111 lines
2.9 KiB
C
111 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* ipmi_si.h
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*
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* Interface from the device-specific interfaces (OF, DMI, ACPI, PCI,
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* etc) to the base ipmi system interface code.
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*/
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#ifndef __IPMI_SI_H__
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#define __IPMI_SI_H__
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#include <linux/ipmi.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#define SI_DEVICE_NAME "ipmi_si"
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#define DEFAULT_REGSPACING 1
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#define DEFAULT_REGSIZE 1
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/* Numbers in this enumerator should be mapped to si_to_str[] */
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enum si_type {
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SI_TYPE_INVALID, SI_KCS, SI_SMIC, SI_BT, SI_TYPE_MAX
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};
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/* Array is defined in the ipmi_si_intf.c */
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extern const char *const si_to_str[];
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enum ipmi_addr_space {
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IPMI_IO_ADDR_SPACE, IPMI_MEM_ADDR_SPACE
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};
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/*
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* The structure for doing I/O in the state machine. The state
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* machine doesn't have the actual I/O routines, they are done through
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* this interface.
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*/
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struct si_sm_io {
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unsigned char (*inputb)(const struct si_sm_io *io, unsigned int offset);
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void (*outputb)(const struct si_sm_io *io,
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unsigned int offset,
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unsigned char b);
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/*
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* Generic info used by the actual handling routines, the
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* state machine shouldn't touch these.
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*/
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void __iomem *addr;
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unsigned int regspacing;
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unsigned int regsize;
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unsigned int regshift;
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enum ipmi_addr_space addr_space;
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unsigned long addr_data;
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enum ipmi_addr_src addr_source; /* ACPI, PCI, SMBIOS, hardcode, etc. */
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union ipmi_smi_info_union addr_info;
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int (*io_setup)(struct si_sm_io *info);
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void (*io_cleanup)(struct si_sm_io *info);
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unsigned int io_size;
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int irq;
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int (*irq_setup)(struct si_sm_io *io);
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void *irq_handler_data;
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void (*irq_cleanup)(struct si_sm_io *io);
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u8 slave_addr;
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enum si_type si_type;
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struct device *dev;
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RH_KABI_RESERVE(1)
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RH_KABI_RESERVE(2)
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};
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int ipmi_si_add_smi(struct si_sm_io *io);
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irqreturn_t ipmi_si_irq_handler(int irq, void *data);
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void ipmi_irq_start_cleanup(struct si_sm_io *io);
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int ipmi_std_irq_setup(struct si_sm_io *io);
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void ipmi_irq_finish_setup(struct si_sm_io *io);
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void ipmi_si_remove_by_dev(struct device *dev);
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struct device *ipmi_si_remove_by_data(int addr_space, enum si_type si_type,
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unsigned long addr);
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void ipmi_hardcode_init(void);
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void ipmi_si_hardcode_exit(void);
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void ipmi_si_hotmod_exit(void);
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int ipmi_si_hardcode_match(int addr_space, unsigned long addr);
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void ipmi_si_platform_init(void);
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void ipmi_si_platform_shutdown(void);
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void ipmi_remove_platform_device_by_name(char *name);
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extern struct platform_driver ipmi_platform_driver;
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#ifdef CONFIG_PCI
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void ipmi_si_pci_init(void);
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void ipmi_si_pci_shutdown(void);
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#else
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static inline void ipmi_si_pci_init(void) { }
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static inline void ipmi_si_pci_shutdown(void) { }
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#endif
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#ifdef CONFIG_PARISC
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void ipmi_si_parisc_init(void);
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void ipmi_si_parisc_shutdown(void);
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#else
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static inline void ipmi_si_parisc_init(void) { }
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static inline void ipmi_si_parisc_shutdown(void) { }
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#endif
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int ipmi_si_port_setup(struct si_sm_io *io);
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int ipmi_si_mem_setup(struct si_sm_io *io);
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#endif /* __IPMI_SI_H__ */
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