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From: Eric Anholt <eric@anholt.net>
Cc: airlied@linux.ie, linux-rpi-kernel@lists.infradead.org,
	dri-devel@lists.freedesktop.org,
	Stefan Schake <stschake@gmail.com>
Subject: Re: [PATCH] drm/vc4: Add support for plane alpha
Date: Fri, 20 Apr 2018 16:45:15 -0700	[thread overview]
Message-ID: <87zi1xa1dg.fsf@anholt.net> (raw)
In-Reply-To: <20180420230503.9629-1-stschake@gmail.com>


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Stefan Schake <stschake@gmail.com> writes:

> The HVS supports mixing fixed alpha with per-pixel alpha or
> setting a fixed plane alpha in case there is no per-pixel information.
> This allows us to support the generic DRM plane alpha property.

Don't we need to set needs_bg_fill based on alpha != OPAQUE, as well?

Other than that, looks good to me.

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  reply	other threads:[~2018-04-20 23:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-20 23:05 [PATCH] drm/vc4: Add support for plane alpha Stefan Schake
2018-04-20 23:45 ` Eric Anholt [this message]
2018-04-21  0:07   ` Stefan Schake
2018-04-22 18:56 ` kbuild test robot

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