diff options
Diffstat (limited to 'drivers/acpi/acpica/evhandler.c')
| -rw-r--r-- | drivers/acpi/acpica/evhandler.c | 57 |
1 files changed, 15 insertions, 42 deletions
diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c index 2db61ef1b4a3..5a35dae945e2 100644 --- a/drivers/acpi/acpica/evhandler.c +++ b/drivers/acpi/acpica/evhandler.c @@ -1,45 +1,11 @@ +// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 /****************************************************************************** * * Module Name: evhandler - Support for Address Space handlers * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2017, Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. + * Copyright (C) 2000 - 2025, Intel Corp. * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ + *****************************************************************************/ #include <acpi/acpi.h> #include "accommon.h" @@ -398,29 +364,29 @@ acpi_ev_install_space_handler(struct acpi_namespace_node *node, handler = acpi_ex_system_io_space_handler; setup = acpi_ev_io_space_region_setup; break; - +#ifdef ACPI_PCI_CONFIGURED case ACPI_ADR_SPACE_PCI_CONFIG: handler = acpi_ex_pci_config_space_handler; setup = acpi_ev_pci_config_region_setup; break; - +#endif case ACPI_ADR_SPACE_CMOS: handler = acpi_ex_cmos_space_handler; setup = acpi_ev_cmos_region_setup; break; - +#ifdef ACPI_PCI_CONFIGURED case ACPI_ADR_SPACE_PCI_BAR_TARGET: handler = acpi_ex_pci_bar_space_handler; setup = acpi_ev_pci_bar_region_setup; break; - +#endif case ACPI_ADR_SPACE_DATA_TABLE: handler = acpi_ex_data_table_space_handler; - setup = NULL; + setup = acpi_ev_data_table_region_setup; break; default: @@ -523,6 +489,13 @@ acpi_ev_install_space_handler(struct acpi_namespace_node *node, /* Init handler obj */ + status = + acpi_os_create_mutex(&handler_obj->address_space.context_mutex); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(handler_obj); + goto unlock_and_exit; + } + handler_obj->address_space.space_id = (u8)space_id; handler_obj->address_space.handler_flags = flags; handler_obj->address_space.region_list = NULL; |