media: cec: tegra_cec: keep track of number of Rx Low Drives

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Keep track of Rx Low Drive conditions. Useful for detecting
potential hardware/cable problems as it suggests unstable or
incorrect voltage levels.

Note that the Tx Low Drive conditions are already logged in
the CEC core.

Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Hans Verkuil 2026-07-10 11:53:18 +02:00 • committed by Mauro Carvalho Chehab

parent be627f257c

commit bce7236c16

1 changed files with 19 additions and 0 deletions

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drivers/media/cec/platform/tegra/tegra_cec.c

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