From 04cf55e1fa5ff0c83756b803a47cb6bd0b39f38b Mon Sep 17 00:00:00 2001 From: Huacai Chen Date: Sat, 11 Aug 2012 09:32:17 +0000 Subject: drm: Handle io prot correctly for MIPS. Signed-off-by: Huacai Chen Signed-off-by: Hongliang Tao Signed-off-by: Hua Yan Cc: dri-devel@lists.freedesktop.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/drm_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/drm_vm.c') diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 961ee08927fe..3f0616672531 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; -- cgit v1.2.3 From 93eb58d53fb14e9eeb1b42f8c04dbd7afc09adf7 Mon Sep 17 00:00:00 2001 From: "Robert P. J. Day" Date: Thu, 30 Aug 2012 11:23:46 +0000 Subject: drm: Remove unnecessary test for ARM. Since arch/arm/include/asm/pgtable.h contains: #define io_remap_pfn_range(vma,from,pfn,size,prot) \ remap_pfn_range(vma, from, pfn, size, prot) there is no point treating ARM as a special case in distinguishing between remap_pfn_range() and io_remap_pfn_range(). Signed-off-by: Robert P. J. Day Signed-off-by: Dave Airlie --- drivers/gpu/drm/drm_vm.c | 9 --------- 1 file changed, 9 deletions(-) (limited to 'drivers/gpu/drm/drm_vm.c') diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 3f0616672531..6fed21502313 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -619,20 +619,11 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) offset = drm_core_get_reg_ofs(dev); vma->vm_flags |= VM_IO; /* not in core dump */ vma->vm_page_prot = drm_io_prot(map->type, vma); -#if !defined(__arm__) if (io_remap_pfn_range(vma, vma->vm_start, (map->offset + offset) >> PAGE_SHIFT, vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; -#else - if (remap_pfn_range(vma, vma->vm_start, - (map->offset + offset) >> PAGE_SHIFT, - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) - return -EAGAIN; -#endif - DRM_DEBUG(" Type = %d; start = 0x%lx, end = 0x%lx," " offset = 0x%llx\n", map->type, -- cgit v1.2.3