| Message ID | 20241205211854.43215-7-zaidal@os.amperecomputing.com |
|---|---|
| State | New |
| Headers | show |
| Series | Enable EINJv2 support | expand |
On Thu, 5 Dec 2024 13:18:51 -0800 Zaid Alali <zaidal@os.amperecomputing.com> wrote: > Add einjv2 extension struct and EINJv2 error types to prepare > the driver for EINJv2 support. ACPI specifications(1) enables Reference got lost? > EINJv2 by extending set_error_type_with_address struct. > > Signed-off-by: Zaid Alali <zaidal@os.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 2c57e25252ac..039d36472342 100644 > --- a/drivers/acpi/apei/einj-core.c > +++ b/drivers/acpi/apei/einj-core.c > +struct einjv2_extension_struct { > + u32 length; > + u16 revision; > + u16 component_arr_count; > + struct syndrome_array component_arr[]; __counted_by marking seems appropriate here. > +}; > + > 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,
diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c index 2c57e25252ac..039d36472342 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,
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 struct. Signed-off-by: Zaid Alali <zaidal@os.amperecomputing.com> --- drivers/acpi/apei/einj-core.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+)