1 files changed, 8 insertions, 3 deletions

diff --git a/drivers/media/video/msp3400-kthreads.c b/drivers/media/video/msp3400-kthreads.c
index 4c7f85b566a0..e1821eb82fb5 100644
--- a/drivers/media/video/msp3400-kthreads.c
+++ b/drivers/media/video/msp3400-kthreads.c
@@ -483,7 +483,6 @@ int msp3400c_thread(void *data)
                         /* no carrier scan, just unmute */
                         v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n");
                         state->scan_in_progress = 0;
-                        state->rxsubchans = V4L2_TUNER_SUB_STEREO;
                         msp_set_audio(client);
                         continue;
                 }
@@ -851,12 +850,15 @@ static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in)
                 source = 1; /* stereo or A|B */
                 matrix = 0x20;
                 break;
-        case V4L2_TUNER_MODE_STEREO:
         case V4L2_TUNER_MODE_LANG1:
-        default:
                 source = 3; /* stereo or A */
                 matrix = 0x00;
                 break;
+        case V4L2_TUNER_MODE_STEREO:
+        default:
+                source = 3; /* stereo or A */
+                matrix = 0x20;
+                break;
         }
 
         if (in == MSP_DSP_IN_TUNER)
@@ -1030,6 +1032,9 @@ static int msp34xxg_detect_stereo(struct i2c_client *client)
         int is_stereo = status & 0x40;
         int oldrx = state->rxsubchans;
 
+        if (state->mode == MSP_MODE_EXTERN)
+                return 0;
+
         state->rxsubchans = 0;
         if (is_stereo)
                 state->rxsubchans = V4L2_TUNER_SUB_STEREO;