diff options
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/obsolete/sysfs-bus-usb | 31 | ||||
| -rw-r--r-- | Documentation/ABI/obsolete/sysfs-class-rfkill | 29 | ||||
| -rw-r--r-- | Documentation/ABI/stable/sysfs-class-rfkill | 67 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-pci | 40 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-usb | 28 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-power | 20 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-memory | 2 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-node | 7 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-platform-_UDC_-gadget | 9 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-picolcd | 43 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-prodikeys | 29 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-roccat-kone | 111 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-wacom | 10 |
13 files changed, 397 insertions, 29 deletions
diff --git a/Documentation/ABI/obsolete/sysfs-bus-usb b/Documentation/ABI/obsolete/sysfs-bus-usb new file mode 100644 index 0000000..bd096d3 --- /dev/null +++ b/Documentation/ABI/obsolete/sysfs-bus-usb @@ -0,0 +1,31 @@ +What: /sys/bus/usb/devices/.../power/level +Date: March 2007 +KernelVersion: 2.6.21 +Contact: Alan Stern <stern@rowland.harvard.edu> +Description: + Each USB device directory will contain a file named + power/level. This file holds a power-level setting for + the device, either "on" or "auto". + + "on" means that the device is not allowed to autosuspend, + although normal suspends for system sleep will still + be honored. "auto" means the device will autosuspend + and autoresume in the usual manner, according to the + capabilities of its driver. + + During normal use, devices should be left in the "auto" + level. The "on" level is meant for administrative uses. + If you want to suspend a device immediately but leave it + free to wake up in response to I/O requests, you should + write "0" to power/autosuspend. + + Device not capable of proper suspend and resume should be + left in the "on" level. Although the USB spec requires + devices to support suspend/resume, many of them do not. + In fact so many don't that by default, the USB core + initializes all non-hub devices in the "on" level. Some + drivers may change this setting when they are bound. + + This file is deprecated and will be removed after 2010. + Use the power/control file instead; it does exactly the + same thing. diff --git a/Documentation/ABI/obsolete/sysfs-class-rfkill b/Documentation/ABI/obsolete/sysfs-class-rfkill new file mode 100644 index 0000000..4201d5b --- /dev/null +++ b/Documentation/ABI/obsolete/sysfs-class-rfkill @@ -0,0 +1,29 @@ +rfkill - radio frequency (RF) connector kill switch support + +For details to this subsystem look at Documentation/rfkill.txt. + +What: /sys/class/rfkill/rfkill[0-9]+/state +Date: 09-Jul-2007 +KernelVersion v2.6.22 +Contact: linux-wireless@vger.kernel.org +Description: Current state of the transmitter. + This file is deprecated and sheduled to be removed in 2014, + because its not possible to express the 'soft and hard block' + state of the rfkill driver. +Values: A numeric value. + 0: RFKILL_STATE_SOFT_BLOCKED + transmitter is turned off by software + 1: RFKILL_STATE_UNBLOCKED + transmitter is (potentially) active + 2: RFKILL_STATE_HARD_BLOCKED + transmitter is forced off by something outside of + the driver's control. + +What: /sys/class/rfkill/rfkill[0-9]+/claim +Date: 09-Jul-2007 +KernelVersion v2.6.22 +Contact: linux-wireless@vger.kernel.org +Description: This file is deprecated because there no longer is a way to + claim just control over a single rfkill instance. + This file is scheduled to be removed in 2012. +Values: 0: Kernel handles events diff --git a/Documentation/ABI/stable/sysfs-class-rfkill b/Documentation/ABI/stable/sysfs-class-rfkill new file mode 100644 index 0000000..097f522 --- /dev/null +++ b/Documentation/ABI/stable/sysfs-class-rfkill @@ -0,0 +1,67 @@ +rfkill - radio frequency (RF) connector kill switch support + +For details to this subsystem look at Documentation/rfkill.txt. + +For the deprecated /sys/class/rfkill/*/state and +/sys/class/rfkill/*/claim knobs of this interface look in +Documentation/ABI/obsolete/sysfs-class-rfkill. + +What: /sys/class/rfkill +Date: 09-Jul-2007 +KernelVersion: v2.6.22 +Contact: linux-wireless@vger.kernel.org, +Description: The rfkill class subsystem folder. + Each registered rfkill driver is represented by an rfkillX + subfolder (X being an integer > 0). + + +What: /sys/class/rfkill/rfkill[0-9]+/name +Date: 09-Jul-2007 +KernelVersion v2.6.22 +Contact: linux-wireless@vger.kernel.org +Description: Name assigned by driver to this key (interface or driver name). +Values: arbitrary string. + + +What: /sys/class/rfkill/rfkill[0-9]+/type +Date: 09-Jul-2007 +KernelVersion v2.6.22 +Contact: linux-wireless@vger.kernel.org +Description: Driver type string ("wlan", "bluetooth", etc). +Values: See include/linux/rfkill.h. + + +What: /sys/class/rfkill/rfkill[0-9]+/persistent +Date: 09-Jul-2007 +KernelVersion v2.6.22 +Contact: linux-wireless@vger.kernel.org +Description: Whether the soft blocked state is initialised from non-volatile + storage at startup. +Values: A numeric value. + 0: false + 1: true + + +What: /sys/class/rfkill/rfkill[0-9]+/hard +Date: 12-March-2010 +KernelVersion v2.6.34 +Contact: linux-wireless@vger.kernel.org +Description: Current hardblock state. This file is read only. +Values: A numeric value. + 0: inactive + The transmitter is (potentially) active. + 1: active + The transmitter is forced off by something outside of + the driver's control. + + +What: /sys/class/rfkill/rfkill[0-9]+/soft +Date: 12-March-2010 +KernelVersion v2.6.34 +Contact: linux-wireless@vger.kernel.org +Description: Current softblock state. This file is read and write. +Values: A numeric value. + 0: inactive + The transmitter is (potentially) active. + 1: active + The transmitter is turned off by software. diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci index 25be325..428676c 100644 --- a/Documentation/ABI/testing/sysfs-bus-pci +++ b/Documentation/ABI/testing/sysfs-bus-pci @@ -133,6 +133,46 @@ Description: The symbolic link points to the PCI device sysfs entry of the Physical Function this device associates with. + +What: /sys/bus/pci/slots/... +Date: April 2005 (possibly older) +KernelVersion: 2.6.12 (possibly older) +Contact: linux-pci@vger.kernel.org +Description: + When the appropriate driver is loaded, it will create a + directory per claimed physical PCI slot in + /sys/bus/pci/slots/. The names of these directories are + specific to the driver, which in turn, are specific to the + platform, but in general, should match the label on the + machine's physical chassis. + + The drivers that can create slot directories include the + PCI hotplug drivers, and as of 2.6.27, the pci_slot driver. + + The slot directories contain, at a minimum, a file named + 'address' which contains the PCI bus:device:function tuple. + Other files may appear as well, but are specific to the + driver. + +What: /sys/bus/pci/slots/.../function[0-7] +Date: March 2010 +KernelVersion: 2.6.35 +Contact: linux-pci@vger.kernel.org +Description: + If PCI slot directories (as described above) are created, + and the physical slot is actually populated with a device, + symbolic links in the slot directory pointing to the + device's PCI functions are created as well. + +What: /sys/bus/pci/devices/.../slot +Date: March 2010 +KernelVersion: 2.6.35 +Contact: linux-pci@vger.kernel.org +Description: + If PCI slot directories (as described above) are created, + a symbolic link pointing to the slot directory will be + created as well. + What: /sys/bus/pci/slots/.../module Date: June 2009 Contact: linux-pci@vger.kernel.org diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb index bcebb9e..294aa86 100644 --- a/Documentation/ABI/testing/sysfs-bus-usb +++ b/Documentation/ABI/testing/sysfs-bus-usb @@ -14,34 +14,6 @@ Description: The autosuspend delay for newly-created devices is set to the value of the usbcore.autosuspend module parameter. -What: /sys/bus/usb/devices/.../power/level -Date: March 2007 -KernelVersion: 2.6.21 -Contact: Alan Stern <stern@rowland.harvard.edu> -Description: - Each USB device directory will contain a file named - power/level. This file holds a power-level setting for - the device, either "on" or "auto". - - "on" means that the device is not allowed to autosuspend, - although normal suspends for system sleep will still - be honored. "auto" means the device will autosuspend - and autoresume in the usual manner, according to the - capabilities of its driver. - - During normal use, devices should be left in the "auto" - level. The "on" level is meant for administrative uses. - If you want to suspend a device immediately but leave it - free to wake up in response to I/O requests, you should - write "0" to power/autosuspend. - - Device not capable of proper suspend and resume should be - left in the "on" level. Although the USB spec requires - devices to support suspend/resume, many of them do not. - In fact so many don't that by default, the USB core - initializes all non-hub devices in the "on" level. Some - drivers may change this setting when they are bound. - What: /sys/bus/usb/devices/.../power/persist Date: May 2007 KernelVersion: 2.6.23 diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power new file mode 100644 index 0000000..78c7bac --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power @@ -0,0 +1,20 @@ +What: /sys/class/power/ds2760-battery.*/charge_now +Date: May 2010 +KernelVersion: 2.6.35 +Contact: Daniel Mack <daniel@caiaq.de> +Description: + This file is writeable and can be used to set the current + coloumb counter value inside the battery monitor chip. This + is needed for unavoidable corrections of aging batteries. + A userspace daemon can monitor the battery charging logic + and once the counter drops out of considerable bounds, take + appropriate action. + +What: /sys/class/power/ds2760-battery.*/charge_full +Date: May 2010 +KernelVersion: 2.6.35 +Contact: Daniel Mack <daniel@caiaq.de> +Description: + This file is writeable and can be used to set the assumed + battery 'full level'. As batteries age, this value has to be + amended over time. diff --git a/Documentation/ABI/testing/sysfs-devices-memory b/Documentation/ABI/testing/sysfs-devices-memory index bf1627b..aba7d98 100644 --- a/Documentation/ABI/testing/sysfs-devices-memory +++ b/Documentation/ABI/testing/sysfs-devices-memory @@ -43,7 +43,7 @@ Date: September 2008 Contact: Badari Pulavarty <pbadari@us.ibm.com> Description: The file /sys/devices/system/memory/memoryX/state - is read-write. When read, it's contents show the + is read-write. When read, its contents show the online/offline state of the memory section. When written, root can toggle the the online/offline state of a removable memory section (see removable file description above) diff --git a/Documentation/ABI/testing/sysfs-devices-node b/Documentation/ABI/testing/sysfs-devices-node new file mode 100644 index 0000000..453a210 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-devices-node @@ -0,0 +1,7 @@ +What: /sys/devices/system/node/nodeX/compact +Date: February 2010 +Contact: Mel Gorman <mel@csn.ul.ie> +Description: + When this file is written to, all memory within that node + will be compacted. When it completes, memory will be freed + into blocks which have as many contiguous pages as possible diff --git a/Documentation/ABI/testing/sysfs-devices-platform-_UDC_-gadget b/Documentation/ABI/testing/sysfs-devices-platform-_UDC_-gadget new file mode 100644 index 0000000..3403402 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-devices-platform-_UDC_-gadget @@ -0,0 +1,9 @@ +What: /sys/devices/platform/_UDC_/gadget/suspended +Date: April 2010 +Contact: Fabien Chouteau <fabien.chouteau@barco.com> +Description: + Show the suspend state of an USB composite gadget. + 1 -> suspended + 0 -> resumed + + (_UDC_ is the name of the USB Device Controller driver) diff --git a/Documentation/ABI/testing/sysfs-driver-hid-picolcd b/Documentation/ABI/testing/sysfs-driver-hid-picolcd new file mode 100644 index 0000000..08579e7 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-picolcd @@ -0,0 +1,43 @@ +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/operation_mode +Date: March 2010 +Contact: Bruno Prémont <bonbons@linux-vserver.org> +Description: Make it possible to switch the PicoLCD device between LCD + (firmware) and bootloader (flasher) operation modes. + + Reading: returns list of available modes, the active mode being + enclosed in brackets ('[' and ']') + + Writing: causes operation mode switch. Permitted values are + the non-active mode names listed when read. + + Note: when switching mode the current PicoLCD HID device gets + disconnected and reconnects after above delay (see attribute + operation_mode_delay for its value). + + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/operation_mode_delay +Date: April 2010 +Contact: Bruno Prémont <bonbons@linux-vserver.org> +Description: Delay PicoLCD waits before restarting in new mode when + operation_mode has changed. + + Reading/Writing: It is expressed in ms and permitted range is + 0..30000ms. + + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fb_update_rate +Date: March 2010 +Contact: Bruno Prémont <bonbons@linux-vserver.org> +Description: Make it possible to adjust defio refresh rate. + + Reading: returns list of available refresh rates (expressed in Hz), + the active refresh rate being enclosed in brackets ('[' and ']') + + Writing: accepts new refresh rate expressed in integer Hz + within permitted rates. + + Note: As device can barely do 2 complete refreshes a second + it only makes sense to adjust this value if only one or two + tiles get changed and it's not appropriate to expect the application + to flush it's tiny changes explicitely at higher than default rate. + diff --git a/Documentation/ABI/testing/sysfs-driver-hid-prodikeys b/Documentation/ABI/testing/sysfs-driver-hid-prodikeys new file mode 100644 index 0000000..05d988c --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-prodikeys @@ -0,0 +1,29 @@ +What: /sys/bus/hid/drivers/prodikeys/.../channel +Date: April 2010 +KernelVersion: 2.6.34 +Contact: Don Prince <dhprince.devel@yahoo.co.uk> +Description: + Allows control (via software) the midi channel to which + that the pc-midi keyboard will output.midi data. + Range: 0..15 + Type: Read/write +What: /sys/bus/hid/drivers/prodikeys/.../sustain +Date: April 2010 +KernelVersion: 2.6.34 +Contact: Don Prince <dhprince.devel@yahoo.co.uk> +Description: + Allows control (via software) the sustain duration of a + note held by the pc-midi driver. + 0 means sustain mode is disabled. + Range: 0..5000 (milliseconds) + Type: Read/write +What: /sys/bus/hid/drivers/prodikeys/.../octave +Date: April 2010 +KernelVersion: 2.6.34 +Contact: Don Prince <dhprince.devel@yahoo.co.uk> +Description: + Controls the octave shift modifier in the pc-midi driver. + The octave can be shifted via software up/down 2 octaves. + 0 means the no ocatve shift. + Range: -2..2 (minus 2 to plus 2) + Type: Read/Write diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone new file mode 100644 index 0000000..88340a2 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone @@ -0,0 +1,111 @@ +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/actual_dpi +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: It is possible to switch the dpi setting of the mouse with the + press of a button. + When read, this file returns the raw number of the actual dpi + setting reported by the mouse. This number has to be further + processed to receive the real dpi value. + + VALUE DPI + 1 800 + 2 1200 + 3 1600 + 4 2000 + 5 2400 + 6 3200 + + This file is readonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/actual_profile +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: When read, this file returns the number of the actual profile. + This file is readonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/firmware_version +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: When read, this file returns the raw integer version number of the + firmware reported by the mouse. Using the integer value eases + further usage in other programs. To receive the real version + number the decimal point has to be shifted 2 positions to the + left. E.g. a returned value of 138 means 1.38 + This file is readonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/kone_driver_version +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: When read, this file returns the driver version. + The format of the string is "v<major>.<minor>.<patchlevel>". + This attribute is used by the userland tools to find the sysfs- + paths of installed kone-mice and determine the capabilites of + the driver. Versions of this driver for old kernels replace + usbhid instead of generic-usb. The way to scan for this file + has been chosen to provide a consistent way for all supported + kernel versions. + This file is readonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/profile[1-5] +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The mouse can store 5 profiles which can be switched by the + press of a button. A profile holds informations like button + mappings, sensitivity, the colors of the 5 leds and light + effects. + When read, these files return the respective profile. The + returned data is 975 bytes in size. + When written, this file lets one write the respective profile + data back to the mouse. The data has to be 975 bytes long. + The mouse will reject invalid data, whereas the profile number + stored in the profile doesn't need to fit the number of the + store. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/settings +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: When read, this file returns the settings stored in the mouse. + The size of the data is 36 bytes and holds information like the + startup_profile, tcu state and calibration_data. + When written, this file lets write settings back to the mouse. + The data has to be 36 bytes long. The mouse will reject invalid + data. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/startup_profile +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The integer value of this attribute ranges from 1 to 5. + When read, this attribute returns the number of the profile + that's active when the mouse is powered on. + When written, this file sets the number of the startup profile + and the mouse activates this profile immediately. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/tcu +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The mouse has a "Tracking Control Unit" which lets the user + calibrate the laser power to fit the mousepad surface. + When read, this file returns the current state of the TCU, + where 0 means off and 1 means on. + Writing 0 in this file will switch the TCU off. + Writing 1 in this file will start the calibration which takes + around 6 seconds to complete and activates the TCU. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/weight +Date: March 2010 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The mouse can be equipped with one of four supplied weights + ranging from 5 to 20 grams which are recognized by the mouse + and its value can be read out. When read, this file returns the + raw value returned by the mouse which eases further processing + in other software. + The values map to the weights as follows: + + VALUE WEIGHT + 0 none + 1 5g + 2 10g + 3 15g + 4 20g + + This file is readonly. diff --git a/Documentation/ABI/testing/sysfs-wacom b/Documentation/ABI/testing/sysfs-wacom new file mode 100644 index 0000000..1517976 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-wacom @@ -0,0 +1,10 @@ +What: /sys/class/hidraw/hidraw*/device/speed +Date: April 2010 +Kernel Version: 2.6.35 +Contact: linux-bluetooth@vger.kernel.org +Description: + The /sys/class/hidraw/hidraw*/device/speed file controls + reporting speed of wacom bluetooth tablet. Reading from + this file returns 1 if tablet reports in high speed mode + or 0 otherwise. Writing to this file one of these values + switches reporting speed. |
