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drm: Extract drm_master_relase

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Like with drm_master_open protect it with a check for primary_client
to make it clear that this can't happen on render/control nodes.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1465930269-7883-7-git-send-email-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter
2016-06-14 20:51:01 +02:00
parent 2cbae7e637
commit 14d71ebdb5
3 changed files with 40 additions and 33 deletions
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1
drivers/gpu/drm/drm_internal.h
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@@ -67,6 +67,7 @@ int drm_setmaster_ioctl(struct drm_device *dev, void *data,
int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int drm_master_open(struct drm_file *file_priv);
void drm_master_release(struct drm_file *file_priv);
/* drm_sysfs.c */
extern struct class *drm_class;