linux-kernel - Re: [PATCH v3 10/28] drm/hisilicon: switch to drm_*_get(), drm_*

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Date:   Fri, 11 Aug 2017 12:02:52 -0400
From:   Sean Paul <seanpaul@...omium.org>
To:     Cihangir Akturk <cakturk@...il.com>
Cc:     daniel@...ll.ch, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        Xinliang Liu <z.liuxinliang@...ilicon.com>,
        Rongrong Zou <zourongrong@...il.com>,
        Xinwei Kong <kong.kongxinwei@...ilicon.com>,
        Chen Feng <puck.chen@...ilicon.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Sean Paul <seanpaul@...omium.org>,
        Gustavo Padovan <gustavo.padovan@...labora.com>,
        Gabriel Krisman Bertazi <krisman@...labora.co.uk>,
        Eric Anholt <eric@...olt.net>,
        Ville Syrjälä 
        <ville.syrjala@...ux.intel.com>,
        Wei Yongjun <weiyongjun1@...wei.com>,
        Alex Deucher <alexander.deucher@....com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH v3 10/28] drm/hisilicon: switch to drm_*_get(),
 drm_*_put() helpers

On Fri, Aug 11, 2017 at 03:32:56PM +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>

Applied to drm-misc-next, thank you!

Sean

> ---
>  drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_fbdev.c | 4 ++--
>  drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c       | 8 ++++----
>  2 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_fbdev.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_fbdev.c
> index 9740eed..b92595c 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_fbdev.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_fbdev.c
> @@ -157,7 +157,7 @@ static int hibmc_drm_fb_create(struct drm_fb_helper *helper,
>  out_unreserve_ttm_bo:
>  	ttm_bo_unreserve(&bo->bo);
>  out_unref_gem:
> -	drm_gem_object_unreference_unlocked(gobj);
> +	drm_gem_object_put_unlocked(gobj);
>  
>  	return ret;
>  }
> @@ -172,7 +172,7 @@ static void hibmc_fbdev_destroy(struct hibmc_fbdev *fbdev)
>  	drm_fb_helper_fini(fbh);
>  
>  	if (gfb)
> -		drm_framebuffer_unreference(&gfb->fb);
> +		drm_framebuffer_put(&gfb->fb);
>  }
>  
>  static const struct drm_fb_helper_funcs hibmc_fbdev_helper_funcs = {
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
> index ac457c7..3518167 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
> @@ -444,7 +444,7 @@ int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev,
>  	}
>  
>  	ret = drm_gem_handle_create(file, gobj, &handle);
> -	drm_gem_object_unreference_unlocked(gobj);
> +	drm_gem_object_put_unlocked(gobj);
>  	if (ret) {
>  		DRM_ERROR("failed to unreference GEM object: %d\n", ret);
>  		return ret;
> @@ -479,7 +479,7 @@ int hibmc_dumb_mmap_offset(struct drm_file *file, struct drm_device *dev,
>  	bo = gem_to_hibmc_bo(obj);
>  	*offset = hibmc_bo_mmap_offset(bo);
>  
> -	drm_gem_object_unreference_unlocked(obj);
> +	drm_gem_object_put_unlocked(obj);
>  	return 0;
>  }
>  
> @@ -487,7 +487,7 @@ static void hibmc_user_framebuffer_destroy(struct drm_framebuffer *fb)
>  {
>  	struct hibmc_framebuffer *hibmc_fb = to_hibmc_framebuffer(fb);
>  
> -	drm_gem_object_unreference_unlocked(hibmc_fb->obj);
> +	drm_gem_object_put_unlocked(hibmc_fb->obj);
>  	drm_framebuffer_cleanup(fb);
>  	kfree(hibmc_fb);
>  }
> @@ -543,7 +543,7 @@ hibmc_user_framebuffer_create(struct drm_device *dev,
>  
>  	hibmc_fb = hibmc_framebuffer_init(dev, mode_cmd, obj);
>  	if (IS_ERR(hibmc_fb)) {
> -		drm_gem_object_unreference_unlocked(obj);
> +		drm_gem_object_put_unlocked(obj);
>  		return ERR_PTR((long)hibmc_fb);
>  	}
>  	return &hibmc_fb->fb;
> -- 
> 2.7.4
> 

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