diff options
author | Christoph Hellwig <hch@lst.de> | 2018-07-19 05:54:40 -0700 |
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committer | Michal Simek <michal.simek@xilinx.com> | 2018-07-20 14:29:54 +0200 |
commit | ed207a743444aca63a4a71eadf6ae19e99ee1534 (patch) | |
tree | cfb4b4f531665f19a001e17bd332616310d9a193 /arch/microblaze/mm | |
parent | 5411ad27dba1e59923f3865f90ab756fd6b9ab3c (diff) | |
download | linux-ed207a743444aca63a4a71eadf6ae19e99ee1534.tar.bz2 |
microblaze: remove consistent_sync and consistent_sync_page
Both unused.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/microblaze/mm')
-rw-r--r-- | arch/microblaze/mm/consistent.c | 45 |
1 files changed, 0 insertions, 45 deletions
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); |