[v1,08/12] ACPICA: SRAT: Add RISC-V RINTC affinity structure

Commit Message

Rafael J. Wysocki April 12, 2024, 3:09 p.m. UTC

From: Haibo Xu <[e-mail]>

ACPICA commit 93caddbf2f620769052c59ec471f018281dc3a24

Add definition of RISC-V Interrupt Controller(RINTC)
affinity structure which was approved by UEFI forum
and will be part of next ACPI spec version(6.6).

Link: https://github.com/acpica/acpica/commit/93caddbf
Signed-off-by: Haibo Xu <[e-mail]>
Signed-off-by: Rafael J. Wysocki <[e-mail]>
---
 include/acpi/actbl3.h | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

Patch

diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
index c080d579a546..e32149d605dc 100644
--- a/include/acpi/actbl3.h
+++ b/include/acpi/actbl3.h
@@ -192,7 +192,8 @@  enum acpi_srat_type {
 	ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4,	/* ACPI 6.2 */
 	ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5,	/* ACPI 6.3 */
 	ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY = 6,	/* ACPI 6.4 */
-	ACPI_SRAT_TYPE_RESERVED = 7	/* 7 and greater are reserved */
+	ACPI_SRAT_TYPE_RINTC_AFFINITY = 7,	/* ACPI 6.6 */
+	ACPI_SRAT_TYPE_RESERVED = 8	/* 8 and greater are reserved */
 };
 
 /*
@@ -296,6 +297,21 @@  struct acpi_srat_generic_affinity {
 #define ACPI_SRAT_GENERIC_AFFINITY_ENABLED     (1)	/* 00: Use affinity structure */
 #define ACPI_SRAT_ARCHITECTURAL_TRANSACTIONS   (1<<1)	/* ACPI 6.4 */
 
+/* 7: RINTC Affinity Structure(ACPI 6.6) */
+
+struct acpi_srat_rintc_affinity {
+	struct acpi_subtable_header header;
+	u16 reserved;
+	u32 proximity_domain;
+	u32 acpi_processor_uid;
+	u32 flags;
+	u32 clock_domain;
+};
+
+/* Flags for ACPI_SRAT_RINTC_AFFINITY */
+
+#define ACPI_SRAT_RINTC_ENABLED     (1)	/* 00: Use affinity structure */
+
 /*******************************************************************************
  *
  * STAO - Status Override Table (_STA override) - ACPI 6.0