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linux/drivers/media/pci/ttpci/av7110_v4l.c
Julia Lawall 8728bddf4b media: v4l2: av7110_v4l: constify v4l2_audio structure 
This v4l2_audio structure is only copied into other structures,
so it can be const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-08-20 08:05:28 -04:00

964 lines
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/*
* av7110_v4l.c: av7110 video4linux interface for DVB and Siemens DVB-C analog module
*
* Copyright (C) 1999-2002 Ralph Metzler
* & Marcus Metzler for convergence integrated media GmbH
*
* originally based on code by:
* Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* To obtain the license, point your browser to
* http://www.gnu.org/copyleft/gpl.html
*
* the project's page is at https://linuxtv.org
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/delay.h>
#include <linux/fs.h>
#include <linux/timer.h>
#include <linux/poll.h>
#include "av7110.h"
#include "av7110_hw.h"
#include "av7110_av.h"
int msp_writereg(struct av7110 *av7110, u8 dev, u16 reg, u16 val)
{
u8 msg[5] = { dev, reg >> 8, reg & 0xff, val >> 8 , val & 0xff };
struct i2c_msg msgs = { .flags = 0, .len = 5, .buf = msg };
switch (av7110->adac_type) {
case DVB_ADAC_MSP34x0:
msgs.addr = 0x40;
break;
case DVB_ADAC_MSP34x5:
msgs.addr = 0x42;
break;
default:
return 0;
}
if (i2c_transfer(&av7110->i2c_adap, &msgs, 1) != 1) {
dprintk(1, "dvb-ttpci: failed @ card %d, %u = %u\n",
av7110->dvb_adapter.num, reg, val);
return -EIO;
}
return 0;
}
static int msp_readreg(struct av7110 *av7110, u8 dev, u16 reg, u16 *val)
{
u8 msg1[3] = { dev, reg >> 8, reg & 0xff };
u8 msg2[2];
struct i2c_msg msgs[2] = {
{ .flags = 0 , .len = 3, .buf = msg1 },
{ .flags = I2C_M_RD, .len = 2, .buf = msg2 }
};
switch (av7110->adac_type) {
case DVB_ADAC_MSP34x0:
msgs[0].addr = 0x40;
msgs[1].addr = 0x40;
break;
case DVB_ADAC_MSP34x5:
msgs[0].addr = 0x42;
msgs[1].addr = 0x42;
break;
default:
return 0;
}
if (i2c_transfer(&av7110->i2c_adap, &msgs[0], 2) != 2) {
dprintk(1, "dvb-ttpci: failed @ card %d, %u\n",
av7110->dvb_adapter.num, reg);
return -EIO;
}
*val = (msg2[0] << 8) | msg2[1];
return 0;
}
static struct v4l2_input inputs[4] = {
{
.index = 0,
.name = "DVB",
.type = V4L2_INPUT_TYPE_CAMERA,
.audioset = 1,
.tuner = 0, /* ignored */
.std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
.status = 0,
.capabilities = V4L2_IN_CAP_STD,
}, {
.index = 1,
.name = "Television",
.type = V4L2_INPUT_TYPE_TUNER,
.audioset = 1,
.tuner = 0,
.std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
.status = 0,
.capabilities = V4L2_IN_CAP_STD,
}, {
.index = 2,
.name = "Video",
.type = V4L2_INPUT_TYPE_CAMERA,
.audioset = 0,
.tuner = 0,
.std = V4L2_STD_PAL_BG|V4L2_STD_NTSC_M,
.status = 0,
.capabilities = V4L2_IN_CAP_STD,
}, {
.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,
.capabilities = V4L2_IN_CAP_STD,
}
};
static int ves1820_writereg(struct saa7146_dev *dev, u8 addr, u8 reg, u8 data)
{
struct av7110 *av7110 = dev->ext_priv;
u8 buf[] = { 0x00, reg, data };
struct i2c_msg msg = { .addr = addr, .flags = 0, .buf = buf, .len = 3 };
dprintk(4, "dev: %p\n", dev);
if (1 != i2c_transfer(&av7110->i2c_adap, &msg, 1))
return -1;
return 0;
}
static int tuner_write(struct saa7146_dev *dev, u8 addr, u8 data [4])
{
struct av7110 *av7110 = dev->ext_priv;
struct i2c_msg msg = { .addr = addr, .flags = 0, .buf = data, .len = 4 };
dprintk(4, "dev: %p\n", dev);
if (1 != i2c_transfer(&av7110->i2c_adap, &msg, 1))
return -1;
return 0;
}
static int ves1820_set_tv_freq(struct saa7146_dev *dev, u32 freq)
{
u32 div;
u8 config;
u8 buf[4];
dprintk(4, "freq: 0x%08x\n", freq);
/* magic number: 614. tuning with the frequency given by v4l2
is always off by 614*62.5 = 38375 kHz...*/
div = freq + 614;
buf[0] = (div >> 8) & 0x7f;
buf[1] = div & 0xff;
buf[2] = 0x8e;
if (freq < (u32) (16 * 168.25))
config = 0xa0;
else if (freq < (u32) (16 * 447.25))
config = 0x90;
else
config = 0x30;
config &= ~0x02;
buf[3] = config;
return tuner_write(dev, 0x61, buf);
}
static int stv0297_set_tv_freq(struct saa7146_dev *dev, u32 freq)
{
struct av7110 *av7110 = (struct av7110*)dev->ext_priv;
u32 div;
u8 data[4];
div = (freq + 38900000 + 31250) / 62500;
data[0] = (div >> 8) & 0x7f;
data[1] = div & 0xff;
data[2] = 0xce;
if (freq < 45000000)
return -EINVAL;
else if (freq < 137000000)
data[3] = 0x01;
else if (freq < 403000000)
data[3] = 0x02;
else if (freq < 860000000)
data[3] = 0x04;
else
return -EINVAL;
if (av7110->fe->ops.i2c_gate_ctrl)
av7110->fe->ops.i2c_gate_ctrl(av7110->fe, 1);
return tuner_write(dev, 0x63, data);
}
static struct saa7146_standard analog_standard[];
static struct saa7146_standard dvb_standard[];
static struct saa7146_standard standard[];
static const struct v4l2_audio msp3400_v4l2_audio = {
.index = 0,
.name = "Television",
.capability = V4L2_AUDCAP_STEREO
};
static int av7110_dvb_c_switch(struct saa7146_fh *fh)
{
struct saa7146_dev *dev = fh->dev;
struct saa7146_vv *vv = dev->vv_data;
struct av7110 *av7110 = (struct av7110*)dev->ext_priv;
u16 adswitch;
int source, sync, err;
dprintk(4, "%p\n", av7110);
if ((vv->video_status & STATUS_OVERLAY) != 0) {
vv->ov_suspend = vv->video_fh;
err = saa7146_stop_preview(vv->video_fh); /* side effect: video_status is now 0, video_fh is NULL */
if (err != 0) {
dprintk(2, "suspending video failed\n");
vv->ov_suspend = NULL;
}
}
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);
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); // TDA9819 pin9(STD)
saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI); // TDA9819 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;
source = SAA7146_HPS_SOURCE_PORT_A;
sync = SAA7146_HPS_SYNC_PORT_A;
memcpy(standard, dvb_standard, sizeof(struct saa7146_standard) * 2);
dprintk(1, "switching DVB mode\n");
msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0220); // loudspeaker source
msp_writereg(av7110, MSP_WR_DSP, 0x0009, 0x0220); // headphone source
msp_writereg(av7110, MSP_WR_DSP, 0x000a, 0x0220); // SCART 1 source
msp_writereg(av7110, MSP_WR_DSP, 0x000e, 0x3000); // FM matrix, mono
msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0x7f00); // loudspeaker + headphone
msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0x7f00); // SCART 1 volume
if (av7110->analog_tuner_flags & ANALOG_TUNER_VES1820) {
if (ves1820_writereg(dev, 0x09, 0x0f, 0x20))
dprintk(1, "setting band in demodulator failed\n");
} else if (av7110->analog_tuner_flags & ANALOG_TUNER_STV0297) {
saa7146_setgpio(dev, 1, SAA7146_GPIO_OUTLO); // TDA9819 pin9(STD)
saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO); // TDA9819 pin30(VIF)
}
}
/* hmm, this does not do anything!? */
if (av7110_fw_cmd(av7110, COMTYPE_AUDIODAC, ADSwitch, 1, adswitch))
dprintk(1, "ADSwitch error\n");
saa7146_set_hps_source_and_sync(dev, source, sync);
if (vv->ov_suspend != NULL) {
saa7146_start_preview(vv->ov_suspend);
vv->ov_suspend = NULL;
}
return 0;
}
static int vidioc_g_tuner(struct file *file, void *fh, struct v4l2_tuner *t)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
u16 stereo_det;
s8 stereo;
dprintk(2, "VIDIOC_G_TUNER: %d\n", t->index);
if (!av7110->analog_tuner_flags || t->index != 0)
return -EINVAL;
memset(t, 0, sizeof(*t));
strcpy((char *)t->name, "Television");
t->type = V4L2_TUNER_ANALOG_TV;
t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO |
V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP;
t->rangelow = 772; /* 48.25 MHZ / 62.5 kHz = 772, see fi1216mk2-specs, page 2 */
t->rangehigh = 13684; /* 855.25 MHz / 62.5 kHz = 13684 */
/* FIXME: add the real signal strength here */
t->signal = 0xffff;
t->afc = 0;
/* 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);
if (stereo > 0x10) {
/* stereo */
t->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO;
t->audmode = V4L2_TUNER_MODE_STEREO;
} else if (stereo < -0x10) {
/* bilingual */
t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
t->audmode = V4L2_TUNER_MODE_LANG1;
} else /* mono */
t->rxsubchans = V4L2_TUNER_SUB_MONO;
return 0;
}
static int vidioc_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *t)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
u16 fm_matrix, src;
dprintk(2, "VIDIOC_S_TUNER: %d\n", t->index);
if (!av7110->analog_tuner_flags || av7110->current_input != 1)
return -EINVAL;
switch (t->audmode) {
case V4L2_TUNER_MODE_STEREO:
dprintk(2, "VIDIOC_S_TUNER: V4L2_TUNER_MODE_STEREO\n");
fm_matrix = 0x3001; /* stereo */
src = 0x0020;
break;
case V4L2_TUNER_MODE_LANG1_LANG2:
dprintk(2, "VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG1_LANG2\n");
fm_matrix = 0x3000; /* bilingual */
src = 0x0020;
break;
case V4L2_TUNER_MODE_LANG1:
dprintk(2, "VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG1\n");
fm_matrix = 0x3000; /* mono */
src = 0x0000;
break;
case V4L2_TUNER_MODE_LANG2:
dprintk(2, "VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG2\n");
fm_matrix = 0x3000; /* mono */
src = 0x0010;
break;
default: /* case V4L2_TUNER_MODE_MONO: */
dprintk(2, "VIDIOC_S_TUNER: TDA9840_SET_MONO\n");
fm_matrix = 0x3000; /* mono */
src = 0x0030;
break;
}
msp_writereg(av7110, MSP_WR_DSP, 0x000e, fm_matrix);
msp_writereg(av7110, MSP_WR_DSP, 0x0008, src);
msp_writereg(av7110, MSP_WR_DSP, 0x0009, src);
msp_writereg(av7110, MSP_WR_DSP, 0x000a, src);
return 0;
}
static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency *f)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_G_FREQ: freq:0x%08x\n", f->frequency);
if (!av7110->analog_tuner_flags || av7110->current_input != 1)
return -EINVAL;
memset(f, 0, sizeof(*f));
f->type = V4L2_TUNER_ANALOG_TV;
f->frequency = av7110->current_freq;
return 0;
}
static int vidioc_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *f)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_S_FREQUENCY: freq:0x%08x\n", f->frequency);
if (!av7110->analog_tuner_flags || av7110->current_input != 1)
return -EINVAL;
if (V4L2_TUNER_ANALOG_TV != f->type)
return -EINVAL;
msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0xffe0); /* fast mute */
msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0xffe0);
/* tune in desired frequency */
if (av7110->analog_tuner_flags & ANALOG_TUNER_VES1820)
ves1820_set_tv_freq(dev, f->frequency);
else if (av7110->analog_tuner_flags & ANALOG_TUNER_STV0297)
stv0297_set_tv_freq(dev, f->frequency);
av7110->current_freq = f->frequency;
msp_writereg(av7110, MSP_WR_DSP, 0x0015, 0x003f); /* start stereo detection */
msp_writereg(av7110, MSP_WR_DSP, 0x0015, 0x0000);
msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0x4f00); /* loudspeaker + headphone */
msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0x4f00); /* SCART 1 volume */
return 0;
}
static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_ENUMINPUT: %d\n", i->index);
if (av7110->analog_tuner_flags) {
if (i->index >= 4)
return -EINVAL;
} else {
if (i->index != 0)
return -EINVAL;
}
memcpy(i, &inputs[i->index], sizeof(struct v4l2_input));
return 0;
}
static int vidioc_g_input(struct file *file, void *fh, unsigned int *input)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
*input = av7110->current_input;
dprintk(2, "VIDIOC_G_INPUT: %d\n", *input);
return 0;
}
static int vidioc_s_input(struct file *file, void *fh, unsigned int input)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_S_INPUT: %d\n", input);
if (!av7110->analog_tuner_flags)
return input ? -EINVAL : 0;
if (input >= 4)
return -EINVAL;
av7110->current_input = input;
return av7110_dvb_c_switch(fh);
}
static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a)
{
dprintk(2, "VIDIOC_G_AUDIO: %d\n", a->index);
if (a->index != 0)
return -EINVAL;
*a = msp3400_v4l2_audio;
return 0;
}
static int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *a)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_G_AUDIO: %d\n", a->index);
if (a->index != 0)
return -EINVAL;
if (av7110->current_input >= 2)
return -EINVAL;
*a = msp3400_v4l2_audio;
return 0;
}
static int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *a)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_S_AUDIO: %d\n", a->index);
if (av7110->current_input >= 2)
return -EINVAL;
return a->index ? -EINVAL : 0;
}
static int vidioc_g_sliced_vbi_cap(struct file *file, void *fh,
struct v4l2_sliced_vbi_cap *cap)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_G_SLICED_VBI_CAP\n");
if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
return -EINVAL;
if (FW_VERSION(av7110->arm_app) >= 0x2623) {
cap->service_set = V4L2_SLICED_WSS_625;
cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
}
return 0;
}
static int vidioc_g_fmt_sliced_vbi_out(struct file *file, void *fh,
struct v4l2_format *f)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_G_FMT:\n");
if (FW_VERSION(av7110->arm_app) < 0x2623)
return -EINVAL;
memset(&f->fmt.sliced, 0, sizeof f->fmt.sliced);
if (av7110->wssMode) {
f->fmt.sliced.service_set = V4L2_SLICED_WSS_625;
f->fmt.sliced.service_lines[0][23] = V4L2_SLICED_WSS_625;
f->fmt.sliced.io_size = sizeof(struct v4l2_sliced_vbi_data);
}
return 0;
}
static int vidioc_s_fmt_sliced_vbi_out(struct file *file, void *fh,
struct v4l2_format *f)
{
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct av7110 *av7110 = (struct av7110 *)dev->ext_priv;
dprintk(2, "VIDIOC_S_FMT\n");
if (FW_VERSION(av7110->arm_app) < 0x2623)
return -EINVAL;
if (f->fmt.sliced.service_set != V4L2_SLICED_WSS_625 &&
f->fmt.sliced.service_lines[0][23] != V4L2_SLICED_WSS_625) {
memset(&f->fmt.sliced, 0, sizeof(f->fmt.sliced));
/* WSS controlled by firmware */
av7110->wssMode = 0;
av7110->wssData = 0;
return av7110_fw_cmd(av7110, COMTYPE_ENCODER,
SetWSSConfig, 1, 0);
} else {
memset(&f->fmt.sliced, 0, sizeof(f->fmt.sliced));
f->fmt.sliced.service_set = V4L2_SLICED_WSS_625;
f->fmt.sliced.service_lines[0][23] = V4L2_SLICED_WSS_625;
f->fmt.sliced.io_size = sizeof(struct v4l2_sliced_vbi_data);
/* WSS controlled by userspace */
av7110->wssMode = 1;
av7110->wssData = 0;
}
return 0;
}
static int av7110_vbi_reset(struct file *file)
{
struct saa7146_fh *fh = file->private_data;
struct saa7146_dev *dev = fh->dev;
struct av7110 *av7110 = (struct av7110*) dev->ext_priv;
dprintk(2, "%s\n", __func__);
av7110->wssMode = 0;
av7110->wssData = 0;
if (FW_VERSION(av7110->arm_app) < 0x2623)
return 0;
else
return av7110_fw_cmd(av7110, COMTYPE_ENCODER, SetWSSConfig, 1, 0);
}
static ssize_t av7110_vbi_write(struct file *file, const char __user *data, size_t count, loff_t *ppos)
{
struct saa7146_fh *fh = file->private_data;
struct saa7146_dev *dev = fh->dev;
struct av7110 *av7110 = (struct av7110*) dev->ext_priv;
struct v4l2_sliced_vbi_data d;
int rc;
dprintk(2, "%s\n", __func__);
if (FW_VERSION(av7110->arm_app) < 0x2623 || !av7110->wssMode || count != sizeof d)
return -EINVAL;
if (copy_from_user(&d, data, count))
return -EFAULT;
if ((d.id != 0 && d.id != V4L2_SLICED_WSS_625) || d.field != 0 || d.line != 23)
return -EINVAL;
if (d.id)
av7110->wssData = ((d.data[1] << 8) & 0x3f00) | d.data[0];
else
av7110->wssData = 0x8000;
rc = av7110_fw_cmd(av7110, COMTYPE_ENCODER, SetWSSConfig, 2, 1, av7110->wssData);
return (rc < 0) ? rc : count;
}
/****************************************************************************
* INITIALIZATION
****************************************************************************/
static u8 saa7113_init_regs[] = {
0x02, 0xd0,
0x03, 0x23,
0x04, 0x00,
0x05, 0x00,
0x06, 0xe9,
0x07, 0x0d,
0x08, 0x98,
0x09, 0x02,
0x0a, 0x80,
0x0b, 0x40,
0x0c, 0x40,
0x0d, 0x00,
0x0e, 0x01,
0x0f, 0x7c,
0x10, 0x48,
0x11, 0x0c,
0x12, 0x8b,
0x13, 0x1a,
0x14, 0x00,
0x15, 0x00,
0x16, 0x00,
0x17, 0x00,
0x18, 0x00,
0x19, 0x00,
0x1a, 0x00,
0x1b, 0x00,
0x1c, 0x00,
0x1d, 0x00,
0x1e, 0x00,
0x41, 0x77,
0x42, 0x77,
0x43, 0x77,
0x44, 0x77,
0x45, 0x77,
0x46, 0x77,
0x47, 0x77,
0x48, 0x77,
0x49, 0x77,
0x4a, 0x77,
0x4b, 0x77,
0x4c, 0x77,
0x4d, 0x77,
0x4e, 0x77,
0x4f, 0x77,
0x50, 0x77,
0x51, 0x77,
0x52, 0x77,
0x53, 0x77,
0x54, 0x77,
0x55, 0x77,
0x56, 0x77,
0x57, 0xff,
0xff
};
static struct saa7146_ext_vv av7110_vv_data_st;
static struct saa7146_ext_vv av7110_vv_data_c;
int av7110_init_analog_module(struct av7110 *av7110)
{
u16 version1, version2;
if (i2c_writereg(av7110, 0x80, 0x0, 0x80) == 1 &&
i2c_writereg(av7110, 0x80, 0x0, 0) == 1) {
pr_info("DVB-C analog module @ card %d detected, initializing MSP3400\n",
av7110->dvb_adapter.num);
av7110->adac_type = DVB_ADAC_MSP34x0;
} else if (i2c_writereg(av7110, 0x84, 0x0, 0x80) == 1 &&
i2c_writereg(av7110, 0x84, 0x0, 0) == 1) {
pr_info("DVB-C analog module @ card %d detected, initializing MSP3415\n",
av7110->dvb_adapter.num);
av7110->adac_type = DVB_ADAC_MSP34x5;
} else
return -ENODEV;
msleep(100); // the probing above resets the msp...
msp_readreg(av7110, MSP_RD_DSP, 0x001e, &version1);
msp_readreg(av7110, MSP_RD_DSP, 0x001f, &version2);
dprintk(1, "dvb-ttpci: @ card %d MSP34xx version 0x%04x 0x%04x\n",
av7110->dvb_adapter.num, version1, version2);
msp_writereg(av7110, MSP_WR_DSP, 0x0013, 0x0c00);
msp_writereg(av7110, MSP_WR_DSP, 0x0000, 0x7f00); // loudspeaker + headphone
msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0220); // loudspeaker source
msp_writereg(av7110, MSP_WR_DSP, 0x0009, 0x0220); // headphone source
msp_writereg(av7110, MSP_WR_DSP, 0x0004, 0x7f00); // loudspeaker volume
msp_writereg(av7110, MSP_WR_DSP, 0x000a, 0x0220); // SCART 1 source
msp_writereg(av7110, MSP_WR_DSP, 0x0007, 0x7f00); // SCART 1 volume
msp_writereg(av7110, MSP_WR_DSP, 0x000d, 0x1900); // prescale SCART
if (i2c_writereg(av7110, 0x48, 0x01, 0x00)!=1) {
pr_info("saa7113 not accessible\n");
} else {
u8 *i = saa7113_init_regs;
if ((av7110->dev->pci->subsystem_vendor == 0x110a) && (av7110->dev->pci->subsystem_device == 0x0000)) {
/* Fujitsu/Siemens DVB-Cable */
av7110->analog_tuner_flags |= ANALOG_TUNER_VES1820;
} else if ((av7110->dev->pci->subsystem_vendor == 0x13c2) && (av7110->dev->pci->subsystem_device == 0x0002)) {
/* Hauppauge/TT DVB-C premium */
av7110->analog_tuner_flags |= ANALOG_TUNER_VES1820;
} else if ((av7110->dev->pci->subsystem_vendor == 0x13c2) && (av7110->dev->pci->subsystem_device == 0x000A)) {
/* Hauppauge/TT DVB-C premium */
av7110->analog_tuner_flags |= ANALOG_TUNER_STV0297;
}
/* setup for DVB by default */
if (av7110->analog_tuner_flags & ANALOG_TUNER_VES1820) {
if (ves1820_writereg(av7110->dev, 0x09, 0x0f, 0x20))
dprintk(1, "setting band in demodulator failed\n");
} else if (av7110->analog_tuner_flags & ANALOG_TUNER_STV0297) {
saa7146_setgpio(av7110->dev, 1, SAA7146_GPIO_OUTLO); // TDA9819 pin9(STD)
saa7146_setgpio(av7110->dev, 3, SAA7146_GPIO_OUTLO); // TDA9819 pin30(VIF)
}
/* init the saa7113 */
while (*i != 0xff) {
if (i2c_writereg(av7110, 0x48, i[0], i[1]) != 1) {
dprintk(1, "saa7113 initialization failed @ card %d", av7110->dvb_adapter.num);
break;
}
i += 2;
}
/* setup msp for analog sound: B/G Dual-FM */
msp_writereg(av7110, MSP_WR_DEM, 0x00bb, 0x02d0); // AD_CV
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 3); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 18); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 27); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 48); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 66); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0001, 72); // FIR1
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 4); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 64); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 0); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 3); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 18); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 27); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 48); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 66); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0005, 72); // FIR2
msp_writereg(av7110, MSP_WR_DEM, 0x0083, 0xa000); // MODE_REG
msp_writereg(av7110, MSP_WR_DEM, 0x0093, 0x00aa); // DCO1_LO 5.74MHz
msp_writereg(av7110, MSP_WR_DEM, 0x009b, 0x04fc); // DCO1_HI
msp_writereg(av7110, MSP_WR_DEM, 0x00a3, 0x038e); // DCO2_LO 5.5MHz
msp_writereg(av7110, MSP_WR_DEM, 0x00ab, 0x04c6); // DCO2_HI
msp_writereg(av7110, MSP_WR_DEM, 0x0056, 0); // LOAD_REG 1/2
}
memcpy(standard, dvb_standard, sizeof(struct saa7146_standard) * 2);
/* set dd1 stream a & b */
saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000);
saa7146_write(av7110->dev, DD1_INIT, 0x03000700);
saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
return 0;
}
int av7110_init_v4l(struct av7110 *av7110)
{
struct saa7146_dev* dev = av7110->dev;
struct saa7146_ext_vv *vv_data;
int ret;
/* special case DVB-C: these cards have an analog tuner
plus need some special handling, so we have separate
saa7146_ext_vv data for these... */
if (av7110->analog_tuner_flags)
vv_data = &av7110_vv_data_c;
else
vv_data = &av7110_vv_data_st;
ret = saa7146_vv_init(dev, vv_data);
if (ret) {
ERR("cannot init capture device. skipping\n");
return -ENODEV;
}
vv_data->vid_ops.vidioc_enum_input = vidioc_enum_input;
vv_data->vid_ops.vidioc_g_input = vidioc_g_input;
vv_data->vid_ops.vidioc_s_input = vidioc_s_input;
vv_data->vid_ops.vidioc_g_tuner = vidioc_g_tuner;
vv_data->vid_ops.vidioc_s_tuner = vidioc_s_tuner;
vv_data->vid_ops.vidioc_g_frequency = vidioc_g_frequency;
vv_data->vid_ops.vidioc_s_frequency = vidioc_s_frequency;
vv_data->vid_ops.vidioc_enumaudio = vidioc_enumaudio;
vv_data->vid_ops.vidioc_g_audio = vidioc_g_audio;
vv_data->vid_ops.vidioc_s_audio = vidioc_s_audio;
vv_data->vid_ops.vidioc_g_fmt_vbi_cap = NULL;
vv_data->vbi_ops.vidioc_g_tuner = vidioc_g_tuner;
vv_data->vbi_ops.vidioc_s_tuner = vidioc_s_tuner;
vv_data->vbi_ops.vidioc_g_frequency = vidioc_g_frequency;
vv_data->vbi_ops.vidioc_s_frequency = vidioc_s_frequency;
vv_data->vbi_ops.vidioc_g_fmt_vbi_cap = NULL;
vv_data->vbi_ops.vidioc_g_sliced_vbi_cap = vidioc_g_sliced_vbi_cap;
vv_data->vbi_ops.vidioc_g_fmt_sliced_vbi_out = vidioc_g_fmt_sliced_vbi_out;
vv_data->vbi_ops.vidioc_s_fmt_sliced_vbi_out = vidioc_s_fmt_sliced_vbi_out;
if (FW_VERSION(av7110->arm_app) < 0x2623)
vv_data->capabilities &= ~V4L2_CAP_SLICED_VBI_OUTPUT;
if (saa7146_register_device(&av7110->v4l_dev, dev, "av7110", VFL_TYPE_GRABBER)) {
ERR("cannot register capture device. skipping\n");
saa7146_vv_release(dev);
return -ENODEV;
}
if (FW_VERSION(av7110->arm_app) >= 0x2623) {
if (saa7146_register_device(&av7110->vbi_dev, dev, "av7110", VFL_TYPE_VBI))
ERR("cannot register vbi v4l2 device. skipping\n");
}
return 0;
}
int av7110_exit_v4l(struct av7110 *av7110)
{
struct saa7146_dev* dev = av7110->dev;
saa7146_unregister_device(&av7110->v4l_dev, av7110->dev);
saa7146_unregister_device(&av7110->vbi_dev, av7110->dev);
saa7146_vv_release(dev);
return 0;
}
/* FIXME: these values are experimental values that look better than the
values from the latest "official" driver -- at least for me... (MiHu) */
static struct saa7146_standard standard[] = {
{
.name = "PAL", .id = V4L2_STD_PAL_BG,
.v_offset = 0x15, .v_field = 288,
.h_offset = 0x48, .h_pixels = 708,
.v_max_out = 576, .h_max_out = 768,
}, {
.name = "NTSC", .id = V4L2_STD_NTSC,
.v_offset = 0x10, .v_field = 244,
.h_offset = 0x40, .h_pixels = 708,
.v_max_out = 480, .h_max_out = 640,
}
};
static struct saa7146_standard analog_standard[] = {
{
.name = "PAL", .id = V4L2_STD_PAL_BG,
.v_offset = 0x1b, .v_field = 288,
.h_offset = 0x08, .h_pixels = 708,
.v_max_out = 576, .h_max_out = 768,
}, {
.name = "NTSC", .id = V4L2_STD_NTSC,
.v_offset = 0x10, .v_field = 244,
.h_offset = 0x40, .h_pixels = 708,
.v_max_out = 480, .h_max_out = 640,
}
};
static struct saa7146_standard dvb_standard[] = {
{
.name = "PAL", .id = V4L2_STD_PAL_BG,
.v_offset = 0x14, .v_field = 288,
.h_offset = 0x48, .h_pixels = 708,
.v_max_out = 576, .h_max_out = 768,
}, {
.name = "NTSC", .id = V4L2_STD_NTSC,
.v_offset = 0x10, .v_field = 244,
.h_offset = 0x40, .h_pixels = 708,
.v_max_out = 480, .h_max_out = 640,
}
};
static int std_callback(struct saa7146_dev* dev, struct saa7146_standard *std)
{
struct av7110 *av7110 = (struct av7110*) dev->ext_priv;
if (std->id & V4L2_STD_PAL) {
av7110->vidmode = AV7110_VIDEO_MODE_PAL;
av7110_set_vidmode(av7110, av7110->vidmode);
}
else if (std->id & V4L2_STD_NTSC) {
av7110->vidmode = AV7110_VIDEO_MODE_NTSC;
av7110_set_vidmode(av7110, av7110->vidmode);
}
else
return -1;
return 0;
}
static struct saa7146_ext_vv av7110_vv_data_st = {
.inputs = 1,
.audios = 1,
.capabilities = V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_AUDIO,
.flags = 0,
.stds = &standard[0],
.num_stds = ARRAY_SIZE(standard),
.std_callback = &std_callback,
.vbi_fops.open = av7110_vbi_reset,
.vbi_fops.release = av7110_vbi_reset,
.vbi_fops.write = av7110_vbi_write,
};
static struct saa7146_ext_vv av7110_vv_data_c = {
.inputs = 1,
.audios = 1,
.capabilities = V4L2_CAP_TUNER | V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_AUDIO,
.flags = SAA7146_USE_PORT_B_FOR_VBI,
.stds = &standard[0],
.num_stds = ARRAY_SIZE(standard),
.std_callback = &std_callback,
.vbi_fops.open = av7110_vbi_reset,
.vbi_fops.release = av7110_vbi_reset,
.vbi_fops.write = av7110_vbi_write,
};
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