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V4L/DVB (3848): Convert cx22702 to refactored tuner code 

Convert to tuner_ops calls.
Remove pll function pointers from structure.
Remove unneeded tuner calls.
Add i2c gate control function.
Remove dvb-pll support - done elsewhere now.

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Andrew de Quincey 2006-04-18 17:47:09 -03:00 committed by Mauro Carvalho Chehab
parent 5becb3b045
commit 0244422220
2 changed files with 4 additions and 27 deletions
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24
drivers/media/dvb/frontends/cx22702.c
View File

@ -211,22 +211,10 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet
u8 val;
struct cx22702_state* state = fe->demodulator_priv;
/* set PLL */
cx22702_i2c_gate_ctrl(fe, 1);
if (state->config->pll_set) {
state->config->pll_set(fe, p);
} else if (state->config->pll_desc) {
u8 pllbuf[4];
struct i2c_msg msg = { .addr = state->config->pll_address,
.buf = pllbuf, .len = 4 };
dvb_pll_configure(state->config->pll_desc, pllbuf,
p->frequency,
p->u.ofdm.bandwidth);
i2c_transfer(state->i2c, &msg, 1);
} else {
BUG();
if (fe->ops->tuner_ops.set_params) {
fe->ops->tuner_ops.set_params(fe, p);
if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0);
}
cx22702_i2c_gate_ctrl(fe, 0);
/* set inversion */
cx22702_set_inversion (state, p->inversion);
@ -358,10 +346,6 @@ static int cx22702_init (struct dvb_frontend* fe)
cx22702_writereg (state, 0xf8, (state->config->output_mode << 1) & 0x02);
/* init PLL */
if (state->config->pll_init)
state->config->pll_init(fe);
cx22702_i2c_gate_ctrl(fe, 0);
return 0;
@ -530,6 +514,7 @@ static struct dvb_frontend_ops cx22702_ops = {
.release = cx22702_release,
.init = cx22702_init,
.i2c_gate_ctrl = cx22702_i2c_gate_ctrl,
.set_frontend = cx22702_set_tps,
.get_frontend = cx22702_get_frontend,
@ -540,7 +525,6 @@ static struct dvb_frontend_ops cx22702_ops = {
.read_signal_strength = cx22702_read_signal_strength,
.read_snr = cx22702_read_snr,
.read_ucblocks = cx22702_read_ucblocks,
.i2c_gate_ctrl = cx22702_i2c_gate_ctrl,
};
module_param(debug, int, 0644);

7
drivers/media/dvb/frontends/cx22702.h
View File

@ -39,13 +39,6 @@ struct cx22702_config
#define CX22702_PARALLEL_OUTPUT 0
#define CX22702_SERIAL_OUTPUT 1
u8 output_mode;
/* PLL maintenance */
u8 pll_address;
struct dvb_pll_desc *pll_desc;
int (*pll_init)(struct dvb_frontend* fe);
int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
};
extern struct dvb_frontend* cx22702_attach(const struct cx22702_config* config,