Re: [PATCH v3 000/105] drm/vc4: Support BCM2711 Display Pipeline
From: Stefan Wahren
Date: Tue Jun 02 2020 - 16:13:23 EST
Hi Maxime,
Am 27.05.20 um 17:47 schrieb Maxime Ripard:
> 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 output has
> been tested too).
>
> This is based on the firmware clocks series sent separately:
> https://lore.kernel.org/lkml/cover.662a8d401787ef33780d91252a352de91dc4be10.1590594293.git-series.maxime@xxxxxxxxxx/
>
> Let me know if you have any comments
> Maxime
>
> Cc: bcm-kernel-feedback-list@xxxxxxxxxxxx
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: Kamal Dasu <kdasu.kdev@xxxxxxxxx>
> Cc: linux-clk@xxxxxxxxxxxxxxx
> Cc: Michael Turquette <mturquette@xxxxxxxxxxxx>
> Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: Stephen Boyd <sboyd@xxxxxxxxxx>
>
> Changes from v2:
> - Rebased on top of next-20200526
i assume this is the reason why this series doesn't completely apply
against drm-misc-next.