380 		struct dma_controller	*dma = musb->dma_controller;  in musb_advance_schedule()  local
385 				dma->channel_release(ep->rx_channel);  in musb_advance_schedule()
391 				dma->channel_release(ep->tx_channel);  in musb_advance_schedule()
620 static bool musb_tx_dma_program(struct dma_controller *dma,  in musb_tx_dma_program()  argument
679 	if (!dma->channel_program(channel, pkt_size, mode,  in musb_tx_dma_program()
681 		dma->channel_release(channel);  in musb_tx_dma_program()
942 	struct dma_channel	*dma;  in musb_bulk_nak_timeout()  local
951 		dma = is_dma_capable() ? ep->rx_channel : NULL;  in musb_bulk_nak_timeout()
961 		dma = is_dma_capable() ? ep->tx_channel : NULL;  in musb_bulk_nak_timeout()
973 		if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) {  in musb_bulk_nak_timeout()
974 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;  in musb_bulk_nak_timeout()
975 			musb->dma_controller->channel_abort(dma);  in musb_bulk_nak_timeout()
976 			urb->actual_length += dma->actual_len;  in musb_bulk_nak_timeout()
977 			dma->actual_len = 0L;  in musb_bulk_nak_timeout()
1238 	struct dma_channel	*dma;  in musb_host_tx()  local
1251 	dma = is_dma_capable() ? hw_ep->tx_channel : NULL;  in musb_host_tx()
1253 			dma ? ", dma" : "");  in musb_host_tx()
1296 		if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) {  in musb_host_tx()
1297 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;  in musb_host_tx()
1298 			musb->dma_controller->channel_abort(dma);  in musb_host_tx()
1322 	if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) {  in musb_host_tx()
1327 	if (is_dma_capable() && dma && !status) {  in musb_host_tx()
1388 	if (!status || dma || usb_pipeisoc(pipe)) {  in musb_host_tx()
1389 		if (dma)  in musb_host_tx()
1390 			length = dma->actual_len;  in musb_host_tx()
1408 		} else if (dma && urb->transfer_buffer_length == qh->offset) {  in musb_host_tx()
1441 	} else if ((usb_pipeisoc(pipe) || transfer_pending) && dma) {  in musb_host_tx()
1558 	struct dma_channel	*dma;  in musb_host_rx()  local
1564 	dma = is_dma_capable() ? hw_ep->rx_channel : NULL;  in musb_host_rx()
1586 		dma ? dma->actual_len : 0);  in musb_host_rx()
1641 		if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) {  in musb_host_rx()
1642 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;  in musb_host_rx()
1643 			musb->dma_controller->channel_abort(dma);  in musb_host_rx()
1644 			xfer_len = dma->actual_len;  in musb_host_rx()
1652 	if (unlikely(dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY)) {  in musb_host_rx()
1672 		if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) {  in musb_host_rx()
1673 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;  in musb_host_rx()
1674 			musb->dma_controller->channel_abort(dma);  in musb_host_rx()
1675 			xfer_len = dma->actual_len;  in musb_host_rx()
1680 				xfer_len, dma ? ", dma" : "");  in musb_host_rx()
1688 	if (dma && (rx_csr & MUSB_RXCSR_DMAENAB)) {  in musb_host_rx()
1689 		xfer_len = dma->actual_len;  in musb_host_rx()
1730 				ret = c->channel_program(dma, qh->maxpacket,  in musb_host_rx()
1740 				|| dma->actual_len < qh->maxpacket  in musb_host_rx()
1741 				|| dma->rx_packet_done);  in musb_host_rx()
1777 		if (dma) {  in musb_host_rx()
1823 			dma->desired_mode = 0;  in musb_host_rx()
1833 				dma->desired_mode = 1;  in musb_host_rx()
1836 				dma->desired_mode = 0;  in musb_host_rx()
1862 			if (dma->desired_mode == 0)  in musb_host_rx()
1880 				dma, qh->maxpacket,  in musb_host_rx()
1881 				dma->desired_mode, buf, length);  in musb_host_rx()
1884 				c->channel_release(dma);  in musb_host_rx()
1886 				dma = NULL;  in musb_host_rx()
1896 		if (!dma) {  in musb_host_rx()
2275 		struct dma_channel	*dma;  in musb_cleanup_urb()  local
2277 		dma = is_in ? ep->rx_channel : ep->tx_channel;  in musb_cleanup_urb()
2278 		if (dma) {  in musb_cleanup_urb()
2279 			status = ep->musb->dma_controller->channel_abort(dma);  in musb_cleanup_urb()
2284 			urb->actual_length += dma->actual_len;  in musb_cleanup_urb()