linux-kernel - [PATCH] soundwire: Use snd_soc_substream_to

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Date: Mon, 19 Feb 2024 11:52:06 +0100
From: Cezary Rojewski <cezary.rojewski@...el.com>
To: vkoul@...nel.org
Cc: alsa-devel@...a-project.org,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	broonie@...nel.org,
	pierre-louis.bossart@...ux.intel.com,
	yung-chuan.liao@...ux.intel.com,
	amadeuszx.slawinski@...ux.intel.com,
	Cezary Rojewski <cezary.rojewski@...el.com>
Subject: [PATCH] soundwire: Use snd_soc_substream_to_rtd() to obtain rtd

Utilize the helper function instead of casting from ->private_data
directly.

Signed-off-by: Cezary Rojewski <cezary.rojewski@...el.com>
---
 drivers/soundwire/stream.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index f9c0adc0738d..4e9e7d2a942d 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -1718,7 +1718,7 @@ EXPORT_SYMBOL(sdw_deprepare_stream);
 static int set_stream(struct snd_pcm_substream *substream,
 		      struct sdw_stream_runtime *sdw_stream)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
 	struct snd_soc_dai *dai;
 	int ret = 0;
 	int i;
@@ -1771,7 +1771,7 @@ EXPORT_SYMBOL(sdw_alloc_stream);
 int sdw_startup_stream(void *sdw_substream)
 {
 	struct snd_pcm_substream *substream = sdw_substream;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
 	struct sdw_stream_runtime *sdw_stream;
 	char *name;
 	int ret;
@@ -1815,7 +1815,7 @@ EXPORT_SYMBOL(sdw_startup_stream);
 void sdw_shutdown_stream(void *sdw_substream)
 {
 	struct snd_pcm_substream *substream = sdw_substream;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
 	struct sdw_stream_runtime *sdw_stream;
 	struct snd_soc_dai *dai;
 
-- 
2.25.1