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From: Daniel Vetter <daniel@ffwll.ch>
To: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 05/12] drm/legacy: move lock cleanup for master into lock file
Date: Tue, 23 Apr 2019 20:44:17 +0200	[thread overview]
Message-ID: <20190423184417.GA9857@phenom.ffwll.local> (raw)
In-Reply-To: <20190423020041.32702-6-airlied@gmail.com>

On Tue, Apr 23, 2019 at 12:00:34PM +1000, Dave Airlie wrote:
> From: Dave Airlie <airlied@redhat.com>
> 
> This makes it easier to remove legacy code later.
> 
> Signed-off-by: Dave Airlie <airlied@redhat.com>
> ---
>  drivers/gpu/drm/drm_auth.c   | 14 +-------------
>  drivers/gpu/drm/drm_legacy.h |  1 +
>  drivers/gpu/drm/drm_lock.c   | 16 ++++++++++++++++
>  3 files changed, 18 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
> index 1669c42c40ed..ef8c4353829b 100644
> --- a/drivers/gpu/drm/drm_auth.c
> +++ b/drivers/gpu/drm/drm_auth.c
> @@ -275,19 +275,7 @@ void drm_master_release(struct drm_file *file_priv)
>  		goto out;
>  
>  	if (drm_core_check_feature(dev, DRIVER_LEGACY)) {

Bikeshed (aka feel free to ignore): I'd also move the DRIVER_LEGACY check
into the helper, the drm_legacy_ function prefix is kinda clear enough.

Also, drop the {} to appease checkpatch.

Whatever, I like so Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> -		/*
> -		 * Since the master is disappearing, so is the
> -		 * possibility to lock.
> -		 */
> -		mutex_lock(&dev->struct_mutex);
> -		if (master->lock.hw_lock) {
> -			if (dev->sigdata.lock == master->lock.hw_lock)
> -				dev->sigdata.lock = NULL;
> -			master->lock.hw_lock = NULL;
> -			master->lock.file_priv = NULL;
> -			wake_up_interruptible_all(&master->lock.lock_queue);
> -		}
> -		mutex_unlock(&dev->struct_mutex);
> +		drm_legacy_lock_master_cleanup(dev, master);
>  	}
>  
>  	if (dev->master == file_priv->master)
> diff --git a/drivers/gpu/drm/drm_legacy.h b/drivers/gpu/drm/drm_legacy.h
> index 3dc626090fcb..974c2be6bcd5 100644
> --- a/drivers/gpu/drm/drm_legacy.h
> +++ b/drivers/gpu/drm/drm_legacy.h
> @@ -126,4 +126,5 @@ int drm_legacy_sg_alloc(struct drm_device *dev, void *data,
>  int drm_legacy_sg_free(struct drm_device *dev, void *data,
>  		       struct drm_file *file_priv);
>  
> +void drm_legacy_lock_master_cleanup(struct drm_device *dev, struct drm_master *master);
>  #endif /* __DRM_LEGACY_H__ */
> diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c
> index 67a1a2ca7174..b37874a15e23 100644
> --- a/drivers/gpu/drm/drm_lock.c
> +++ b/drivers/gpu/drm/drm_lock.c
> @@ -347,3 +347,19 @@ void drm_legacy_lock_release(struct drm_device *dev, struct file *filp)
>  				     _DRM_LOCKING_CONTEXT(file_priv->master->lock.hw_lock->lock));
>  	}
>  }
> +
> +void drm_legacy_lock_master_cleanup(struct drm_device *dev, struct drm_master *master)
> +{
> +	/*
> +	 * Since the master is disappearing, so is the
> +	 * possibility to lock.
> +	 */	mutex_lock(&dev->struct_mutex);
> +	if (master->lock.hw_lock) {
> +		if (dev->sigdata.lock == master->lock.hw_lock)
> +			dev->sigdata.lock = NULL;
> +		master->lock.hw_lock = NULL;
> +		master->lock.file_priv = NULL;
> +		wake_up_interruptible_all(&master->lock.lock_queue);
> +	}
> +	mutex_unlock(&dev->struct_mutex);
> +}
> -- 
> 2.20.1
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  reply	other threads:[~2019-04-23 18:44 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-23  2:00 drm: make legacy support code optional Dave Airlie
2019-04-23  2:00 ` [PATCH 01/12] drm/nouveau: add kconfig option to turn off nouveau legacy contexts. (v2) Dave Airlie
2019-04-23  2:00 ` [PATCH 02/12] drm/legacy: move drm_legacy_master_rmmaps to non-driver legacy header Dave Airlie
2019-04-23  2:00 ` [PATCH 03/12] drm/legacy: move map cleanups into drm_bufs.c Dave Airlie
2019-04-23  2:00 ` [PATCH 04/12] drm/radeon: drop unused ati pcigart include Dave Airlie
2019-04-23 13:07   ` Christian König
2019-04-23  2:00 ` [PATCH 05/12] drm/legacy: move lock cleanup for master into lock file Dave Airlie
2019-04-23 18:44   ` Daniel Vetter [this message]
2019-04-23  2:00 ` [PATCH 06/12] drm/legacy: move map_hash create/destroy into inlines Dave Airlie
2019-04-23 18:45   ` Daniel Vetter
2019-04-23 18:58     ` Daniel Vetter
2019-04-23 19:48   ` Sam Ravnborg
2019-04-23  2:00 ` [PATCH 07/12] drm/legacy: move init/destroy of struct members " Dave Airlie
2019-04-23 18:46   ` Daniel Vetter
2019-04-23 19:52   ` Sam Ravnborg
2019-04-23  2:00 ` [PATCH 08/12] drm/legacy: move legacy dev reinit into an inline Dave Airlie
2019-04-23 18:47   ` Daniel Vetter
2019-04-23 19:55   ` Sam Ravnborg
2019-04-23  2:00 ` [PATCH 09/12] drm/legacy: don't include any of ati_pcigart in legacy Dave Airlie
2019-04-23 18:50   ` Daniel Vetter
2019-04-23 19:58     ` Sam Ravnborg
2019-04-23  2:00 ` [PATCH 10/12] drm: allow removal of legacy codepaths (v4) Dave Airlie
2019-04-23 18:53   ` Daniel Vetter
2019-04-23  2:00 ` [PATCH 11/12] drm/legacy: place all drm legacy members under DRM_LEGACY Dave Airlie
2019-04-23 18:55   ` Daniel Vetter
2019-04-23  2:00 ` [PATCH 12/12] drm/legacy: remove some legacy lock struct members Dave Airlie
2019-04-23 18:57   ` Daniel Vetter

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