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Commit 291f3bbc authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Make DAPM power sequence lists local variables 



They are now only accessed within dapm_power_widgets() so can be local
to that function.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 4f1c1923

include/sound/soc.h

+0 −2
Original line number Diff line number Diff line
@@ -369,8 +369,6 @@ struct snd_soc_codec { 
	enum snd_soc_bias_level bias_level;

	enum snd_soc_bias_level suspend_bias_level;

	struct delayed_work delayed_work;

	struct list_head up_list;

	struct list_head down_list;



	/* codec DAI's */

	struct snd_soc_dai *dai;

sound/soc/soc-dapm.c

+8 −11
Original line number Diff line number Diff line
@@ -927,23 +927,22 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) 
{

	struct snd_soc_device *socdev = codec->socdev;

	struct snd_soc_dapm_widget *w;

	LIST_HEAD(up_list);

	LIST_HEAD(down_list);

	int ret = 0;

	int power;

	int sys_power = 0;



	INIT_LIST_HEAD(&codec->up_list);

	INIT_LIST_HEAD(&codec->down_list);



	/* Check which widgets we need to power and store them in

	 * lists indicating if they should be powered up or down.

	 */

	list_for_each_entry(w, &codec->dapm_widgets, list) {

		switch (w->id) {

		case snd_soc_dapm_pre:

			dapm_seq_insert(w, &codec->down_list, dapm_down_seq);

			dapm_seq_insert(w, &down_list, dapm_down_seq);

			break;

		case snd_soc_dapm_post:

			dapm_seq_insert(w, &codec->up_list, dapm_up_seq);

			dapm_seq_insert(w, &up_list, dapm_up_seq);

			break;



		default:
@@ -958,11 +957,9 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) 
				continue;



			if (power)

				dapm_seq_insert(w, &codec->up_list,

						dapm_up_seq);

				dapm_seq_insert(w, &up_list, dapm_up_seq);

			else

				dapm_seq_insert(w, &codec->down_list,

						dapm_down_seq);

				dapm_seq_insert(w, &down_list, dapm_down_seq);



			w->power = power;

			break;
@@ -979,10 +976,10 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) 
	}



	/* Power down widgets first; try to avoid amplifying pops. */

	dapm_seq_run(codec, &codec->down_list, event, dapm_down_seq);

	dapm_seq_run(codec, &down_list, event, dapm_down_seq);



	/* Now power up. */

	dapm_seq_run(codec, &codec->up_list, event, dapm_up_seq);

	dapm_seq_run(codec, &up_list, event, dapm_up_seq);



	/* If we just powered the last thing off drop to standby bias */

	if (codec->bias_level == SND_SOC_BIAS_PREPARE && !sys_power) {