can: raw: raw_setsockopt: limit number of can_filter that can be set

[firefly-linux-kernel-4.4.55.git] / include / drm / drm_cache.h

diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h
index 7bfb063029d83fe1374e78a174f4a638bc39bc49..cebecff536a3a6aec1b06c69e32d8bb4ec2f4f29 100644 (file)
--- a/include/drm/drm_cache.h
+++ b/include/drm/drm_cache.h
@@ -35,4 +35,15 @@
 
 void drm_clflush_pages(struct page *pages[], unsigned long num_pages);
 
+static inline bool drm_arch_can_wc_memory(void)
+{
+#if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE)
+       return false;
+#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON3)
+       return false;
+#else
+       return true;
+#endif
+}
+
 #endif