qemu-sbsa: simplify updating ACPI table header checksum

Use acpi_update_checksum() to update table header.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

diff --git a/board/emulation/qemu-sbsa/acpi.c b/board/emulation/qemu-sbsa/acpi.c
index ba85e08..7e4c55c 100644 (file)
--- a/board/emulation/qemu-sbsa/acpi.c
+++ b/board/emulation/qemu-sbsa/acpi.c
@@ -133,7 +133,7 @@ static int sbsa_write_gtdt(struct acpi_ctx *ctx, const struct acpi_writer *entry
        gtdt->cnt_read_base = 0xffffffffffffffff;
 
        // FIXME: VirtualPL2Timer
-       header->checksum = table_compute_checksum(header, header->length);
+       acpi_update_checksum(header);
 
        acpi_add_table(ctx, gtdt);
 
@@ -181,7 +181,7 @@ static int acpi_write_pptt(struct acpi_ctx *ctx, const struct acpi_writer *entry
        }
 
        header->length = ctx->current - ctx->tab_start;
-       header->checksum = table_compute_checksum(header, header->length);
+       acpi_update_checksum(header);
 
        acpi_inc(ctx, header->length);
        acpi_add_table(ctx, header);