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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h')
-rw-r--r--ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h291
1 files changed, 0 insertions, 291 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h b/ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h
deleted file mode 100644
index d60f9981..00000000
--- a/ANDROID_3.4.5/arch/powerpc/include/asm/eeh.h
+++ /dev/null
@@ -1,291 +0,0 @@
-/*
- * Copyright (C) 2001 Dave Engebretsen & Todd Inglett IBM Corporation.
- * Copyright 2001-2012 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 _POWERPC_EEH_H
-#define _POWERPC_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
-
-/*
- * The struct is used to trace EEH state for the associated
- * PCI device node or PCI device. In future, it might
- * represent PE as well so that the EEH device to form
- * another tree except the currently existing tree of PCI
- * buses and PCI devices
- */
-#define EEH_MODE_SUPPORTED (1<<0) /* EEH supported on the device */
-#define EEH_MODE_NOCHECK (1<<1) /* EEH check should be skipped */
-#define EEH_MODE_ISOLATED (1<<2) /* The device has been isolated */
-#define EEH_MODE_RECOVERING (1<<3) /* Recovering the device */
-#define EEH_MODE_IRQ_DISABLED (1<<4) /* Interrupt disabled */
-
-struct eeh_dev {
- int mode; /* EEH mode */
- int class_code; /* Class code of the device */
- int config_addr; /* Config address */
- int pe_config_addr; /* PE config address */
- int check_count; /* Times of ignored error */
- int freeze_count; /* Times of froze up */
- int false_positives; /* Times of reported #ff's */
- u32 config_space[16]; /* Saved PCI config space */
- struct pci_controller *phb; /* Associated PHB */
- struct device_node *dn; /* Associated device node */
- struct pci_dev *pdev; /* Associated PCI device */
-};
-
-static inline struct device_node *eeh_dev_to_of_node(struct eeh_dev *edev)
-{
- return edev->dn;
-}
-
-static inline struct pci_dev *eeh_dev_to_pci_dev(struct eeh_dev *edev)
-{
- return edev->pdev;
-}
-
-/*
- * The struct is used to trace the registered EEH operation
- * callback functions. Actually, those operation callback
- * functions are heavily platform dependent. That means the
- * platform should register its own EEH operation callback
- * functions before any EEH further operations.
- */
-#define EEH_OPT_DISABLE 0 /* EEH disable */
-#define EEH_OPT_ENABLE 1 /* EEH enable */
-#define EEH_OPT_THAW_MMIO 2 /* MMIO enable */
-#define EEH_OPT_THAW_DMA 3 /* DMA enable */
-#define EEH_STATE_UNAVAILABLE (1 << 0) /* State unavailable */
-#define EEH_STATE_NOT_SUPPORT (1 << 1) /* EEH not supported */
-#define EEH_STATE_RESET_ACTIVE (1 << 2) /* Active reset */
-#define EEH_STATE_MMIO_ACTIVE (1 << 3) /* Active MMIO */
-#define EEH_STATE_DMA_ACTIVE (1 << 4) /* Active DMA */
-#define EEH_STATE_MMIO_ENABLED (1 << 5) /* MMIO enabled */
-#define EEH_STATE_DMA_ENABLED (1 << 6) /* DMA enabled */
-#define EEH_RESET_DEACTIVATE 0 /* Deactivate the PE reset */
-#define EEH_RESET_HOT 1 /* Hot reset */
-#define EEH_RESET_FUNDAMENTAL 3 /* Fundamental reset */
-#define EEH_LOG_TEMP 1 /* EEH temporary error log */
-#define EEH_LOG_PERM 2 /* EEH permanent error log */
-
-struct eeh_ops {
- char *name;
- int (*init)(void);
- int (*set_option)(struct device_node *dn, int option);
- int (*get_pe_addr)(struct device_node *dn);
- int (*get_state)(struct device_node *dn, int *state);
- int (*reset)(struct device_node *dn, int option);
- int (*wait_state)(struct device_node *dn, int max_wait);
- int (*get_log)(struct device_node *dn, int severity, char *drv_log, unsigned long len);
- int (*configure_bridge)(struct device_node *dn);
- int (*read_config)(struct device_node *dn, int where, int size, u32 *val);
- int (*write_config)(struct device_node *dn, int where, int size, u32 val);
-};
-
-extern struct eeh_ops *eeh_ops;
-extern int eeh_subsystem_enabled;
-
-/*
- * Max number of EEH freezes allowed before we consider the device
- * to be permanently disabled.
- */
-#define EEH_MAX_ALLOWED_FREEZES 5
-
-void * __devinit eeh_dev_init(struct device_node *dn, void *data);
-void __devinit eeh_dev_phb_init_dynamic(struct pci_controller *phb);
-void __init eeh_dev_phb_init(void);
-void __init eeh_init(void);
-#ifdef CONFIG_PPC_PSERIES
-int __init eeh_pseries_init(void);
-#endif
-int __init eeh_ops_register(struct eeh_ops *ops);
-int __exit eeh_ops_unregister(const char *name);
-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);
-void eeh_add_device_tree_early(struct device_node *);
-void eeh_add_device_tree_late(struct pci_bus *);
-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_dev_init(struct device_node *dn, void *data)
-{
- return NULL;
-}
-
-static inline void eeh_dev_phb_init_dynamic(struct pci_controller *phb) { }
-
-static inline void eeh_dev_phb_init(void) { }
-
-static inline void eeh_init(void) { }
-
-#ifdef CONFIG_PPC_PSERIES
-static inline int eeh_pseries_init(void)
-{
- return 0;
-}
-#endif /* CONFIG_PPC_PSERIES */
-
-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 */
-
-#ifdef CONFIG_PPC64
-/*
- * 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 /* CONFIG_PPC64 */
-#endif /* __KERNEL__ */
-#endif /* _POWERPC_EEH_H */