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drm: Fix misleading documentation of drm_gem_cma_create()

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The backing memory does not necessarily have the writecombine attribute
set, since commit cf8ccbc72d ("drm: Add support for GEM buffers backed
by non-coherent memory").

Fixes: cf8ccbc72d ("drm: Add support for GEM buffers backed by non-coherent memory")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210601095405.8975-1-paul@crapouillou.net
This commit is contained in:
Paul Cercueil 2021-06-01 10:54:05 +01:00
parent 2e290c8d8d
commit 9450129ed9
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GPG Key ID: 73EE6BD2274ABD41
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/drm_gem_cma_helper.c
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@ -104,8 +104,7 @@ error:
* @size: size of the object to allocate
*
* This function creates a CMA GEM object and allocates a contiguous chunk of
* memory as backing store. The backing memory has the writecombine attribute
* set.
* memory as backing store.
*
* Returns:
* A struct drm_gem_cma_object * on success or an ERR_PTR()-encoded negative