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-rw-r--r--include/asm-powerpc/eeh.h211
1 files changed, 0 insertions, 211 deletions
diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h
deleted file mode 100644
index b886bec6701..00000000000
--- a/include/asm-powerpc/eeh.h
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * eeh.h
- * Copyright (C) 2001 Dave Engebretsen & Todd Inglett IBM Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef _PPC64_EEH_H
-#define _PPC64_EEH_H
-#ifdef __KERNEL__
-
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/string.h>
-
-struct pci_dev;
-struct pci_bus;
-struct device_node;
-
-#ifdef CONFIG_EEH
-
-extern int eeh_subsystem_enabled;
-
-/* Values for eeh_mode bits in device_node */
-#define EEH_MODE_SUPPORTED (1<<0)
-#define EEH_MODE_NOCHECK (1<<1)
-#define EEH_MODE_ISOLATED (1<<2)
-#define EEH_MODE_RECOVERING (1<<3)
-#define EEH_MODE_IRQ_DISABLED (1<<4)
-
-/* Max number of EEH freezes allowed before we consider the device
- * to be permanently disabled. */
-#define EEH_MAX_ALLOWED_FREEZES 5
-
-void __init eeh_init(void);
-unsigned long eeh_check_failure(const volatile void __iomem *token,
- unsigned long val);
-int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev);
-void __init pci_addr_cache_build(void);
-
-/**
- * eeh_add_device_early
- * eeh_add_device_late
- *
- * Perform eeh initialization for devices added after boot.
- * Call eeh_add_device_early before doing any i/o to the
- * device (including config space i/o). Call eeh_add_device_late
- * to finish the eeh setup for this device.
- */
-void eeh_add_device_tree_early(struct device_node *);
-void eeh_add_device_tree_late(struct pci_bus *);
-
-/**
- * eeh_remove_device_recursive - undo EEH for device & children.
- * @dev: pci device to be removed
- *
- * As above, this removes the device; it also removes child
- * pci devices as well.
- */
-void eeh_remove_bus_device(struct pci_dev *);
-
-/**
- * EEH_POSSIBLE_ERROR() -- test for possible MMIO failure.
- *
- * If this macro yields TRUE, the caller relays to eeh_check_failure()
- * which does further tests out of line.
- */
-#define EEH_POSSIBLE_ERROR(val, type) ((val) == (type)~0 && eeh_subsystem_enabled)
-
-/*
- * Reads from a device which has been isolated by EEH will return
- * all 1s. This macro gives an all-1s value of the given size (in
- * bytes: 1, 2, or 4) for comparing with the result of a read.
- */
-#define EEH_IO_ERROR_VALUE(size) (~0U >> ((4 - (size)) * 8))
-
-#else /* !CONFIG_EEH */
-static inline void eeh_init(void) { }
-
-static inline unsigned long eeh_check_failure(const volatile void __iomem *token, unsigned long val)
-{
- return val;
-}
-
-static inline int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
-{
- return 0;
-}
-
-static inline void pci_addr_cache_build(void) { }
-
-static inline void eeh_add_device_tree_early(struct device_node *dn) { }
-
-static inline void eeh_add_device_tree_late(struct pci_bus *bus) { }
-
-static inline void eeh_remove_bus_device(struct pci_dev *dev) { }
-#define EEH_POSSIBLE_ERROR(val, type) (0)
-#define EEH_IO_ERROR_VALUE(size) (-1UL)
-#endif /* CONFIG_EEH */
-
-/*
- * MMIO read/write operations with EEH support.
- */
-static inline u8 eeh_readb(const volatile void __iomem *addr)
-{
- u8 val = in_8(addr);
- if (EEH_POSSIBLE_ERROR(val, u8))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u16 eeh_readw(const volatile void __iomem *addr)
-{
- u16 val = in_le16(addr);
- if (EEH_POSSIBLE_ERROR(val, u16))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u32 eeh_readl(const volatile void __iomem *addr)
-{
- u32 val = in_le32(addr);
- if (EEH_POSSIBLE_ERROR(val, u32))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u64 eeh_readq(const volatile void __iomem *addr)
-{
- u64 val = in_le64(addr);
- if (EEH_POSSIBLE_ERROR(val, u64))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u16 eeh_readw_be(const volatile void __iomem *addr)
-{
- u16 val = in_be16(addr);
- if (EEH_POSSIBLE_ERROR(val, u16))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u32 eeh_readl_be(const volatile void __iomem *addr)
-{
- u32 val = in_be32(addr);
- if (EEH_POSSIBLE_ERROR(val, u32))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline u64 eeh_readq_be(const volatile void __iomem *addr)
-{
- u64 val = in_be64(addr);
- if (EEH_POSSIBLE_ERROR(val, u64))
- return eeh_check_failure(addr, val);
- return val;
-}
-
-static inline void eeh_memcpy_fromio(void *dest, const
- volatile void __iomem *src,
- unsigned long n)
-{
- _memcpy_fromio(dest, src, n);
-
- /* Look for ffff's here at dest[n]. Assume that at least 4 bytes
- * were copied. Check all four bytes.
- */
- if (n >= 4 && EEH_POSSIBLE_ERROR(*((u32 *)(dest + n - 4)), u32))
- eeh_check_failure(src, *((u32 *)(dest + n - 4)));
-}
-
-/* in-string eeh macros */
-static inline void eeh_readsb(const volatile void __iomem *addr, void * buf,
- int ns)
-{
- _insb(addr, buf, ns);
- if (EEH_POSSIBLE_ERROR((*(((u8*)buf)+ns-1)), u8))
- eeh_check_failure(addr, *(u8*)buf);
-}
-
-static inline void eeh_readsw(const volatile void __iomem *addr, void * buf,
- int ns)
-{
- _insw(addr, buf, ns);
- if (EEH_POSSIBLE_ERROR((*(((u16*)buf)+ns-1)), u16))
- eeh_check_failure(addr, *(u16*)buf);
-}
-
-static inline void eeh_readsl(const volatile void __iomem *addr, void * buf,
- int nl)
-{
- _insl(addr, buf, nl);
- if (EEH_POSSIBLE_ERROR((*(((u32*)buf)+nl-1)), u32))
- eeh_check_failure(addr, *(u32*)buf);
-}
-
-#endif /* __KERNEL__ */
-#endif /* _PPC64_EEH_H */