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Message-Id: <20241022213429.1561784-6-zaidal@os.amperecomputing.com>
Date: Tue, 22 Oct 2024 14:34:26 -0700
From: Zaid Alali <zaidal@...amperecomputing.com>
To: rafael@...nel.org,
	lenb@...nel.org,
	james.morse@....com,
	tony.luck@...el.com,
	bp@...en8.de,
	robert.moore@...el.com,
	dan.j.williams@...el.com,
	zaidal@...amperecomputing.com,
	Jonathan.Cameron@...wei.com,
	Benjamin.Cheatham@....com,
	Avadhut.Naik@....com,
	viro@...iv.linux.org.uk,
	arnd@...db.de,
	ira.weiny@...el.com,
	dave.jiang@...el.com,
	sthanneeru.opensrc@...ron.com,
	linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	acpica-devel@...ts.linux.dev
Subject: [PATCH 5/8] ACPI: APEI: EINJ: Add einjv2 extension struct

Add einjv2 extension struct and EINJv2 error types to prepare
the driver for EINJv2 support. ACPI specifications(1) enables
EINJv2 by extending set_error_type_with_address strcut.

Signed-off-by: Zaid Alali <zaidal@...amperecomputing.com>
---
 drivers/acpi/apei/einj-core.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c
index 3621f071a735..31a13ad6c4e5 100644
--- a/drivers/acpi/apei/einj-core.c
+++ b/drivers/acpi/apei/einj-core.c
@@ -50,6 +50,28 @@
  */
 static int acpi5;
 
+struct syndrome_array {
+	union {
+		u32	acpi_id;
+		u32	device_id;
+		u32	pcie_sbdf;
+		u8	vendor_id[16];
+	} comp_id;
+	union {
+		u32	proc_synd;
+		u32	mem_synd;
+		u32	pcie_synd;
+		u8	vendor_synd[16];
+	} comp_synd;
+};
+
+struct einjv2_extension_struct {
+	u32 length;
+	u16 revision;
+	u16 component_arr_count;
+	struct syndrome_array component_arr[];
+};
+
 struct set_error_type_with_address {
 	u32	type;
 	u32	vendor_extension;
@@ -58,6 +80,7 @@ struct set_error_type_with_address {
 	u64	memory_address;
 	u64	memory_address_range;
 	u32	pcie_sbdf;
+	struct	einjv2_extension_struct einjv2_struct;
 };
 enum {
 	SETWA_FLAGS_APICID = 1,
-- 
2.34.1


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