Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ed207a74 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Michal Simek
Browse files

microblaze: remove consistent_sync and consistent_sync_page 



Both unused.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
parent 5411ad27

arch/microblaze/include/asm/pgtable.h

+0 −3
Original line number Diff line number Diff line
@@ -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);

arch/microblaze/mm/consistent.c

+0 −45
Original line number Diff line number Diff line
@@ -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);