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Commit b168e351 authored by Manu Abraham's avatar Manu Abraham Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB (9435): Add post process interfaces 



Signed-off-by: default avatarManu Abraham <manu@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 947881a9

drivers/media/dvb/frontends/stb0899_drv.c

+34 −0
Original line number Diff line number Diff line
@@ -580,11 +580,35 @@ static void stb0899_set_mclk(struct stb0899_state *state, u32 Mclk) 
	dprintk(verbose, FE_DEBUG, 1, "MasterCLOCK=%d", internal->master_clk);

}



static int stb0899_postproc(struct stb0899_state *state, u8 ctl, int enable)

{

	struct stb0899_config *config		= state->config;

	struct stb0899_postproc	*postproc	= config->postproc;



	/* post process event */

	if (postproc) {

		if (enable) {

			if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP)

				stb0899_write_reg(state, postproc[ctl].gpio, 0x02);

			else

				stb0899_write_reg(state, postproc[ctl].gpio, 0x82);

		} else {

			if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP)

				stb0899_write_reg(state, postproc[ctl].gpio, 0x82);

			else

				stb0899_write_reg(state, postproc[ctl].gpio, 0x02);

		}

	}

	return 0;

}



static void stb0899_release(struct dvb_frontend *fe)

{

	struct stb0899_state *state = fe->demodulator_priv;



	dprintk(verbose, FE_DEBUG, 1, "Release Frontend");

	/* post process event */

	stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0);

	kfree(state);

}
@@ -839,6 +863,9 @@ static int stb0899_sleep(struct dvb_frontend *fe) 
	u8 reg;



	dprintk(verbose, FE_DEBUG, 1, "Going to Sleep .. (Really tired .. :-))");

	/* post process event */

	stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0);



	return 0;

}
@@ -855,6 +882,9 @@ static int stb0899_wakeup(struct dvb_frontend *fe) 
	if ((rc = stb0899_write_reg(state, STB0899_STOPCLK2, 0x00)))

		return rc;



	/* post process event */

	stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 1);



	return 0;

}
@@ -1050,6 +1080,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status) 
				if (STB0899_GETFIELD(VITCURPUN, reg)) {

					dprintk(state->verbose, FE_DEBUG, 1, "--------> FE_HAS_VITERBI | FE_HAS_SYNC");

					*status |= FE_HAS_VITERBI | FE_HAS_SYNC;

					/* post process event */

					stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1);

				}

			}

		}
@@ -1079,6 +1111,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status) 
					*status |= FE_HAS_SYNC;

					dprintk(state->verbose, FE_DEBUG, 1,

						"Packet Delineator found SYNC ! -----> DVB-S2 FE_HAS_SYNC");

					/* post process event */

					stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1);

				}

			}

		}

drivers/media/dvb/frontends/stb0899_drv.h

+43 −0
Original line number Diff line number Diff line
@@ -50,6 +50,47 @@ enum stb0899_inversion { 
	IQ_SWAP_AUTO

};



#define STB0899_GPIO00				0xf140

#define STB0899_GPIO01				0xf141

#define STB0899_GPIO02				0xf142

#define STB0899_GPIO03				0xf143

#define STB0899_GPIO04				0xf144

#define STB0899_GPIO05				0xf145

#define STB0899_GPIO06				0xf146

#define STB0899_GPIO07				0xf147

#define STB0899_GPIO08				0xf148

#define STB0899_GPIO09				0xf149

#define STB0899_GPIO10				0xf14a

#define STB0899_GPIO11				0xf14b

#define STB0899_GPIO12				0xf14c

#define STB0899_GPIO13				0xf14d

#define STB0899_GPIO14				0xf14e

#define STB0899_GPIO15				0xf14f

#define STB0899_GPIO16				0xf150

#define STB0899_GPIO17				0xf151

#define STB0899_GPIO18				0xf152

#define STB0899_GPIO19				0xf153

#define STB0899_GPIO20				0xf154



#define STB0899_GPIOPULLUP			0x01 /* Output device is connected to Vdd */

#define STB0899_GPIOPULLDN			0x00 /* Output device is connected to Vss */



#define STB0899_POSTPROC_GPIO_POWER		0x00

#define STB0899_POSTPROC_GPIO_LOCK		0x01



/*

 * Post process output configuration control

 * 1. POWER ON/OFF		(index 0)

 * 2. FE_HAS_LOCK/LOCK_LOSS	(index 1)

 *

 * @gpio 	= one of the above listed GPIO's

 * @level	= output state: pulled up or low

 */

struct stb0899_postproc {

	u16	gpio;

	u8	level;

};



struct stb0899_config {

	const struct stb0899_s1_reg	*init_dev;

	const struct stb0899_s2_reg	*init_s2_demod;
@@ -57,6 +98,8 @@ struct stb0899_config { 
	const struct stb0899_s2_reg	*init_s2_fec;

	const struct stb0899_s1_reg	*init_tst;



	const struct stb0899_postproc	*postproc;



	enum stb0899_inversion		inversion;



	u32	xtal_freq;