1 files changed, 138 insertions, 52 deletions

diff --git a/drivers/media/video/msp3400-driver.c b/drivers/media/video/msp3400-driver.c
index 0c2ab7e9d1cc..04a05d7dd470 100644
--- a/drivers/media/video/msp3400-driver.c
+++ b/drivers/media/video/msp3400-driver.c
@@ -283,33 +283,57 @@ void msp_set_scart(struct i2c_client *client, int in, int out)
 
 void msp_set_mute(struct i2c_client *client)
 {
+        struct msp_state *state = i2c_get_clientdata(client);
+
         v4l_dbg(1, client, "mute audio\n");
-        msp_write_dsp(client, 0x0000, 0); /* loudspeaker */
-        msp_write_dsp(client, 0x0006, 0); /* headphones */
+        msp_write_dsp(client, 0x0000, 0);
+        msp_write_dsp(client, 0x0007, 1);
+        if (state->has_scart2_out_volume)
+                msp_write_dsp(client, 0x0040, 1);
+        if (state->has_headphones)
+                msp_write_dsp(client, 0x0006, 0);
 }
 
 void msp_set_audio(struct i2c_client *client)
 {
         struct msp_state *state = i2c_get_clientdata(client);
-        int val = 0, bal = 0, bass, treble;
+        int bal = 0, bass, treble, loudness;
+        int val = 0;
 
         if (!state->muted)
                 val = (state->volume * 0x7f / 65535) << 8;
+
+        v4l_dbg(1, client, "mute=%s volume=%d\n",
+                state->muted ? "on" : "off", state->volume);
+
+        msp_write_dsp(client, 0x0000, val);
+        msp_write_dsp(client, 0x0007, state->muted ? 0x1 : (val | 0x1));
+        if (state->has_scart2_out_volume)
+                msp_write_dsp(client, 0x0040, state->muted ? 0x1 : (val | 0x1));
+        if (state->has_headphones)
+                msp_write_dsp(client, 0x0006, val);
+        if (!state->has_sound_processing)
+                return;
+
         if (val)
-                bal = (state->balance / 256) - 128;
+                bal = (u8)((state->balance / 256) - 128);
         bass = ((state->bass - 32768) * 0x60 / 65535) << 8;
         treble = ((state->treble - 32768) * 0x60 / 65535) << 8;
+        loudness = state->loudness ? ((5 * 4) << 8) : 0;
 
-        v4l_dbg(1, client, "mute=%s volume=%d balance=%d bass=%d treble=%d\n",
-                state->muted ? "on" : "off", state->volume, state->balance,
-                state->bass, state->treble);
+        v4l_dbg(1, client, "balance=%d bass=%d treble=%d loudness=%d\n",
+                state->balance, state->bass, state->treble, state->loudness);
 
-        msp_write_dsp(client, 0x0000, val); /* loudspeaker */
-        msp_write_dsp(client, 0x0006, val); /* headphones */
-        msp_write_dsp(client, 0x0007, state->muted ? 0x1 : (val | 0x1));
         msp_write_dsp(client, 0x0001, bal << 8);
-        msp_write_dsp(client, 0x0002, bass); /* loudspeaker */
-        msp_write_dsp(client, 0x0003, treble); /* loudspeaker */
+        msp_write_dsp(client, 0x0002, bass);
+        msp_write_dsp(client, 0x0003, treble);
+        msp_write_dsp(client, 0x0004, loudness);
+        if (!state->has_headphones)
+                return;
+        msp_write_dsp(client, 0x0030, bal << 8);
+        msp_write_dsp(client, 0x0031, bass);
+        msp_write_dsp(client, 0x0032, treble);
+        msp_write_dsp(client, 0x0033, loudness);
 }
 
 int msp_modus(struct i2c_client *client)
@@ -421,7 +445,7 @@ static void msp_any_detect_stereo(struct i2c_client *client)
         }
 }
 
-static struct v4l2_queryctrl msp_qctrl[] = {
+static struct v4l2_queryctrl msp_qctrl_std[] = {
         {
                 .id            = V4L2_CID_AUDIO_VOLUME,
                 .name          = "Volume",
@@ -432,15 +456,6 @@ static struct v4l2_queryctrl msp_qctrl[] = {
                 .flags         = 0,
                 .type          = V4L2_CTRL_TYPE_INTEGER,
         },{
-                .id            = V4L2_CID_AUDIO_BALANCE,
-                .name          = "Balance",
-                .minimum       = 0,
-                .maximum       = 65535,
-                .step          = 65535/100,
-                .default_value = 32768,
-                .flags         = 0,
-                .type          = V4L2_CTRL_TYPE_INTEGER,
-        },{
                 .id            = V4L2_CID_AUDIO_MUTE,
                 .name          = "Mute",
                 .minimum       = 0,
@@ -449,6 +464,19 @@ static struct v4l2_queryctrl msp_qctrl[] = {
                 .default_value = 1,
                 .flags         = 0,
                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
+        },
+};
+
+static struct v4l2_queryctrl msp_qctrl_sound_processing[] = {
+        {
+                .id            = V4L2_CID_AUDIO_BALANCE,
+                .name          = "Balance",
+                .minimum       = 0,
+                .maximum       = 65535,
+                .step          = 65535/100,
+                .default_value = 32768,
+                .flags         = 0,
+                .type          = V4L2_CTRL_TYPE_INTEGER,
         },{
                 .id            = V4L2_CID_AUDIO_BASS,
                 .name          = "Bass",
@@ -465,6 +493,15 @@ static struct v4l2_queryctrl msp_qctrl[] = {
                 .step          = 65535/100,
                 .default_value = 32768,
                 .type          = V4L2_CTRL_TYPE_INTEGER,
+        },{
+                .id            = V4L2_CID_AUDIO_LOUDNESS,
+                .name          = "Loudness",
+                .minimum       = 0,
+                .maximum       = 1,
+                .step          = 1,
+                .default_value = 1,
+                .flags         = 0,
+                .type          = V4L2_CTRL_TYPE_BOOLEAN,
         },
 };
 
@@ -490,24 +527,36 @@ static int msp_get_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
         struct msp_state *state = i2c_get_clientdata(client);
 
         switch (ctrl->id) {
+        case V4L2_CID_AUDIO_VOLUME:
+                ctrl->value = state->volume;
+                break;
+
         case V4L2_CID_AUDIO_MUTE:
                 ctrl->value = state->muted;
                 break;
 
         case V4L2_CID_AUDIO_BALANCE:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
                 ctrl->value = state->balance;
                 break;
 
         case V4L2_CID_AUDIO_BASS:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
                 ctrl->value = state->bass;
                 break;
 
         case V4L2_CID_AUDIO_TREBLE:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
                 ctrl->value = state->treble;
                 break;
 
-        case V4L2_CID_AUDIO_VOLUME:
-                ctrl->value = state->volume;
+        case V4L2_CID_AUDIO_LOUDNESS:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
+                ctrl->value = state->loudness;
                 break;
 
         default:
@@ -521,6 +570,12 @@ static int msp_set_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
         struct msp_state *state = i2c_get_clientdata(client);
 
         switch (ctrl->id) {
+        case V4L2_CID_AUDIO_VOLUME:
+                state->volume = ctrl->value;
+                if (state->volume == 0)
+                        state->balance = 32768;
+                break;
+
         case V4L2_CID_AUDIO_MUTE:
                 if (ctrl->value < 0 || ctrl->value >= 2)
                         return -ERANGE;
@@ -528,21 +583,27 @@ static int msp_set_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
                 break;
 
         case V4L2_CID_AUDIO_BASS:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
                 state->bass = ctrl->value;
                 break;
 
         case V4L2_CID_AUDIO_TREBLE:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
                 state->treble = ctrl->value;
                 break;
 
-        case V4L2_CID_AUDIO_BALANCE:
-                state->balance = ctrl->value;
+        case V4L2_CID_AUDIO_LOUDNESS:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
+                state->loudness = ctrl->value;
                 break;
 
-        case V4L2_CID_AUDIO_VOLUME:
-                state->volume = ctrl->value;
-                if (state->volume == 0)
-                        state->balance = 32768;
+        case V4L2_CID_AUDIO_BALANCE:
+                if (!state->has_sound_processing)
+                        return -EINVAL;
+                state->balance = ctrl->value;
                 break;
 
         default:
@@ -628,13 +689,11 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
         {
                 struct video_audio *va = arg;
 
-                va->flags |= VIDEO_AUDIO_VOLUME |
-                        VIDEO_AUDIO_BASS |
-                        VIDEO_AUDIO_TREBLE |
-                        VIDEO_AUDIO_MUTABLE;
-                if (state->muted)
-                        va->flags |= VIDEO_AUDIO_MUTE;
-
+                va->flags |= VIDEO_AUDIO_VOLUME | VIDEO_AUDIO_MUTABLE;
+                if (state->has_sound_processing)
+                        va->flags |= VIDEO_AUDIO_BALANCE |
+                                VIDEO_AUDIO_BASS |
+                                VIDEO_AUDIO_TREBLE;
                 if (state->muted)
                         va->flags |= VIDEO_AUDIO_MUTE;
                 va->volume = state->volume;
@@ -642,7 +701,8 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
                 va->bass = state->bass;
                 va->treble = state->treble;
 
-                msp_any_detect_stereo(client);
+                if (state->opmode == OPMODE_AUTOSELECT)
+                        msp_any_detect_stereo(client);
                 va->mode = msp_mode_v4l2_to_v4l1(state->rxsubchans);
                 break;
         }
@@ -666,15 +726,24 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
         case VIDIOCSCHAN:
         {
                 struct video_channel *vc = arg;
+                int update = 0;
+                v4l2_std_id std;
 
+                if (state->radio)
+                        update = 1;
                 state->radio = 0;
                 if (vc->norm == VIDEO_MODE_PAL)
-                        state->std = V4L2_STD_PAL;
+                        std = V4L2_STD_PAL;
                 else if (vc->norm == VIDEO_MODE_SECAM)
-                        state->std = V4L2_STD_SECAM;
+                        std = V4L2_STD_SECAM;
                 else
-                        state->std = V4L2_STD_NTSC;
-                msp_wake_thread(client);
+                        std = V4L2_STD_NTSC;
+                if (std != state->std) {
+                        state->std = std;
+                        update = 1;
+                }
+                if (update)
+                        msp_wake_thread(client);
                 break;
         }
 
@@ -699,10 +768,12 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
         case VIDIOC_S_STD:
         {
                 v4l2_std_id *id = arg;
+                int update = state->radio || state->std != *id;
 
                 state->std = *id;
                 state->radio = 0;
-                msp_wake_thread(client);
+                if (update)
+                        msp_wake_thread(client);
                 return 0;
         }
 
@@ -808,7 +879,8 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
         {
                 struct v4l2_tuner *vt = arg;
 
-                msp_any_detect_stereo(client);
+                if (state->opmode == OPMODE_AUTOSELECT)
+                        msp_any_detect_stereo(client);
                 vt->audmode    = state->audmode;
                 vt->rxsubchans = state->rxsubchans;
                 vt->capability = V4L2_TUNER_CAP_STEREO |
@@ -887,9 +959,16 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
                 struct v4l2_queryctrl *qc = arg;
                 int i;
 
-                for (i = 0; i < ARRAY_SIZE(msp_qctrl); i++)
-                        if (qc->id && qc->id == msp_qctrl[i].id) {
-                                memcpy(qc, &msp_qctrl[i], sizeof(*qc));
+                for (i = 0; i < ARRAY_SIZE(msp_qctrl_std); i++)
+                        if (qc->id && qc->id == msp_qctrl_std[i].id) {
+                                memcpy(qc, &msp_qctrl_std[i], sizeof(*qc));
+                                return 0;
+                        }
+                if (!state->has_sound_processing)
+                        return -EINVAL;
+                for (i = 0; i < ARRAY_SIZE(msp_qctrl_sound_processing); i++)
+                        if (qc->id && qc->id == msp_qctrl_sound_processing[i].id) {
+                                memcpy(qc, &msp_qctrl_sound_processing[i], sizeof(*qc));
                                 return 0;
                         }
                 return -EINVAL;
@@ -902,13 +981,17 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
                 return msp_set_ctrl(client, arg);
 
         case VIDIOC_LOG_STATUS:
-                msp_any_detect_stereo(client);
+                if (state->opmode == OPMODE_AUTOSELECT)
+                        msp_any_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 balance %d bass %d treble %d%s\n",
-                                state->volume, state->balance,
-                                state->bass, state->treble,
-                                state->muted ? " (muted)" : "");
+                v4l_info(client, "Audio:  volume %d%s\n",
+                                state->volume, state->muted ? " (muted)" : "");
+                if (state->has_sound_processing) {
+                        v4l_info(client, "Audio:  balance %d bass %d treble %d loudness %s\n",
+                                        state->balance, state->bass, state->treble,
+                                        state->loudness ? "on" : "off");
+                }
                 v4l_info(client, "Mode:   %s (%s%s)\n", msp_standard_mode_name(state->mode),
                         (state->rxsubchans & V4L2_TUNER_SUB_STEREO) ? "stereo" : "mono",
                         (state->rxsubchans & V4L2_TUNER_SUB_LANG2) ? ", dual" : "");
@@ -983,6 +1066,7 @@ static int msp_attach(struct i2c_adapter *adapter, int address, int kind)
         state->balance = 32768; /* 0db gain */
         state->bass = 32768;
         state->treble = 32768;
+        state->loudness = 0;
         state->input = -1;
         state->muted = 0;
         state->i2s_mode = 0;
@@ -1023,6 +1107,8 @@ static int msp_attach(struct i2c_adapter *adapter, int address, int kind)
         /* Has scart2 and scart3 inputs and scart2 output: not in stripped
            down products of the '3' family */
         state->has_scart23_in_scart2_out = msp_family >= 4 || msp_prod_lo < 5;
+        /* Has scart2 a volume control? Not in pre-D revisions. */
+        state->has_scart2_out_volume = msp_revision > 'C' && state->has_scart23_in_scart2_out;
         /* Has subwoofer output: not in pre-D revs and not in stripped down products */
         state->has_subwoofer = msp_revision >= 'D' && msp_prod_lo < 5;
         /* Has soundprocessing (bass/treble/balance/loudness/equalizer): not in