From patchwork Sat Oct 1 14:19:16 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Burton X-Patchwork-Id: 677356 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 3smVs5722tz9s2G for ; Sun, 2 Oct 2016 00:23:05 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 7529AA75FB; Sat, 1 Oct 2016 16:23:04 +0200 (CEST) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id GBgwAfGuW9AT; Sat, 1 Oct 2016 16:23:04 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id C5AA2A75D2; Sat, 1 Oct 2016 16:23:03 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 4B814A75F6 for ; Sat, 1 Oct 2016 16:23:01 +0200 (CEST) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6vu7LYR7Hy5L for ; Sat, 1 Oct 2016 16:23:01 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from mailapp01.imgtec.com (mailapp02.imgtec.com [217.156.133.132]) by theia.denx.de (Postfix) with ESMTP id 1502FA7576 for ; Sat, 1 Oct 2016 16:22:58 +0200 (CEST) Received: from HHMAIL03.hh.imgtec.org (unknown [10.44.0.21]) by Forcepoint Email with ESMTPS id EAF72B6A52D88; Sat, 1 Oct 2016 15:22:53 +0100 (IST) Received: from localhost (192.168.159.74) by HHMAIL03.hh.imgtec.org (10.44.0.22) with Microsoft SMTP Server (TLS) id 14.3.294.0; Sat, 1 Oct 2016 15:22:57 +0100 From: Paul Burton To: Date: Sat, 1 Oct 2016 15:19:16 +0100 Message-ID: <20161001141931.32354-14-paul.burton@imgtec.com> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20161001141931.32354-1-paul.burton@imgtec.com> References: <20161001141931.32354-1-paul.burton@imgtec.com> MIME-Version: 1.0 X-Originating-IP: [192.168.159.74] Subject: [U-Boot] [PATCH 13/27] mips: Use asm-generic/io.h X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" Convert the mips architecture to make use of the new asm-generic/io.h to provide address mapping functions. As mips actually performs non-identity mapping between physical & virtual addresses we can't simply make use of the generic functions, with the exception of being able to drop our no-op unmap_physmem() and definitions of unused map flags. Signed-off-by: Paul Burton Cc: Daniel Schwierzeck --- arch/mips/include/asm/io.h | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h index 5b86386..be9616a 100644 --- a/arch/mips/include/asm/io.h +++ b/arch/mips/include/asm/io.h @@ -95,6 +95,7 @@ static inline unsigned long virt_to_phys(volatile const void *address) #endif return CPHYSADDR(addr); } +#define virt_to_phys virt_to_phys /* * phys_to_virt - map physical address to virtual @@ -112,6 +113,7 @@ static inline void *phys_to_virt(unsigned long address) { return (void *)(address + PAGE_OFFSET - PHYS_OFFSET); } +#define phys_to_virt phys_to_virt /* * ISA I/O bus memory addresses are 1:1 with the physical address. @@ -490,10 +492,7 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int */ #define sync() mmiowb() -#define MAP_NOCACHE (1) -#define MAP_WRCOMBINE (0) -#define MAP_WRBACK (0) -#define MAP_WRTHROUGH (0) +#define MAP_NOCACHE 1 static inline void * map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) @@ -503,13 +502,7 @@ map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) return (void *)paddr; } - -/* - * Take down a mapping set up by map_physmem(). - */ -static inline void unmap_physmem(void *vaddr, unsigned long flags) -{ -} +#define map_physmem map_physmem #define __BUILD_CLRBITS(bwlq, sfx, end, type) \ \ @@ -566,4 +559,6 @@ BUILD_CLRSETBITS(q, le64, le64, u64) BUILD_CLRSETBITS(q, be64, be64, u64) BUILD_CLRSETBITS(q, 64, _, u64) +#include + #endif /* _ASM_IO_H */