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ALSA: sh: constify snd_pcm_ops structures

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snd_pcm_ops are not supposed to change at runtime. All functions
working with snd_pcm_ops provided by <sound/pcm.h> work with
const snd_pcm_ops. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Arvind Yadav 2017-08-18 13:15:18 +05:30 committed by Takashi Iwai
parent 3179a3ea71
commit 46a085a3e7
2 changed files with 2 additions and 2 deletions
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2
sound/sh/aica.c
View File

@ -436,7 +436,7 @@ static unsigned long snd_aicapcm_pcm_pointer(struct snd_pcm_substream
return readl(AICA_CONTROL_CHANNEL_SAMPLE_NUMBER);
}
static struct snd_pcm_ops snd_aicapcm_playback_ops = {
static const struct snd_pcm_ops snd_aicapcm_playback_ops = {
.open = snd_aicapcm_pcm_open,
.close = snd_aicapcm_pcm_close,
.ioctl = snd_pcm_lib_ioctl,

2
sound/sh/sh_dac_audio.c
View File

@ -252,7 +252,7 @@ snd_pcm_uframes_t snd_sh_dac_pcm_pointer(struct snd_pcm_substream *substream)
}
/* pcm ops */
static struct snd_pcm_ops snd_sh_dac_pcm_ops = {
static const struct snd_pcm_ops snd_sh_dac_pcm_ops = {
.open = snd_sh_dac_pcm_open,
.close = snd_sh_dac_pcm_close,
.ioctl = snd_pcm_lib_ioctl,