linux-kernel - [PATCH 04/10] drm: make drm_vblank

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Message-Id: <1465308482-15104-4-git-send-email-gustavo@padovan.org>
Date:	Tue,  7 Jun 2016 11:07:56 -0300
From:	Gustavo Padovan <gustavo@...ovan.org>
To:	dri-devel@...ts.freedesktop.org
Cc:	Gustavo Padovan <gustavo.padovan@...labora.co.uk>,
	David Airlie <airlied@...ux.ie>,
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 04/10] drm: make drm_vblank_{get,put}() static

From: Gustavo Padovan <gustavo.padovan@...labora.co.uk>

As they are not used anywhere outside drm_irq.c make them static.

Signed-off-by: Gustavo Padovan <gustavo.padovan@...labora.co.uk>
---
 drivers/gpu/drm/drm_irq.c | 10 ++--------
 include/drm/drmP.h        |  2 --
 2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 38cc782..76e39c5 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -1108,7 +1108,7 @@ static int drm_vblank_enable(struct drm_device *dev, unsigned int pipe)
  * Returns:
  * Zero on success or a negative error code on failure.
  */
-int drm_vblank_get(struct drm_device *dev, unsigned int pipe)
+static int drm_vblank_get(struct drm_device *dev, unsigned int pipe)
 {
 	struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
 	unsigned long irqflags;
@@ -1134,7 +1134,6 @@ int drm_vblank_get(struct drm_device *dev, unsigned int pipe)
 
 	return ret;
 }
-EXPORT_SYMBOL(drm_vblank_get);
 
 /**
  * drm_crtc_vblank_get - get a reference count on vblank events
@@ -1143,8 +1142,6 @@ EXPORT_SYMBOL(drm_vblank_get);
  * Acquire a reference count on vblank events to avoid having them disabled
  * while in use.
  *
- * This is the native kms version of drm_vblank_get().
- *
  * Returns:
  * Zero on success or a negative error code on failure.
  */
@@ -1164,7 +1161,7 @@ EXPORT_SYMBOL(drm_crtc_vblank_get);
  *
  * This is the legacy version of drm_crtc_vblank_put().
  */
-void drm_vblank_put(struct drm_device *dev, unsigned int pipe)
+static void drm_vblank_put(struct drm_device *dev, unsigned int pipe)
 {
 	struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
 
@@ -1185,7 +1182,6 @@ void drm_vblank_put(struct drm_device *dev, unsigned int pipe)
 				  jiffies + ((drm_vblank_offdelay * HZ)/1000));
 	}
 }
-EXPORT_SYMBOL(drm_vblank_put);
 
 /**
  * drm_crtc_vblank_put - give up ownership of vblank events
@@ -1193,8 +1189,6 @@ EXPORT_SYMBOL(drm_vblank_put);
  *
  * Release ownership of a given vblank counter, turning off interrupts
  * if possible. Disable interrupts after drm_vblank_offdelay milliseconds.
- *
- * This is the native kms version of drm_vblank_put().
  */
 void drm_crtc_vblank_put(struct drm_crtc *crtc)
 {
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 924b4fd..23f79a5 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -975,8 +975,6 @@ extern void drm_crtc_arm_vblank_event(struct drm_crtc *crtc,
 				      struct drm_pending_vblank_event *e);
 extern bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe);
 extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
-extern int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
-extern void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
 extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
 extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
 extern void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe);
-- 
2.5.5