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authorBaolin Wang <baolin.wang@linaro.org>2019-02-13 21:08:16 +0800
committerMark Brown <broonie@kernel.org>2019-02-13 15:41:01 +0000
commit5e060c48bc52d6e269cd01261cce3b260eba84ba (patch)
treed5eadd2ae4ff23df60c387646d34050abf4fac72 /drivers/spi
parent386119bc7be9fa5114ced0274a22a943df890b4b (diff)
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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.c42
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,