[PATCH v2 10/22] ACPICA: ACPI 6.4: HMAT: add new fields/flags

From: Erik Kaneda <erik.kaneda@intel.com>
To: "Rafael J . Wysocki" <rafael@kernel.org>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Cc: Bob Moore <robert.moore@intel.com>, Erik Kaneda <erik.kaneda@intel.com>
Subject: [PATCH v2 10/22] ACPICA: ACPI 6.4: HMAT: add new fields/flags
Date: Tue,  6 Apr 2021 14:30:16 -0700	[thread overview]
Message-ID: <20210406213028.718796-11-erik.kaneda@intel.com> (raw)
In-Reply-To: <20210406213028.718796-1-erik.kaneda@intel.com>

From: Bob Moore <robert.moore@intel.com>

ACPICA commit 18a77ca6fc3edd26a24d8f32ae5c0ea66d84ccff

Link: https://github.com/acpica/acpica/commit/18a77ca6
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
---
 include/acpi/actbl1.h | 10 +++++++---
 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 */
 
-- 
2.29.2

