From: Andy Lutomirski <luto@amacapital.net>
Date: Mon, 13 May 2013 23:58:47 +0000 (+0000)
Subject: drm: Remove mtrr_add and mtrr_del fallback hack for non-MTRR systems
X-Git-Tag: accepted/tizen/common/20141203.182822~1901^2~123
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=03dae7c567d24c49e826a033df45802ac9d1d6c8;p=platform%2Fkernel%2Flinux-arm64.git

drm: Remove mtrr_add and mtrr_del fallback hack for non-MTRR systems

There are no users left in drivers/gpu.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 5a876555..b06f5af 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -55,16 +55,13 @@
 #include <linux/mm.h>
 #include <linux/cdev.h>
 #include <linux/mutex.h>
+#include <linux/io.h>
 #include <linux/slab.h>
 #if defined(__alpha__) || defined(__powerpc__)
 #include <asm/pgtable.h>	/* For pte_wrprotect */
 #endif
-#include <asm/io.h>
 #include <asm/mman.h>
 #include <asm/uaccess.h>
-#ifdef CONFIG_MTRR
-#include <asm/mtrr.h>
-#endif
 #if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
 #include <linux/types.h>
 #include <linux/agp_backend.h>
diff --git a/include/drm/drm_os_linux.h b/include/drm/drm_os_linux.h
index 675ddf4..815fafc 100644
--- a/include/drm/drm_os_linux.h
+++ b/include/drm/drm_os_linux.h
@@ -65,22 +65,6 @@ struct no_agp_kern {
 #define DRM_AGP_KERN            struct no_agp_kern
 #endif
 
-#if !(__OS_HAS_MTRR)
-static __inline__ int mtrr_add(unsigned long base, unsigned long size,
-			       unsigned int type, char increment)
-{
-	return -ENODEV;
-}
-
-static __inline__ int mtrr_del(int reg, unsigned long base, unsigned long size)
-{
-	return -ENODEV;
-}
-
-#define MTRR_TYPE_WRCOMB     1
-
-#endif
-
 /** Other copying of data to kernel space */
 #define DRM_COPY_FROM_USER(arg1, arg2, arg3)		\
 	copy_from_user(arg1, arg2, arg3)