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ACPICA: ACPI 6.1: Support for new PCCT subtable 

ACPICA commit de3ea7c322b9b6bdb09aa90c2e1d420cd4dce47c

Additional subspace structure was added.

Link: https://github.com/acpica/acpica/commit/de3ea7c3
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2016-05-05 12:58:05 +08:00 committed by Rafael J. Wysocki
parent 7dbec55350
commit 2a397a390a
1 changed files with 22 additions and 1 deletions
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23
include/acpi/actbl3.h
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@ -481,7 +481,8 @@ struct acpi_table_pcct {
enum acpi_pcct_type { enum acpi_pcct_type {
ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,
ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,
ACPI_PCCT_TYPE_RESERVED = 2 /* 2 and greater are reserved */ ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */
ACPI_PCCT_TYPE_RESERVED = 3 /* 3 and greater are reserved */
}; };
/* /*
@ -520,6 +521,26 @@ struct acpi_pcct_hw_reduced {
u16 min_turnaround_time; u16 min_turnaround_time;
}; };
/* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */
struct acpi_pcct_hw_reduced_type2 {
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;
struct acpi_generic_address doorbell_ack_register;
u64 ack_preserve_mask;
u64 ack_write_mask;
};
/* Values for doorbell flags above */ /* Values for doorbell flags above */
#define ACPI_PCCT_INTERRUPT_POLARITY (1) #define ACPI_PCCT_INTERRUPT_POLARITY (1)