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path: root/drivers/acpi/acpica/evrgnini.c
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Diffstat (limited to 'drivers/acpi/acpica/evrgnini.c')
-rw-r--r--drivers/acpi/acpica/evrgnini.c123
1 files changed, 58 insertions, 65 deletions
diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 284a7becbe9..1b148a440d6 100644
--- a/drivers/acpi/acpica/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -5,7 +5,7 @@
*****************************************************************************/
/*
- * Copyright (C) 2000 - 2008, Intel Corp.
+ * Copyright (C) 2000 - 2014, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -50,16 +50,14 @@
ACPI_MODULE_NAME("evrgnini")
/* Local prototypes */
-static u8 acpi_ev_match_pci_root_bridge(char *id);
-
static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
/*******************************************************************************
*
* FUNCTION: acpi_ev_system_memory_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -120,8 +118,8 @@ acpi_ev_system_memory_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_io_space_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -151,8 +149,8 @@ acpi_ev_io_space_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_pci_config_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -170,7 +168,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
void *handler_context, void **region_context)
{
acpi_status status = AE_OK;
- acpi_integer pci_value;
+ u64 pci_value;
struct acpi_pci_id *pci_id = *region_context;
union acpi_operand_object *handler_obj;
struct acpi_namespace_node *parent_node;
@@ -201,7 +199,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
return_ACPI_STATUS(status);
}
- parent_node = acpi_ns_get_parent_node(region_obj->region.node);
+ parent_node = region_obj->region.node->parent;
/*
* Get the _SEG and _BBN values from the device upon which the handler
@@ -229,8 +227,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
/* Install a handler for this PCI root bridge */
- status =
- acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL);
+ status = acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL);
if (ACPI_FAILURE(status)) {
if (status == AE_SAME_HANDLER) {
/*
@@ -250,7 +247,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
break;
}
- pci_root_node = acpi_ns_get_parent_node(pci_root_node);
+ pci_root_node = pci_root_node->parent;
}
/* PCI root bridge not found, use namespace root node */
@@ -282,7 +279,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
*/
pci_device_node = region_obj->region.node;
while (pci_device_node && (pci_device_node->type != ACPI_TYPE_DEVICE)) {
- pci_device_node = acpi_ns_get_parent_node(pci_device_node);
+ pci_device_node = pci_device_node->parent;
}
if (!pci_device_node) {
@@ -291,8 +288,8 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
}
/*
- * Get the PCI device and function numbers from the _ADR object contained
- * in the parent's scope.
+ * Get the PCI device and function numbers from the _ADR object
+ * contained in the parent's scope.
*/
status = acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR,
pci_device_node, &pci_value);
@@ -322,9 +319,15 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
pci_id->bus = ACPI_LOWORD(pci_value);
}
- /* Complete this device's pci_id */
+ /* Complete/update the PCI ID for this device */
- acpi_os_derive_pci_id(pci_root_node, region_obj->region.node, &pci_id);
+ status =
+ acpi_hw_derive_pci_id(pci_id, pci_root_node,
+ region_obj->region.node);
+ if (ACPI_FAILURE(status)) {
+ ACPI_FREE(pci_id);
+ return_ACPI_STATUS(status);
+ }
*region_context = pci_id;
return_ACPI_STATUS(AE_OK);
@@ -332,40 +335,9 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
/*******************************************************************************
*
- * FUNCTION: acpi_ev_match_pci_root_bridge
- *
- * PARAMETERS: Id - The HID/CID in string format
- *
- * RETURN: TRUE if the Id is a match for a PCI/PCI-Express Root Bridge
- *
- * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID.
- *
- ******************************************************************************/
-
-static u8 acpi_ev_match_pci_root_bridge(char *id)
-{
-
- /*
- * Check if this is a PCI root.
- * ACPI 3.0+: check for a PCI Express root also.
- */
- if (!(ACPI_STRNCMP(id,
- PCI_ROOT_HID_STRING,
- sizeof(PCI_ROOT_HID_STRING))) ||
- !(ACPI_STRNCMP(id,
- PCI_EXPRESS_ROOT_HID_STRING,
- sizeof(PCI_EXPRESS_ROOT_HID_STRING)))) {
- return (TRUE);
- }
-
- return (FALSE);
-}
-
-/*******************************************************************************
- *
* FUNCTION: acpi_ev_is_pci_root_bridge
*
- * PARAMETERS: Node - Device node being examined
+ * PARAMETERS: node - Device node being examined
*
* RETURN: TRUE if device is a PCI/PCI-Express Root Bridge
*
@@ -377,9 +349,10 @@ static u8 acpi_ev_match_pci_root_bridge(char *id)
static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
{
acpi_status status;
- struct acpica_device_id hid;
- struct acpi_compatible_id_list *cid;
+ struct acpi_pnp_device_id *hid;
+ struct acpi_pnp_device_id_list *cid;
u32 i;
+ u8 match;
/* Get the _HID and check for a PCI Root Bridge */
@@ -388,7 +361,10 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
return (FALSE);
}
- if (acpi_ev_match_pci_root_bridge(hid.value)) {
+ match = acpi_ut_is_pci_root_bridge(hid->string);
+ ACPI_FREE(hid);
+
+ if (match) {
return (TRUE);
}
@@ -402,7 +378,7 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
/* Check all _CIDs in the returned list */
for (i = 0; i < cid->count; i++) {
- if (acpi_ev_match_pci_root_bridge(cid->id[i].value)) {
+ if (acpi_ut_is_pci_root_bridge(cid->ids[i].string)) {
ACPI_FREE(cid);
return (TRUE);
}
@@ -416,14 +392,14 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ev_pci_bar_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
* RETURN: Status
*
- * DESCRIPTION: Setup a pci_bAR operation region
+ * DESCRIPTION: Setup a pci_BAR operation region
*
* MUTEX: Assumes namespace is not locked
*
@@ -443,8 +419,8 @@ acpi_ev_pci_bar_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_cmos_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -470,8 +446,8 @@ acpi_ev_cmos_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_default_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -550,7 +526,7 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
return_ACPI_STATUS(AE_NOT_EXIST);
}
- node = acpi_ns_get_parent_node(region_obj->region.node);
+ node = region_obj->region.node->parent;
space_id = region_obj->region.space_id;
/* Setup defaults */
@@ -604,8 +580,25 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
handler_obj = obj_desc->thermal_zone.handler;
break;
+ case ACPI_TYPE_METHOD:
+ /*
+ * If we are executing module level code, the original
+ * Node's object was replaced by this Method object and we
+ * saved the handler in the method object.
+ *
+ * See acpi_ns_exec_module_code
+ */
+ if (obj_desc->method.
+ info_flags & ACPI_METHOD_MODULE_LEVEL) {
+ handler_obj =
+ obj_desc->method.dispatch.handler;
+ }
+ break;
+
default:
+
/* Ignore other objects */
+
break;
}
@@ -645,7 +638,7 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
status =
acpi_ev_execute_reg_method
- (region_obj, 1);
+ (region_obj, ACPI_REG_CONNECT);
if (acpi_ns_locked) {
status =
@@ -668,7 +661,7 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
/* This node does not have the handler we need; Pop up one level */
- node = acpi_ns_get_parent_node(node);
+ node = node->parent;
}
/* If we get here, there is no handler for this region */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-06 03:37:45 +0000