libkms: use drm_mmap/drm_munmap wrappers

... for all by exynos.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
diff --git a/libkms/nouveau.c b/libkms/nouveau.c
index 15c012e..228903f 100644
--- a/libkms/nouveau.c
+++ b/libkms/nouveau.c
@@ -36,9 +36,9 @@
 #include <string.h>
 #include "internal.h"
 
-#include <sys/mman.h>
 #include <sys/ioctl.h>
 #include "xf86drm.h"
+#include "libdrm.h"
 
 #include "nouveau_drm.h"
 
@@ -155,7 +155,7 @@
 		return 0;
 	}
 
-	map = mmap(0, bo->base.size, PROT_READ | PROT_WRITE, MAP_SHARED, bo->base.kms->fd, bo->map_handle);
+	map = drm_mmap(0, bo->base.size, PROT_READ | PROT_WRITE, MAP_SHARED, bo->base.kms->fd, bo->map_handle);
 	if (map == MAP_FAILED)
 		return -errno;
 
@@ -183,7 +183,7 @@
 
 	if (bo->base.ptr) {
 		/* XXX Sanity check map_count */
-		munmap(bo->base.ptr, bo->base.size);
+		drm_munmap(bo->base.ptr, bo->base.size);
 		bo->base.ptr = NULL;
 	}