[patch] v4l: tuner update

From: Gerd Knorr
Date: Thu Jan 20 2005 - 10:47:13 EST

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- add new tuner types.
- add support for digital tv tuning.
- make tda9887 output ports more configurable.

Signed-off-by: Gerd Knorr <kraxel@xxxxxxxxxxx>
---
drivers/media/video/tda9887.c | 38 +++++++++++++++------
drivers/media/video/tuner.c | 60 +++++++++++++++++++---------------
include/media/tuner.h | 8 +++-
3 files changed, 69 insertions(+), 37 deletions(-)

Index: linux-2.6.10/include/media/tuner.h
===================================================================
--- linux-2.6.10.orig/include/media/tuner.h 2004-12-29 23:57:53.000000000 +0100
+++ linux-2.6.10/include/media/tuner.h 2005-01-19 14:12:25.168221195 +0100
@@ -77,6 +77,7 @@
#define TUNER_MICROTUNE_4042FI5 49 /* FusionHDTV 3 Gold - 4042 FI5 (3X 8147) */
#define TUNER_TCL_2002N 50
#define TUNER_PHILIPS_FM1256_IH3 51
+#define TUNER_THOMSON_DTT7610 52

#define NOTUNER 0
#define PAL 1 /* PAL_BG */
@@ -97,6 +98,7 @@
#define HITACHI 9
#define Panasonic 10
#define TCL 11
+#define THOMSON 12

#define TUNER_SET_TYPE _IOW('t',1,int) /* set tuner type */
#define TUNER_SET_TVFREQ _IOW('t',2,int) /* set tv freq */
@@ -108,10 +110,12 @@
#define TDA9887_SET_CONFIG _IOW('t',5,int)
/* tv card specific */
# define TDA9887_PRESENT (1<<0)
-# define TDA9887_PORT1 (1<<1)
-# define TDA9887_PORT2 (1<<2)
+# define TDA9887_PORT1_INACTIVE (1<<1)
+# define TDA9887_PORT2_INACTIVE (1<<2)
# define TDA9887_QSS (1<<3)
# define TDA9887_INTERCARRIER (1<<4)
+# define TDA9887_PORT1_ACTIVE (1<<5)
+# define TDA9887_PORT2_ACTIVE (1<<6)
/* config options */
# define TDA9887_DEEMPHASIS_MASK (3<<16)
# define TDA9887_DEEMPHASIS_NONE (1<<16)
Index: linux-2.6.10/drivers/media/video/tuner.c
===================================================================
--- linux-2.6.10.orig/drivers/media/video/tuner.c 2004-12-30 00:00:10.000000000 +0100
+++ linux-2.6.10/drivers/media/video/tuner.c 2005-01-19 14:12:25.169221007 +0100
@@ -1,5 +1,5 @@
/*
- * $Id: tuner.c,v 1.31 2004/11/10 11:07:24 kraxel Exp $
+ * $Id: tuner.c,v 1.36 2005/01/14 13:29:40 kraxel Exp $
*/

#include <linux/module.h>
@@ -62,7 +62,7 @@ struct tuner {
v4l2_std_id std;
int using_v4l2;

- unsigned int radio;
+ enum v4l2_tuner_type mode;
unsigned int input;

// only for MT2032
@@ -265,6 +265,11 @@ static struct tunertype tuners[] = {
{ "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips, PAL,
16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 },

+ { "Thomson DDT 7610 ATSC/NTSC)", THOMSON, ATSC,
+ 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
+ { "Philips FQ1286", Philips, NTSC,
+ 16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, // UHF band untested
+
};
#define TUNERS ARRAY_SIZE(tuners)

@@ -663,7 +668,8 @@ static void mt2050_set_if_freq(struct i2
int ret;
unsigned char buf[6];

- dprintk("mt2050_set_if_freq freq=%d\n",freq);
+ dprintk("mt2050_set_if_freq freq=%d if1=%d if2=%d\n",
+ freq,if1,if2);

f_lo1=freq+if1;
f_lo1=(f_lo1/1000000)*1000000;
@@ -688,9 +694,10 @@ static void mt2050_set_if_freq(struct i2
div2a=(lo2/8)-1;
div2b=lo2-(div2a+1)*8;

- dprintk("lo1 lo2 = %d %d\n", lo1, lo2);
- dprintk("num1 num2 div1a div1b div2a div2b= %x %x %x %x %x %x\n",num1,num2,div1a,div1b,div2a,div2b);
-
+ if (debug > 1) {
+ printk("lo1 lo2 = %d %d\n", lo1, lo2);
+ printk("num1 num2 div1a div1b div2a div2b= %x %x %x %x %x %x\n",num1,num2,div1a,div1b,div2a,div2b);
+ }

buf[0]=1;
buf[1]= 4*div1b + num1;
@@ -702,7 +709,7 @@ static void mt2050_set_if_freq(struct i2
buf[5]=div2a;
if(num2!=0) buf[5]=buf[5]|0x40;

- if(debug) {
+ if (debug > 1) {
int i;
printk("bufs is: ");
for(i=0;i<6;i++)
@@ -727,6 +734,10 @@ static void mt2050_set_tv_freq(struct i2
// PAL
if2 = 38900*1000;
}
+ if (V4L2_TUNER_DIGITAL_TV == t->mode) {
+ // testing for DVB ...
+ if2 = 36150*1000;
+ }
mt2050_set_if_freq(c, freq*62500, if2);
mt2050_set_antenna(c, tv_antenna);
}
@@ -1069,14 +1080,18 @@ static void set_freq(struct i2c_client *
{
struct tuner *t = i2c_get_clientdata(c);

- if (t->radio) {
+ switch (t->mode) {
+ case V4L2_TUNER_RADIO:
dprintk("tuner: radio freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_radio_freq(c,freq);
- } else {
+ break;
+ case V4L2_TUNER_ANALOG_TV:
+ case V4L2_TUNER_DIGITAL_TV:
dprintk("tuner: tv freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_tv_freq(c, freq);
+ break;
}
t->freq = freq;
}
@@ -1237,9 +1252,9 @@ tuner_command(struct i2c_client *client,
set_type(client,*iarg,client->adapter->name);
break;
case AUDC_SET_RADIO:
- if (!t->radio) {
+ if (V4L2_TUNER_RADIO != t->mode) {
set_tv_freq(client,400 * 16);
- t->radio = 1;
+ t->mode = V4L2_TUNER_RADIO;
}
break;
case AUDC_CONFIG_PINNACLE:
@@ -1271,7 +1286,7 @@ tuner_command(struct i2c_client *client,
struct video_channel *vc = arg;

CHECK_V4L2;
- t->radio = 0;
+ t->mode = V4L2_TUNER_ANALOG_TV;
if (vc->norm < ARRAY_SIZE(map))
t->std = map[vc->norm];
tuner_fixup_std(t);
@@ -1292,7 +1307,7 @@ tuner_command(struct i2c_client *client,
struct video_tuner *vt = arg;

CHECK_V4L2;
- if (t->radio)
+ if (V4L2_TUNER_RADIO == t->mode)
vt->signal = tuner_signal(client);
return 0;
}
@@ -1301,7 +1316,7 @@ tuner_command(struct i2c_client *client,
struct video_audio *va = arg;

CHECK_V4L2;
- if (t->radio)
+ if (V4L2_TUNER_RADIO == t->mode)
va->mode = (tuner_stereo(client) ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO);
return 0;
}
@@ -1311,7 +1326,7 @@ tuner_command(struct i2c_client *client,
v4l2_std_id *id = arg;

SWITCH_V4L2;
- t->radio = 0;
+ t->mode = V4L2_TUNER_ANALOG_TV;
t->std = *id;
tuner_fixup_std(t);
if (t->freq)
@@ -1323,15 +1338,10 @@ tuner_command(struct i2c_client *client,
struct v4l2_frequency *f = arg;

SWITCH_V4L2;
- if (V4L2_TUNER_ANALOG_TV == f->type) {
- t->radio = 0;
- }
- if (V4L2_TUNER_RADIO == f->type) {
- if (!t->radio) {
- set_tv_freq(client,400*16);
- t->radio = 1;
- }
- }
+ if (V4L2_TUNER_RADIO == f->type &&
+ V4L2_TUNER_RADIO != t->mode)
+ set_tv_freq(client,400*16);
+ t->mode = f->type;
t->freq = f->frequency;
set_freq(client,t->freq);
break;
@@ -1341,7 +1351,7 @@ tuner_command(struct i2c_client *client,
struct v4l2_tuner *tuner = arg;

SWITCH_V4L2;
- if (t->radio)
+ if (V4L2_TUNER_RADIO == t->mode)
tuner->signal = tuner_signal(client);
break;
}
Index: linux-2.6.10/drivers/media/video/tda9887.c
===================================================================
--- linux-2.6.10.orig/drivers/media/video/tda9887.c 2004-12-29 23:59:46.000000000 +0100
+++ linux-2.6.10/drivers/media/video/tda9887.c 2005-01-19 14:12:25.169221007 +0100
@@ -1,4 +1,5 @@
#include <linux/module.h>
+#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/i2c.h>
#include <linux/types.h>
@@ -27,6 +28,7 @@

/* Addresses to scan */
static unsigned short normal_i2c[] = {
+ 0x84 >>1,
0x86 >>1,
0x96 >>1,
I2C_CLIENT_END,
@@ -374,8 +376,8 @@ static int tda9887_set_tvnorm(struct tda
return 0;
}

-static unsigned int port1 = 1;
-static unsigned int port2 = 1;
+static unsigned int port1 = UNSET;
+static unsigned int port2 = UNSET;
static unsigned int qss = UNSET;
static unsigned int adjust = 0x10;
module_param(port1, int, 0644);
@@ -385,10 +387,19 @@ module_param(adjust, int, 0644);

static int tda9887_set_insmod(struct tda9887 *t, char *buf)
{
- if (port1)
- buf[1] |= cOutputPort1Inactive;
- if (port2)
- buf[1] |= cOutputPort2Inactive;
+ if (UNSET != port1) {
+ if (port1)
+ buf[1] |= cOutputPort1Inactive;
+ else
+ buf[1] &= ~cOutputPort1Inactive;
+ }
+ if (UNSET != port2) {
+ if (port2)
+ buf[1] |= cOutputPort2Inactive;
+ else
+ buf[1] &= ~cOutputPort2Inactive;
+ }
+
if (UNSET != qss) {
if (qss)
buf[1] |= cQSS;
@@ -403,10 +414,15 @@ static int tda9887_set_insmod(struct tda

static int tda9887_set_config(struct tda9887 *t, char *buf)
{
- if (t->config & TDA9887_PORT1)
+ if (t->config & TDA9887_PORT1_ACTIVE)
+ buf[1] &= ~cOutputPort1Inactive;
+ if (t->config & TDA9887_PORT1_INACTIVE)
buf[1] |= cOutputPort1Inactive;
- if (t->config & TDA9887_PORT2)
+ if (t->config & TDA9887_PORT2_ACTIVE)
+ buf[1] &= ~cOutputPort2Inactive;
+ if (t->config & TDA9887_PORT2_INACTIVE)
buf[1] |= cOutputPort2Inactive;
+
if (t->config & TDA9887_QSS)
buf[1] |= cQSS;
if (t->config & TDA9887_INTERCARRIER)
@@ -437,14 +453,14 @@ static int tda9887_set_pinnacle(struct t
{
unsigned int bCarrierMode = UNSET;

- if (t->std & V4L2_STD_PAL) {
+ if (t->std & V4L2_STD_625_50) {
if ((1 == t->pinnacle_id) || (7 == t->pinnacle_id)) {
bCarrierMode = cIntercarrier;
} else {
bCarrierMode = cQSS;
}
}
- if (t->std & V4L2_STD_NTSC) {
+ if (t->std & V4L2_STD_525_60) {
if ((5 == t->pinnacle_id) || (6 == t->pinnacle_id)) {
bCarrierMode = cIntercarrier;
} else {
@@ -529,6 +545,8 @@ static int tda9887_configure(struct tda9
int rc;

memset(buf,0,sizeof(buf));
+ buf[1] |= cOutputPort1Inactive;
+ buf[1] |= cOutputPort2Inactive;
tda9887_set_tvnorm(t,buf);
if (UNSET != t->pinnacle_id) {
tda9887_set_pinnacle(t,buf);

--
#define printk(args...) fprintf(stderr, ## args)
-
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