dma/sh/usb-dmac.c

67  * @vc: base virtual DMA channel object
77 	struct virt_dma_chan vc;
87 #define to_usb_dmac_chan(c) container_of(c, struct usb_dmac_chan, vc.chan)
192 /* This function is already held by vc.lock */
207 	dev_dbg(chan->vc.chan.device->dev,
221 /* This function is already held by vc.lock */
226 	vd = vchan_next_desc(&chan->vc);
233 	 * Remove this request from vc->desc_issued. Otherwise, this driver
276 	spin_lock_irqsave(&chan->vc.lock, flags);
278 	spin_unlock_irqrestore(&chan->vc.lock, flags);
305 	spin_lock_irqsave(&chan->vc.lock, flags);
309 			spin_unlock_irqrestore(&chan->vc.lock, flags);
313 	spin_unlock_irqrestore(&chan->vc.lock, flags);
318 		spin_lock_irqsave(&chan->vc.lock, flags);
322 		spin_unlock_irqrestore(&chan->vc.lock, flags);
334 	spin_lock_irqsave(&chan->vc.lock, flags);
336 	spin_unlock_irqrestore(&chan->vc.lock, flags);
345 	struct dma_chan *chan = &uchan->vc.chan;
405 	spin_lock_irqsave(&uchan->vc.lock, flags);
407 	spin_unlock_irqrestore(&uchan->vc.lock, flags);
410 	vchan_free_chan_resources(&uchan->vc);
442 	return vchan_tx_prep(&uchan->vc, &desc->vd, dma_flags);
453 	spin_lock_irqsave(&uchan->vc.lock, flags);
455 	vchan_get_all_descriptors(&uchan->vc, &head);
461 	spin_unlock_irqrestore(&uchan->vc.lock, flags);
462 	vchan_dma_desc_free_list(&uchan->vc, &head);
512 		vd = vchan_find_desc(&chan->vc, cookie);
542 	spin_lock_irqsave(&uchan->vc.lock, flags);
547 	spin_unlock_irqrestore(&uchan->vc.lock, flags);
559 	spin_lock_irqsave(&uchan->vc.lock, flags);
560 	if (vchan_issue_pending(&uchan->vc) && !uchan->desc)
562 	spin_unlock_irqrestore(&uchan->vc.lock, flags);
606 	spin_lock(&chan->vc.lock);
627 	spin_unlock(&chan->vc.lock);
738 	uchan->vc.desc_free = usb_dmac_virt_desc_free;
739 	vchan_init(&uchan->vc, &dmac->engine);