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V4L/DVB (10394): KWorld ATSC 115 all static

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saa7134: Fix tuner access on Kworld ATSC110

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Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2009-01-19 08:01:24 -03:00 committed by Mauro Carvalho Chehab
parent 9a909447d3
commit aaf50d7d0e
2 changed files with 49 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/media/video/saa7134/saa7134-cards.c
View File

@ -5896,6 +5896,32 @@ static void hauppauge_eeprom(struct saa7134_dev *dev, u8 *eeprom_data)
/* ----------------------------------------------------------- */
static void nxt200x_gate_ctrl(struct saa7134_dev *dev, int open)
{
/* enable tuner */
int i;
static const u8 buffer [][2] = {
{ 0x10, 0x12 },
{ 0x13, 0x04 },
{ 0x16, 0x00 },
{ 0x14, 0x04 },
{ 0x17, 0x00 },
};
dev->i2c_client.addr = 0x0a;
/* FIXME: don't know how to close the i2c gate on NXT200x */
if (!open)
return;
for (i = 0; i < ARRAY_SIZE(buffer); i++)
if (2 != i2c_master_send(&dev->i2c_client,
&buffer[i][0], ARRAY_SIZE(buffer[0])))
printk(KERN_WARNING
"%s: Unable to enable tuner(%i).\n",
dev->name, i);
}
int saa7134_board_init1(struct saa7134_dev *dev)
{
/* Always print gpio, often manufacturers encode tuner type and other info. */
@ -6089,6 +6115,10 @@ int saa7134_board_init1(struct saa7134_dev *dev)
"are supported for now.\n",
dev->name, card(dev).name, dev->name);
break;
case SAA7134_BOARD_ADS_INSTANT_HDTV_PCI:
case SAA7134_BOARD_KWORLD_ATSC110:
dev->gate_ctrl = nxt200x_gate_ctrl;
break;
}
return 0;
}
@ -6350,22 +6380,6 @@ int saa7134_board_init2(struct saa7134_dev *dev)
i2c_transfer(&dev->i2c_adap, &msg, 1);
break;
}
case SAA7134_BOARD_ADS_INSTANT_HDTV_PCI:
case SAA7134_BOARD_KWORLD_ATSC110:
{
/* enable tuner */
int i;
static const u8 buffer [] = { 0x10, 0x12, 0x13, 0x04, 0x16,
0x00, 0x14, 0x04, 0x17, 0x00 };
dev->i2c_client.addr = 0x0a;
for (i = 0; i < 5; i++)
if (2 != i2c_master_send(&dev->i2c_client,
&buffer[i*2], 2))
printk(KERN_WARNING
"%s: Unable to enable tuner(%i).\n",
dev->name, i);
break;
}
case SAA7134_BOARD_VIDEOMATE_DVBT_200:
case SAA7134_BOARD_VIDEOMATE_DVBT_200A:
/* The T200 and the T200A share the same pci id. Consequently,

23
drivers/media/video/saa7134/saa7134.h
View File

@ -589,6 +589,7 @@ struct saa7134_dev {
int (*original_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
int (*original_set_high_voltage)(struct dvb_frontend *fe, long arg);
#endif
void (*gate_ctrl)(struct saa7134_dev *dev, int open);
};
/* ----------------------------------------------------------- */
@ -618,10 +619,24 @@ struct saa7134_dev {
V4L2_STD_PAL_60)
#define GRP_EMPRESS (1)
#define saa_call_all(dev, o, f, args...) \
v4l2_device_call_all(&(dev)->v4l2_dev, 0, o, f , ##args)
#define saa_call_empress(dev, o, f, args...) \
v4l2_device_call_until_err(&(dev)->v4l2_dev, GRP_EMPRESS, o, f , ##args)
#define saa_call_all(dev, o, f, args...) do { \
if (dev->gate_ctrl) \
dev->gate_ctrl(dev, 1); \
v4l2_device_call_all(&(dev)->v4l2_dev, 0, o, f , ##args); \
if (dev->gate_ctrl) \
dev->gate_ctrl(dev, 0); \
} while (0)
#define saa_call_empress(dev, o, f, args...) ({ \
long _rc; \
if (dev->gate_ctrl) \
dev->gate_ctrl(dev, 1); \
_rc = v4l2_device_call_until_err(&(dev)->v4l2_dev, \
GRP_EMPRESS, o, f , ##args); \
if (dev->gate_ctrl) \
dev->gate_ctrl(dev, 0); \
_rc; \
})
/* ----------------------------------------------------------- */
/* saa7134-core.c */