[PATCH 1/7] drm/fb-helper: use gem_bo.resv, not dma_buf.resv in prepare_fb

[Eric Anholt]

Daniel Vetter <daniel.vetter at ffwll.ch> writes:

> With
>
> commit 5f6ed9879a414636405a2bd77f122881695959e4
> Author: Daniel Vetter <daniel.vetter at ffwll.ch>
> Date:   Fri Jun 14 22:35:57 2019 +0200
>
>     drm/prime: automatically set gem_obj->resv on import
>
> we consistently set drm_gem_bo.resv for imported buffers. Which means
> we don't need to check to check the dma-buf in the prepare_fb helper,
> but can generalize them so they're also useful for display+render
> drivers which use gem_bo.resv to track their own rendering for their
> own scanout buffers.

1-3 are:

Reviewed-by: Eric Anholt <eric at anholt.net>
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