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Commit 8dec0732 authored by Andrew de Quincey's avatar Andrew de Quincey Committed by Mauro Carvalho Chehab
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V4L/DVB (3890): Add support for non-attached tuners to zl10353 



Add no_tuner setting like in mt352.
Update to use correct tuner API calls.

Signed-off-by: default avatarAndrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 4e2eccae

drivers/media/dvb/frontends/zl10353.c

+23 −1
Original line number Diff line number Diff line
@@ -125,6 +125,8 @@ static int zl10353_sleep(struct dvb_frontend *fe) 
static int zl10353_set_parameters(struct dvb_frontend *fe,

				  struct dvb_frontend_parameters *param)

{

	struct zl10353_state *state = fe->demodulator_priv;



	u8 pllbuf[6] = { 0x67 };



	/* These settings set "auto-everything" and start the FSM. */
@@ -141,12 +143,32 @@ static int zl10353_set_parameters(struct dvb_frontend *fe, 
	zl10353_single_write(fe, 0x66, 0xE9);

	zl10353_single_write(fe, 0x62, 0x0A);



	// if there is no attached secondary tuner, we call set_params to program

	// a potential tuner attached somewhere else

	if (state->config.no_tuner) {

		if (fe->ops->tuner_ops.set_params) {

			fe->ops->tuner_ops.set_params(fe, param);

			if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0);

		}

	}



	// if pllbuf is defined, retrieve the settings

	if (fe->ops->tuner_ops.pllbuf) {

		fe->ops->tuner_ops.pllbuf(fe, param, pllbuf+1, 5);

		pllbuf[1] <<= 1;

		zl10353_write(fe, pllbuf, sizeof(pllbuf));

	} else {

		// fake pllbuf settings

		pllbuf[1] = 0x61 << 1;

		pllbuf[2] = 0;

		pllbuf[3] = 0;

		pllbuf[3] = 0;

		pllbuf[4] = 0;

	}



	// there is no call to _just_ start decoding, so we send the pllbuf anyway

	// even if there isn't a PLL attached to the secondary bus

	zl10353_write(fe, pllbuf, sizeof(pllbuf));



	zl10353_single_write(fe, 0x70, 0x01);

	udelay(250);

	zl10353_single_write(fe, 0xE4, 0x00);

drivers/media/dvb/frontends/zl10353.h

+3 −0
Original line number Diff line number Diff line
@@ -28,6 +28,9 @@ struct zl10353_config 
{

	/* demodulator's I2C address */

	u8 demod_address;



	/* set if no pll is connected to the secondary i2c bus */

	int no_tuner;

};



extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,