diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2025-03-17 14:06:52 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2025-04-14 10:53:11 +0200 |
| commit | aec8a40228acb385d60feec59b54573d307e60f3 (patch) | |
| tree | 6938f934e3dd13156de633d094a7876bac0cecad | |
| parent | 5a80b00d0d10b920397b9cbd4102b1c07ba6583a (diff) | |
drm/vmwgfx: Use dma_buf from GEM object instance
Avoid dereferencing struct drm_gem_object.import_attach for the
imported dma-buf. The dma_buf field in the GEM object instance refers
to the same buffer. Prepares to make import_attach optional.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Zack Rusin <zack.rusin@broadcom.com>
Cc: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>
Reviewed-by: Zack Rusin <zack.rusin@broadcom.com>
Link: https://lore.kernel.org/r/20250317131923.238374-15-tzimmermann@suse.de
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_gem.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c index e417921af584..c55382167c1b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c @@ -85,10 +85,10 @@ static int vmw_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map) int ret; if (drm_gem_is_imported(obj)) { - ret = dma_buf_vmap(obj->import_attach->dmabuf, map); + ret = dma_buf_vmap(obj->dma_buf, map); if (!ret) { if (drm_WARN_ON(obj->dev, map->is_iomem)) { - dma_buf_vunmap(obj->import_attach->dmabuf, map); + dma_buf_vunmap(obj->dma_buf, map); return -EIO; } } @@ -102,7 +102,7 @@ static int vmw_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map) static void vmw_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map) { if (drm_gem_is_imported(obj)) - dma_buf_vunmap(obj->import_attach->dmabuf, map); + dma_buf_vunmap(obj->dma_buf, map); else drm_gem_ttm_vunmap(obj, map); } |