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Commit 40194b2b authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab
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V4L/DVB (7434): tda18271: set rfagc modes during channel configuration 



Set rfagc to high speed mode before setting the pll.
Set rfagc to normal speed mode at the end of the function.

Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent e7809a07

drivers/media/dvb/frontends/tda18271-fe.c

+11 −1
Original line number Diff line number Diff line
@@ -50,6 +50,9 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe, 
	regs[R_EP3]  &= ~0x1f; /* clear std bits */

	regs[R_EP3]  |= (map->agc_mode << 3) | map->std;



	/* set rfagc to high speed mode */

	regs[R_EP3] &= ~0x04;



	/* set cal mode to normal */

	regs[R_EP4]  &= ~0x03;
@@ -125,7 +128,14 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe, 
	regs[R_EB4] &= ~0x20;

	tda18271_write_regs(fe, R_EB4, 1);



	msleep(5);

	msleep(20);



	/* set rfagc to normal speed mode */

	if (map->fm_rfn)

		regs[R_EP3] &= ~0x04;

	else

		regs[R_EP3] |= 0x04;

	tda18271_write_regs(fe, R_EP3, 1);



	return 0;

}