OK, I'll split it.

On Fri, Aug 3, 2012 at 4:01 PM, Michel Dänzer michel@daenzer.net wrote:

On Fre, 2012-08-03 at 15:06 +0800, Huacai Chen wrote:

...

1, Handle io prot correctly for MIPS. 2, Define SAREA_MAX as the size of one page. 3, Include swiotlb.h if SWIOTLB configured.

Signed-off-by: Huacai Chen chenhc@lemote.com Signed-off-by: Hongliang Tao taohl@lemote.com Signed-off-by: Hua Yan yanh@lemote.com Cc: dri-devel@lists.freedesktop.org

---

drivers/gpu/drm/drm_vm.c | 2 +- drivers/gpu/drm/radeon/radeon_ttm.c | 4 ++++ drivers/gpu/drm/ttm/ttm_bo_util.c | 2 +- include/drm/drm_sarea.h | 2 ++ 4 files changed, 8 insertions(+), 2 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); #endif return tmp; diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 5b71c71..fc3ac22 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -41,6 +41,10 @@ #include "radeon_reg.h" #include "radeon.h"

+#ifdef CONFIG_SWIOTLB +#include <linux/swiotlb.h> +#endif

#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)

static int radeon_ttm_debugfs_init(struct radeon_device *rdev); diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index f8187ea..0df71ea 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -472,7 +472,7 @@ pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp) else tmp = pgprot_noncached(tmp); #endif -#if defined(__sparc__) +#if defined(__sparc__) || defined(__mips__) if (!(caching_flags & TTM_PL_FLAG_CACHED)) tmp = pgprot_noncached(tmp); #endif diff --git a/include/drm/drm_sarea.h b/include/drm/drm_sarea.h index ee5389d..1d1a858 100644 --- a/include/drm/drm_sarea.h +++ b/include/drm/drm_sarea.h @@ -37,6 +37,8 @@ /* SAREA area needs to be at least a page */ #if defined(__alpha__) #define SAREA_MAX 0x2000U +#elif defined(__mips__) +#define SAREA_MAX 0x4000U #elif defined(__ia64__) #define SAREA_MAX 0x10000U /* 64kB */ #else

This should be four separate patches.

-- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer