From ed207a743444aca63a4a71eadf6ae19e99ee1534 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Thu, 19 Jul 2018 05:54:40 -0700 Subject: [PATCH] microblaze: remove consistent_sync and consistent_sync_page Both unused. Signed-off-by: Christoph Hellwig Signed-off-by: Michal Simek --- 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 8a2e654b709f..7b650ab14fa0 100644 --- a/arch/microblaze/include/asm/pgtable.h +++ b/arch/microblaze/include/asm/pgtable.h @@ -553,9 +553,6 @@ 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);