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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>
This commit is contained in:
Baolin Wang 2019-02-13 21:08:16 +08:00 committed by Mark Brown
parent 386119bc7b
commit 5e060c48bc
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 21 additions and 21 deletions
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42
drivers/spi/spi-sprd.c
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@ -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,