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[5/8] ACPI: APEI: EINJ: Add einjv2 extension struct

Message ID 20241022213429.1561784-6-zaidal@os.amperecomputing.com
State New
Headers show
Series Enable EINJv2 support | expand

Commit Message

Zaid Alali Oct. 22, 2024, 9:34 p.m. UTC 
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@os.amperecomputing.com>
---
 drivers/acpi/apei/einj-core.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
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Patch

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,