| /linux/drivers/tty/serial/8250/ |
| A D | 8250_dma.c | 129 dma_async_issue_pending(dma->rxchan); in serial8250_rx_dma()
139 dmaengine_pause(dma->rxchan); in serial8250_rx_dma_flush()
141 dmaengine_terminate_async(dma->rxchan); in serial8250_rx_dma_flush()
170 dma->rxchan = dma_request_slave_channel_compat(mask, in serial8250_request_dma()
173 if (!dma->rxchan) in serial8250_request_dma()
177 ret = dma_get_slave_caps(dma->rxchan, &caps); in serial8250_request_dma()
186 dmaengine_slave_config(dma->rxchan, &dma->rxconf); in serial8250_request_dma()
237 dma_release_channel(dma->rxchan); in serial8250_request_dma()
250 dmaengine_terminate_sync(dma->rxchan); in serial8250_release_dma()
253 dma_release_channel(dma->rxchan); in serial8250_release_dma()
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| A D | 8250_omap.c | 815 struct dma_chan *rxchan = dma->rxchan; in __dma_rx_do_complete() local
835 dmaengine_tx_status(rxchan, cookie, &state); in __dma_rx_do_complete()
839 dmaengine_terminate_async(rxchan); in __dma_rx_do_complete()
848 while (dmaengine_tx_status(rxchan, cookie, NULL) && in __dma_rx_do_complete()
882 if (dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state) != in __dma_rx_complete()
913 ret = dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state); in omap_8250_rx_dma_flush()
915 ret = dmaengine_pause(dma->rxchan); in omap_8250_rx_dma_flush()
940 state = dmaengine_tx_status(dma->rxchan, dma->rx_cookie, NULL); in omap_8250_rx_dma()
952 desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr, in omap_8250_rx_dma()
977 dma_async_issue_pending(dma->rxchan); in omap_8250_rx_dma()
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| A D | 8250_mtk.c | 103 dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state); in mtk8250_dma_rx_complete()
135 desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr, in mtk8250_rx_dma()
148 dma_async_issue_pending(dma->rxchan); in mtk8250_rx_dma()
175 if (dmaengine_slave_config(dma->rxchan, &dma->rxconf) != 0) in mtk8250_dma_enable()
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| A D | 8250.h | 30 struct dma_chan *rxchan; member
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| /linux/drivers/crypto/qce/ |
| A D | dma.c | 19 dma->rxchan = dma_request_chan(dev, "rx"); in qce_dma_request()
20 if (IS_ERR(dma->rxchan)) { in qce_dma_request()
21 ret = PTR_ERR(dma->rxchan); in qce_dma_request()
36 dma_release_channel(dma->rxchan); in qce_dma_request()
45 dma_release_channel(dma->rxchan); in qce_dma_release()
103 struct dma_chan *rxchan = dma->rxchan; in qce_dma_prep_sgs() local
108 ret = qce_dma_prep_sg(rxchan, rx_sg, rx_nents, flags, DMA_MEM_TO_DEV, in qce_dma_prep_sgs()
119 dma_async_issue_pending(dma->rxchan); in qce_dma_issue_pending()
127 ret = dmaengine_terminate_all(dma->rxchan); in qce_dma_terminate_all()
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| A D | dma.h | 32 struct dma_chan *rxchan; member
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| A D | core.c | 180 qce->pipe_pair_id = qce->dma.rxchan->chan_id >> 1; in qce_check_version()
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| /linux/drivers/spi/ |
| A D | spi-dw-dma.c | 79 dma_get_slave_caps(dws->rxchan, &rx); in dw_spi_dma_sg_burst_init()
112 if (!dws->rxchan) in dw_spi_dma_init_mfld()
121 dws->master->dma_rx = dws->rxchan; in dw_spi_dma_init_mfld()
133 dma_release_channel(dws->rxchan); in dw_spi_dma_init_mfld()
134 dws->rxchan = NULL; in dw_spi_dma_init_mfld()
142 if (!dws->rxchan) in dw_spi_dma_init_generic()
147 dma_release_channel(dws->rxchan); in dw_spi_dma_init_generic()
148 dws->rxchan = NULL; in dw_spi_dma_init_generic()
152 dws->master->dma_rx = dws->rxchan; in dw_spi_dma_init_generic()
171 if (dws->rxchan) { in dw_spi_dma_exit()
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| A D | spi-at91-usart.c | 220 struct dma_chan *rxchan = ctlr->dma_rx; in at91_usart_spi_dma_transfer() local
229 rxdesc = dmaengine_prep_slave_sg(rxchan, in at91_usart_spi_dma_transfer()
258 rxchan->device->device_issue_pending(rxchan); in at91_usart_spi_dma_transfer()
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| A D | spi-pl022.c | 926 struct dma_chan *rxchan = pl022->dma_rx_channel; in configure_dma() local
932 if (!rxchan || !txchan) in configure_dma()
1022 dmaengine_slave_config(rxchan, &rx_conf); in configure_dma()
1044 rx_sglen = dma_map_sg(rxchan->device->dev, pl022->sgt_rx.sgl, in configure_dma()
1055 rxdesc = dmaengine_prep_slave_sg(rxchan, in configure_dma()
1078 dma_async_issue_pending(rxchan); in configure_dma()
1087 dmaengine_terminate_all(rxchan); in configure_dma()
1091 dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl, in configure_dma()
1192 struct dma_chan *rxchan = pl022->dma_rx_channel; in terminate_dma() local
1195 dmaengine_terminate_all(rxchan); in terminate_dma()
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| A D | spi-atmel.c | 699 struct dma_chan *rxchan = master->dma_rx; in atmel_spi_next_xfer_dma_submit() local
709 if (!rxchan || !txchan) in atmel_spi_next_xfer_dma_submit()
722 rxdesc = dmaengine_prep_slave_single(rxchan, in atmel_spi_next_xfer_dma_submit()
729 rxdesc = dmaengine_prep_slave_sg(rxchan, in atmel_spi_next_xfer_dma_submit()
777 rxchan->device->device_issue_pending(rxchan); in atmel_spi_next_xfer_dma_submit()
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| A D | spi-dw.h | 185 struct dma_chan *rxchan; member
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| /linux/drivers/tty/serial/ |
| A D | amba-pl011.c | 838 if (!rxchan) in pl011_dma_rx_trigger_dma()
854 dmaengine_terminate_all(rxchan); in pl011_dma_rx_trigger_dma()
862 dma_async_issue_pending(rxchan); in pl011_dma_rx_trigger_dma()
953 struct dma_chan *rxchan = dmarx->chan; in pl011_dma_rx_irq() local
965 if (dmaengine_pause(rxchan)) in pl011_dma_rx_irq()
967 dmastat = rxchan->device->device_tx_status(rxchan, in pl011_dma_rx_irq()
980 dmaengine_terminate_all(rxchan); in pl011_dma_rx_irq()
1022 rxchan->device->device_tx_status(rxchan, dmarx->cookie, &state); in pl011_dma_rx_callback()
1026 dmaengine_terminate_all(rxchan); in pl011_dma_rx_callback()
1077 rxchan->device->device_tx_status(rxchan, dmarx->cookie, &state); in pl011_dma_rx_poll()
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| /linux/Documentation/devicetree/bindings/soc/ti/ |
| A D | keystone-navigator-dma.txt | 47 - Rx DMA channel configuration register region (rxchan).
79 reg-names = "global", "txchan", "rxchan",
89 reg-names = "global", "txchan", "rxchan",
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| /linux/drivers/net/wan/ |
| A D | cosa.c | 144 struct channel_data *rxchan; member
1855 cosa->rxchan = cosa->chan + ((cosa->rxsize & 0xe000) >> 13); in rx_interrupt()
1860 if (cosa->rxchan->setup_rx) in rx_interrupt()
1861 cosa->rxbuf = cosa->rxchan->setup_rx(cosa->rxchan, cosa->rxsize); in rx_interrupt()
1866 cosa->num, cosa->rxchan->num); in rx_interrupt()
1875 if (cosa_dma_able(cosa->rxchan, cosa->rxbuf, cosa->rxsize & 0x1fff)) in rx_interrupt()
1916 cosa->num, cosa->rxchan->num, cosa->rxsize); in eot_interrupt()
1925 if (!cosa_dma_able(cosa->rxchan, cosa->rxbuf, cosa->rxsize)) in eot_interrupt()
1927 if (cosa->rxchan->rx_done) in eot_interrupt()
1928 if (cosa->rxchan->rx_done(cosa->rxchan)) in eot_interrupt()
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| /linux/drivers/net/ethernet/ti/ |
| A D | davinci_emac.c | 321 struct cpdma_chan *rxchan; member
920 ret = cpdma_chan_submit(priv->rxchan, skb, skb->data, in emac_rx_handler()
1271 num_rx_pkts = cpdma_chan_process(priv->rxchan, budget); in emac_poll()
1450 ret = cpdma_chan_idle_submit(priv->rxchan, skb, skb->data, in emac_dev_open()
1894 priv->rxchan = cpdma_chan_create(priv->dma, EMAC_DEF_RX_CH, in davinci_emac_probe()
1896 if (IS_ERR(priv->rxchan)) { in davinci_emac_probe()
1898 rc = PTR_ERR(priv->rxchan); in davinci_emac_probe()
1958 cpdma_chan_destroy(priv->rxchan); in davinci_emac_probe()
1989 if (priv->rxchan) in davinci_emac_remove()
1990 cpdma_chan_destroy(priv->rxchan); in davinci_emac_remove()
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| /linux/arch/arm/boot/dts/ |
| A D | keystone-k2g-netcp.dtsi | 86 reg-names = "global", "txchan", "rxchan",
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| A D | keystone-k2l-netcp.dtsi | 122 reg-names = "global", "txchan", "rxchan",
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| A D | keystone-k2e-netcp.dtsi | 123 reg-names = "global", "txchan", "rxchan",
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| A D | keystone-k2hk-netcp.dtsi | 140 reg-names = "global", "txchan", "rxchan",
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