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authorMuli Ben-Yehuda <muli@il.ibm.com>2007-07-21 17:10:50 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-21 18:37:11 -0700
commitff297b8c081bdc60507eaeb1838996e0c67141c8 (patch)
tree9bbf72551be697bda605322a2d3af3e6190bacf2 /include/asm-x86_64
parentb8d2ea1b87b02fc94ffcab58b29c83fbbb6a1e4e (diff)
downloadop-kernel-dev-ff297b8c081bdc60507eaeb1838996e0c67141c8.zip
op-kernel-dev-ff297b8c081bdc60507eaeb1838996e0c67141c8.tar.gz
x86_64: introduce chipset specific ops
Calgary and CalIOC2 share most of the same logic. Introduce struct cal_chipset_ops for quirks and tce flush logic which are [akpm@linux-foundation.org: make calgary_chip_ops static] Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-x86_64')
-rw-r--r--include/asm-x86_64/calgary.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-x86_64/calgary.h b/include/asm-x86_64/calgary.h
index 4d5747a..458ab19 100644
--- a/include/asm-x86_64/calgary.h
+++ b/include/asm-x86_64/calgary.h
@@ -1,7 +1,7 @@
/*
* Derived from include/asm-powerpc/iommu.h
*
- * Copyright (C) IBM Corporation, 2006
+ * Copyright IBM Corporation, 2006-2007
*
* Author: Jon Mason <jdmason@us.ibm.com>
* Author: Muli Ben-Yehuda <muli@il.ibm.com>
@@ -31,6 +31,7 @@
#include <asm/types.h>
struct iommu_table {
+ struct cal_chipset_ops *chip_ops; /* chipset specific funcs */
unsigned long it_base; /* mapped address of tce table */
unsigned long it_hint; /* Hint for next alloc */
unsigned long *it_map; /* A simple allocation bitmap for now */
@@ -42,6 +43,11 @@ struct iommu_table {
unsigned char it_busno; /* Bus number this table belongs to */
};
+struct cal_chipset_ops {
+ void (*handle_quirks)(struct iommu_table *tbl, struct pci_dev *dev);
+ void (*tce_cache_blast)(struct iommu_table *tbl);
+};
+
#define TCE_TABLE_SIZE_UNSPECIFIED ~0
#define TCE_TABLE_SIZE_64K 0
#define TCE_TABLE_SIZE_128K 1
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