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ALSA: sparc: 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 13:15:19 +05:30 committed by Takashi Iwai
parent 46a085a3e7
commit 544d6272c8
3 changed files with 5 additions and 5 deletions
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4
sound/sparc/amd7930.c
View file

@ -733,7 +733,7 @@ static int snd_amd7930_hw_free(struct snd_pcm_substream *substream)
return snd_pcm_lib_free_pages(substream);
}
static struct snd_pcm_ops snd_amd7930_playback_ops = {
static const struct snd_pcm_ops snd_amd7930_playback_ops = {
.open = snd_amd7930_playback_open,
.close = snd_amd7930_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -744,7 +744,7 @@ static struct snd_pcm_ops snd_amd7930_playback_ops = {
.pointer = snd_amd7930_playback_pointer,
};
static struct snd_pcm_ops snd_amd7930_capture_ops = {
static const struct snd_pcm_ops snd_amd7930_capture_ops = {
.open = snd_amd7930_capture_open,
.close = snd_amd7930_capture_close,
.ioctl = snd_pcm_lib_ioctl,

4
sound/sparc/cs4231.c
View file

@ -1203,7 +1203,7 @@ static int snd_cs4231_capture_close(struct snd_pcm_substream *substream)
* XXX the audio AUXIO register...
*/
static struct snd_pcm_ops snd_cs4231_playback_ops = {
static const struct snd_pcm_ops snd_cs4231_playback_ops = {
.open = snd_cs4231_playback_open,
.close = snd_cs4231_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -1214,7 +1214,7 @@ static struct snd_pcm_ops snd_cs4231_playback_ops = {
.pointer = snd_cs4231_playback_pointer,
};
static struct snd_pcm_ops snd_cs4231_capture_ops = {
static const struct snd_pcm_ops snd_cs4231_capture_ops = {
.open = snd_cs4231_capture_open,
.close = snd_cs4231_capture_close,
.ioctl = snd_pcm_lib_ioctl,

2
sound/sparc/dbri.c
View file

@ -2213,7 +2213,7 @@ static snd_pcm_uframes_t snd_dbri_pointer(struct snd_pcm_substream *substream)
return ret;
}
static struct snd_pcm_ops snd_dbri_ops = {
static const struct snd_pcm_ops snd_dbri_ops = {
.open = snd_dbri_open,
.close = snd_dbri_close,
.ioctl = snd_pcm_lib_ioctl,