127 static struct knav_dma_pool_device *kdev;  variable
221 		dev_err(kdev->dev, "timeout waiting for teardown\n");  in chan_teardown()
253 	dev_dbg(kdev->dev, "channel stopped\n");  in chan_stop()
354 	list_for_each_entry(dma, &kdev->list, list) {  in knav_dma_debug_show()
381 		dev_err(kdev->dev, "No 'ti,navigator-dma-names' property\n");  in of_channel_match_helper()
387 		dev_err(kdev->dev, "Missing the phandle args name %s\n", name);  in of_channel_match_helper()
392 		dev_err(kdev->dev, "Missing args for %s\n", name);  in of_channel_match_helper()
415 	if (!kdev) {  in knav_dma_open_channel()
422 		dev_err(kdev->dev, "No DMA instance with name %s\n", name);  in knav_dma_open_channel()
426 	dev_dbg(kdev->dev, "initializing %s channel %d from DMA %s\n",  in knav_dma_open_channel()
433 		dev_err(kdev->dev, "bad direction\n");  in knav_dma_open_channel()
438 	list_for_each_entry(iter1, &kdev->list, list) {  in knav_dma_open_channel()
445 		dev_err(kdev->dev, "No DMA instance with name %s\n", instance);  in knav_dma_open_channel()
464 		dev_err(kdev->dev, "channel %d is not in DMA %s\n",  in knav_dma_open_channel()
471 			dev_err(kdev->dev, "channel %d config miss-match\n",  in knav_dma_open_channel()
483 	dev_dbg(kdev->dev, "channel %d opened from DMA %s\n",  in knav_dma_open_channel()
500 	if (!kdev) {  in knav_dma_close_channel()
511 	dev_dbg(kdev->dev, "channel %d or flow %d closed from DMA %s\n",  in knav_dma_close_channel()
520 	struct device *dev = kdev->dev;  in pktdma_get_regs()
532 	regs = devm_ioremap_resource(kdev->dev, &res);  in pktdma_get_regs()
549 	dev_dbg(kdev->dev, "rx flow(%d) (%p)\n", chan->flow, chan->reg_rx_flow);  in pktdma_init_rx_chan()
562 	dev_dbg(kdev->dev, "tx channel(%d) (%p)\n", chan->channel, chan->reg_chan);  in pktdma_init_tx_chan()
571 	struct device *dev = kdev->dev;  in pktdma_init_chan()
610 	dma = devm_kzalloc(kdev->dev, sizeof(*dma), GFP_KERNEL);  in dma_init()
612 		dev_err(kdev->dev, "could not allocate driver mem\n");  in dma_init()
619 		dev_err(kdev->dev, "unspecified navigator cloud addresses\n");  in dma_init()
625 		dev_warn(kdev->dev, "too many queue mgrs(>%d) rest ignored\n",  in dma_init()
634 		dev_err(kdev->dev, "invalid navigator cloud addresses\n");  in dma_init()
642 		dev_err(kdev->dev, "bad size %pa for global regs\n", &size);  in dma_init()
674 		dev_dbg(kdev->dev, "unspecified rx timeout using value %d\n",  in dma_init()
697 	list_add_tail(&dma->list, &kdev->list);  in dma_init()
709 …dev_info(kdev->dev, "DMA %s registered %d logical channels, flows %d, tx chans: %d, rx chans: %d%s…  in dma_init()
729 	kdev = devm_kzalloc(dev,  in knav_dma_probe()
731 	if (!kdev) {  in knav_dma_probe()
736 	kdev->dev = dev;  in knav_dma_probe()
737 	INIT_LIST_HEAD(&kdev->list);  in knav_dma_probe()
739 	pm_runtime_enable(kdev->dev);  in knav_dma_probe()
740 	ret = pm_runtime_resume_and_get(kdev->dev);  in knav_dma_probe()
742 		dev_err(kdev->dev, "unable to enable pktdma, err %d\n", ret);  in knav_dma_probe()
756 	if (list_empty(&kdev->list)) {  in knav_dma_probe()
769 	pm_runtime_put_sync(kdev->dev);  in knav_dma_probe()
771 	pm_runtime_disable(kdev->dev);  in knav_dma_probe()
780 	list_for_each_entry(dma, &kdev->list, list) {  in knav_dma_remove()