[Sound-open-firmware] [PATCH] topology: Remove unsupport multiple kcontrol for volume playback

[Xiuli Pan]

From: Pan Xiuli <xiuli.pan at linux.intel.com>

Now we did not support multiple kcontrol, remove the two kcontrol in
volume playback template.

Signed-off-by: Pan Xiuli <xiuli.pan at linux.intel.com>
---
 topology/sof/pipe-volume-playback.m4 | 28 +---------------------------
 1 file changed, 1 insertion(+), 27 deletions(-)

diff --git a/topology/sof/pipe-volume-playback.m4 b/topology/sof/pipe-volume-playback.m4
index 8aa02fb..9ccc5da 100644
--- a/topology/sof/pipe-volume-playback.m4
+++ b/topology/sof/pipe-volume-playback.m4
@@ -38,32 +38,6 @@ SectionControlMixer.STR(Master Playback Volume) {
 	tlv "vtlv_m90s3"
 }
 
-SectionControlMixer.STR(Master Playback Volume Switch) {
-
-	# control belongs to this index group
-	index STR(PIPELINE_ID)
-
-	# Channel register and shift for Front Left/Right
-	channel."FL" {
-		reg "1"
-		shift "0"
-	}
-	channel."FR" {
-		reg "1"
-		shift "1"
-	}
-
-	# control uses bespoke driver get/put/info ID 0
-	ops."ctl" {
-		info "volsw"
-		get "256"
-		put "256"
-	}
-
-	# Volume mute on/off
-	max "1"
-	invert "false"
-}
 #
 # Components and Buffers
 #
@@ -73,7 +47,7 @@ SectionControlMixer.STR(Master Playback Volume Switch) {
 W_PCM_PLAYBACK(Passthrough Playback, PIPELINE_DMAC, PIPELINE_DMAC_CHAN, 2, 0, 2)
 
 # "Volume" has 2 source and 2 sink periods
-W_PGA(0, PIPELINE_FORMAT, 2, 2, 2, KCONTROLS("Master Playback Volume Switch", "Master Playback Volume"))
+W_PGA(0, PIPELINE_FORMAT, 2, 2, 2, KCONTROLS("Master Playback Volume"))
 
 # Playback Buffers
 W_BUFFER(0, COMP_BUFFER_SIZE(2,
-- 
2.7.4