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ALSA: ali5451: 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 2017-08-10 17:17:32 +05:30 committed by Takashi Iwai
parent 64a591e67e
commit 844f88edf9
1 changed files with 6 additions and 6 deletions
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12
sound/pci/ali5451/ali5451.c
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@ -1540,7 +1540,7 @@ static int snd_ali_close(struct snd_pcm_substream *substream)
return 0;
}
static struct snd_pcm_ops snd_ali_playback_ops = {
static const struct snd_pcm_ops snd_ali_playback_ops = {
.open = snd_ali_playback_open,
.close = snd_ali_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -1551,7 +1551,7 @@ static struct snd_pcm_ops snd_ali_playback_ops = {
.pointer = snd_ali_playback_pointer,
};
static struct snd_pcm_ops snd_ali_capture_ops = {
static const struct snd_pcm_ops snd_ali_capture_ops = {
.open = snd_ali_capture_open,
.close = snd_ali_close,
.ioctl = snd_pcm_lib_ioctl,
@ -1626,7 +1626,7 @@ static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream)
return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL);
}
static struct snd_pcm_ops snd_ali_modem_playback_ops = {
static const struct snd_pcm_ops snd_ali_modem_playback_ops = {
.open = snd_ali_modem_playback_open,
.close = snd_ali_close,
.ioctl = snd_pcm_lib_ioctl,
@ -1637,7 +1637,7 @@ static struct snd_pcm_ops snd_ali_modem_playback_ops = {
.pointer = snd_ali_pointer,
};
static struct snd_pcm_ops snd_ali_modem_capture_ops = {
static const struct snd_pcm_ops snd_ali_modem_capture_ops = {
.open = snd_ali_modem_capture_open,
.close = snd_ali_close,
.ioctl = snd_pcm_lib_ioctl,
@ -1653,8 +1653,8 @@ struct ali_pcm_description {
char *name;
unsigned int playback_num;
unsigned int capture_num;
struct snd_pcm_ops *playback_ops;
struct snd_pcm_ops *capture_ops;
const struct snd_pcm_ops *playback_ops;
const struct snd_pcm_ops *capture_ops;
unsigned short class;
};