acpi/ghes: better name the offset of the hardware error firmware

The hardware error firmware is where HEST error structures are
stored. Those can be GHESv2, but they can also be other types.

Better name the location of the hardware error.

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Reviewed-by: Jonathan Cameron <[email protected]>
Reviewed-by: Igor Mammedov <[email protected]>
Message-Id: <ddbb94294bafee998f12fede3ba0b05dae5ee45f.1736945236.git.mchehab+huawei@kernel.org>
Reviewed-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>

Author: mchehab

hw/acpi/generic_event_device.c

@@ -363,15 +363,15 @@ static const VMStateDescription vmstate_ghes = {
     .version_id = 1,
     .minimum_version_id = 1,
     .fields = (const VMStateField[]) {
-        VMSTATE_UINT64(ghes_addr_le, AcpiGhesState),
+        VMSTATE_UINT64(hw_error_le, AcpiGhesState),
         VMSTATE_END_OF_LIST()
     },
 };
 
 static bool ghes_needed(void *opaque)
 {
     AcpiGedState *s = opaque;
-    return s->ghes_state.ghes_addr_le;
+    return s->ghes_state.hw_error_le;
 }
 
 static const VMStateDescription vmstate_ghes_state = {

hw/acpi/ghes.c

@@ -359,7 +359,7 @@ void acpi_ghes_add_fw_cfg(AcpiGhesState *ags, FWCfgState *s,
 
     /* Create a read-write fw_cfg file for Address */
     fw_cfg_add_file_callback(s, ACPI_HW_ERROR_ADDR_FW_CFG_FILE, NULL, NULL,
-        NULL, &(ags->ghes_addr_le), sizeof(ags->ghes_addr_le), false);
+        NULL, &(ags->hw_error_le), sizeof(ags->hw_error_le), false);
 
     ags->present = true;
 }
@@ -385,7 +385,7 @@ void ghes_record_cper_errors(const void *cper, size_t len,
     }
     ags = &acpi_ged_state->ghes_state;
 
-    start_addr = le64_to_cpu(ags->ghes_addr_le);
+    start_addr = le64_to_cpu(ags->hw_error_le);
 
     start_addr += source_id * sizeof(uint64_t);
 

include/hw/acpi/ghes.h

@@ -65,7 +65,7 @@ enum {
 };
 
 typedef struct AcpiGhesState {
-    uint64_t ghes_addr_le;
+    uint64_t hw_error_le;
     bool present; /* True if GHES is present at all on this board */
 } AcpiGhesState;