asoc: add routing control for Multimedia17 with USB TX

Add routing control for Multimedia17 with USB TX.

Change-Id: Ia05c4fe55ea4dab2b75f4a6da6a54fabdb870f7d
Signed-off-by: Kunlei Zhang <[email protected]>

asoc/msm-pcm-routing-v2.c

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
-/* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
  */
 
 #include <linux/init.h>
@@ -14673,6 +14673,10 @@ static const struct snd_kcontrol_new mmul17_mixer_controls[] = {
 	MSM_BACKEND_DAI_SLIMBUS_7_TX,
 	MSM_FRONTEND_DAI_MULTIMEDIA17, 1, 0, msm_routing_get_audio_mixer,
 	msm_routing_put_audio_mixer),
+	SOC_DOUBLE_EXT("USB_AUDIO_TX", SND_SOC_NOPM,
+	MSM_BACKEND_DAI_USB_TX,
+	MSM_FRONTEND_DAI_MULTIMEDIA17, 1, 0, msm_routing_get_audio_mixer,
+	msm_routing_put_audio_mixer),
 };
 
 static const struct snd_kcontrol_new mmul18_mixer_controls[] = {
@@ -25644,6 +25648,7 @@ static const struct snd_soc_dapm_route intercon[] = {
 	{"MultiMedia17 Mixer", "SLIM_0_TX", "SLIMBUS_0_TX"},
 	{"MultiMedia17 Mixer", "SLIM_1_TX", "SLIMBUS_1_TX"},
 	{"MultiMedia17 Mixer", "SLIM_7_TX", "SLIMBUS_7_TX"},
+	{"MultiMedia17 Mixer", "USB_AUDIO_TX", "USB_AUDIO_TX"},
 	{"MultiMedia18 Mixer", "SLIM_0_TX", "SLIMBUS_0_TX"},
 	{"MultiMedia18 Mixer", "SLIM_1_TX", "SLIMBUS_1_TX"},
 	{"MultiMedia19 Mixer", "SLIM_0_TX", "SLIMBUS_0_TX"},