V4L/DVB (3427): audmode and rxsubchans fixes (VIDIOC_G/S_TUNER)


- Audmode and rxsubchans fixes in msp3400, tuner, tvaudio and cx25840.
- msp3400 cleanups

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/msp3400-driver.c b/drivers/media/video/msp3400-driver.c
index 994c340..11ea976 100644
--- a/drivers/media/video/msp3400-driver.c
+++ b/drivers/media/video/msp3400-driver.c
@@ -411,9 +411,9 @@
 	if (rxsubchans & V4L2_TUNER_SUB_STEREO)
 		mode |= VIDEO_SOUND_STEREO;
 	if (rxsubchans & V4L2_TUNER_SUB_LANG2)
-		mode |= VIDEO_SOUND_LANG2;
+		mode |= VIDEO_SOUND_LANG2 | VIDEO_SOUND_STEREO;
 	if (rxsubchans & V4L2_TUNER_SUB_LANG1)
-		mode |= VIDEO_SOUND_LANG1;
+		mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_STEREO;
 	if (mode == 0)
 		mode |= VIDEO_SOUND_MONO;
 	return mode;
@@ -430,21 +430,6 @@
 	return V4L2_TUNER_MODE_MONO;
 }
 
-static void msp_any_detect_stereo(struct i2c_client *client)
-{
-	struct msp_state *state  = i2c_get_clientdata(client);
-
-	switch (state->opmode) {
-	case OPMODE_MANUAL:
-	case OPMODE_AUTODETECT:
-		autodetect_stereo(client);
-		break;
-	case OPMODE_AUTOSELECT:
-		msp34xxg_detect_stereo(client);
-		break;
-	}
-}
-
 static struct v4l2_queryctrl msp_qctrl_std[] = {
 	{
 		.id            = V4L2_CID_AUDIO_VOLUME,
@@ -506,22 +491,6 @@
 };
 
 
-static void msp_any_set_audmode(struct i2c_client *client, int audmode)
-{
-	struct msp_state *state = i2c_get_clientdata(client);
-
-	switch (state->opmode) {
-	case OPMODE_MANUAL:
-	case OPMODE_AUTODETECT:
-		state->watch_stereo = 0;
-		msp3400c_setstereo(client, audmode);
-		break;
-	case OPMODE_AUTOSELECT:
-		msp34xxg_set_audmode(client, audmode);
-		break;
-	}
-}
-
 static int msp_get_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
 {
 	struct msp_state *state = i2c_get_clientdata(client);
@@ -656,7 +625,7 @@
 			msp_set_scart(client, scart, 0);
 			msp_write_dsp(client, 0x000d, 0x1900);
 			if (state->opmode != OPMODE_AUTOSELECT)
-				msp3400c_setstereo(client, state->audmode);
+				msp_set_audmode(client);
 		}
 		msp_wake_thread(client);
 		break;
@@ -670,8 +639,8 @@
 		switch (state->opmode) {
 		case OPMODE_MANUAL:
 			/* set msp3400 to FM radio mode */
-			msp3400c_setmode(client, MSP_MODE_FM_RADIO);
-			msp3400c_setcarrier(client, MSP_CARRIER(10.7),
+			msp3400c_set_mode(client, MSP_MODE_FM_RADIO);
+			msp3400c_set_carrier(client, MSP_CARRIER(10.7),
 					    MSP_CARRIER(10.7));
 			msp_set_audio(client);
 			break;
@@ -705,7 +674,7 @@
 		if (state->radio)
 			break;
 		if (state->opmode == OPMODE_AUTOSELECT)
-			msp_any_detect_stereo(client);
+			msp_detect_stereo(client);
 		va->mode = msp_mode_v4l2_to_v4l1(state->rxsubchans);
 		break;
 	}
@@ -721,8 +690,9 @@
 		state->treble = va->treble;
 		msp_set_audio(client);
 
-		if (va->mode != 0 && state->radio == 0)
-			msp_any_set_audmode(client, msp_mode_v4l1_to_v4l2(va->mode));
+		if (va->mode != 0 && state->radio == 0) {
+			state->audmode = msp_mode_v4l1_to_v4l2(va->mode);
+		}
 		break;
 	}
 
@@ -864,7 +834,7 @@
 			msp_set_scart(client, scart, 0);
 			msp_write_dsp(client, 0x000d, 0x1900);
 		}
-		msp_any_set_audmode(client, state->audmode);
+		msp_set_audmode(client);
 		msp_wake_thread(client);
 		break;
 	}
@@ -876,7 +846,7 @@
 		if (state->radio)
 			break;
 		if (state->opmode == OPMODE_AUTOSELECT)
-			msp_any_detect_stereo(client);
+			msp_detect_stereo(client);
 		vt->audmode    = state->audmode;
 		vt->rxsubchans = state->rxsubchans;
 		vt->capability = V4L2_TUNER_CAP_STEREO |
@@ -890,8 +860,9 @@
 
 		if (state->radio)  /* TODO: add mono/stereo support for radio */
 			break;
+		state->audmode = vt->audmode;
 		/* only set audmode */
-		msp_any_set_audmode(client, vt->audmode);
+		msp_set_audmode(client);
 		break;
 	}
 
@@ -981,7 +952,7 @@
 		const char *p;
 
 		if (state->opmode == OPMODE_AUTOSELECT)
-			msp_any_detect_stereo(client);
+			msp_detect_stereo(client);
 		v4l_info(client, "%s rev1 = 0x%04x rev2 = 0x%04x\n",
 				client->name, state->rev1, state->rev2);
 		v4l_info(client, "Audio:    volume %d%s\n",
@@ -1082,7 +1053,7 @@
 
 	memset(state, 0, sizeof(*state));
 	state->v4l2_std = V4L2_STD_NTSC;
-	state->audmode = V4L2_TUNER_MODE_STEREO;
+	state->audmode = V4L2_TUNER_MODE_LANG1;
 	state->volume = 58880;	/* 0db gain */
 	state->balance = 32768;	/* 0db gain */
 	state->bass = 32768;