diff options
author | Jiri Kosina <jkosina@suse.cz> | 2011-05-18 15:06:31 (GMT) |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-05-18 15:06:49 (GMT) |
commit | 6b7b8e488bbdedeccabdd001a78ffcbe43bb8a3a (patch) | |
tree | f2f77cc31b4548745778fca6a51b09e1d8a49804 /Documentation/ABI/testing | |
parent | b50f315cbb865079a16a12fd9ae6083f98fd592c (diff) | |
parent | c1d10d18c542278b7fbc413c289d3cb6219da6b3 (diff) | |
download | linux-fsl-qoriq-6b7b8e488bbdedeccabdd001a78ffcbe43bb8a3a.tar.xz |
Merge branch 'master' into upstream.
This is sync with Linus' tree to receive KEY_IMAGES definition
that went in through input tree.
Diffstat (limited to 'Documentation/ABI/testing')
18 files changed, 156 insertions, 40 deletions
diff --git a/Documentation/ABI/testing/configfs-spear-pcie-gadget b/Documentation/ABI/testing/configfs-spear-pcie-gadget new file mode 100644 index 0000000..8759881 --- /dev/null +++ b/Documentation/ABI/testing/configfs-spear-pcie-gadget @@ -0,0 +1,31 @@ +What: /config/pcie-gadget +Date: Feb 2011 +KernelVersion: 2.6.37 +Contact: Pratyush Anand <pratyush.anand@st.com> +Description: + + Interface is used to configure selected dual mode PCIe controller + as device and then program its various registers to configure it + as a particular device type. + This interfaces can be used to show spear's PCIe device capability. + + Nodes are only visible when configfs is mounted. To mount configfs + in /config directory use: + # mount -t configfs none /config/ + + For nth PCIe Device Controller + /config/pcie-gadget.n/ + link ... used to enable ltssm and read its status. + int_type ...used to configure and read type of supported + interrupt + no_of_msi ... used to configure number of MSI vector needed and + to read no of MSI granted. + inta ... write 1 to assert INTA and 0 to de-assert. + send_msi ... write MSI vector to be sent. + vendor_id ... used to write and read vendor id (hex) + device_id ... used to write and read device id (hex) + bar0_size ... used to write and read bar0_size + bar0_address ... used to write and read bar0 mapped area in hex. + bar0_rw_offset ... used to write and read offset of bar0 where + bar0_data will be written or read. + bar0_data ... used to write and read data at bar0_rw_offset. diff --git a/Documentation/ABI/testing/pstore b/Documentation/ABI/testing/pstore index f1fb2a0..ddf451e 100644 --- a/Documentation/ABI/testing/pstore +++ b/Documentation/ABI/testing/pstore @@ -1,6 +1,6 @@ Where: /dev/pstore/... -Date: January 2011 -Kernel Version: 2.6.38 +Date: March 2011 +Kernel Version: 2.6.39 Contact: tony.luck@intel.com Description: Generic interface to platform dependent persistent storage. @@ -11,7 +11,7 @@ Description: Generic interface to platform dependent persistent storage. of the console log is captured, but other interesting data can also be saved. - # mount -t pstore - /dev/pstore + # mount -t pstore -o kmsg_bytes=8000 - /dev/pstore $ ls -l /dev/pstore total 0 @@ -33,3 +33,9 @@ Description: Generic interface to platform dependent persistent storage. will be saved elsewhere and erased from persistent store soon after boot to free up space ready for the next catastrophe. + + The 'kmsg_bytes' mount option changes the target amount of + data saved on each oops/panic. Pstore saves (possibly + multiple) files based on the record size of the underlying + persistent storage until at least this amount is reached. + Default is 10 Kbytes. diff --git a/Documentation/ABI/testing/sysfs-bus-css b/Documentation/ABI/testing/sysfs-bus-css index b585ec2..2979c40 100644 --- a/Documentation/ABI/testing/sysfs-bus-css +++ b/Documentation/ABI/testing/sysfs-bus-css @@ -29,7 +29,7 @@ Contact: Cornelia Huck <cornelia.huck@de.ibm.com> linux-s390@vger.kernel.org Description: Contains the PIM/PAM/POM values, as reported by the channel subsystem when last queried by the common I/O - layer (this implies that this attribute is not neccessarily + layer (this implies that this attribute is not necessarily in sync with the values current in the channel subsystem). Note: This is an I/O-subchannel specific attribute. Users: s390-tools, HAL diff --git a/Documentation/ABI/testing/sysfs-bus-media b/Documentation/ABI/testing/sysfs-bus-media new file mode 100644 index 0000000..7057e57 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-media @@ -0,0 +1,6 @@ +What: /sys/bus/media/devices/.../model +Date: January 2011 +Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + linux-media@vger.kernel.org +Description: Contains the device model name in UTF-8. The device version is + is not be appended to the model name. diff --git a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss index 4f29e5f1..f5bb0a3 100644 --- a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss +++ b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss @@ -59,3 +59,15 @@ Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the usage count (number of opens) of logical drive Y of controller X. + +Where: /sys/bus/pci/devices/<dev>/ccissX/resettable +Date: February 2011 +Kernel Version: 2.6.38 +Contact: iss_storagedev@hp.com +Description: Value of 1 indicates the controller can honor the reset_devices + kernel parameter. Value of 0 indicates reset_devices cannot be + honored. This is to allow, for example, kexec tools to be able + to warn the user if they designate an unresettable device as + a dump device, as kdump requires resetting the device in order + to work reliably. + diff --git a/Documentation/ABI/testing/sysfs-bus-rbd b/Documentation/ABI/testing/sysfs-bus-rbd index 90a87e2..fa72ccb 100644 --- a/Documentation/ABI/testing/sysfs-bus-rbd +++ b/Documentation/ABI/testing/sysfs-bus-rbd @@ -1,6 +1,6 @@ What: /sys/bus/rbd/ Date: November 2010 -Contact: Yehuda Sadeh <yehuda@hq.newdream.net>, +Contact: Yehuda Sadeh <yehuda@newdream.net>, Sage Weil <sage@newdream.net> Description: diff --git a/Documentation/ABI/testing/sysfs-class-led b/Documentation/ABI/testing/sysfs-class-led index edff663..3646ec8 100644 --- a/Documentation/ABI/testing/sysfs-class-led +++ b/Documentation/ABI/testing/sysfs-class-led @@ -33,5 +33,5 @@ Contact: Richard Purdie <rpurdie@rpsys.net> Description: Invert the LED on/off state. This parameter is specific to gpio and backlight triggers. In case of the backlight trigger, - it is usefull when driving a LED which is intended to indicate + it is useful when driving a LED which is intended to indicate a device in a standby like state. diff --git a/Documentation/ABI/testing/sysfs-devices-mmc b/Documentation/ABI/testing/sysfs-devices-mmc new file mode 100644 index 0000000..5a50ab6 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-devices-mmc @@ -0,0 +1,21 @@ +What: /sys/devices/.../mmc_host/mmcX/mmcX:XXXX/enhanced_area_offset +Date: January 2011 +Contact: Chuanxiao Dong <chuanxiao.dong@intel.com> +Description: + Enhanced area is a new feature defined in eMMC4.4 standard. + eMMC4.4 or later card can support such feature. This kind of + area can help to improve the card performance. If the feature + is enabled, this attribute will indicate the start address of + enhanced data area. If not, this attribute will be -EINVAL. + Unit Byte. Format decimal. + +What: /sys/devices/.../mmc_host/mmcX/mmcX:XXXX/enhanced_area_size +Date: January 2011 +Contact: Chuanxiao Dong <chuanxiao.dong@intel.com> +Description: + Enhanced area is a new feature defined in eMMC4.4 standard. + eMMC4.4 or later card can support such feature. This kind of + area can help to improve the card performance. If the feature + is enabled, this attribute will indicate the size of enhanced + data area. If not, this attribute will be -EINVAL. + Unit KByte. Format decimal. diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone index b4c4f15..3ca3971 100644 --- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kone @@ -40,7 +40,7 @@ What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid- 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 + press of a button. A profile holds information like button mappings, sensitivity, the colors of the 5 leds and light effects. When read, these files return the respective profile. The diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus b/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus index e5311a0..c1b53b8 100644 --- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus @@ -36,7 +36,7 @@ Date: August 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When written, this file lets one write the respective profile buttons back to the mouse. The data has to be 77 bytes long. The mouse will reject invalid data. @@ -50,7 +50,7 @@ Date: August 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When read, these files return the respective profile buttons. The returned data is 77 bytes in size. This file is readonly. @@ -61,7 +61,7 @@ Date: October 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When written, this file lets one write the respective profile settings back to the mouse. The data has to be 43 bytes long. @@ -76,7 +76,7 @@ Date: August 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When read, these files return the respective profile settings. The returned data is 43 bytes in size. diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-kovaplus b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kovaplus index fdfa16f..20f937c 100644 --- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-kovaplus +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-kovaplus @@ -52,7 +52,7 @@ Date: January 2011 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When written, this file lets one write the respective profile buttons back to the mouse. The data has to be 23 bytes long. The mouse will reject invalid data. @@ -66,7 +66,7 @@ Date: January 2011 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When read, these files return the respective profile buttons. The returned data is 23 bytes in size. This file is readonly. @@ -77,7 +77,7 @@ Date: January 2011 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When written, this file lets one write the respective profile settings back to the mouse. The data has to be 16 bytes long. @@ -92,7 +92,7 @@ Date: January 2011 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When read, these files return the respective profile settings. The returned data is 16 bytes in size. diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-pyra b/Documentation/ABI/testing/sysfs-driver-hid-roccat-pyra index 5fab71a..3f8de50 100644 --- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-pyra +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-pyra @@ -39,7 +39,7 @@ Date: August 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When written, this file lets one write the respective profile settings back to the mouse. The data has to be 13 bytes long. @@ -54,7 +54,7 @@ Date: August 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 is split in settings and buttons. - profile_settings holds informations like resolution, sensitivity + profile_settings holds information like resolution, sensitivity and light effects. When read, these files return the respective profile settings. The returned data is 13 bytes in size. @@ -66,7 +66,7 @@ Date: August 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When written, this file lets one write the respective profile buttons back to the mouse. The data has to be 19 bytes long. The mouse will reject invalid data. @@ -80,7 +80,7 @@ Date: August 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 is split in settings and buttons. - profile_buttons holds informations about button layout. + profile_buttons holds information about button layout. When read, these files return the respective profile buttons. The returned data is 19 bytes in size. This file is readonly. diff --git a/Documentation/ABI/testing/sysfs-driver-samsung-laptop b/Documentation/ABI/testing/sysfs-driver-samsung-laptop new file mode 100644 index 0000000..0a81023 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-samsung-laptop @@ -0,0 +1,19 @@ +What: /sys/devices/platform/samsung/performance_level +Date: January 1, 2010 +KernelVersion: 2.6.33 +Contact: Greg Kroah-Hartman <gregkh@suse.de> +Description: Some Samsung laptops have different "performance levels" + that are can be modified by a function key, and by this + sysfs file. These values don't always make a whole lot + of sense, but some users like to modify them to keep + their fans quiet at all costs. Reading from this file + will show the current performance level. Writing to the + file can change this value. + Valid options: + "silent" + "normal" + "overclock" + Note that not all laptops support all of these options. + Specifically, not all support the "overclock" option, + and it's still unknown if this value even changes + anything, other than making the user feel a bit better. diff --git a/Documentation/ABI/testing/sysfs-fs-ext4 b/Documentation/ABI/testing/sysfs-fs-ext4 index 5fb7099..f22ac08 100644 --- a/Documentation/ABI/testing/sysfs-fs-ext4 +++ b/Documentation/ABI/testing/sysfs-fs-ext4 @@ -48,7 +48,7 @@ Description: will have its blocks allocated out of its own unique preallocation pool. -What: /sys/fs/ext4/<disk>/inode_readahead +What: /sys/fs/ext4/<disk>/inode_readahead_blks Date: March 2008 Contact: "Theodore Ts'o" <tytso@mit.edu> Description: @@ -85,7 +85,14 @@ Date: June 2008 Contact: "Theodore Ts'o" <tytso@mit.edu> Description: Tuning parameter which (if non-zero) controls the goal - inode used by the inode allocator in p0reference to - all other allocation hueristics. This is intended for + inode used by the inode allocator in preference to + all other allocation heuristics. This is intended for debugging use only, and should be 0 on production systems. + +What: /sys/fs/ext4/<disk>/max_writeback_mb_bump +Date: September 2009 +Contact: "Theodore Ts'o" <tytso@mit.edu> +Description: + The maximum number of megabytes the writeback code will + try to write out before move on to another inode. diff --git a/Documentation/ABI/testing/sysfs-fs-pstore b/Documentation/ABI/testing/sysfs-fs-pstore deleted file mode 100644 index 8e659d8..0000000 --- a/Documentation/ABI/testing/sysfs-fs-pstore +++ /dev/null @@ -1,7 +0,0 @@ -What: /sys/fs/pstore/kmsg_bytes -Date: January 2011 -Kernel Version: 2.6.38 -Contact: "Tony Luck" <tony.luck@intel.com> -Description: - Controls amount of console log that will be saved - to persistent store on oops/panic. diff --git a/Documentation/ABI/testing/sysfs-platform-asus-laptop b/Documentation/ABI/testing/sysfs-platform-asus-laptop index 41ff8ae..cd9d667 100644 --- a/Documentation/ABI/testing/sysfs-platform-asus-laptop +++ b/Documentation/ABI/testing/sysfs-platform-asus-laptop @@ -27,7 +27,7 @@ KernelVersion: 2.6.20 Contact: "Corentin Chary" <corentincj@iksaif.net> Description: Some models like the W1N have a LED display that can be - used to display several informations. + used to display several items of information. To control the LED display, use the following : echo 0x0T000DDD > /sys/devices/platform/asus_laptop/ where T control the 3 letters display, and DDD the 3 digits display. diff --git a/Documentation/ABI/testing/sysfs-platform-asus-wmi b/Documentation/ABI/testing/sysfs-platform-asus-wmi new file mode 100644 index 0000000..2e7df91 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-asus-wmi @@ -0,0 +1,31 @@ +What: /sys/devices/platform/<platform>/cpufv +Date: Oct 2010 +KernelVersion: 2.6.37 +Contact: "Corentin Chary" <corentincj@iksaif.net> +Description: + Change CPU clock configuration (write-only). + There are three available clock configuration: + * 0 -> Super Performance Mode + * 1 -> High Performance Mode + * 2 -> Power Saving Mode + +What: /sys/devices/platform/<platform>/camera +Date: Jan 2010 +KernelVersion: 2.6.39 +Contact: "Corentin Chary" <corentincj@iksaif.net> +Description: + Control the camera. 1 means on, 0 means off. + +What: /sys/devices/platform/<platform>/cardr +Date: Jan 2010 +KernelVersion: 2.6.39 +Contact: "Corentin Chary" <corentincj@iksaif.net> +Description: + Control the card reader. 1 means on, 0 means off. + +What: /sys/devices/platform/<platform>/touchpad +Date: Jan 2010 +KernelVersion: 2.6.39 +Contact: "Corentin Chary" <corentincj@iksaif.net> +Description: + Control the card touchpad. 1 means on, 0 means off. diff --git a/Documentation/ABI/testing/sysfs-platform-eeepc-wmi b/Documentation/ABI/testing/sysfs-platform-eeepc-wmi deleted file mode 100644 index e4b5fef..0000000 --- a/Documentation/ABI/testing/sysfs-platform-eeepc-wmi +++ /dev/null @@ -1,10 +0,0 @@ -What: /sys/devices/platform/eeepc-wmi/cpufv -Date: Oct 2010 -KernelVersion: 2.6.37 -Contact: "Corentin Chary" <corentincj@iksaif.net> -Description: - Change CPU clock configuration (write-only). - There are three available clock configuration: - * 0 -> Super Performance Mode - * 1 -> High Performance Mode - * 2 -> Power Saving Mode |