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drm/framebuffer: drm_framebuffer_read_refcount() constify argument

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Constify argument so functions calling into this take a const argument.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171107191348.17555-3-noralf@tronnes.org
This commit is contained in:
Noralf Trønnes
2017-11-07 20:13:38 +01:00
parent bf38b05503
commit 6ff1086e21
1 changed files with 1 additions and 1 deletions
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2
include/drm/drm_framebuffer.h
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@@ -263,7 +263,7 @@ static inline void drm_framebuffer_unreference(struct drm_framebuffer *fb)
* *
* This functions returns the framebuffer's reference count. * This functions returns the framebuffer's reference count.
*/ */
static inline uint32_t drm_framebuffer_read_refcount(struct drm_framebuffer *fb) static inline uint32_t drm_framebuffer_read_refcount(const struct drm_framebuffer *fb)
{ {
return kref_read(&fb->base.refcount); return kref_read(&fb->base.refcount);
} }