diff options
Diffstat (limited to 'drivers/acpi')
160 files changed, 647 insertions, 365 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 002838d23b86..cc57bab146b5 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -241,6 +241,7 @@ config ACPI_CPU_FREQ_PSS config ACPI_PROCESSOR_CSTATE def_bool y + depends on ACPI_PROCESSOR depends on IA64 || X86 config ACPI_PROCESSOR_IDLE diff --git a/drivers/acpi/acpi_lpit.c b/drivers/acpi/acpi_lpit.c index 433376e819bb..953437a216f6 100644 --- a/drivers/acpi/acpi_lpit.c +++ b/drivers/acpi/acpi_lpit.c @@ -104,7 +104,7 @@ static void lpit_update_residency(struct lpit_residency_info *info, info->gaddr = lpit_native->residency_counter; if (info->gaddr.space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) { - info->iomem_addr = ioremap_nocache(info->gaddr.address, + info->iomem_addr = ioremap(info->gaddr.address, info->gaddr.bit_width / 8); if (!info->iomem_addr) return; diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index 2c4dda0787e8..5379bc3f275d 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -705,3 +705,185 @@ void __init acpi_processor_init(void) acpi_scan_add_handler_with_hotplug(&processor_handler, "processor"); acpi_scan_add_handler(&processor_container_handler); } + +#ifdef CONFIG_ACPI_PROCESSOR_CSTATE +/** + * acpi_processor_claim_cst_control - Request _CST control from the platform. + */ +bool acpi_processor_claim_cst_control(void) +{ + static bool cst_control_claimed; + acpi_status status; + + if (!acpi_gbl_FADT.cst_control || cst_control_claimed) + return true; + + status = acpi_os_write_port(acpi_gbl_FADT.smi_command, + acpi_gbl_FADT.cst_control, 8); + if (ACPI_FAILURE(status)) { + pr_warn("ACPI: Failed to claim processor _CST control\n"); + return false; + } + + cst_control_claimed = true; + return true; +} +EXPORT_SYMBOL_GPL(acpi_processor_claim_cst_control); + +/** + * acpi_processor_evaluate_cst - Evaluate the processor _CST control method. + * @handle: ACPI handle of the processor object containing the _CST. + * @cpu: The numeric ID of the target CPU. + * @info: Object write the C-states information into. + * + * Extract the C-state information for the given CPU from the output of the _CST + * control method under the corresponding ACPI processor object (or processor + * device object) and populate @info with it. + * + * If any ACPI_ADR_SPACE_FIXED_HARDWARE C-states are found, invoke + * acpi_processor_ffh_cstate_probe() to verify them and update the + * cpu_cstate_entry data for @cpu. + */ +int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu, + struct acpi_processor_power *info) +{ + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *cst; + acpi_status status; + u64 count; + int last_index = 0; + int i, ret = 0; + + status = acpi_evaluate_object(handle, "_CST", NULL, &buffer); + if (ACPI_FAILURE(status)) { + acpi_handle_debug(handle, "No _CST\n"); + return -ENODEV; + } + + cst = buffer.pointer; + + /* There must be at least 2 elements. */ + if (!cst || cst->type != ACPI_TYPE_PACKAGE || cst->package.count < 2) { + acpi_handle_warn(handle, "Invalid _CST output\n"); + ret = -EFAULT; + goto end; + } + + count = cst->package.elements[0].integer.value; + + /* Validate the number of C-states. */ + if (count < 1 || count != cst->package.count - 1) { + acpi_handle_warn(handle, "Inconsistent _CST data\n"); + ret = -EFAULT; + goto end; + } + + for (i = 1; i <= count; i++) { + union acpi_object *element; + union acpi_object *obj; + struct acpi_power_register *reg; + struct acpi_processor_cx cx; + + /* + * If there is not enough space for all C-states, skip the + * excess ones and log a warning. + */ + if (last_index >= ACPI_PROCESSOR_MAX_POWER - 1) { + acpi_handle_warn(handle, + "No room for more idle states (limit: %d)\n", + ACPI_PROCESSOR_MAX_POWER - 1); + break; + } + + memset(&cx, 0, sizeof(cx)); + + element = &cst->package.elements[i]; + if (element->type != ACPI_TYPE_PACKAGE) + continue; + + if (element->package.count != 4) + continue; + + obj = &element->package.elements[0]; + + if (obj->type != ACPI_TYPE_BUFFER) + continue; + + reg = (struct acpi_power_register *)obj->buffer.pointer; + + obj = &element->package.elements[1]; + if (obj->type != ACPI_TYPE_INTEGER) + continue; + + cx.type = obj->integer.value; + /* + * There are known cases in which the _CST output does not + * contain C1, so if the type of the first state found is not + * C1, leave an empty slot for C1 to be filled in later. + */ + if (i == 1 && cx.type != ACPI_STATE_C1) + last_index = 1; + + cx.address = reg->address; + cx.index = last_index + 1; + + if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) { + if (!acpi_processor_ffh_cstate_probe(cpu, &cx, reg)) { + /* + * In the majority of cases _CST describes C1 as + * a FIXED_HARDWARE C-state, but if the command + * line forbids using MWAIT, use CSTATE_HALT for + * C1 regardless. + */ + if (cx.type == ACPI_STATE_C1 && + boot_option_idle_override == IDLE_NOMWAIT) { + cx.entry_method = ACPI_CSTATE_HALT; + snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI HLT"); + } else { + cx.entry_method = ACPI_CSTATE_FFH; + } + } else if (cx.type == ACPI_STATE_C1) { + /* + * In the special case of C1, FIXED_HARDWARE can + * be handled by executing the HLT instruction. + */ + cx.entry_method = ACPI_CSTATE_HALT; + snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI HLT"); + } else { + continue; + } + } else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) { + cx.entry_method = ACPI_CSTATE_SYSTEMIO; + snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI IOPORT 0x%x", + cx.address); + } else { + continue; + } + + if (cx.type == ACPI_STATE_C1) + cx.valid = 1; + + obj = &element->package.elements[2]; + if (obj->type != ACPI_TYPE_INTEGER) + continue; + + cx.latency = obj->integer.value; + + obj = &element->package.elements[3]; + if (obj->type != ACPI_TYPE_INTEGER) + continue; + + memcpy(&info->states[++last_index], &cx, sizeof(cx)); + } + + acpi_handle_info(handle, "Found %d idle states\n", last_index); + + info->count = last_index; + + end: + kfree(buffer.pointer); + + return ret; +} +EXPORT_SYMBOL_GPL(acpi_processor_evaluate_cst); +#endif /* CONFIG_ACPI_PROCESSOR_CSTATE */ diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 2f380e7381d6..15c5b272e698 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -2187,7 +2187,7 @@ int acpi_video_register(void) if (register_count) { /* * if the function of acpi_video_register is already called, - * don't register the acpi_vide_bus again and return no error. + * don't register the acpi_video_bus again and return no error. */ goto leave; } diff --git a/drivers/acpi/acpica/acapps.h b/drivers/acpi/acpica/acapps.h index 863ade9add6d..173447d50acf 100644 --- a/drivers/acpi/acpica/acapps.h +++ b/drivers/acpi/acpica/acapps.h @@ -3,7 +3,7 @@ * * Module Name: acapps - common include for ACPI applications/tools * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -17,7 +17,7 @@ /* Common info for tool signons */ #define ACPICA_NAME "Intel ACPI Component Architecture" -#define ACPICA_COPYRIGHT "Copyright (c) 2000 - 2019 Intel Corporation" +#define ACPICA_COPYRIGHT "Copyright (c) 2000 - 2020 Intel Corporation" #if ACPI_MACHINE_WIDTH == 64 #define ACPI_WIDTH " (64-bit version)" diff --git a/drivers/acpi/acpica/accommon.h b/drivers/acpi/acpica/accommon.h index 54f81eac7ec9..89101e53324b 100644 --- a/drivers/acpi/acpica/accommon.h +++ b/drivers/acpi/acpica/accommon.h @@ -3,7 +3,7 @@ * * Name: accommon.h - Common include files for generation of ACPICA source * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acconvert.h b/drivers/acpi/acpica/acconvert.h index d5478cd4a857..ede4b9cc9e85 100644 --- a/drivers/acpi/acpica/acconvert.h +++ b/drivers/acpi/acpica/acconvert.h @@ -3,7 +3,7 @@ * * Module Name: acapps - common include for ACPI applications/tools * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h index 694cf206fa9a..a676daaa2da5 100644 --- a/drivers/acpi/acpica/acdebug.h +++ b/drivers/acpi/acpica/acdebug.h @@ -3,7 +3,7 @@ * * Name: acdebug.h - ACPI/AML debugger * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acdispat.h b/drivers/acpi/acpica/acdispat.h index 82f81501566b..7ba6e308f146 100644 --- a/drivers/acpi/acpica/acdispat.h +++ b/drivers/acpi/acpica/acdispat.h @@ -3,7 +3,7 @@ * * Name: acdispat.h - dispatcher (parser to interpreter interface) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h index c8652f91054e..79f292687bd6 100644 --- a/drivers/acpi/acpica/acevents.h +++ b/drivers/acpi/acpica/acevents.h @@ -3,7 +3,7 @@ * * Name: acevents.h - Event subcomponent prototypes and defines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h index fd3beea93421..38ffa2c0a496 100644 --- a/drivers/acpi/acpica/acglobal.h +++ b/drivers/acpi/acpica/acglobal.h @@ -3,7 +3,7 @@ * * Name: acglobal.h - Declarations for global variables * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/achware.h b/drivers/acpi/acpica/achware.h index bcf8f7501db7..67f282e9e0af 100644 --- a/drivers/acpi/acpica/achware.h +++ b/drivers/acpi/acpica/achware.h @@ -3,7 +3,7 @@ * * Name: achware.h -- hardware specific interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acinterp.h b/drivers/acpi/acpica/acinterp.h index 20706adbc148..a6d896cda2a5 100644 --- a/drivers/acpi/acpica/acinterp.h +++ b/drivers/acpi/acpica/acinterp.h @@ -3,7 +3,7 @@ * * Name: acinterp.h - Interpreter subcomponent prototypes and defines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h index 1ea52576f0a2..af58cd2dc9d3 100644 --- a/drivers/acpi/acpica/aclocal.h +++ b/drivers/acpi/acpica/aclocal.h @@ -3,7 +3,7 @@ * * Name: aclocal.h - Internal data types used across the ACPI subsystem * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h index 283614e82a20..2269e10bc21b 100644 --- a/drivers/acpi/acpica/acmacros.h +++ b/drivers/acpi/acpica/acmacros.h @@ -3,7 +3,7 @@ * * Name: acmacros.h - C macros for the entire subsystem. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h index 7da1864798a0..e618ddfab2fd 100644 --- a/drivers/acpi/acpica/acnamesp.h +++ b/drivers/acpi/acpica/acnamesp.h @@ -3,7 +3,7 @@ * * Name: acnamesp.h - Namespace subcomponent prototypes and defines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h index 8def0e3d690f..9f0219a8cb98 100644 --- a/drivers/acpi/acpica/acobject.h +++ b/drivers/acpi/acpica/acobject.h @@ -3,7 +3,7 @@ * * Name: acobject.h - Definition of union acpi_operand_object (Internal object only) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -260,7 +260,8 @@ struct acpi_object_index_field { /* The buffer_field is different in that it is part of a Buffer, not an op_region */ struct acpi_object_buffer_field { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *buffer_obj; /* Containing Buffer object */ + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO u8 is_create_field; /* Special case for objects created by create_field() */ + union acpi_operand_object *buffer_obj; /* Containing Buffer object */ }; /****************************************************************************** diff --git a/drivers/acpi/acpica/acopcode.h b/drivers/acpi/acpica/acopcode.h index 9d78134428e3..8825394be9ab 100644 --- a/drivers/acpi/acpica/acopcode.h +++ b/drivers/acpi/acpica/acopcode.h @@ -3,7 +3,7 @@ * * Name: acopcode.h - AML opcode information for the AML parser and interpreter * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acparser.h b/drivers/acpi/acpica/acparser.h index 6e32c97cba6c..bc00b85c0a8f 100644 --- a/drivers/acpi/acpica/acparser.h +++ b/drivers/acpi/acpica/acparser.h @@ -3,7 +3,7 @@ * * Module Name: acparser.h - AML Parser subcomponent prototypes and defines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h index 387163b962a7..cd0f5df0ea23 100644 --- a/drivers/acpi/acpica/acpredef.h +++ b/drivers/acpi/acpica/acpredef.h @@ -3,7 +3,7 @@ * * Name: acpredef - Information table for ACPI predefined methods and objects * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acresrc.h b/drivers/acpi/acpica/acresrc.h index 422cd8f2b92e..6de8a1650d3d 100644 --- a/drivers/acpi/acpica/acresrc.h +++ b/drivers/acpi/acpica/acresrc.h @@ -3,7 +3,7 @@ * * Name: acresrc.h - Resource Manager function prototypes * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h index 2043dff370b1..4c900c108f3f 100644 --- a/drivers/acpi/acpica/acstruct.h +++ b/drivers/acpi/acpica/acstruct.h @@ -3,7 +3,7 @@ * * Name: acstruct.h - Internal structs * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/actables.h b/drivers/acpi/acpica/actables.h index dfbf1dbd4033..734624facda3 100644 --- a/drivers/acpi/acpica/actables.h +++ b/drivers/acpi/acpica/actables.h @@ -3,7 +3,7 @@ * * Name: actables.h - ACPI table management * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h index 5fb50634e08e..7c89b470ec81 100644 --- a/drivers/acpi/acpica/acutils.h +++ b/drivers/acpi/acpica/acutils.h @@ -3,7 +3,7 @@ * * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/amlcode.h b/drivers/acpi/acpica/amlcode.h index 49e412edd7c6..1d541bbac4a3 100644 --- a/drivers/acpi/acpica/amlcode.h +++ b/drivers/acpi/acpica/amlcode.h @@ -5,7 +5,7 @@ * Declarations and definitions contained herein are derived * directly from the ACPI specification. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/amlresrc.h b/drivers/acpi/acpica/amlresrc.h index 7c3bd4ab60fc..e5234e001acf 100644 --- a/drivers/acpi/acpica/amlresrc.h +++ b/drivers/acpi/acpica/amlresrc.h @@ -3,7 +3,7 @@ * * Module Name: amlresrc.h - AML resource descriptors * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dbhistry.c b/drivers/acpi/acpica/dbhistry.c index 47d2e5059849..bb9600b867ee 100644 --- a/drivers/acpi/acpica/dbhistry.c +++ b/drivers/acpi/acpica/dbhistry.c @@ -3,7 +3,7 @@ * * Module Name: dbhistry - debugger HISTORY command * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c index e1632b340182..aa71f65395d2 100644 --- a/drivers/acpi/acpica/dbinput.c +++ b/drivers/acpi/acpica/dbinput.c @@ -816,7 +816,7 @@ acpi_db_command_dispatch(char *input_buffer, if (ACPI_FAILURE(status) || temp64 >= ACPI_NUM_PREDEFINED_REGIONS) { acpi_os_printf - ("Invalid adress space ID: must be between 0 and %u inclusive\n", + ("Invalid address space ID: must be between 0 and %u inclusive\n", ACPI_NUM_PREDEFINED_REGIONS - 1); return (AE_OK); } diff --git a/drivers/acpi/acpica/dsargs.c b/drivers/acpi/acpica/dsargs.c index 85b34d02233e..ad17f62e51d9 100644 --- a/drivers/acpi/acpica/dsargs.c +++ b/drivers/acpi/acpica/dsargs.c @@ -4,7 +4,7 @@ * Module Name: dsargs - Support for execution of dynamic arguments for static * objects (regions, fields, buffer fields, etc.) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dscontrol.c b/drivers/acpi/acpica/dscontrol.c index 5034fab9cf69..4b5b6e859f62 100644 --- a/drivers/acpi/acpica/dscontrol.c +++ b/drivers/acpi/acpica/dscontrol.c @@ -4,7 +4,7 @@ * Module Name: dscontrol - Support for execution control opcodes - * if/else/while/return * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dsdebug.c b/drivers/acpi/acpica/dsdebug.c index 0d3e1ced1f57..63bc5f19fb82 100644 --- a/drivers/acpi/acpica/dsdebug.c +++ b/drivers/acpi/acpica/dsdebug.c @@ -3,7 +3,7 @@ * * Module Name: dsdebug - Parser/Interpreter interface - debugging * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c index faa38a22263a..c901f5aec739 100644 --- a/drivers/acpi/acpica/dsfield.c +++ b/drivers/acpi/acpica/dsfield.c @@ -3,7 +3,7 @@ * * Module Name: dsfield - Dispatcher field routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -243,7 +243,7 @@ cleanup: * FUNCTION: acpi_ds_get_field_names * * PARAMETERS: info - create_field info structure - * ` walk_state - Current method state + * walk_state - Current method state * arg - First parser arg for the field name list * * RETURN: Status diff --git a/drivers/acpi/acpica/dsinit.c b/drivers/acpi/acpica/dsinit.c index a1ffed29903b..9be2a309424c 100644 --- a/drivers/acpi/acpica/dsinit.c +++ b/drivers/acpi/acpica/dsinit.c @@ -3,7 +3,7 @@ * * Module Name: dsinit - Object initialization namespace walk * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c index f59b4d944f7f..cf67caff878a 100644 --- a/drivers/acpi/acpica/dsmethod.c +++ b/drivers/acpi/acpica/dsmethod.c @@ -3,7 +3,7 @@ * * Module Name: dsmethod - Parser/Interpreter interface - control method parsing * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c index 179129a2deb1..c0a14a6a2c20 100644 --- a/drivers/acpi/acpica/dsobject.c +++ b/drivers/acpi/acpica/dsobject.c @@ -3,7 +3,7 @@ * * Module Name: dsobject - Dispatcher object management routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c index 10f32b62608e..d9c26e720cb7 100644 --- a/drivers/acpi/acpica/dsopcode.c +++ b/drivers/acpi/acpica/dsopcode.c @@ -3,7 +3,7 @@ * * Module Name: dsopcode - Dispatcher support for regions and fields * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -217,6 +217,8 @@ acpi_ds_init_buffer_field(u16 aml_opcode, } obj_desc->buffer_field.buffer_obj = buffer_desc; + obj_desc->buffer_field.is_create_field = + aml_opcode == AML_CREATE_FIELD_OP; /* Reference count for buffer_desc inherits obj_desc count */ diff --git a/drivers/acpi/acpica/dspkginit.c b/drivers/acpi/acpica/dspkginit.c index 997faa10f615..d869568d55c2 100644 --- a/drivers/acpi/acpica/dspkginit.c +++ b/drivers/acpi/acpica/dspkginit.c @@ -3,7 +3,7 @@ * * Module Name: dspkginit - Completion of deferred package initialization * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dswexec.c b/drivers/acpi/acpica/dswexec.c index d75aae304595..5e81a1ae44cf 100644 --- a/drivers/acpi/acpica/dswexec.c +++ b/drivers/acpi/acpica/dswexec.c @@ -4,7 +4,7 @@ * Module Name: dswexec - Dispatcher method execution callbacks; * dispatch to interpreter. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dswload.c b/drivers/acpi/acpica/dswload.c index c88fd31208a5..697974e37edf 100644 --- a/drivers/acpi/acpica/dswload.c +++ b/drivers/acpi/acpica/dswload.c @@ -3,7 +3,7 @@ * * Module Name: dswload - Dispatcher first pass namespace load callbacks * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -410,6 +410,27 @@ acpi_status acpi_ds_load1_end_op(struct acpi_walk_state *walk_state) ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, walk_state)); + /* + * Disassembler: handle create field operators here. + * + * create_buffer_field is a deferred op that is typically processed in load + * pass 2. However, disassembly of control method contents walk the parse + * tree with ACPI_PARSE_LOAD_PASS1 and AML_CREATE operators are processed + * in a later walk. This is a problem when there is a control method that + * has the same name as the AML_CREATE object. In this case, any use of the + * name segment will be detected as a method call rather than a reference + * to a buffer field. + * + * This earlier creation during disassembly solves this issue by inserting + * the named object in the ACPI namespace so that references to this name + * would be a name string rather than a method call. + */ + if ((walk_state->parse_flags & ACPI_PARSE_DISASSEMBLE) && + (walk_state->op_info->flags & AML_CREATE)) { + status = acpi_ds_create_buffer_field(op, walk_state); + return_ACPI_STATUS(status); + } + /* We are only interested in opcodes that have an associated name */ if (!(walk_state->op_info->flags & (AML_NAMED | AML_FIELD))) { diff --git a/drivers/acpi/acpica/dswload2.c b/drivers/acpi/acpica/dswload2.c index 935a8e2623e4..b31457ca926c 100644 --- a/drivers/acpi/acpica/dswload2.c +++ b/drivers/acpi/acpica/dswload2.c @@ -3,7 +3,7 @@ * * Module Name: dswload2 - Dispatcher second pass namespace load callbacks * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dswscope.c b/drivers/acpi/acpica/dswscope.c index 39acf7b286da..9c397642fed7 100644 --- a/drivers/acpi/acpica/dswscope.c +++ b/drivers/acpi/acpica/dswscope.c @@ -3,7 +3,7 @@ * * Module Name: dswscope - Scope stack manipulation * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/dswstate.c b/drivers/acpi/acpica/dswstate.c index de79f835a373..809a0c0536b5 100644 --- a/drivers/acpi/acpica/dswstate.c +++ b/drivers/acpi/acpica/dswstate.c @@ -3,7 +3,7 @@ * * Module Name: dswstate - Dispatcher parse tree walk management routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evevent.c b/drivers/acpi/acpica/evevent.c index 9e2f5a05c066..8c83d8c620dc 100644 --- a/drivers/acpi/acpica/evevent.c +++ b/drivers/acpi/acpica/evevent.c @@ -3,7 +3,7 @@ * * Module Name: evevent - Fixed Event handling and dispatch * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evglock.c b/drivers/acpi/acpica/evglock.c index 5c77bee5d31f..0ced84ae13e4 100644 --- a/drivers/acpi/acpica/evglock.c +++ b/drivers/acpi/acpica/evglock.c @@ -3,7 +3,7 @@ * * Module Name: evglock - Global Lock support * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c index 344feba29063..3e39907fedd9 100644 --- a/drivers/acpi/acpica/evgpe.c +++ b/drivers/acpi/acpica/evgpe.c @@ -3,7 +3,7 @@ * * Module Name: evgpe - General Purpose Event handling and dispatch * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c index 9c7adaa7b582..132adff1e131 100644 --- a/drivers/acpi/acpica/evgpeblk.c +++ b/drivers/acpi/acpica/evgpeblk.c @@ -3,7 +3,7 @@ * * Module Name: evgpeblk - GPE block creation and initialization. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evgpeinit.c b/drivers/acpi/acpica/evgpeinit.c index 70d21d5ec5f3..6effd8076dcc 100644 --- a/drivers/acpi/acpica/evgpeinit.c +++ b/drivers/acpi/acpica/evgpeinit.c @@ -3,7 +3,7 @@ * * Module Name: evgpeinit - System GPE initialization and update * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evgpeutil.c b/drivers/acpi/acpica/evgpeutil.c index 917892227e09..738873e876ca 100644 --- a/drivers/acpi/acpica/evgpeutil.c +++ b/drivers/acpi/acpica/evgpeutil.c @@ -3,7 +3,7 @@ * * Module Name: evgpeutil - GPE utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c index 3ef4e27995f0..5884eba047f7 100644 --- a/drivers/acpi/acpica/evhandler.c +++ b/drivers/acpi/acpica/evhandler.c @@ -3,7 +3,7 @@ * * Module Name: evhandler - Support for Address Space handlers * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evmisc.c b/drivers/acpi/acpica/evmisc.c index aa98fe07cd1b..ce1eda6beb84 100644 --- a/drivers/acpi/acpica/evmisc.c +++ b/drivers/acpi/acpica/evmisc.c @@ -3,7 +3,7 @@ * * Module Name: evmisc - Miscellaneous event manager support functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c index 1ff126460007..738d4b231f34 100644 --- a/drivers/acpi/acpica/evregion.c +++ b/drivers/acpi/acpica/evregion.c @@ -3,7 +3,7 @@ * * Module Name: evregion - Operation Region support * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c index aee09640d710..aefc0145e583 100644 --- a/drivers/acpi/acpica/evrgnini.c +++ b/drivers/acpi/acpica/evrgnini.c @@ -3,7 +3,7 @@ * * Module Name: evrgnini- ACPI address_space (op_region) init * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evxface.c b/drivers/acpi/acpica/evxface.c index 279ef0557aa3..e4e012297eee 100644 --- a/drivers/acpi/acpica/evxface.c +++ b/drivers/acpi/acpica/evxface.c @@ -3,7 +3,7 @@ * * Module Name: evxface - External interfaces for ACPI events * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c index e528fe56b755..1a15b0087379 100644 --- a/drivers/acpi/acpica/evxfevnt.c +++ b/drivers/acpi/acpica/evxfevnt.c @@ -3,7 +3,7 @@ * * Module Name: evxfevnt - External Interfaces, ACPI event disable/enable * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c index 04a40d563dd6..2c39ff2a7406 100644 --- a/drivers/acpi/acpica/evxfgpe.c +++ b/drivers/acpi/acpica/evxfgpe.c @@ -3,7 +3,7 @@ * * Module Name: evxfgpe - External Interfaces for General Purpose Events (GPEs) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c index 47265b073e6f..da97fd0c6b51 100644 --- a/drivers/acpi/acpica/evxfregn.c +++ b/drivers/acpi/acpica/evxfregn.c @@ -4,7 +4,7 @@ * Module Name: evxfregn - External Interfaces, ACPI Operation Regions and * Address Spaces. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exconcat.c b/drivers/acpi/acpica/exconcat.c index c7af07566b7b..43711412722f 100644 --- a/drivers/acpi/acpica/exconcat.c +++ b/drivers/acpi/acpica/exconcat.c @@ -3,7 +3,7 @@ * * Module Name: exconcat - Concatenate-type AML operators * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c index 46a8baf28bd0..68efd704e2dc 100644 --- a/drivers/acpi/acpica/exconfig.c +++ b/drivers/acpi/acpica/exconfig.c @@ -3,7 +3,7 @@ * * Module Name: exconfig - Namespace reconfiguration (Load/Unload opcodes) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exconvrt.c b/drivers/acpi/acpica/exconvrt.c index ca2966bacb50..50c7aad2e86d 100644 --- a/drivers/acpi/acpica/exconvrt.c +++ b/drivers/acpi/acpica/exconvrt.c @@ -3,7 +3,7 @@ * * Module Name: exconvrt - Object conversion routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/excreate.c b/drivers/acpi/acpica/excreate.c index f376fc00064e..a17482428b46 100644 --- a/drivers/acpi/acpica/excreate.c +++ b/drivers/acpi/acpica/excreate.c @@ -3,7 +3,7 @@ * * Module Name: excreate - Named object creation * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exdebug.c b/drivers/acpi/acpica/exdebug.c index b1aeec8cac55..a5223dcaee70 100644 --- a/drivers/acpi/acpica/exdebug.c +++ b/drivers/acpi/acpica/exdebug.c @@ -3,7 +3,7 @@ * * Module Name: exdebug - Support for stores to the AML Debug Object * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c index a9bc938a3b55..47a4d9a40d6b 100644 --- a/drivers/acpi/acpica/exdump.c +++ b/drivers/acpi/acpica/exdump.c @@ -3,7 +3,7 @@ * * Module Name: exdump - Interpreter debug output routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c index d3d2dbfba680..e85eb31e5075 100644 --- a/drivers/acpi/acpica/exfield.c +++ b/drivers/acpi/acpica/exfield.c @@ -3,7 +3,7 @@ * * Module Name: exfield - AML execution - field_unit read/write * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ @@ -96,7 +96,8 @@ acpi_ex_get_protocol_buffer_length(u32 protocol_id, u32 *return_length) * RETURN: Status * * DESCRIPTION: Read from a named field. Returns either an Integer or a - * Buffer, depending on the size of the field. + * Buffer, depending on the size of the field and whether if a + * field is created by the create_field() operator. * ******************************************************************************/ @@ -154,12 +155,17 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state, * the use of arithmetic operators on the returned value if the * field size is equal or smaller than an Integer. * + * However, all buffer fields created by create_field operator needs to + * remain as a buffer to match other AML interpreter implementations. + * * Note: Field.length is in bits. */ buffer_length = (acpi_size)ACPI_ROUND_BITS_UP_TO_BYTES(obj_desc->field.bit_length); - if (buffer_length > acpi_gbl_integer_byte_width) { + if (buffer_length > acpi_gbl_integer_byte_width || + (obj_desc->common.type == ACPI_TYPE_BUFFER_FIELD && + obj_desc->buffer_field.is_create_field)) { /* Field is too large for an Integer, create a Buffer instead */ diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c index 95a0dcb4f7b9..ade35ff1c7ba 100644 --- a/drivers/acpi/acpica/exfldio.c +++ b/drivers/acpi/acpica/exfldio.c @@ -3,7 +3,7 @@ * * Module Name: exfldio - Aml Field I/O * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exmisc.c b/drivers/acpi/acpica/exmisc.c index 60e854965af9..717e3998fd77 100644 --- a/drivers/acpi/acpica/exmisc.c +++ b/drivers/acpi/acpica/exmisc.c @@ -3,7 +3,7 @@ * * Module Name: exmisc - ACPI AML (p-code) execution - specific opcodes * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exmutex.c b/drivers/acpi/acpica/exmutex.c index 775cd62af5b3..9ff247cba571 100644 --- a/drivers/acpi/acpica/exmutex.c +++ b/drivers/acpi/acpica/exmutex.c @@ -3,7 +3,7 @@ * * Module Name: exmutex - ASL Mutex Acquire/Release functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exnames.c b/drivers/acpi/acpica/exnames.c index 6b76be5212a4..74f8b0d0452b 100644 --- a/drivers/acpi/acpica/exnames.c +++ b/drivers/acpi/acpica/exnames.c @@ -3,7 +3,7 @@ * * Module Name: exnames - interpreter/scanner name load/execute * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exoparg1.c b/drivers/acpi/acpica/exoparg1.c index 06e35ea09823..a46d685a3ffc 100644 --- a/drivers/acpi/acpica/exoparg1.c +++ b/drivers/acpi/acpica/exoparg1.c @@ -3,7 +3,7 @@ * * Module Name: exoparg1 - AML execution - opcodes with 1 argument * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exoparg2.c b/drivers/acpi/acpica/exoparg2.c index 5e4a31a11df4..03241d18ac1d 100644 --- a/drivers/acpi/acpica/exoparg2.c +++ b/drivers/acpi/acpica/exoparg2.c @@ -3,7 +3,7 @@ * * Module Name: exoparg2 - AML execution - opcodes with 2 arguments * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exoparg3.c b/drivers/acpi/acpica/exoparg3.c index a4ebce417930..c8d0d75fc450 100644 --- a/drivers/acpi/acpica/exoparg3.c +++ b/drivers/acpi/acpica/exoparg3.c @@ -3,7 +3,7 @@ * * Module Name: exoparg3 - AML execution - opcodes with 3 arguments * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exoparg6.c b/drivers/acpi/acpica/exoparg6.c index 31385a0b2dab..55d0fa056fe7 100644 --- a/drivers/acpi/acpica/exoparg6.c +++ b/drivers/acpi/acpica/exoparg6.c @@ -3,7 +3,7 @@ * * Module Name: exoparg6 - AML execution - opcodes with 6 arguments * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exprep.c b/drivers/acpi/acpica/exprep.c index 728d752f7adc..a4e306690a21 100644 --- a/drivers/acpi/acpica/exprep.c +++ b/drivers/acpi/acpica/exprep.c @@ -3,7 +3,7 @@ * * Module Name: exprep - ACPI AML field prep utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c index c08521194b29..d15a66de26c0 100644 --- a/drivers/acpi/acpica/exregion.c +++ b/drivers/acpi/acpica/exregion.c @@ -3,7 +3,7 @@ * * Module Name: exregion - ACPI default op_region (address space) handlers * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exresnte.c b/drivers/acpi/acpica/exresnte.c index b223d01e6bf8..3e4018678c09 100644 --- a/drivers/acpi/acpica/exresnte.c +++ b/drivers/acpi/acpica/exresnte.c @@ -3,7 +3,7 @@ * * Module Name: exresnte - AML Interpreter object resolution * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exresolv.c b/drivers/acpi/acpica/exresolv.c index 36da5c0ef69c..912a078c60a4 100644 --- a/drivers/acpi/acpica/exresolv.c +++ b/drivers/acpi/acpica/exresolv.c @@ -3,7 +3,7 @@ * * Module Name: exresolv - AML Interpreter object resolution * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exresop.c b/drivers/acpi/acpica/exresop.c index bdfe4d33b483..4d1b22971d58 100644 --- a/drivers/acpi/acpica/exresop.c +++ b/drivers/acpi/acpica/exresop.c @@ -3,7 +3,7 @@ * * Module Name: exresop - AML Interpreter operand/object resolution * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exserial.c b/drivers/acpi/acpica/exserial.c index c5aa4b0deb70..760bc7cef55a 100644 --- a/drivers/acpi/acpica/exserial.c +++ b/drivers/acpi/acpica/exserial.c @@ -3,7 +3,7 @@ * * Module Name: exserial - field_unit support for serial address spaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exstore.c b/drivers/acpi/acpica/exstore.c index 7f3c3571c292..3adc0a29d890 100644 --- a/drivers/acpi/acpica/exstore.c +++ b/drivers/acpi/acpica/exstore.c @@ -3,7 +3,7 @@ * * Module Name: exstore - AML Interpreter object store support * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exstoren.c b/drivers/acpi/acpica/exstoren.c index 4e43c8277f07..8c34f4e2ab8f 100644 --- a/drivers/acpi/acpica/exstoren.c +++ b/drivers/acpi/acpica/exstoren.c @@ -4,7 +4,7 @@ * Module Name: exstoren - AML Interpreter object store support, * Store to Node (namespace object) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exstorob.c b/drivers/acpi/acpica/exstorob.c index dc9e2b1c1ad9..dc66696080a5 100644 --- a/drivers/acpi/acpica/exstorob.c +++ b/drivers/acpi/acpica/exstorob.c @@ -3,7 +3,7 @@ * * Module Name: exstorob - AML object store support, store to object * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exsystem.c b/drivers/acpi/acpica/exsystem.c index a538f7799b78..f329b01672bb 100644 --- a/drivers/acpi/acpica/exsystem.c +++ b/drivers/acpi/acpica/exsystem.c @@ -3,7 +3,7 @@ * * Module Name: exsystem - Interface to OS services * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/extrace.c b/drivers/acpi/acpica/extrace.c index db7f93ca539f..832a47885b99 100644 --- a/drivers/acpi/acpica/extrace.c +++ b/drivers/acpi/acpica/extrace.c @@ -3,7 +3,7 @@ * * Module Name: extrace - Support for interpreter execution tracing * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/exutils.c b/drivers/acpi/acpica/exutils.c index 75380be1c2ef..8fefa6feac2f 100644 --- a/drivers/acpi/acpica/exutils.c +++ b/drivers/acpi/acpica/exutils.c @@ -3,7 +3,7 @@ * * Module Name: exutils - interpreter/scanner utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwacpi.c b/drivers/acpi/acpica/hwacpi.c index 926f7e080f22..9b9aac27ff7e 100644 --- a/drivers/acpi/acpica/hwacpi.c +++ b/drivers/acpi/acpica/hwacpi.c @@ -3,7 +3,7 @@ * * Module Name: hwacpi - ACPI Hardware Initialization/Mode Interface * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwesleep.c b/drivers/acpi/acpica/hwesleep.c index dee3affaca49..d9be5d0545d4 100644 --- a/drivers/acpi/acpica/hwesleep.c +++ b/drivers/acpi/acpica/hwesleep.c @@ -4,7 +4,7 @@ * Name: hwesleep.c - ACPI Hardware Sleep/Wake Support functions for the * extended FADT-V5 sleep registers. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwgpe.c b/drivers/acpi/acpica/hwgpe.c index 565bd3f29f31..1b4252bdcd0b 100644 --- a/drivers/acpi/acpica/hwgpe.c +++ b/drivers/acpi/acpica/hwgpe.c @@ -3,7 +3,7 @@ * * Module Name: hwgpe - Low level GPE enable/disable/clear functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c index b62db8ec446f..243a25add28f 100644 --- a/drivers/acpi/acpica/hwsleep.c +++ b/drivers/acpi/acpica/hwsleep.c @@ -4,7 +4,7 @@ * Name: hwsleep.c - ACPI Hardware Sleep/Wake Support functions for the * original/legacy sleep/PM registers. * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c index 2fb9f75d71c5..07473ddfa9a9 100644 --- a/drivers/acpi/acpica/hwtimer.c +++ b/drivers/acpi/acpica/hwtimer.c @@ -3,7 +3,7 @@ * * Name: hwtimer.c - ACPI Power Management Timer Interface * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c index cd576153257c..4d94861e6093 100644 --- a/drivers/acpi/acpica/hwvalid.c +++ b/drivers/acpi/acpica/hwvalid.c @@ -3,7 +3,7 @@ * * Module Name: hwvalid - I/O request validation * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c index c4fd97104024..134dbfadcd15 100644 --- a/drivers/acpi/acpica/hwxface.c +++ b/drivers/acpi/acpica/hwxface.c @@ -3,7 +3,7 @@ * * Module Name: hwxface - Public ACPICA hardware interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c index 2919746c9041..a4b66f4b2714 100644 --- a/drivers/acpi/acpica/hwxfsleep.c +++ b/drivers/acpi/acpica/hwxfsleep.c @@ -3,7 +3,7 @@ * * Name: hwxfsleep.c - ACPI Hardware Sleep/Wake External Interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsarguments.c b/drivers/acpi/acpica/nsarguments.c index 0e97ed38973f..d5e8405e9d8f 100644 --- a/drivers/acpi/acpica/nsarguments.c +++ b/drivers/acpi/acpica/nsarguments.c @@ -3,7 +3,7 @@ * * Module Name: nsarguments - Validation of args for ACPI predefined methods * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsconvert.c b/drivers/acpi/acpica/nsconvert.c index c86d0770ed6e..c86c82939ebb 100644 --- a/drivers/acpi/acpica/nsconvert.c +++ b/drivers/acpi/acpica/nsconvert.c @@ -4,7 +4,7 @@ * Module Name: nsconvert - Object conversions for objects returned by * predefined methods * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c index 9ad340f644a1..994f0b556c60 100644 --- a/drivers/acpi/acpica/nsdump.c +++ b/drivers/acpi/acpica/nsdump.c @@ -3,7 +3,7 @@ * * Module Name: nsdump - table dumping routines for debug * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsdumpdv.c b/drivers/acpi/acpica/nsdumpdv.c index 73e5c83c8c9f..b691fe20e384 100644 --- a/drivers/acpi/acpica/nsdumpdv.c +++ b/drivers/acpi/acpica/nsdumpdv.c @@ -3,7 +3,7 @@ * * Module Name: nsdump - table dumping routines for debug * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c index 61e9dfc9fe8c..e16f6a0c2c3f 100644 --- a/drivers/acpi/acpica/nsinit.c +++ b/drivers/acpi/acpica/nsinit.c @@ -3,7 +3,7 @@ * * Module Name: nsinit - namespace initialization * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsload.c b/drivers/acpi/acpica/nsload.c index d7c4d6e8e21e..9ba17891edb6 100644 --- a/drivers/acpi/acpica/nsload.c +++ b/drivers/acpi/acpica/nsload.c @@ -3,7 +3,7 @@ * * Module Name: nsload - namespace loading/expanding/contracting procedures * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c index f16cf5e4742c..7e74a765e785 100644 --- a/drivers/acpi/acpica/nsparse.c +++ b/drivers/acpi/acpica/nsparse.c @@ -3,7 +3,7 @@ * * Module Name: nsparse - namespace interface to AML parser * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c index 2f9d93122d0c..0cea9c363ace 100644 --- a/drivers/acpi/acpica/nspredef.c +++ b/drivers/acpi/acpica/nspredef.c @@ -3,7 +3,7 @@ * * Module Name: nspredef - Validation of ACPI predefined methods and objects * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsprepkg.c b/drivers/acpi/acpica/nsprepkg.c index 9a80e3b23496..237b3ddeb075 100644 --- a/drivers/acpi/acpica/nsprepkg.c +++ b/drivers/acpi/acpica/nsprepkg.c @@ -3,7 +3,7 @@ * * Module Name: nsprepkg - Validation of package objects for predefined names * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c index be86fea8e4d4..90db2d85e7f5 100644 --- a/drivers/acpi/acpica/nsrepair.c +++ b/drivers/acpi/acpica/nsrepair.c @@ -3,7 +3,7 @@ * * Module Name: nsrepair - Repair for objects returned by predefined methods * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c index 663d85e0adba..125143c41bb8 100644 --- a/drivers/acpi/acpica/nsrepair2.c +++ b/drivers/acpi/acpica/nsrepair2.c @@ -4,7 +4,7 @@ * Module Name: nsrepair2 - Repair for objects returned by specific * predefined methods * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsutils.c b/drivers/acpi/acpica/nsutils.c index b8d007c84d32..e66abdab8f31 100644 --- a/drivers/acpi/acpica/nsutils.c +++ b/drivers/acpi/acpica/nsutils.c @@ -4,7 +4,7 @@ * Module Name: nsutils - Utilities for accessing ACPI namespace, accessing * parents and siblings and Scope manipulation * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nswalk.c b/drivers/acpi/acpica/nswalk.c index ceea6af79d12..b7f3e8603ad8 100644 --- a/drivers/acpi/acpica/nswalk.c +++ b/drivers/acpi/acpica/nswalk.c @@ -3,7 +3,7 @@ * * Module Name: nswalk - Functions for walking the ACPI namespace * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/nsxfname.c b/drivers/acpi/acpica/nsxfname.c index 161e60ddfb69..984129dcaa0c 100644 --- a/drivers/acpi/acpica/nsxfname.c +++ b/drivers/acpi/acpica/nsxfname.c @@ -4,7 +4,7 @@ * Module Name: nsxfname - Public interfaces to the ACPI subsystem * ACPI Namespace oriented interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psargs.c b/drivers/acpi/acpica/psargs.c index e62c7897fdf1..3b40db4ad9f3 100644 --- a/drivers/acpi/acpica/psargs.c +++ b/drivers/acpi/acpica/psargs.c @@ -3,7 +3,7 @@ * * Module Name: psargs - Parse AML opcode arguments * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psloop.c b/drivers/acpi/acpica/psloop.c index 207805047bc4..3cf0687b9915 100644 --- a/drivers/acpi/acpica/psloop.c +++ b/drivers/acpi/acpica/psloop.c @@ -3,7 +3,7 @@ * * Module Name: psloop - Main AML parse loop * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psobject.c b/drivers/acpi/acpica/psobject.c index ded2779fc8ea..2480c26c5171 100644 --- a/drivers/acpi/acpica/psobject.c +++ b/drivers/acpi/acpica/psobject.c @@ -3,7 +3,7 @@ * * Module Name: psobject - Support for parse objects * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psopcode.c b/drivers/acpi/acpica/psopcode.c index 43775c5ce17c..28af49263ebf 100644 --- a/drivers/acpi/acpica/psopcode.c +++ b/drivers/acpi/acpica/psopcode.c @@ -3,7 +3,7 @@ * * Module Name: psopcode - Parser/Interpreter opcode information table * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psopinfo.c b/drivers/acpi/acpica/psopinfo.c index 15e7563829f1..ab9327f6a63c 100644 --- a/drivers/acpi/acpica/psopinfo.c +++ b/drivers/acpi/acpica/psopinfo.c @@ -3,7 +3,7 @@ * * Module Name: psopinfo - AML opcode information functions and dispatch tables * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psparse.c b/drivers/acpi/acpica/psparse.c index 9b386530ffbe..c780046bf294 100644 --- a/drivers/acpi/acpica/psparse.c +++ b/drivers/acpi/acpica/psparse.c @@ -3,7 +3,7 @@ * * Module Name: psparse - Parser top level AML parse routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psscope.c b/drivers/acpi/acpica/psscope.c index f153ca804740..fceb311995e9 100644 --- a/drivers/acpi/acpica/psscope.c +++ b/drivers/acpi/acpica/psscope.c @@ -3,7 +3,7 @@ * * Module Name: psscope - Parser scope stack management routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/pstree.c b/drivers/acpi/acpica/pstree.c index 22d8a2becdd0..c8aef0694864 100644 --- a/drivers/acpi/acpica/pstree.c +++ b/drivers/acpi/acpica/pstree.c @@ -3,7 +3,7 @@ * * Module Name: pstree - Parser op tree manipulation/traversal/search * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psutils.c b/drivers/acpi/acpica/psutils.c index 2512f584fa3c..00efae2f95ba 100644 --- a/drivers/acpi/acpica/psutils.c +++ b/drivers/acpi/acpica/psutils.c @@ -3,7 +3,7 @@ * * Module Name: psutils - Parser miscellaneous utilities (Parser only) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/pswalk.c b/drivers/acpi/acpica/pswalk.c index cf91841297c2..0fe3adf6b0e5 100644 --- a/drivers/acpi/acpica/pswalk.c +++ b/drivers/acpi/acpica/pswalk.c @@ -3,7 +3,7 @@ * * Module Name: pswalk - Parser routines to walk parsed op tree(s) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/psxface.c b/drivers/acpi/acpica/psxface.c index ee2ee2c858f2..1bbfc8def388 100644 --- a/drivers/acpi/acpica/psxface.c +++ b/drivers/acpi/acpica/psxface.c @@ -3,7 +3,7 @@ * * Module Name: psxface - Parser external interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbdata.c b/drivers/acpi/acpica/tbdata.c index 2cf36451e46f..523b1e9b98d4 100644 --- a/drivers/acpi/acpica/tbdata.c +++ b/drivers/acpi/acpica/tbdata.c @@ -3,7 +3,7 @@ * * Module Name: tbdata - Table manager data structure functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c index 0041bfba9abc..907edc5edba7 100644 --- a/drivers/acpi/acpica/tbfadt.c +++ b/drivers/acpi/acpica/tbfadt.c @@ -3,7 +3,7 @@ * * Module Name: tbfadt - FADT table utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbfind.c b/drivers/acpi/acpica/tbfind.c index b2abb40023a6..56d81e490a5c 100644 --- a/drivers/acpi/acpica/tbfind.c +++ b/drivers/acpi/acpica/tbfind.c @@ -3,7 +3,7 @@ * * Module Name: tbfind - find table * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c index ef1ffd36ab3f..0bb15add2245 100644 --- a/drivers/acpi/acpica/tbinstal.c +++ b/drivers/acpi/acpica/tbinstal.c @@ -3,7 +3,7 @@ * * Module Name: tbinstal - ACPI table installation and removal * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbprint.c b/drivers/acpi/acpica/tbprint.c index 4764f849cb78..0b3494ad9a70 100644 --- a/drivers/acpi/acpica/tbprint.c +++ b/drivers/acpi/acpica/tbprint.c @@ -3,7 +3,7 @@ * * Module Name: tbprint - Table output utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c index c5f0b8ec70cc..dfe1ac3ae34a 100644 --- a/drivers/acpi/acpica/tbutils.c +++ b/drivers/acpi/acpica/tbutils.c @@ -3,7 +3,7 @@ * * Module Name: tbutils - ACPI Table utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbxface.c b/drivers/acpi/acpica/tbxface.c index 1640685bf4ae..f8403d480318 100644 --- a/drivers/acpi/acpica/tbxface.c +++ b/drivers/acpi/acpica/tbxface.c @@ -3,7 +3,7 @@ * * Module Name: tbxface - ACPI table-oriented external interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbxfload.c b/drivers/acpi/acpica/tbxfload.c index 0782acf85722..bcba993d4dac 100644 --- a/drivers/acpi/acpica/tbxfload.c +++ b/drivers/acpi/acpica/tbxfload.c @@ -3,7 +3,7 @@ * * Module Name: tbxfload - Table load/unload external interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c index e2859d09ca2e..0edc6ef5d46d 100644 --- a/drivers/acpi/acpica/tbxfroot.c +++ b/drivers/acpi/acpica/tbxfroot.c @@ -3,7 +3,7 @@ * * Module Name: tbxfroot - Find the root ACPI table (RSDT) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utaddress.c b/drivers/acpi/acpica/utaddress.c index bb260376bd59..99fa48722cf6 100644 --- a/drivers/acpi/acpica/utaddress.c +++ b/drivers/acpi/acpica/utaddress.c @@ -3,7 +3,7 @@ * * Module Name: utaddress - op_region address range check * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utalloc.c b/drivers/acpi/acpica/utalloc.c index d64da4d9e8d0..303ab51b4fcf 100644 --- a/drivers/acpi/acpica/utalloc.c +++ b/drivers/acpi/acpica/utalloc.c @@ -3,7 +3,7 @@ * * Module Name: utalloc - local memory allocation routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utascii.c b/drivers/acpi/acpica/utascii.c index f6cd7d4f698b..d78656d960e8 100644 --- a/drivers/acpi/acpica/utascii.c +++ b/drivers/acpi/acpica/utascii.c @@ -3,7 +3,7 @@ * * Module Name: utascii - Utility ascii functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utbuffer.c b/drivers/acpi/acpica/utbuffer.c index db897af1de05..f2ec427f4e29 100644 --- a/drivers/acpi/acpica/utbuffer.c +++ b/drivers/acpi/acpica/utbuffer.c @@ -3,7 +3,7 @@ * * Module Name: utbuffer - Buffer dump routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utcache.c b/drivers/acpi/acpica/utcache.c index 8533fce7fa93..1b03a2747401 100644 --- a/drivers/acpi/acpica/utcache.c +++ b/drivers/acpi/acpica/utcache.c @@ -3,7 +3,7 @@ * * Module Name: utcache - local cache allocation routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utcopy.c b/drivers/acpi/acpica/utcopy.c index 1fb8327f3c3b..41bdd0278dd8 100644 --- a/drivers/acpi/acpica/utcopy.c +++ b/drivers/acpi/acpica/utcopy.c @@ -3,7 +3,7 @@ * * Module Name: utcopy - Internal to external object translation utilities * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c index 5b169b5f0f1a..0c8cb0612414 100644 --- a/drivers/acpi/acpica/utdebug.c +++ b/drivers/acpi/acpica/utdebug.c @@ -3,7 +3,7 @@ * * Module Name: utdebug - Debug print/trace routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c index 65beaa237669..befdd13b403b 100644 --- a/drivers/acpi/acpica/utdecode.c +++ b/drivers/acpi/acpica/utdecode.c @@ -3,7 +3,7 @@ * * Module Name: utdecode - Utility decoding routines (value-to-string) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c index 558a9f3b0678..8180d1a458f5 100644 --- a/drivers/acpi/acpica/uteval.c +++ b/drivers/acpi/acpica/uteval.c @@ -3,7 +3,7 @@ * * Module Name: uteval - Object evaluation * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c index b0622ec4bb85..e6dcbdc3fc6e 100644 --- a/drivers/acpi/acpica/utglobal.c +++ b/drivers/acpi/acpica/utglobal.c @@ -3,7 +3,7 @@ * * Module Name: utglobal - Global variables for the ACPI subsystem * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/uthex.c b/drivers/acpi/acpica/uthex.c index b6da135d5f41..0e02f12513dc 100644 --- a/drivers/acpi/acpica/uthex.c +++ b/drivers/acpi/acpica/uthex.c @@ -3,7 +3,7 @@ * * Module Name: uthex -- Hex/ASCII support functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utids.c b/drivers/acpi/acpica/utids.c index 30198c828ab6..3bb06935a2ad 100644 --- a/drivers/acpi/acpica/utids.c +++ b/drivers/acpi/acpica/utids.c @@ -3,7 +3,7 @@ * * Module Name: utids - support for device Ids - HID, UID, CID, SUB, CLS * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utinit.c b/drivers/acpi/acpica/utinit.c index 6f33e7c72327..fdbc397c038d 100644 --- a/drivers/acpi/acpica/utinit.c +++ b/drivers/acpi/acpica/utinit.c @@ -3,7 +3,7 @@ * * Module Name: utinit - Common ACPI subsystem initialization * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utlock.c b/drivers/acpi/acpica/utlock.c index 8b4ff11d617a..46be549539e7 100644 --- a/drivers/acpi/acpica/utlock.c +++ b/drivers/acpi/acpica/utlock.c @@ -3,7 +3,7 @@ * * Module Name: utlock - Reader/Writer lock interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utobject.c b/drivers/acpi/acpica/utobject.c index eee97a902696..3e60bdac2200 100644 --- a/drivers/acpi/acpica/utobject.c +++ b/drivers/acpi/acpica/utobject.c @@ -3,7 +3,7 @@ * * Module Name: utobject - ACPI object create/delete/size/cache routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utosi.c b/drivers/acpi/acpica/utosi.c index ad2b218039d0..0a01c08dad8a 100644 --- a/drivers/acpi/acpica/utosi.c +++ b/drivers/acpi/acpica/utosi.c @@ -3,7 +3,7 @@ * * Module Name: utosi - Support for the _OSI predefined control method * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utpredef.c b/drivers/acpi/acpica/utpredef.c index 1b0f68f5ed8c..05fe3470fb93 100644 --- a/drivers/acpi/acpica/utpredef.c +++ b/drivers/acpi/acpica/utpredef.c @@ -3,7 +3,7 @@ * * Module Name: utpredef - support functions for predefined names * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utprint.c b/drivers/acpi/acpica/utprint.c index 5839f2fa7400..a874dac7db5c 100644 --- a/drivers/acpi/acpica/utprint.c +++ b/drivers/acpi/acpica/utprint.c @@ -3,7 +3,7 @@ * * Module Name: utprint - Formatted printing routines * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/uttrack.c b/drivers/acpi/acpica/uttrack.c index 14de4d15e618..d366be431a84 100644 --- a/drivers/acpi/acpica/uttrack.c +++ b/drivers/acpi/acpica/uttrack.c @@ -3,7 +3,7 @@ * * Module Name: uttrack - Memory allocation tracking routines (debug only) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utuuid.c b/drivers/acpi/acpica/utuuid.c index 0a7cf8007643..b8039954b0d1 100644 --- a/drivers/acpi/acpica/utuuid.c +++ b/drivers/acpi/acpica/utuuid.c @@ -3,7 +3,7 @@ * * Module Name: utuuid -- UUID support functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c index f497c4b30e65..ca7c9f0144ef 100644 --- a/drivers/acpi/acpica/utxface.c +++ b/drivers/acpi/acpica/utxface.c @@ -3,7 +3,7 @@ * * Module Name: utxface - External interfaces, miscellaneous utility functions * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/acpica/utxfinit.c b/drivers/acpi/acpica/utxfinit.c index cf769e94fe0f..653e3bb20036 100644 --- a/drivers/acpi/acpica/utxfinit.c +++ b/drivers/acpi/acpica/utxfinit.c @@ -3,7 +3,7 @@ * * Module Name: utxfinit - External interfaces for ACPICA initialization * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 8906c80175e6..103acbbfcf9a 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -1180,7 +1180,7 @@ static int ghes_probe(struct platform_device *ghes_dev) switch (generic->notify.type) { case ACPI_HEST_NOTIFY_POLLED: - timer_setup(&ghes->timer, ghes_poll_func, TIMER_DEFERRABLE); + timer_setup(&ghes->timer, ghes_poll_func, 0); ghes_add_timer(ghes); break; case ACPI_HEST_NOTIFY_EXTERNAL: diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 33f71983e001..6078064684c6 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -298,6 +298,59 @@ out: return status; } +struct iort_workaround_oem_info { + char oem_id[ACPI_OEM_ID_SIZE + 1]; + char oem_table_id[ACPI_OEM_TABLE_ID_SIZE + 1]; + u32 oem_revision; +}; + +static bool apply_id_count_workaround; + +static struct iort_workaround_oem_info wa_info[] __initdata = { + { + .oem_id = "HISI ", + .oem_table_id = "HIP07 ", + .oem_revision = 0, + }, { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0, + } +}; + +static void __init +iort_check_id_count_workaround(struct acpi_table_header *tbl) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(wa_info); i++) { + if (!memcmp(wa_info[i].oem_id, tbl->oem_id, ACPI_OEM_ID_SIZE) && + !memcmp(wa_info[i].oem_table_id, tbl->oem_table_id, ACPI_OEM_TABLE_ID_SIZE) && + wa_info[i].oem_revision == tbl->oem_revision) { + apply_id_count_workaround = true; + pr_warn(FW_BUG "ID count for ID mapping entry is wrong, applying workaround\n"); + break; + } + } +} + +static inline u32 iort_get_map_max(struct acpi_iort_id_mapping *map) +{ + u32 map_max = map->input_base + map->id_count; + + /* + * The IORT specification revision D (Section 3, table 4, page 9) says + * Number of IDs = The number of IDs in the range minus one, but the + * IORT code ignored the "minus one", and some firmware did that too, + * so apply a workaround here to keep compatible with both the spec + * compliant and non-spec compliant firmwares. + */ + if (apply_id_count_workaround) + map_max--; + + return map_max; +} + static int iort_id_map(struct acpi_iort_id_mapping *map, u8 type, u32 rid_in, u32 *rid_out) { @@ -314,8 +367,7 @@ static int iort_id_map(struct acpi_iort_id_mapping *map, u8 type, u32 rid_in, return -ENXIO; } - if (rid_in < map->input_base || - (rid_in >= map->input_base + map->id_count)) + if (rid_in < map->input_base || rid_in > iort_get_map_max(map)) return -ENXIO; *rid_out = map->output_base + (rid_in - map->input_base); @@ -1631,5 +1683,6 @@ void __init acpi_iort_init(void) return; } + iort_check_id_count_workaround(iort_table); iort_init_platform_devices(); } diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 8f0e0c8d8c3d..15cc7d5a6185 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -38,6 +38,8 @@ #define PREFIX "ACPI: " #define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF +#define ACPI_BATTERY_CAPACITY_VALID(capacity) \ + ((capacity) != 0 && (capacity) != ACPI_BATTERY_VALUE_UNKNOWN) #define ACPI_BATTERY_DEVICE_NAME "Battery" @@ -192,7 +194,8 @@ static int acpi_battery_is_charged(struct acpi_battery *battery) static bool acpi_battery_is_degraded(struct acpi_battery *battery) { - return battery->full_charge_capacity && battery->design_capacity && + return ACPI_BATTERY_CAPACITY_VALID(battery->full_charge_capacity) && + ACPI_BATTERY_CAPACITY_VALID(battery->design_capacity) && battery->full_charge_capacity < battery->design_capacity; } @@ -214,7 +217,7 @@ static int acpi_battery_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) { - int ret = 0; + int full_capacity = ACPI_BATTERY_VALUE_UNKNOWN, ret = 0; struct acpi_battery *battery = to_acpi_battery(psy); if (acpi_battery_present(battery)) { @@ -263,14 +266,14 @@ static int acpi_battery_get_property(struct power_supply *psy, break; case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN: case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN: - if (battery->design_capacity == ACPI_BATTERY_VALUE_UNKNOWN) + if (!ACPI_BATTERY_CAPACITY_VALID(battery->design_capacity)) ret = -ENODEV; else val->intval = battery->design_capacity * 1000; break; case POWER_SUPPLY_PROP_CHARGE_FULL: case POWER_SUPPLY_PROP_ENERGY_FULL: - if (battery->full_charge_capacity == ACPI_BATTERY_VALUE_UNKNOWN) + if (!ACPI_BATTERY_CAPACITY_VALID(battery->full_charge_capacity)) ret = -ENODEV; else val->intval = battery->full_charge_capacity * 1000; @@ -283,11 +286,17 @@ static int acpi_battery_get_property(struct power_supply *psy, val->intval = battery->capacity_now * 1000; break; case POWER_SUPPLY_PROP_CAPACITY: - if (battery->capacity_now && battery->full_charge_capacity) - val->intval = battery->capacity_now * 100/ - battery->full_charge_capacity; + if (ACPI_BATTERY_CAPACITY_VALID(battery->full_charge_capacity)) + full_capacity = battery->full_charge_capacity; + else if (ACPI_BATTERY_CAPACITY_VALID(battery->design_capacity)) + full_capacity = battery->design_capacity; + + if (battery->capacity_now == ACPI_BATTERY_VALUE_UNKNOWN || + full_capacity == ACPI_BATTERY_VALUE_UNKNOWN) + ret = -ENODEV; else - val->intval = 0; + val->intval = battery->capacity_now * 100/ + full_capacity; break; case POWER_SUPPLY_PROP_CAPACITY_LEVEL: if (battery->state & ACPI_BATTERY_STATE_CRITICAL) @@ -333,6 +342,20 @@ static enum power_supply_property charge_battery_props[] = { POWER_SUPPLY_PROP_SERIAL_NUMBER, }; +static enum power_supply_property charge_battery_full_cap_broken_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_PRESENT, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_CYCLE_COUNT, + POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_CURRENT_NOW, + POWER_SUPPLY_PROP_CHARGE_NOW, + POWER_SUPPLY_PROP_MODEL_NAME, + POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_SERIAL_NUMBER, +}; + static enum power_supply_property energy_battery_props[] = { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_PRESENT, @@ -794,20 +817,34 @@ static void __exit battery_hook_exit(void) static int sysfs_add_battery(struct acpi_battery *battery) { struct power_supply_config psy_cfg = { .drv_data = battery, }; + bool full_cap_broken = false; + + if (!ACPI_BATTERY_CAPACITY_VALID(battery->full_charge_capacity) && + !ACPI_BATTERY_CAPACITY_VALID(battery->design_capacity)) + full_cap_broken = true; if (battery->power_unit == ACPI_BATTERY_POWER_UNIT_MA) { - battery->bat_desc.properties = charge_battery_props; - battery->bat_desc.num_properties = - ARRAY_SIZE(charge_battery_props); - } else if (battery->full_charge_capacity == 0) { - battery->bat_desc.properties = - energy_battery_full_cap_broken_props; - battery->bat_desc.num_properties = - ARRAY_SIZE(energy_battery_full_cap_broken_props); + if (full_cap_broken) { + battery->bat_desc.properties = + charge_battery_full_cap_broken_props; + battery->bat_desc.num_properties = + ARRAY_SIZE(charge_battery_full_cap_broken_props); + } else { + battery->bat_desc.properties = charge_battery_props; + battery->bat_desc.num_properties = + ARRAY_SIZE(charge_battery_props); + } } else { - battery->bat_desc.properties = energy_battery_props; - battery->bat_desc.num_properties = - ARRAY_SIZE(energy_battery_props); + if (full_cap_broken) { + battery->bat_desc.properties = + energy_battery_full_cap_broken_props; + battery->bat_desc.num_properties = + ARRAY_SIZE(energy_battery_full_cap_broken_props); + } else { + battery->bat_desc.properties = energy_battery_props; + battery->bat_desc.num_properties = + ARRAY_SIZE(energy_battery_props); + } } battery->bat_desc.name = acpi_device_bid(battery->device); diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index b758b45737f5..f6925f16c4a2 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -122,6 +122,17 @@ static const struct dmi_system_id dmi_lid_quirks[] = { }, .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN, }, + { + /* + * Razer Blade Stealth 13 late 2019, notification of the LID device + * only happens on close, not on open and _LID always returns closed. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Razer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Razer Blade Stealth 13 Late 2019"), + }, + .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN, + }, {} }; diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 5e4a8860a9c0..b64c62bfcea5 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -1321,6 +1321,7 @@ int acpi_dev_pm_attach(struct device *dev, bool power_on) */ static const struct acpi_device_id special_pm_ids[] = { {"PNP0C0B", }, /* Generic ACPI fan */ + {"INT1044", }, /* Fan for Tiger Lake generation */ {"INT3404", }, /* Fan */ {} }; diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c index eb58fc475a03..387f27ef3368 100644 --- a/drivers/acpi/dptf/dptf_power.c +++ b/drivers/acpi/dptf/dptf_power.c @@ -97,6 +97,7 @@ static int dptf_power_remove(struct platform_device *pdev) } static const struct acpi_device_id int3407_device_ids[] = { + {"INT1047", 0}, {"INT3407", 0}, {"", 0}, }; diff --git a/drivers/acpi/dptf/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c index 5c7a90186e3c..1ec7b6900662 100644 --- a/drivers/acpi/dptf/int340x_thermal.c +++ b/drivers/acpi/dptf/int340x_thermal.c @@ -13,6 +13,10 @@ #define INT3401_DEVICE 0X01 static const struct acpi_device_id int340x_thermal_device_ids[] = { + {"INT1040"}, + {"INT1043"}, + {"INT1044"}, + {"INT1047"}, {"INT3400"}, {"INT3401", INT3401_DEVICE}, {"INT3402"}, diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index d05be13c1022..08bc9751fe66 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1053,28 +1053,20 @@ void acpi_ec_unblock_transactions(void) Event Management -------------------------------------------------------------------------- */ static struct acpi_ec_query_handler * -acpi_ec_get_query_handler(struct acpi_ec_query_handler *handler) -{ - if (handler) - kref_get(&handler->kref); - return handler; -} - -static struct acpi_ec_query_handler * acpi_ec_get_query_handler_by_value(struct acpi_ec *ec, u8 value) { struct acpi_ec_query_handler *handler; - bool found = false; mutex_lock(&ec->mutex); list_for_each_entry(handler, &ec->list, node) { if (value == handler->query_bit) { - found = true; - break; + kref_get(&handler->kref); + mutex_unlock(&ec->mutex); + return handler; } } mutex_unlock(&ec->mutex); - return found ? acpi_ec_get_query_handler(handler) : NULL; + return NULL; } static void acpi_ec_query_handler_release(struct kref *kref) diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 816b0803f7fb..aaf4e8f348cf 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -25,6 +25,7 @@ static int acpi_fan_remove(struct platform_device *pdev); static const struct acpi_device_id fan_device_ids[] = { {"PNP0C0B", 0}, + {"INT1044", 0}, {"INT3404", 0}, {"", 0}, }; @@ -44,12 +45,16 @@ static const struct dev_pm_ops acpi_fan_pm = { #define FAN_PM_OPS_PTR NULL #endif +#define ACPI_FPS_NAME_LEN 20 + struct acpi_fan_fps { u64 control; u64 trip_point; u64 speed; u64 noise_level; u64 power; + char name[ACPI_FPS_NAME_LEN]; + struct device_attribute dev_attr; }; struct acpi_fan_fif { @@ -265,6 +270,39 @@ static int acpi_fan_speed_cmp(const void *a, const void *b) return fps1->speed - fps2->speed; } +static ssize_t show_state(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct acpi_fan_fps *fps = container_of(attr, struct acpi_fan_fps, dev_attr); + int count; + + if (fps->control == 0xFFFFFFFF || fps->control > 100) + count = snprintf(buf, PAGE_SIZE, "not-defined:"); + else + count = snprintf(buf, PAGE_SIZE, "%lld:", fps->control); + + if (fps->trip_point == 0xFFFFFFFF || fps->trip_point > 9) + count += snprintf(&buf[count], PAGE_SIZE, "not-defined:"); + else + count += snprintf(&buf[count], PAGE_SIZE, "%lld:", fps->trip_point); + + if (fps->speed == 0xFFFFFFFF) + count += snprintf(&buf[count], PAGE_SIZE, "not-defined:"); + else + count += snprintf(&buf[count], PAGE_SIZE, "%lld:", fps->speed); + + if (fps->noise_level == 0xFFFFFFFF) + count += snprintf(&buf[count], PAGE_SIZE, "not-defined:"); + else + count += snprintf(&buf[count], PAGE_SIZE, "%lld:", fps->noise_level * 100); + + if (fps->power == 0xFFFFFFFF) + count += snprintf(&buf[count], PAGE_SIZE, "not-defined\n"); + else + count += snprintf(&buf[count], PAGE_SIZE, "%lld\n", fps->power); + + return count; +} + static int acpi_fan_get_fps(struct acpi_device *device) { struct acpi_fan *fan = acpi_driver_data(device); @@ -295,12 +333,13 @@ static int acpi_fan_get_fps(struct acpi_device *device) } for (i = 0; i < fan->fps_count; i++) { struct acpi_buffer format = { sizeof("NNNNN"), "NNNNN" }; - struct acpi_buffer fps = { sizeof(fan->fps[i]), &fan->fps[i] }; + struct acpi_buffer fps = { offsetof(struct acpi_fan_fps, name), + &fan->fps[i] }; status = acpi_extract_package(&obj->package.elements[i + 1], &format, &fps); if (ACPI_FAILURE(status)) { dev_err(&device->dev, "Invalid _FPS element\n"); - break; + goto err; } } @@ -308,6 +347,24 @@ static int acpi_fan_get_fps(struct acpi_device *device) sort(fan->fps, fan->fps_count, sizeof(*fan->fps), acpi_fan_speed_cmp, NULL); + for (i = 0; i < fan->fps_count; ++i) { + struct acpi_fan_fps *fps = &fan->fps[i]; + + snprintf(fps->name, ACPI_FPS_NAME_LEN, "state%d", i); + fps->dev_attr.show = show_state; + fps->dev_attr.store = NULL; + fps->dev_attr.attr.name = fps->name; + fps->dev_attr.attr.mode = 0444; + status = sysfs_create_file(&device->dev.kobj, &fps->dev_attr.attr); + if (status) { + int j; + + for (j = 0; j < i; ++j) + sysfs_remove_file(&device->dev.kobj, &fan->fps[j].dev_attr.attr); + break; + } + } + err: kfree(obj); return status; @@ -330,14 +387,20 @@ static int acpi_fan_probe(struct platform_device *pdev) platform_set_drvdata(pdev, fan); if (acpi_fan_is_acpi4(device)) { - if (acpi_fan_get_fif(device) || acpi_fan_get_fps(device)) - goto end; + result = acpi_fan_get_fif(device); + if (result) + return result; + + result = acpi_fan_get_fps(device); + if (result) + return result; + fan->acpi4 = true; } else { result = acpi_device_update_power(device, NULL); if (result) { dev_err(&device->dev, "Failed to set initial power state\n"); - goto end; + goto err_end; } } @@ -350,7 +413,7 @@ static int acpi_fan_probe(struct platform_device *pdev) &fan_cooling_ops); if (IS_ERR(cdev)) { result = PTR_ERR(cdev); - goto end; + goto err_end; } dev_dbg(&pdev->dev, "registered as cooling_device%d\n", cdev->id); @@ -365,10 +428,21 @@ static int acpi_fan_probe(struct platform_device *pdev) result = sysfs_create_link(&cdev->device.kobj, &pdev->dev.kobj, "device"); - if (result) + if (result) { dev_err(&pdev->dev, "Failed to create sysfs link 'device'\n"); + goto err_end; + } + + return 0; + +err_end: + if (fan->acpi4) { + int i; + + for (i = 0; i < fan->fps_count; ++i) + sysfs_remove_file(&device->dev.kobj, &fan->fps[i].dev_attr.attr); + } -end: return result; } @@ -376,6 +450,13 @@ static int acpi_fan_remove(struct platform_device *pdev) { struct acpi_fan *fan = platform_get_drvdata(pdev); + if (fan->acpi4) { + struct acpi_device *device = ACPI_COMPANION(&pdev->dev); + int i; + + for (i = 0; i < fan->fps_count; ++i) + sysfs_remove_file(&device->dev.kobj, &fan->fps[i].dev_attr.attr); + } sysfs_remove_link(&pdev->dev.kobj, "thermal_cooling"); sysfs_remove_link(&fan->cdev->device.kobj, "device"); thermal_cooling_device_unregister(fan->cdev); diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index f31544d3656e..4ae93350b70d 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -98,11 +98,11 @@ static inline bool acpi_pptt_match_type(int table_type, int type) * * Return: The cache structure and the level we terminated with. */ -static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr, - int local_level, - struct acpi_subtable_header *res, - struct acpi_pptt_cache **found, - int level, int type) +static unsigned int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr, + unsigned int local_level, + struct acpi_subtable_header *res, + struct acpi_pptt_cache **found, + unsigned int level, int type) { struct acpi_pptt_cache *cache; @@ -119,7 +119,7 @@ static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr, if (*found != NULL && cache != *found) pr_warn("Found duplicate cache level/type unable to determine uniqueness\n"); - pr_debug("Found cache @ level %d\n", level); + pr_debug("Found cache @ level %u\n", level); *found = cache; /* * continue looking at this node's resource list @@ -132,16 +132,17 @@ static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr, return local_level; } -static struct acpi_pptt_cache *acpi_find_cache_level(struct acpi_table_header *table_hdr, - struct acpi_pptt_processor *cpu_node, - int *starting_level, int level, - int type) +static struct acpi_pptt_cache * +acpi_find_cache_level(struct acpi_table_header *table_hdr, + struct acpi_pptt_processor *cpu_node, + unsigned int *starting_level, unsigned int level, + int type) { struct acpi_subtable_header *res; - int number_of_levels = *starting_level; + unsigned int number_of_levels = *starting_level; int resource = 0; struct acpi_pptt_cache *ret = NULL; - int local_level; + unsigned int local_level; /* walk down from processor node */ while ((res = acpi_get_pptt_resource(table_hdr, cpu_node, resource))) { @@ -321,12 +322,12 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta unsigned int level, struct acpi_pptt_processor **node) { - int total_levels = 0; + unsigned int total_levels = 0; struct acpi_pptt_cache *found = NULL; struct acpi_pptt_processor *cpu_node; u8 acpi_type = acpi_cache_type(type); - pr_debug("Looking for CPU %d's level %d cache type %d\n", + pr_debug("Looking for CPU %d's level %u cache type %d\n", acpi_cpu_id, level, acpi_type); cpu_node = acpi_find_processor_node(table_hdr, acpi_cpu_id); diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 2ae95df2e74f..dcc289e30166 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -299,164 +299,24 @@ static int acpi_processor_get_power_info_default(struct acpi_processor *pr) static int acpi_processor_get_power_info_cst(struct acpi_processor *pr) { - acpi_status status; - u64 count; - int current_count; - int i, ret = 0; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - union acpi_object *cst; + int ret; if (nocst) return -ENODEV; - current_count = 0; - - status = acpi_evaluate_object(pr->handle, "_CST", NULL, &buffer); - if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No _CST, giving up\n")); - return -ENODEV; - } - - cst = buffer.pointer; - - /* There must be at least 2 elements */ - if (!cst || (cst->type != ACPI_TYPE_PACKAGE) || cst->package.count < 2) { - pr_err("not enough elements in _CST\n"); - ret = -EFAULT; - goto end; - } - - count = cst->package.elements[0].integer.value; + ret = acpi_processor_evaluate_cst(pr->handle, pr->id, &pr->power); + if (ret) + return ret; - /* Validate number of power states. */ - if (count < 1 || count != cst->package.count - 1) { - pr_err("count given by _CST is not valid\n"); - ret = -EFAULT; - goto end; - } + /* + * It is expected that there will be at least 2 states, C1 and + * something else (C2 or C3), so fail if that is not the case. + */ + if (pr->power.count < 2) + return -EFAULT; - /* Tell driver that at least _CST is supported. */ pr->flags.has_cst = 1; - - for (i = 1; i <= count; i++) { - union acpi_object *element; - union acpi_object *obj; - struct acpi_power_register *reg; - struct acpi_processor_cx cx; - - memset(&cx, 0, sizeof(cx)); - - element = &(cst->package.elements[i]); - if (element->type != ACPI_TYPE_PACKAGE) - continue; - - if (element->package.count != 4) - continue; - - obj = &(element->package.elements[0]); - - if (obj->type != ACPI_TYPE_BUFFER) - continue; - - reg = (struct acpi_power_register *)obj->buffer.pointer; - - if (reg->space_id != ACPI_ADR_SPACE_SYSTEM_IO && - (reg->space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) - continue; - - /* There should be an easy way to extract an integer... */ - obj = &(element->package.elements[1]); - if (obj->type != ACPI_TYPE_INTEGER) - continue; - - cx.type = obj->integer.value; - /* - * Some buggy BIOSes won't list C1 in _CST - - * Let acpi_processor_get_power_info_default() handle them later - */ - if (i == 1 && cx.type != ACPI_STATE_C1) - current_count++; - - cx.address = reg->address; - cx.index = current_count + 1; - - cx.entry_method = ACPI_CSTATE_SYSTEMIO; - if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) { - if (acpi_processor_ffh_cstate_probe - (pr->id, &cx, reg) == 0) { - cx.entry_method = ACPI_CSTATE_FFH; - } else if (cx.type == ACPI_STATE_C1) { - /* - * C1 is a special case where FIXED_HARDWARE - * can be handled in non-MWAIT way as well. - * In that case, save this _CST entry info. - * Otherwise, ignore this info and continue. - */ - cx.entry_method = ACPI_CSTATE_HALT; - snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI HLT"); - } else { - continue; - } - if (cx.type == ACPI_STATE_C1 && - (boot_option_idle_override == IDLE_NOMWAIT)) { - /* - * In most cases the C1 space_id obtained from - * _CST object is FIXED_HARDWARE access mode. - * But when the option of idle=halt is added, - * the entry_method type should be changed from - * CSTATE_FFH to CSTATE_HALT. - * When the option of idle=nomwait is added, - * the C1 entry_method type should be - * CSTATE_HALT. - */ - cx.entry_method = ACPI_CSTATE_HALT; - snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI HLT"); - } - } else { - snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI IOPORT 0x%x", - cx.address); - } - - if (cx.type == ACPI_STATE_C1) { - cx.valid = 1; - } - - obj = &(element->package.elements[2]); - if (obj->type != ACPI_TYPE_INTEGER) - continue; - - cx.latency = obj->integer.value; - - obj = &(element->package.elements[3]); - if (obj->type != ACPI_TYPE_INTEGER) - continue; - - current_count++; - memcpy(&(pr->power.states[current_count]), &cx, sizeof(cx)); - - /* - * We support total ACPI_PROCESSOR_MAX_POWER - 1 - * (From 1 through ACPI_PROCESSOR_MAX_POWER - 1) - */ - if (current_count >= (ACPI_PROCESSOR_MAX_POWER - 1)) { - pr_warn("Limiting number of power states to max (%d)\n", - ACPI_PROCESSOR_MAX_POWER); - pr_warn("Please increase ACPI_PROCESSOR_MAX_POWER if needed.\n"); - break; - } - } - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d power states\n", - current_count)); - - /* Validate number of power states discovered */ - if (current_count < 2) - ret = -EFAULT; - - end: - kfree(buffer.pointer); - - return ret; + return 0; } static void acpi_processor_power_verify_c3(struct acpi_processor *pr, @@ -909,7 +769,6 @@ static int acpi_processor_setup_cstates(struct acpi_processor *pr) static inline void acpi_processor_cstate_first_run_checks(void) { - acpi_status status; static int first_run; if (first_run) @@ -921,13 +780,10 @@ static inline void acpi_processor_cstate_first_run_checks(void) max_cstate); first_run++; - if (acpi_gbl_FADT.cst_control && !nocst) { - status = acpi_os_write_port(acpi_gbl_FADT.smi_command, - acpi_gbl_FADT.cst_control, 8); - if (ACPI_FAILURE(status)) - ACPI_EXCEPTION((AE_INFO, status, - "Notifying BIOS of _CST ability failed")); - } + if (nocst) + return; + + acpi_processor_claim_cst_control(); } #else diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 6747a279621b..439880629839 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -61,8 +61,11 @@ static struct notifier_block tts_notifier = { static int acpi_sleep_prepare(u32 acpi_state) { #ifdef CONFIG_ACPI_SLEEP + unsigned long acpi_wakeup_address; + /* do we have a wakeup address for S2 and S3? */ if (acpi_state == ACPI_STATE_S3) { + acpi_wakeup_address = acpi_get_wakeup_address(); if (!acpi_wakeup_address) return -EFAULT; acpi_set_waking_vector(acpi_wakeup_address); diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 31014c7d3793..419f814d596a 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -303,6 +303,22 @@ static const struct dmi_system_id video_detect_dmi_table[] = { }, }, { + .callback = video_detect_force_native, + .ident = "Lenovo E41-25", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "81FS"), + }, + }, + { + .callback = video_detect_force_native, + .ident = "Lenovo E41-45", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82BK"), + }, + }, + { /* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */ .callback = video_detect_force_native, .ident = "Apple MacBook Pro 12,1", @@ -336,6 +352,11 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7510"), }, }, + + /* + * Desktops which falsely report a backlight and which our heuristics + * for this do not catch. + */ { .callback = video_detect_force_none, .ident = "Dell OptiPlex 9020M", @@ -344,6 +365,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 9020M"), }, }, + { + .callback = video_detect_force_none, + .ident = "MSI MS-7721", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "MSI"), + DMI_MATCH(DMI_PRODUCT_NAME, "MS-7721"), + }, + }, { }, }; |