drm/arc: Fix some sparse warnings
Fixes the following sparse warnings:
drivers/gpu/drm/arc/arcpgu_drv.c:52:5: warning:
symbol 'arcpgu_gem_mmap' was not declared. Should it be static?
drivers/gpu/drm/arc/arcpgu_drv.c:134:48: warning:
Using plain integer as NULL pointer
drivers/gpu/drm/arc/arcpgu_drv.c:155:5: warning:
symbol 'arcpgu_unload' was not declared. Should it be static?
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c
index 20a5f2c..c501576 100644
--- a/drivers/gpu/drm/arc/arcpgu_drv.c
+++ b/drivers/gpu/drm/arc/arcpgu_drv.c
@@ -48,7 +48,7 @@
drm->mode_config.funcs = &arcpgu_drm_modecfg_funcs;
}
-int arcpgu_gem_mmap(struct file *filp, struct vm_area_struct *vma)
+static int arcpgu_gem_mmap(struct file *filp, struct vm_area_struct *vma)
{
int ret;
@@ -130,7 +130,7 @@
if (ret < 0)
return ret;
} else {
- ret = arcpgu_drm_sim_init(drm, 0);
+ ret = arcpgu_drm_sim_init(drm, NULL);
if (ret < 0)
return ret;
}
@@ -151,7 +151,7 @@
return 0;
}
-int arcpgu_unload(struct drm_device *drm)
+static int arcpgu_unload(struct drm_device *drm)
{
struct arcpgu_drm_private *arcpgu = drm->dev_private;