diff options
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 | |||
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. |