Searched refs:dma_rx_channel (Results 1 – 3 of 3) sorted by relevance
| /linux/drivers/ata/ |
| H A D | pata_ep93xx.c | 137 struct dma_chan *dma_rx_channel; member
628 if (drv_data->dma_rx_channel) { in ep93xx_pata_release_dma()
629 dma_release_channel(drv_data->dma_rx_channel); in ep93xx_pata_release_dma()
630 drv_data->dma_rx_channel = NULL; in ep93xx_pata_release_dma()
654 drv_data->dma_rx_channel = dma_request_chan(dev, "rx"); in ep93xx_pata_dma_init()
655 if (IS_ERR(drv_data->dma_rx_channel)) in ep93xx_pata_dma_init()
656 return dev_err_probe(dev, PTR_ERR(drv_data->dma_rx_channel), in ep93xx_pata_dma_init()
671 ret = dmaengine_slave_config(drv_data->dma_rx_channel, &conf); in ep93xx_pata_dma_init()
691 dma_release_channel(drv_data->dma_rx_channel); in ep93xx_pata_dma_init()
706 ? drv_data->dma_tx_channel : drv_data->dma_rx_channel; in ep93xx_pata_dma_start()
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| /linux/drivers/spi/ |
| H A D | spi-pl022.c | 382 struct dma_chan *dma_rx_channel; member
689 dma_unmap_sg(pl022->dma_rx_channel->device->dev, pl022->sgt_rx.sgl, in unmap_free_dma_scatter()
810 struct dma_chan *rxchan = pl022->dma_rx_channel; in configure_dma()
996 pl022->dma_rx_channel = dma_request_channel(mask, in pl022_dma_probe()
999 if (!pl022->dma_rx_channel) { in pl022_dma_probe()
1017 dma_chan_name(pl022->dma_rx_channel), in pl022_dma_probe()
1025 dma_release_channel(pl022->dma_rx_channel); in pl022_dma_probe()
1026 pl022->dma_rx_channel = NULL; in pl022_dma_probe()
1046 pl022->dma_rx_channel = chan; in pl022_dma_autoprobe()
1068 dma_release_channel(pl022->dma_rx_channel); in pl022_dma_autoprobe()
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| /linux/drivers/slimbus/ |
| H A D | qcom-ngd-ctrl.c | 155 struct dma_chan *dma_rx_channel; member
631 desc->desc = dmaengine_prep_slave_single(ctrl->dma_rx_channel, in qcom_slim_ngd_rx_msgq_cb()
643 dma_async_issue_pending(ctrl->dma_rx_channel); in qcom_slim_ngd_rx_msgq_cb()
656 desc->desc = dmaengine_prep_slave_single(ctrl->dma_rx_channel, in qcom_slim_ngd_post_rx_msgq()
669 dma_async_issue_pending(ctrl->dma_rx_channel); in qcom_slim_ngd_post_rx_msgq()
679 ctrl->dma_rx_channel = dma_request_chan(dev, "rx"); in qcom_slim_ngd_init_rx_msgq()
680 if (IS_ERR(ctrl->dma_rx_channel)) { in qcom_slim_ngd_init_rx_msgq()
682 ret = PTR_ERR(ctrl->dma_rx_channel); in qcom_slim_ngd_init_rx_msgq()
683 ctrl->dma_rx_channel = NULL; in qcom_slim_ngd_init_rx_msgq()
706 dma_release_channel(ctrl->dma_rx_channel); in qcom_slim_ngd_init_rx_msgq()
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