Messages in this thread | | | From | Heiko Stübner <> | Subject | Re: [PATCH 2/2] drm/rockchip: dw_hdmi: Handle suspend/resume | Date | Wed, 15 May 2019 22:04:34 +0200 |
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Am Freitag, 3. Mai 2019, 00:38:08 CEST schrieb Douglas Anderson: > On Rockchip rk3288-based Chromebooks when you do a suspend/resume > cycle: > > 1. You lose the ability to detect an HDMI device being plugged in. > > 2. If you're using the i2c bus built in to dw_hdmi then it stops > working. > > Let's call the core dw-hdmi's suspend/resume functions to restore > things. > > NOTE: in downstream Chrome OS (based on kernel 3.14) we used the > "late/early" versions of suspend/resume because we found that the VOP > was sometimes resuming before dw_hdmi and then calling into us before > we were fully resumed. For now I have gone back to the normal > suspend/resume because I can't reproduce the problems. > > Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
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