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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2024-08-12 15:08:04 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2024-08-13 13:44:39 +0200
commit779bac9994452f6a894524f70c00cfb0cd4b6364 (patch)
tree3d19e96532b9f1ac0444afcdcadedf923af6f9ee
parentLinux 6.11-rc3 (diff)
downloadlinux-779bac9994452f6a894524f70c00cfb0cd4b6364.tar.xz
linux-779bac9994452f6a894524f70c00cfb0cd4b6364.zip
Revert "ACPI: EC: Evaluate orphan _REG under EC device"
This reverts commit 0e6b6dedf168 ("Revert "ACPI: EC: Evaluate orphan _REG under EC device") because the problem addressed by it will be addressed differently in what follows. 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/3236716.5fSG56mABF@rjwysocki.net
-rw-r--r--drivers/acpi/acpica/acevents.h4
-rw-r--r--drivers/acpi/acpica/evregion.c6
-rw-r--r--drivers/acpi/acpica/evxfregn.c54
-rw-r--r--drivers/acpi/ec.c3
-rw-r--r--include/acpi/acpixf.h4
5 files changed, 5 insertions, 66 deletions
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index 2133085deda7..ddd072cbc738 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -191,10 +191,6 @@ void
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
acpi_adr_space_type space_id, u32 function);
-void
-acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *node,
- acpi_adr_space_type space_id);
-
acpi_status
acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function);
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index dc6004daf624..18fdf2bc2d49 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -20,6 +20,10 @@ extern u8 acpi_gbl_default_address_spaces[];
/* Local prototypes */
+static void
+acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *device_node,
+ acpi_adr_space_type space_id);
+
static acpi_status
acpi_ev_reg_run(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
@@ -814,7 +818,7 @@ acpi_ev_reg_run(acpi_handle obj_handle,
*
******************************************************************************/
-void
+static void
acpi_ev_execute_orphan_reg_method(struct acpi_namespace_node *device_node,
acpi_adr_space_type space_id)
{
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index 624361a5f34d..3197e6303c5b 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -306,57 +306,3 @@ acpi_execute_reg_methods(acpi_handle device, acpi_adr_space_type space_id)
}
ACPI_EXPORT_SYMBOL(acpi_execute_reg_methods)
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_execute_orphan_reg_method
- *
- * PARAMETERS: device - Handle for the device
- * space_id - The address space ID
- *
- * RETURN: Status
- *
- * DESCRIPTION: Execute an "orphan" _REG method that appears under an ACPI
- * device. This is a _REG method that has no corresponding region
- * within the device's scope.
- *
- ******************************************************************************/
-acpi_status
-acpi_execute_orphan_reg_method(acpi_handle device, acpi_adr_space_type space_id)
-{
- struct acpi_namespace_node *node;
- acpi_status status;
-
- ACPI_FUNCTION_TRACE(acpi_execute_orphan_reg_method);
-
- /* Parameter validation */
-
- if (!device) {
- return_ACPI_STATUS(AE_BAD_PARAMETER);
- }
-
- status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- /* Convert and validate the device handle */
-
- node = acpi_ns_validate_handle(device);
- if (node) {
-
- /*
- * If an "orphan" _REG method is present in the device's scope
- * for the given address space ID, run it.
- */
-
- acpi_ev_execute_orphan_reg_method(node, space_id);
- } else {
- status = AE_BAD_PARAMETER;
- }
-
- (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- return_ACPI_STATUS(status);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_execute_orphan_reg_method)
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 299ec653388c..68dd17f96f63 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1507,9 +1507,6 @@ 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);
- if (scope_handle != ec->handle)
- acpi_execute_orphan_reg_method(ec->handle, ACPI_ADR_SPACE_EC);
-
set_bit(EC_FLAGS_EC_REG_CALLED, &ec->flags);
}
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 80dc36f9d527..94d0fc3bd412 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -663,10 +663,6 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status
acpi_adr_space_type
space_id))
ACPI_EXTERNAL_RETURN_STATUS(acpi_status
- acpi_execute_orphan_reg_method(acpi_handle device,
- acpi_adr_space_type
- space_id))
-ACPI_EXTERNAL_RETURN_STATUS(acpi_status
acpi_remove_address_space_handler(acpi_handle
device,
acpi_adr_space_type