Commit 6b0bb0c2 authored Jun 16, 2021 by Krzysztof Hałasa Committed by Greg Kroah-Hartman Sep 22, 2021

media: TDA1997x: enable EDID support



[ Upstream commit ea3e1c36e38810427485f06c2becc1f29e54521d ]

Without this patch, the TDA19971 chip's EDID is inactive.
EDID never worked with this driver, it was all tested with HDMI signal
sources which don't need EDID support.

Signed-off-by: Krzysztof Halasa <khalasa@piap.pl>
Fixes: 9ac0038d ("media: i2c: Add TDA1997x HDMI receiver driver")
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent ae2f9310

drivers/media/i2c/tda1997x.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -2229,6 +2229,7 @@ static int tda1997x_core_init(struct v4l2_subdev *sd)
		/* get initial HDMI status */
		state->hdmi_status = io_read(sd, REG_HDMI_FLAGS);

		io_write(sd, REG_EDID_ENABLE, EDID_ENABLE_A_EN \| EDID_ENABLE_B_EN);
		return 0;
		}