---

yaml --- r: 157635 b: refs/heads/master c: 1921bab h: refs/heads/master i: 157633: e820acb 157631: bebc456 v: v3
git-mirror · Aug 11, 2009 · 3383a7f · 3383a7f
1 parent de1eff7
commit 3383a7f
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Showing 33 changed files with 1,236 additions and 1,881 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a5479e389e989acfeca9c32eeb0083d086202280
+refs/heads/master: 1921bab217c2c21e4b8dc78332f6ae11515fc014
diff --git a/trunk/arch/arm/plat-omap/include/mach/mcbsp.h b/trunk/arch/arm/plat-omap/include/mach/mcbsp.h
@@ -387,8 +387,8 @@ void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
 void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config);
 int omap_mcbsp_request(unsigned int id);
 void omap_mcbsp_free(unsigned int id);
-void omap_mcbsp_start(unsigned int id);
-void omap_mcbsp_stop(unsigned int id);
+void omap_mcbsp_start(unsigned int id, int tx, int rx);
+void omap_mcbsp_stop(unsigned int id, int tx, int rx);
 void omap_mcbsp_xmit_word(unsigned int id, u32 word);
 u32 omap_mcbsp_recv_word(unsigned int id);
 

diff --git a/trunk/arch/arm/plat-omap/mcbsp.c b/trunk/arch/arm/plat-omap/mcbsp.c
@@ -328,14 +328,15 @@ void omap_mcbsp_free(unsigned int id)
 EXPORT_SYMBOL(omap_mcbsp_free);
 
 /*
- * Here we start the McBSP, by enabling the sample
- * generator, both transmitter and receivers,
- * and the frame sync.
+ * Here we start the McBSP, by enabling transmitter, receiver or both.
+ * If no transmitter or receiver is active prior calling, then sample-rate
+ * generator and frame sync are started.
  */
-void omap_mcbsp_start(unsigned int id)
+void omap_mcbsp_start(unsigned int id, int tx, int rx)
 {
 	struct omap_mcbsp *mcbsp;
 	void __iomem *io_base;
+	int idle;
 	u16 w;
 
 	if (!omap_mcbsp_check_valid_id(id)) {
@@ -348,32 +349,40 @@ void omap_mcbsp_start(unsigned int id)
 	mcbsp->rx_word_length = (OMAP_MCBSP_READ(io_base, RCR1) >> 5) & 0x7;
 	mcbsp->tx_word_length = (OMAP_MCBSP_READ(io_base, XCR1) >> 5) & 0x7;
 
-	/* Start the sample generator */
-	w = OMAP_MCBSP_READ(io_base, SPCR2);
-	OMAP_MCBSP_WRITE(io_base, SPCR2, w | (1 << 6));
+	idle = !((OMAP_MCBSP_READ(io_base, SPCR2) |
+		  OMAP_MCBSP_READ(io_base, SPCR1)) & 1);
+
+	if (idle) {
+		/* Start the sample generator */
+		w = OMAP_MCBSP_READ(io_base, SPCR2);
+		OMAP_MCBSP_WRITE(io_base, SPCR2, w | (1 << 6));
+	}
 
 	/* Enable transmitter and receiver */
 	w = OMAP_MCBSP_READ(io_base, SPCR2);
-	OMAP_MCBSP_WRITE(io_base, SPCR2, w | 1);
+	OMAP_MCBSP_WRITE(io_base, SPCR2, w | (tx & 1));
 
 	w = OMAP_MCBSP_READ(io_base, SPCR1);
-	OMAP_MCBSP_WRITE(io_base, SPCR1, w | 1);
+	OMAP_MCBSP_WRITE(io_base, SPCR1, w | (rx & 1));
 
 	udelay(100);
 
-	/* Start frame sync */
-	w = OMAP_MCBSP_READ(io_base, SPCR2);
-	OMAP_MCBSP_WRITE(io_base, SPCR2, w | (1 << 7));
+	if (idle) {
+		/* Start frame sync */
+		w = OMAP_MCBSP_READ(io_base, SPCR2);
+		OMAP_MCBSP_WRITE(io_base, SPCR2, w | (1 << 7));
+	}
 
 	/* Dump McBSP Regs */
 	omap_mcbsp_dump_reg(id);
 }
 EXPORT_SYMBOL(omap_mcbsp_start);
 
-void omap_mcbsp_stop(unsigned int id)
+void omap_mcbsp_stop(unsigned int id, int tx, int rx)
 {
 	struct omap_mcbsp *mcbsp;
 	void __iomem *io_base;
+	int idle;
 	u16 w;
 
 	if (!omap_mcbsp_check_valid_id(id)) {
@@ -386,15 +395,20 @@ void omap_mcbsp_stop(unsigned int id)
 
 	/* Reset transmitter */
 	w = OMAP_MCBSP_READ(io_base, SPCR2);
-	OMAP_MCBSP_WRITE(io_base, SPCR2, w & ~(1));
+	OMAP_MCBSP_WRITE(io_base, SPCR2, w & ~(tx & 1));
 
 	/* Reset receiver */
 	w = OMAP_MCBSP_READ(io_base, SPCR1);
-	OMAP_MCBSP_WRITE(io_base, SPCR1, w & ~(1));
+	OMAP_MCBSP_WRITE(io_base, SPCR1, w & ~(rx & 1));
 
-	/* Reset the sample rate generator */
-	w = OMAP_MCBSP_READ(io_base, SPCR2);
-	OMAP_MCBSP_WRITE(io_base, SPCR2, w & ~(1 << 6));
+	idle = !((OMAP_MCBSP_READ(io_base, SPCR2) |
+		  OMAP_MCBSP_READ(io_base, SPCR1)) & 1);
+
+	if (idle) {
+		/* Reset the sample rate generator */
+		w = OMAP_MCBSP_READ(io_base, SPCR2);
+		OMAP_MCBSP_WRITE(io_base, SPCR2, w & ~(1 << 6));
+	}
 }
 EXPORT_SYMBOL(omap_mcbsp_stop);
 

diff --git a/trunk/include/linux/tty.h b/trunk/include/linux/tty.h
@@ -47,7 +47,7 @@
 #define N_SLCAN		17	/* Serial / USB serial CAN Adaptors */
 #define N_PPS		18	/* Pulse per Second */
 
-#define N_AMSDELTA	19	/* codec control over modem, board specific */
+#define N_V253		19	/* Codec control over voice modem */
 
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as

diff --git a/trunk/include/sound/soc-dai.h b/trunk/include/sound/soc-dai.h
@@ -78,7 +78,13 @@ struct snd_pcm_substream;
 #define SND_SOC_CLOCK_IN		0
 #define SND_SOC_CLOCK_OUT		1
 
-#define SND_SOC_STD_AC97_FMTS (SNDRV_PCM_FMTBIT_S16_LE |\
+#define SND_SOC_STD_AC97_FMTS (SNDRV_PCM_FMTBIT_S8 |\
+			       SNDRV_PCM_FMTBIT_S16_LE |\
+			       SNDRV_PCM_FMTBIT_S16_BE |\
+			       SNDRV_PCM_FMTBIT_S20_3LE |\
+			       SNDRV_PCM_FMTBIT_S20_3BE |\
+			       SNDRV_PCM_FMTBIT_S24_3LE |\
+			       SNDRV_PCM_FMTBIT_S24_3BE |\
                                SNDRV_PCM_FMTBIT_S32_LE |\
                                SNDRV_PCM_FMTBIT_S32_BE)
 

diff --git a/trunk/include/sound/soc.h b/trunk/include/sound/soc.h
@@ -209,11 +209,20 @@ typedef int (*hw_read_t)(void *,char* ,int);
 
 extern struct snd_ac97_bus_ops soc_ac97_ops;
 
+enum snd_soc_control_type {
+	SND_SOC_CUSTOM,
+	SND_SOC_I2C,
+	SND_SOC_SPI,
+};
+
 int snd_soc_register_platform(struct snd_soc_platform *platform);
 void snd_soc_unregister_platform(struct snd_soc_platform *platform);
 int snd_soc_register_codec(struct snd_soc_codec *codec);
 void snd_soc_unregister_codec(struct snd_soc_codec *codec);
 int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg);
+int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec,
+			       int addr_bits, int data_bits,
+			       enum snd_soc_control_type control);
 
 #ifdef CONFIG_PM
 int snd_soc_suspend_device(struct device *dev);
@@ -387,7 +396,7 @@ struct snd_soc_codec {
 	int (*volatile_register)(unsigned int);
 	int (*readable_register)(unsigned int);
 	hw_write_t hw_write;
-	hw_read_t hw_read;
+	unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
 	void *reg_cache;
 	short reg_cache_size;
 	short reg_cache_step;

diff --git a/trunk/sound/soc/Makefile b/trunk/sound/soc/Makefile
@@ -1,4 +1,4 @@
-snd-soc-core-objs := soc-core.o soc-dapm.o soc-jack.o
+snd-soc-core-objs := soc-core.o soc-dapm.o soc-jack.o soc-cache.o
 
 obj-$(CONFIG_SND_SOC)	+= snd-soc-core.o
 obj-$(CONFIG_SND_SOC)	+= codecs/

diff --git a/trunk/sound/soc/codecs/tlv320aic3x.c b/trunk/sound/soc/codecs/tlv320aic3x.c
@@ -145,8 +145,8 @@ static int aic3x_read(struct snd_soc_codec *codec, unsigned int reg,
 		      u8 *value)
 {
 	*value = reg & 0xff;
-	if (codec->hw_read(codec->control_data, value, 1) != 1)
-		return -EIO;
+
+	value[0] = i2c_smbus_read_byte_data(codec->control_data, value[0]);
 
 	aic3x_write_reg_cache(codec, reg, *value);
 	return 0;
@@ -1325,12 +1325,6 @@ static struct i2c_driver aic3x_i2c_driver = {
 	.id_table = aic3x_i2c_id,
 };
 
-static int aic3x_i2c_read(struct i2c_client *client, u8 *value, int len)
-{
-	value[0] = i2c_smbus_read_byte_data(client, value[0]);
-	return (len == 1);
-}
-
 static int aic3x_add_i2c_device(struct platform_device *pdev,
 				 const struct aic3x_setup_data *setup)
 {
@@ -1403,7 +1397,6 @@ static int aic3x_probe(struct platform_device *pdev)
 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
 	if (setup->i2c_address) {
 		codec->hw_write = (hw_write_t) i2c_master_send;
-		codec->hw_read = (hw_read_t) aic3x_i2c_read;
 		ret = aic3x_add_i2c_device(pdev, setup);
 	}
 #else