@@ -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 int hal2_capture_ack(struct snd_pcm_substream *substream)
.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,
@@ -675,7 +675,7 @@ static int snd_sgio2audio_pcm_trigger(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 int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream,
.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 int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream,
.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,
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> --- sound/mips/hal2.c | 4 ++-- sound/mips/sgio2audio.c | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-)