From e9f9c0d87b1d532b82618bc154246e2dba20934b Mon Sep 17 00:00:00 2001 From: Andrew de Quincey Date: Tue, 18 Apr 2006 17:47:10 -0300 Subject: [PATCH] V4L/DVB (3857): Convert sp8870 to refactored tuner code Convert to tuner_ops calls. Remove pll function pointers from structure. Remove unneeded tuner calls. Add i2c gate control function. Signed-off-by: Andrew de Quincey Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/sp8870.c | 26 ++++++++++++++++---------- drivers/media/dvb/frontends/sp8870.h | 4 ---- 2 files changed, 16 insertions(+), 14 deletions(-) diff --git a/drivers/media/dvb/frontends/sp8870.c b/drivers/media/dvb/frontends/sp8870.c index 73829e647e50..4d553c0dabb3 100644 --- a/drivers/media/dvb/frontends/sp8870.c +++ b/drivers/media/dvb/frontends/sp8870.c @@ -262,9 +262,10 @@ static int sp8870_set_frontend_parameters (struct dvb_frontend* fe, sp8870_microcontroller_stop(state); // set tuner parameters - sp8870_writereg(state, 0x206, 0x001); - state->config->pll_set(fe, p); - sp8870_writereg(state, 0x206, 0x000); + 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); + } // sample rate correction bit [23..17] sp8870_writereg(state, 0x0319, 0x000A); @@ -349,13 +350,6 @@ static int sp8870_init (struct dvb_frontend* fe) sp8870_writereg(state, 0x0D00, 0x010); sp8870_writereg(state, 0x0D01, 0x000); - /* setup PLL */ - if (state->config->pll_init) { - sp8870_writereg(state, 0x206, 0x001); - state->config->pll_init(fe); - sp8870_writereg(state, 0x206, 0x000); - } - return 0; } @@ -541,6 +535,17 @@ static int sp8870_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend return 0; } +static int sp8870_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) +{ + struct sp8870_state* state = fe->demodulator_priv; + + if (enable) { + return sp8870_writereg(state, 0x206, 0x001); + } else { + return sp8870_writereg(state, 0x206, 0x000); + } +} + static void sp8870_release(struct dvb_frontend* fe) { struct sp8870_state* state = fe->demodulator_priv; @@ -597,6 +602,7 @@ static struct dvb_frontend_ops sp8870_ops = { .init = sp8870_init, .sleep = sp8870_sleep, + .i2c_gate_ctrl = sp8870_i2c_gate_ctrl, .set_frontend = sp8870_set_frontend, .get_tune_settings = sp8870_get_tune_settings, diff --git a/drivers/media/dvb/frontends/sp8870.h b/drivers/media/dvb/frontends/sp8870.h index f3b555dbc960..93afbb969d6b 100644 --- a/drivers/media/dvb/frontends/sp8870.h +++ b/drivers/media/dvb/frontends/sp8870.h @@ -31,10 +31,6 @@ struct sp8870_config /* the demodulator's i2c address */ u8 demod_address; - /* PLL maintenance */ - int (*pll_init)(struct dvb_frontend* fe); - int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); - /* request firmware for device */ int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); }; -- 2.30.2