linux-kernel - Re: [PATCH v5 00/80] drm/vc4: Support BCM2711 Display Pipeline

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Message-ID: <d2a344c2ffd38152d206d8c49ff519d4cc0ebbb3.camel@suse.de>
Date:   Mon, 07 Sep 2020 20:21:25 +0200
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     Maxime Ripard <maxime@...no.tech>, Eric Anholt <eric@...olt.net>
Cc:     dri-devel@...ts.freedesktop.org,
        linux-rpi-kernel@...ts.infradead.org,
        bcm-kernel-feedback-list@...adcom.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        Tim Gover <tim.gover@...pberrypi.com>,
        Phil Elwell <phil@...pberrypi.com>, devicetree@...r.kernel.org,
        Kamal Dasu <kdasu.kdev@...il.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>
Subject: Re: [PATCH v5 00/80] drm/vc4: Support BCM2711 Display Pipeline

Hi Maxime,

On Mon, 2020-09-07 at 18:22 +0200, Maxime Ripard wrote:
> Hi,
> 
> On Thu, Sep 03, 2020 at 10:00:32AM +0200, Maxime Ripard wrote:
> > Hi everyone,
> > 
> > Here's a (pretty long) series to introduce support in the VC4 DRM driver
> > for the display pipeline found in the BCM2711 (and thus the RaspberryPi 4).
> > 
> > The main differences are that there's two HDMI controllers and that there's
> > more pixelvalve now. Those pixelvalve come with a mux in the HVS that still
> > have only 3 FIFOs. Both of those differences are breaking a bunch of
> > expectations in the driver, so we first need a good bunch of cleanup and
> > reworks to introduce support for the new controllers.
> > 
> > Similarly, the HDMI controller has all its registers shuffled and split in
> > multiple controllers now, so we need a bunch of changes to support this as
> > well.
> > 
> > Only the HDMI support is enabled for now (even though the DPI and DSI
> > outputs have been tested too).
> 
> I've applied the patches 1-79 to drm-misc. I guess the final DT patch
> should go through the arm-soc tree?

I'll take care of it tomorrow.

Regards,
Nicolas


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