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From: Christoph Hellwig <hch@lst.de>
To: unlisted-recipients:; (no To-header on input)
Cc: linux-arch@vger.kernel.org, Michal Simek <monstr@monstr.eu>,
	Greentime Hu <green.hu@gmail.com>,
	Vincent Chen <deanbo422@gmail.com>,
	linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org,
	linux-m68k@vger.kernel.org, nios2-dev@lists.rocketboards.org,
	openrisc@lists.librecores.org, linux-parisc@vger.kernel.org,
	linux-sh@vger.kernel.org, sparclinux@vger.kernel.org,
	linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org
Subject: [PATCH 12/22] microblaze: remove the consistent_sync and consistent_sync_page
Date: Fri, 20 Apr 2018 10:03:03 +0200	[thread overview]
Message-ID: <20180420080313.18796-13-hch@lst.de> (raw)
In-Reply-To: <20180420080313.18796-1-hch@lst.de>

Both unused.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/microblaze/include/asm/pgtable.h |  3 --
 arch/microblaze/mm/consistent.c       | 45 ---------------------------
 2 files changed, 48 deletions(-)

diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h
index 5174733fb489..ac6a37bd41ec 100644
--- a/arch/microblaze/include/asm/pgtable.h
+++ b/arch/microblaze/include/asm/pgtable.h
@@ -551,9 +551,6 @@ void __init *early_get_page(void);
 
 extern unsigned long ioremap_bot, ioremap_base;
 
-void consistent_sync(void *vaddr, size_t size, int direction);
-void consistent_sync_page(struct page *page, unsigned long offset,
-	size_t size, int direction);
 unsigned long consistent_virt_to_pfn(void *vaddr);
 
 void setup_memory(void);
diff --git a/arch/microblaze/mm/consistent.c b/arch/microblaze/mm/consistent.c
index b9a9c8c3397b..c9a278ac795a 100644
--- a/arch/microblaze/mm/consistent.c
+++ b/arch/microblaze/mm/consistent.c
@@ -220,48 +220,3 @@ void arch_dma_free(struct device *dev, size_t size, void *vaddr,
 	flush_tlb_all();
 #endif
 }
-
-/*
- * make an area consistent.
- */
-void consistent_sync(void *vaddr, size_t size, int direction)
-{
-	unsigned long start;
-	unsigned long end;
-
-	start = (unsigned long)vaddr;
-
-	/* Convert start address back down to unshadowed memory region */
-#ifdef CONFIG_XILINX_UNCACHED_SHADOW
-	start &= ~UNCACHED_SHADOW_MASK;
-#endif
-	end = start + size;
-
-	switch (direction) {
-	case PCI_DMA_NONE:
-		BUG();
-	case PCI_DMA_FROMDEVICE:	/* invalidate only */
-		invalidate_dcache_range(start, end);
-		break;
-	case PCI_DMA_TODEVICE:		/* writeback only */
-		flush_dcache_range(start, end);
-		break;
-	case PCI_DMA_BIDIRECTIONAL:	/* writeback and invalidate */
-		flush_dcache_range(start, end);
-		break;
-	}
-}
-EXPORT_SYMBOL(consistent_sync);
-
-/*
- * consistent_sync_page makes memory consistent. identical
- * to consistent_sync, but takes a struct page instead of a
- * virtual address
- */
-void consistent_sync_page(struct page *page, unsigned long offset,
-	size_t size, int direction)
-{
-	unsigned long start = (unsigned long)page_address(page) + offset;
-	consistent_sync((void *)start, size, direction);
-}
-EXPORT_SYMBOL(consistent_sync_page);
-- 
2.17.0

  parent reply	other threads:[~2018-04-20  8:12 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-20  8:02 Christoph Hellwig
2018-04-20  8:02 ` [PATCH 01/22] dma-debug: move initialization to common code Christoph Hellwig
2018-04-20 10:23   ` Robin Murphy
2018-04-24  7:35     ` Christoph Hellwig
2018-04-20  8:02 ` [PATCH 02/22] dma-mapping: simplify Kconfig dependencies Christoph Hellwig
2018-04-20  8:02 ` [PATCH 03/22] dma-mapping: provide a generic dma-noncoherent implementation Christoph Hellwig
2018-04-20  8:02 ` [PATCH 04/22] alpha: use dma_direct_ops for jensen Christoph Hellwig
2018-04-20  8:02 ` [PATCH 05/22] alpha: simplify get_arch_dma_ops Christoph Hellwig
2018-04-20  8:02 ` [PATCH 06/22] arc: use generic dma_noncoherent_ops Christoph Hellwig
2018-04-25 11:17   ` Alexey Brodkin
2018-04-26  6:45     ` hch
2018-04-26  8:25       ` hch
2018-04-20  8:02 ` [PATCH 07/22] arm-nommu: " Christoph Hellwig
2018-04-20  8:02 ` [PATCH 08/22] c6x: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 09/22] hexagon: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 10/22] m68k: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 11/22] microblaze: " Christoph Hellwig
2018-04-20  8:03 ` Christoph Hellwig [this message]
2018-04-20  8:03 ` [PATCH 13/22] nds32: " Christoph Hellwig
2018-04-23  6:49   ` Greentime Hu
2018-04-24 19:16     ` Christoph Hellwig
2018-04-25  1:43       ` Greentime Hu
2018-04-25  6:40         ` Christoph Hellwig
2018-04-25 12:25           ` Greentime Hu
2018-04-26  6:42             ` Christoph Hellwig
2018-04-26  8:06               ` Greentime Hu
2018-04-26  8:24                 ` Christoph Hellwig
2018-04-26  9:39                   ` Greentime Hu
2018-04-20  8:03 ` [PATCH 14/22] nios2: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 15/22] openrisc: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 16/22] sh: simplify get_arch_dma_ops Christoph Hellwig
2018-04-20  8:03 ` [PATCH 17/22] sh: introduce a sh_cacheop_vaddr helper Christoph Hellwig
2018-04-20  8:03 ` [PATCH 18/22] sh: use dma_direct_ops for the CONFIG_DMA_COHERENT case Christoph Hellwig
2018-04-20  8:03 ` [PATCH 19/22] sh: use generic dma_noncoherent_ops Christoph Hellwig
2018-04-20  8:03 ` [PATCH 20/22] xtensa: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 21/22] sparc: " Christoph Hellwig
2018-04-20  8:03 ` [PATCH 22/22] parisc: " Christoph Hellwig
2018-04-21 17:43   ` Helge Deller
2018-04-21 21:52     ` James Bottomley
2018-04-25  7:21     ` Christoph Hellwig
2018-04-25 21:07       ` Helge Deller
2018-04-21 21:42   ` James Bottomley
2018-04-24  8:20     ` Christoph Hellwig

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