[PATCH v2 27/29] drm/virtio: switch to drm_*_get(), drm_*_put() helpers

From: Cihangir Akturk
Date: Thu Aug 10 2017 - 08:19:27 EST


Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference()
and drm_*_unreference() helpers.

drm_*_reference() and drm_*_unreference() functions are just
compatibility alias for drm_*_get() and drm_*_put() and should not be
used by new code. So convert all users of compatibility functions to
use the new APIs.

Generated by: scripts/coccinelle/api/drm-get-put.cocci

Signed-off-by: Cihangir Akturk <cakturk@xxxxxxxxx>
---
drivers/gpu/drm/virtio/virtgpu_display.c | 4 ++--
drivers/gpu/drm/virtio/virtgpu_gem.c | 4 ++--
drivers/gpu/drm/virtio/virtgpu_ioctl.c | 14 +++++++-------
3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_display.c b/drivers/gpu/drm/virtio/virtgpu_display.c
index d51bd45..ef2d450 100644
--- a/drivers/gpu/drm/virtio/virtgpu_display.c
+++ b/drivers/gpu/drm/virtio/virtgpu_display.c
@@ -53,7 +53,7 @@ static void virtio_gpu_user_framebuffer_destroy(struct drm_framebuffer *fb)
struct virtio_gpu_framebuffer *virtio_gpu_fb
= to_virtio_gpu_framebuffer(fb);

- drm_gem_object_unreference_unlocked(virtio_gpu_fb->obj);
+ drm_gem_object_put_unlocked(virtio_gpu_fb->obj);
drm_framebuffer_cleanup(fb);
kfree(virtio_gpu_fb);
}
@@ -326,7 +326,7 @@ virtio_gpu_user_framebuffer_create(struct drm_device *dev,
ret = virtio_gpu_framebuffer_init(dev, virtio_gpu_fb, mode_cmd, obj);
if (ret) {
kfree(virtio_gpu_fb);
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
return NULL;
}

diff --git a/drivers/gpu/drm/virtio/virtgpu_gem.c b/drivers/gpu/drm/virtio/virtgpu_gem.c
index cc025d8..78da210 100644
--- a/drivers/gpu/drm/virtio/virtgpu_gem.c
+++ b/drivers/gpu/drm/virtio/virtgpu_gem.c
@@ -72,7 +72,7 @@ int virtio_gpu_gem_create(struct drm_file *file,
*obj_p = &obj->gem_base;

/* drop reference from allocate - handle holds it now */
- drm_gem_object_unreference_unlocked(&obj->gem_base);
+ drm_gem_object_put_unlocked(&obj->gem_base);

*handle_p = handle;
return 0;
@@ -137,7 +137,7 @@ int virtio_gpu_mode_dumb_mmap(struct drm_file *file_priv,
return -ENOENT;
obj = gem_to_virtio_gpu_obj(gobj);
*offset_p = virtio_gpu_object_mmap_offset(obj);
- drm_gem_object_unreference_unlocked(gobj);
+ drm_gem_object_put_unlocked(gobj);
return 0;
}

diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index b94bd54..461f81a 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -86,7 +86,7 @@ static void virtio_gpu_unref_list(struct list_head *head)
bo = buf->bo;
qobj = container_of(bo, struct virtio_gpu_object, tbo);

- drm_gem_object_unreference_unlocked(&qobj->gem_base);
+ drm_gem_object_put_unlocked(&qobj->gem_base);
}
}

@@ -261,7 +261,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
ret = virtio_gpu_object_attach(vgdev, qobj, res_id, NULL);
} else {
/* use a gem reference since unref list undoes them */
- drm_gem_object_reference(&qobj->gem_base);
+ drm_gem_object_get(&qobj->gem_base);
mainbuf.bo = &qobj->tbo;
list_add(&mainbuf.head, &validate_list);

@@ -304,7 +304,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
}
return ret;
}
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);

rc->res_handle = res_id; /* similiar to a VM address */
rc->bo_handle = handle;
@@ -341,7 +341,7 @@ static int virtio_gpu_resource_info_ioctl(struct drm_device *dev, void *data,

ri->size = qobj->gem_base.size;
ri->res_handle = qobj->hw_res_handle;
- drm_gem_object_unreference_unlocked(gobj);
+ drm_gem_object_put_unlocked(gobj);
return 0;
}

@@ -389,7 +389,7 @@ static int virtio_gpu_transfer_from_host_ioctl(struct drm_device *dev,
out_unres:
virtio_gpu_object_unreserve(qobj);
out:
- drm_gem_object_unreference_unlocked(gobj);
+ drm_gem_object_put_unlocked(gobj);
return ret;
}

@@ -439,7 +439,7 @@ static int virtio_gpu_transfer_to_host_ioctl(struct drm_device *dev, void *data,
out_unres:
virtio_gpu_object_unreserve(qobj);
out:
- drm_gem_object_unreference_unlocked(gobj);
+ drm_gem_object_put_unlocked(gobj);
return ret;
}

@@ -462,7 +462,7 @@ static int virtio_gpu_wait_ioctl(struct drm_device *dev, void *data,
nowait = true;
ret = virtio_gpu_object_wait(qobj, nowait);

- drm_gem_object_unreference_unlocked(gobj);
+ drm_gem_object_put_unlocked(gobj);
return ret;
}

--
2.7.4