@@ -357,7 +357,7 @@ static void zx_i2s_shutdown(struct snd_pcm_substream *substream,
clk_disable_unprepare(zx_i2s->dai_pclk);
}
-static struct snd_soc_dai_ops zx_i2s_dai_ops = {
+static const struct snd_soc_dai_ops zx_i2s_dai_ops = {
.trigger = zx_i2s_trigger,
.hw_params = zx_i2s_hw_params,
.set_fmt = zx_i2s_set_fmt,
@@ -264,7 +264,7 @@ static void zx_spdif_shutdown(struct snd_pcm_substream *substream,
(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S18_3LE \
| SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE)
-static struct snd_soc_dai_ops zx_spdif_dai_ops = {
+static const struct snd_soc_dai_ops zx_spdif_dai_ops = {
.trigger = zx_spdif_trigger,
.startup = zx_spdif_startup,
.shutdown = zx_spdif_shutdown,
@@ -309,7 +309,7 @@ static void zx_tdm_shutdown(struct snd_pcm_substream *substream,
clk_disable_unprepare(zx_tdm->dai_wclk);
}
-static struct snd_soc_dai_ops zx_tdm_dai_ops = {
+static const struct snd_soc_dai_ops zx_tdm_dai_ops = {
.trigger = zx_tdm_trigger,
.hw_params = zx_tdm_hw_params,
.set_fmt = zx_tdm_set_fmt,
snd_soc_dai_ops are not supposed to change at runtime. All functions working with snd_soc_dai_ops provided by <sound/soc-dai.h> work with const snd_soc_dai_ops. So mark the non-const structs as const. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- sound/soc/zte/zx-i2s.c | 2 +- sound/soc/zte/zx-spdif.c | 2 +- sound/soc/zte/zx-tdm.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)