[DVB patch 45/54] av7110: Siemens DVB-C analog video input support

Johannes Stezenbach
2005-09-04T23:31:55Z

[-- Attachment #1: dvb-ttpci-siemens-dvb-c-analog-input.patch --]
[-- Type: text/plain, Size: 5713 bytes --]

From: thomas schorpp <t.schorpp@gmx.de>

Add support for analog video inputs (CVBS and Y/C) of the
analog module for the Siemens DVB-C card.

Signed-off-by: thomas schorpp <t.schorpp@gmx.de>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>

drivers/media/dvb/ttpci/av7110_v4l.c | 74 +++++++++++++++++++++++++----------
1 file changed, 54 insertions(+), 20 deletions(-)

--- linux-2.6.13-git4.orig/drivers/media/dvb/ttpci/av7110_v4l.c 2005-09-04 22:03:40.000000000 +0200
+++ linux-2.6.13-git4/drivers/media/dvb/ttpci/av7110_v4l.c 2005-09-04 22:30:54.000000000 +0200
@@ -70,7 +70,7 @@ static int msp_readreg(struct av7110 *av
return 0;
}

-static struct v4l2_input inputs[2] = {
+static struct v4l2_input inputs[4] = {
{
.index = 0,
.name = "DVB",
@@ -87,6 +87,22 @@ static struct v4l2_input inputs[2] = {
.tuner = 0,
.std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
.status = 0,
+ }, {
+ .index = 2,
+ .name = "Video",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .audioset = 0,
+ .tuner = 0,
+ .std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
+ .status = 0,
+ }, {
+ .index = 3,
+ .name = "Y/C",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .audioset = 0,
+ .tuner = 0,
+ .std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
+ .status = 0,
}
};

@@ -212,24 +228,44 @@ static int av7110_dvb_c_switch(struct sa
}

if (0 != av7110->current_input) {
+ dprintk(1, "switching to analog TV:\n");
adswitch = 1;
source = SAA7146_HPS_SOURCE_PORT_B;
sync = SAA7146_HPS_SYNC_PORT_B;
memcpy(standard, analog_standard, sizeof(struct saa7146_standard) * 2);
- dprintk(1, "switching to analog TV\n");
- msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0000); // loudspeaker source
- msp_writereg(av7110, MSP_WR_DSP, 0x0009, 0x0000); // headphone source
- msp_writereg(av7110, MSP_WR_DSP, 0x000a, 0x0000); // SCART 1 source
- msp_writereg(av7110, MSP_WR_DSP, 0x000e, 0x3000); // FM matrix, mono
- msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0x4f00); // loudspeaker + headphone
- msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0x4f00); // SCART 1 volume

- if (av7110->analog_tuner_flags & ANALOG_TUNER_VES1820) {
- if (ves1820_writereg(dev, 0x09, 0x0f, 0x60))
- dprintk(1, "setting band in demodulator failed.\n");
- } else if (av7110->analog_tuner_flags & ANALOG_TUNER_STV0297) {
- saa7146_setgpio(dev, 1, SAA7146_GPIO_OUTHI); // TDA9198 pin9(STD)
- saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI); // TDA9198 pin30(VIF)
+ switch (av7110->current_input) {
+ case 1:
+ dprintk(1, "switching SAA7113 to Analog Tuner Input.\n");
+ msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0000); // loudspeaker source
+ msp_writereg(av7110, MSP_WR_DSP, 0x0009, 0x0000); // headphone source
+ msp_writereg(av7110, MSP_WR_DSP, 0x000a, 0x0000); // SCART 1 source
+ msp_writereg(av7110, MSP_WR_DSP, 0x000e, 0x3000); // FM matrix, mono
+ msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0x4f00); // loudspeaker + headphone
+ msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0x4f00); // SCART 1 volume
+
+ if (av7110->analog_tuner_flags & ANALOG_TUNER_VES1820) {
+ if (ves1820_writereg(dev, 0x09, 0x0f, 0x60))
+ dprintk(1, "setting band in demodulator failed.\n");
+ } else if (av7110->analog_tuner_flags & ANALOG_TUNER_STV0297) {
+ saa7146_setgpio(dev, 1, SAA7146_GPIO_OUTHI); // TDA9198 pin9(STD)
+ saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI); // TDA9198 pin30(VIF)
+ }
+ if (i2c_writereg(av7110, 0x48, 0x02, 0xd0) != 1)
+ dprintk(1, "saa7113 write failed @ card %d", av7110->dvb_adapter.num);
+ break;
+ case 2:
+ dprintk(1, "switching SAA7113 to Video AV CVBS Input.\n");
+ if (i2c_writereg(av7110, 0x48, 0x02, 0xd2) != 1)
+ dprintk(1, "saa7113 write failed @ card %d", av7110->dvb_adapter.num);
+ break;
+ case 3:
+ dprintk(1, "switching SAA7113 to Video AV Y/C Input.\n");
+ if (i2c_writereg(av7110, 0x48, 0x02, 0xd9) != 1)
+ dprintk(1, "saa7113 write failed @ card %d", av7110->dvb_adapter.num);
+ break;
+ default:
+ dprintk(1, "switching SAA7113 to Input: AV7110: SAA7113: invalid input.\n");
}
} else {
adswitch = 0;
@@ -300,7 +336,6 @@ static int av7110_ioctl(struct saa7146_f
// FIXME: standard / stereo detection is still broken
msp_readreg(av7110, MSP_RD_DEM, 0x007e, &stereo_det);
dprintk(1, "VIDIOC_G_TUNER: msp3400 TV standard detection: 0x%04x\n", stereo_det);
-
msp_readreg(av7110, MSP_RD_DSP, 0x0018, &stereo_det);
dprintk(1, "VIDIOC_G_TUNER: msp3400 stereo detection: 0x%04x\n", stereo_det);
stereo = (s8)(stereo_det >> 8);
@@ -310,7 +345,7 @@ static int av7110_ioctl(struct saa7146_f
t->audmode = V4L2_TUNER_MODE_STEREO;
}
else if (stereo < -0x10) {
- /* bilingual*/
+ /* bilingual */
t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
t->audmode = V4L2_TUNER_MODE_LANG1;
}
@@ -344,7 +379,7 @@ static int av7110_ioctl(struct saa7146_f
fm_matrix = 0x3000; // mono
src = 0x0010;
break;
- default: /* case V4L2_TUNER_MODE_MONO: {*/
+ default: /* case V4L2_TUNER_MODE_MONO: */
dprintk(2, "VIDIOC_S_TUNER: TDA9840_SET_MONO\n");
fm_matrix = 0x3000; // mono
src = 0x0030;
@@ -406,7 +441,7 @@ static int av7110_ioctl(struct saa7146_f
dprintk(2, "VIDIOC_ENUMINPUT: %d\n", i->index);

if (av7110->analog_tuner_flags) {
- if (i->index < 0 || i->index >= 2)
+ if (i->index < 0 || i->index >= 4)
return -EINVAL;
} else {
if (i->index != 0)
@@ -433,10 +468,9 @@ static int av7110_ioctl(struct saa7146_f
if (!av7110->analog_tuner_flags)
return 0;

- if (input < 0 || input >= 2)
+ if (input < 0 || input >= 4)
return -EINVAL;

- /* FIXME: switch inputs here */
av7110->current_input = input;
return av7110_dvb_c_switch(fh);
}

--