commit 9af6d9562414568ecadf96aaef5b88e7e8b19821
author Laim Girdwood <lg@opensource.wolfsonmicro.com> Thu Jan 10 14:41:02 2008 +0100
committer Jaroslav Kysela <perex@perex.cz> Thu Jan 31 17:29:51 2008 +0100
tree 710e129e7cc8838cf8ac9c5d79473685e8933dd6
parent 6c59e6c4129cd80834837b58a42216f0432a4f58

[ALSA] soc - Add support for passing kcontrols with events


Signed-off-by: Laim Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/soc/soc-dapm.c

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index d033e73..8b61db2 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -523,11 +523,13 @@
 					continue;
 
 				if (event == SND_SOC_DAPM_STREAM_START) {
-					ret = w->event(w, SND_SOC_DAPM_PRE_PMU);
+					ret = w->event(w,
+						NULL, SND_SOC_DAPM_PRE_PMU);
 					if (ret < 0)
 						return ret;
 				} else if (event == SND_SOC_DAPM_STREAM_STOP) {
-					ret = w->event(w, SND_SOC_DAPM_PRE_PMD);
+					ret = w->event(w,
+						NULL, SND_SOC_DAPM_PRE_PMD);
 					if (ret < 0)
 						return ret;
 				}
@@ -538,11 +540,13 @@
 					continue;
 
 				if (event == SND_SOC_DAPM_STREAM_START) {
-					ret = w->event(w, SND_SOC_DAPM_POST_PMU);
+					ret = w->event(w,
+						NULL, SND_SOC_DAPM_POST_PMU);
 					if (ret < 0)
 						return ret;
 				} else if (event == SND_SOC_DAPM_STREAM_STOP) {
-					ret = w->event(w, SND_SOC_DAPM_POST_PMD);
+					ret = w->event(w,
+						NULL, SND_SOC_DAPM_POST_PMD);
 					if (ret < 0)
 						return ret;
 				}
@@ -566,26 +570,30 @@
 					if (power) {
 						/* power up event */
 						if (w->event_flags & SND_SOC_DAPM_PRE_PMU) {
-							ret = w->event(w, SND_SOC_DAPM_PRE_PMU);
+							ret = w->event(w,
+								NULL, SND_SOC_DAPM_PRE_PMU);
 							if (ret < 0)
 								return ret;
 						}
 						dapm_update_bits(w);
 						if (w->event_flags & SND_SOC_DAPM_POST_PMU){
-							ret = w->event(w, SND_SOC_DAPM_POST_PMU);
+							ret = w->event(w,
+								NULL, SND_SOC_DAPM_POST_PMU);
 							if (ret < 0)
 								return ret;
 						}
 					} else {
 						/* power down event */
 						if (w->event_flags & SND_SOC_DAPM_PRE_PMD) {
-							ret = w->event(w, SND_SOC_DAPM_PRE_PMD);
+							ret = w->event(w,
+								NULL, SND_SOC_DAPM_PRE_PMD);
 							if (ret < 0)
 								return ret;
 						}
 						dapm_update_bits(w);
 						if (w->event_flags & SND_SOC_DAPM_POST_PMD) {
-							ret = w->event(w, SND_SOC_DAPM_POST_PMD);
+							ret = w->event(w,
+								NULL, SND_SOC_DAPM_POST_PMD);
 							if (ret < 0)
 								return ret;
 						}
@@ -1095,13 +1103,17 @@
 	dapm_mixer_update_power(widget, kcontrol, reg, val_mask, val, invert);
 	if (widget->event) {
 		if (widget->event_flags & SND_SOC_DAPM_PRE_REG) {
-			ret = widget->event(widget, SND_SOC_DAPM_PRE_REG);
-			if (ret < 0)
+			ret = widget->event(widget, kcontrol,
+						SND_SOC_DAPM_PRE_REG);
+			if (ret < 0) {
+				ret = 1;
 				goto out;
+			}
 		}
 		ret = snd_soc_update_bits(widget->codec, reg, val_mask, val);
 		if (widget->event_flags & SND_SOC_DAPM_POST_REG)
-			ret = widget->event(widget, SND_SOC_DAPM_POST_REG);
+			ret = widget->event(widget, kcontrol,
+						SND_SOC_DAPM_POST_REG);
 	} else
 		ret = snd_soc_update_bits(widget->codec, reg, val_mask, val);
 
@@ -1176,13 +1188,15 @@
 	dapm_mux_update_power(widget, kcontrol, mask, mux, e);
 	if (widget->event) {
 		if (widget->event_flags & SND_SOC_DAPM_PRE_REG) {
-			ret = widget->event(widget, SND_SOC_DAPM_PRE_REG);
+			ret = widget->event(widget,
+				kcontrol, SND_SOC_DAPM_PRE_REG);
 			if (ret < 0)
 				goto out;
 		}
 		ret = snd_soc_update_bits(widget->codec, e->reg, mask, val);
 		if (widget->event_flags & SND_SOC_DAPM_POST_REG)
-			ret = widget->event(widget, SND_SOC_DAPM_POST_REG);
+			ret = widget->event(widget,
+				kcontrol, SND_SOC_DAPM_POST_REG);
 	} else
 		ret = snd_soc_update_bits(widget->codec, e->reg, mask, val);