Date:   Thu, 10 Aug 2017 14:16:08 -0400
From:   Sean Paul <seanpaul@...omium.org>
To:     Cihangir Akturk <cakturk@...il.com>
Cc:     Heiko Stuebner <heiko@...ech.de>,
        linux-rockchip@...ts.infradead.org,
        David Airlie <airlied@...ux.ie>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, daniel@...ll.ch,
        linux-arm-kernel@...ts.infradead.org,
        Mark Yao <mark.yao@...k-chips.com>
Subject: Re: [PATCH v2 21/29] drm/rockchip: switch to drm_*_get(),
 drm_*_put() helpers

On Thu, Aug 10, 2017 at 03:10:04PM +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@...il.com>

Hi Cihangir,
Thank you for the patch. Unfortunately it does not apply to drm-misc-next. Could
you please resend with conflicts resolved?

Thanks,

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   | 4 ++--
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c   | 4 ++--
>  4 files changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> index 81f9548..a933b58 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 b74ac71..9f880d0 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;
>  
> @@ -414,7 +414,7 @@ int rockchip_gem_dumb_map_offset(struct drm_file *file_priv,
>  	DRM_DEBUG_KMS("offset = 0x%llx\n", *offset);
>  
>  out:
> -	drm_gem_object_unreference_unlocked(obj);
> +	drm_gem_object_put_unlocked(obj);
>  
>  	return 0;
>  }
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index 5d45033..12e17e6 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -1065,7 +1065,7 @@ static void vop_crtc_atomic_flush(struct drm_crtc *crtc,
>  		if (old_plane_state->fb == 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);
> @@ -1189,7 +1189,7 @@ 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
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

-- 
Sean Paul, Software Engineer, Google / Chromium OS

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