| /linux-4.4.14/drivers/tty/serial/8250/ |
| H A D | 8250_dma.c | 58 dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state); __dma_rx_complete()
128 dmaengine_pause(dma->rxchan); serial8250_rx_dma()
130 dmaengine_terminate_all(dma->rxchan); serial8250_rx_dma()
140 desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr, serial8250_rx_dma()
152 dma_async_issue_pending(dma->rxchan); serial8250_rx_dma()
175 dma->rxchan = dma_request_slave_channel_compat(mask, serial8250_request_dma()
178 if (!dma->rxchan) serial8250_request_dma()
181 dmaengine_slave_config(dma->rxchan, &dma->rxconf); serial8250_request_dma()
188 dma_release_channel(dma->rxchan); serial8250_request_dma()
198 dma->rx_buf = dma_alloc_coherent(dma->rxchan->device->dev, dma->rx_size, serial8250_request_dma()
209 dma_free_coherent(dma->rxchan->device->dev, dma->rx_size, serial8250_request_dma()
218 dma_release_channel(dma->rxchan); serial8250_request_dma()
233 dmaengine_terminate_all(dma->rxchan); serial8250_release_dma()
234 dma_free_coherent(dma->rxchan->device->dev, dma->rx_size, dma->rx_buf, serial8250_release_dma()
236 dma_release_channel(dma->rxchan); serial8250_release_dma()
237 dma->rxchan = NULL; serial8250_release_dma()
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| H A D | 8250_omap.c | 730 dma_sync_single_for_cpu(dma->rxchan->device->dev, dma->rx_addr, __dma_rx_do_complete()
739 dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state); __dma_rx_do_complete()
740 dmaengine_terminate_all(dma->rxchan); __dma_rx_do_complete()
776 ret = dmaengine_pause(dma->rxchan); omap_8250_rx_dma_flush()
830 desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr, omap_8250_rx_dma()
844 dma_sync_single_for_device(dma->rxchan->device->dev, dma->rx_addr, omap_8250_rx_dma()
847 dma_async_issue_pending(dma->rxchan); omap_8250_rx_dma()
1369 if (up->dma && up->dma->rxchan) omap8250_runtime_suspend()
1394 if (up->dma && up->dma->rxchan) omap8250_runtime_resume()
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| H A D | 8250.h | 31 struct dma_chan *rxchan; member in struct:uart_8250_dma
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| /linux-4.4.14/drivers/crypto/qce/ |
| H A D | dma.c | 27 dma->rxchan = dma_request_slave_channel_reason(dev, "rx"); qce_dma_request()
28 if (IS_ERR(dma->rxchan)) { qce_dma_request()
29 ret = PTR_ERR(dma->rxchan); qce_dma_request()
44 dma_release_channel(dma->rxchan); qce_dma_request()
53 dma_release_channel(dma->rxchan); qce_dma_release()
108 struct dma_chan *rxchan = dma->rxchan; qce_dma_prep_sgs() local
113 ret = qce_dma_prep_sg(rxchan, rx_sg, rx_nents, flags, DMA_MEM_TO_DEV, qce_dma_prep_sgs()
124 dma_async_issue_pending(dma->rxchan); qce_dma_issue_pending()
132 ret = dmaengine_terminate_all(dma->rxchan); qce_dma_terminate_all()
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| H A D | dma.h | 40 struct dma_chan *rxchan; member in struct:qce_dma_data
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| /linux-4.4.14/drivers/spi/ |
| H A D | spi-dw-mid.c | 66 dws->rxchan = dma_request_channel(mask, mid_spi_dma_chan_filter, rx); mid_spi_dma_init()
67 if (!dws->rxchan) mid_spi_dma_init()
69 dws->master->dma_rx = dws->rxchan; mid_spi_dma_init()
82 dma_release_channel(dws->rxchan); mid_spi_dma_init()
95 dmaengine_terminate_all(dws->rxchan); mid_spi_dma_exit()
96 dma_release_channel(dws->rxchan); mid_spi_dma_exit()
211 dmaengine_slave_config(dws->rxchan, &rxconf); dw_spi_dma_prepare_rx()
213 rxdesc = dmaengine_prep_slave_sg(dws->rxchan, dw_spi_dma_prepare_rx()
262 dma_async_issue_pending(dws->rxchan); mid_spi_dma_transfer()
281 dmaengine_terminate_all(dws->rxchan); mid_spi_dma_stop()
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| H A D | spi-dw.h | 130 struct dma_chan *rxchan; member in struct:dw_spi
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| H A D | spi-pl022.c | 948 struct dma_chan *rxchan = pl022->dma_rx_channel; configure_dma() local
954 if (!rxchan || !txchan) configure_dma()
1044 dmaengine_slave_config(rxchan, &rx_conf); configure_dma()
1066 rx_sglen = dma_map_sg(rxchan->device->dev, pl022->sgt_rx.sgl, configure_dma()
1077 rxdesc = dmaengine_prep_slave_sg(rxchan, configure_dma()
1100 dma_async_issue_pending(rxchan); configure_dma()
1109 dmaengine_terminate_all(rxchan); configure_dma()
1113 dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl, configure_dma()
1214 struct dma_chan *rxchan = pl022->dma_rx_channel; terminate_dma() local
1217 dmaengine_terminate_all(rxchan); terminate_dma()
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| H A D | spi-atmel.c | 733 struct dma_chan *rxchan = as->dma.chan_rx; atmel_spi_next_xfer_dma_submit() local
744 if (!rxchan || !txchan) atmel_spi_next_xfer_dma_submit()
781 rxdesc = dmaengine_prep_slave_sg(rxchan, &as->dma.sgrx, 1, atmel_spi_next_xfer_dma_submit()
812 rxchan->device->device_issue_pending(rxchan); atmel_spi_next_xfer_dma_submit()
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| /linux-4.4.14/drivers/net/wan/ |
| H A D | cosa.c | 159 struct channel_data *rxchan; member in struct:cosa_data
1861 cosa->rxchan = cosa->chan + ((cosa->rxsize & 0xe000) >> 13); rx_interrupt()
1866 if (cosa->rxchan->setup_rx) rx_interrupt()
1867 cosa->rxbuf = cosa->rxchan->setup_rx(cosa->rxchan, cosa->rxsize); rx_interrupt()
1872 cosa->num, cosa->rxchan->num); rx_interrupt()
1881 if (cosa_dma_able(cosa->rxchan, cosa->rxbuf, cosa->rxsize & 0x1fff)) { rx_interrupt()
1919 cosa->num, cosa->rxchan->num, cosa->rxsize); eot_interrupt()
1928 if (!cosa_dma_able(cosa->rxchan, cosa->rxbuf, cosa->rxsize)) eot_interrupt()
1930 if (cosa->rxchan->rx_done) eot_interrupt()
1931 if (cosa->rxchan->rx_done(cosa->rxchan)) eot_interrupt()
1932 clear_bit(cosa->rxchan->num, &cosa->rxbitmap); eot_interrupt()
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| /linux-4.4.14/drivers/tty/serial/ |
| H A D | amba-pl011.c | 714 struct dma_chan *rxchan = uap->dmarx.chan; pl011_dma_rx_trigger_dma() local
719 if (!rxchan) pl011_dma_rx_trigger_dma()
725 desc = dmaengine_prep_slave_sg(rxchan, &sgbuf->sg, 1, pl011_dma_rx_trigger_dma()
735 dmaengine_terminate_all(rxchan); pl011_dma_rx_trigger_dma()
743 dma_async_issue_pending(rxchan); pl011_dma_rx_trigger_dma()
836 struct dma_chan *rxchan = dmarx->chan; pl011_dma_rx_irq() local
848 if (dmaengine_pause(rxchan)) pl011_dma_rx_irq()
850 dmastat = rxchan->device->device_tx_status(rxchan, pl011_dma_rx_irq()
863 dmaengine_terminate_all(rxchan); pl011_dma_rx_irq()
885 struct dma_chan *rxchan = dmarx->chan; pl011_dma_rx_callback() local
905 rxchan->device->device_tx_status(rxchan, dmarx->cookie, &state); pl011_dma_rx_callback()
909 dmaengine_terminate_all(rxchan); pl011_dma_rx_callback()
951 struct dma_chan *rxchan = uap->dmarx.chan; pl011_dma_rx_poll() local
960 rxchan->device->device_tx_status(rxchan, dmarx->cookie, &state); pl011_dma_rx_poll()
986 dmaengine_terminate_all(rxchan); pl011_dma_rx_poll()
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| /linux-4.4.14/drivers/net/ethernet/ti/ |
| H A D | davinci_emac.c | 335 struct cpdma_chan *rxchan; member in struct:emac_priv
1042 ret = cpdma_chan_submit(priv->rxchan, skb, skb->data, emac_rx_handler()
1395 num_rx_pkts = cpdma_chan_process(priv->rxchan, budget); emac_poll()
1569 ret = cpdma_chan_submit(priv->rxchan, skb, skb->data, emac_dev_open()
2015 priv->rxchan = cpdma_chan_create(priv->dma, rx_chan_num(EMAC_DEF_RX_CH), davinci_emac_probe()
2017 if (WARN_ON(!priv->txchan || !priv->rxchan)) { davinci_emac_probe()
2078 if (priv->rxchan) davinci_emac_probe()
2079 cpdma_chan_destroy(priv->rxchan); davinci_emac_probe()
2102 if (priv->rxchan) davinci_emac_remove()
2103 cpdma_chan_destroy(priv->rxchan); davinci_emac_remove()
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