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Diffstat (limited to 'arch/mn10300/mm/cache-smp-inv.c')
| -rw-r--r-- | arch/mn10300/mm/cache-smp-inv.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/arch/mn10300/mm/cache-smp-inv.c b/arch/mn10300/mm/cache-smp-inv.c deleted file mode 100644 index ff1787358c8e..000000000000 --- a/arch/mn10300/mm/cache-smp-inv.c +++ /dev/null @@ -1,153 +0,0 @@ -/* Functions for global i/dcache invalidation when caching in SMP - * - * Copyright (C) 2010 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#include <linux/mm.h> -#include <asm/cacheflush.h> -#include "cache-smp.h" - -/** - * mn10300_icache_inv - Globally invalidate instruction cache - * - * Invalidate the instruction cache on all CPUs. - */ -void mn10300_icache_inv(void) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_icache_inv(); - smp_cache_call(SMP_ICACHE_INV, 0, 0); - smp_unlock_cache(flags); -} - -/** - * mn10300_icache_inv_page - Globally invalidate a page of instruction cache - * @start: The address of the page of memory to be invalidated. - * - * Invalidate a range of addresses in the instruction cache on all CPUs - * covering the page that includes the given address. - */ -void mn10300_icache_inv_page(unsigned long start) -{ - unsigned long flags; - - start &= ~(PAGE_SIZE-1); - - flags = smp_lock_cache(); - mn10300_local_icache_inv_page(start); - smp_cache_call(SMP_ICACHE_INV_RANGE, start, start + PAGE_SIZE); - smp_unlock_cache(flags); -} - -/** - * mn10300_icache_inv_range - Globally invalidate range of instruction cache - * @start: The start address of the region to be invalidated. - * @end: The end address of the region to be invalidated. - * - * Invalidate a range of addresses in the instruction cache on all CPUs, - * between start and end-1 inclusive. - */ -void mn10300_icache_inv_range(unsigned long start, unsigned long end) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_icache_inv_range(start, end); - smp_cache_call(SMP_ICACHE_INV_RANGE, start, end); - smp_unlock_cache(flags); -} - -/** - * mn10300_icache_inv_range2 - Globally invalidate range of instruction cache - * @start: The start address of the region to be invalidated. - * @size: The size of the region to be invalidated. - * - * Invalidate a range of addresses in the instruction cache on all CPUs, - * between start and start+size-1 inclusive. - */ -void mn10300_icache_inv_range2(unsigned long start, unsigned long size) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_icache_inv_range2(start, size); - smp_cache_call(SMP_ICACHE_INV_RANGE, start, start + size); - smp_unlock_cache(flags); -} - -/** - * mn10300_dcache_inv - Globally invalidate data cache - * - * Invalidate the data cache on all CPUs. - */ -void mn10300_dcache_inv(void) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_dcache_inv(); - smp_cache_call(SMP_DCACHE_INV, 0, 0); - smp_unlock_cache(flags); -} - -/** - * mn10300_dcache_inv_page - Globally invalidate a page of data cache - * @start: The address of the page of memory to be invalidated. - * - * Invalidate a range of addresses in the data cache on all CPUs covering the - * page that includes the given address. - */ -void mn10300_dcache_inv_page(unsigned long start) -{ - unsigned long flags; - - start &= ~(PAGE_SIZE-1); - - flags = smp_lock_cache(); - mn10300_local_dcache_inv_page(start); - smp_cache_call(SMP_DCACHE_INV_RANGE, start, start + PAGE_SIZE); - smp_unlock_cache(flags); -} - -/** - * mn10300_dcache_inv_range - Globally invalidate range of data cache - * @start: The start address of the region to be invalidated. - * @end: The end address of the region to be invalidated. - * - * Invalidate a range of addresses in the data cache on all CPUs, between start - * and end-1 inclusive. - */ -void mn10300_dcache_inv_range(unsigned long start, unsigned long end) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_dcache_inv_range(start, end); - smp_cache_call(SMP_DCACHE_INV_RANGE, start, end); - smp_unlock_cache(flags); -} - -/** - * mn10300_dcache_inv_range2 - Globally invalidate range of data cache - * @start: The start address of the region to be invalidated. - * @size: The size of the region to be invalidated. - * - * Invalidate a range of addresses in the data cache on all CPUs, between start - * and start+size-1 inclusive. - */ -void mn10300_dcache_inv_range2(unsigned long start, unsigned long size) -{ - unsigned long flags; - - flags = smp_lock_cache(); - mn10300_local_dcache_inv_range2(start, size); - smp_cache_call(SMP_DCACHE_INV_RANGE, start, start + size); - smp_unlock_cache(flags); -} |