4e7a8707cc
buffer: add data_ptr access flags
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This allows callers to specify the operations they'll perform on
the returned data pointer. The motivations for this are:
- The upcoming Linux MAP_NOSIGBUS flag may only be usable on
read-only mappings.
- gbm_bo_map with GBM_BO_TRANSFER_READ hurts performance.
2021-09-10 13:16:10 -04:00
38cd1b4f4f
render/allocator/gbm: add log message for gbm_bo_get_fd_for_plane
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Makes it easier to find out which branch is taken when debugging
issues like [1].
[1]: https://github.com/swaywm/wlroots/issues/3156
2021-09-03 22:13:38 +02:00
7df2ae88fa
render/allocator: use legacy authentication for primary nodes
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Closes: https://github.com/swaywm/wlroots/issues/3156
2021-09-03 11:44:12 -04:00
d9d8fc1ab9
render/allocator: re-open GBM FD
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Using the same DRM file description for the DRM backend and for the
GBM allocator will result in GEM handle ref'counting issues [1].
Re-open the DRM FD to fix these issues.
[1]: https://gitlab.freedesktop.org/mesa/drm/-/merge_requests/110
2021-09-01 15:17:05 -04:00
3ce2ea9e16
Move allocator stuff into new directory
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Add render/allocator/ and include/render/allocator/ to hold
everything allocator-related.
2021-08-25 09:57:20 -04:00
Simon Ser