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| author | Bob Moore <robert.moore@intel.com> | 2016-05-05 12:58:05 +0800 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-05-05 15:22:26 +0200 |
| commit | 2a397a390a90ff84cd17a6cd2275c2f19478a948 (patch) | |
| tree | d5cd29d695dfb8289b340ffdede9d93db9ab1fde /include/acpi | |
| parent | 7dbec55350cea5fff97162ed2663741a48893f6f (diff) | |
| download | lwn-2a397a390a90ff84cd17a6cd2275c2f19478a948.tar.gz lwn-2a397a390a90ff84cd17a6cd2275c2f19478a948.zip | |
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>
Diffstat (limited to 'include/acpi')
| -rw-r--r-- | include/acpi/actbl3.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h index f12f4bb1907b..ebc1f4f9fe66 100644 --- a/include/acpi/actbl3.h +++ b/include/acpi/actbl3.h @@ -481,7 +481,8 @@ struct acpi_table_pcct { enum acpi_pcct_type { ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, 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; }; +/* 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 */ #define ACPI_PCCT_INTERRUPT_POLARITY (1) |