diff options
Diffstat (limited to 'include/drm/drm_cache.h')
-rw-r--r-- | include/drm/drm_cache.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h index 7bfb063029d8..cebecff536a3 100644 --- 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 |