122 static void au0828_irq_callback(struct urb *urb)  in au0828_irq_callback()  argument
124 	struct au0828_dmaqueue  *dma_q = urb->context;  in au0828_irq_callback()
129 	switch (urb->status) {  in au0828_irq_callback()
139 		au0828_isocdbg("urb completition error %d.\n", urb->status);  in au0828_irq_callback()
145 	dev->isoc_ctl.isoc_copy(dev, urb);  in au0828_irq_callback()
149 	for (i = 0; i < urb->number_of_packets; i++) {  in au0828_irq_callback()
150 		urb->iso_frame_desc[i].status = 0;  in au0828_irq_callback()
151 		urb->iso_frame_desc[i].actual_length = 0;  in au0828_irq_callback()
153 	urb->status = 0;  in au0828_irq_callback()
155 	urb->status = usb_submit_urb(urb, GFP_ATOMIC);  in au0828_irq_callback()
156 	if (urb->status) {  in au0828_irq_callback()
158 			       urb->status);  in au0828_irq_callback()
168 	struct urb *urb;  in au0828_uninit_isoc()  local
175 		urb = dev->isoc_ctl.urb[i];  in au0828_uninit_isoc()
176 		if (urb) {  in au0828_uninit_isoc()
178 				usb_kill_urb(urb);  in au0828_uninit_isoc()
180 				usb_unlink_urb(urb);  in au0828_uninit_isoc()
184 					urb->transfer_buffer_length,  in au0828_uninit_isoc()
186 					urb->transfer_dma);  in au0828_uninit_isoc()
188 			usb_free_urb(urb);  in au0828_uninit_isoc()
189 			dev->isoc_ctl.urb[i] = NULL;  in au0828_uninit_isoc()
194 	kfree(dev->isoc_ctl.urb);  in au0828_uninit_isoc()
197 	dev->isoc_ctl.urb = NULL;  in au0828_uninit_isoc()
209 			    int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb))  in au0828_init_isoc()  argument
214 	struct urb *urb;  in au0828_init_isoc()  local
223 	dev->isoc_ctl.urb = kzalloc(sizeof(void *)*num_bufs,  GFP_KERNEL);  in au0828_init_isoc()
224 	if (!dev->isoc_ctl.urb) {  in au0828_init_isoc()
233 		kfree(dev->isoc_ctl.urb);  in au0828_init_isoc()
244 		urb = usb_alloc_urb(max_packets, GFP_KERNEL);  in au0828_init_isoc()
245 		if (!urb) {  in au0828_init_isoc()
250 		dev->isoc_ctl.urb[i] = urb;  in au0828_init_isoc()
253 			sb_size, GFP_KERNEL, &urb->transfer_dma);  in au0828_init_isoc()
267 		usb_fill_int_urb(urb, dev->usbdev, pipe,  in au0828_init_isoc()
271 		urb->number_of_packets = max_packets;  in au0828_init_isoc()
272 		urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;  in au0828_init_isoc()
276 			urb->iso_frame_desc[j].offset = k;  in au0828_init_isoc()
277 			urb->iso_frame_desc[j].length =  in au0828_init_isoc()
285 		rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC);  in au0828_init_isoc()
504 static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb)  in au0828_isoc_copy()  argument
508 	struct au0828_dmaqueue  *dma_q = urb->context;  in au0828_isoc_copy()
525 	if (urb->status < 0) {  in au0828_isoc_copy()
526 		print_err_status(dev, -1, urb->status);  in au0828_isoc_copy()
527 		if (urb->status == -ENOENT)  in au0828_isoc_copy()
539 	for (i = 0; i < urb->number_of_packets; i++) {  in au0828_isoc_copy()
540 		int status = urb->iso_frame_desc[i].status;  in au0828_isoc_copy()
544 			if (urb->iso_frame_desc[i].status != -EPROTO)  in au0828_isoc_copy()
548 		if (urb->iso_frame_desc[i].actual_length <= 0)  in au0828_isoc_copy()
551 		if (urb->iso_frame_desc[i].actual_length >  in au0828_isoc_copy()
557 		p = urb->transfer_buffer + urb->iso_frame_desc[i].offset;  in au0828_isoc_copy()
559 		len = urb->iso_frame_desc[i].actual_length - 4;  in au0828_isoc_copy()
1583 	struct urb *urb;  in au0828_v4l2_suspend()  local
1593 			urb = dev->isoc_ctl.urb[i];  in au0828_v4l2_suspend()
1594 			if (urb) {  in au0828_v4l2_suspend()
1596 					usb_kill_urb(urb);  in au0828_v4l2_suspend()
1598 					usb_unlink_urb(urb);  in au0828_v4l2_suspend()
1634 			rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC);  in au0828_v4l2_resume()