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path: root/drivers/usb/gadget/f_accessory.c
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Diffstat (limited to 'drivers/usb/gadget/f_accessory.c')
-rw-r--r--drivers/usb/gadget/f_accessory.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/gadget/f_accessory.c b/drivers/usb/gadget/f_accessory.c
index baeae5976b66..38918cdf6c5b 100644
--- a/drivers/usb/gadget/f_accessory.c
+++ b/drivers/usb/gadget/f_accessory.c
@@ -71,6 +71,7 @@ struct acc_dev {
char description[ACC_STRING_SIZE];
char version[ACC_STRING_SIZE];
char uri[ACC_STRING_SIZE];
+ char serial[ACC_STRING_SIZE];
/* for acc_complete_set_string */
int string_index;
@@ -273,6 +274,9 @@ static void acc_complete_set_string(struct usb_ep *ep, struct usb_request *req)
case ACCESSORY_STRING_URI:
string_dest = dev->uri;
break;
+ case ACCESSORY_STRING_SERIAL:
+ string_dest = dev->serial;
+ break;
}
if (string_dest) {
unsigned long flags;
@@ -505,6 +509,9 @@ static long acc_ioctl(struct file *fp, unsigned code, unsigned long value)
case ACCESSORY_GET_STRING_URI:
src = dev->uri;
break;
+ case ACCESSORY_GET_STRING_SERIAL:
+ src = dev->serial;
+ break;
}
if (!src)
return -EINVAL;
@@ -658,6 +665,7 @@ static int acc_function_setup(struct usb_function *f,
memset(dev->description, 0, sizeof(dev->description));
memset(dev->version, 0, sizeof(dev->version));
memset(dev->uri, 0, sizeof(dev->uri));
+ memset(dev->serial, 0, sizeof(dev->serial));
}
}
}