Commit 221004c6 authored Apr 19, 2016 by Huacai Chen Committed by Dave Airlie Apr 22, 2016

drm: Loongson-3 doesn't fully support wc memory



Signed-off-by: Huacai Chen <chenhc@lemote.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

parent 005e8dad

include/drm/drm_cache.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,8 @@ 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