Hi,
Huacai Chen chenhuacai@gmail.com writes:
1, Handle io prot correctly for MIPS. 2, Define SAREA_MAX as the size of one page. 3, Don't use swiotlb on Loongson machines (Loonson need swioitlb, but when use swiotlb, GPU reset occurs at resume from suspend).
Signed-off-by: Huacai Chen chenhc@lemote.com Signed-off-by: Hongliang Tao taohl@lemote.com Signed-off-by: Hua Yan yanh@lemote.com Reviewed-by: Michel Dänzer michel@daenzer.net Reviewed-by: Alex Deucher alexdeucher@gmail.com Reviewed-by: Lucas Stach dev@lynxeye.de Reviewed-by: j.glisse j.glisse@gmail.com Cc: dri-devel@lists.freedesktop.org
drivers/gpu/drm/drm_vm.c | 2 +- drivers/gpu/drm/radeon/radeon_ttm.c | 6 +++--- drivers/gpu/drm/ttm/ttm_bo_util.c | 2 +- include/drm/drm_sarea.h | 2 ++ 4 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 961ee08..3f06166 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -62,7 +62,7 @@ static pgprot_t drm_io_prot(uint32_t map_type, struct vm_area_struct *vma) tmp = pgprot_writecombine(tmp); else tmp = pgprot_noncached(tmp); -#elif defined(__sparc__) || defined(__arm__) +#elif defined(__sparc__) || defined(__arm__) || defined(__mips__) tmp = pgprot_noncached(tmp);
btw, would it be a good idea to use uncached accelerated instead ?
Arnaud