On Tue, 1 Oct 2024 09:03:40 +0200
Mauro Carvalho Chehab <mchehab+huawei@kernel.org> wrote:
> The GHES driver requires not only a HEST table, but also a
> separate firmware file to store Error Structure records.
> It can't do one without the other.
>
> Simplify the caller logic for it to require one function.
> This prepares for further changes where the HEST table
> generation will become more generic.
I'd drop this
> No functional changes.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
>
> ---
>
> Changes from v10:
> - Removed the logic which associates notification and source
> ID. This will be placed on a separate patch.
>
> Changes from v8:
> - Non-rename/cleanup changes merged altogether;
> - source ID is now more generic, defined per guest target.
> That should make easier to add support for 86.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> ---
> hw/acpi/ghes.c | 7 +++++--
> hw/arm/virt-acpi-build.c | 5 ++---
> include/hw/acpi/ghes.h | 4 ++--
> 3 files changed, 9 insertions(+), 7 deletions(-)
>
> diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
> index e66f3be1502b..4a6c45bcb4be 100644
> --- a/hw/acpi/ghes.c
> +++ b/hw/acpi/ghes.c
> @@ -233,7 +233,7 @@ static int acpi_ghes_record_mem_error(uint64_t error_block_address,
> * Initialize "etc/hardware_errors" and "etc/hardware_errors_addr" fw_cfg blobs.
> * See docs/specs/acpi_hest_ghes.rst for blobs format.
> */
> -void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker)
> +static void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker)
> {
> int i, error_status_block_offset;
>
> @@ -356,12 +356,15 @@ static void build_ghes_v2(GArray *table_data, int source_id, BIOSLinker *linker)
> }
>
> /* Build Hardware Error Source Table */
> -void acpi_build_hest(GArray *table_data, BIOSLinker *linker,
> +void acpi_build_hest(GArray *table_data, GArray *hardware_errors,
> + BIOSLinker *linker,
> const char *oem_id, const char *oem_table_id)
> {
> AcpiTable table = { .sig = "HEST", .rev = 1,
> .oem_id = oem_id, .oem_table_id = oem_table_id };
>
> + build_ghes_error_table(hardware_errors, linker);
> +
> acpi_table_begin(&table, table_data);
>
> /* Error Source Count */
> diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
> index f76fb117adff..bafd9a56c217 100644
> --- a/hw/arm/virt-acpi-build.c
> +++ b/hw/arm/virt-acpi-build.c
> @@ -943,10 +943,9 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables)
> build_dbg2(tables_blob, tables->linker, vms);
>
> if (vms->ras) {
> - build_ghes_error_table(tables->hardware_errors, tables->linker);
> acpi_add_table(table_offsets, tables_blob);
> - acpi_build_hest(tables_blob, tables->linker, vms->oem_id,
> - vms->oem_table_id);
> + acpi_build_hest(tables_blob, tables->hardware_errors, tables->linker,
> + vms->oem_id, vms->oem_table_id);
> }
>
> if (ms->numa_state->num_nodes > 0) {
> diff --git a/include/hw/acpi/ghes.h b/include/hw/acpi/ghes.h
> index 59e3b8fb24b9..20016c226d1f 100644
> --- a/include/hw/acpi/ghes.h
> +++ b/include/hw/acpi/ghes.h
> @@ -68,8 +68,8 @@ typedef struct AcpiGhesState {
> bool present; /* True if GHES is present at all on this board */
> } AcpiGhesState;
>
> -void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker);
> -void acpi_build_hest(GArray *table_data, BIOSLinker *linker,
> +void acpi_build_hest(GArray *table_data, GArray *hardware_errors,
> + BIOSLinker *linker,
> const char *oem_id, const char *oem_table_id);
> void acpi_ghes_add_fw_cfg(AcpiGhesState *vms, FWCfgState *s,
> GArray *hardware_errors);