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author | David Brownell <david-b@pacbell.net> | 2006-12-13 13:07:10 -0800 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-02-07 15:44:33 -0800 |
commit | 2360e4aa64da412c29136113f8050b6aa9e757b8 (patch) | |
tree | 78489a2c0166a6a65c8ef78498475249a1e92355 /Documentation/usb | |
parent | 316547fdfae1be3847add6a18a711703e6d5ebc1 (diff) | |
download | blackbird-obmc-linux-2360e4aa64da412c29136113f8050b6aa9e757b8.tar.gz blackbird-obmc-linux-2360e4aa64da412c29136113f8050b6aa9e757b8.zip |
USB: indicate active altsetting in proc/bus/usb/devices file
Update /proc/bus/usb/devices output to report active altsettings.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Documentation/usb')
-rw-r--r-- | Documentation/usb/proc_usb_info.txt | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/Documentation/usb/proc_usb_info.txt b/Documentation/usb/proc_usb_info.txt index 22c5331260ca..077e9032d0cd 100644 --- a/Documentation/usb/proc_usb_info.txt +++ b/Documentation/usb/proc_usb_info.txt @@ -213,15 +213,16 @@ C:* #Ifs=dd Cfg#=dd Atr=xx MPwr=dddmA Interface descriptor info (can be multiple per Config): -I: If#=dd Alt=dd #EPs=dd Cls=xx(sssss) Sub=xx Prot=xx Driver=ssss -| | | | | | | |__Driver name -| | | | | | | or "(none)" -| | | | | | |__InterfaceProtocol -| | | | | |__InterfaceSubClass -| | | | |__InterfaceClass -| | | |__NumberOfEndpoints -| | |__AlternateSettingNumber -| |__InterfaceNumber +I:* If#=dd Alt=dd #EPs=dd Cls=xx(sssss) Sub=xx Prot=xx Driver=ssss +| | | | | | | | |__Driver name +| | | | | | | | or "(none)" +| | | | | | | |__InterfaceProtocol +| | | | | | |__InterfaceSubClass +| | | | | |__InterfaceClass +| | | | |__NumberOfEndpoints +| | | |__AlternateSettingNumber +| | |__InterfaceNumber +| |__ "*" indicates the active altsetting (others are " ") |__Interface info tag A given interface may have one or more "alternate" settings. @@ -277,7 +278,7 @@ of the USB devices on a system's root hub. (See more below on how to do this.) The Interface lines can be used to determine what driver is -being used for each device. +being used for each device, and which altsetting it activated. The Configuration lines could be used to list maximum power (in milliamps) that a system's USB devices are using. |