forked from mirrors/linux
f0fcdd2cb0
Platform Runtime Mechanism (PRM) handlers can be invoked from either the AML interpreter or directly by an OS driver. Implement the latter. [ bp: Massage commit message. ] Signed-off-by: John Allen <john.allen@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com> Reviewed-by: Ard Biesheuvel <ardb@kernel.org> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Link: https://lore.kernel.org/r/20240730151731.15363-2-john.allen@amd.com
12 lines
317 B
C
12 lines
317 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifdef CONFIG_ACPI_PRMT
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void init_prmt(void);
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int acpi_call_prm_handler(guid_t handler_guid, void *param_buffer);
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#else
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static inline void init_prmt(void) { }
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static inline int acpi_call_prm_handler(guid_t handler_guid, void *param_buffer)
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{
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return -EOPNOTSUPP;
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}
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#endif
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