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

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Date:   Mon, 7 Sep 2020 18:22:32 +0200
From:   Maxime Ripard <maxime@...no.tech>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        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,

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?

Thanks to everyone involved in the reviews

Maxime

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