On Wed 2019-04-03 17:11:09, Tony Lindgren wrote: > * Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx> [190403 20:14]: > > This adds the required infrastructure for manually updated displays, > > such as DSI command mode panels. While those panels often support > > partial updates we currently always do a full refresh. > > > > The display will be refreshed when something calls the dirty callback, > > such as libdrm's drmModeDirtyFB(). This is currently being done at least > > by the kernel console and Xorg (with modesetting driver) in their > > default configuration. Weston does not implement this and the fbdev > > backend does not work (display will not update). Weston's DRM backend > > uses double buffering and the page flip will also trigger a display > > refresh. > > I've tested this with Linux next and the latest lm3532 > patches and it works fine as long as we leave out the > backlight = <&lcd_backlight> entry from dts like I > replied in the lm3532 tread. So as far as I'm concerned, > we're good to go: > > Tested-by: Tony Lindgren <tony@xxxxxxxxxxx> I've tested this on 5.2-rc1, and it is still neccessary, still needed, and still not merged. How can I help? Can the patches simply be picked up for drm tree? Tested-by: Pavel Machek <pavel@xxxxxx> Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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