Commit 6816a4c1 authored by Johannes Stezenbach's avatar Johannes Stezenbach Committed by Linus Torvalds
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[PATCH] dvb: frontend: ves1820: improve tuning 



Reset acgconf register after tuning to improve locking, as suggested by Marco
Schluessler.  Minor cleanups in ves1820_init().

Signed-off-by: default avatarJohannes Stezenbach <js@linuxtv.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent c2026b3a

drivers/media/dvb/frontends/ves1820.c

+7 −8
Original line number Diff line number Diff line
@@ -194,19 +194,18 @@ static int ves1820_init(struct dvb_frontend* fe) 
{

	struct ves1820_state* state = fe->demodulator_priv;

	int i;

	int val;



	ves1820_writereg(state, 0, 0);



	for (i = 0; i < 53; i++) {

		val = ves1820_inittab[i];

		if ((i == 2) && (state->config->selagc)) val |= 0x08;

		ves1820_writereg(state, i, val);

	}

	for (i = 0; i < sizeof(ves1820_inittab); i++)

		ves1820_writereg(state, i, ves1820_inittab[i]);

	if (state->config->selagc)

		ves1820_writereg(state, 2, ves1820_inittab[2] | 0x08);



	ves1820_writereg(state, 0x34, state->pwm);



	if (state->config->pll_init) state->config->pll_init(fe);

	if (state->config->pll_init)

		state->config->pll_init(fe);



	return 0;

}
@@ -234,7 +233,7 @@ static int ves1820_set_parameters(struct dvb_frontend* fe, struct dvb_frontend_p 
	ves1820_writereg(state, 0x09, reg0x09[real_qam]);



	ves1820_setup_reg0(state, reg0x00[real_qam], p->inversion);



	ves1820_writereg(state, 2, ves1820_inittab[2] | (state->config->selagc ? 0x08 : 0));

	return 0;

}