diff options
Diffstat (limited to 'drivers/acpi/events/evxfregn.c')
| -rw-r--r-- | drivers/acpi/events/evxfregn.c | 114 |
1 files changed, 55 insertions, 59 deletions
diff --git a/drivers/acpi/events/evxfregn.c b/drivers/acpi/events/evxfregn.c index d058587b3427..6f28ea2db5ba 100644 --- a/drivers/acpi/events/evxfregn.c +++ b/drivers/acpi/events/evxfregn.c @@ -49,8 +49,7 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evxfregn") - +ACPI_MODULE_NAME("evxfregn") /******************************************************************************* * @@ -67,36 +66,31 @@ * DESCRIPTION: Install a handler for all op_regions of a given space_id. * ******************************************************************************/ - acpi_status -acpi_install_address_space_handler ( - acpi_handle device, - acpi_adr_space_type space_id, - acpi_adr_space_handler handler, - acpi_adr_space_setup setup, - void *context) +acpi_install_address_space_handler(acpi_handle device, + acpi_adr_space_type space_id, + acpi_adr_space_handler handler, + acpi_adr_space_setup setup, void *context) { - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_install_address_space_handler"); + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_install_address_space_handler"); /* Parameter validation */ if (!device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + 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_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -104,21 +98,23 @@ acpi_install_address_space_handler ( /* Install the handler for all Regions for this Space ID */ - status = acpi_ev_install_space_handler (node, space_id, handler, setup, context); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_install_space_handler(node, space_id, handler, setup, + context); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Run all _REG methods for this address space */ - status = acpi_ev_execute_reg_methods (node, space_id); + status = acpi_ev_execute_reg_methods(node, space_id); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_address_space_handler); +EXPORT_SYMBOL(acpi_install_address_space_handler); /******************************************************************************* * @@ -135,36 +131,33 @@ EXPORT_SYMBOL(acpi_install_address_space_handler); ******************************************************************************/ acpi_status -acpi_remove_address_space_handler ( - acpi_handle device, - acpi_adr_space_type space_id, - acpi_adr_space_handler handler) +acpi_remove_address_space_handler(acpi_handle device, + acpi_adr_space_type space_id, + acpi_adr_space_handler handler) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *handler_obj; - union acpi_operand_object *region_obj; - union acpi_operand_object **last_obj_ptr; - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_remove_address_space_handler"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *handler_obj; + union acpi_operand_object *region_obj; + union acpi_operand_object **last_obj_ptr; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_remove_address_space_handler"); /* Parameter validation */ if (!device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + 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_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -172,7 +165,7 @@ acpi_remove_address_space_handler ( /* Make sure the internal object exists */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { status = AE_NOT_EXIST; goto unlock_and_exit; @@ -188,10 +181,11 @@ acpi_remove_address_space_handler ( if (handler_obj->address_space.space_id == space_id) { /* Matched space_id, first dereference this in the Regions */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Removing address handler %p(%p) for region %s on Device %p(%p)\n", - handler_obj, handler, acpi_ut_get_region_name (space_id), - node, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Removing address handler %p(%p) for region %s on Device %p(%p)\n", + handler_obj, handler, + acpi_ut_get_region_name(space_id), + node, obj_desc)); region_obj = handler_obj->address_space.region_list; @@ -205,13 +199,14 @@ acpi_remove_address_space_handler ( * The region is just inaccessible as indicated to * the _REG method */ - acpi_ev_detach_region (region_obj, TRUE); + acpi_ev_detach_region(region_obj, TRUE); /* * Walk the list: Just grab the head because the * detach_region removed the previous head. */ - region_obj = handler_obj->address_space.region_list; + region_obj = + handler_obj->address_space.region_list; } @@ -221,7 +216,7 @@ acpi_remove_address_space_handler ( /* Now we can delete the handler object */ - acpi_ut_remove_reference (handler_obj); + acpi_ut_remove_reference(handler_obj); goto unlock_and_exit; } @@ -233,15 +228,16 @@ acpi_remove_address_space_handler ( /* The handler does not exist */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n", - handler, acpi_ut_get_region_name (space_id), space_id, node, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n", + handler, acpi_ut_get_region_name(space_id), space_id, + node, obj_desc)); status = AE_NOT_EXIST; -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_address_space_handler); +EXPORT_SYMBOL(acpi_remove_address_space_handler); |