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USB: core: additional Device Classes to debug/usb/devices 

Several newer USB Device classes are not presently reported individually at
/sys/kernel/debug/usb/devices, (reported as "unk."). This patch adds the
following classes: 0fh (Personal Healthcare devices), 10h (USB Type-C combined
Audio/Video devices) 11h (USB billboard), 12h (USB Type-C Bridge). As defined
at [https://www.usb.org/defined-class-codes]

Corresponding classes defined in include/linux/usb/ch9.h.

Signed-off-by: Rob Gill <rrobgill@protonmail.com>
Link: https://lore.kernel.org/r/20200601211749.6878-1-rrobgill@protonmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rob Gill 2020-06-01 21:17:56 +00:00 committed by Greg Kroah-Hartman
parent b3a9e3b962
commit 03cc8353c2
2 changed files with 8 additions and 0 deletions
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4
drivers/usb/core/devices.c
View File

@ -133,6 +133,10 @@ static const struct class_info clas_info[] = {
{USB_CLASS_CSCID, "scard"},
{USB_CLASS_CONTENT_SEC, "c-sec"},
{USB_CLASS_VIDEO, "video"},
{USB_CLASS_PERSONAL_HEALTHCARE, "perhc"},
{USB_CLASS_AUDIO_VIDEO, "av"},
{USB_CLASS_BILLBOARD, "blbrd"},
{USB_CLASS_USB_TYPE_C_BRIDGE, "bridg"},
{USB_CLASS_WIRELESS_CONTROLLER, "wlcon"},
{USB_CLASS_MISC, "misc"},
{USB_CLASS_APP_SPEC, "app."},

4
include/uapi/linux/usb/ch9.h
View File

@ -326,6 +326,10 @@ struct usb_device_descriptor {
#define USB_CLASS_CONTENT_SEC 0x0d /* content security */
#define USB_CLASS_VIDEO 0x0e
#define USB_CLASS_WIRELESS_CONTROLLER 0xe0
#define USB_CLASS_PERSONAL_HEALTHCARE 0x0f
#define USB_CLASS_AUDIO_VIDEO 0x10
#define USB_CLASS_BILLBOARD 0x11
#define USB_CLASS_USB_TYPE_C_BRIDGE 0x12
#define USB_CLASS_MISC 0xef
#define USB_CLASS_APP_SPEC 0xfe
#define USB_CLASS_VENDOR_SPEC 0xff