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author | Thierry Reding <treding@nvidia.com> | 2021-09-09 16:51:24 +0300 |
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committer | Thierry Reding <treding@nvidia.com> | 2021-12-16 16:07:06 +0300 |
commit | c6aeaf56f468a565f6d2f27325fc07d35cdcd3cb (patch) | |
tree | b2b15454b61f09b1ea0fd281af0dff3ce5a77941 /drivers/gpu/drm/tegra/plane.h | |
parent | 7a56783850772feb2cbf1dabdce617f5941a57c0 (diff) | |
download | linux-c6aeaf56f468a565f6d2f27325fc07d35cdcd3cb.tar.xz |
drm/tegra: Implement correct DMA-BUF semantics
DMA-BUF requires that each device that accesses a DMA-BUF attaches to it
separately. To do so the host1x_bo_pin() and host1x_bo_unpin() functions
need to be reimplemented so that they can return a mapping, which either
represents an attachment or a map of the driver's own GEM object.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/plane.h')
-rw-r--r-- | drivers/gpu/drm/tegra/plane.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/plane.h b/drivers/gpu/drm/tegra/plane.h index d9470780c803..dfb20712fbd7 100644 --- a/drivers/gpu/drm/tegra/plane.h +++ b/drivers/gpu/drm/tegra/plane.h @@ -43,7 +43,7 @@ struct tegra_plane_legacy_blending_state { struct tegra_plane_state { struct drm_plane_state base; - struct sg_table *sgt[3]; + struct host1x_bo_mapping *map[3]; dma_addr_t iova[3]; struct tegra_bo_tiling tiling; |