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| author | Baolin Wang <baolin.wang@linaro.org> | 2019-02-13 21:08:16 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-02-13 15:41:01 +0000 |
| commit | 5e060c48bc52d6e269cd01261cce3b260eba84ba (patch) | |
| tree | d5eadd2ae4ff23df60c387646d34050abf4fac72 /drivers/spi | |
| parent | 386119bc7be9fa5114ced0274a22a943df890b4b (diff) | |
| download | talos-op-linux-5e060c48bc52d6e269cd01261cce3b260eba84ba.tar.gz talos-op-linux-5e060c48bc52d6e269cd01261cce3b260eba84ba.zip | |
spi: sprd: Add a prefix for SPI DMA channel macros
Add a prefix for SPI DMA channel macros to avoid namespace conflicts,
and no functional changes.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-sprd.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/drivers/spi/spi-sprd.c b/drivers/spi/spi-sprd.c index a4398e737650..f6c8838f7dc3 100644 --- a/drivers/spi/spi-sprd.c +++ b/drivers/spi/spi-sprd.c @@ -135,14 +135,14 @@ #define SPRD_SPI_DMA_STEP 8 enum sprd_spi_dma_channel { - SPI_RX, - SPI_TX, - SPI_MAX, + SPRD_SPI_RX, + SPRD_SPI_TX, + SPRD_SPI_MAX, }; struct sprd_spi_dma { bool enable; - struct dma_chan *dma_chan[SPI_MAX]; + struct dma_chan *dma_chan[SPRD_SPI_MAX]; enum dma_slave_buswidth width; u32 fragmens_len; u32 rx_len; @@ -514,7 +514,7 @@ static int sprd_spi_dma_submit(struct dma_chan *dma_chan, static int sprd_spi_dma_rx_config(struct sprd_spi *ss, struct spi_transfer *t) { - struct dma_chan *dma_chan = ss->dma.dma_chan[SPI_RX]; + struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_RX]; struct dma_slave_config config = { .src_addr = ss->phy_base, .src_addr_width = ss->dma.width, @@ -532,7 +532,7 @@ static int sprd_spi_dma_rx_config(struct sprd_spi *ss, struct spi_transfer *t) static int sprd_spi_dma_tx_config(struct sprd_spi *ss, struct spi_transfer *t) { - struct dma_chan *dma_chan = ss->dma.dma_chan[SPI_TX]; + struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_TX]; struct dma_slave_config config = { .dst_addr = ss->phy_base, .src_addr_width = ss->dma.width, @@ -550,23 +550,23 @@ static int sprd_spi_dma_tx_config(struct sprd_spi *ss, struct spi_transfer *t) static int sprd_spi_dma_request(struct sprd_spi *ss) { - ss->dma.dma_chan[SPI_RX] = dma_request_chan(ss->dev, "rx_chn"); - if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPI_RX])) { - if (PTR_ERR(ss->dma.dma_chan[SPI_RX]) == -EPROBE_DEFER) - return PTR_ERR(ss->dma.dma_chan[SPI_RX]); + ss->dma.dma_chan[SPRD_SPI_RX] = dma_request_chan(ss->dev, "rx_chn"); + if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_RX])) { + if (PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]) == -EPROBE_DEFER) + return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]); dev_err(ss->dev, "request RX DMA channel failed!\n"); - return PTR_ERR(ss->dma.dma_chan[SPI_RX]); + return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]); } - ss->dma.dma_chan[SPI_TX] = dma_request_chan(ss->dev, "tx_chn"); - if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPI_TX])) { - if (PTR_ERR(ss->dma.dma_chan[SPI_TX]) == -EPROBE_DEFER) - return PTR_ERR(ss->dma.dma_chan[SPI_TX]); + ss->dma.dma_chan[SPRD_SPI_TX] = dma_request_chan(ss->dev, "tx_chn"); + if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_TX])) { + if (PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]) == -EPROBE_DEFER) + return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]); dev_err(ss->dev, "request TX DMA channel failed!\n"); - dma_release_channel(ss->dma.dma_chan[SPI_RX]); - return PTR_ERR(ss->dma.dma_chan[SPI_TX]); + dma_release_channel(ss->dma.dma_chan[SPRD_SPI_RX]); + return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]); } return 0; @@ -574,11 +574,11 @@ static int sprd_spi_dma_request(struct sprd_spi *ss) static void sprd_spi_dma_release(struct sprd_spi *ss) { - if (ss->dma.dma_chan[SPI_RX]) - dma_release_channel(ss->dma.dma_chan[SPI_RX]); + if (ss->dma.dma_chan[SPRD_SPI_RX]) + dma_release_channel(ss->dma.dma_chan[SPRD_SPI_RX]); - if (ss->dma.dma_chan[SPI_TX]) - dma_release_channel(ss->dma.dma_chan[SPI_TX]); + if (ss->dma.dma_chan[SPRD_SPI_TX]) + dma_release_channel(ss->dma.dma_chan[SPRD_SPI_TX]); } static int sprd_spi_dma_txrx_bufs(struct spi_device *sdev, |
