4 files changed, 106 insertions, 19 deletions

diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c
index 621e9a997d4c..cab98a580053 100644
--- a/sound/soc/davinci/davinci-evm.c
+++ b/sound/soc/davinci/davinci-evm.c
@@ -123,35 +123,29 @@ static const struct snd_soc_dapm_route audio_map[] = {
 /* Logic for a aic3x as connected on a davinci-evm */
 static int evm_aic3x_init(struct snd_soc_pcm_runtime *rtd)
 {
+        struct snd_soc_card *card = rtd->card;
         struct snd_soc_codec *codec = rtd->codec;
-        struct snd_soc_dapm_context *dapm = &codec->dapm;
         struct device_node *np = codec->card->dev->of_node;
         int ret;
 
         /* Add davinci-evm specific widgets */
-        snd_soc_dapm_new_controls(dapm, aic3x_dapm_widgets,
+        snd_soc_dapm_new_controls(&card->dapm, aic3x_dapm_widgets,
                                   ARRAY_SIZE(aic3x_dapm_widgets));
 
         if (np) {
-                ret = snd_soc_of_parse_audio_routing(codec->card,
-                                                        "ti,audio-routing");
+                ret = snd_soc_of_parse_audio_routing(card, "ti,audio-routing");
                 if (ret)
                         return ret;
         } else {
                 /* Set up davinci-evm specific audio path audio_map */
-                snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
+                snd_soc_dapm_add_routes(&card->dapm, audio_map,
+                                        ARRAY_SIZE(audio_map));
         }
 
         /* not connected */
-        snd_soc_dapm_disable_pin(dapm, "MONO_LOUT");
-        snd_soc_dapm_disable_pin(dapm, "HPLCOM");
-        snd_soc_dapm_disable_pin(dapm, "HPRCOM");
-
-        /* always connected */
-        snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
-        snd_soc_dapm_enable_pin(dapm, "Line Out");
-        snd_soc_dapm_enable_pin(dapm, "Mic Jack");
-        snd_soc_dapm_enable_pin(dapm, "Line In");
+        snd_soc_dapm_nc_pin(&codec->dapm, "MONO_LOUT");
+        snd_soc_dapm_nc_pin(&codec->dapm, "HPLCOM");
+        snd_soc_dapm_nc_pin(&codec->dapm, "HPRCOM");
 
         return 0;
 }
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index b0ae0677f023..a01ae97c90aa 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -1026,6 +1026,7 @@ nodata:
 static int davinci_mcasp_probe(struct platform_device *pdev)
 {
         struct davinci_pcm_dma_params *dma_params;
+        struct snd_dmaengine_dai_dma_data *dma_data;
         struct resource *mem, *ioarea, *res, *dat;
         struct davinci_mcasp_pdata *pdata;
         struct davinci_mcasp *mcasp;
@@ -1095,6 +1096,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
                 mcasp->dat_port = true;
 
         dma_params = &mcasp->dma_params[SNDRV_PCM_STREAM_PLAYBACK];
+        dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK];
         dma_params->asp_chan_q = pdata->asp_chan_q;
         dma_params->ram_chan_q = pdata->ram_chan_q;
         dma_params->sram_pool = pdata->sram_pool;
@@ -1105,7 +1107,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
                 dma_params->dma_addr = mem->start + pdata->tx_dma_offset;
 
         /* Unconditional dmaengine stuff */
-        mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK].addr = dma_params->dma_addr;
+        dma_data->addr = dma_params->dma_addr;
 
         res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
         if (res)
@@ -1113,7 +1115,14 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
         else
                 dma_params->channel = pdata->tx_dma_channel;
 
+        /* dmaengine filter data for DT and non-DT boot */
+        if (pdev->dev.of_node)
+                dma_data->filter_data = "tx";
+        else
+                dma_data->filter_data = &dma_params->channel;
+
         dma_params = &mcasp->dma_params[SNDRV_PCM_STREAM_CAPTURE];
+        dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE];
         dma_params->asp_chan_q = pdata->asp_chan_q;
         dma_params->ram_chan_q = pdata->ram_chan_q;
         dma_params->sram_pool = pdata->sram_pool;
@@ -1124,7 +1133,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
                 dma_params->dma_addr = mem->start + pdata->rx_dma_offset;
 
         /* Unconditional dmaengine stuff */
-        mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE].addr = dma_params->dma_addr;
+        dma_data->addr = dma_params->dma_addr;
 
         if (mcasp->version < MCASP_VERSION_3) {
                 mcasp->fifo_base = DAVINCI_MCASP_V2_AFIFO_BASE;
@@ -1140,9 +1149,11 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
         else
                 dma_params->channel = pdata->rx_dma_channel;
 
-        /* Unconditional dmaengine stuff */
-        mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK].filter_data = "tx";
-        mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE].filter_data = "rx";
+        /* dmaengine filter data for DT and non-DT boot */
+        if (pdev->dev.of_node)
+                dma_data->filter_data = "rx";
+        else
+                dma_data->filter_data = &dma_params->channel;
 
         dev_set_drvdata(&pdev->dev, mcasp);
 
diff --git a/sound/soc/davinci/edma-pcm.c b/sound/soc/davinci/edma-pcm.c
new file mode 100644
index 000000000000..d38afb1c61ae
--- /dev/null
+++ b/sound/soc/davinci/edma-pcm.c
@@ -0,0 +1,57 @@
+/*
+ * edma-pcm.c - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx
+ *
+ * Copyright (C) 2014 Texas Instruments, Inc.
+ *
+ * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
+ *
+ * Based on: sound/soc/tegra/tegra_pcm.c
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
+#include <linux/edma.h>
+
+static const struct snd_pcm_hardware edma_pcm_hardware = {
+        .info                   = SNDRV_PCM_INFO_MMAP |
+                                  SNDRV_PCM_INFO_MMAP_VALID |
+                                  SNDRV_PCM_INFO_BATCH |
+                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
+                                  SNDRV_PCM_INFO_INTERLEAVED,
+        .buffer_bytes_max       = 128 * 1024,
+        .period_bytes_min       = 32,
+        .period_bytes_max       = 64 * 1024,
+        .periods_min            = 2,
+        .periods_max            = 19, /* Limit by edma dmaengine driver */
+};
+
+static const struct snd_dmaengine_pcm_config edma_dmaengine_pcm_config = {
+        .pcm_hardware = &edma_pcm_hardware,
+        .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config,
+        .compat_filter_fn = edma_filter_fn,
+        .prealloc_buffer_size = 128 * 1024,
+};
+
+int edma_pcm_platform_register(struct device *dev)
+{
+        return devm_snd_dmaengine_pcm_register(dev, &edma_dmaengine_pcm_config,
+                                        SND_DMAENGINE_PCM_FLAG_COMPAT);
+}
+EXPORT_SYMBOL_GPL(edma_pcm_platform_register);
+
+MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@ti.com>");
+MODULE_DESCRIPTION("eDMA PCM ASoC platform driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/davinci/edma-pcm.h b/sound/soc/davinci/edma-pcm.h
new file mode 100644
index 000000000000..894c378c0f74
--- /dev/null
+++ b/sound/soc/davinci/edma-pcm.h
@@ -0,0 +1,25 @@
+/*
+ * edma-pcm.h - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx
+ *
+ * Copyright (C) 2014 Texas Instruments, Inc.
+ *
+ * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
+ *
+ * Based on: sound/soc/tegra/tegra_pcm.h
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __EDMA_PCM_H__
+#define __EDMA_PCM_H__
+
+int edma_pcm_platform_register(struct device *dev);
+
+#endif /* __EDMA_PCM_H__ */