mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-30 16:07:39 +00:00
Code Issues Releases Wiki Activity

V4L/DVB (13719): [Mantis/VP-2033] Initial test switch to the tda10021, from the cu1216

Browse source 
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Manu Abraham 2009-12-04 04:39:14 -03:00 committed by Mauro Carvalho Chehab
parent f8e26cdec5
commit 2687d832fe
3 changed files with 63 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/media/dvb/mantis/mantis_dvb.c
View file

@ -239,7 +239,7 @@ int __devinit mantis_frontend_init(struct mantis_pci *mantis)
break;
case MANTIS_VP_2033_DVB_C: // VP-2033
dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
mantis->fe = cu1216_attach(&philips_cu1216_config, &mantis->adapter);
mantis->fe = tda10021_attach(&philips_cu1216_config, &mantis->adapter, read_pwm(mantis));
if (mantis->fe) {
mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
dprintk(verbose, MANTIS_ERROR, 1,

80
drivers/media/dvb/mantis/mantis_vp2033.c
View file

@ -27,44 +27,80 @@
struct mantis_hwconfig vp2033_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_188,
.ts_size = MANTIS_TS_204,
};
struct cu1216_config philips_cu1216_config = {
.demod_address = 0x18 >> 1,
.pll_set = philips_cu1216_tuner_set,
// .fe_reset = mantis_fe_reset,
struct tda1002x_config philips_cu1216_config = {
.demod_address = 0x18 >> 1,
.invert = 1,
};
int philips_cu1216_tuner_set(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
u8 read_pwm(struct mantis_pci *mantis)
{
u8 b = 0xff;
u8 pwm;
struct i2c_msg msg[] = {
{.addr = 0x50,.flags = 0,.buf = &b,.len = 1},
{.addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1}
};
if ((i2c_transfer(&mantis->adapter, msg, 2) != 2)
|| (pwm == 0xff))
pwm = 0x48;
return pwm;
}
int philips_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
struct mantis_pci *mantis = fe->dvb->priv;
u8 buf[4];
struct i2c_msg msg = {
.addr = 0xc0 >> 1,
.flags = 0,
.buf = buf,
.len = sizeof (buf)
};
u8 buf[6];
struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) };
int i;
#define CU1216_IF 36125000
#define TUNER_MUL 62500
u32 div = (params->frequency + 36125000 + TUNER_MUL / 2) / TUNER_MUL;
u32 div = (params->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL;
buf[0] = (div >> 8) & 0x7f;
buf[1] = div & 0xff;
buf[2] = 0x86;
buf[3] = (params->frequency < 150000000 ? 0xA1 :
params->frequency < 445000000 ? 0x92 : 0x34);
buf[2] = 0xce;
buf[3] = (params->frequency < 150000000 ? 0x01 :
params->frequency < 445000000 ? 0x02 : 0x04);
buf[4] = 0xde;
buf[5] = 0x20;
if (i2c_transfer(&mantis->adapter, &msg, 1) < 0) {
printk("%s tuner not ack!\n", __FUNCTION__);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
if (i2c_transfer(&mantis->adapter, &msg, 1) != 1)
return -EIO;
/* wait for the pll lock */
msg.flags = I2C_M_RD;
msg.len = 1;
for (i = 0; i < 20; i++) {
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
if (i2c_transfer(&mantis->adapter, &msg, 1) == 1 && (buf[0] & 0x40))
break;
msleep(10);
}
msleep(100);
/* switch the charge pump to the lower current */
msg.flags = 0;
msg.len = 2;
msg.buf = &buf[2];
buf[2] &= ~0x40;
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
if (i2c_transfer(&mantis->adapter, &msg, 1) != 1)
return -EIO;
return 0;
}

8
drivers/media/dvb/mantis/mantis_vp2033.h
View file

@ -23,15 +23,15 @@
#include "dvb_frontend.h"
#include "mantis_common.h"
#include "cu1216.h"
#include "tda1002x.h"
#define MANTIS_VP_2033_DVB_C 0x0008
extern struct cu1216_config philips_cu1216_config;
extern struct tda1002x_config philips_cu1216_config;
extern struct mantis_hwconfig vp2033_mantis_config;
extern int philips_cu1216_tuner_set(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params);
extern int philips_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params);
extern u8 read_pwm(struct mantis_pci *mantis);
#endif // __MANTIS_VP2033_H