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gerrit-public.fairphone.software / kernel / msm-4.19 / 11bd969fdefea3ac0cb9791224f1e09784e21e58 / . / arch / powerpc / include / asm / ppc-pci.h
blob: 0f73de069f19894993dbeb213cdff391afc0c844 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1/*
2 * c 2001 PPC 64 Team, IBM Corp
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 */
Stephen Rothwelld3878992005-09-28 02:50:25 +1000[diff] [blame]9#ifndef _ASM_POWERPC_PPC_PCI_H
10#define _ASM_POWERPC_PPC_PCI_H
Arnd Bergmann88ced032005-12-16 22:43:46 +0100[diff] [blame]11#ifdef __KERNEL__
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]12
Stephen Rothwellbed59272007-03-04 17:04:44 +1100[diff] [blame]13#ifdef CONFIG_PCI
14
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]15#include <linux/pci.h>
16#include <asm/pci-bridge.h>
17
18extern unsigned long isa_io_base;
19
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]20extern void pci_setup_phb_io(struct pci_controller *hose, int primary);
21extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary);
22
23
24extern struct list_head hose_list;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]25
Benjamin Herrenschmidt3d5134e2007-06-04 15:15:36 +1000[diff] [blame]26extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]27
linasae65a392005-11-03 18:42:26 -0600[diff] [blame]28/** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
Nishanth Aravamudandda804a2010-09-15 08:13:19 +0000[diff] [blame]29#define BUID_HI(buid) upper_32_bits(buid)
30#define BUID_LO(buid) lower_32_bits(buid)
linasae65a392005-11-03 18:42:26 -0600[diff] [blame]31
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]32/* PCI device_node operations */
33struct device_node;
Gavin Shane8e9b342015-03-17 16:15:05 +1100[diff] [blame]34struct pci_dn;
35
Gavin Shancdddc572016-05-03 15:41:42 +1000[diff] [blame]36void *pci_traverse_device_nodes(struct device_node *start,
37 void *(*fn)(struct device_node *, void *),
38 void *data);
Gavin Shane8e9b342015-03-17 16:15:05 +1100[diff] [blame]39void *traverse_pci_dn(struct pci_dn *root,
40 void *(*fn)(struct pci_dn *, void *),
41 void *data);
Benjamin Herrenschmidt4c9d2802006-11-11 17:25:08 +1100[diff] [blame]42extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]43
John Rosedad32bb2005-06-23 17:09:54 +1000[diff] [blame]44/* From rtas_pci.h */
Benjamin Herrenschmidt4c9d2802006-11-11 17:25:08 +1100[diff] [blame]45extern void init_pci_config_tokens (void);
46extern unsigned long get_phb_buid (struct device_node *);
47extern int rtas_setup_phb(struct pci_controller *phb);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]48
Linas Vepstas6dee3fb2005-11-03 18:50:10 -0600[diff] [blame]49#ifdef CONFIG_EEH
Linas Vepstas5d5a0932005-11-03 18:53:07 -0600[diff] [blame]50
Gavin Shan3ab96a02012-09-07 22:44:23 +0000[diff] [blame]51void eeh_addr_cache_insert_dev(struct pci_dev *dev);
52void eeh_addr_cache_rmv_dev(struct pci_dev *dev);
53struct eeh_dev *eeh_addr_cache_get_dev(unsigned long addr);
Gavin Shanff477962012-09-07 22:44:16 +0000[diff] [blame]54void eeh_slot_error_detail(struct eeh_pe *pe, int severity);
55int eeh_pci_enable(struct eeh_pe *pe, int function);
Gavin Shanc270a242012-09-07 22:44:17 +0000[diff] [blame]56int eeh_reset_pe(struct eeh_pe *);
Gavin Shand7bb8862012-09-07 22:44:21 +0000[diff] [blame]57void eeh_save_bars(struct eeh_dev *edev);
Linas Vepstas8b553f32005-11-03 18:50:17 -0600[diff] [blame]58int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
Linas Vepstas7684b402005-11-03 18:55:19 -0600[diff] [blame]59int rtas_read_config(struct pci_dn *, int where, int size, u32 *val);
Gavin Shan5b663522012-09-07 22:44:12 +0000[diff] [blame]60void eeh_pe_state_mark(struct eeh_pe *pe, int state);
61void eeh_pe_state_clear(struct eeh_pe *pe, int state);
Gavin Shan39bfd712015-07-30 09:26:51 +1000[diff] [blame]62void eeh_pe_state_mark_with_cfg(struct eeh_pe *pe, int state);
Gavin Shand2b0f6f2014-04-24 18:00:19 +1000[diff] [blame]63void eeh_pe_dev_mode_mark(struct eeh_pe *pe, int mode);
Linas Vepstas9fb40eb2005-11-03 18:54:29 -0600[diff] [blame]64
Linas Vepstase1d04c92007-05-24 03:16:46 +1000[diff] [blame]65void eeh_sysfs_add_device(struct pci_dev *pdev);
66void eeh_sysfs_remove_device(struct pci_dev *pdev);
67
Breno Leitao8d3d50b2010-02-03 05:56:41 +0000[diff] [blame]68static inline const char *eeh_pci_name(struct pci_dev *pdev)
69{
70 return pdev ? pci_name(pdev) : "<null>";
71}
72
Thadeu Lima de Souza Cascardo778a7852012-01-11 09:09:58 +0000[diff] [blame]73static inline const char *eeh_driver_name(struct pci_dev *pdev)
74{
75 return (pdev && pdev->driver) ? pdev->driver->name : "<null>";
76}
77
Linas Vepstas17213c32007-05-10 02:38:11 +1000[diff] [blame]78#endif /* CONFIG_EEH */
Linas Vepstas6dee3fb2005-11-03 18:50:10 -0600[diff] [blame]79
Stephen Rothwellbed59272007-03-04 17:04:44 +1100[diff] [blame]80#else /* CONFIG_PCI */
Stephen Rothwellbed59272007-03-04 17:04:44 +1100[diff] [blame]81static inline void init_pci_config_tokens(void) { }
82#endif /* !CONFIG_PCI */
83
Arnd Bergmann88ced032005-12-16 22:43:46 +0100[diff] [blame]84#endif /* __KERNEL__ */
Stephen Rothwelld3878992005-09-28 02:50:25 +1000[diff] [blame]85#endif /* _ASM_POWERPC_PPC_PCI_H */