Merge branch 'for-2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound-2.6 into for-2.6.38

3 files changed, 40 insertions, 55 deletions

diff --git a/Documentation/sound/alsa/soc/codec.txt b/Documentation/sound/alsa/soc/codec.txt
index 37ba3a72cb76..bce23a4a7875 100644
--- a/Documentation/sound/alsa/soc/codec.txt
+++ b/Documentation/sound/alsa/soc/codec.txt
@@ -27,42 +27,38 @@ ASoC Codec driver breakdown
 
 1 - Codec DAI and PCM configuration
 -----------------------------------
-Each codec driver must have a struct snd_soc_codec_dai to define its DAI and
+Each codec driver must have a struct snd_soc_dai_driver to define its DAI and
 PCM capabilities and operations. This struct is exported so that it can be
 registered with the core by your machine driver.
 
 e.g.
 
-struct snd_soc_codec_dai wm8731_dai = {
-        .name = "WM8731",
-        /* playback capabilities */
+static struct snd_soc_dai_ops wm8731_dai_ops = {
+        .prepare        = wm8731_pcm_prepare,
+        .hw_params      = wm8731_hw_params,
+        .shutdown       = wm8731_shutdown,
+        .digital_mute   = wm8731_mute,
+        .set_sysclk     = wm8731_set_dai_sysclk,
+        .set_fmt        = wm8731_set_dai_fmt,
+};
+
+struct snd_soc_dai_driver wm8731_dai = {
+        .name = "wm8731-hifi",
         .playback = {
                 .stream_name = "Playback",
                 .channels_min = 1,
                 .channels_max = 2,
                 .rates = WM8731_RATES,
                 .formats = WM8731_FORMATS,},
-        /* capture capabilities */
         .capture = {
                 .stream_name = "Capture",
                 .channels_min = 1,
                 .channels_max = 2,
                 .rates = WM8731_RATES,
                 .formats = WM8731_FORMATS,},
-        /* pcm operations - see section 4 below */
-        .ops = {
-                .prepare = wm8731_pcm_prepare,
-                .hw_params = wm8731_hw_params,
-                .shutdown = wm8731_shutdown,
-        },
-        /* DAI operations - see DAI.txt */
-        .dai_ops = {
-                .digital_mute = wm8731_mute,
-                .set_sysclk = wm8731_set_dai_sysclk,
-                .set_fmt = wm8731_set_dai_fmt,
-        }
+        .ops = &wm8731_dai_ops,
+        .symmetric_rates = 1,
 };
-EXPORT_SYMBOL_GPL(wm8731_dai);
 
 
 2 - Codec control IO
@@ -186,13 +182,14 @@ when the mute is applied or freed.
 
 i.e.
 
-static int wm8974_mute(struct snd_soc_codec *codec,
-        struct snd_soc_codec_dai *dai, int mute)
+static int wm8974_mute(struct snd_soc_dai *dai, int mute)
 {
-        u16 mute_reg = wm8974_read_reg_cache(codec, WM8974_DAC) & 0xffbf;
-        if(mute)
-                wm8974_write(codec, WM8974_DAC, mute_reg | 0x40);
+        struct snd_soc_codec *codec = dai->codec;
+        u16 mute_reg = snd_soc_read(codec, WM8974_DAC) & 0xffbf;
+
+        if (mute)
+                snd_soc_write(codec, WM8974_DAC, mute_reg | 0x40);
         else
-                wm8974_write(codec, WM8974_DAC, mute_reg);
+                snd_soc_write(codec, WM8974_DAC, mute_reg);
         return 0;
 }
diff --git a/Documentation/sound/alsa/soc/machine.txt b/Documentation/sound/alsa/soc/machine.txt
index 2524c75557df..3e2ec9cbf397 100644
--- a/Documentation/sound/alsa/soc/machine.txt
+++ b/Documentation/sound/alsa/soc/machine.txt
@@ -12,6 +12,8 @@ the following struct:-
 struct snd_soc_card {
         char *name;
 
+        ...
+
         int (*probe)(struct platform_device *pdev);
         int (*remove)(struct platform_device *pdev);
 
@@ -22,12 +24,13 @@ struct snd_soc_card {
         int (*resume_pre)(struct platform_device *pdev);
         int (*resume_post)(struct platform_device *pdev);
 
-        /* machine stream operations */
-        struct snd_soc_ops *ops;
+        ...
 
         /* CPU <--> Codec DAI links  */
         struct snd_soc_dai_link *dai_link;
         int num_links;
+
+        ...
 };
 
 probe()/remove()
@@ -42,11 +45,6 @@ of any machine audio tasks that have to be done before or after the codec, DAIs
 and DMA is suspended and resumed. Optional.
 
 
-Machine operations
-------------------
-The machine specific audio operations can be set here. Again this is optional.
-
-
 Machine DAI Configuration
 -------------------------
 The machine DAI configuration glues all the codec and CPU DAIs together. It can
@@ -61,8 +59,10 @@ struct snd_soc_dai_link is used to set up each DAI in your machine. e.g.
 static struct snd_soc_dai_link corgi_dai = {
         .name = "WM8731",
         .stream_name = "WM8731",
-        .cpu_dai = &pxa_i2s_dai,
-        .codec_dai = &wm8731_dai,
+        .cpu_dai_name = "pxa-is2-dai",
+        .codec_dai_name = "wm8731-hifi",
+        .platform_name = "pxa-pcm-audio",
+        .codec_name = "wm8713-codec.0-001a",
         .init = corgi_wm8731_init,
         .ops = &corgi_ops,
 };
@@ -77,26 +77,6 @@ static struct snd_soc_card snd_soc_corgi = {
 };
 
 
-Machine Audio Subsystem
------------------------
-
-The machine soc device glues the platform, machine and codec driver together.
-Private data can also be set here. e.g.
-
-/* corgi audio private data */
-static struct wm8731_setup_data corgi_wm8731_setup = {
-        .i2c_address = 0x1b,
-};
-
-/* corgi audio subsystem */
-static struct snd_soc_device corgi_snd_devdata = {
-        .machine = &snd_soc_corgi,
-        .platform = &pxa2xx_soc_platform,
-        .codec_dev = &soc_codec_dev_wm8731,
-        .codec_data = &corgi_wm8731_setup,
-};
-
-
 Machine Power Map
 -----------------
 
diff --git a/Documentation/sound/alsa/soc/platform.txt b/Documentation/sound/alsa/soc/platform.txt
index 06d835987c6a..d57efad37e0a 100644
--- a/Documentation/sound/alsa/soc/platform.txt
+++ b/Documentation/sound/alsa/soc/platform.txt
@@ -20,9 +20,10 @@ struct snd_soc_ops {
         int (*trigger)(struct snd_pcm_substream *, int);
 };
 
-The platform driver exports its DMA functionality via struct snd_soc_platform:-
+The platform driver exports its DMA functionality via struct
+snd_soc_platform_driver:-
 
-struct snd_soc_platform {
+struct snd_soc_platform_driver {
         char *name;
 
         int (*probe)(struct platform_device *pdev);
@@ -34,6 +35,13 @@ struct snd_soc_platform {
         int (*pcm_new)(struct snd_card *, struct snd_soc_codec_dai *, struct snd_pcm *);
         void (*pcm_free)(struct snd_pcm *);
 
+        /*
+         * For platform caused delay reporting.
+         * Optional.
+         */
+        snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *,
+                struct snd_soc_dai *);
+
         /* platform stream ops */
         struct snd_pcm_ops *pcm_ops;
 };