[igt-dev] [PATCH v7 00/14] chamelium: Test the plane formats

Maxime Ripard maxime.ripard at bootlin.com
Wed Sep 19 12:45:48 UTC 2018


On Tue, Sep 11, 2018 at 10:47:27AM +0200, Maxime Ripard wrote:
> Here is another attempt at a serie that aims at starting to test the plane
> formats using the Chamelium over the HDMI. This was tested using the vc4
> DRM driver found on the RaspberryPi.
> 
> There's been a number of changes from the RFC thanks to the feedback from
> Eric Anholt, Paul Kocialkowski and Ville Syrjälä.
> 
> The series now relies mostly on igt_fb, with some decoupling from cairo and
> a bunch of new helpers to aim at being able to convert igt_fb to arbitrary
> DRM formats. The list of formats have been extended a bit, but is quite
> small at this point. We also rely solely on either pixman or the existing
> format conversions functions at them moment, and we allow cairo surfaces to
> be created for framebuffers in a format not supported by cairo, through an
> intermediate conversion to RGB24.
> 
> However, since it's now abstracted away from the igt_fb users, we can
> easily add some routines to convert to additional formats if needed. And
> since the code was so close now, it's been integrated into kms_chamelium.

Can we make any progress on this?

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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