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authorJie Yang <yang.jie@intel.com>2015-04-02 15:37:04 +0800
committerMark Brown <broonie@kernel.org>2015-04-06 17:49:45 +0100
commitb97169da06992ef04081e66ed22bbdb23dbf6610 (patch)
tree81e719f60576c2c32edb1f7e75760062f96ceb46 /sound/soc/intel/sst-mfld-platform-compress.c
parent66a6fd9846f0aecdbab9324b792b319fd8e95e77 (diff)
downloadtalos-op-linux-b97169da06992ef04081e66ed22bbdb23dbf6610.tar.gz
talos-op-linux-b97169da06992ef04081e66ed22bbdb23dbf6610.zip
ASoC: Intel: create atom folder and move atom platform files in
Restructure the sound/soc/intel/ directory: create atom folder, and move sst atom platform files here. Signed-off-by: Jie Yang <yang.jie@intel.com> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/sst-mfld-platform-compress.c')
-rw-r--r--sound/soc/intel/sst-mfld-platform-compress.c268
1 files changed, 0 insertions, 268 deletions
diff --git a/sound/soc/intel/sst-mfld-platform-compress.c b/sound/soc/intel/sst-mfld-platform-compress.c
deleted file mode 100644
index 395168986462..000000000000
--- a/sound/soc/intel/sst-mfld-platform-compress.c
+++ /dev/null
@@ -1,268 +0,0 @@
-/*
- * sst_mfld_platform.c - Intel MID Platform driver
- *
- * Copyright (C) 2010-2014 Intel Corp
- * Author: Vinod Koul <vinod.koul@intel.com>
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * 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; version 2 of the License.
- *
- * 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.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- */
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/slab.h>
-#include <linux/io.h>
-#include <linux/module.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/compress_driver.h>
-#include "sst-mfld-platform.h"
-
-/* compress stream operations */
-static void sst_compr_fragment_elapsed(void *arg)
-{
- struct snd_compr_stream *cstream = (struct snd_compr_stream *)arg;
-
- pr_debug("fragment elapsed by driver\n");
- if (cstream)
- snd_compr_fragment_elapsed(cstream);
-}
-
-static void sst_drain_notify(void *arg)
-{
- struct snd_compr_stream *cstream = (struct snd_compr_stream *)arg;
-
- pr_debug("drain notify by driver\n");
- if (cstream)
- snd_compr_drain_notify(cstream);
-}
-
-static int sst_platform_compr_open(struct snd_compr_stream *cstream)
-{
-
- int ret_val = 0;
- struct snd_compr_runtime *runtime = cstream->runtime;
- struct sst_runtime_stream *stream;
-
- stream = kzalloc(sizeof(*stream), GFP_KERNEL);
- if (!stream)
- return -ENOMEM;
-
- spin_lock_init(&stream->status_lock);
-
- /* get the sst ops */
- if (!sst || !try_module_get(sst->dev->driver->owner)) {
- pr_err("no device available to run\n");
- ret_val = -ENODEV;
- goto out_ops;
- }
- stream->compr_ops = sst->compr_ops;
- stream->id = 0;
-
- /* Turn on LPE */
- sst->compr_ops->power(sst->dev, true);
-
- sst_set_stream_status(stream, SST_PLATFORM_INIT);
- runtime->private_data = stream;
- return 0;
-out_ops:
- kfree(stream);
- return ret_val;
-}
-
-static int sst_platform_compr_free(struct snd_compr_stream *cstream)
-{
- struct sst_runtime_stream *stream;
- int ret_val = 0, str_id;
-
- stream = cstream->runtime->private_data;
- /* Turn off LPE */
- sst->compr_ops->power(sst->dev, false);
-
- /*need to check*/
- str_id = stream->id;
- if (str_id)
- ret_val = stream->compr_ops->close(sst->dev, str_id);
- module_put(sst->dev->driver->owner);
- kfree(stream);
- pr_debug("%s: %d\n", __func__, ret_val);
- return 0;
-}
-
-static int sst_platform_compr_set_params(struct snd_compr_stream *cstream,
- struct snd_compr_params *params)
-{
- struct sst_runtime_stream *stream;
- int retval;
- struct snd_sst_params str_params;
- struct sst_compress_cb cb;
- struct snd_soc_pcm_runtime *rtd = cstream->private_data;
- struct snd_soc_platform *platform = rtd->platform;
- struct sst_data *ctx = snd_soc_platform_get_drvdata(platform);
-
- stream = cstream->runtime->private_data;
- /* construct fw structure for this*/
- memset(&str_params, 0, sizeof(str_params));
-
- /* fill the device type and stream id to pass to SST driver */
- retval = sst_fill_stream_params(cstream, ctx, &str_params, true);
- pr_debug("compr_set_params: fill stream params ret_val = 0x%x\n", retval);
- if (retval < 0)
- return retval;
-
- switch (params->codec.id) {
- case SND_AUDIOCODEC_MP3: {
- str_params.codec = SST_CODEC_TYPE_MP3;
- str_params.sparams.uc.mp3_params.num_chan = params->codec.ch_in;
- str_params.sparams.uc.mp3_params.pcm_wd_sz = 16;
- break;
- }
-
- case SND_AUDIOCODEC_AAC: {
- str_params.codec = SST_CODEC_TYPE_AAC;
- str_params.sparams.uc.aac_params.num_chan = params->codec.ch_in;
- str_params.sparams.uc.aac_params.pcm_wd_sz = 16;
- if (params->codec.format == SND_AUDIOSTREAMFORMAT_MP4ADTS)
- str_params.sparams.uc.aac_params.bs_format =
- AAC_BIT_STREAM_ADTS;
- else if (params->codec.format == SND_AUDIOSTREAMFORMAT_RAW)
- str_params.sparams.uc.aac_params.bs_format =
- AAC_BIT_STREAM_RAW;
- else {
- pr_err("Undefined format%d\n", params->codec.format);
- return -EINVAL;
- }
- str_params.sparams.uc.aac_params.externalsr =
- params->codec.sample_rate;
- break;
- }
-
- default:
- pr_err("codec not supported, id =%d\n", params->codec.id);
- return -EINVAL;
- }
-
- str_params.aparams.ring_buf_info[0].addr =
- virt_to_phys(cstream->runtime->buffer);
- str_params.aparams.ring_buf_info[0].size =
- cstream->runtime->buffer_size;
- str_params.aparams.sg_count = 1;
- str_params.aparams.frag_size = cstream->runtime->fragment_size;
-
- cb.param = cstream;
- cb.compr_cb = sst_compr_fragment_elapsed;
- cb.drain_cb_param = cstream;
- cb.drain_notify = sst_drain_notify;
-
- retval = stream->compr_ops->open(sst->dev, &str_params, &cb);
- if (retval < 0) {
- pr_err("stream allocation failed %d\n", retval);
- return retval;
- }
-
- stream->id = retval;
- return 0;
-}
-
-static int sst_platform_compr_trigger(struct snd_compr_stream *cstream, int cmd)
-{
- struct sst_runtime_stream *stream = cstream->runtime->private_data;
-
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- if (stream->compr_ops->stream_start)
- return stream->compr_ops->stream_start(sst->dev, stream->id);
- case SNDRV_PCM_TRIGGER_STOP:
- if (stream->compr_ops->stream_drop)
- return stream->compr_ops->stream_drop(sst->dev, stream->id);
- case SND_COMPR_TRIGGER_DRAIN:
- if (stream->compr_ops->stream_drain)
- return stream->compr_ops->stream_drain(sst->dev, stream->id);
- case SND_COMPR_TRIGGER_PARTIAL_DRAIN:
- if (stream->compr_ops->stream_partial_drain)
- return stream->compr_ops->stream_partial_drain(sst->dev, stream->id);
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (stream->compr_ops->stream_pause)
- return stream->compr_ops->stream_pause(sst->dev, stream->id);
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if (stream->compr_ops->stream_pause_release)
- return stream->compr_ops->stream_pause_release(sst->dev, stream->id);
- default:
- return -EINVAL;
- }
-}
-
-static int sst_platform_compr_pointer(struct snd_compr_stream *cstream,
- struct snd_compr_tstamp *tstamp)
-{
- struct sst_runtime_stream *stream;
-
- stream = cstream->runtime->private_data;
- stream->compr_ops->tstamp(sst->dev, stream->id, tstamp);
- tstamp->byte_offset = tstamp->copied_total %
- (u32)cstream->runtime->buffer_size;
- pr_debug("calc bytes offset/copied bytes as %d\n", tstamp->byte_offset);
- return 0;
-}
-
-static int sst_platform_compr_ack(struct snd_compr_stream *cstream,
- size_t bytes)
-{
- struct sst_runtime_stream *stream;
-
- stream = cstream->runtime->private_data;
- stream->compr_ops->ack(sst->dev, stream->id, (unsigned long)bytes);
- stream->bytes_written += bytes;
-
- return 0;
-}
-
-static int sst_platform_compr_get_caps(struct snd_compr_stream *cstream,
- struct snd_compr_caps *caps)
-{
- struct sst_runtime_stream *stream =
- cstream->runtime->private_data;
-
- return stream->compr_ops->get_caps(caps);
-}
-
-static int sst_platform_compr_get_codec_caps(struct snd_compr_stream *cstream,
- struct snd_compr_codec_caps *codec)
-{
- struct sst_runtime_stream *stream =
- cstream->runtime->private_data;
-
- return stream->compr_ops->get_codec_caps(codec);
-}
-
-static int sst_platform_compr_set_metadata(struct snd_compr_stream *cstream,
- struct snd_compr_metadata *metadata)
-{
- struct sst_runtime_stream *stream =
- cstream->runtime->private_data;
-
- return stream->compr_ops->set_metadata(sst->dev, stream->id, metadata);
-}
-
-struct snd_compr_ops sst_platform_compr_ops = {
-
- .open = sst_platform_compr_open,
- .free = sst_platform_compr_free,
- .set_params = sst_platform_compr_set_params,
- .set_metadata = sst_platform_compr_set_metadata,
- .trigger = sst_platform_compr_trigger,
- .pointer = sst_platform_compr_pointer,
- .ack = sst_platform_compr_ack,
- .get_caps = sst_platform_compr_get_caps,
- .get_codec_caps = sst_platform_compr_get_codec_caps,
-};
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