linux-kernel - [PATCH RFC v2 20/20] drm/vkms: Set post-blend color pipeline driver cap

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Message-Id: <20250917-mtk-post-blend-color-pipeline-v2-20-ac4471b44758@collabora.com>
Date: Wed, 17 Sep 2025 20:43:29 -0400
From: Nícolas F. R. A. Prado <nfraprado@...labora.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Chun-Kuang Hu <chunkuang.hu@...nel.org>, 
 Philipp Zabel <p.zabel@...gutronix.de>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Haneen Mohammed <hamohammed.sa@...il.com>, 
 Melissa Wen <melissa.srw@...il.com>
Cc: Alex Hung <alex.hung@....com>, wayland-devel@...ts.freedesktop.org, 
 harry.wentland@....com, leo.liu@....com, ville.syrjala@...ux.intel.com, 
 pekka.paalanen@...labora.com, contact@...rsion.fr, mwen@...lia.com, 
 jadahl@...hat.com, sebastian.wick@...hat.com, shashank.sharma@....com, 
 agoins@...dia.com, joshua@...ggi.es, mdaenzer@...hat.com, aleixpol@....org, 
 xaver.hugl@...il.com, victoria@...tem76.com, uma.shankar@...el.com, 
 quic_naseer@...cinc.com, quic_cbraga@...cinc.com, quic_abhinavk@...cinc.com, 
 marcan@...can.st, Liviu.Dudau@....com, sashamcintosh@...gle.com, 
 chaitanya.kumar.borah@...el.com, louis.chauvet@...tlin.com, 
 mcanal@...lia.com, kernel@...labora.com, daniels@...labora.com, 
 leandro.ribeiro@...labora.com, dri-devel@...ts.freedesktop.org, 
 linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, 
 Nícolas F. R. A. Prado <nfraprado@...labora.com>, 
 Simona Vetter <simona.vetter@...ll.ch>
Subject: [PATCH RFC v2 20/20] drm/vkms: Set post-blend color pipeline
 driver cap

Now that the driver implements post-blend color pipelines, set the
driver cap so they can be used from userspace.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
---
 drivers/gpu/drm/vkms/vkms_drv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index e8472d9b6e3b2b5d6d497763288bf3dc6fde5987..4cc67a789d28288575235b7efc87bc5e45d668cc 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -80,7 +80,8 @@ static void vkms_atomic_commit_tail(struct drm_atomic_state *old_state)
 }

 static const struct drm_driver vkms_driver = {
-	.driver_features	= DRIVER_MODESET | DRIVER_ATOMIC | DRIVER_GEM,
+	.driver_features	= DRIVER_MODESET | DRIVER_ATOMIC | DRIVER_GEM |
+				  DRIVER_POST_BLEND_COLOR_PIPELINE,
 	.fops			= &vkms_driver_fops,
 	DRM_GEM_SHMEM_DRIVER_OPS,
 	DRM_FBDEV_SHMEM_DRIVER_OPS,

-- 
2.50.1