Commit 24e27de1 authored by Douglas Anderson's avatar Douglas Anderson
Browse files

drm/panel-edp: Don't re-read the EDID every time we power off the panel 



The simple-panel driver is for panels that are not hot-pluggable at
runtime. Let's keep our cached EDID around until driver unload.

Signed-off-by: default avatarDouglas Anderson <dianders@chromium.org>
Acked-by: default avatarSam Ravnborg <sam@ravnborg.org>
Acked-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210914132020.v5.14.Ib810fb3bebd0bd6763e4609e1a6764d06064081e@changeid
parent a64ad9c3

drivers/gpu/drm/panel/panel-edp.c

+3 −3
Original line number Diff line number Diff line
@@ -362,9 +362,6 @@ static int panel_edp_suspend(struct device *dev) 
	regulator_disable(p->supply);

	p->unprepared_time = ktime_get();



	kfree(p->edid);

	p->edid = NULL;



	return 0;

}
@@ -758,6 +755,9 @@ static int panel_edp_remove(struct device *dev) 
	if (panel->ddc && (!panel->aux || panel->ddc != &panel->aux->ddc))

		put_device(&panel->ddc->dev);



	kfree(panel->edid);

	panel->edid = NULL;



	return 0;

}