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drm/exynos: create a fake mmap offset with gem creation

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Don't create a fake mmap offset in exynos_drm_gem_dumb_map_offset. If
not, it will call drm_gem_create_mmap_offset whenever user requests
DRM_IOCTL_MODE_MAP_DUMB ioctl.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Joonyoung Shim 2015-07-28 17:53:23 +09:00 committed by Inki Dae
parent 8755556fbb
commit 48cf53f434
1 changed files with 7 additions and 5 deletions
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12
drivers/gpu/drm/exynos/exynos_drm_gem.c
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@ -199,6 +199,13 @@ static struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev,
return ERR_PTR(ret); return ERR_PTR(ret);
} }
ret = drm_gem_create_mmap_offset(obj);
if (ret < 0) {
drm_gem_object_release(obj);
kfree(exynos_gem_obj);
return ERR_PTR(ret);
}
DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp); DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp);
return exynos_gem_obj; return exynos_gem_obj;
@ -445,14 +452,9 @@ int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
goto unlock; goto unlock;
} }
ret = drm_gem_create_mmap_offset(obj);
if (ret)
goto out;
*offset = drm_vma_node_offset_addr(&obj->vma_node); *offset = drm_vma_node_offset_addr(&obj->vma_node);
DRM_DEBUG_KMS("offset = 0x%lx\n", (unsigned long)*offset); DRM_DEBUG_KMS("offset = 0x%lx\n", (unsigned long)*offset);
out:
drm_gem_object_unreference(obj); drm_gem_object_unreference(obj);
unlock: unlock:
mutex_unlock(&dev->struct_mutex); mutex_unlock(&dev->struct_mutex);