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path: root/drivers/media/video/msp3400.c
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Diffstat (limited to 'drivers/media/video/msp3400.c')
-rw-r--r--drivers/media/video/msp3400.c142
1 files changed, 129 insertions, 13 deletions
diff --git a/drivers/media/video/msp3400.c b/drivers/media/video/msp3400.c
index d603229c9f2..b599f0554fb 100644
--- a/drivers/media/video/msp3400.c
+++ b/drivers/media/video/msp3400.c
@@ -90,6 +90,8 @@ struct msp3400c {
int stereo;
int nicam_on;
int acb;
+ int in_scart;
+ int i2s_mode;
int main, second; /* sound carrier */
int input;
int source; /* see msp34xxg_set_source */
@@ -364,12 +366,40 @@ static struct CARRIER_DETECT carrier_detect_65[] = {
#define CARRIER_COUNT(x) (sizeof(x)/sizeof(struct CARRIER_DETECT))
-/* ----------------------------------------------------------------------- */
+/* ----------------------------------------------------------------------- *
+ * bits 9 8 5 - SCART DSP input Select:
+ * 0 0 0 - SCART 1 to DSP input (reset position)
+ * 0 1 0 - MONO to DSP input
+ * 1 0 0 - SCART 2 to DSP input
+ * 1 1 1 - Mute DSP input
+ *
+ * bits 11 10 6 - SCART 1 Output Select:
+ * 0 0 0 - undefined (reset position)
+ * 0 1 0 - SCART 2 Input to SCART 1 Output (for devices with 2 SCARTS)
+ * 1 0 0 - MONO input to SCART 1 Output
+ * 1 1 0 - SCART 1 DA to SCART 1 Output
+ * 0 0 1 - SCART 2 DA to SCART 1 Output
+ * 0 1 1 - SCART 1 Input to SCART 1 Output
+ * 1 1 1 - Mute SCART 1 Output
+ *
+ * bits 13 12 7 - SCART 2 Output Select (for devices with 2 Output SCART):
+ * 0 0 0 - SCART 1 DA to SCART 2 Output (reset position)
+ * 0 1 0 - SCART 1 Input to SCART 2 Output
+ * 1 0 0 - MONO input to SCART 2 Output
+ * 0 0 1 - SCART 2 DA to SCART 2 Output
+ * 0 1 1 - SCART 2 Input to SCART 2 Output
+ * 1 1 0 - Mute SCART 2 Output
+ *
+ * Bits 4 to 0 should be zero.
+ * ----------------------------------------------------------------------- */
static int scarts[3][9] = {
/* MASK IN1 IN2 IN1_DA IN2_DA IN3 IN4 MONO MUTE */
+ /* SCART DSP Input select */
{ 0x0320, 0x0000, 0x0200, -1, -1, 0x0300, 0x0020, 0x0100, 0x0320 },
+ /* SCART1 Output select */
{ 0x0c40, 0x0440, 0x0400, 0x0c00, 0x0040, 0x0000, 0x0840, 0x0800, 0x0c40 },
+ /* SCART2 Output select */
{ 0x3080, 0x1000, 0x1080, 0x0000, 0x0080, 0x2080, 0x3080, 0x2000, 0x3000 },
};
@@ -381,13 +411,23 @@ static void msp3400c_set_scart(struct i2c_client *client, int in, int out)
{
struct msp3400c *msp = i2c_get_clientdata(client);
- if (-1 == scarts[out][in])
- return;
+ msp->in_scart=in;
+
+ if (in<=2) {
+ if (-1 == scarts[out][in])
+ return;
+
+ msp->acb &= ~scarts[out][SCART_MASK];
+ msp->acb |= scarts[out][in];
+ } else
+ msp->acb = 0xf60; /* Mute Input and SCART 1 Output */
+
+ dprintk("msp34xx: scart switch: %s => %d (ACB=0x%04x)\n",
+ scart_names[in], out, msp->acb);
+ msp3400c_write(client,I2C_MSP3400C_DFP, 0x13, msp->acb);
- dprintk("msp34xx: scart switch: %s => %d\n", scart_names[in], out);
- msp->acb &= ~scarts[out][SCART_MASK];
- msp->acb |= scarts[out][in];
- msp3400c_write(client,I2C_MSP3400C_DFP, 0x0013, msp->acb);
+ /* Sets I2S speed 0 = 1.024 Mbps, 1 = 2.048 Mbps */
+ msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
}
/* ------------------------------------------------------------------------ */
@@ -1235,7 +1275,8 @@ static int msp3410d_thread(void *data)
msp3400c_setbass(client, msp->bass);
msp3400c_settreble(client, msp->treble);
msp3400c_setvolume(client, msp->muted, msp->left, msp->right);
- msp3400c_write(client, I2C_MSP3400C_DFP, 0x0013, msp->acb);
+ msp3400c_write(client, I2C_MSP3400C_DFP, 0x13, msp->acb);
+ msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
msp3400c_restore_dfp(client);
/* monitor tv audio mode */
@@ -1275,6 +1316,8 @@ static int msp34xxg_reset(struct i2c_client *client)
0x0f20 /* mute DSP input, mute SCART 1 */))
return -1;
+ msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
+
/* step-by-step initialisation, as described in the manual */
modus = msp34xx_modus(msp->norm);
std = msp34xx_standard(msp->norm);
@@ -1371,6 +1414,8 @@ static int msp34xxg_thread(void *data)
0x13, /* ACB */
msp->acb))
return -1;
+
+ msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
}
dprintk("msp34xxg: thread: exit\n");
return 0;
@@ -1539,6 +1584,7 @@ static int msp_attach(struct i2c_adapter *adap, int addr, int kind)
msp->treble = 32768;
msp->input = -1;
msp->muted = 0;
+ msp->i2s_mode = 0;
for (i = 0; i < DFP_COUNT; i++)
msp->dfp_regs[i] = -1;
@@ -1735,6 +1781,7 @@ static void msp_any_set_audmode(struct i2c_client *client, int audmode)
}
}
+
static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
struct msp3400c *msp = i2c_get_clientdata(client);
@@ -1745,6 +1792,7 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
case AUDC_SET_INPUT:
dprintk("msp34xx: AUDC_SET_INPUT(%d)\n",*sarg);
+
if (*sarg == msp->input)
break;
msp->input = *sarg;
@@ -1923,6 +1971,16 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
break;
}
+ /* msp34xx specific */
+ case MSP_SET_MATRIX:
+ {
+ struct msp_matrix *mspm = arg;
+
+ dprintk("msp34xx: MSP_SET_MATRIX\n");
+ msp3400c_set_scart(client, mspm->input, mspm->output);
+ break;
+ }
+
/* --- v4l2 ioctls --- */
case VIDIOC_S_STD:
{
@@ -1941,6 +1999,33 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
return 0;
}
+ case VIDIOC_ENUMINPUT:
+ {
+ struct v4l2_input *i = arg;
+
+ if (i->index != 0)
+ return -EINVAL;
+
+ i->type = V4L2_INPUT_TYPE_TUNER;
+ switch (i->index) {
+ case AUDIO_RADIO:
+ strcpy(i->name,"Radio");
+ break;
+ case AUDIO_EXTERN_1:
+ strcpy(i->name,"Extern 1");
+ break;
+ case AUDIO_EXTERN_2:
+ strcpy(i->name,"Extern 2");
+ break;
+ case AUDIO_TUNER:
+ strcpy(i->name,"Television");
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+ }
+
case VIDIOC_G_AUDIO:
{
struct v4l2_audio *a = arg;
@@ -2032,13 +2117,44 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
break;
}
- /* msp34xx specific */
- case MSP_SET_MATRIX:
+ case VIDIOC_G_AUDOUT:
{
- struct msp_matrix *mspm = arg;
+ struct v4l2_audioout *a=(struct v4l2_audioout *)arg;
+
+ memset(a,0,sizeof(*a));
+
+ switch (a->index) {
+ case 0:
+ strcpy(a->name,"Scart1 Out");
+ break;
+ case 1:
+ strcpy(a->name,"Scart2 Out");
+ break;
+ case 2:
+ strcpy(a->name,"I2S Out");
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+
+ }
+ case VIDIOC_S_AUDOUT:
+ {
+ struct v4l2_audioout *a=(struct v4l2_audioout *)arg;
+
+ if (a->index<0||a->index>2)
+ return -EINVAL;
+
+ if (a->index==2) {
+ if (a->mode == V4L2_AUDMODE_32BITS)
+ msp->i2s_mode=1;
+ else
+ msp->i2s_mode=0;
+ }
+printk("Setting audio out on msp34xx to input %i, mode %i\n",a->index,msp->i2s_mode);
+ msp3400c_set_scart(client,msp->in_scart,a->index);
- dprintk("msp34xx: MSP_SET_MATRIX\n");
- msp3400c_set_scart(client, mspm->input, mspm->output);
break;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-17 15:52:13 +0000