Re: [PATCH v3 20/28] drm/rockchip: switch to drm_*_get(), drm_*_put() helpers

From: Sean Paul
Date: Fri Aug 11 2017 - 12:03:35 EST


On Fri, Aug 11, 2017 at 03:33:06PM +0300, Cihangir Akturk wrote:
> 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>

Applied to drm-misc-next, thank you!

Sean

> ---
> drivers/gpu/drm/rockchip/rockchip_drm_fb.c | 6 +++---
> drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c | 2 +-
> drivers/gpu/drm/rockchip/rockchip_drm_gem.c | 2 +-
> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 4 ++--
> 4 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> index 8a0f756..7077304 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> @@ -48,7 +48,7 @@ static void rockchip_drm_fb_destroy(struct drm_framebuffer *fb)
> int i;
>
> for (i = 0; i < ROCKCHIP_MAX_FB_BUFFER; i++)
> - drm_gem_object_unreference_unlocked(rockchip_fb->obj[i]);
> + drm_gem_object_put_unlocked(rockchip_fb->obj[i]);
>
> drm_framebuffer_cleanup(fb);
> kfree(rockchip_fb);
> @@ -144,7 +144,7 @@ rockchip_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
> width * drm_format_plane_cpp(mode_cmd->pixel_format, i);
>
> if (obj->size < min_size) {
> - drm_gem_object_unreference_unlocked(obj);
> + drm_gem_object_put_unlocked(obj);
> ret = -EINVAL;
> goto err_gem_object_unreference;
> }
> @@ -161,7 +161,7 @@ rockchip_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
>
> err_gem_object_unreference:
> for (i--; i >= 0; i--)
> - drm_gem_object_unreference_unlocked(objs[i]);
> + drm_gem_object_put_unlocked(objs[i]);
> return ERR_PTR(ret);
> }
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> index ce946b9..724579e 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> @@ -173,7 +173,7 @@ void rockchip_drm_fbdev_fini(struct drm_device *dev)
> drm_fb_helper_unregister_fbi(helper);
>
> if (helper->fb)
> - drm_framebuffer_unreference(helper->fb);
> + drm_framebuffer_put(helper->fb);
>
> drm_fb_helper_fini(helper);
> }
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
> index f74333e..1869c8b 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
> @@ -383,7 +383,7 @@ rockchip_gem_create_with_handle(struct drm_file *file_priv,
> goto err_handle_create;
>
> /* drop reference from allocate - handle holds it now. */
> - drm_gem_object_unreference_unlocked(obj);
> + drm_gem_object_put_unlocked(obj);
>
> return rk_obj;
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index 948719d..bf9ed0e 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -1026,7 +1026,7 @@ static void vop_crtc_atomic_flush(struct drm_crtc *crtc,
> if (old_plane_state->fb == new_plane_state->fb)
> continue;
>
> - drm_framebuffer_reference(old_plane_state->fb);
> + drm_framebuffer_get(old_plane_state->fb);
> drm_flip_work_queue(&vop->fb_unref_work, old_plane_state->fb);
> set_bit(VOP_PENDING_FB_UNREF, &vop->pending);
> WARN_ON(drm_crtc_vblank_get(crtc) != 0);
> @@ -1150,7 +1150,7 @@ static void vop_fb_unref_worker(struct drm_flip_work *work, void *val)
> struct drm_framebuffer *fb = val;
>
> drm_crtc_vblank_put(&vop->crtc);
> - drm_framebuffer_unreference(fb);
> + drm_framebuffer_put(fb);
> }
>
> static void vop_handle_vblank(struct vop *vop)
> --
> 2.7.4
>
>
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--
Sean Paul, Software Engineer, Google / Chromium OS