openwrt-xburst/target/linux/xburst/patches-2.6.31/105-sound.patch

From 1a6fa6adbd597171648c7cb308cc9e3efe488668 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Wed, 19 Aug 2009 14:54:29 +0200
Subject: [PATCH] sound

---
 include/sound/pcm.h       |   26 ++++++------
 sound/core/pcm_lib.c      |   94 +++++++++++++++++++++++++++++++++++++++++++++
 sound/core/pcm_native.c   |   15 ++++++-
 sound/soc/Kconfig         |    1 +
 sound/soc/Makefile        |    1 +
 sound/soc/codecs/Kconfig  |   12 ++++++
 sound/soc/codecs/Makefile |    2 +
 7 files changed, 135 insertions(+), 16 deletions(-)

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 2389352..24dcb18 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -113,23 +113,23 @@ struct snd_pcm_ops {
 #define SNDRV_PCM_RATE_5512		(1<<0)		/* 5512Hz */
 #define SNDRV_PCM_RATE_8000		(1<<1)		/* 8000Hz */
 #define SNDRV_PCM_RATE_11025		(1<<2)		/* 11025Hz */
-#define SNDRV_PCM_RATE_16000		(1<<3)		/* 16000Hz */
-#define SNDRV_PCM_RATE_22050		(1<<4)		/* 22050Hz */
-#define SNDRV_PCM_RATE_32000		(1<<5)		/* 32000Hz */
-#define SNDRV_PCM_RATE_44100		(1<<6)		/* 44100Hz */
-#define SNDRV_PCM_RATE_48000		(1<<7)		/* 48000Hz */
-#define SNDRV_PCM_RATE_64000		(1<<8)		/* 64000Hz */
-#define SNDRV_PCM_RATE_88200		(1<<9)		/* 88200Hz */
-#define SNDRV_PCM_RATE_96000		(1<<10)		/* 96000Hz */
-#define SNDRV_PCM_RATE_176400		(1<<11)		/* 176400Hz */
-#define SNDRV_PCM_RATE_192000		(1<<12)		/* 192000Hz */
+#define SNDRV_PCM_RATE_12000		(1<<3)		/* 12000Hz */
+#define SNDRV_PCM_RATE_16000		(1<<4)		/* 16000Hz */
+#define SNDRV_PCM_RATE_22050		(1<<5)		/* 22050Hz */
+#define SNDRV_PCM_RATE_24000		(1<<6)		/* 24000Hz */
+#define SNDRV_PCM_RATE_32000		(1<<7)		/* 32000Hz */
+#define SNDRV_PCM_RATE_44100		(1<<8)		/* 44100Hz */
+#define SNDRV_PCM_RATE_48000		(1<<9)		/* 48000Hz */
+#define SNDRV_PCM_RATE_64000		(1<<10)		/* 64000Hz */
+#define SNDRV_PCM_RATE_88200		(1<<11)		/* 88200Hz */
+#define SNDRV_PCM_RATE_96000		(1<<12)		/* 96000Hz */
+#define SNDRV_PCM_RATE_176400		(1<<13)		/* 176400Hz */
+#define SNDRV_PCM_RATE_192000		(1<<14)		/* 192000Hz */
 
 #define SNDRV_PCM_RATE_CONTINUOUS	(1<<30)		/* continuous range */
 #define SNDRV_PCM_RATE_KNOT		(1<<31)		/* supports more non-continuos rates */
 
-#define SNDRV_PCM_RATE_8000_44100	(SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_11025|\
-					 SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_22050|\
-					 SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100)
+#define SNDRV_PCM_RATE_8000_44100	(SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_11025|SNDRV_PCM_RATE_12000|SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_22050|SNDRV_PCM_RATE_24000|SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100)
 #define SNDRV_PCM_RATE_8000_48000	(SNDRV_PCM_RATE_8000_44100|SNDRV_PCM_RATE_48000)
 #define SNDRV_PCM_RATE_8000_96000	(SNDRV_PCM_RATE_8000_48000|SNDRV_PCM_RATE_64000|\
 					 SNDRV_PCM_RATE_88200|SNDRV_PCM_RATE_96000)
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 72cfd47..5ae0a2d 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -2076,6 +2076,7 @@ static snd_pcm_sframes_t snd_pcm_lib_read1(struct snd_pcm_substream *substream,
 	return xfer > 0 ? (snd_pcm_sframes_t)xfer : err;
 }
 
+#if 0
 snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream, void __user *buf, snd_pcm_uframes_t size)
 {
 	struct snd_pcm_runtime *runtime;
@@ -2091,6 +2092,99 @@ snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream, void __u
 		return -EINVAL;
 	return snd_pcm_lib_read1(substream, (unsigned long)buf, size, nonblock, snd_pcm_lib_read_transfer);
 }
+#else
+snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream, void __user *buf, snd_pcm_uframes_t size)
+{
+	struct snd_pcm_runtime *runtime;
+	int nonblock;
+
+	snd_pcm_sframes_t tmp_frames;
+	snd_pcm_sframes_t final_frames;
+	int channels;
+
+	snd_assert(substream != NULL, return -ENXIO);
+	runtime = substream->runtime;
+	snd_assert(runtime != NULL, return -ENXIO);
+	snd_assert(substream->ops->copy != NULL || runtime->dma_area != NULL, return -EINVAL);
+	if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+		return -EBADFD;
+
+	nonblock = !!(substream->f_flags & O_NONBLOCK);
+	if (runtime->access != SNDRV_PCM_ACCESS_RW_INTERLEAVED)
+		return -EINVAL;
+
+	/* 
+	 * mono capture process for no mono codec 
+	 * function codec such as ipcood and dlv 
+	 */
+	
+	tmp_frames = snd_pcm_lib_read1(substream, (unsigned long)buf, size, nonblock, snd_pcm_lib_read_transfer);
+	
+	channels = runtime->channels;
+
+	if (channels == 1) {
+		short *tmpbuf = kcalloc(tmp_frames, sizeof(short), GFP_KERNEL);
+		short *src, *dst, *end;
+		
+		memcpy(tmpbuf, buf, frames_to_bytes(runtime, tmp_frames));
+		
+		src = (short *)buf;
+		dst = (short *)tmpbuf;
+		end = dst + tmp_frames - 1;
+	
+		src++;
+		dst++;
+		dst++;
+		final_frames = 1;
+		while (dst <= end) {
+			*src = *dst;
+			final_frames++;
+			src++;
+			dst++;
+			dst++;
+		}
+		tmp_frames = final_frames;
+		kfree(tmpbuf);
+
+#if 0
+		/* when i have time, i will try the code, no kcalloc */
+		snd_assert(runtime->dma_area, return -EFAULT);
+		if (copy_to_user(buf, hwbuf, frames_to_bytes(runtime, frames)))
+			return -EFAULT;
+		
+		unsigned int up_bytes = frames_to_bytes(runtime, frames);
+		
+		int while_cnt = 4;
+		int while_all = up_bytes - 2;
+		
+		while (while_cnt <= while_all) {
+			//printk("[%d = %d]\n",(while_cnt/2),while_cnt);
+			buf[(while_cnt/2)] = buf[while_cnt];
+			//printk("[%d = %d]\n",((while_cnt/2)+1),(while_cnt+1));
+			buf[((while_cnt/2)+1)] = buf[(while_cnt+1)];
+			while_cnt += 4;
+#if 0				       
+			buf[2] = buf[4];
+			buf[3] = buf[5];
+			
+			buf[4] = buf[8];
+			buf[5] = buf[9];
+			
+			buf[6] = buf[12];
+			buf[7] = buf[13];
+			
+			buf[8] = buf[16];
+			buf[9] = buf[17];
+#endif
+		}
+		/* when i have time, i will try the code, no kcalloc */
+#endif
+
+	}
+
+	return tmp_frames;
+}
+#endif
 
 EXPORT_SYMBOL(snd_pcm_lib_read);
 
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index ac2150e..2a57ab7 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1748,12 +1748,13 @@ static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params,
 	return snd_interval_refine(hw_param_interval(params, rule->var), &t);
 }
 
-#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12
+#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 14
 #error "Change this table"
 #endif
 
-static unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100,
-                                 48000, 64000, 88200, 96000, 176400, 192000 };
+static unsigned int rates[] = { 5512, 8000, 11025, 12000, 16000, 22050, 24000, 
+				32000, 44100, 48000, 64000, 88200, 96000, 
+				176400, 192000 };
 
 const struct snd_pcm_hw_constraint_list snd_pcm_known_rates = {
 	.count = ARRAY_SIZE(rates),
@@ -1764,9 +1765,17 @@ static int snd_pcm_hw_rule_rate(struct snd_pcm_hw_params *params,
 				struct snd_pcm_hw_rule *rule)
 {
 	struct snd_pcm_hardware *hw = rule->private;
+#if 0
 	return snd_interval_list(hw_param_interval(params, rule->var),
 				 snd_pcm_known_rates.count,
 				 snd_pcm_known_rates.list, hw->rates);
+#else
+	//printk("hw->rates=0x%08x\n",hw->rates);//0x3b6
+	hw->rates = 0x3fe;//12KHz and 24KHz bits are all zero,you need set 1
+	return snd_interval_list(hw_param_interval(params, rule->var),
+				 snd_pcm_known_rates.count,
+				 snd_pcm_known_rates.list, hw->rates);
+#endif
 }		
 
 static int snd_pcm_hw_rule_buffer_bytes_max(struct snd_pcm_hw_params *params,
diff --git a/sound/soc/Kconfig b/sound/soc/Kconfig
index d3e786a..a5335f4 100644
--- a/sound/soc/Kconfig
+++ b/sound/soc/Kconfig
@@ -35,6 +35,7 @@ source "sound/soc/s3c24xx/Kconfig"
 source "sound/soc/s6000/Kconfig"
 source "sound/soc/sh/Kconfig"
 source "sound/soc/txx9/Kconfig"
+source "sound/soc/jz4740/Kconfig"
 
 # Supported codecs
 source "sound/soc/codecs/Kconfig"
diff --git a/sound/soc/Makefile b/sound/soc/Makefile
index 6f1e28d..132772d 100644
--- a/sound/soc/Makefile
+++ b/sound/soc/Makefile
@@ -13,3 +13,4 @@ obj-$(CONFIG_SND_SOC)	+= s3c24xx/
 obj-$(CONFIG_SND_SOC)	+= s6000/
 obj-$(CONFIG_SND_SOC)	+= sh/
 obj-$(CONFIG_SND_SOC)	+= txx9/
+obj-$(CONFIG_SND_SOC)	+= jz4740/
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index bbc97fd..493e216 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -176,3 +176,15 @@ config SND_SOC_WM9712
 
 config SND_SOC_WM9713
 	tristate
+
+config SND_SOC_ICODEC
+	tristate "Jz4740 internal codec"
+	depends on SND_SOC && SND_JZ4740_SOC_PAVO && SND_JZ4740_SOC_I2S
+	help
+	  Say Y if you want to use internal codec on Ingenic Jz4740 PAVO board.
+
+config SND_SOC_DLV
+	tristate "Jz4750 internal codec"
+	depends on SND_SOC && SND_JZ4750_SOC_APUS && SND_JZ4750_SOC_I2S
+	help
+	  Say Y if you want to use internal codec on Ingenic Jz4750 APUS board.
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 8b75305..f053c15 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -34,6 +34,7 @@ snd-soc-wm9081-objs := wm9081.o
 snd-soc-wm9705-objs := wm9705.o
 snd-soc-wm9712-objs := wm9712.o
 snd-soc-wm9713-objs := wm9713.o
+snd-soc-jzcodec-objs := jzcodec.o
 
 obj-$(CONFIG_SND_SOC_AC97_CODEC)	+= snd-soc-ac97.o
 obj-$(CONFIG_SND_SOC_AD1980)	+= snd-soc-ad1980.o
@@ -71,3 +72,4 @@ obj-$(CONFIG_SND_SOC_WM9081)	+= snd-soc-wm9081.o
 obj-$(CONFIG_SND_SOC_WM9705)	+= snd-soc-wm9705.o
 obj-$(CONFIG_SND_SOC_WM9712)	+= snd-soc-wm9712.o
 obj-$(CONFIG_SND_SOC_WM9713)	+= snd-soc-wm9713.o
+obj-$(CONFIG_SND_SOC_ICODEC)	+= snd-soc-jzcodec.o
-- 
1.5.6.5