diff --git a/sound/soc/au1x/dbdma2.c b/sound/soc/au1x/dbdma2.c
index fd5378f7dece..d7d04e26eee5 100644
--- a/sound/soc/au1x/dbdma2.c
+++ b/sound/soc/au1x/dbdma2.c
@@ -169,7 +169,7 @@ static int au1x_pcm_dbdma_realloc(struct au1xpsc_audio_dmadata *pcd,
 
 	au1x_pcm_dbdma_free(pcd);
 
-	if (stype == PCM_RX)
+	if (stype == SNDRV_PCM_STREAM_CAPTURE)
 		pcd->ddma_chan = au1xxx_dbdma_chan_alloc(pcd->ddma_id,
 					DSCR_CMD0_ALWAYS,
 					au1x_pcm_dmarx_cb, (void *)pcd);
@@ -198,7 +198,7 @@ static inline struct au1xpsc_audio_dmadata *to_dmadata(struct snd_pcm_substream
 	struct snd_soc_pcm_runtime *rtd = ss->private_data;
 	struct au1xpsc_audio_dmadata *pcd =
 				snd_soc_platform_get_drvdata(rtd->platform);
-	return &pcd[SUBSTREAM_TYPE(ss)];
+	return &pcd[ss->stream];
 }
 
 static int au1xpsc_pcm_hw_params(struct snd_pcm_substream *substream,
@@ -212,7 +212,7 @@ static int au1xpsc_pcm_hw_params(struct snd_pcm_substream *substream,
 	if (ret < 0)
 		goto out;
 
-	stype = SUBSTREAM_TYPE(substream);
+	stype = substream->stream;
 	pcd = to_dmadata(substream);
 
 	DBG("runtime->dma_area = 0x%08lx dma_addr_t = 0x%08lx dma_size = %d "
@@ -255,7 +255,7 @@ static int au1xpsc_pcm_prepare(struct snd_pcm_substream *substream)
 
 	au1xxx_dbdma_reset(pcd->ddma_chan);
 
-	if (SUBSTREAM_TYPE(substream) == PCM_RX) {
+	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
 		au1x_pcm_queue_rx(pcd);
 		au1x_pcm_queue_rx(pcd);
 	} else {
@@ -295,7 +295,7 @@ static int au1xpsc_pcm_open(struct snd_pcm_substream *substream)
 {
 	struct au1xpsc_audio_dmadata *pcd = to_dmadata(substream);
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	int stype = SUBSTREAM_TYPE(substream), *dmaids;
+	int stype = substream->stream, *dmaids;
 
 	dmaids = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
 	if (!dmaids)
diff --git a/sound/soc/au1x/psc-ac97.c b/sound/soc/au1x/psc-ac97.c
index 44296abfc38f..172eefd38b2d 100644
--- a/sound/soc/au1x/psc-ac97.c
+++ b/sound/soc/au1x/psc-ac97.c
@@ -41,14 +41,14 @@
 	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3BE)
 
 #define AC97PCR_START(stype)	\
-	((stype) == PCM_TX ? PSC_AC97PCR_TS : PSC_AC97PCR_RS)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TS : PSC_AC97PCR_RS)
 #define AC97PCR_STOP(stype)	\
-	((stype) == PCM_TX ? PSC_AC97PCR_TP : PSC_AC97PCR_RP)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TP : PSC_AC97PCR_RP)
 #define AC97PCR_CLRFIFO(stype)	\
-	((stype) == PCM_TX ? PSC_AC97PCR_TC : PSC_AC97PCR_RC)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TC : PSC_AC97PCR_RC)
 
 #define AC97STAT_BUSY(stype)	\
-	((stype) == PCM_TX ? PSC_AC97STAT_TB : PSC_AC97STAT_RB)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97STAT_TB : PSC_AC97STAT_RB)
 
 /* instance data. There can be only one, MacLeod!!!! */
 static struct au1xpsc_audio_data *au1xpsc_ac97_workdata;
@@ -215,7 +215,7 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
 {
 	struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
 	unsigned long r, ro, stat;
-	int chans, t, stype = SUBSTREAM_TYPE(substream);
+	int chans, t, stype = substream->stream;
 
 	chans = params_channels(params);
 
@@ -235,7 +235,7 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
 		r |= PSC_AC97CFG_SET_LEN(params->msbits);
 
 		/* channels: enable slots for front L/R channel */
-		if (stype == PCM_TX) {
+		if (stype == SNDRV_PCM_STREAM_PLAYBACK) {
 			r &= ~PSC_AC97CFG_TXSLOT_MASK;
 			r |= PSC_AC97CFG_TXSLOT_ENA(3);
 			r |= PSC_AC97CFG_TXSLOT_ENA(4);
@@ -294,7 +294,7 @@ static int au1xpsc_ac97_trigger(struct snd_pcm_substream *substream,
 				int cmd, struct snd_soc_dai *dai)
 {
 	struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
-	int ret, stype = SUBSTREAM_TYPE(substream);
+	int ret, stype = substream->stream;
 
 	ret = 0;
 
@@ -391,12 +391,12 @@ static int __devinit au1xpsc_ac97_drvprobe(struct platform_device *pdev)
 	r = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 	if (!r)
 		goto out2;
-	wd->dmaids[PCM_TX] = r->start;
+	wd->dmaids[SNDRV_PCM_STREAM_PLAYBACK] = r->start;
 
 	r = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!r)
 		goto out2;
-	wd->dmaids[PCM_RX] = r->start;
+	wd->dmaids[SNDRV_PCM_STREAM_CAPTURE] = r->start;
 
 	/* configuration: max dma trigger threshold, enable ac97 */
 	wd->cfg = PSC_AC97CFG_RT_FIFO8 | PSC_AC97CFG_TT_FIFO8 |
diff --git a/sound/soc/au1x/psc-i2s.c b/sound/soc/au1x/psc-i2s.c
index 1b7ab5d422e0..7c5ae920544f 100644
--- a/sound/soc/au1x/psc-i2s.c
+++ b/sound/soc/au1x/psc-i2s.c
@@ -42,13 +42,13 @@
 	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
 
 #define I2SSTAT_BUSY(stype)	\
-	((stype) == PCM_TX ? PSC_I2SSTAT_TB : PSC_I2SSTAT_RB)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_I2SSTAT_TB : PSC_I2SSTAT_RB)
 #define I2SPCR_START(stype)	\
-	((stype) == PCM_TX ? PSC_I2SPCR_TS : PSC_I2SPCR_RS)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_I2SPCR_TS : PSC_I2SPCR_RS)
 #define I2SPCR_STOP(stype)	\
-	((stype) == PCM_TX ? PSC_I2SPCR_TP : PSC_I2SPCR_RP)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_I2SPCR_TP : PSC_I2SPCR_RP)
 #define I2SPCR_CLRFIFO(stype)	\
-	((stype) == PCM_TX ? PSC_I2SPCR_TC : PSC_I2SPCR_RC)
+	((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_I2SPCR_TC : PSC_I2SPCR_RC)
 
 
 static int au1xpsc_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
@@ -240,7 +240,7 @@ static int au1xpsc_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
 			       struct snd_soc_dai *dai)
 {
 	struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
-	int ret, stype = SUBSTREAM_TYPE(substream);
+	int ret, stype = substream->stream;
 
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
@@ -316,12 +316,12 @@ static int __devinit au1xpsc_i2s_drvprobe(struct platform_device *pdev)
 	r = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 	if (!r)
 		goto out2;
-	wd->dmaids[PCM_TX] = r->start;
+	wd->dmaids[SNDRV_PCM_STREAM_PLAYBACK] = r->start;
 
 	r = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!r)
 		goto out2;
-	wd->dmaids[PCM_RX] = r->start;
+	wd->dmaids[SNDRV_PCM_STREAM_CAPTURE] = r->start;
 
 	/* preserve PSC clock source set up by platform (dev.platform_data
 	 * is already occupied by soc layer)
diff --git a/sound/soc/au1x/psc.h b/sound/soc/au1x/psc.h
index 1b21c4ffae12..b16b2e02e0c9 100644
--- a/sound/soc/au1x/psc.h
+++ b/sound/soc/au1x/psc.h
@@ -13,12 +13,6 @@
 #ifndef _AU1X_PCM_H
 #define _AU1X_PCM_H
 
-#define PCM_TX	0
-#define PCM_RX	1
-
-#define SUBSTREAM_TYPE(substream) \
-	((substream)->stream == SNDRV_PCM_STREAM_PLAYBACK ? PCM_TX : PCM_RX)
-
 struct au1xpsc_audio_data {
 	void __iomem *mmio;