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drm/nouveau: implement prime helper unpin function
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Acked-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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parent
280cf21186
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1af7c7dd21
@ -702,6 +702,7 @@ driver = {
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.gem_prime_export = drm_gem_prime_export,
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.gem_prime_import = drm_gem_prime_import,
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.gem_prime_pin = nouveau_gem_prime_pin,
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.gem_prime_unpin = nouveau_gem_prime_unpin,
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.gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table,
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.gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table,
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.gem_prime_vmap = nouveau_gem_prime_vmap,
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@ -36,6 +36,7 @@ extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
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struct drm_file *);
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extern int nouveau_gem_prime_pin(struct drm_gem_object *);
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extern void nouveau_gem_prime_unpin(struct drm_gem_object *);
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extern struct sg_table *nouveau_gem_prime_get_sg_table(struct drm_gem_object *);
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extern struct drm_gem_object *nouveau_gem_prime_import_sg_table(
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struct drm_device *, size_t size, struct sg_table *);
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@ -84,7 +84,7 @@ struct drm_gem_object *nouveau_gem_prime_import_sg_table(struct drm_device *dev,
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int nouveau_gem_prime_pin(struct drm_gem_object *obj)
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{
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struct nouveau_bo *nvbo = nouveau_gem_object(obj);
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int ret = 0;
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int ret;
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/* pin buffer into GTT */
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ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_TT);
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@ -93,3 +93,10 @@ int nouveau_gem_prime_pin(struct drm_gem_object *obj)
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return 0;
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}
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void nouveau_gem_prime_unpin(struct drm_gem_object *obj)
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{
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struct nouveau_bo *nvbo = nouveau_gem_object(obj);
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nouveau_bo_unpin(nvbo);
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}
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