diff options
| -rw-r--r-- | Documentation/firmware-guide/acpi/debug.rst | 29 | ||||
| -rw-r--r-- | drivers/acpi/sysfs.c | 5 | ||||
| -rw-r--r-- | include/acpi/acpi_drivers.h | 9 |
3 files changed, 12 insertions, 31 deletions
diff --git a/Documentation/firmware-guide/acpi/debug.rst b/Documentation/firmware-guide/acpi/debug.rst index 6a6961c9d98a..0639c9de07f9 100644 --- a/Documentation/firmware-guide/acpi/debug.rst +++ b/Documentation/firmware-guide/acpi/debug.rst @@ -1,18 +1,17 @@ .. SPDX-License-Identifier: GPL-2.0 -================= -ACPI Debug Output -================= +==================== +ACPI CA Debug Output +==================== -The ACPI CA, the Linux ACPI core, and some ACPI drivers can generate debug -output. This document describes how to use this facility. +The ACPI CA can generate debug output. This document describes how to use this +facility. Compile-time configuration ========================== -ACPI debug output is globally enabled by CONFIG_ACPI_DEBUG. If this config -option is turned off, the debug messages are not even built into the -kernel. +The ACPI CA debug output is globally enabled by CONFIG_ACPI_DEBUG. If this +config option is not set, the debug messages are not even built into the kernel. Boot- and run-time configuration ================================ @@ -27,16 +26,16 @@ debug_layer (component) ======================= The "debug_layer" is a mask that selects components of interest, e.g., a -specific driver or part of the ACPI interpreter. To build the debug_layer -bitmask, look for the "#define _COMPONENT" in an ACPI source file. +specific part of the ACPI interpreter. To build the debug_layer bitmask, look +for the "#define _COMPONENT" in an ACPI source file. You can set the debug_layer mask at boot-time using the acpi.debug_layer command line argument, and you can change it after boot by writing values to /sys/module/acpi/parameters/debug_layer. -The possible components are defined in include/acpi/acoutput.h and -include/acpi/acpi_drivers.h. Reading /sys/module/acpi/parameters/debug_layer -shows the supported mask values, currently these:: +The possible components are defined in include/acpi/acoutput.h. + +Reading /sys/module/acpi/parameters/debug_layer shows the supported mask values:: ACPI_UTILITIES 0x00000001 ACPI_HARDWARE 0x00000002 @@ -52,10 +51,6 @@ shows the supported mask values, currently these:: ACPI_CA_DISASSEMBLER 0x00000800 ACPI_COMPILER 0x00001000 ACPI_TOOLS 0x00002000 - ACPI_SBS_COMPONENT 0x00100000 - ACPI_FAN_COMPONENT 0x00200000 - ACPI_CONTAINER_COMPONENT 0x01000000 - ACPI_MEMORY_DEVICE_COMPONENT 0x08000000 debug_level =========== diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 10f51490517d..d25927195d6d 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -48,11 +48,6 @@ static const struct acpi_dlayer acpi_debug_layers[] = { ACPI_DEBUG_INIT(ACPI_CA_DISASSEMBLER), ACPI_DEBUG_INIT(ACPI_COMPILER), ACPI_DEBUG_INIT(ACPI_TOOLS), - - ACPI_DEBUG_INIT(ACPI_SBS_COMPONENT), - ACPI_DEBUG_INIT(ACPI_FAN_COMPONENT), - ACPI_DEBUG_INIT(ACPI_CONTAINER_COMPONENT), - ACPI_DEBUG_INIT(ACPI_MEMORY_DEVICE_COMPONENT), }; static const struct acpi_dlevel acpi_debug_levels[] = { diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index b5bdb55e7def..8372b0e7fd15 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -12,15 +12,6 @@ #define ACPI_MAX_STRING 80 /* - * Please update drivers/acpi/debug.c and Documentation/firmware-guide/acpi/debug.rst - * if you add to this list. - */ -#define ACPI_SBS_COMPONENT 0x00100000 -#define ACPI_FAN_COMPONENT 0x00200000 -#define ACPI_CONTAINER_COMPONENT 0x01000000 -#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000 - -/* * _HID definitions * HIDs must conform to ACPI spec(6.1.4) * Linux specific HIDs do not apply to this and begin with LNX: |