Subject: [PATCH] drm/sun4i: rgb: Enable panel after controller

From: [email-masked] (Maxime Ripard)
Date: Thu, 22 Sep 2016 00:03:40 +0300

Hi,

On Wed, Sep 21, 2016 at 11:03:04PM +1000, Jonathan Liu wrote:
> The panel should be enabled after the controller so that the panel
> prepare/enable delays are properly taken into account. Similarly, the
> panel should be disabled before the controller so that the panel
> unprepare/disable delays are properly taken into account.
>
> This is useful for avoiding visual glitches.

This is not really taking any delays into account, especially since
drm_panel_enable and prepare are suppose to block until their
operation is complete.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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