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| author | Thomas Zimmermann <[email protected]> | 2025-02-26 17:03:04 +0000 |
|---|---|---|
| committer | Thomas Zimmermann <[email protected]> | 2025-03-06 07:58:27 +0000 |
| commit | b57aa47d39e94dc47403a745e2024664e544078c (patch) | |
| tree | 1ab0ea8b2ce949546a40229f878ebe97e35bd114 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | drm/panel: fix Visionox RM692E5 dependencies (diff) | |
| download | kernel-b57aa47d39e94dc47403a745e2024664e544078c.tar.gz kernel-b57aa47d39e94dc47403a745e2024664e544078c.zip | |
drm/gem: Test for imported GEM buffers with helper
Add drm_gem_is_imported() that tests if a GEM object's buffer has
been imported. Update the GEM code accordingly.
GEM code usually tests for imports if import_attach has been set
in struct drm_gem_object. But attaching a dma-buf on import requires
a DMA-capable importer device, which is not the case for many serial
busses like USB or I2C. The new helper tests if a GEM object's dma-buf
has been created from the GEM object.
Signed-off-by: Thomas Zimmermann <[email protected]>
Reviewed-by: Anusha Srivatsa <[email protected]>
Reviewed-by: Christian König <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
0 files changed, 0 insertions, 0 deletions