linux-kernel - [PATCH] drm/mediatek: Add RENDER capability to DRM device

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Date: Tue,  2 Apr 2024 07:53:52 +0000
From: Wojciech Macek <wmacek@...omium.org>
To: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	David Airlie <airlied@...il.com>,
	Daniel Vetter <daniel@...ll.ch>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	dri-devel@...ts.freedesktop.org,
	linux-mediatek@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	chrome-platform@...ts.linux.dev
Cc: Wojciech Macek <wmacek@...omium.org>
Subject: [PATCH] drm/mediatek: Add RENDER capability to DRM device

DRM device shall create /dev/dri/renderXXX entry
to allow ChromeOS VMs to access the OpenGL rendering
offload.

Signed-off-by: Wojciech Macek <wmacek@...omium.org>
---
 drivers/gpu/drm/mediatek/mtk_drm_drv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 74832c213092..afa4d6391b08 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -585,7 +585,8 @@ static struct drm_gem_object *mtk_drm_gem_prime_import(struct drm_device *dev,
 }
 
 static const struct drm_driver mtk_drm_driver = {
-	.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
+	.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC |
+			   DRIVER_RENDER,
 
 	.dumb_create = mtk_drm_gem_dumb_create,
 
-- 
2.44.0.478.gd926399ef9-goog