mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-19 13:35:27 +03:00
16cbe040ff
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7337 3c298f89-4303-0410-b956-a3cf2f4a3e73
58 lines
2.1 KiB
Diff
58 lines
2.1 KiB
Diff
--- ./arch/mips/mm/init.c.orig 2007-03-22 08:08:34.000000000 -0600
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+++ ./arch/mips/mm/init.c 2007-03-22 08:09:04.000000000 -0600
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@@ -207,7 +207,7 @@
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void *vfrom, *vto;
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vto = kmap_atomic(to, KM_USER1);
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- if (cpu_has_dc_aliases) {
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+ if (cpu_has_dc_aliases && cpu_use_kmap_coherent) {
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vfrom = kmap_coherent(from, vaddr);
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copy_page(vto, vfrom);
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kunmap_coherent(from);
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@@ -230,7 +230,7 @@
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struct page *page, unsigned long vaddr, void *dst, const void *src,
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unsigned long len)
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{
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- if (cpu_has_dc_aliases) {
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+ if (cpu_has_dc_aliases && cpu_use_kmap_coherent) {
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void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
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memcpy(vto, src, len);
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kunmap_coherent(page);
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@@ -246,7 +246,7 @@
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struct page *page, unsigned long vaddr, void *dst, const void *src,
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unsigned long len)
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{
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- if (cpu_has_dc_aliases) {
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+ if (cpu_has_dc_aliases && cpu_use_kmap_coherent) {
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void *vfrom =
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kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
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memcpy(dst, vfrom, len);
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--- ./include/asm-mips/mach-bcm947xx/cpu-feature-overrides.h.orig 2007-03-22 08:10:54.000000000 -0600
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+++ ./include/asm-mips/mach-bcm947xx/cpu-feature-overrides.h 2007-03-22 08:10:50.000000000 -0600
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@@ -0,0 +1,13 @@
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+/*
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+ * This file is subject to the terms and conditions of the GNU General Public
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+ * License. See the file "COPYING" in the main directory of this archive
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+ * for more details.
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+ *
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+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
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+ */
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+#ifndef __ASM_MACH_BCM947XX_CPU_FEATURE_OVERRIDES_H
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+#define __ASM_MACH_BCM947XX_CPU_FEATURE_OVERRIDES_H
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+
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+#define cpu_use_kmap_coherent 0
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+
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+#endif /* __ASM_MACH_BCM947XX_CPU_FEATURE_OVERRIDES_H */
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--- ./include/asm-mips/cpu-features.h.orig 2007-03-22 08:09:16.000000000 -0600
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+++ ./include/asm-mips/cpu-features.h 2007-03-22 08:09:52.000000000 -0600
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@@ -101,6 +101,9 @@
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#ifndef cpu_has_pindexed_dcache
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#define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
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#endif
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+#ifndef cpu_use_kmap_coherent
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+#define cpu_use_kmap_coherent 1
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+#endif
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/*
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* I-Cache snoops remote store. This only matters on SMP. Some multiprocessors
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