ASoC: arizona: Coalesce output power up delays

Save a bit of scheduling by coalescing all the output power up delays
into a single delay.
Signed-off-by: NCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/arizona.c

@@ -737,6 +737,21 @@ int arizona_out_ev(struct snd_soc_dapm_widget *w,
 	struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec);
 
 	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		switch (w->shift) {
+		case ARIZONA_OUT1L_ENA_SHIFT:
+		case ARIZONA_OUT1R_ENA_SHIFT:
+		case ARIZONA_OUT2L_ENA_SHIFT:
+		case ARIZONA_OUT2R_ENA_SHIFT:
+		case ARIZONA_OUT3L_ENA_SHIFT:
+		case ARIZONA_OUT3R_ENA_SHIFT:
+			priv->out_up_pending++;
+			priv->out_up_delay += 17;
+			break;
+		default:
+			break;
+		}
+		break;
 	case SND_SOC_DAPM_POST_PMU:
 		switch (w->shift) {
 		case ARIZONA_OUT1L_ENA_SHIFT:
@@ -745,7 +760,11 @@ int arizona_out_ev(struct snd_soc_dapm_widget *w,
 		case ARIZONA_OUT2R_ENA_SHIFT:
 		case ARIZONA_OUT3L_ENA_SHIFT:
 		case ARIZONA_OUT3R_ENA_SHIFT:
-			msleep(17);
+			priv->out_up_pending--;
+			if (!priv->out_up_pending) {
+				msleep(priv->out_up_delay);
+				priv->out_up_delay = 0;
+			}
 			break;
 
 		default:
@@ -807,6 +826,7 @@ int arizona_hp_ev(struct snd_soc_dapm_widget *w,
 	case SND_SOC_DAPM_PRE_PMD:
 		val = 0;
 		break;
+	case SND_SOC_DAPM_PRE_PMU:
 	case SND_SOC_DAPM_POST_PMD:
 		return arizona_out_ev(w, kcontrol, event);
 	default:

sound/soc/codecs/arizona.h

@@ -77,6 +77,8 @@ struct arizona_priv {
 	int num_inputs;
 	unsigned int in_pending;
 
+	unsigned int out_up_pending;
+	unsigned int out_up_delay;
 	unsigned int out_down_pending;
 	unsigned int out_down_delay;
 

sound/soc/codecs/wm5102.c

@@ -1273,23 +1273,23 @@ SND_SOC_DAPM_MUX("AEC Loopback", ARIZONA_DAC_AEC_CONTROL_1,
 SND_SOC_DAPM_PGA_E("OUT1L", SND_SOC_NOPM,
 		   ARIZONA_OUT1L_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT1R", SND_SOC_NOPM,
 		   ARIZONA_OUT1R_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT2L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT2L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT2R", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT2R_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT3L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT3L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT5L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT5L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),

sound/soc/codecs/wm5110.c

@@ -906,27 +906,27 @@ SND_SOC_DAPM_AIF_IN("AIF3RX2", NULL, 0,
 SND_SOC_DAPM_PGA_E("OUT1L", SND_SOC_NOPM,
 		   ARIZONA_OUT1L_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT1R", SND_SOC_NOPM,
 		   ARIZONA_OUT1R_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT2L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT2L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT2R", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT2R_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT3L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT3L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT3R", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT3R_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT5L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT5L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),

sound/soc/codecs/wm8997.c

@@ -611,15 +611,15 @@ SND_SOC_DAPM_MUX("AEC Loopback", ARIZONA_DAC_AEC_CONTROL_1,
 SND_SOC_DAPM_PGA_E("OUT1L", SND_SOC_NOPM,
 		   ARIZONA_OUT1L_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT1R", SND_SOC_NOPM,
 		   ARIZONA_OUT1R_ENA_SHIFT, 0, NULL, 0, arizona_hp_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT3L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT3L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD |
-		   SND_SOC_DAPM_POST_PMU),
+		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_PGA_E("OUT5L", ARIZONA_OUTPUT_ENABLES_1,
 		   ARIZONA_OUT5L_ENA_SHIFT, 0, NULL, 0, arizona_out_ev,
 		   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),