From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ns.lynxeye.de ([87.118.118.114] helo=lynxeye.de) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YTdgr-0007hj-Db for barebox@lists.infradead.org; Thu, 05 Mar 2015 21:52:27 +0000 Received: from tellur.intern.lynxeye.de (p57B5E414.dip0.t-ipconnect.de [87.181.228.20]) by lynxeye.de (Postfix) with ESMTPA id BF41B26C2007 for ; Thu, 5 Mar 2015 22:50:34 +0100 (CET) From: Lucas Stach Date: Thu, 5 Mar 2015 22:50:21 +0100 Message-Id: <1425592221-23774-31-git-send-email-dev@lynxeye.de> In-Reply-To: <1425592221-23774-1-git-send-email-dev@lynxeye.de> References: <1425592221-23774-1-git-send-email-dev@lynxeye.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH v2 27/27] ARM: MMU: unexport cache maintenance functions To: barebox@lists.infradead.org Those should only be used internally. All users should rather use the streaming DMA API, which does proper cache maintenance. Signed-off-by: Lucas Stach --- arch/arm/cpu/mmu.c | 35 ++++++++++++++--------------------- arch/arm/include/asm/mmu.h | 14 -------------- 2 files changed, 14 insertions(+), 35 deletions(-) diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c index f1ebd29..ba48010 100644 --- a/arch/arm/cpu/mmu.c +++ b/arch/arm/cpu/mmu.c @@ -159,6 +159,20 @@ static u32 *find_pte(unsigned long adr) return &table[(adr >> PAGE_SHIFT) & 0xff]; } +static void dma_flush_range(unsigned long start, unsigned long end) +{ + if (outer_cache.flush_range) + outer_cache.flush_range(start, end); + __dma_flush_range(start, end); +} + +static void dma_inv_range(unsigned long start, unsigned long end) +{ + if (outer_cache.inv_range) + outer_cache.inv_range(start, end); + __dma_inv_range(start, end); +} + void remap_range(void *_start, size_t size, uint32_t flags) { unsigned long start = (unsigned long)_start; @@ -414,27 +428,6 @@ void dma_free_coherent(void *mem, dma_addr_t dma_handle, size_t size) free(mem); } -void dma_clean_range(unsigned long start, unsigned long end) -{ - if (outer_cache.clean_range) - outer_cache.clean_range(start, end); - __dma_clean_range(start, end); -} - -void dma_flush_range(unsigned long start, unsigned long end) -{ - if (outer_cache.flush_range) - outer_cache.flush_range(start, end); - __dma_flush_range(start, end); -} - -void dma_inv_range(unsigned long start, unsigned long end) -{ - if (outer_cache.inv_range) - outer_cache.inv_range(start, end); - __dma_inv_range(start, end); -} - void dma_sync_single_for_cpu(unsigned long address, size_t size, enum dma_data_direction dir) { diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index 01c20bd..97bb0db 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -27,26 +27,12 @@ static inline void setup_dma_coherent(unsigned long offset) } #ifdef CONFIG_MMU -void dma_clean_range(unsigned long, unsigned long); -void dma_flush_range(unsigned long, unsigned long); -void dma_inv_range(unsigned long, unsigned long); void remap_range(void *_start, size_t size, uint32_t flags); void *map_io_sections(unsigned long physaddr, void *start, size_t size); uint32_t mmu_get_pte_cached_flags(void); uint32_t mmu_get_pte_uncached_flags(void); #else -static inline void dma_clean_range(unsigned long s, unsigned long e) -{ -} - -static inline void dma_flush_range(unsigned long s, unsigned long e) -{ -} - -static inline void dma_inv_range(unsigned long s, unsigned long e) -{ -} static inline void remap_range(void *_start, size_t size, uint32_t flags) { -- 2.1.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox