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Subject[PATCH 06/14] ASoC: intel: constify snd_soc_dai_ops structures
Date
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/intel/atom/sst-mfld-platform-pcm.c | 6 +++---
sound/soc/intel/skylake/skl-pcm.c | 8 ++++----
2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c
index b082b31..49c7b88 100644
--- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c
+++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c
@@ -471,7 +471,7 @@ static void sst_disable_ssp(struct snd_pcm_substream *substream,
}
}

-static struct snd_soc_dai_ops sst_media_dai_ops = {
+static const struct snd_soc_dai_ops sst_media_dai_ops = {
.startup = sst_media_open,
.shutdown = sst_media_close,
.prepare = sst_media_prepare,
@@ -480,11 +480,11 @@ static void sst_disable_ssp(struct snd_pcm_substream *substream,
.mute_stream = sst_media_digital_mute,
};

-static struct snd_soc_dai_ops sst_compr_dai_ops = {
+static const struct snd_soc_dai_ops sst_compr_dai_ops = {
.mute_stream = sst_media_digital_mute,
};

-static struct snd_soc_dai_ops sst_be_dai_ops = {
+static const struct snd_soc_dai_ops sst_be_dai_ops = {
.startup = sst_enable_ssp,
.hw_params = sst_be_hw_params,
.set_fmt = sst_set_format,
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index 0ebea34a..b1f2dba 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -628,7 +628,7 @@ static int skl_link_hw_free(struct snd_pcm_substream *substream,
return 0;
}

-static struct snd_soc_dai_ops skl_pcm_dai_ops = {
+static const struct snd_soc_dai_ops skl_pcm_dai_ops = {
.startup = skl_pcm_open,
.shutdown = skl_pcm_close,
.prepare = skl_pcm_prepare,
@@ -637,15 +637,15 @@ static int skl_link_hw_free(struct snd_pcm_substream *substream,
.trigger = skl_pcm_trigger,
};

-static struct snd_soc_dai_ops skl_dmic_dai_ops = {
+static const struct snd_soc_dai_ops skl_dmic_dai_ops = {
.hw_params = skl_be_hw_params,
};

-static struct snd_soc_dai_ops skl_be_ssp_dai_ops = {
+static const struct snd_soc_dai_ops skl_be_ssp_dai_ops = {
.hw_params = skl_be_hw_params,
};

-static struct snd_soc_dai_ops skl_link_dai_ops = {
+static const struct snd_soc_dai_ops skl_link_dai_ops = {
.prepare = skl_link_pcm_prepare,
.hw_params = skl_link_hw_params,
.hw_free = skl_link_hw_free,
--
1.9.1
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