X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=sound%2Fsoc%2Fs3c24xx%2Fs3c2443-ac97.c;h=fc1beb0930b988ef4377703cbdd531b805aea2c0;hb=124e39b34d9b38cde4cac02077d5b58f6c1f063e;hp=3698f707c44d0e53fdbc916d717211bf97a279ca;hpb=8ecee4620e76aae418bfa0e8cc830e92cb559bbb;p=pandora-kernel.git

diff --git a/sound/soc/s3c24xx/s3c2443-ac97.c b/sound/soc/s3c24xx/s3c2443-ac97.c
index 3698f707c44d..fc1beb0930b9 100644
--- a/sound/soc/s3c24xx/s3c2443-ac97.c
+++ b/sound/soc/s3c24xx/s3c2443-ac97.c
@@ -19,6 +19,7 @@
 #include <linux/io.h>
 #include <linux/wait.h>
 #include <linux/delay.h>
+#include <linux/gpio.h>
 #include <linux/clk.h>
 
 #include <sound/core.h>
@@ -46,7 +47,7 @@ static struct s3c24xx_ac97_info s3c24xx_ac97;
 
 static DECLARE_COMPLETION(ac97_completion);
 static u32 codec_ready;
-static DECLARE_MUTEX(ac97_mutex);
+static DEFINE_MUTEX(ac97_mutex);
 
 static unsigned short s3c2443_ac97_read(struct snd_ac97 *ac97,
 	unsigned short reg)
@@ -55,7 +56,7 @@ static unsigned short s3c2443_ac97_read(struct snd_ac97 *ac97,
 	u32 ac_codec_cmd;
 	u32 stat, addr, data;
 
-	down(&ac97_mutex);
+	mutex_lock(&ac97_mutex);
 
 	codec_ready = S3C_AC97_GLBSTAT_CODECREADY;
 	ac_codec_cmd = readl(s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
@@ -78,7 +79,7 @@ static unsigned short s3c2443_ac97_read(struct snd_ac97 *ac97,
 		printk(KERN_ERR "s3c24xx-ac97: req addr = %02x,"
 				" rep addr = %02x\n", reg, addr);
 
-	up(&ac97_mutex);
+	mutex_unlock(&ac97_mutex);
 
 	return (unsigned short)data;
 }
@@ -89,7 +90,7 @@ static void s3c2443_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
 	u32 ac_glbctrl;
 	u32 ac_codec_cmd;
 
-	down(&ac97_mutex);
+	mutex_lock(&ac97_mutex);
 
 	codec_ready = S3C_AC97_GLBSTAT_CODECREADY;
 	ac_codec_cmd = readl(s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
@@ -108,7 +109,7 @@ static void s3c2443_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
 	ac_codec_cmd |= S3C_AC97_CODEC_CMD_READ;
 	writel(ac_codec_cmd, s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
 
-	up(&ac97_mutex);
+	mutex_unlock(&ac97_mutex);
 
 }
 
@@ -289,6 +290,9 @@ static int s3c2443_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
 				struct snd_soc_dai *dai)
 {
 	u32 ac_glbctrl;
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	int channel = ((struct s3c24xx_pcm_dma_params *)
+		  rtd->dai->cpu_dai->dma_data)->channel;
 
 	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
 	switch (cmd) {
@@ -311,6 +315,8 @@ static int s3c2443_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
 	}
 	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
 
+	s3c2410_dma_ctrl(channel, S3C2410_DMAOP_STARTED);
+
 	return 0;
 }
 
@@ -333,6 +339,9 @@ static int s3c2443_ac97_mic_trigger(struct snd_pcm_substream *substream,
 				    int cmd, struct snd_soc_dai *dai)
 {
 	u32 ac_glbctrl;
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	int channel = ((struct s3c24xx_pcm_dma_params *)
+		  rtd->dai->cpu_dai->dma_data)->channel;
 
 	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
 	switch (cmd) {
@@ -348,6 +357,8 @@ static int s3c2443_ac97_mic_trigger(struct snd_pcm_substream *substream,
 	}
 	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
 
+	s3c2410_dma_ctrl(channel, S3C2410_DMAOP_STARTED);
+
 	return 0;
 }