drm/etnaviv: remove unused function etnaviv_gem_mapping_reference

Hasn't been used for quite a while. There is no point in keeping
unused code around.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Guido Günther <agx@sigxcpu.org>

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
index 727bb3f5ceb28b2c3a85f463285e56aacd97993e..e199a6833ff0063e573749f440a62bff45432582 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
@@ -235,18 +235,6 @@ etnaviv_gem_get_vram_mapping(struct etnaviv_gem_object *obj,
        return NULL;
 }
 
-void etnaviv_gem_mapping_reference(struct etnaviv_vram_mapping *mapping)
-{
-       struct etnaviv_gem_object *etnaviv_obj = mapping->object;
-
-       drm_gem_object_get(&etnaviv_obj->base);
-
-       mutex_lock(&etnaviv_obj->lock);
-       WARN_ON(mapping->use == 0);
-       mapping->use += 1;
-       mutex_unlock(&etnaviv_obj->lock);
-}
-
 void etnaviv_gem_mapping_unreference(struct etnaviv_vram_mapping *mapping)
 {
        struct etnaviv_gem_object *etnaviv_obj = mapping->object;

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.h b/drivers/gpu/drm/etnaviv/etnaviv_gem.h
index 753c458497d0e119cd82a9959b41484be0c13582..d7d8a835f3795f98661cada75fec1cfdb3e82808 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.h
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.h
@@ -120,7 +120,6 @@ void etnaviv_gem_put_pages(struct etnaviv_gem_object *obj);
 
 struct etnaviv_vram_mapping *etnaviv_gem_mapping_get(
        struct drm_gem_object *obj, struct etnaviv_gpu *gpu);
-void etnaviv_gem_mapping_reference(struct etnaviv_vram_mapping *mapping);
 void etnaviv_gem_mapping_unreference(struct etnaviv_vram_mapping *mapping);
 
 #endif /* __ETNAVIV_GEM_H__ */