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linux-dmabuf: require all planes to use the same modifier

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The kernel enforces this. Accepting a separate modifier per-plane is
an historical artifact.

Signed-off-by: Simon Ser <contact@emersion.fr>
Closes: https://gitlab.freedesktop.org/wayland/wayland-protocols/-/issues/29
This commit is contained in:
Simon Ser 2023-07-03 10:22:08 +02:00 • committed by Daniel Stone
parent 3ec5924254
commit 0c4e041f64
1 changed files with 6 additions and 3 deletions
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9
unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml
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@ -24,7 +24,7 @@
DEALINGS IN THE SOFTWARE.
</copyright>
<interface name="zwp_linux_dmabuf_v1" version="4">
<interface name="zwp_linux_dmabuf_v1" version="5">
<description summary="factory for creating dmabuf-based wl_buffers">
Following the interfaces from:
https://www.khronos.org/registry/egl/extensions/EXT/EGL_EXT_image_dma_buf_import.txt
@ -190,7 +190,7 @@
</request>
</interface>
<interface name="zwp_linux_buffer_params_v1" version="4">
<interface name="zwp_linux_buffer_params_v1" version="5">
<description summary="parameters for creating a dmabuf-based wl_buffer">
This temporary object is a collection of dmabufs and other
parameters that together form a single logical buffer. The temporary
@ -250,6 +250,9 @@
Starting from version 4, the invalid_format protocol error is sent if
the format + modifier pair was not advertised as supported.
Starting from version 5, the invalid_format protocol error is sent if
all planes don't use the same modifier.
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.
@ -397,7 +400,7 @@
</request>
</interface>
<interface name="zwp_linux_dmabuf_feedback_v1" version="4">
<interface name="zwp_linux_dmabuf_feedback_v1" version="5">
<description summary="dmabuf feedback">
This object advertises dmabuf parameters feedback. This includes the
preferred devices and the supported formats/modifiers.