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ACPICA: Add a depth argument to acpi_execute_reg_methods()

Browse source 
A subsequent change will need to pass a depth argument to
acpi_execute_reg_methods(), so prepare that function for it.

No intentional functional changes.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Cc: All applicable <stable@vger.kernel.org>
Link: https://patch.msgid.link/8451567.NyiUUSuA9g@rjwysocki.net
This commit is contained in:
Rafael J. Wysocki 2024-08-12 15:11:42 +02:00
parent 779bac9994
commit cdf65d73e0
5 changed files with 14 additions and 7 deletions
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2
drivers/acpi/acpica/acevents.h
View file

@ -188,7 +188,7 @@ acpi_ev_detach_region(union acpi_operand_object *region_obj,
u8 acpi_ns_is_locked);
void
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, u32 max_depth,
acpi_adr_space_type space_id, u32 function);
acpi_status

6
drivers/acpi/acpica/evregion.c
View file

@ -65,6 +65,7 @@ acpi_status acpi_ev_initialize_op_regions(void)
acpi_gbl_default_address_spaces
[i])) {
acpi_ev_execute_reg_methods(acpi_gbl_root_node,
ACPI_UINT32_MAX,
acpi_gbl_default_address_spaces
[i], ACPI_REG_CONNECT);
}
@ -672,6 +673,7 @@ cleanup1:
* FUNCTION: acpi_ev_execute_reg_methods
*
* PARAMETERS: node - Namespace node for the device
* max_depth - Depth to which search for _REG
* space_id - The address space ID
* function - Passed to _REG: On (1) or Off (0)
*
@ -683,7 +685,7 @@ cleanup1:
******************************************************************************/
void
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, u32 max_depth,
acpi_adr_space_type space_id, u32 function)
{
struct acpi_reg_walk_info info;
@ -717,7 +719,7 @@ acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
* regions and _REG methods. (i.e. handlers must be installed for all
* regions of this Space ID before we can run any _REG methods)
*/
(void)acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
(void)acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, max_depth,
ACPI_NS_WALK_UNLOCK, acpi_ev_reg_run, NULL,
&info, NULL);

10
drivers/acpi/acpica/evxfregn.c
View file

@ -85,7 +85,8 @@ acpi_install_address_space_handler_internal(acpi_handle device,
/* Run all _REG methods for this address space */
if (run_reg) {
acpi_ev_execute_reg_methods(node, space_id, ACPI_REG_CONNECT);
acpi_ev_execute_reg_methods(node, ACPI_UINT32_MAX, space_id,
ACPI_REG_CONNECT);
}
unlock_and_exit:
@ -263,6 +264,7 @@ ACPI_EXPORT_SYMBOL(acpi_remove_address_space_handler)
* FUNCTION: acpi_execute_reg_methods
*
* PARAMETERS: device - Handle for the device
* max_depth - Depth to which search for _REG
* space_id - The address space ID
*
* RETURN: Status
@ -271,7 +273,8 @@ ACPI_EXPORT_SYMBOL(acpi_remove_address_space_handler)
*
******************************************************************************/
acpi_status
acpi_execute_reg_methods(acpi_handle device, acpi_adr_space_type space_id)
acpi_execute_reg_methods(acpi_handle device, u32 max_depth,
acpi_adr_space_type space_id)
{
struct acpi_namespace_node *node;
acpi_status status;
@ -296,7 +299,8 @@ acpi_execute_reg_methods(acpi_handle device, acpi_adr_space_type space_id)
/* Run all _REG methods for this address space */
acpi_ev_execute_reg_methods(node, space_id, ACPI_REG_CONNECT);
acpi_ev_execute_reg_methods(node, max_depth, space_id,
ACPI_REG_CONNECT);
} else {
status = AE_BAD_PARAMETER;
}

2
drivers/acpi/ec.c
View file

@ -1506,7 +1506,7 @@ static int ec_install_handlers(struct acpi_ec *ec, struct acpi_device *device,
}
if (call_reg && !test_bit(EC_FLAGS_EC_REG_CALLED, &ec->flags)) {
acpi_execute_reg_methods(scope_handle, ACPI_ADR_SPACE_EC);
acpi_execute_reg_methods(scope_handle, ACPI_UINT32_MAX, ACPI_ADR_SPACE_EC);
set_bit(EC_FLAGS_EC_REG_CALLED, &ec->flags);
}

1
include/acpi/acpixf.h
View file

@ -660,6 +660,7 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status
void *context))
ACPI_EXTERNAL_RETURN_STATUS(acpi_status
acpi_execute_reg_methods(acpi_handle device,
u32 nax_depth,
acpi_adr_space_type
space_id))
ACPI_EXTERNAL_RETURN_STATUS(acpi_status