From: Ganapatrao Kulkarni <ganapatrao.kulkarni@cavium.com>
To: linux-acpi@vger.kernel.org, devel@acpica.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Cc: lv.zheng@intel.com, robert.moore@intel.com, marc.zyngier@arm.com,
        catalin.marinas@arm.com, will.deacon@arm.com,
        lorenzo.pieralisi@arm.com, hanjun.guo@linaro.org, tglx@linutronix.de,
        jason@lakedaemon.net, jnair@caviumnetworks.com, gpkulkarni@gmail.com
Subject: [PATCH v3 1/2] ACPICA: ACPI 6.2: Add support for new SRAT subtable
Date: Wed, 21 Jun 2017 11:45:42 +0530
Message-Id: <1498025743-6340-2-git-send-email-ganapatrao.kulkarni@cavium.com>
In-Reply-To: <1498025743-6340-1-git-send-email-ganapatrao.kulkarni@cavium.com>
References: <1498025743-6340-1-git-send-email-ganapatrao.kulkarni@cavium.com>
MIME-Version: 1.0
Content-Type: text/plain
SpamDiagnosticOutput: 1:99
SpamDiagnosticMetadata: NSPM
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Jun 2017 06:16:11.7768 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR07MB2570
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 1213
Lines: 42

Add GIC ITS Affinity (ACPI 6.2) subtable to SRAT table.

ACPICA commit 5bc67f63918da249bfe279ee461d152bb3e6f55b
Link: https://github.com/acpica/acpica/commit/5bc67f6

Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni@cavium.com>
---
 include/acpi/actbl1.h | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index b4ce55c..253c9db 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -1192,7 +1192,8 @@ enum acpi_srat_type {
 	ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
 	ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
 	ACPI_SRAT_TYPE_GICC_AFFINITY = 3,
-	ACPI_SRAT_TYPE_RESERVED = 4	/* 4 and greater are reserved */
+	ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4,	/* ACPI 6.2 */
+	ACPI_SRAT_TYPE_RESERVED = 5	/* 5 and greater are reserved */
 };
 
 /*
@@ -1260,6 +1261,15 @@ struct acpi_srat_gicc_affinity {
 	u32 clock_domain;
 };
 
+/* 4: GIC ITS Affinity (ACPI 6.2) */
+
+struct acpi_srat_its_affinity {
+	struct acpi_subtable_header header;
+	u32 proximity_domain;
+	u16 reserved;
+	u32 its_id;
+};
+
 /* Flags for struct acpi_srat_gicc_affinity */
 
 #define ACPI_SRAT_GICC_ENABLED     (1)	/* 00: Use affinity structure */
-- 
1.8.1.4