Messages in this thread | | | Date | Wed, 3 Apr 2019 17:11:09 -0700 | From | Tony Lindgren <> | Subject | Re: [PATCHv6 4/4] drm/omap: add support for manually updated displays |
| |
* Sebastian Reichel <sebastian.reichel@collabora.com> [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@atomide.com>
| |