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authorHans de Goede <hdegoede@redhat.com>2013-08-30 05:00:23 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-30 14:13:26 -0400
commit2eb86032a1f6743072e52b651c9439fd4ab93573 (patch)
treed00ea814d0187f5d7357754efd21ca286725c808 /Documentation/ABI/stable/sysfs-bus-usb
parentdb187a5b500a2fdfaca099012dcd70dcd9b8071a (diff)
Documentation sysfs-bus-usb: Document which files are used by libusb
Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI/stable/sysfs-bus-usb')
-rw-r--r--Documentation/ABI/stable/sysfs-bus-usb10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-bus-usb b/Documentation/ABI/stable/sysfs-bus-usb
index a596414964c5..2be603c52a24 100644
--- a/Documentation/ABI/stable/sysfs-bus-usb
+++ b/Documentation/ABI/stable/sysfs-bus-usb
@@ -91,6 +91,8 @@ What: /sys/bus/usb/devices/.../devnum
91KernelVersion: since at least 2.6.18 91KernelVersion: since at least 2.6.18
92Description: 92Description:
93 Device address on the USB bus. 93 Device address on the USB bus.
94Users:
95 libusb
94 96
95What: /sys/bus/usb/devices/.../bConfigurationValue 97What: /sys/bus/usb/devices/.../bConfigurationValue
96KernelVersion: since at least 2.6.18 98KernelVersion: since at least 2.6.18
@@ -106,11 +108,15 @@ Description:
106 configuration, rather then unconfigure the device. 108 configuration, rather then unconfigure the device.
107 109
108 Writing -1 will always unconfigure the device. 110 Writing -1 will always unconfigure the device.
111Users:
112 libusb
109 113
110What: /sys/bus/usb/devices/.../busnum 114What: /sys/bus/usb/devices/.../busnum
111KernelVersion: 2.6.22 115KernelVersion: 2.6.22
112Description: 116Description:
113 Bus-number of the USB-bus the device is connected to. 117 Bus-number of the USB-bus the device is connected to.
118Users:
119 libusb
114 120
115What: /sys/bus/usb/devices/.../descriptors 121What: /sys/bus/usb/devices/.../descriptors
116KernelVersion: 2.6.26 122KernelVersion: 2.6.26
@@ -124,9 +130,13 @@ Description:
124 can be trusted, and can be used to seek forward one (sub) 130 can be trusted, and can be used to seek forward one (sub)
125 descriptor at a time until the next config descriptor is found. 131 descriptor at a time until the next config descriptor is found.
126 All descriptors read from this file are in bus-endian format 132 All descriptors read from this file are in bus-endian format
133Users:
134 libusb
127 135
128What: /sys/bus/usb/devices/.../speed 136What: /sys/bus/usb/devices/.../speed
129KernelVersion: since at least 2.6.18 137KernelVersion: since at least 2.6.18
130Description: 138Description:
131 Speed the device is connected with to the usb-host in 139 Speed the device is connected with to the usb-host in
132 Mbit / second. IE one of 1.5 / 12 / 480 / 5000. 140 Mbit / second. IE one of 1.5 / 12 / 480 / 5000.
141Users:
142 libusb