From 0cda8b91f2e096bbef1cb05f23c42e423eae7728 Mon Sep 17 00:00:00 2001 From: Alex Chiang Date: Wed, 21 Oct 2009 21:45:46 -0600 Subject: [CPUFREQ] Documentation: ABI: /sys/devices/system/cpu/cpu#/cpufreq/ This is a complex interface and is already described in Documentation/cpu-freq/, especially in the user-guide.txt file. No need to copy/paste all that information. Let's just alert the reader to the presence of the user-guide. Signed-off-by: Alex Chiang Signed-off-by: Dave Jones --- Documentation/ABI/testing/sysfs-devices-system-cpu | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'Documentation/ABI/testing') diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index a703b9e9aeb..974e29f5da8 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -136,6 +136,24 @@ Description: Discover cpuidle policy and mechanism See files in Documentation/cpuidle/ for more information. +What: /sys/devices/system/cpu/cpu#/cpufreq/* +Date: pre-git history +Contact: cpufreq@vger.kernel.org +Description: Discover and change clock speed of CPUs + + Clock scaling allows you to change the clock speed of the + CPUs on the fly. This is a nice method to save battery + power, because the lower the clock speed, the less power + the CPU consumes. + + There are many knobs to tweak in this directory. + + See files in Documentation/cpu-freq/ for more information. + + In particular, read Documentation/cpu-freq/user-guide.txt + to learn how to control the knobs. + + What: /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X Date: August 2008 KernelVersion: 2.6.27 -- cgit From af901ca181d92aac3a7dc265144a9081a86d8f39 Mon Sep 17 00:00:00 2001 From: André Goddard Rosa Date: Sat, 14 Nov 2009 13:09:05 -0200 Subject: tree-wide: fix assorted typos all over the place MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit That is "success", "unknown", "through", "performance", "[re|un]mapping" , "access", "default", "reasonable", "[con]currently", "temperature" , "channel", "[un]used", "application", "example","hierarchy", "therefore" , "[over|under]flow", "contiguous", "threshold", "enough" and others. Signed-off-by: André Goddard Rosa Signed-off-by: Jiri Kosina --- Documentation/ABI/testing/procfs-diskstats | 2 +- Documentation/ABI/testing/sysfs-block | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'Documentation/ABI/testing') diff --git a/Documentation/ABI/testing/procfs-diskstats b/Documentation/ABI/testing/procfs-diskstats index 99233902e09..f91a973a37f 100644 --- a/Documentation/ABI/testing/procfs-diskstats +++ b/Documentation/ABI/testing/procfs-diskstats @@ -8,7 +8,7 @@ Description: 1 - major number 2 - minor mumber 3 - device name - 4 - reads completed succesfully + 4 - reads completed successfully 5 - reads merged 6 - sectors read 7 - time spent reading (ms) diff --git a/Documentation/ABI/testing/sysfs-block b/Documentation/ABI/testing/sysfs-block index 5f3bedaf8e3..d2f90334bb9 100644 --- a/Documentation/ABI/testing/sysfs-block +++ b/Documentation/ABI/testing/sysfs-block @@ -4,7 +4,7 @@ Contact: Jerome Marchand Description: The /sys/block//stat files displays the I/O statistics of disk . They contain 11 fields: - 1 - reads completed succesfully + 1 - reads completed successfully 2 - reads merged 3 - sectors read 4 - time spent reading (ms) -- cgit From c3f22d92a1249665d4cd87a68a4078a56002c3ab Mon Sep 17 00:00:00 2001 From: David Vrabel Date: Mon, 12 Oct 2009 15:45:18 +0000 Subject: USB: wusb: add wusb_phy_rate sysfs file to host controllers Add the wusb_phy_rate sysfs file to Wireless USB host controllers. This sets the maximum PHY rate that will be used for all connected devices. Signed-off-by: David Vrabel Signed-off-by: Greg Kroah-Hartman --- Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'Documentation/ABI/testing') diff --git a/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc index 4e8106f7cfd..25b1e751b77 100644 --- a/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc +++ b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc @@ -23,3 +23,16 @@ Description: Since this relates to security (specifically, the lifetime of PTKs and GTKs) it should not be changed from the default. + +What: /sys/class/uwb_rc/uwbN/wusbhc/wusb_phy_rate +Date: August 2009 +KernelVersion: 2.6.32 +Contact: David Vrabel +Description: + The maximum PHY rate to use for all connected devices. + This is only of limited use for testing and + development as the hardware's automatic rate + adaptation is better then this simple control. + + Refer to [ECMA-368] section 10.3.1.1 for the value to + use. -- cgit From 0c7a2b72746a96f999fd2728520d03d94879be69 Mon Sep 17 00:00:00 2001 From: CHENG Renquan Date: Sun, 22 Nov 2009 01:28:52 +0800 Subject: USB: add remove_id sysfs attr for usb drivers Accroding commit 0994375e, which is adding remove_id sysfs attr for pci drivers, for management tools dynamically bind/unbind a pci/usb devices to a specified drivers; with this patch, the management tools can be simplied. And the original code didn't handle the failure of usb_create_newid_file, fixed in this patch. Signed-off-by: CHENG Renquan Signed-off-by: Greg Kroah-Hartman --- Documentation/ABI/testing/sysfs-bus-usb | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'Documentation/ABI/testing') diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb index 7772928ee48..deb6b489e4e 100644 --- a/Documentation/ABI/testing/sysfs-bus-usb +++ b/Documentation/ABI/testing/sysfs-bus-usb @@ -144,3 +144,16 @@ Description: Write a 1 to force the device to disconnect (equivalent to unplugging a wired USB device). + +What: /sys/bus/usb/drivers/.../remove_id +Date: November 2009 +Contact: CHENG Renquan +Description: + Writing a device ID to this file will remove an ID + that was dynamically added via the new_id sysfs entry. + The format for the device ID is: + idVendor idProduct. After successfully + removing an ID, the driver will no longer support the + device. This is useful to ensure auto probing won't + match the driver to the device. For example: + # echo "046d c315" > /sys/bus/usb/drivers/foo/remove_id -- cgit