static int __init gs_bind(struct usb_composite_dev *cdev)
{
int status;
struct usb_gadget *gadget = cdev->gadget;
/* Allocate string descriptor numbers ... note that string
* contents can be overridden by the composite_dev glue.
*/
if (gadget->vendor_id && gadget->product_id) {
device_desc.idVendor = cpu_to_le16(gadget->vendor_id);
device_desc.idProduct = cpu_to_le16(gadget->product_id);
} else {
device_desc.idVendor = cpu_to_le16(GS_VENDOR_ID);
if (use_acm)
device_desc.idProduct = cpu_to_le16(GS_CDC_PRODUCT_ID);
else
device_desc.idProduct = cpu_to_le16(GS_PRODUCT_ID);
}
strings_dev[USB_GADGET_MANUFACTURER_IDX].s = gadget->manufacturer;
strings_dev[USB_GADGET_PRODUCT_IDX].s = gadget->productname;
status = usb_string_ids_tab(cdev, strings_dev);
if (status < 0)
goto fail;
device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id;
device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id;
status = strings_dev[STRING_DESCRIPTION_IDX].id;
serial_config_driver.iConfiguration = status;
if (gadget_is_otg(cdev->gadget)) {
serial_config_driver.descriptors = otg_desc;
serial_config_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
/* register our configuration */
if (use_acm) {
status = serial_register_ports(cdev, &serial_config_driver,
"acm");
usb_ep_autoconfig_reset(cdev->gadget);
} else if (use_obex)
status = serial_register_ports(cdev, &serial_config_driver,
"obex");
else {
status = serial_register_ports(cdev, &serial_config_driver,
"gser");
}
if (status < 0)
goto fail;
usb_composite_overwrite_options(cdev, &coverwrite);
INFO(cdev, "%s\n", GS_VERSION_NAME);
return 0;
fail:
return status;
}
static int gs_bind(struct usb_composite_dev *cdev)
{
int status;
/* Allocate string descriptor numbers ... note that string
* contents can be overridden by the composite_dev glue.
*/
status = usb_string_ids_tab(cdev, strings_dev);
if (status < 0)
goto fail;
device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id;
device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id;
status = strings_dev[STRING_DESCRIPTION_IDX].id;
serial_config_driver.iConfiguration = status;
if (gadget_is_otg(cdev->gadget)) {
if (!otg_desc[0]) {
struct usb_descriptor_header *usb_desc;
usb_desc = usb_otg_descriptor_alloc(cdev->gadget);
if (!usb_desc) {
status = -ENOMEM;
goto fail;
}
usb_otg_descriptor_init(cdev->gadget, usb_desc);
otg_desc[0] = usb_desc;
otg_desc[1] = NULL;
}
serial_config_driver.descriptors = otg_desc;
serial_config_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
/* register our configuration */
if (use_acm) {
status = serial_register_ports(cdev, &serial_config_driver,
"acm");
usb_ep_autoconfig_reset(cdev->gadget);
} else if (use_obex)
status = serial_register_ports(cdev, &serial_config_driver,
"obex");
else {
status = serial_register_ports(cdev, &serial_config_driver,
"gser");
}
if (status < 0)
goto fail1;
usb_composite_overwrite_options(cdev, &coverwrite);
INFO(cdev, "%s\n", GS_VERSION_NAME);
return 0;
fail1:
kfree(otg_desc[0]);
otg_desc[0] = NULL;
fail:
return status;
}
static int zero_bind(struct usb_composite_dev *cdev)
{
struct f_ss_opts *ss_opts;
struct f_lb_opts *lb_opts;
int status;
/* Allocate string descriptor numbers ... note that string
* contents can be overridden by the composite_dev glue.
*/
status = usb_string_ids_tab(cdev, strings_dev);
if (status < 0)
return status;
device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id;
device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id;
device_desc.iSerialNumber = strings_dev[USB_GADGET_SERIAL_IDX].id;
setup_timer(&autoresume_timer, zero_autoresume, (unsigned long) cdev);
func_inst_ss = usb_get_function_instance("SourceSink");
if (IS_ERR(func_inst_ss))
return PTR_ERR(func_inst_ss);
ss_opts = container_of(func_inst_ss, struct f_ss_opts, func_inst);
ss_opts->pattern = gzero_options.pattern;
ss_opts->isoc_interval = gzero_options.isoc_interval;
ss_opts->isoc_maxpacket = gzero_options.isoc_maxpacket;
ss_opts->isoc_mult = gzero_options.isoc_mult;
ss_opts->isoc_maxburst = gzero_options.isoc_maxburst;
ss_opts->bulk_buflen = gzero_options.bulk_buflen;
func_ss = usb_get_function(func_inst_ss);
if (IS_ERR(func_ss)) {
status = PTR_ERR(func_ss);
goto err_put_func_inst_ss;
}
func_inst_lb = usb_get_function_instance("Loopback");
if (IS_ERR(func_inst_lb)) {
status = PTR_ERR(func_inst_lb);
goto err_put_func_ss;
}
lb_opts = container_of(func_inst_lb, struct f_lb_opts, func_inst);
lb_opts->bulk_buflen = gzero_options.bulk_buflen;
lb_opts->qlen = gzero_options.qlen;
func_lb = usb_get_function(func_inst_lb);
if (IS_ERR(func_lb)) {
status = PTR_ERR(func_lb);
goto err_put_func_inst_lb;
}
sourcesink_driver.iConfiguration = strings_dev[USB_GZERO_SS_DESC].id;
loopback_driver.iConfiguration = strings_dev[USB_GZERO_LB_DESC].id;
/* support autoresume for remote wakeup testing */
sourcesink_driver.bmAttributes &= ~USB_CONFIG_ATT_WAKEUP;
loopback_driver.bmAttributes &= ~USB_CONFIG_ATT_WAKEUP;
sourcesink_driver.descriptors = NULL;
loopback_driver.descriptors = NULL;
if (autoresume) {
sourcesink_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
loopback_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
autoresume_step_ms = autoresume * 1000;
}
/* support OTG systems */
if (gadget_is_otg(cdev->gadget)) {
if (!otg_desc[0]) {
struct usb_descriptor_header *usb_desc;
usb_desc = usb_otg_descriptor_alloc(cdev->gadget);
if (!usb_desc) {
status = -ENOMEM;
goto err_conf_flb;
}
usb_otg_descriptor_init(cdev->gadget, usb_desc);
otg_desc[0] = usb_desc;
otg_desc[1] = NULL;
}
sourcesink_driver.descriptors = otg_desc;
sourcesink_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
loopback_driver.descriptors = otg_desc;
loopback_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
/* Register primary, then secondary configuration. Note that
* SH3 only allows one config...
*/
if (loopdefault) {
usb_add_config_only(cdev, &loopback_driver);
usb_add_config_only(cdev, &sourcesink_driver);
} else {
usb_add_config_only(cdev, &sourcesink_driver);
usb_add_config_only(cdev, &loopback_driver);
}
status = usb_add_function(&sourcesink_driver, func_ss);
if (status)
goto err_free_otg_desc;
usb_ep_autoconfig_reset(cdev->gadget);
status = usb_add_function(&loopback_driver, func_lb);
if (status)
goto err_free_otg_desc;
usb_ep_autoconfig_reset(cdev->gadget);
usb_composite_overwrite_options(cdev, &coverwrite);
INFO(cdev, "%s, version: " DRIVER_VERSION "\n", longname);
return 0;
err_free_otg_desc:
kfree(otg_desc[0]);
otg_desc[0] = NULL;
err_conf_flb:
usb_put_function(func_lb);
func_lb = NULL;
err_put_func_inst_lb:
usb_put_function_instance(func_inst_lb);
func_inst_lb = NULL;
err_put_func_ss:
usb_put_function(func_ss);
func_ss = NULL;
err_put_func_inst_ss:
usb_put_function_instance(func_inst_ss);
func_inst_ss = NULL;
return status;
}
static int __init zero_bind(struct usb_gadget *gadget)
{
struct zero_dev *dev;
struct usb_ep *ep;
int gcnum;
/* FIXME this can't yet work right with SH ... it has only
* one configuration, numbered one.
*/
if (gadget_is_sh(gadget))
return -ENODEV;
/* Bulk-only drivers like this one SHOULD be able to
* autoconfigure on any sane usb controller driver,
* but there may also be important quirks to address.
*/
usb_ep_autoconfig_reset(gadget);
ep = usb_ep_autoconfig(gadget, &fs_source_desc);
if (!ep) {
autoconf_fail:
pr_err("%s: can't autoconfigure on %s\n",
shortname, gadget->name);
return -ENODEV;
}
EP_IN_NAME = ep->name;
ep->driver_data = ep; /* claim */
ep = usb_ep_autoconfig(gadget, &fs_sink_desc);
if (!ep)
goto autoconf_fail;
EP_OUT_NAME = ep->name;
ep->driver_data = ep; /* claim */
gcnum = usb_gadget_controller_number(gadget);
if (gcnum >= 0)
device_desc.bcdDevice = cpu_to_le16(0x0200 + gcnum);
else {
/* gadget zero is so simple (for now, no altsettings) that
* it SHOULD NOT have problems with bulk-capable hardware.
* so warn about unrcognized controllers, don't panic.
*
* things like configuration and altsetting numbering
* can need hardware-specific attention though.
*/
pr_warning("%s: controller '%s' not recognized\n",
shortname, gadget->name);
device_desc.bcdDevice = __constant_cpu_to_le16(0x9999);
}
/* ok, we made sense of the hardware ... */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
spin_lock_init(&dev->lock);
dev->gadget = gadget;
set_gadget_data(gadget, dev);
init_timer(&dev->resume);
dev->resume.function = zero_autoresume;
dev->resume.data = (unsigned long) dev;
/* preallocate control response and buffer */
dev->req = usb_ep_alloc_request(gadget->ep0, GFP_KERNEL);
if (!dev->req)
goto enomem;
dev->req->buf = kmalloc(USB_BUFSIZ, GFP_KERNEL);
if (!dev->req->buf)
goto enomem;
dev->req->complete = zero_setup_complete;
device_desc.bMaxPacketSize0 = gadget->ep0->maxpacket;
if (gadget_is_dualspeed(gadget)) {
/* assume ep0 uses the same value for both speeds ... */
dev_qualifier.bMaxPacketSize0 = device_desc.bMaxPacketSize0;
/* and that all endpoints are dual-speed */
hs_source_desc.bEndpointAddress =
fs_source_desc.bEndpointAddress;
hs_sink_desc.bEndpointAddress =
fs_sink_desc.bEndpointAddress;
}
if (gadget_is_otg(gadget)) {
otg_descriptor.bmAttributes |= USB_OTG_HNP,
source_sink_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
usb_gadget_set_selfpowered(gadget);
if (autoresume) {
source_sink_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
gadget->ep0->driver_data = dev;
INFO(dev, "%s, version: " DRIVER_VERSION "\n", longname);
INFO(dev, "using %s, OUT %s IN %s\n", gadget->name,
EP_OUT_NAME, EP_IN_NAME);
snprintf(manufacturer, sizeof manufacturer, "%s %s with %s",
init_utsname()->sysname, init_utsname()->release,
gadget->name);
return 0;
enomem:
zero_unbind(gadget);
return -ENOMEM;
}
static int fastboot_bind(struct usb_gadget *gadget)
{
struct fastboot_dev *dev = &l_fbdev;
u8 cdc = 1, zlp = 1;
struct usb_ep *in_ep, *out_ep;
int gcnum;
u8 tmp[7];
debug("%s controller :%s recognized\n", __func__, gadget->name);
gcnum = usb_gadget_controller_number(gadget);
if (gcnum >= 0)
device_desc.bcdDevice = cpu_to_le16(0x0300 + gcnum);
else {
/*
* can't assume CDC works. don't want to default to
* anything less functional on CDC-capable hardware,
* so we fail in this case.
*/
error("controller '%s' not recognized", gadget->name);
return -ENODEV;
}
if (bcdDevice)
device_desc.bcdDevice = cpu_to_le16(bcdDevice);
if (iManufacturer)
strlcpy(manufacturer, iManufacturer, sizeof manufacturer);
if (iProduct)
strlcpy(product_desc, iProduct, sizeof product_desc);
iSerialNumber = get_product_sn();
device_desc.iSerialNumber = STRING_SERIALNUMBER,
strlcpy(serial_number, iSerialNumber, sizeof serial_number);
/* all we really need is bulk IN/OUT */
usb_ep_autoconfig_reset(gadget);
in_ep = usb_ep_autoconfig(gadget, &fs_source_desc);
if (!in_ep) {
autoconf_fail:
error("can't autoconfigure on %s\n", gadget->name);
return -ENODEV;
}
in_ep->driver_data = in_ep; /* claim */
out_ep = usb_ep_autoconfig(gadget, &fs_sink_desc);
if (!out_ep)
goto autoconf_fail;
out_ep->driver_data = out_ep; /* claim */
device_desc.bMaxPacketSize0 = gadget->ep0->maxpacket;
usb_gadget_set_selfpowered(gadget);
if (gadget_is_dualspeed(gadget)) {
/* assumes ep0 uses the same value for both speeds ... */
dev_qualifier.bMaxPacketSize0 = device_desc.bMaxPacketSize0;
/* and that all endpoints are dual-speed */
hs_source_desc.bEndpointAddress = fs_source_desc.bEndpointAddress;
hs_sink_desc.bEndpointAddress = fs_sink_desc.bEndpointAddress;
}
dev->network_started = 0;
dev->in_ep = in_ep;
dev->out_ep = out_ep;
/* preallocate control message data and buffer */
dev->req = usb_ep_alloc_request(gadget->ep0, GFP_KERNEL);
if (!dev->req)
goto fail;
dev->req->buf = control_req;
dev->req->complete = fastboot_setup_complete;
/* ... and maybe likewise for status transfer */
/* finish hookup to lower layer ... */
dev->gadget = gadget;
set_gadget_data(gadget, dev);
gadget->ep0->driver_data = dev;
debug("bind controller with the driver\n");
/*
* two kinds of host-initiated state changes:
* - iff DATA transfer is active, carrier is "on"
* - tx queueing enabled if open *and* carrier is "on"
*/
return 0;
fail:
error("%s failed", __func__);
fastboot_unbind(gadget);
return -ENOMEM;
}
