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Commit fa5dfe6a authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: x86: Drop redundant had_stream_pvt 



The had_stream_pvt struct assigned to PCM runtime private data tracks
merely the stream running status, and the very same information is
carried by had_stream->stream_type.  Kill it.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 0e9c67d7

sound/x86/intel_hdmi_audio.c

+4 −42
Original line number Diff line number Diff line
@@ -953,7 +953,6 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream) 
{

	struct snd_intelhad *intelhaddata;

	struct snd_pcm_runtime *runtime;

	struct had_stream_pvt *stream;

	struct had_stream_data *had_stream;

	int retval;
@@ -968,31 +967,16 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream) 
		dev_dbg(intelhaddata->dev, "%s: HDMI cable plugged-out\n",

			__func__);

		retval = -ENODEV;

		goto exit_put_handle;

	}



	/* Check, if device already in use */

	if (runtime->private_data) {

		dev_dbg(intelhaddata->dev, "Device already in use\n");

		retval = -EBUSY;

		goto exit_put_handle;

		goto error;

	}



	/* set the runtime hw parameter with local snd_pcm_hardware struct */

	runtime->hw = snd_intel_hadstream;



	stream = kzalloc(sizeof(*stream), GFP_KERNEL);

	if (!stream) {

		retval = -ENOMEM;

		goto exit_put_handle;

	}

	stream->stream_status = STREAM_INIT;

	runtime->private_data = stream;



	retval = snd_pcm_hw_constraint_integer(runtime,

			 SNDRV_PCM_HW_PARAM_PERIODS);

	if (retval < 0)

		goto exit_err;

		goto error;



	/* Make sure, that the period size is always aligned

	 * 64byte boundary
@@ -1002,15 +986,12 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream) 
	if (retval < 0) {

		dev_dbg(intelhaddata->dev, "%s:step_size=64 failed,err=%d\n",

			__func__, retval);

		goto exit_err;

		goto error;

	}



	return retval;

exit_err:

	kfree(stream);

exit_put_handle:

 error:

	pm_runtime_put(intelhaddata->dev);

	runtime->private_data = NULL;

	return retval;

}
@@ -1020,16 +1001,8 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream) 
 */

static void had_period_elapsed(struct snd_pcm_substream *substream)

{

	struct had_stream_pvt *stream;



	if (!substream || !substream->runtime)

		return;

	stream = substream->runtime->private_data;

	if (!stream)

		return;



	if (stream->stream_status != STREAM_RUNNING)

		return;

	snd_pcm_period_elapsed(substream);

}
@@ -1042,13 +1015,8 @@ static void had_period_elapsed(struct snd_pcm_substream *substream) 
static int snd_intelhad_close(struct snd_pcm_substream *substream)

{

	struct snd_intelhad *intelhaddata;

	struct snd_pcm_runtime *runtime;



	intelhaddata = snd_pcm_substream_chip(substream);

	runtime = substream->runtime;



	if (WARN_ON(!runtime->private_data))

		return 0;



	intelhaddata->stream_info.buffer_rendered = 0;

	intelhaddata->stream_info.buffer_ptr = 0;
@@ -1062,8 +1030,6 @@ static int snd_intelhad_close(struct snd_pcm_substream *substream) 
			"%s @ %d:DEBUG PLUG/UNPLUG : HAD_DRV_CONNECTED\n",

			__func__, __LINE__);

	}

	kfree(runtime->private_data);

	runtime->private_data = NULL;

	pm_runtime_put(intelhaddata->dev);

	return 0;

}
@@ -1142,11 +1108,9 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream, 
{

	int retval = 0;

	struct snd_intelhad *intelhaddata;

	struct had_stream_pvt *stream;

	struct had_stream_data *had_stream;



	intelhaddata = snd_pcm_substream_chip(substream);

	stream = substream->runtime->private_data;

	had_stream = &intelhaddata->stream_data;



	switch (cmd) {
@@ -1158,7 +1122,6 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream, 
			retval = -ENODEV;

			break;

		}

		stream->stream_status = STREAM_RUNNING;



		had_stream->stream_type = HAD_RUNNING_STREAM;
@@ -1182,7 +1145,6 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream, 
		/* Reset buffer pointers */

		snd_intelhad_reset_audio(intelhaddata, 1);

		snd_intelhad_reset_audio(intelhaddata, 0);

		stream->stream_status = STREAM_DROPPED;

		snd_intelhad_enable_audio_int(intelhaddata, false);

		break;

sound/x86/intel_hdmi_audio.h

+0 −6
Original line number Diff line number Diff line
@@ -86,12 +86,6 @@ struct ring_buf_info { 
	u8	is_valid;

};



struct had_stream_pvt {

	enum had_stream_status		stream_status;

	int				stream_ops;

	ssize_t				dbg_cum_bytes;

};



struct had_stream_data {

	enum had_status_stream		stream_type;

};

sound/x86/intel_hdmi_lpe_audio.h

+0 −15
Original line number Diff line number Diff line
@@ -223,21 +223,6 @@ union otm_hdmi_eld_t { 
	} __packed;

};



/**

 * enum had_status - Audio stream states

 *

 * @STREAM_INIT: Stream initialized

 * @STREAM_RUNNING: Stream running

 * @STREAM_PAUSED: Stream paused

 * @STREAM_DROPPED: Stream dropped

 */

enum had_stream_status {

	STREAM_INIT = 0,

	STREAM_RUNNING = 1,

	STREAM_PAUSED = 2,

	STREAM_DROPPED = 3

};



/**

 * enum had_status_stream - HAD stream states

 */