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ALSA: mips: 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 13:15:14 +05:30 committed by Takashi Iwai
parent b2165f3889
commit 915a38d324
2 changed files with 5 additions and 5 deletions
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4
sound/mips/hal2.c
View File

@ -711,7 +711,7 @@ static int hal2_capture_ack(struct snd_pcm_substream *substream)
hal2_capture_transfer);
}
static struct snd_pcm_ops hal2_playback_ops = {
static const struct snd_pcm_ops hal2_playback_ops = {
.open = hal2_playback_open,
.close = hal2_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -723,7 +723,7 @@ static struct snd_pcm_ops hal2_playback_ops = {
.ack = hal2_playback_ack,
};
static struct snd_pcm_ops hal2_capture_ops = {
static const struct snd_pcm_ops hal2_capture_ops = {
.open = hal2_capture_open,
.close = hal2_capture_close,
.ioctl = snd_pcm_lib_ioctl,

6
sound/mips/sgio2audio.c
View File

@ -675,7 +675,7 @@ snd_sgio2audio_pcm_pointer(struct snd_pcm_substream *substream)
}
/* operators */
static struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
static const struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
.open = snd_sgio2audio_playback1_open,
.close = snd_sgio2audio_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
@ -688,7 +688,7 @@ static struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
.mmap = snd_pcm_lib_mmap_vmalloc,
};
static struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
static const struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
.open = snd_sgio2audio_playback2_open,
.close = snd_sgio2audio_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
@ -701,7 +701,7 @@ static struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
.mmap = snd_pcm_lib_mmap_vmalloc,
};
static struct snd_pcm_ops snd_sgio2audio_capture_ops = {
static const struct snd_pcm_ops snd_sgio2audio_capture_ops = {
.open = snd_sgio2audio_capture_open,
.close = snd_sgio2audio_pcm_close,
.ioctl = snd_pcm_lib_ioctl,