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loader/dri3: create linear buffer with scanout support

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If we have a different GPU dealing with display, we fallback to
exchanging linear buffers with the compositor. We should specify in
creating the linear buffer that this could be used for display.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/4706
Cc: mesa-stable
Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11942>
(cherry picked from commit f1a66e7c90)
This commit is contained in:
Lionel Landwerlin 2021-07-17 17:38:42 +03:00 • committed by Dylan Baker
parent 5577fb807e
commit d06433f883
2 changed files with 5 additions and 3 deletions
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2
.pick_status.json
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@ -193,7 +193,7 @@
"description": "loader/dri3: create linear buffer with scanout support",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null
},

6
src/loader/loader_dri3_helper.c
View file

@ -1448,7 +1448,8 @@ dri3_alloc_render_buffer(struct loader_dri3_drawable *draw, unsigned int format,
dri3_linear_format_for_format(draw, format),
__DRI_IMAGE_USE_SHARE |
__DRI_IMAGE_USE_LINEAR |
__DRI_IMAGE_USE_BACKBUFFER,
__DRI_IMAGE_USE_BACKBUFFER |
__DRI_IMAGE_USE_SCANOUT,
buffer);
pixmap_buffer = linear_buffer_display_gpu;
}
@ -1460,7 +1461,8 @@ dri3_alloc_render_buffer(struct loader_dri3_drawable *draw, unsigned int format,
dri3_linear_format_for_format(draw, format),
__DRI_IMAGE_USE_SHARE |
__DRI_IMAGE_USE_LINEAR |
__DRI_IMAGE_USE_BACKBUFFER,
__DRI_IMAGE_USE_BACKBUFFER |
__DRI_IMAGE_USE_SCANOUT,
buffer);
pixmap_buffer = buffer->linear_buffer;