diff options
| author | David Brownell <david-b@pacbell.net> | 2006-12-13 16:07:10 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-02-07 18:44:33 -0500 |
| commit | 2360e4aa64da412c29136113f8050b6aa9e757b8 (patch) | |
| tree | 78489a2c0166a6a65c8ef78498475249a1e92355 /Documentation/usb | |
| parent | 316547fdfae1be3847add6a18a711703e6d5ebc1 (diff) | |
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 22c5331260c..077e9032d0c 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 | |||
| 213 | 213 | ||
| 214 | Interface descriptor info (can be multiple per Config): | 214 | Interface descriptor info (can be multiple per Config): |
| 215 | 215 | ||
| 216 | I: If#=dd Alt=dd #EPs=dd Cls=xx(sssss) Sub=xx Prot=xx Driver=ssss | 216 | I:* If#=dd Alt=dd #EPs=dd Cls=xx(sssss) Sub=xx Prot=xx Driver=ssss |
| 217 | | | | | | | | |__Driver name | 217 | | | | | | | | | |__Driver name |
| 218 | | | | | | | | or "(none)" | 218 | | | | | | | | | or "(none)" |
| 219 | | | | | | | |__InterfaceProtocol | 219 | | | | | | | | |__InterfaceProtocol |
| 220 | | | | | | |__InterfaceSubClass | 220 | | | | | | | |__InterfaceSubClass |
| 221 | | | | | |__InterfaceClass | 221 | | | | | | |__InterfaceClass |
| 222 | | | | |__NumberOfEndpoints | 222 | | | | | |__NumberOfEndpoints |
| 223 | | | |__AlternateSettingNumber | 223 | | | | |__AlternateSettingNumber |
| 224 | | |__InterfaceNumber | 224 | | | |__InterfaceNumber |
| 225 | | |__ "*" indicates the active altsetting (others are " ") | ||
| 225 | |__Interface info tag | 226 | |__Interface info tag |
| 226 | 227 | ||
| 227 | A given interface may have one or more "alternate" settings. | 228 | 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 | |||
| 277 | on how to do this.) | 278 | on how to do this.) |
| 278 | 279 | ||
| 279 | The Interface lines can be used to determine what driver is | 280 | The Interface lines can be used to determine what driver is |
| 280 | being used for each device. | 281 | being used for each device, and which altsetting it activated. |
| 281 | 282 | ||
| 282 | The Configuration lines could be used to list maximum power | 283 | The Configuration lines could be used to list maximum power |
| 283 | (in milliamps) that a system's USB devices are using. | 284 | (in milliamps) that a system's USB devices are using. |