linux-kernel - [PATCH 1/2] acpica: iort: Update SMMU models for IORT rev. C

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Date:   Fri, 12 May 2017 11:41:41 +0100
From:   Robin Murphy <robin.murphy@....com>
To:     will.deacon@....com, rjw@...ysocki.net
Cc:     iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-acpi@...r.kernel.org,
        devel@...ica.org, linux-kernel@...r.kernel.org,
        gakula@...iumnetworks.com, linu.cherian@...ium.com,
        lorenzo.pieralisi@....com, hanjun.guo@...aro.org,
        john.garry@...wei.com, shameerali.kolothum.thodi@...wei.com,
        gabriele.paoloni@...wei.com, Robert Moore <robert.moore@...el.com>,
        Lv Zheng <lv.zheng@...el.com>
Subject: [PATCH 1/2] acpica: iort: Update SMMU models for IORT rev. C

IORT revision C has been published with a number of new SMMU
implementation identifiers; define them.

CC: Rafael J. Wysocki <rjw@...ysocki.net>
CC: Robert Moore <robert.moore@...el.com>
CC: Lv Zheng <lv.zheng@...el.com>
Signed-off-by: Robin Murphy <robin.murphy@....com>
---
 include/acpi/actbl2.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 7aee9fb3bd1f..0242be07f292 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -777,6 +777,8 @@ struct acpi_iort_smmu {
 #define ACPI_IORT_SMMU_V2               0x00000001	/* Generic SMMUv2 */
 #define ACPI_IORT_SMMU_CORELINK_MMU400  0x00000002	/* ARM Corelink MMU-400 */
 #define ACPI_IORT_SMMU_CORELINK_MMU500  0x00000003	/* ARM Corelink MMU-500 */
+#define ACPI_IORT_SMMU_CORELINK_MMU401  0x00000004	/* ARM Corelink MMU-401 */
+#define ACPI_IORT_SMMU_CAVIUM_SMMUV2    0x00000005	/* Cavium ThunderX SMMUv2 */
 
 /* Masks for Flags field above */
 
@@ -795,6 +797,12 @@ struct acpi_iort_smmu_v3 {
 	u32 sync_gsiv;
 };
 
+/* Values for Model field above */
+
+#define ACPI_IORT_SMMU_V3               0x00000000	/* Generic SMMUv3 */
+#define ACPI_IORT_SMMU_HISILICON_HI161X 0x00000001	/* HiSilicon Hi161x SMMUv3 */
+#define ACPI_IORT_SMMU_CAVIUM_CN99XX    0x00000002	/* Cavium CN99xx SMMUv3 */
+
 /* Masks for Flags field above */
 
 #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE   (1)
-- 
2.12.2.dirty