linux-kernel - [PATCH 14/14] ASoC: zte: constify snd_soc_dai

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Message-Id: <1503057971-16033-15-git-send-email-arvind.yadav.cs@gmail.com>
Date:   Fri, 18 Aug 2017 17:36:11 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     bardliao@...ltek.com, oder_chiou@...ltek.com, timur@...i.org,
        lgirdwood@...il.com, broonie@...nel.org
Cc:     linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH 14/14] ASoC: zte: constify snd_soc_dai_ops structures

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@...il.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(-)

diff --git a/sound/soc/zte/zx-i2s.c b/sound/soc/zte/zx-i2s.c
index 8bbad1d..9a05659 100644
--- a/sound/soc/zte/zx-i2s.c
+++ b/sound/soc/zte/zx-i2s.c
@@ -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,
diff --git a/sound/soc/zte/zx-spdif.c b/sound/soc/zte/zx-spdif.c
index 9fa6463..b143f9f 100644
--- a/sound/soc/zte/zx-spdif.c
+++ b/sound/soc/zte/zx-spdif.c
@@ -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,
diff --git a/sound/soc/zte/zx-tdm.c b/sound/soc/zte/zx-tdm.c
index bd632cc..dc95527 100644
--- a/sound/soc/zte/zx-tdm.c
+++ b/sound/soc/zte/zx-tdm.c
@@ -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,
-- 
1.9.1