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/fsl/fsl_dma.c | 2 +- sound/soc/fsl/imx-pcm-fiq.c | 2 +- sound/soc/fsl/mpc5200_dma.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/soc/fsl/fsl_dma.c b/sound/soc/fsl/fsl_dma.c index ccadefc..dc71942 100644 --- a/sound/soc/fsl/fsl_dma.c +++ b/sound/soc/fsl/fsl_dma.c @@ -870,7 +870,7 @@ static struct device_node *find_ssi_node(struct device_node *dma_channel_np) return NULL; }
-static struct snd_pcm_ops fsl_dma_ops = { +static const struct snd_pcm_ops fsl_dma_ops = { .open = fsl_dma_open, .close = fsl_dma_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c index 92410f7..9ce3761 100644 --- a/sound/soc/fsl/imx-pcm-fiq.c +++ b/sound/soc/fsl/imx-pcm-fiq.c @@ -227,7 +227,7 @@ static int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, return ret; }
-static struct snd_pcm_ops imx_pcm_ops = { +static const struct snd_pcm_ops imx_pcm_ops = { .open = snd_imx_open, .close = snd_imx_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/soc/fsl/mpc5200_dma.c b/sound/soc/fsl/mpc5200_dma.c index 1f7e70b..66042ce 100644 --- a/sound/soc/fsl/mpc5200_dma.c +++ b/sound/soc/fsl/mpc5200_dma.c @@ -287,7 +287,7 @@ static int psc_dma_close(struct snd_pcm_substream *substream) return 0; }
-static struct snd_pcm_ops psc_dma_ops = { +static const struct snd_pcm_ops psc_dma_ops = { .open = psc_dma_open, .close = psc_dma_close, .hw_free = psc_dma_hw_free,