DRM database property: `alpha`

Details

Name: alpha
Flags: <none>
Type: range
Attached to: plane
Specification: [0, 65535]

Documentation

Alpha is setup with drm_plane_create_alpha_property(). It controls the
plane-wide opacity, from transparent (0) to opaque (0xffff). It can be
combined with pixel alpha.
The pixel values in the framebuffers are expected to not be
pre-multiplied by the global alpha associated to the plane.

Driver support

✗ adp

✓ amdgpu

✗ apple

✗ ast

✗ bochs-drm

✗ drm-rp1-dsi

✗ evdi

✓ exynos

✗ gma500

✓ i915

✓ imx-dcss

✓ imx-drm

✗ imx-lcdif

✗ jmgpu

✗ kirin

✓ mediatek

✓ meson

✓ mga2

✗ mgag200

✓ msm

✓ msm_drm

✗ mxsfb-drm

✓ nouveau

✓ nvidia-drm

✓ omapdrm

✗ panel-mipi-dbi

✗ pvr

✗ qxl

✗ radeon

✓ rcar-du

✓ rockchip

✓ rvdisplay

✗ simpledrm

✗ smifb

✓ spacemit

✓ starfive

✓ stm

✓ sun4i-drm

✓ sunxi-drm

✗ tegra

✗ tilcdc

✗ v3d

✗ vboxvideo

✓ vc4

✗ virtio_gpu

✗ vivante

✗ vkms

✗ vmwgfx

✓ vs-drm

✓ xe

✓ xlnx