linux-kernel - [PATCH v13 2/7] drm/vkms: Add range and encoding properties to the plane

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Message-Id: <20241031-yuv-v13-2-c67a337301ae@bootlin.com>
Date: Thu, 31 Oct 2024 19:06:02 +0100
From: Louis Chauvet <louis.chauvet@...tlin.com>
To: Louis Chauvet <louis.chauvet@...tlin.com>, 
 Haneen Mohammed <hamohammed.sa@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Melissa Wen <melissa.srw@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Jonathan Corbet <corbet@....net>, 
 Rodrigo Siqueira <rodrigosiqueiramelo@...il.com>, 
 Maíra Canal <mairacanal@...eup.net>, rdunlap@...radead.org, 
 arthurgrillo@...eup.net, pekka.paalanen@...oniitty.fi, 
 Simona Vetter <simona.vetter@...ll.ch>
Cc: thomas.petazzoni@...tlin.com, dri-devel@...ts.freedesktop.org, 
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, 
 jeremie.dautheribes@...tlin.com, miquel.raynal@...tlin.com, 
 seanpaul@...gle.com, marcheu@...gle.com, nicolejadeyee@...gle.com, 
 20241031-yuv-v13-0-bd5463126faa@...tlin.com, 
 Pekka Paalanen <pekka.paalanen@...labora.com>
Subject: [PATCH v13 2/7] drm/vkms: Add range and encoding properties to the
 plane

From: Arthur Grillo <arthurgrillo@...eup.net>

Now that the driver internally handles these quantization ranges and YUV
encoding matrices, expose the UAPI for setting them.

Signed-off-by: Arthur Grillo <arthurgrillo@...eup.net>
[Louis Chauvet: retained only relevant parts, updated the commit message]
Acked-by: Pekka Paalanen <pekka.paalanen@...labora.com>
Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
---
 drivers/gpu/drm/vkms/vkms_plane.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index d4e375913122..8f764a108b00 100644
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -218,5 +218,14 @@ struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev,
 	drm_plane_create_rotation_property(&plane->base, DRM_MODE_ROTATE_0,
 					   DRM_MODE_ROTATE_MASK | DRM_MODE_REFLECT_MASK);
 
+	drm_plane_create_color_properties(&plane->base,
+					  BIT(DRM_COLOR_YCBCR_BT601) |
+					  BIT(DRM_COLOR_YCBCR_BT709) |
+					  BIT(DRM_COLOR_YCBCR_BT2020),
+					  BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
+					  BIT(DRM_COLOR_YCBCR_FULL_RANGE),
+					  DRM_COLOR_YCBCR_BT601,
+					  DRM_COLOR_YCBCR_FULL_RANGE);
+
 	return plane;
 }

-- 
2.46.2