config SND_SOC_IMX_PCM
tristate
-config SND_MXC_SOC_FIQ
+config SND_SOC_IMX_PCM_FIQ
tristate
select FIQ
select SND_SOC_IMX_PCM
-config SND_MXC_SOC_MX2
+config SND_SOC_IMX_PCM_DMA
tristate
select SND_SOC_DMAENGINE_PCM
select SND_SOC_IMX_PCM
tristate "Audio on the the i.MX31ADS with WM1133-EV1 fitted"
depends on MACH_MX31ADS_WM1133_EV1 && EXPERIMENTAL
select SND_SOC_WM8350
- select SND_MXC_SOC_FIQ
+ select SND_SOC_IMX_PCM_FIQ
select SND_SOC_IMX_AUDMUX
select SND_SOC_IMX_SSI
help
tristate "SoC audio support for Visstrim M10 boards"
depends on MACH_IMX27_VISSTRIM_M10 && I2C
select SND_SOC_TLV320AIC32X4
- select SND_MXC_SOC_MX2
+ select SND_SOC_IMX_PCM_DMA
select SND_SOC_IMX_AUDMUX
select SND_SOC_IMX_SSI
help
depends on MACH_PCM043 || MACH_PCA100
select SND_SOC_AC97_BUS
select SND_SOC_WM9712
- select SND_MXC_SOC_FIQ
+ select SND_SOC_IMX_PCM_FIQ
select SND_SOC_IMX_AUDMUX
select SND_SOC_IMX_SSI
help
|| MACH_EUKREA_MBIMXSD51_BASEBOARD
depends on I2C
select SND_SOC_TLV320AIC23
- select SND_MXC_SOC_FIQ
+ select SND_SOC_IMX_PCM_FIQ
select SND_SOC_IMX_AUDMUX
select SND_SOC_IMX_SSI
help
obj-$(CONFIG_SND_SOC_IMX_PCM) += snd-soc-imx-pcm.o
snd-soc-imx-pcm-y := imx-pcm.o
-snd-soc-imx-pcm-$(CONFIG_SND_MXC_SOC_FIQ) += imx-pcm-fiq.o
-snd-soc-imx-pcm-$(CONFIG_SND_MXC_SOC_MX2) += imx-pcm-dma-mx2.o
+snd-soc-imx-pcm-$(CONFIG_SND_SOC_IMX_PCM_FIQ) += imx-pcm-fiq.o
+snd-soc-imx-pcm-$(CONFIG_SND_SOC_IMX_PCM_DMA) += imx-pcm-dma.o
# i.MX Machine Support
snd-soc-eukrea-tlv320-objs := eukrea-tlv320.o
+++ /dev/null
-/*
- * imx-pcm-dma-mx2.c -- ALSA Soc Audio Layer
- *
- * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
- *
- * This code is based on code copyrighted by Freescale,
- * Liam Girdwood, Javier Martin and probably others.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/dmaengine.h>
-#include <linux/types.h>
-
-#include <sound/core.h>
-#include <sound/initval.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/dmaengine_pcm.h>
-
-#include <mach/dma.h>
-
-#include "imx-pcm.h"
-
-static bool filter(struct dma_chan *chan, void *param)
-{
- if (!imx_dma_is_general_purpose(chan))
- return false;
-
- chan->private = param;
-
- return true;
-}
-
-static int snd_imx_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream);
- struct imx_pcm_dma_params *dma_params;
- struct dma_slave_config slave_config;
- int ret;
-
- dma_params = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- ret = snd_hwparams_to_dma_slave_config(substream, params, &slave_config);
- if (ret)
- return ret;
-
- slave_config.device_fc = false;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- slave_config.dst_addr = dma_params->dma_addr;
- slave_config.dst_maxburst = dma_params->burstsize;
- } else {
- slave_config.src_addr = dma_params->dma_addr;
- slave_config.src_maxburst = dma_params->burstsize;
- }
-
- ret = dmaengine_slave_config(chan, &slave_config);
- if (ret)
- return ret;
-
- snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
-
- return 0;
-}
-
-static struct snd_pcm_hardware snd_imx_hardware = {
- .info = SNDRV_PCM_INFO_INTERLEAVED |
- SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP |
- SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_PAUSE |
- SNDRV_PCM_INFO_RESUME,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
- .rate_min = 8000,
- .channels_min = 2,
- .channels_max = 2,
- .buffer_bytes_max = IMX_SSI_DMABUF_SIZE,
- .period_bytes_min = 128,
- .period_bytes_max = 65535, /* Limited by SDMA engine */
- .periods_min = 2,
- .periods_max = 255,
- .fifo_size = 0,
-};
-
-static int snd_imx_open(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct imx_pcm_dma_params *dma_params;
- struct imx_dma_data *dma_data;
- int ret;
-
- snd_soc_set_runtime_hwparams(substream, &snd_imx_hardware);
-
- dma_params = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- dma_data = kzalloc(sizeof(*dma_data), GFP_KERNEL);
- dma_data->peripheral_type = IMX_DMATYPE_SSI;
- dma_data->priority = DMA_PRIO_HIGH;
- dma_data->dma_request = dma_params->dma;
-
- ret = snd_dmaengine_pcm_open(substream, filter, dma_data);
- if (ret) {
- kfree(dma_data);
- return 0;
- }
-
- snd_dmaengine_pcm_set_data(substream, dma_data);
-
- return 0;
-}
-
-static int snd_imx_close(struct snd_pcm_substream *substream)
-{
- struct imx_dma_data *dma_data = snd_dmaengine_pcm_get_data(substream);
-
- snd_dmaengine_pcm_close(substream);
- kfree(dma_data);
-
- return 0;
-}
-
-static struct snd_pcm_ops imx_pcm_ops = {
- .open = snd_imx_open,
- .close = snd_imx_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_imx_pcm_hw_params,
- .trigger = snd_dmaengine_pcm_trigger,
- .pointer = snd_dmaengine_pcm_pointer,
- .mmap = snd_imx_pcm_mmap,
-};
-
-static struct snd_soc_platform_driver imx_soc_platform_mx2 = {
- .ops = &imx_pcm_ops,
- .pcm_new = imx_pcm_new,
- .pcm_free = imx_pcm_free,
-};
-
-static int __devinit imx_soc_platform_probe(struct platform_device *pdev)
-{
- return snd_soc_register_platform(&pdev->dev, &imx_soc_platform_mx2);
-}
-
-static int __devexit imx_soc_platform_remove(struct platform_device *pdev)
-{
- snd_soc_unregister_platform(&pdev->dev);
- return 0;
-}
-
-static struct platform_driver imx_pcm_driver = {
- .driver = {
- .name = "imx-pcm-audio",
- .owner = THIS_MODULE,
- },
- .probe = imx_soc_platform_probe,
- .remove = __devexit_p(imx_soc_platform_remove),
-};
-
-module_platform_driver(imx_pcm_driver);
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:imx-pcm-audio");
--- /dev/null
+/*
+ * imx-pcm-dma-mx2.c -- ALSA Soc Audio Layer
+ *
+ * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * This code is based on code copyrighted by Freescale,
+ * Liam Girdwood, Javier Martin and probably others.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/dmaengine.h>
+#include <linux/types.h>
+
+#include <sound/core.h>
+#include <sound/initval.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
+
+#include <mach/dma.h>
+
+#include "imx-pcm.h"
+
+static bool filter(struct dma_chan *chan, void *param)
+{
+ if (!imx_dma_is_general_purpose(chan))
+ return false;
+
+ chan->private = param;
+
+ return true;
+}
+
+static int snd_imx_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream);
+ struct imx_pcm_dma_params *dma_params;
+ struct dma_slave_config slave_config;
+ int ret;
+
+ dma_params = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+ ret = snd_hwparams_to_dma_slave_config(substream, params, &slave_config);
+ if (ret)
+ return ret;
+
+ slave_config.device_fc = false;
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ slave_config.dst_addr = dma_params->dma_addr;
+ slave_config.dst_maxburst = dma_params->burstsize;
+ } else {
+ slave_config.src_addr = dma_params->dma_addr;
+ slave_config.src_maxburst = dma_params->burstsize;
+ }
+
+ ret = dmaengine_slave_config(chan, &slave_config);
+ if (ret)
+ return ret;
+
+ snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
+
+ return 0;
+}
+
+static struct snd_pcm_hardware snd_imx_hardware = {
+ .info = SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_RESUME,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .rate_min = 8000,
+ .channels_min = 2,
+ .channels_max = 2,
+ .buffer_bytes_max = IMX_SSI_DMABUF_SIZE,
+ .period_bytes_min = 128,
+ .period_bytes_max = 65535, /* Limited by SDMA engine */
+ .periods_min = 2,
+ .periods_max = 255,
+ .fifo_size = 0,
+};
+
+static int snd_imx_open(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct imx_pcm_dma_params *dma_params;
+ struct imx_dma_data *dma_data;
+ int ret;
+
+ snd_soc_set_runtime_hwparams(substream, &snd_imx_hardware);
+
+ dma_params = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+ dma_data = kzalloc(sizeof(*dma_data), GFP_KERNEL);
+ dma_data->peripheral_type = IMX_DMATYPE_SSI;
+ dma_data->priority = DMA_PRIO_HIGH;
+ dma_data->dma_request = dma_params->dma;
+
+ ret = snd_dmaengine_pcm_open(substream, filter, dma_data);
+ if (ret) {
+ kfree(dma_data);
+ return 0;
+ }
+
+ snd_dmaengine_pcm_set_data(substream, dma_data);
+
+ return 0;
+}
+
+static int snd_imx_close(struct snd_pcm_substream *substream)
+{
+ struct imx_dma_data *dma_data = snd_dmaengine_pcm_get_data(substream);
+
+ snd_dmaengine_pcm_close(substream);
+ kfree(dma_data);
+
+ return 0;
+}
+
+static struct snd_pcm_ops imx_pcm_ops = {
+ .open = snd_imx_open,
+ .close = snd_imx_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = snd_imx_pcm_hw_params,
+ .trigger = snd_dmaengine_pcm_trigger,
+ .pointer = snd_dmaengine_pcm_pointer,
+ .mmap = snd_imx_pcm_mmap,
+};
+
+static struct snd_soc_platform_driver imx_soc_platform_mx2 = {
+ .ops = &imx_pcm_ops,
+ .pcm_new = imx_pcm_new,
+ .pcm_free = imx_pcm_free,
+};
+
+static int __devinit imx_soc_platform_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_platform(&pdev->dev, &imx_soc_platform_mx2);
+}
+
+static int __devexit imx_soc_platform_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_platform(&pdev->dev);
+ return 0;
+}
+
+static struct platform_driver imx_pcm_driver = {
+ .driver = {
+ .name = "imx-pcm-audio",
+ .owner = THIS_MODULE,
+ },
+ .probe = imx_soc_platform_probe,
+ .remove = __devexit_p(imx_soc_platform_remove),
+};
+
+module_platform_driver(imx_pcm_driver);
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:imx-pcm-audio");
projects / firefly-linux-kernel-4.4.55.git / commitdiff