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Subject[PATCH 02/13] ALSA: arm: constify snd_pcm_ops structures
Date
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/arm/aaci.c | 4 ++--
sound/arm/pxa2xx-pcm.c | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index 4140b1b..e93b327 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -635,7 +635,7 @@ static int aaci_pcm_playback_trigger(struct snd_pcm_substream *substream, int cm
return ret;
}

-static struct snd_pcm_ops aaci_playback_ops = {
+static const struct snd_pcm_ops aaci_playback_ops = {
.open = aaci_pcm_open,
.close = aaci_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
@@ -738,7 +738,7 @@ static int aaci_pcm_capture_prepare(struct snd_pcm_substream *substream)
return 0;
}

-static struct snd_pcm_ops aaci_capture_ops = {
+static const struct snd_pcm_ops aaci_capture_ops = {
.open = aaci_pcm_open,
.close = aaci_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
diff --git a/sound/arm/pxa2xx-pcm.c b/sound/arm/pxa2xx-pcm.c
index 83fcfac..1c6f4b4 100644
--- a/sound/arm/pxa2xx-pcm.c
+++ b/sound/arm/pxa2xx-pcm.c
@@ -68,7 +68,7 @@ static int pxa2xx_pcm_close(struct snd_pcm_substream *substream)
return __pxa2xx_pcm_close(substream);
}

-static struct snd_pcm_ops pxa2xx_pcm_ops = {
+static const struct snd_pcm_ops pxa2xx_pcm_ops = {
.open = pxa2xx_pcm_open,
.close = pxa2xx_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
--
1.9.1
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