Re: [PATCH 17/29] drm/nouveau: switch to drm_*{get,put} helpers

[Tobias Klausmann]

Looks good to me!

Reviewed-by: Tobias Klausmann <tobias.johannes.klausmann@xxxxxxxxxx>


On 8/3/17 1:58 PM, Cihangir Akturk wrote:
> drm_*_reference() and drm_*_unreference() functions are just
> compatibility alias for drm_*_get() and drm_*_put() adn should not be
> used by new code. So convert all users of compatibility functions to use
> the new APIs.
>
> Signed-off-by: Cihangir Akturk <cakturk@xxxxxxxxx>
> ---
>  drivers/gpu/drm/nouveau/dispnv04/crtc.c   |  2 +-
>  drivers/gpu/drm/nouveau/nouveau_abi16.c   |  2 +-
>  drivers/gpu/drm/nouveau/nouveau_display.c |  8 ++++----
>  drivers/gpu/drm/nouveau/nouveau_fbcon.c   |  2 +-
>  drivers/gpu/drm/nouveau/nouveau_gem.c     | 14 +++++++-------
>  drivers/gpu/drm/nouveau/nv50_display.c    |  2 +-
>  6 files changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> index 4b4b0b4..18b4be1 100644
> --- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> +++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> @@ -1019,7 +1019,7 @@ nv04_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
>  	nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.offset);
>  	nv_crtc->cursor.show(nv_crtc, true);
>  out:
> -	drm_gem_object_unreference_unlocked(gem);
> +	drm_gem_object_put_unlocked(gem);
>  	return ret;
>  }
>  
> diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c
> index f98f800..3e9db5a 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c
> @@ -136,7 +136,7 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16,
>  	if (chan->ntfy) {
>  		nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma);
>  		nouveau_bo_unpin(chan->ntfy);
> -		drm_gem_object_unreference_unlocked(&chan->ntfy->gem);
> +		drm_gem_object_put_unlocked(&chan->ntfy->gem);
>  	}
>  
>  	if (chan->heap.block_size)
> diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
> index 8d1df56..a68fe1a 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_display.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_display.c
> @@ -206,7 +206,7 @@ nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
>  	struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
>  
>  	if (fb->nvbo)
> -		drm_gem_object_unreference_unlocked(&fb->nvbo->gem);
> +		drm_gem_object_put_unlocked(&fb->nvbo->gem);
>  
>  	drm_framebuffer_cleanup(drm_fb);
>  	kfree(fb);
> @@ -267,7 +267,7 @@ nouveau_user_framebuffer_create(struct drm_device *dev,
>  	if (ret == 0)
>  		return &fb->base;
>  
> -	drm_gem_object_unreference_unlocked(gem);
> +	drm_gem_object_put_unlocked(gem);
>  	return ERR_PTR(ret);
>  }
>  
> @@ -947,7 +947,7 @@ nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
>  		return ret;
>  
>  	ret = drm_gem_handle_create(file_priv, &bo->gem, &args->handle);
> -	drm_gem_object_unreference_unlocked(&bo->gem);
> +	drm_gem_object_put_unlocked(&bo->gem);
>  	return ret;
>  }
>  
> @@ -962,7 +962,7 @@ nouveau_display_dumb_map_offset(struct drm_file *file_priv,
>  	if (gem) {
>  		struct nouveau_bo *bo = nouveau_gem_object(gem);
>  		*poffset = drm_vma_node_offset_addr(&bo->bo.vma_node);
> -		drm_gem_object_unreference_unlocked(gem);
> +		drm_gem_object_put_unlocked(gem);
>  		return 0;
>  	}
>  
> diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
> index 2665a07..6c9e1ec 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
> @@ -451,7 +451,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon)
>  		nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma);
>  		nouveau_bo_unmap(nouveau_fb->nvbo);
>  		nouveau_bo_unpin(nouveau_fb->nvbo);
> -		drm_framebuffer_unreference(&nouveau_fb->base);
> +		drm_framebuffer_put(&nouveau_fb->base);
>  	}
>  
>  	return 0;
> diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
> index 2170534..653425c 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_gem.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
> @@ -281,7 +281,7 @@ nouveau_gem_ioctl_new(struct drm_device *dev, void *data,
>  	}
>  
>  	/* drop reference from allocate - handle holds it now */
> -	drm_gem_object_unreference_unlocked(&nvbo->gem);
> +	drm_gem_object_put_unlocked(&nvbo->gem);
>  	return ret;
>  }
>  
> @@ -350,7 +350,7 @@ validate_fini_no_ticket(struct validate_op *op, struct nouveau_fence *fence,
>  		list_del(&nvbo->entry);
>  		nvbo->reserved_by = NULL;
>  		ttm_bo_unreserve_ticket(&nvbo->bo, &op->ticket);
> -		drm_gem_object_unreference_unlocked(&nvbo->gem);
> +		drm_gem_object_put_unlocked(&nvbo->gem);
>  	}
>  }
>  
> @@ -396,14 +396,14 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv,
>  		nvbo = nouveau_gem_object(gem);
>  		if (nvbo == res_bo) {
>  			res_bo = NULL;
> -			drm_gem_object_unreference_unlocked(gem);
> +			drm_gem_object_put_unlocked(gem);
>  			continue;
>  		}
>  
>  		if (nvbo->reserved_by && nvbo->reserved_by == file_priv) {
>  			NV_PRINTK(err, cli, "multiple instances of buffer %d on "
>  				      "validation list\n", b->handle);
> -			drm_gem_object_unreference_unlocked(gem);
> +			drm_gem_object_put_unlocked(gem);
>  			ret = -EINVAL;
>  			break;
>  		}
> @@ -877,7 +877,7 @@ nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data,
>  		ret = lret;
>  
>  	nouveau_bo_sync_for_cpu(nvbo);
> -	drm_gem_object_unreference_unlocked(gem);
> +	drm_gem_object_put_unlocked(gem);
>  
>  	return ret;
>  }
> @@ -896,7 +896,7 @@ nouveau_gem_ioctl_cpu_fini(struct drm_device *dev, void *data,
>  	nvbo = nouveau_gem_object(gem);
>  
>  	nouveau_bo_sync_for_device(nvbo);
> -	drm_gem_object_unreference_unlocked(gem);
> +	drm_gem_object_put_unlocked(gem);
>  	return 0;
>  }
>  
> @@ -913,7 +913,7 @@ nouveau_gem_ioctl_info(struct drm_device *dev, void *data,
>  		return -ENOENT;
>  
>  	ret = nouveau_gem_info(file_priv, gem, req);
> -	drm_gem_object_unreference_unlocked(gem);
> +	drm_gem_object_put_unlocked(gem);
>  	return ret;
>  }
>  
> diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
> index e3132a2..e57b2e8 100644
> --- a/drivers/gpu/drm/nouveau/nv50_display.c
> +++ b/drivers/gpu/drm/nouveau/nv50_display.c
> @@ -3237,7 +3237,7 @@ nv50_mstm_destroy_connector(struct drm_dp_mst_topology_mgr *mgr,
>  	mstc->port = NULL;
>  	drm_modeset_unlock_all(drm->dev);
>  
> -	drm_connector_unreference(&mstc->connector);
> +	drm_connector_put(&mstc->connector);
>  }
>  
>  static void