aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/calgary.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm/calgary.h')
-rw-r--r--arch/x86/include/asm/calgary.h57
1 files changed, 0 insertions, 57 deletions
diff --git a/arch/x86/include/asm/calgary.h b/arch/x86/include/asm/calgary.h
deleted file mode 100644
index facd374a1bf7..000000000000
--- a/arch/x86/include/asm/calgary.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * Derived from include/asm-powerpc/iommu.h
- *
- * Copyright IBM Corporation, 2006-2007
- *
- * Author: Jon Mason <jdmason@us.ibm.com>
- * Author: Muli Ben-Yehuda <muli@il.ibm.com>
- */
-
-#ifndef _ASM_X86_CALGARY_H
-#define _ASM_X86_CALGARY_H
-
-#include <linux/spinlock.h>
-#include <linux/device.h>
-#include <linux/dma-mapping.h>
-#include <linux/timer.h>
-#include <asm/types.h>
-
-struct iommu_table {
- const 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 */
- void __iomem *bbar; /* Bridge BAR */
- u64 tar_val; /* Table Address Register */
- struct timer_list watchdog_timer;
- spinlock_t it_lock; /* Protects it_map */
- unsigned int it_size; /* Size of iommu table in entries */
- 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);
- void (*dump_error_regs)(struct iommu_table *tbl);
-};
-
-#define TCE_TABLE_SIZE_UNSPECIFIED ~0
-#define TCE_TABLE_SIZE_64K 0
-#define TCE_TABLE_SIZE_128K 1
-#define TCE_TABLE_SIZE_256K 2
-#define TCE_TABLE_SIZE_512K 3
-#define TCE_TABLE_SIZE_1M 4
-#define TCE_TABLE_SIZE_2M 5
-#define TCE_TABLE_SIZE_4M 6
-#define TCE_TABLE_SIZE_8M 7
-
-extern int use_calgary;
-
-#ifdef CONFIG_CALGARY_IOMMU
-extern int detect_calgary(void);
-#else
-static inline int detect_calgary(void) { return -ENODEV; }
-#endif
-
-#endif /* _ASM_X86_CALGARY_H */