ASoC: qcom: sdw: do not restart soundwire ports for every prepare

unpreparing/disabling and preparing/reenabling soundwire ports is not required
for every prepare call, this add lots of click and pop noise if we do this in
middle of playback or capture.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230323164403.6654-3-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/qcom/sdw.c

@@ -32,11 +32,8 @@ int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream,
 		return 0;
 	}
 
-	if (*stream_prepared) {
-		sdw_disable_stream(sruntime);
-		sdw_deprepare_stream(sruntime);
-		*stream_prepared = false;
-	}
+	if (*stream_prepared)
+		return 0;
 
 	ret = sdw_prepare_stream(sruntime);
 	if (ret)