[PATCH v2] TDA1997x: enable EDID support

From: Krzysztof Hałasa
Date: Wed Jun 16 2021 - 01:14:03 EST


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@xxxxxxx>
Fixes: 9ac0038db9a7 ("media: i2c: Add TDA1997x HDMI receiver driver")

--- a/drivers/media/i2c/tda1997x.c
+++ b/drivers/media/i2c/tda1997x.c
@@ -2233,6 +2233,7 @@ 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;
}


--
Krzysztof Hałasa

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