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@ -72,7 +72,7 @@ static struct usb_gadget_strings *obex_strings[] = {
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/*-------------------------------------------------------------------------*/
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static struct usb_interface_descriptor obex_control_intf __initdata = {
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static struct usb_interface_descriptor obex_control_intf = {
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.bLength = sizeof(obex_control_intf),
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = 0,
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@ -83,7 +83,7 @@ static struct usb_interface_descriptor obex_control_intf __initdata = {
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.bInterfaceSubClass = USB_CDC_SUBCLASS_OBEX,
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};
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static struct usb_interface_descriptor obex_data_nop_intf __initdata = {
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static struct usb_interface_descriptor obex_data_nop_intf = {
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.bLength = sizeof(obex_data_nop_intf),
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = 1,
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@ -93,7 +93,7 @@ static struct usb_interface_descriptor obex_data_nop_intf __initdata = {
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.bInterfaceClass = USB_CLASS_CDC_DATA,
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};
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static struct usb_interface_descriptor obex_data_intf __initdata = {
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static struct usb_interface_descriptor obex_data_intf = {
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.bLength = sizeof(obex_data_intf),
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = 2,
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@ -103,14 +103,14 @@ static struct usb_interface_descriptor obex_data_intf __initdata = {
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.bInterfaceClass = USB_CLASS_CDC_DATA,
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};
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static struct usb_cdc_header_desc obex_cdc_header_desc __initdata = {
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static struct usb_cdc_header_desc obex_cdc_header_desc = {
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.bLength = sizeof(obex_cdc_header_desc),
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.bDescriptorType = USB_DT_CS_INTERFACE,
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.bDescriptorSubType = USB_CDC_HEADER_TYPE,
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.bcdCDC = cpu_to_le16(0x0120),
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};
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static struct usb_cdc_union_desc obex_cdc_union_desc __initdata = {
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static struct usb_cdc_union_desc obex_cdc_union_desc = {
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.bLength = sizeof(obex_cdc_union_desc),
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.bDescriptorType = USB_DT_CS_INTERFACE,
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.bDescriptorSubType = USB_CDC_UNION_TYPE,
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@ -118,7 +118,7 @@ static struct usb_cdc_union_desc obex_cdc_union_desc __initdata = {
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.bSlaveInterface0 = 2,
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};
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static struct usb_cdc_obex_desc obex_desc __initdata = {
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static struct usb_cdc_obex_desc obex_desc = {
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.bLength = sizeof(obex_desc),
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.bDescriptorType = USB_DT_CS_INTERFACE,
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.bDescriptorSubType = USB_CDC_OBEX_TYPE,
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@ -127,7 +127,7 @@ static struct usb_cdc_obex_desc obex_desc __initdata = {
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/* High-Speed Support */
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static struct usb_endpoint_descriptor obex_hs_ep_out_desc __initdata = {
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static struct usb_endpoint_descriptor obex_hs_ep_out_desc = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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@ -136,7 +136,7 @@ static struct usb_endpoint_descriptor obex_hs_ep_out_desc __initdata = {
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.wMaxPacketSize = cpu_to_le16(512),
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};
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static struct usb_endpoint_descriptor obex_hs_ep_in_desc __initdata = {
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static struct usb_endpoint_descriptor obex_hs_ep_in_desc = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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@ -145,7 +145,7 @@ static struct usb_endpoint_descriptor obex_hs_ep_in_desc __initdata = {
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.wMaxPacketSize = cpu_to_le16(512),
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};
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static struct usb_descriptor_header *hs_function[] __initdata = {
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static struct usb_descriptor_header *hs_function[] = {
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(struct usb_descriptor_header *) &obex_control_intf,
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(struct usb_descriptor_header *) &obex_cdc_header_desc,
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(struct usb_descriptor_header *) &obex_desc,
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@ -160,7 +160,7 @@ static struct usb_descriptor_header *hs_function[] __initdata = {
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/* Full-Speed Support */
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static struct usb_endpoint_descriptor obex_fs_ep_in_desc __initdata = {
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static struct usb_endpoint_descriptor obex_fs_ep_in_desc = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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@ -168,7 +168,7 @@ static struct usb_endpoint_descriptor obex_fs_ep_in_desc __initdata = {
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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};
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static struct usb_endpoint_descriptor obex_fs_ep_out_desc __initdata = {
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static struct usb_endpoint_descriptor obex_fs_ep_out_desc = {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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@ -176,7 +176,7 @@ static struct usb_endpoint_descriptor obex_fs_ep_out_desc __initdata = {
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.bmAttributes = USB_ENDPOINT_XFER_BULK,
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};
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static struct usb_descriptor_header *fs_function[] __initdata = {
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static struct usb_descriptor_header *fs_function[] = {
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(struct usb_descriptor_header *) &obex_control_intf,
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(struct usb_descriptor_header *) &obex_cdc_header_desc,
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(struct usb_descriptor_header *) &obex_desc,
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@ -290,14 +290,43 @@ static void obex_disconnect(struct gserial *g)
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/*-------------------------------------------------------------------------*/
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static int __init
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obex_bind(struct usb_configuration *c, struct usb_function *f)
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/* Some controllers can't support CDC OBEX ... */
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static inline bool can_support_obex(struct usb_configuration *c)
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{
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/* Since the first interface is a NOP, we can ignore the
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* issue of multi-interface support on most controllers.
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*
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* Altsettings are mandatory, however...
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*/
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if (!gadget_supports_altsettings(c->cdev->gadget))
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return false;
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/* everything else is *probably* fine ... */
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return true;
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}
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static int obex_bind(struct usb_configuration *c, struct usb_function *f)
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{
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struct usb_composite_dev *cdev = c->cdev;
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struct f_obex *obex = func_to_obex(f);
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int status;
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struct usb_ep *ep;
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if (!can_support_obex(c))
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return -EINVAL;
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if (obex_string_defs[OBEX_CTRL_IDX].id == 0) {
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status = usb_string_ids_tab(c->cdev, obex_string_defs);
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if (status < 0)
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return status;
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obex_control_intf.iInterface =
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obex_string_defs[OBEX_CTRL_IDX].id;
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status = obex_string_defs[OBEX_DATA_IDX].id;
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obex_data_nop_intf.iInterface = status;
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obex_data_intf.iInterface = status;
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}
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/* allocate instance-specific interface IDs, and patch descriptors */
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status = usb_interface_id(c, f);
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@ -376,29 +405,16 @@ fail:
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return status;
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}
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#ifdef USBF_OBEX_INCLUDED
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static void
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obex_unbind(struct usb_configuration *c, struct usb_function *f)
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obex_old_unbind(struct usb_configuration *c, struct usb_function *f)
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{
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obex_string_defs[OBEX_CTRL_IDX].id = 0;
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usb_free_all_descriptors(f);
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kfree(func_to_obex(f));
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}
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/* Some controllers can't support CDC OBEX ... */
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static inline bool can_support_obex(struct usb_configuration *c)
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{
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/* Since the first interface is a NOP, we can ignore the
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* issue of multi-interface support on most controllers.
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*
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* Altsettings are mandatory, however...
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*/
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if (!gadget_supports_altsettings(c->cdev->gadget))
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return false;
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/* everything else is *probably* fine ... */
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return true;
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}
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/**
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* obex_bind_config - add a CDC OBEX function to a configuration
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* @c: the configuration to support the CDC OBEX instance
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@ -412,21 +428,6 @@ int __init obex_bind_config(struct usb_configuration *c, u8 port_num)
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struct f_obex *obex;
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int status;
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if (!can_support_obex(c))
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return -EINVAL;
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if (obex_string_defs[OBEX_CTRL_IDX].id == 0) {
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status = usb_string_ids_tab(c->cdev, obex_string_defs);
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if (status < 0)
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return status;
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obex_control_intf.iInterface =
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obex_string_defs[OBEX_CTRL_IDX].id;
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status = obex_string_defs[OBEX_DATA_IDX].id;
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obex_data_nop_intf.iInterface = status;
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obex_data_intf.iInterface = status;
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}
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/* allocate and initialize one new instance */
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obex = kzalloc(sizeof *obex, GFP_KERNEL);
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if (!obex)
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@ -441,7 +442,7 @@ int __init obex_bind_config(struct usb_configuration *c, u8 port_num)
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obex->port.func.strings = obex_strings;
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/* descriptors are per-instance copies */
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obex->port.func.bind = obex_bind;
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obex->port.func.unbind = obex_unbind;
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obex->port.func.unbind = obex_old_unbind;
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obex->port.func.set_alt = obex_set_alt;
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obex->port.func.get_alt = obex_get_alt;
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obex->port.func.disable = obex_disable;
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@ -453,5 +454,83 @@ int __init obex_bind_config(struct usb_configuration *c, u8 port_num)
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return status;
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}
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#else
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static void obex_free_inst(struct usb_function_instance *f)
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{
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struct f_serial_opts *opts;
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opts = container_of(f, struct f_serial_opts, func_inst);
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gserial_free_line(opts->port_num);
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kfree(opts);
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}
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static struct usb_function_instance *obex_alloc_inst(void)
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{
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struct f_serial_opts *opts;
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int ret;
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opts = kzalloc(sizeof(*opts), GFP_KERNEL);
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if (!opts)
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return ERR_PTR(-ENOMEM);
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opts->func_inst.free_func_inst = obex_free_inst;
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ret = gserial_alloc_line(&opts->port_num);
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if (ret) {
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kfree(opts);
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return ERR_PTR(ret);
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}
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return &opts->func_inst;
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}
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static void obex_free(struct usb_function *f)
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{
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struct f_obex *obex;
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obex = func_to_obex(f);
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kfree(obex);
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}
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static void obex_unbind(struct usb_configuration *c, struct usb_function *f)
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{
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obex_string_defs[OBEX_CTRL_IDX].id = 0;
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usb_free_all_descriptors(f);
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}
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struct usb_function *obex_alloc(struct usb_function_instance *fi)
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{
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struct f_obex *obex;
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struct f_serial_opts *opts;
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/* allocate and initialize one new instance */
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obex = kzalloc(sizeof(*obex), GFP_KERNEL);
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if (!obex)
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return ERR_PTR(-ENOMEM);
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opts = container_of(fi, struct f_serial_opts, func_inst);
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obex->port_num = opts->port_num;
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obex->port.connect = obex_connect;
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obex->port.disconnect = obex_disconnect;
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obex->port.func.name = "obex";
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obex->port.func.strings = obex_strings;
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/* descriptors are per-instance copies */
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obex->port.func.bind = obex_bind;
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obex->port.func.unbind = obex_unbind;
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obex->port.func.set_alt = obex_set_alt;
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obex->port.func.get_alt = obex_get_alt;
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obex->port.func.disable = obex_disable;
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obex->port.func.free_func = obex_free;
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return &obex->port.func;
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}
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DECLARE_USB_FUNCTION_INIT(obex, obex_alloc_inst, obex_alloc);
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#endif
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MODULE_AUTHOR("Felipe Balbi");
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MODULE_LICENSE("GPL");
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