V4L/DVB (3582): Implement correct msp3400 input/output routing

- implement VIDIOC_INT_S_AUDIO_ROUTING for msp3400 and tvaudio
- use the new command in bttv, pvrusb2 and em28xx.
- remove the now obsolete MSP_SET_MATRIX from msp3400 (yeah!)
- remove the obsolete VIDIOC_S_AUDIO from msp3400.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

2 files changed, 12 insertions, 4 deletions

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 2d68a27417eb..f62fd706b45a 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -28,8 +28,9 @@
 #include <linux/i2c.h>
 #include <linux/usb.h>
 #include <media/tuner.h>
-#include <media/audiochip.h>
+#include <media/msp3400.h>
 #include <media/tveeprom.h>
+#include <media/audiochip.h>
 #include <media/v4l2-common.h>
 
 #include "em28xx.h"
@@ -146,11 +147,12 @@ struct em28xx_board em28xx_boards[] = {
                 .input          = {{
                         .type     = EM28XX_VMUX_TELEVISION,
                         .vmux     = 0,
-                        .amux     = 6,
+                        .amux     = MSP_INPUT_DEFAULT,
                 },{
                         .type     = EM28XX_VMUX_SVIDEO,
                         .vmux     = 2,
-                        .amux     = 1,
+                        .amux     = MSP_INPUT(MSP_IN_SCART_1, MSP_IN_TUNER_1,
+                                        MSP_DSP_OUT_SCART, MSP_DSP_OUT_SCART),
                 }},
         },
         [EM2820_BOARD_MSI_VOX_USB_2] = {
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 780342f7b239..dfba33d0fa61 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -38,6 +38,7 @@
 #include "em28xx.h"
 #include <media/tuner.h>
 #include <media/v4l2-common.h>
+#include <media/msp3400.h>
 
 #define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \
                       "Markus Rechberger <mrechberger@gmail.com>, " \
@@ -216,9 +217,14 @@ static void video_mux(struct em28xx *dev, int index)
         em28xx_videodbg("Setting input index=%d, vmux=%d, amux=%d\n",index,input,dev->ctl_ainput);
 
         if (dev->has_msp34xx) {
+                struct v4l2_routing route;
+
                 if (dev->i2s_speed)
                         em28xx_i2c_call_clients(dev, VIDIOC_INT_I2S_CLOCK_FREQ, &dev->i2s_speed);
-                em28xx_i2c_call_clients(dev, VIDIOC_S_AUDIO, &dev->ctl_ainput);
+                route.input = dev->ctl_ainput;
+                route.output = MSP_OUTPUT(MSP_OUT_SCART1_DA);
+                /* Note: this is msp3400 specific */
+                em28xx_i2c_call_clients(dev, VIDIOC_INT_S_AUDIO_ROUTING, &route);
                 ainput = EM28XX_AUDIO_SRC_TUNER;
                 em28xx_audio_source(dev, ainput);
         } else {