diff options
author | Jakub Kicinski <kuba@kernel.org> | 2022-07-28 18:21:16 -0700 |
---|---|---|
committer | Jakub Kicinski <kuba@kernel.org> | 2022-07-28 18:21:16 -0700 |
commit | 272ac32f566e3f925b20c231a2b30f6893aa258a (patch) | |
tree | c7c04a13d89349f0d007914904347df79438f3fa /drivers/gpu/drm/drm_gem_ttm_helper.c | |
parent | net: cdns,macb: use correct xlnx prefix for Xilinx (diff) | |
parent | Merge tag 'net-5.19-final' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff) | |
download | wireguard-linux-272ac32f566e3f925b20c231a2b30f6893aa258a.tar.xz wireguard-linux-272ac32f566e3f925b20c231a2b30f6893aa258a.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/drm_gem_ttm_helper.c')
-rw-r--r-- | drivers/gpu/drm/drm_gem_ttm_helper.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_gem_ttm_helper.c b/drivers/gpu/drm/drm_gem_ttm_helper.c index d5962a34c01d..e5fc875990c4 100644 --- a/drivers/gpu/drm/drm_gem_ttm_helper.c +++ b/drivers/gpu/drm/drm_gem_ttm_helper.c @@ -64,8 +64,13 @@ int drm_gem_ttm_vmap(struct drm_gem_object *gem, struct iosys_map *map) { struct ttm_buffer_object *bo = drm_gem_ttm_of_gem(gem); + int ret; + + dma_resv_lock(gem->resv, NULL); + ret = ttm_bo_vmap(bo, map); + dma_resv_unlock(gem->resv); - return ttm_bo_vmap(bo, map); + return ret; } EXPORT_SYMBOL(drm_gem_ttm_vmap); @@ -82,7 +87,9 @@ void drm_gem_ttm_vunmap(struct drm_gem_object *gem, { struct ttm_buffer_object *bo = drm_gem_ttm_of_gem(gem); + dma_resv_lock(gem->resv, NULL); ttm_bo_vunmap(bo, map); + dma_resv_unlock(gem->resv); } EXPORT_SYMBOL(drm_gem_ttm_vunmap); |