[PATCH] drm: Don't export internal module variables

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Drivers really have no business touching these. Noticed because
exynose _did_ touch the vblank off delay, which could potentially
affect other drivers.

drm_debug is an exception since it's used in macros and inline
functions.

v2: Drop bonghits changes. Note to self: Don't submit patches
before first coffee.

Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
 drivers/gpu/drm/drm_stub.c              | 4 ----
 drivers/gpu/drm/exynos/exynos_drm_drv.c | 4 ----
 drivers/gpu/drm/exynos/exynos_drm_drv.h | 2 --
 3 files changed, 10 deletions(-)

diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 3727ac8bc310..998782a88520 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -43,17 +43,13 @@ unsigned int drm_debug = 0;	/* 1 to enable debug output */
 EXPORT_SYMBOL(drm_debug);
 
 unsigned int drm_rnodes = 0;	/* 1 to enable experimental render nodes API */
-EXPORT_SYMBOL(drm_rnodes);
 
 /* 1 to allow user space to request universal planes (experimental) */
 unsigned int drm_universal_planes = 0;
-EXPORT_SYMBOL(drm_universal_planes);
 
 unsigned int drm_vblank_offdelay = 5000;    /* Default to 5000 msecs. */
-EXPORT_SYMBOL(drm_vblank_offdelay);
 
 unsigned int drm_timestamp_precision = 20;  /* Default to 20 usecs. */
-EXPORT_SYMBOL(drm_timestamp_precision);
 
 /*
  * Default to use monotonic timestamps for wait-for-vblank and page-flip
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 2d27ba23a6a8..d7c50b0da510 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -38,8 +38,6 @@
 #define DRIVER_MAJOR	1
 #define DRIVER_MINOR	0
 
-#define VBLANK_OFF_DELAY	50000
-
 /* platform device pointer for eynos drm device. */
 static struct platform_device *exynos_drm_pdev;
 
@@ -109,8 +107,6 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
 	/* setup possible_clones. */
 	exynos_drm_encoder_setup(dev);
 
-	drm_vblank_offdelay = VBLANK_OFF_DELAY;
-
 	platform_set_drvdata(dev->platformdev, dev);
 
 	/* force connectors detection */
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index ce3e6a30deaa..e28f792d628c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -40,8 +40,6 @@ struct drm_device;
 struct exynos_drm_overlay;
 struct drm_connector;
 
-extern unsigned int drm_vblank_offdelay;
-
 /* this enumerates display type. */
 enum exynos_drm_output_type {
 	EXYNOS_DISPLAY_TYPE_NONE,
-- 
1.9.2

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