Commit 67a3d620 authored by Bob Moore's avatar Bob Moore Committed by Rafael J. Wysocki
Browse files

ACPICA: ACPI 5.1: Update for PCCT table changes. 



One new subtable.

Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLv Zheng <lv.zheng@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 54ea4247

include/acpi/actbl3.h

+24 −1
Original line number Diff line number Diff line
@@ -448,7 +448,8 @@ struct acpi_table_pcct { 


enum acpi_pcct_type {

	ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,

	ACPI_PCCT_TYPE_RESERVED = 1	/* 1 and greater are reserved */

	ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,

	ACPI_PCCT_TYPE_RESERVED = 2	/* 2 and greater are reserved */

};



/*
@@ -470,6 +471,28 @@ struct acpi_pcct_subspace { 
	u16 min_turnaround_time;

};



/* 1: HW-reduced Communications Subspace (ACPI 5.1) */



struct acpi_pcct_hw_reduced {

	struct acpi_subtable_header header;

	u32 doorbell_interrupt;

	u8 flags;

	u8 reserved;

	u64 base_address;

	u64 length;

	struct acpi_generic_address doorbell_register;

	u64 preserve_mask;

	u64 write_mask;

	u32 latency;

	u32 max_access_rate;

	u16 min_turnaround_time;

};



/* Values for doorbell flags above */



#define ACPI_PCCT_INTERRUPT_POLARITY    (1)

#define ACPI_PCCT_INTERRUPT_MODE        (1<<1)



/*

 * PCC memory structures (not part of the ACPI table)

 */