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V4L/DVB (8994): Adjust MPEG initialization in cx24116 

Adjust MPEG initialization in cx24116 in order to accomodate different
MPEG CLK position and polarity in different cards.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Igor M. Liplianin 2008-09-09 13:57:47 -03:00 committed by Mauro Carvalho Chehab
parent 3f8e51add2
commit cc8c4f3a9c
3 changed files with 8 additions and 2 deletions
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2
drivers/media/dvb/dvb-usb/dw2102.c
View File

@ -284,7 +284,7 @@ static int dw2102_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
static struct cx24116_config dw2104_config = { static struct cx24116_config dw2104_config = {
.demod_address = 0x55, .demod_address = 0x55,
/*.mpg_clk_pos_pol = 0x01,*/ .mpg_clk_pos_pol = 0x01,
}; };
static int dw2104_frontend_attach(struct dvb_usb_adapter *d) static int dw2104_frontend_attach(struct dvb_usb_adapter *d)

5
drivers/media/dvb/frontends/cx24116.c
View File

@ -478,7 +478,10 @@ static int cx24116_load_firmware (struct dvb_frontend* fe, const struct firmware
cmd.args[0x01] = 0x01; cmd.args[0x01] = 0x01;
cmd.args[0x02] = 0x75; cmd.args[0x02] = 0x75;
cmd.args[0x03] = 0x00; cmd.args[0x03] = 0x00;
cmd.args[0x04] = 0x02; if (state->config->mpg_clk_pos_pol)
cmd.args[0x04] = state->config->mpg_clk_pos_pol;
else
cmd.args[0x04] = 0x02;
cmd.args[0x05] = 0x00; cmd.args[0x05] = 0x00;
cmd.len= 0x06; cmd.len= 0x06;
ret = cx24116_cmd_execute(fe, &cmd); ret = cx24116_cmd_execute(fe, &cmd);

3
drivers/media/dvb/frontends/cx24116.h
View File

@ -33,6 +33,9 @@ struct cx24116_config
/* Need to reset device during firmware loading */ /* Need to reset device during firmware loading */
int (*reset_device)(struct dvb_frontend* fe); int (*reset_device)(struct dvb_frontend* fe);
/* Need to set MPEG parameters */
u8 mpg_clk_pos_pol:0x02;
}; };
#if defined(CONFIG_DVB_CX24116) || defined(CONFIG_DVB_CX24116_MODULE) #if defined(CONFIG_DVB_CX24116) || defined(CONFIG_DVB_CX24116_MODULE)