On Fri, Feb 9, 2018 at 4:43 PM, Donglin Peng <dolinux.peng@xxxxxxxxx> wrote: > 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. > You missed my tag. Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> > Signed-off-by: Peng Donglin <dolinux.peng@xxxxxxxxx> > --- > v2: [addressed comments from Andy] > * modify code change description > * do not rename m -> s > --- > sound/soc/soc-core.c | 45 ++++++--------------------------------------- > 1 file changed, 6 insertions(+), 39 deletions(-) > > diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c > index 96c44f6576c9..f372f34d7702 100644 > --- a/sound/soc/soc-core.c > +++ b/sound/soc/soc-core.c > @@ -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) > { > -- > 2.16.1 -- With Best Regards, Andy Shevchenko _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel