@@ -42,7 +42,7 @@ static inline void i2s_disable_channels(struct dw_i2s_dev *dev, u32 stream)
{
u32 i = 0;
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
for (i = 0; i < 4; i++)
i2s_write_reg(dev->i2s_base, TER(i), 0);
} else {
@@ -55,7 +55,7 @@ static inline void i2s_clear_irqs(struct dw_i2s_dev *dev, u32 stream)
{
u32 i = 0;
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
for (i = 0; i < 4; i++)
i2s_read_reg(dev->i2s_base, TOR(i));
} else {
@@ -69,7 +69,7 @@ static inline void i2s_disable_irqs(struct dw_i2s_dev *dev, u32 stream,
{
u32 i, irq;
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
for (i = 0; i < (chan_nr / 2); i++) {
irq = i2s_read_reg(dev->i2s_base, IMR(i));
i2s_write_reg(dev->i2s_base, IMR(i), irq | 0x30);
@@ -87,7 +87,7 @@ static inline void i2s_enable_irqs(struct dw_i2s_dev *dev, u32 stream,
{
u32 i, irq;
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
for (i = 0; i < (chan_nr / 2); i++) {
irq = i2s_read_reg(dev->i2s_base, IMR(i));
i2s_write_reg(dev->i2s_base, IMR(i), irq & ~0x30);
@@ -156,7 +156,7 @@ static void i2s_enable_dma(struct dw_i2s_dev *dev, u32 stream)
u32 dma_reg = i2s_read_reg(dev->i2s_base, I2S_DMACR);
/* Enable DMA handshake for stream */
- if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(stream))
dma_reg |= I2S_DMAEN_TXBLOCK;
else
dma_reg |= I2S_DMAEN_RXBLOCK;
@@ -169,7 +169,7 @@ static void i2s_disable_dma(struct dw_i2s_dev *dev, u32 stream)
u32 dma_reg = i2s_read_reg(dev->i2s_base, I2S_DMACR);
/* Disable DMA handshake for stream */
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
dma_reg &= ~I2S_DMAEN_TXBLOCK;
i2s_write_reg(dev->i2s_base, I2S_RTXDMA, 1);
} else {
@@ -194,7 +194,7 @@ static void i2s_start(struct dw_i2s_dev *dev,
i2s_write_reg(dev->i2s_base, IER, reg);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(substream))
i2s_write_reg(dev->i2s_base, ITER, 1);
else
i2s_write_reg(dev->i2s_base, IRER, 1);
@@ -213,7 +213,7 @@ static void i2s_stop(struct dw_i2s_dev *dev,
{
i2s_clear_irqs(dev, substream->stream);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(substream))
i2s_write_reg(dev->i2s_base, ITER, 0);
else
i2s_write_reg(dev->i2s_base, IRER, 0);
@@ -253,7 +253,7 @@ static void dw_i2s_config(struct dw_i2s_dev *dev, int stream)
i2s_disable_channels(dev, stream);
for (ch_reg = 0; ch_reg < (config->chan_nr / 2); ch_reg++) {
- if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(stream)) {
i2s_write_reg(dev->i2s_base, TCR(ch_reg),
dev->xfer_resolution);
i2s_write_reg(dev->i2s_base, TFCR(ch_reg),
@@ -352,7 +352,7 @@ static int dw_i2s_prepare(struct snd_pcm_substream *substream,
{
struct dw_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(substream))
i2s_write_reg(dev->i2s_base, TXFFR, 1);
else
i2s_write_reg(dev->i2s_base, RXFFR, 1);
@@ -200,7 +200,7 @@ static int dw_pcm_trigger(struct snd_soc_component *component,
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (snd_pcm_is_playback(substream)) {
WRITE_ONCE(dev->tx_ptr, 0);
rcu_assign_pointer(dev->tx_substream, substream);
} else {
@@ -211,7 +211,7 @@ static int dw_pcm_trigger(struct snd_soc_component *component,
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(substream))
rcu_assign_pointer(dev->tx_substream, NULL);
else
rcu_assign_pointer(dev->rx_substream, NULL);
@@ -231,7 +231,7 @@ static snd_pcm_uframes_t dw_pcm_pointer(struct snd_soc_component *component,
struct dw_i2s_dev *dev = runtime->private_data;
snd_pcm_uframes_t pos;
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (snd_pcm_is_playback(substream))
pos = READ_ONCE(dev->tx_ptr);
else
pos = READ_ONCE(dev->rx_ptr);
We can use snd_pcm_is_playback/capture(). Let's use it. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> --- sound/soc/dwc/dwc-i2s.c | 20 ++++++++++---------- sound/soc/dwc/dwc-pcm.c | 6 +++--- 2 files changed, 13 insertions(+), 13 deletions(-)