Merge remote-tracking branch 'asoc/topic/dma' into asoc-next

7 files changed, 16 insertions, 70 deletions

diff --git a/sound/soc/cirrus/edb93xx.c b/sound/soc/cirrus/edb93xx.c
index 5db68cf7b281..c43fb214558a 100644
--- a/sound/soc/cirrus/edb93xx.c
+++ b/sound/soc/cirrus/edb93xx.c
@@ -27,7 +27,6 @@
 #include <sound/soc.h>
 #include <asm/mach-types.h>
 #include <mach/hardware.h>
-#include "ep93xx-pcm.h"
 
 static int edb93xx_hw_params(struct snd_pcm_substream *substream,
                              struct snd_pcm_hw_params *params)
diff --git a/sound/soc/cirrus/ep93xx-ac97.c b/sound/soc/cirrus/ep93xx-ac97.c
index e593c1e4e1dd..7798fbd5e81d 100644
--- a/sound/soc/cirrus/ep93xx-ac97.c
+++ b/sound/soc/cirrus/ep93xx-ac97.c
@@ -23,7 +23,6 @@
 #include <sound/soc.h>
 
 #include <linux/platform_data/dma-ep93xx.h>
-#include "ep93xx-pcm.h"
 
 /*
  * Per channel (1-4) registers.
@@ -101,14 +100,16 @@ struct ep93xx_ac97_info {
 /* currently ALSA only supports a single AC97 device */
 static struct ep93xx_ac97_info *ep93xx_ac97_info;
 
-static struct ep93xx_pcm_dma_params ep93xx_ac97_pcm_out = {
+static struct ep93xx_dma_data ep93xx_ac97_pcm_out = {
         .name           = "ac97-pcm-out",
         .dma_port       = EP93XX_DMA_AAC1,
+        .direction      = DMA_MEM_TO_DEV,
 };
 
-static struct ep93xx_pcm_dma_params ep93xx_ac97_pcm_in = {
+static struct ep93xx_dma_data ep93xx_ac97_pcm_in = {
         .name           = "ac97-pcm-in",
         .dma_port       = EP93XX_DMA_AAC1,
+        .direction      = DMA_DEV_TO_MEM,
 };
 
 static inline unsigned ep93xx_ac97_read_reg(struct ep93xx_ac97_info *info,
@@ -316,7 +317,7 @@ static int ep93xx_ac97_trigger(struct snd_pcm_substream *substream,
 static int ep93xx_ac97_startup(struct snd_pcm_substream *substream,
                                struct snd_soc_dai *dai)
 {
-        struct ep93xx_pcm_dma_params *dma_data;
+        struct ep93xx_dma_data *dma_data;
 
         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
                 dma_data = &ep93xx_ac97_pcm_out;
diff --git a/sound/soc/cirrus/ep93xx-i2s.c b/sound/soc/cirrus/ep93xx-i2s.c
index 8d244be275d6..5c1102e9e159 100644
--- a/sound/soc/cirrus/ep93xx-i2s.c
+++ b/sound/soc/cirrus/ep93xx-i2s.c
@@ -30,8 +30,6 @@
 #include <mach/ep93xx-regs.h>
 #include <linux/platform_data/dma-ep93xx.h>
 
-#include "ep93xx-pcm.h"
-
 #define EP93XX_I2S_TXCLKCFG             0x00
 #define EP93XX_I2S_RXCLKCFG             0x04
 #define EP93XX_I2S_GLCTRL               0x0C
@@ -62,18 +60,20 @@ struct ep93xx_i2s_info {
         struct clk                      *mclk;
         struct clk                      *sclk;
         struct clk                      *lrclk;
-        struct ep93xx_pcm_dma_params    *dma_params;
+        struct ep93xx_dma_data          *dma_data;
         void __iomem                    *regs;
 };
 
-struct ep93xx_pcm_dma_params ep93xx_i2s_dma_params[] = {
+struct ep93xx_dma_data ep93xx_i2s_dma_data[] = {
         [SNDRV_PCM_STREAM_PLAYBACK] = {
                 .name           = "i2s-pcm-out",
-                .dma_port       = EP93XX_DMA_I2S1,
+                .port           = EP93XX_DMA_I2S1,
+                .direction      = DMA_MEM_TO_DEV,
         },
         [SNDRV_PCM_STREAM_CAPTURE] = {
                 .name           = "i2s-pcm-in",
-                .dma_port       = EP93XX_DMA_I2S1,
+                .port           = EP93XX_DMA_I2S1,
+                .direction      = DMA_DEV_TO_MEM,
         },
 };
 
@@ -147,7 +147,7 @@ static int ep93xx_i2s_startup(struct snd_pcm_substream *substream,
         struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 
         snd_soc_dai_set_dma_data(cpu_dai, substream,
-                                 &info->dma_params[substream->stream]);
+                                 &info->dma_data[substream->stream]);
         return 0;
 }
 
@@ -407,7 +407,7 @@ static int ep93xx_i2s_probe(struct platform_device *pdev)
         }
 
         dev_set_drvdata(&pdev->dev, info);
-        info->dma_params = ep93xx_i2s_dma_params;
+        info->dma_data = ep93xx_i2s_dma_data;
 
         err = snd_soc_register_component(&pdev->dev, &ep93xx_i2s_component,
                                          &ep93xx_i2s_dai, 1);
diff --git a/sound/soc/cirrus/ep93xx-pcm.c b/sound/soc/cirrus/ep93xx-pcm.c
index 72eb7a49e16a..298946f790eb 100644
--- a/sound/soc/cirrus/ep93xx-pcm.c
+++ b/sound/soc/cirrus/ep93xx-pcm.c
@@ -29,8 +29,6 @@
 #include <mach/hardware.h>
 #include <mach/ep93xx-regs.h>
 
-#include "ep93xx-pcm.h"
-
 static const struct snd_pcm_hardware ep93xx_pcm_hardware = {
         .info                   = (SNDRV_PCM_INFO_MMAP          |
                                    SNDRV_PCM_INFO_MMAP_VALID    |
@@ -68,40 +66,11 @@ static bool ep93xx_pcm_dma_filter(struct dma_chan *chan, void *filter_param)
 static int ep93xx_pcm_open(struct snd_pcm_substream *substream)
 {
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-        struct ep93xx_pcm_dma_params *dma_params;
-        struct ep93xx_dma_data *dma_data;
-        int ret;
 
         snd_soc_set_runtime_hwparams(substream, &ep93xx_pcm_hardware);
 
-        dma_data = kmalloc(sizeof(*dma_data), GFP_KERNEL);
-        if (!dma_data)
-                return -ENOMEM;
-
-        dma_params = snd_soc_dai_get_dma_data(cpu_dai, substream);
-        dma_data->port = dma_params->dma_port;
-        dma_data->name = dma_params->name;
-        dma_data->direction = snd_pcm_substream_to_dma_direction(substream);
-
-        ret = snd_dmaengine_pcm_open(substream, ep93xx_pcm_dma_filter, dma_data);
-        if (ret) {
-                kfree(dma_data);
-                return ret;
-        }
-
-        snd_dmaengine_pcm_set_data(substream, dma_data);
-
-        return 0;
-}
-
-static int ep93xx_pcm_close(struct snd_pcm_substream *substream)
-{
-        struct dma_data *dma_data = snd_dmaengine_pcm_get_data(substream);
-
-        snd_dmaengine_pcm_close(substream);
-        kfree(dma_data);
-        return 0;
+        return snd_dmaengine_pcm_open(substream, ep93xx_pcm_dma_filter,
+                        snd_soc_dai_get_dma_data(rtd->cpu_dai, substream));
 }
 
 static int ep93xx_pcm_hw_params(struct snd_pcm_substream *substream,
@@ -131,7 +100,7 @@ static int ep93xx_pcm_mmap(struct snd_pcm_substream *substream,
 
 static struct snd_pcm_ops ep93xx_pcm_ops = {
         .open           = ep93xx_pcm_open,
-        .close          = ep93xx_pcm_close,
+        .close          = snd_dmaengine_pcm_close,
         .ioctl          = snd_pcm_lib_ioctl,
         .hw_params      = ep93xx_pcm_hw_params,
         .hw_free        = ep93xx_pcm_hw_free,
diff --git a/sound/soc/cirrus/ep93xx-pcm.h b/sound/soc/cirrus/ep93xx-pcm.h
deleted file mode 100644
index 111e1121ecb8..000000000000
--- a/sound/soc/cirrus/ep93xx-pcm.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * sound/soc/ep93xx/ep93xx-pcm.h - EP93xx ALSA PCM interface
- *
- * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org>
- * Copyright (C) 2006 Applied Data Systems
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef _EP93XX_SND_SOC_PCM_H
-#define _EP93XX_SND_SOC_PCM_H
-
-struct ep93xx_pcm_dma_params {
-        char    *name;
-        int     dma_port;
-};
-
-#endif /* _EP93XX_SND_SOC_PCM_H */
diff --git a/sound/soc/cirrus/simone.c b/sound/soc/cirrus/simone.c
index a397bb0d8179..4d094d00c34a 100644
--- a/sound/soc/cirrus/simone.c
+++ b/sound/soc/cirrus/simone.c
@@ -21,8 +21,6 @@
 #include <asm/mach-types.h>
 #include <mach/hardware.h>
 
-#include "ep93xx-pcm.h"
-
 static struct snd_soc_dai_link simone_dai = {
         .name           = "AC97",
         .stream_name    = "AC97 HiFi",
diff --git a/sound/soc/cirrus/snappercl15.c b/sound/soc/cirrus/snappercl15.c
index 9d77fe28dfcc..69041074f2c1 100644
--- a/sound/soc/cirrus/snappercl15.c
+++ b/sound/soc/cirrus/snappercl15.c
@@ -21,7 +21,6 @@
 #include <mach/hardware.h>
 
 #include "../codecs/tlv320aic23.h"
-#include "ep93xx-pcm.h"
 
 #define CODEC_CLOCK 5644800