diff options
Diffstat (limited to 'recipes-graphics/wayland/wayland-protocols/0001-linux-dmabuf-support-passing-buffer-DTRC-meta-to-com.patch')
-rw-r--r-- | recipes-graphics/wayland/wayland-protocols/0001-linux-dmabuf-support-passing-buffer-DTRC-meta-to-com.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/recipes-graphics/wayland/wayland-protocols/0001-linux-dmabuf-support-passing-buffer-DTRC-meta-to-com.patch b/recipes-graphics/wayland/wayland-protocols/0001-linux-dmabuf-support-passing-buffer-DTRC-meta-to-com.patch new file mode 100644 index 00000000..16aabec8 --- /dev/null +++ b/recipes-graphics/wayland/wayland-protocols/0001-linux-dmabuf-support-passing-buffer-DTRC-meta-to-com.patch @@ -0,0 +1,49 @@ +From 50ea8fbdd1b768ccaa33dfee43b0f12245ef09b8 Mon Sep 17 00:00:00 2001 +From: Haihua Hu <jared.hu@nxp.com> +Date: Wed, 5 Sep 2018 13:00:47 +0800 +Subject: [PATCH] linux-dmabuf: support passing buffer DTRC meta to compositor + +DTRC meta is untilized to pass offset to DTRC in drm dcss driver +to enable video tile compress + +Signed-off-by: Haihua Hu <jared.hu@nxp.com> +--- + unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml | 22 ++++++++++++++++++++++ + 1 file changed, 22 insertions(+) + +diff --git a/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml b/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml +index 154afe2..9c955c7 100644 +--- a/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml ++++ b/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml +@@ -343,6 +343,28 @@ + <arg name="flags" type="uint" summary="see enum flags"/> + </request> + ++ <request name="add_dtrc_meta"> ++ <description summary="add dtrc meta in this dmabuf"> ++ This request adds one dmabuf to the set in this ++ zwp_linux_buffer_params_v1. ++ ++ The 64-bit unsigned value combined from modifier_hi and modifier_lo ++ is the dmabuf layout modifier. DRM AddFB2 ioctl calls this the ++ fb modifier, which is defined in drm_mode.h of Linux UAPI. ++ This is an opaque token. Drivers use this token to express tiling, ++ compression, etc. driver-specific modifications to the base format ++ defined by the DRM fourcc code. ++ ++ This request raises the PLANE_IDX error if plane_idx is too large. ++ The error PLANE_SET is raised if attempting to set a plane that ++ was already set. ++ </description> ++ <arg name="rfc_chroma_offset" type="uint" ++ summary="high 32 bits of DTRC offset"/> ++ <arg name="rfc_luma_offset" type="uint" ++ summary="low 32 bits of DTRC offset"/> ++ </request> ++ + </interface> + + </protocol> +-- +2.7.4 + |