diff options
| author | Guido Günther <agx@sigxcpu.org> | 2020-10-29 15:20:56 +0100 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2020-10-30 15:33:59 +0100 |
| commit | 4612bad5701e158f3c40951f2c7aa8e64b3445eb (patch) | |
| tree | 26371673369a8ca3cd7947d938d009daf576d37f /drivers/gpu/drm/etnaviv/etnaviv_mmu.c | |
| parent | drm/etnaviv: Drop local dma_parms (diff) | |
| download | linux-4612bad5701e158f3c40951f2c7aa8e64b3445eb.tar.xz linux-4612bad5701e158f3c40951f2c7aa8e64b3445eb.zip | |
drm/etnaviv: Add lockdep annotations for context lock
etnaviv_iommu_find_iova has it so etnaviv_iommu_insert_exact and
lockdep_assert_held should have it as well.
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_mmu.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_mmu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c index 3607d348c298..cd599ac04663 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c @@ -131,6 +131,8 @@ static void etnaviv_iommu_remove_mapping(struct etnaviv_iommu_context *context, { struct etnaviv_gem_object *etnaviv_obj = mapping->object; + lockdep_assert_held(&context->lock); + etnaviv_iommu_unmap(context, mapping->vram_node.start, etnaviv_obj->sgt, etnaviv_obj->base.size); drm_mm_remove_node(&mapping->vram_node); @@ -223,6 +225,8 @@ static int etnaviv_iommu_find_iova(struct etnaviv_iommu_context *context, static int etnaviv_iommu_insert_exact(struct etnaviv_iommu_context *context, struct drm_mm_node *node, size_t size, u64 va) { + lockdep_assert_held(&context->lock); + return drm_mm_insert_node_in_range(&context->mm, node, size, 0, 0, va, va + size, DRM_MM_INSERT_LOWEST); } |