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| author | Jonas Andersson <jonas@microbit.se> | 2011-03-21 14:54:09 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-04-29 17:24:31 -0700 |
| commit | a0c25c20502e0c4a467f5d7e27b2a599cfe57abe (patch) | |
| tree | 810508984bc623c897fe1947b98e900290d44d7c | |
| parent | a8779ee94e6114bf071ef3ca6c8c9cb270d179ed (diff) | |
USB: g_printer required set interface request
g_printer reqiured "set interface" request from host. Not all hosts send
this request. This patch enable the interface when it get "set
configuration" request from host.
Signed-off-by: Jonas Andersson <jonas@microbit.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/usb/gadget/printer.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c index c3f2bd42bd5a..271ef94668e7 100644 --- a/drivers/usb/gadget/printer.c +++ b/drivers/usb/gadget/printer.c @@ -1189,6 +1189,8 @@ printer_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) else if (gadget->a_alt_hnp_support) DBG(dev, "HNP needs a different root port\n"); value = printer_set_config(dev, wValue); + if (!value) + value = set_interface(dev, PRINTER_INTERFACE); break; case USB_REQ_GET_CONFIGURATION: if (ctrl->bRequestType != USB_DIR_IN) |