drm/vmwgfx: validate the screen formats
authorZack Rusin <zackr@vmware.com>
Fri, 18 Mar 2022 17:43:30 +0000 (13:43 -0400)
committerZack Rusin <zackr@vmware.com>
Mon, 21 Mar 2022 14:10:35 +0000 (10:10 -0400)
commit8bb75aeb58bd688d70827ae179bd3da57b6d975b
treec49562ff8672b40e6aef2afc22dd8f4ad5a1af57
parentab709795e38637320fea9fdc8e06b64f670b58ee
drm/vmwgfx: validate the screen formats

The kms code wasn't validating the modifiers and was letting through
unsupported formats. rgb8 was never properly supported and has no
matching svga screen target format so remove it.
This fixes format/modifier failures in kms_addfb_basic from IGT.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: Martin Krastev <krastevm@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220318174332.440068-4-zack@kde.org
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
drivers/gpu/drm/vmwgfx/vmwgfx_kms.h