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未验证 提交 1e57b828 编写于 作者: C Charles Keepax 提交者： Mark Brown
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ASoC: compress: Add helper functions for component open/free 

There are 2 loops calling open and 4 loops calling free for all the
components on a DAI link. Factor out these loops into helper functions
to make the code a little clearer.
Signed-off-by: NCharles Keepax <ckeepax@opensource.cirrus.com>
Acked-by: NVinod Koul <vkoul@kernel.org>
Signed-off-by: NMark Brown <broonie@kernel.org>
上级 ef050bec
隐藏空白更改
内联 并排
Showing with 62 addition and 79 deletion
sound/soc/soc-compress.c
浏览文件 @ 1e57b828
......@@ -26,26 +26,14 @@
#include <sound/initval.h>
#include <sound/soc-dpcm.h>
static int soc_compr_open(struct snd_compr_stream *cstream)
static int soc_compr_components_open(struct snd_compr_stream *cstream,
struct snd_soc_component **last)
{
struct snd_soc_pcm_runtime *rtd = cstream->private_data;
struct snd_soc_component *component;
struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int ret;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
if (ret < 0) {
dev_err(cpu_dai->dev,
"Compress ASoC: can't open interface %s: %d\n",
cpu_dai->name, ret);
goto out;
}
}
for_each_rtdcom(rtd, rtdcom) {
component = rtdcom->component;
......@@ -58,10 +46,61 @@ static int soc_compr_open(struct snd_compr_stream *cstream)
dev_err(component->dev,
"Compress ASoC: can't open platform %s: %d\n",
component->name, ret);
goto machine_err;
*last = component;
return ret;
}
}
*last = NULL;
return 0;
}
static int soc_compr_components_free(struct snd_compr_stream *cstream,
struct snd_soc_component *last)
{
struct snd_soc_pcm_runtime *rtd = cstream->private_data;
struct snd_soc_component *component;
struct snd_soc_rtdcom_list *rtdcom;
for_each_rtdcom(rtd, rtdcom) {
component = rtdcom->component;
if (component == last)
break;
if (!component->driver->compr_ops ||
!component->driver->compr_ops->free)
continue;
component->driver->compr_ops->free(cstream);
}
return 0;
}
static int soc_compr_open(struct snd_compr_stream *cstream)
{
struct snd_soc_pcm_runtime *rtd = cstream->private_data;
struct snd_soc_component *component;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int ret;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
if (ret < 0) {
dev_err(cpu_dai->dev,
"Compress ASoC: can't open interface %s: %d\n",
cpu_dai->name, ret);
goto out;
}
}
component = NULL;
ret = soc_compr_components_open(cstream, &component);
if (ret < 0)
goto machine_err;
if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->startup) {
ret = rtd->dai_link->compr_ops->startup(cstream);
......@@ -80,18 +119,7 @@ static int soc_compr_open(struct snd_compr_stream *cstream)
return 0;
machine_err:
for_each_rtdcom(rtd, rtdcom) {
struct snd_soc_component *err_comp = rtdcom->component;
if (err_comp == component)
break;
if (!err_comp->driver->compr_ops ||
!err_comp->driver->compr_ops->free)
continue;
err_comp->driver->compr_ops->free(cstream);
}
soc_compr_components_free(cstream, component);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
......@@ -106,7 +134,6 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
struct snd_pcm_substream *fe_substream =
fe->pcm->streams[cstream->direction].substream;
struct snd_soc_component *component;
struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = fe->cpu_dai;
struct snd_soc_dpcm *dpcm;
struct snd_soc_dapm_widget_list *list;
......@@ -130,22 +157,9 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
}
}
for_each_rtdcom(fe, rtdcom) {
component = rtdcom->component;
if (!component->driver->compr_ops ||
!component->driver->compr_ops->open)
continue;
ret = component->driver->compr_ops->open(cstream);
if (ret < 0) {
dev_err(component->dev,
"Compress ASoC: can't open platform %s: %d\n",
component->name, ret);
goto machine_err;
}
}
component = NULL;
ret = soc_compr_components_open(cstream, &component);
if (ret < 0)
goto machine_err;
if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->startup) {
ret = fe->dai_link->compr_ops->startup(cstream);
......@@ -199,18 +213,7 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->shutdown)
fe->dai_link->compr_ops->shutdown(cstream);
machine_err:
for_each_rtdcom(fe, rtdcom) {
struct snd_soc_component *err_comp = rtdcom->component;
if (err_comp == component)
break;
if (!err_comp->driver->compr_ops ||
!err_comp->driver->compr_ops->free)
continue;
err_comp->driver->compr_ops->free(cstream);
}
soc_compr_components_free(cstream, component);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
......@@ -252,8 +255,6 @@ static void close_delayed_work(struct work_struct *work)
static int soc_compr_free(struct snd_compr_stream *cstream)
{
struct snd_soc_pcm_runtime *rtd = cstream->private_data;
struct snd_soc_component *component;
struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int stream;
......@@ -278,15 +279,7 @@ static int soc_compr_free(struct snd_compr_stream *cstream)
if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->shutdown)
rtd->dai_link->compr_ops->shutdown(cstream);
for_each_rtdcom(rtd, rtdcom) {
component = rtdcom->component;
if (!component->driver->compr_ops ||
!component->driver->compr_ops->free)
continue;
component->driver->compr_ops->free(cstream);
}
soc_compr_components_free(cstream, NULL);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
......@@ -316,8 +309,6 @@ static int soc_compr_free(struct snd_compr_stream *cstream)
static int soc_compr_free_fe(struct snd_compr_stream *cstream)
{
struct snd_soc_pcm_runtime *fe = cstream->private_data;
struct snd_soc_component *component;
struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = fe->cpu_dai;
struct snd_soc_dpcm *dpcm;
int stream, ret;
......@@ -355,15 +346,7 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream)
if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->shutdown)
fe->dai_link->compr_ops->shutdown(cstream);
for_each_rtdcom(fe, rtdcom) {
component = rtdcom->component;
if (!component->driver->compr_ops ||
!component->driver->compr_ops->free)
continue;
component->driver->compr_ops->free(cstream);
}
soc_compr_components_free(cstream, NULL);
if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
......
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