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Subject: media: adv7604: when the EDID is cleared, unconfigure CEC as well
Author: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Date: Thu Oct 4 03:57:06 2018 -0400
When there is no EDID the CEC adapter should be unconfigured as
well. So call cec_phys_addr_invalidate() when this happens.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # for v4.18 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
drivers/media/i2c/adv7604.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 1c89959b1509..9eb7c70a7712 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -2284,8 +2284,10 @@ static int adv76xx_set_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)
state->aspect_ratio.numerator = 16;
state->aspect_ratio.denominator = 9;
- if (!state->edid.present)
+ if (!state->edid.present) {
state->edid.blocks = 0;
+ cec_phys_addr_invalidate(state->cec_adap);
+ }
v4l2_dbg(2, debug, sd, "%s: clear EDID pad %d, edid.present = 0x%x\n",
__func__, edid->pad, state->edid.present);
