The only usage of them is to assign their address to the ops field in the snd_soc_dai_driver struct, which is a pointer to const. Make them const to allow the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@xxxxxxxxx> --- sound/soc/codecs/rt1015.c | 2 +- sound/soc/codecs/rt1016.c | 2 +- sound/soc/codecs/rt5682-sdw.c | 2 +- sound/soc/codecs/rt700.c | 2 +- sound/soc/codecs/rt711.c | 2 +- sound/soc/codecs/rt715.c | 2 +- 6 files changed, 6 insertions(+), 6 deletions(-) diff --git a/sound/soc/codecs/rt1015.c b/sound/soc/codecs/rt1015.c index 844e4079d176..501cc45240b4 100644 --- a/sound/soc/codecs/rt1015.c +++ b/sound/soc/codecs/rt1015.c @@ -1028,7 +1028,7 @@ static void rt1015_remove(struct snd_soc_component *component) #define RT1015_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) -static struct snd_soc_dai_ops rt1015_aif_dai_ops = { +static const struct snd_soc_dai_ops rt1015_aif_dai_ops = { .hw_params = rt1015_hw_params, .set_fmt = rt1015_set_dai_fmt, .set_tdm_slot = rt1015_set_tdm_slot, diff --git a/sound/soc/codecs/rt1016.c b/sound/soc/codecs/rt1016.c index a23d368ab4da..483375fc16ca 100644 --- a/sound/soc/codecs/rt1016.c +++ b/sound/soc/codecs/rt1016.c @@ -534,7 +534,7 @@ static void rt1016_remove(struct snd_soc_component *component) #define RT1016_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) -static struct snd_soc_dai_ops rt1016_aif_dai_ops = { +static const struct snd_soc_dai_ops rt1016_aif_dai_ops = { .hw_params = rt1016_hw_params, .set_fmt = rt1016_set_dai_fmt, }; diff --git a/sound/soc/codecs/rt5682-sdw.c b/sound/soc/codecs/rt5682-sdw.c index 0b7ac74e671d..5e097f776561 100644 --- a/sound/soc/codecs/rt5682-sdw.c +++ b/sound/soc/codecs/rt5682-sdw.c @@ -269,7 +269,7 @@ static int rt5682_sdw_hw_free(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_dai_ops rt5682_sdw_ops = { +static const struct snd_soc_dai_ops rt5682_sdw_ops = { .hw_params = rt5682_sdw_hw_params, .hw_free = rt5682_sdw_hw_free, .set_sdw_stream = rt5682_set_sdw_stream, diff --git a/sound/soc/codecs/rt700.c b/sound/soc/codecs/rt700.c index 66ec395dbbcd..01af9d9dd3ca 100644 --- a/sound/soc/codecs/rt700.c +++ b/sound/soc/codecs/rt700.c @@ -1002,7 +1002,7 @@ static int rt700_pcm_hw_free(struct snd_pcm_substream *substream, #define RT700_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) -static struct snd_soc_dai_ops rt700_ops = { +static const struct snd_soc_dai_ops rt700_ops = { .hw_params = rt700_pcm_hw_params, .hw_free = rt700_pcm_hw_free, .set_sdw_stream = rt700_set_sdw_stream, diff --git a/sound/soc/codecs/rt711.c b/sound/soc/codecs/rt711.c index 85f744184a60..202bf6fbc5be 100644 --- a/sound/soc/codecs/rt711.c +++ b/sound/soc/codecs/rt711.c @@ -1048,7 +1048,7 @@ static int rt711_pcm_hw_free(struct snd_pcm_substream *substream, #define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) -static struct snd_soc_dai_ops rt711_ops = { +static const struct snd_soc_dai_ops rt711_ops = { .hw_params = rt711_pcm_hw_params, .hw_free = rt711_pcm_hw_free, .set_sdw_stream = rt711_set_sdw_stream, diff --git a/sound/soc/codecs/rt715.c b/sound/soc/codecs/rt715.c index 9a7d393d424a..f419d001a3fb 100644 --- a/sound/soc/codecs/rt715.c +++ b/sound/soc/codecs/rt715.c @@ -683,7 +683,7 @@ static int rt715_pcm_hw_free(struct snd_pcm_substream *substream, #define RT715_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) -static struct snd_soc_dai_ops rt715_ops = { +static const struct snd_soc_dai_ops rt715_ops = { .hw_params = rt715_pcm_hw_params, .hw_free = rt715_pcm_hw_free, .set_sdw_stream = rt715_set_sdw_stream, -- 2.30.1