diff options
Diffstat (limited to 'drivers/usb/gadget/mass_storage.c')
| -rw-r--r-- | drivers/usb/gadget/mass_storage.c | 82 |
1 files changed, 10 insertions, 72 deletions
diff --git a/drivers/usb/gadget/mass_storage.c b/drivers/usb/gadget/mass_storage.c index 585f2559484d..0769179dbdb0 100644 --- a/drivers/usb/gadget/mass_storage.c +++ b/drivers/usb/gadget/mass_storage.c @@ -75,10 +75,6 @@ static struct usb_device_descriptor msg_device_desc = { /* Vendor and product id can be overridden by module parameters. */ .idVendor = cpu_to_le16(FSG_VENDOR_ID), .idProduct = cpu_to_le16(FSG_PRODUCT_ID), - /* .bcdDevice = f(hardware) */ - /* .iManufacturer = DYNAMIC */ - /* .iProduct = DYNAMIC */ - /* NO SERIAL NUMBER */ .bNumConfigurations = 1, }; @@ -86,7 +82,8 @@ static struct usb_otg_descriptor otg_descriptor = { .bLength = sizeof otg_descriptor, .bDescriptorType = USB_DT_OTG, - /* REVISIT SRP-only hardware is possible, although + /* + * REVISIT SRP-only hardware is possible, although * it would not be called "OTG" ... */ .bmAttributes = USB_OTG_SRP | USB_OTG_HNP, @@ -98,33 +95,6 @@ static const struct usb_descriptor_header *otg_desc[] = { }; -/* string IDs are assigned dynamically */ - -#define STRING_MANUFACTURER_IDX 0 -#define STRING_PRODUCT_IDX 1 -#define STRING_CONFIGURATION_IDX 2 - -static char manufacturer[50]; - -static struct usb_string strings_dev[] = { - [STRING_MANUFACTURER_IDX].s = manufacturer, - [STRING_PRODUCT_IDX].s = DRIVER_DESC, - [STRING_CONFIGURATION_IDX].s = "Self Powered", - { } /* end of list */ -}; - -static struct usb_gadget_strings stringtab_dev = { - .language = 0x0409, /* en-us */ - .strings = strings_dev, -}; - -static struct usb_gadget_strings *dev_strings[] = { - &stringtab_dev, - NULL, -}; - - - /****************************** Configurations ******************************/ static struct fsg_module_parameters mod_data = { @@ -141,7 +111,7 @@ static int msg_thread_exits(struct fsg_common *common) return 0; } -static int __ref msg_do_config(struct usb_configuration *c) +static int __init msg_do_config(struct usb_configuration *c) { static const struct fsg_operations ops = { .thread_exits = msg_thread_exits, @@ -171,54 +141,23 @@ static int __ref msg_do_config(struct usb_configuration *c) static struct usb_configuration msg_config_driver = { .label = "Linux File-Backed Storage", - .bind = msg_do_config, .bConfigurationValue = 1, - /* .iConfiguration = DYNAMIC */ .bmAttributes = USB_CONFIG_ATT_SELFPOWER, }; - /****************************** Gadget Bind ******************************/ - -static int __ref msg_bind(struct usb_composite_dev *cdev) +static int __init msg_bind(struct usb_composite_dev *cdev) { - struct usb_gadget *gadget = cdev->gadget; int status; - /* Allocate string descriptor numbers ... note that string - * contents can be overridden by the composite_dev glue. - */ - - /* device descriptor strings: manufacturer, product */ - snprintf(manufacturer, sizeof manufacturer, "%s %s with %s", - init_utsname()->sysname, init_utsname()->release, - gadget->name); - status = usb_string_id(cdev); + status = usb_add_config(cdev, &msg_config_driver, msg_do_config); if (status < 0) return status; - strings_dev[STRING_MANUFACTURER_IDX].id = status; - msg_device_desc.iManufacturer = status; - status = usb_string_id(cdev); - if (status < 0) - return status; - strings_dev[STRING_PRODUCT_IDX].id = status; - msg_device_desc.iProduct = status; - - status = usb_string_id(cdev); - if (status < 0) - return status; - strings_dev[STRING_CONFIGURATION_IDX].id = status; - msg_config_driver.iConfiguration = status; - - /* register our second configuration */ - status = usb_add_config(cdev, &msg_config_driver); - if (status < 0) - return status; - - dev_info(&gadget->dev, DRIVER_DESC ", version: " DRIVER_VERSION "\n"); + dev_info(&cdev->gadget->dev, + DRIVER_DESC ", version: " DRIVER_VERSION "\n"); set_bit(0, &msg_registered); return 0; } @@ -226,12 +165,11 @@ static int __ref msg_bind(struct usb_composite_dev *cdev) /****************************** Some noise ******************************/ - static struct usb_composite_driver msg_driver = { .name = "g_mass_storage", .dev = &msg_device_desc, - .strings = dev_strings, - .bind = msg_bind, + .iProduct = DRIVER_DESC, + .needs_serial = 1, }; MODULE_DESCRIPTION(DRIVER_DESC); @@ -240,7 +178,7 @@ MODULE_LICENSE("GPL"); static int __init msg_init(void) { - return usb_composite_register(&msg_driver); + return usb_composite_probe(&msg_driver, msg_bind); } module_init(msg_init); |