] = urb;  in cx231xx_init_bulk()
1179 		urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;  in cx231xx_init_bulk()
1183 				     &urb->transfer_dma);  in cx231xx_init_bulk()
1196 		usb_fill_bulk_urb(urb, dev->udev, pipe,  in cx231xx_init_bulk()
1205 		rc = usb_submit_urb(dev->video_mode.bulk_ctl.urb[i],  in cx231xx_init_bulk()