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Commit 0249ef16 authored by Manu Abraham's avatar Manu Abraham Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB (4160): Use device specific algorithms 



Signed-off-by: default avatarManu Abraham <manu@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 8cfba630

drivers/media/dvb/dvb-core/dvb_frontend.c

+3 −1
Original line number Diff line number Diff line
@@ -72,6 +72,8 @@ MODULE_PARM_DESC(dvb_powerdown_on_sleep, "0: do not power down, 1: turn LNB volt 
#define FESTATE_SEARCHING_FAST (FESTATE_TUNING_FAST | FESTATE_ZIGZAG_FAST)

#define FESTATE_SEARCHING_SLOW (FESTATE_TUNING_SLOW | FESTATE_ZIGZAG_SLOW)

#define FESTATE_LOSTLOCK (FESTATE_ZIGZAG_FAST | FESTATE_ZIGZAG_SLOW)



#define FE_ALGO_HW		1

/*

 * FESTATE_IDLE. No tuning parameters have been supplied and the loop is idling.

 * FESTATE_RETUNE. Parameters have been supplied, but we have not yet performed the first tune.
@@ -554,7 +556,7 @@ static int dvb_frontend_thread(void *data) 
		}



		/* do an iteration of the tuning loop */

		if (fe->ops.tune) {

		if (fe->ops.get_frontend_algo(fe) == FE_ALGO_HW) {

			/* have we been asked to retune? */

			params = NULL;

			if (fepriv->state & FESTATE_RETUNE) {

drivers/media/dvb/dvb-core/dvb_frontend.h

+2 −0
Original line number Diff line number Diff line
@@ -102,6 +102,8 @@ struct dvb_frontend_ops { 
		    unsigned int mode_flags,

		    int *delay,

		    fe_status_t *status);

	/* get frontend tuning algorithm from the module */

	int (*get_frontend_algo)(struct dvb_frontend *fe);



	/* these two are only used for the swzigzag code */

	int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);