snd_pcm_ops are not supposed to change at runtime. All functions working with snd_pcm_ops provided by <sound/soc.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/soc/pxa/mmp-pcm.c | 2 +- sound/soc/pxa/pxa2xx-pcm.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c index 5b5f1a4..e25f1c2 100644 --- a/sound/soc/pxa/mmp-pcm.c +++ b/sound/soc/pxa/mmp-pcm.c @@ -131,7 +131,7 @@ static int mmp_pcm_mmap(struct snd_pcm_substream *substream, vma->vm_end - vma->vm_start, vma->vm_page_prot); }
-static struct snd_pcm_ops mmp_pcm_ops = { +static const struct snd_pcm_ops mmp_pcm_ops = { .open = mmp_pcm_open, .close = snd_dmaengine_pcm_close_release_chan, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c index b51d7a0..357981c 100644 --- a/sound/soc/pxa/pxa2xx-pcm.c +++ b/sound/soc/pxa/pxa2xx-pcm.c @@ -45,7 +45,7 @@ static int pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream) return 0; }
-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,