ASoC: tegra: Use common DAI DMA data struct

Use the common DAI DMA data struct for tegra, this allows us to use the common
helper function to configure the DMA slave config based on the DAI DMA data.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

12 files changed, 44 insertions, 57 deletions

diff --git a/sound/soc/tegra/tegra20_ac97.c b/sound/soc/tegra/tegra20_ac97.c
index 336dcdd..2d7b8c2 100644
--- a/sound/soc/tegra/tegra20_ac97.c
+++ b/sound/soc/tegra/tegra20_ac97.c
@@ -35,6 +35,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
 
 #include "tegra_asoc_utils.h"
 #include "tegra20_ac97.h"
@@ -389,14 +390,14 @@ static int tegra20_ac97_platform_probe(struct platform_device *pdev)
 	}
 
 	ac97->capture_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_RX1;
-	ac97->capture_dma_data.wrap = 4;
-	ac97->capture_dma_data.width = 32;
-	ac97->capture_dma_data.req_sel = of_dma[1];
+	ac97->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+	ac97->capture_dma_data.maxburst = 4;
+	ac97->capture_dma_data.slave_id = of_dma[1];
 
 	ac97->playback_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_TX1;
-	ac97->playback_dma_data.wrap = 4;
-	ac97->playback_dma_data.width = 32;
-	ac97->playback_dma_data.req_sel = of_dma[1];
+	ac97->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+	ac97->capture_dma_data.maxburst = 4;
+	ac97->capture_dma_data.slave_id = of_dma[0];
 
 	ret = snd_soc_register_dais(&pdev->dev, &tegra20_ac97_dai, 1);
 	if (ret) {
diff --git a/sound/soc/tegra/tegra20_ac97.h b/sound/soc/tegra/tegra20_ac97.h
index dddc682..4acb3aa 100644
--- a/sound/soc/tegra/tegra20_ac97.h
+++ b/sound/soc/tegra/tegra20_ac97.h
@@ -85,8 +85,8 @@
 
 struct tegra20_ac97 {
 	struct clk *clk_ac97;
-	struct tegra_pcm_dma_params capture_dma_data;
-	struct tegra_pcm_dma_params playback_dma_data;
+	struct snd_dmaengine_dai_dma_data capture_dma_data;
+	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct regmap *regmap;
 	int reset_gpio;
 	int sync_gpio;
diff --git a/sound/soc/tegra/tegra20_i2s.c b/sound/soc/tegra/tegra20_i2s.c
index caa772de..e6651e0 100644
--- a/sound/soc/tegra/tegra20_i2s.c
+++ b/sound/soc/tegra/tegra20_i2s.c
@@ -41,6 +41,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
 
 #include "tegra20_i2s.h"
 
@@ -403,14 +404,14 @@ static int tegra20_i2s_platform_probe(struct platform_device *pdev)
 	}
 
 	i2s->capture_dma_data.addr = mem->start + TEGRA20_I2S_FIFO2;
-	i2s->capture_dma_data.wrap = 4;
-	i2s->capture_dma_data.width = 32;
-	i2s->capture_dma_data.req_sel = dma_ch;
+	i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+	i2s->capture_dma_data.maxburst = 4;
+	i2s->capture_dma_data.slave_id = dma_ch;
 
 	i2s->playback_dma_data.addr = mem->start + TEGRA20_I2S_FIFO1;
-	i2s->playback_dma_data.wrap = 4;
-	i2s->playback_dma_data.width = 32;
-	i2s->playback_dma_data.req_sel = dma_ch;
+	i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+	i2s->playback_dma_data.maxburst = 4;
+	i2s->playback_dma_data.slave_id = dma_ch;
 
 	pm_runtime_enable(&pdev->dev);
 	if (!pm_runtime_enabled(&pdev->dev)) {
diff --git a/sound/soc/tegra/tegra20_i2s.h b/sound/soc/tegra/tegra20_i2s.h
index 7299587..fa6c29c 100644
--- a/sound/soc/tegra/tegra20_i2s.h
+++ b/sound/soc/tegra/tegra20_i2s.h
@@ -155,8 +155,8 @@
 struct tegra20_i2s {
 	struct snd_soc_dai_driver dai;
 	struct clk *clk_i2s;
-	struct tegra_pcm_dma_params capture_dma_data;
-	struct tegra_pcm_dma_params playback_dma_data;
+	struct snd_dmaengine_dai_dma_data capture_dma_data;
+	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct regmap *regmap;
 };
 
diff --git a/sound/soc/tegra/tegra20_spdif.c b/sound/soc/tegra/tegra20_spdif.c
index 04771d1..b7b4743 100644
--- a/sound/soc/tegra/tegra20_spdif.c
+++ b/sound/soc/tegra/tegra20_spdif.c
@@ -32,6 +32,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
 
 #include "tegra20_spdif.h"
 
@@ -318,9 +319,9 @@ static int tegra20_spdif_platform_probe(struct platform_device *pdev)
 	}
 
 	spdif->playback_dma_data.addr = mem->start + TEGRA20_SPDIF_DATA_OUT;
-	spdif->playback_dma_data.wrap = 4;
-	spdif->playback_dma_data.width = 32;
-	spdif->playback_dma_data.req_sel = dmareq->start;
+	spdif->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+	spdif->capture_dma_data.maxburst = 4;
+	spdif->playback_dma_data.slave_id = dmareq->start;
 
 	pm_runtime_enable(&pdev->dev);
 	if (!pm_runtime_enabled(&pdev->dev)) {
diff --git a/sound/soc/tegra/tegra20_spdif.h b/sound/soc/tegra/tegra20_spdif.h
index b48d699..85a9aef 100644
--- a/sound/soc/tegra/tegra20_spdif.h
+++ b/sound/soc/tegra/tegra20_spdif.h
@@ -462,8 +462,8 @@
 
 struct tegra20_spdif {
 	struct clk *clk_spdif_out;
-	struct tegra_pcm_dma_params capture_dma_data;
-	struct tegra_pcm_dma_params playback_dma_data;
+	struct snd_dmaengine_dai_dma_data capture_dma_data;
+	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct regmap *regmap;
 };
 
diff --git a/sound/soc/tegra/tegra30_ahub.c b/sound/soc/tegra/tegra30_ahub.c
index e5cfb4a..5e08f3e 100644
--- a/sound/soc/tegra/tegra30_ahub.c
+++ b/sound/soc/tegra/tegra30_ahub.c
@@ -95,8 +95,8 @@ static int tegra30_ahub_runtime_resume(struct device *dev)
 }
 
 int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
-				  unsigned long *fiforeg,
-				  unsigned long *reqsel)
+				  dma_addr_t *fiforeg,
+				  unsigned int *reqsel)
 {
 	int channel;
 	u32 reg, val;
@@ -178,8 +178,8 @@ int tegra30_ahub_free_rx_fifo(enum tegra30_ahub_rxcif rxcif)
 EXPORT_SYMBOL_GPL(tegra30_ahub_free_rx_fifo);
 
 int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
-				  unsigned long *fiforeg,
-				  unsigned long *reqsel)
+				  dma_addr_t *fiforeg,
+				  unsigned int *reqsel)
 {
 	int channel;
 	u32 reg, val;
diff --git a/sound/soc/tegra/tegra30_ahub.h b/sound/soc/tegra/tegra30_ahub.h
index e690e2e..b7d7c1a 100644
--- a/sound/soc/tegra/tegra30_ahub.h
+++ b/sound/soc/tegra/tegra30_ahub.h
@@ -451,15 +451,15 @@ enum tegra30_ahub_rxcif {
 };
 
 extern int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
-					 unsigned long *fiforeg,
-					 unsigned long *reqsel);
+					 dma_addr_t *fiforeg,
+					 unsigned int *reqsel);
 extern int tegra30_ahub_enable_rx_fifo(enum tegra30_ahub_rxcif rxcif);
 extern int tegra30_ahub_disable_rx_fifo(enum tegra30_ahub_rxcif rxcif);
 extern int tegra30_ahub_free_rx_fifo(enum tegra30_ahub_rxcif rxcif);
 
 extern int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
-					 unsigned long *fiforeg,
-					 unsigned long *reqsel);
+					 dma_addr_t *fiforeg,
+					 unsigned int *reqsel);
 extern int tegra30_ahub_enable_tx_fifo(enum tegra30_ahub_txcif txcif);
 extern int tegra30_ahub_disable_tx_fifo(enum tegra30_ahub_txcif txcif);
 extern int tegra30_ahub_free_tx_fifo(enum tegra30_ahub_txcif txcif);
diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c
index f4e1ce8..857ec21 100644
--- a/sound/soc/tegra/tegra30_i2s.c
+++ b/sound/soc/tegra/tegra30_i2s.c
@@ -38,6 +38,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
 
 #include "tegra30_ahub.h"
 #include "tegra30_i2s.h"
@@ -80,17 +81,17 @@ static int tegra30_i2s_startup(struct snd_pcm_substream *substream,
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
 		ret = tegra30_ahub_allocate_tx_fifo(&i2s->playback_fifo_cif,
 					&i2s->playback_dma_data.addr,
-					&i2s->playback_dma_data.req_sel);
-		i2s->playback_dma_data.wrap = 4;
-		i2s->playback_dma_data.width = 32;
+					&i2s->playback_dma_data.slave_id);
+		i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+		i2s->playback_dma_data.maxburst = 4;
 		tegra30_ahub_set_rx_cif_source(i2s->playback_i2s_cif,
 					       i2s->playback_fifo_cif);
 	} else {
 		ret = tegra30_ahub_allocate_rx_fifo(&i2s->capture_fifo_cif,
 					&i2s->capture_dma_data.addr,
-					&i2s->capture_dma_data.req_sel);
-		i2s->capture_dma_data.wrap = 4;
-		i2s->capture_dma_data.width = 32;
+					&i2s->capture_dma_data.slave_id);
+		i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+		i2s->capture_dma_data.maxburst = 4;
 		tegra30_ahub_set_rx_cif_source(i2s->capture_fifo_cif,
 					       i2s->capture_i2s_cif);
 	}
diff --git a/sound/soc/tegra/tegra30_i2s.h b/sound/soc/tegra/tegra30_i2s.h
index a294d94..bea23af 100644
--- a/sound/soc/tegra/tegra30_i2s.h
+++ b/sound/soc/tegra/tegra30_i2s.h
@@ -231,10 +231,10 @@ struct tegra30_i2s {
 	struct clk *clk_i2s;
 	enum tegra30_ahub_txcif capture_i2s_cif;
 	enum tegra30_ahub_rxcif capture_fifo_cif;
-	struct tegra_pcm_dma_params capture_dma_data;
+	struct snd_dmaengine_dai_dma_data capture_dma_data;
 	enum tegra30_ahub_rxcif playback_i2s_cif;
 	enum tegra30_ahub_txcif playback_fifo_cif;
-	struct tegra_pcm_dma_params playback_dma_data;
+	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct regmap *regmap;
 };
 
diff --git a/sound/soc/tegra/tegra_pcm.c b/sound/soc/tegra/tegra_pcm.c
index e67af0b..f91d08b 100644
--- a/sound/soc/tegra/tegra_pcm.c
+++ b/sound/soc/tegra/tegra_pcm.c
@@ -81,12 +81,9 @@ static int tegra_pcm_hw_params(struct snd_pcm_substream *substream,
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct device *dev = rtd->platform->dev;
 	struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream);
-	struct tegra_pcm_dma_params *dmap;
 	struct dma_slave_config slave_config;
 	int ret;
 
-	dmap = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
 	ret = snd_hwparams_to_dma_slave_config(substream, params,
 						&slave_config);
 	if (ret) {
@@ -94,16 +91,9 @@ static int tegra_pcm_hw_params(struct snd_pcm_substream *substream,
 		return ret;
 	}
 
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		slave_config.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
-		slave_config.dst_addr = dmap->addr;
-		slave_config.dst_maxburst = 4;
-	} else {
-		slave_config.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
-		slave_config.src_addr = dmap->addr;
-		slave_config.src_maxburst = 4;
-	}
-	slave_config.slave_id = dmap->req_sel;
+	snd_dmaengine_pcm_set_config_from_dai_data(substream,
+			snd_soc_dai_get_dma_data(rtd->cpu_dai, substream),
+			&slave_config);
 
 	ret = dmaengine_slave_config(chan, &slave_config);
 	if (ret < 0) {
diff --git a/sound/soc/tegra/tegra_pcm.h b/sound/soc/tegra/tegra_pcm.h
index bc8b46a..68ad901 100644
--- a/sound/soc/tegra/tegra_pcm.h
+++ b/sound/soc/tegra/tegra_pcm.h
@@ -31,13 +31,6 @@
 #ifndef __TEGRA_PCM_H__
 #define __TEGRA_PCM_H__
 
-struct tegra_pcm_dma_params {
-	unsigned long addr;
-	unsigned long wrap;
-	unsigned long width;
-	unsigned long req_sel;
-};
-
 int tegra_pcm_platform_register(struct device *dev);
 void tegra_pcm_platform_unregister(struct device *dev);