Searched refs:tx_dma_chan (Results 1 – 9 of 9) sorted by relevance
| /Linux-v5.4/drivers/tty/serial/ |
| D | sirfsoc_uart.c | 148 if (sirfport->tx_dma_chan) { in sirfsoc_uart_stop_tx()
150 dmaengine_pause(sirfport->tx_dma_chan); in sirfsoc_uart_stop_tx()
191 dmaengine_resume(sirfport->tx_dma_chan); in sirfsoc_uart_tx_with_dma()
244 sirfport->tx_dma_chan, sirfport->tx_dma_addr, in sirfsoc_uart_tx_with_dma()
256 dma_async_issue_pending(sirfport->tx_dma_chan); in sirfsoc_uart_tx_with_dma()
266 if (sirfport->tx_dma_chan) in sirfsoc_uart_start_tx()
570 if (sirfport->tx_dma_chan) in sirfsoc_uart_isr()
855 if (sirfport->tx_dma_chan) in sirfsoc_uart_set_termios()
939 if (sirfport->tx_dma_chan) { in sirfsoc_uart_startup()
1022 if (sirfport->tx_dma_chan) in sirfsoc_uart_shutdown()
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| D | serial-tegra.c | 127 struct dma_chan *tx_dma_chan; member
518 dmaengine_tx_status(tup->tx_dma_chan, tup->tx_cookie, &state); in tegra_uart_tx_dma_complete()
541 tup->tx_dma_desc = dmaengine_prep_slave_single(tup->tx_dma_chan, in tegra_uart_start_tx_dma()
554 dma_async_issue_pending(tup->tx_dma_chan); in tegra_uart_start_tx_dma()
616 dmaengine_terminate_all(tup->tx_dma_chan); in tegra_uart_stop_tx()
617 dmaengine_tx_status(tup->tx_dma_chan, tup->tx_cookie, &state); in tegra_uart_stop_tx()
1106 dmaengine_terminate_all(tup->tx_dma_chan); in tegra_uart_dma_channel_free()
1107 dma_release_channel(tup->tx_dma_chan); in tegra_uart_dma_channel_free()
1110 tup->tx_dma_chan = NULL; in tegra_uart_dma_channel_free()
1163 tup->tx_dma_chan = dma_chan; in tegra_uart_dma_channel_allocate()
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| D | mxs-auart.c | 438 struct dma_chan *tx_dma_chan; member
553 struct dma_chan *channel = s->tx_dma_chan; in mxs_auart_dma_tx()
909 if (s->tx_dma_chan) { in mxs_auart_dma_exit_channel()
910 dma_release_channel(s->tx_dma_chan); in mxs_auart_dma_exit_channel()
911 s->tx_dma_chan = NULL; in mxs_auart_dma_exit_channel()
950 s->tx_dma_chan = dma_request_slave_channel(s->dev, "tx"); in mxs_auart_dma_init()
951 if (!s->tx_dma_chan) in mxs_auart_dma_init()
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| D | sirfsoc_uart.h | 422 struct dma_chan *tx_dma_chan; member
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| /Linux-v5.4/drivers/ntb/ |
| D | ntb_transport.c | 135 struct dma_chan *tx_dma_chan; member
540 qp->tx_dma_chan ? "Yes" : "No"); in debugfs_read()
1805 struct dma_chan *chan = qp->tx_dma_chan; in ntb_async_tx_submit()
1864 struct dma_chan *chan = qp->tx_dma_chan; in ntb_async_tx()
2018 qp->tx_dma_chan = in ntb_transport_create_queue()
2021 if (!qp->tx_dma_chan) in ntb_transport_create_queue()
2030 qp->tx_dma_chan = NULL; in ntb_transport_create_queue()
2035 if (qp->tx_dma_chan) { in ntb_transport_create_queue()
2037 dma_map_resource(qp->tx_dma_chan->device->dev, in ntb_transport_create_queue()
2040 if (dma_mapping_error(qp->tx_dma_chan->device->dev, in ntb_transport_create_queue()
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| /Linux-v5.4/drivers/spi/ |
| D | spi-tegra20-slink.c | 201 struct dma_chan *tx_dma_chan; member
436 tspi->tx_dma_desc = dmaengine_prep_slave_single(tspi->tx_dma_chan, in tegra_slink_start_tx_dma()
448 dma_async_issue_pending(tspi->tx_dma_chan); in tegra_slink_start_tx_dma()
538 dmaengine_terminate_all(tspi->tx_dma_chan); in tegra_slink_start_dma_based_transfer()
638 tspi->tx_dma_chan = dma_chan; in tegra_slink_init_dma_param()
665 dma_chan = tspi->tx_dma_chan; in tegra_slink_deinit_dma_param()
668 tspi->tx_dma_chan = NULL; in tegra_slink_deinit_dma_param()
896 dmaengine_terminate_all(tspi->tx_dma_chan); in handle_dma_based_xfer()
902 dmaengine_terminate_all(tspi->tx_dma_chan); in handle_dma_based_xfer()
1163 if (tspi->tx_dma_chan) in tegra_slink_remove()
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| D | spi-tegra114.c | 217 struct dma_chan *tx_dma_chan; member
476 tspi->tx_dma_desc = dmaengine_prep_slave_single(tspi->tx_dma_chan, in tegra_spi_start_tx_dma()
488 dma_async_issue_pending(tspi->tx_dma_chan); in tegra_spi_start_tx_dma()
581 ret = dmaengine_slave_config(tspi->tx_dma_chan, &dma_sconfig); in tegra_spi_start_dma_based_transfer()
617 dmaengine_terminate_all(tspi->tx_dma_chan); in tegra_spi_start_dma_based_transfer()
692 tspi->tx_dma_chan = dma_chan; in tegra_spi_init_dma_param()
714 dma_chan = tspi->tx_dma_chan; in tegra_spi_deinit_dma_param()
717 tspi->tx_dma_chan = NULL; in tegra_spi_deinit_dma_param()
1076 dmaengine_terminate_all(tspi->tx_dma_chan); in tegra_spi_transfer_one_message()
1176 dmaengine_terminate_all(tspi->tx_dma_chan); in handle_dma_based_xfer()
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| /Linux-v5.4/drivers/i2c/busses/ |
| D | i2c-tegra.c | 275 struct dma_chan *tx_dma_chan; member
366 chan = i2c_dev->msg_read ? i2c_dev->rx_dma_chan : i2c_dev->tx_dma_chan; in tegra_i2c_dma_submit()
390 if (i2c_dev->tx_dma_chan) { in tegra_i2c_release_dma()
391 dma_release_channel(i2c_dev->tx_dma_chan); in tegra_i2c_release_dma()
392 i2c_dev->tx_dma_chan = NULL; in tegra_i2c_release_dma()
430 i2c_dev->tx_dma_chan = chan; in tegra_i2c_init_dma()
921 dmaengine_terminate_async(i2c_dev->tx_dma_chan); in tegra_i2c_isr()
967 chan = i2c_dev->tx_dma_chan; in tegra_i2c_config_fifo_trig()
1185 i2c_dev->tx_dma_chan); in tegra_i2c_xfer_msg()
1202 i2c_dev->tx_dma_chan); in tegra_i2c_xfer_msg()
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| /Linux-v5.4/drivers/net/ethernet/ |
| D | ec_bhf.c | 131 int tx_dma_chan; member
271 priv->tx_dma_chan = ioread8(ec_info + INFO_BLOCK_TX_CHAN); in ec_bhf_setup_offsets()
408 err = ec_bhf_alloc_dma_mem(priv, &priv->tx_buf, priv->tx_dma_chan, in ec_bhf_open()
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