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ASoC: use DEFINE_SHOW_ATTRIBUTE() to decrease code duplication

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There is some duplicate code in soc-core.c, and the kernel provides
DEFINE_SHOW_ATTRIBUTE() helper macro to decrease it in seq_file.h.

Signed-off-by: Peng Donglin <dolinux.peng@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peng Donglin 2018-02-14 22:48:07 +08:00 committed by Mark Brown
parent 7a2ccad581
commit c15b2a1d18
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1 changed files with 6 additions and 39 deletions
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45
sound/soc/soc-core.c
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@ -349,7 +349,7 @@ static void soc_init_codec_debugfs(struct snd_soc_component *component)
"ASoC: Failed to create codec register debugfs file\n");
}
static int codec_list_seq_show(struct seq_file *m, void *v)
static int codec_list_show(struct seq_file *m, void *v)
{
struct snd_soc_codec *codec;
@ -362,20 +362,9 @@ static int codec_list_seq_show(struct seq_file *m, void *v)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(codec_list);
static int codec_list_seq_open(struct inode *inode, struct file *file)
{
return single_open(file, codec_list_seq_show, NULL);
}
static const struct file_operations codec_list_fops = {
.open = codec_list_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int dai_list_seq_show(struct seq_file *m, void *v)
static int dai_list_show(struct seq_file *m, void *v)
{
struct snd_soc_component *component;
struct snd_soc_dai *dai;
@ -390,20 +379,9 @@ static int dai_list_seq_show(struct seq_file *m, void *v)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(dai_list);
static int dai_list_seq_open(struct inode *inode, struct file *file)
{
return single_open(file, dai_list_seq_show, NULL);
}
static const struct file_operations dai_list_fops = {
.open = dai_list_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int platform_list_seq_show(struct seq_file *m, void *v)
static int platform_list_show(struct seq_file *m, void *v)
{
struct snd_soc_platform *platform;
@ -416,18 +394,7 @@ static int platform_list_seq_show(struct seq_file *m, void *v)
return 0;
}
static int platform_list_seq_open(struct inode *inode, struct file *file)
{
return single_open(file, platform_list_seq_show, NULL);
}
static const struct file_operations platform_list_fops = {
.open = platform_list_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(platform_list);
static void soc_init_card_debugfs(struct snd_soc_card *card)
{