From 276e2e4f1f3e07a0ad891bf757dbcfd655ff5f91 Mon Sep 17 00:00:00 2001 From: Sebastian Andrzej Siewior Date: Thu, 6 Sep 2012 20:11:21 +0200 Subject: usb: gadget: make sure each gadget is using same index for Product, Serial,… MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The index in usb_string array is defined by the gadget. The gadget can choose which index entry it assigns for the serial number and which the product name. The gadget has just to ensure that the descriptor contains the proper string id which is assigned by composite. If the composite layer knows the index of the "default" information which will be overwritten by module parameters, it can be used later to overwrite it. Acked-by: Michal Nazarewicz Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Felipe Balbi --- drivers/usb/gadget/ether.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) (limited to 'drivers/usb/gadget/ether.c') diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index 709ef2265596..dd5e00d207fe 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -193,17 +193,13 @@ static const struct usb_descriptor_header *otg_desc[] = { NULL, }; - /* string IDs are assigned dynamically */ - -#define STRING_MANUFACTURER_IDX 0 -#define STRING_PRODUCT_IDX 1 - static char manufacturer[50]; static struct usb_string strings_dev[] = { - [STRING_MANUFACTURER_IDX].s = manufacturer, - [STRING_PRODUCT_IDX].s = PREFIX DRIVER_DESC, + [USB_GADGET_MANUFACTURER_IDX].s = manufacturer, + [USB_GADGET_PRODUCT_IDX].s = PREFIX DRIVER_DESC, + [USB_GADGET_SERIAL_IDX].s = "", { } /* end of list */ }; @@ -349,8 +345,8 @@ static int __init eth_bind(struct usb_composite_dev *cdev) status = usb_string_ids_tab(cdev, strings_dev); if (status < 0) goto fail; - device_desc.iManufacturer = strings_dev[STRING_MANUFACTURER_IDX].id; - device_desc.iProduct = strings_dev[STRING_PRODUCT_IDX].id; + device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id; + device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id; /* register our configuration(s); RNDIS first, if it's used */ if (has_rndis()) { -- cgit v1.2.3