drm/bridge: it6505: Send DPCD SET_POWER to downstream
authorPin-Yen Lin <treapking@chromium.org>
Mon, 25 Apr 2022 13:44:24 +0000 (21:44 +0800)
committerRobert Foss <robert.foss@linaro.org>
Mon, 2 May 2022 14:36:23 +0000 (16:36 +0200)
commit46ca7da7f1e8592af6059419176dd58c10dcdb5b
treea3469ead22c103340153fa21daa4a78e18db6db2
parent7eafbecd2288c542ea15ea20cf1a7e64a25c21bc
drm/bridge: it6505: Send DPCD SET_POWER to downstream

Send DPCD SET_POWER command to downstream in .atomic_disable to make the
downstream monitor enter the power down mode, so the device suspend won't
be affected.

Fixes: b5c84a9edcd418 ("drm/bridge: add it6505 driver")
Signed-off-by: Pin-Yen Lin <treapking@chromium.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220425134424.1150965-1-treapking@chromium.org
Reviewed-by: Robert Foss <robert.foss@linaro.org>
drivers/gpu/drm/bridge/ite-it6505.c