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Commit 49c9958c authored by Zack Rusin's avatar Zack Rusin Committed by Greg Kroah-Hartman
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drm/vmwgfx: Sort primary plane formats by order of preference



commit d4c972bf upstream.

The table of primary plane formats wasn't sorted at all, leading to
applications picking our least desirable formats by defaults.

Sort the primary plane formats according to our order of preference.

Nice side-effect of this change is that it makes IGT's kms_atomic
plane-invalid-params pass because the test picks the first format
which for vmwgfx was DRM_FORMAT_XRGB1555 and uses fb's with odd sizes
which make Pixman, which IGT depends on assert due to the fact that our
16bpp formats aren't 32 bit aligned like Pixman requires all formats
to be.

Signed-off-by: default avatarZack Rusin <zack.rusin@broadcom.com>
Fixes: 36cc79bc ("drm/vmwgfx: Add universal plane support")
Cc: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>
Cc: dri-devel@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v4.12+
Acked-by: default avatarPekka Paalanen <pekka.paalanen@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240412025511.78553-6-zack.rusin@broadcom.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8b12fc7b
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