From 395718e9f6445369089dba16fa50182c5e0528f5 Mon Sep 17 00:00:00 2001 From: Jianhua Xie <jianhua.xie@nxp.com> Date: Fri, 29 Jan 2016 16:40:46 +0800 Subject: [PATCH] arm: add pgprot_cached and pgprot_cached_ns support Signed-off-by: Jianhua Xie <jianhua.xie@nxp.com> --- arch/arm/include/asm/pgtable.h | 7 +++++++ 1 file changed, 7 insertions(+) --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -125,6 +125,13 @@ extern pgprot_t pgprot_s2_device; #define pgprot_noncached(prot) \ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_UNCACHED) +#define pgprot_cached(prot) \ + __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED) + +#define pgprot_cached_ns(prot) \ + __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED | \ + L_PTE_MT_DEV_NONSHARED) + #define pgprot_writecombine(prot) \ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_BUFFERABLE)