[PATCH 02/31] acpi/ghes: simplify acpi_ghes_record_errors() code

Mauro Carvalho Chehab
2024-12-06T17:21:27Z

Reduce the ident of the function and prepares it for
the next changes.

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
hw/acpi/ghes.c | 56 ++++++++++++++++++++++++++------------------------
1 file changed, 29 insertions(+), 27 deletions(-)

diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
index dc217694deb9..e66f3be1502b 100644
--- a/hw/acpi/ghes.c
+++ b/hw/acpi/ghes.c
@@ -402,40 +402,42 @@ int acpi_ghes_record_errors(uint8_t source_id, uint64_t physical_address)

start_addr = le64_to_cpu(ags->ghes_addr_le);

- if (physical_address) {
+ if (!physical_address) {
+ return -1;
+ }

- if (source_id < ACPI_GHES_ERROR_SOURCE_COUNT) {
- start_addr += source_id * sizeof(uint64_t);
- }
+ if (source_id < ACPI_GHES_ERROR_SOURCE_COUNT) {
+ start_addr += source_id * sizeof(uint64_t);
+ }

- cpu_physical_memory_read(start_addr, &error_block_addr,
- sizeof(error_block_addr));
+ cpu_physical_memory_read(start_addr, &error_block_addr,
+ sizeof(error_block_addr));

- error_block_addr = le64_to_cpu(error_block_addr);
+ error_block_addr = le64_to_cpu(error_block_addr);

- read_ack_register_addr = start_addr +
- ACPI_GHES_ERROR_SOURCE_COUNT * sizeof(uint64_t);
+ read_ack_register_addr = start_addr +
+ ACPI_GHES_ERROR_SOURCE_COUNT * sizeof(uint64_t);

- cpu_physical_memory_read(read_ack_register_addr,
- &read_ack_register, sizeof(read_ack_register));
+ cpu_physical_memory_read(read_ack_register_addr,
+ &read_ack_register, sizeof(read_ack_register));

- /* zero means OSPM does not acknowledge the error */
- if (!read_ack_register) {
- error_report("OSPM does not acknowledge previous error,"
- " so can not record CPER for current error anymore");
- } else if (error_block_addr) {
- read_ack_register = cpu_to_le64(0);
- /*
- * Clear the Read Ack Register, OSPM will write it to 1 when
- * it acknowledges this error.
- */
- cpu_physical_memory_write(read_ack_register_addr,
- &read_ack_register, sizeof(uint64_t));
+ /* zero means OSPM does not acknowledge the error */
+ if (!read_ack_register) {
+ error_report("OSPM does not acknowledge previous error,"
+ " so can not record CPER for current error anymore");
+ } else if (error_block_addr) {
+ read_ack_register = cpu_to_le64(0);
+ /*
+ * Clear the Read Ack Register, OSPM will write it to 1 when
+ * it acknowledges this error.
+ */
+ cpu_physical_memory_write(read_ack_register_addr,
+ &read_ack_register, sizeof(uint64_t));

- ret = acpi_ghes_record_mem_error(error_block_addr,
- physical_address);
- } else
- error_report("can not find Generic Error Status Block");
+ ret = acpi_ghes_record_mem_error(error_block_addr,
+ physical_address);
+ } else {
+ error_report("can not find Generic Error Status Block");
}

return ret;
--
2.47.1