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Commit 5f77af93 authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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V4L/DVB (10972): zl10353: i2c_gate_ctrl bug fix 



zl10353 i2c-gate was always closed and due to that devices having tuner
behind i2c-gate were broken. Add module configuration which allows disabling
i2c-gate only when really needed.

Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent e08e7b5f

drivers/media/dvb/frontends/zl10353.c

+1 −1
Original line number Diff line number Diff line
@@ -590,7 +590,7 @@ static int zl10353_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) 
	struct zl10353_state *state = fe->demodulator_priv;

	u8 val = 0x0a;



	if (state->config.no_tuner) {

	if (state->config.disable_i2c_gate_ctrl) {

		/* No tuner attached to the internal I2C bus */

		/* If set enable I2C bridge, the main I2C bus stopped hardly */

		return 0;

drivers/media/dvb/frontends/zl10353.h

+3 −0
Original line number Diff line number Diff line
@@ -38,6 +38,9 @@ struct zl10353_config 


	/* set if parallel ts output is required */

	int parallel_ts;



	/* set if i2c_gate_ctrl disable is required */

	u8 disable_i2c_gate_ctrl:1;

};



#if defined(CONFIG_DVB_ZL10353) || (defined(CONFIG_DVB_ZL10353_MODULE) && defined(MODULE))

drivers/media/video/saa7134/saa7134-dvb.c

+1 −0
Original line number Diff line number Diff line
@@ -860,6 +860,7 @@ static struct zl10353_config behold_h6_config = { 
	.demod_address = 0x1e>>1,

	.no_tuner      = 1,

	.parallel_ts   = 1,

	.disable_i2c_gate_ctrl = 1,

};



/* ==================================================================