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Revert "usb:gadget Simplify usb_decode_get_set_descriptor function."

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This reverts commit c2af6b0780.

It's broken.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2019-07-04 13:01:48 +02:00
parent de4ad1b157
commit 40abbef1c9
1 changed files with 55 additions and 58 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

113
drivers/usb/gadget/debug.c
View file

@ -105,65 +105,62 @@ static void usb_decode_get_set_descriptor(__u8 bRequestType, __u8 bRequest,
__u16 wValue, __u16 wIndex,
__u16 wLength, char *str, size_t size)
{
char *s;
switch (wValue >> 8) {
case USB_DT_DEVICE:
s = "Device";
break;
case USB_DT_CONFIG:
s = "Configuration";
break;
case USB_DT_STRING:
s = "String";
break;
case USB_DT_INTERFACE:
s = "Interface";
break;
case USB_DT_ENDPOINT:
s = "Endpoint";
break;
case USB_DT_DEVICE_QUALIFIER:
s = "Device Qualifier";
break;
case USB_DT_OTHER_SPEED_CONFIG:
s = "Other Speed Config";
break;
case USB_DT_INTERFACE_POWER:
s = "Interface Power";
break;
case USB_DT_OTG:
s = "OTG";
break;
case USB_DT_DEBUG:
s = "Debug";
break;
case USB_DT_INTERFACE_ASSOCIATION:
s = "Interface Association";
break;
case USB_DT_BOS:
s = "BOS";
break;
case USB_DT_DEVICE_CAPABILITY:
s = "Device Capability";
break;
case USB_DT_PIPE_USAGE:
s = "Pipe Usage";
break;
case USB_DT_SS_ENDPOINT_COMP:
s = "SS Endpoint Companion";
break;
case USB_DT_SSP_ISOC_ENDPOINT_COMP:
s = "SSP Isochronous Endpoint Companion";
break;
default:
s = "UNKNOWN";
break;
}
snprintf(str, size, "%s %s Descriptor(Index = %d, Length = %d)",
bRequest == USB_REQ_GET_DESCRIPTOR ? "Get" : "Set",
s, wValue & 0xff, wLength);
bRequest == USB_REQ_GET_DESCRIPTOR ? "Get" : "Set",
({ char *s;
switch (wValue >> 8) {
case USB_DT_DEVICE:
s = "Device";
break;
case USB_DT_CONFIG:
s = "Configuration";
break;
case USB_DT_STRING:
s = "String";
break;
case USB_DT_INTERFACE:
s = "Interface";
break;
case USB_DT_ENDPOINT:
s = "Endpoint";
break;
case USB_DT_DEVICE_QUALIFIER:
s = "Device Qualifier";
break;
case USB_DT_OTHER_SPEED_CONFIG:
s = "Other Speed Config";
break;
case USB_DT_INTERFACE_POWER:
s = "Interface Power";
break;
case USB_DT_OTG:
s = "OTG";
break;
case USB_DT_DEBUG:
s = "Debug";
break;
case USB_DT_INTERFACE_ASSOCIATION:
s = "Interface Association";
break;
case USB_DT_BOS:
s = "BOS";
break;
case USB_DT_DEVICE_CAPABILITY:
s = "Device Capability";
break;
case USB_DT_PIPE_USAGE:
s = "Pipe Usage";
break;
case USB_DT_SS_ENDPOINT_COMP:
s = "SS Endpoint Companion";
break;
case USB_DT_SSP_ISOC_ENDPOINT_COMP:
s = "SSP Isochronous Endpoint Companion";
break;
default:
s = "UNKNOWN";
break;
} s; }), wValue & 0xff, wLength);
}
static void usb_decode_get_configuration(__u16 wLength, char *str, size_t size)