author: Bob Moore <robert.moore@intel.com> 2021-04-06 14:30:16 -0700
committer: Rafael J. Wysocki <rafael.j.wysocki@intel.com> 2021-04-07 19:09:00 +0200
commit: f1489db63efb309b91539750875ee2ebe320873d
parent: cf16b05c607bd716a0a5726dc8d577a89fdc1777
Commit Summary:
Diffstat:
1 file changed, 7 insertions, 3 deletions
diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index af0a8c3b87b7..2ee7eeea783b 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -1445,7 +1445,8 @@ struct acpi_hmat_locality {
struct acpi_hmat_structure header;
u8 flags;
u8 data_type;
- u16 reserved1;
+ u8 min_transfer_size;
+ u8 reserved1;
u32 number_of_initiator_Pds;
u32 number_of_target_Pds;
u32 reserved2;
@@ -1454,15 +1455,18 @@ struct acpi_hmat_locality {
/* Masks for Flags field above */
-#define ACPI_HMAT_MEMORY_HIERARCHY (0x0F)
+#define ACPI_HMAT_MEMORY_HIERARCHY (0x0F) /* Bits 0-3 */
-/* Values for Memory Hierarchy flag */
+/* Values for Memory Hierarchy flags */
#define ACPI_HMAT_MEMORY 0
#define ACPI_HMAT_LAST_LEVEL_CACHE 1
#define ACPI_HMAT_1ST_LEVEL_CACHE 2
#define ACPI_HMAT_2ND_LEVEL_CACHE 3
#define ACPI_HMAT_3RD_LEVEL_CACHE 4
+#define ACPI_HMAT_MINIMUM_XFER_SIZE 0x10 /* Bit 4: ACPI 6.4 */
+#define ACPI_HMAT_NON_SEQUENTIAL_XFERS 0x20 /* Bit 5: ACPI 6.4 */
+
/* Values for data_type field above */