usb: gadget: f_printer: remove compatibility layer
There are no old interface users left, so it can be removed.
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 93f4d4e..7afe17d 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -57,10 +57,8 @@
static int major, minors;
static struct class *usb_gadget_class;
-#ifndef USBF_PRINTER_INCLUDED
static DEFINE_IDA(printer_ida);
static DEFINE_MUTEX(printer_ida_lock); /* protects access do printer_ida */
-#endif
/*-------------------------------------------------------------------------*/
@@ -1118,53 +1116,6 @@
}
-#ifdef USBF_PRINTER_INCLUDED
-static void printer_func_unbind(struct usb_configuration *c,
- struct usb_function *f)
-{
- struct printer_dev *dev;
- struct usb_request *req;
-
- dev = func_to_printer(f);
-
- device_destroy(usb_gadget_class, MKDEV(major, dev->minor));
-
- /* Remove Character Device */
- cdev_del(&dev->printer_cdev);
-
- /* we must already have been disconnected ... no i/o may be active */
- WARN_ON(!list_empty(&dev->tx_reqs_active));
- WARN_ON(!list_empty(&dev->rx_reqs_active));
-
- /* Free all memory for this driver. */
- while (!list_empty(&dev->tx_reqs)) {
- req = container_of(dev->tx_reqs.next, struct usb_request,
- list);
- list_del(&req->list);
- printer_req_free(dev->in_ep, req);
- }
-
- if (dev->current_rx_req != NULL)
- printer_req_free(dev->out_ep, dev->current_rx_req);
-
- while (!list_empty(&dev->rx_reqs)) {
- req = container_of(dev->rx_reqs.next,
- struct usb_request, list);
- list_del(&req->list);
- printer_req_free(dev->out_ep, req);
- }
-
- while (!list_empty(&dev->rx_buffers)) {
- req = container_of(dev->rx_buffers.next,
- struct usb_request, list);
- list_del(&req->list);
- printer_req_free(dev->out_ep, req);
- }
- usb_free_all_descriptors(f);
- kfree(dev);
-}
-#endif
-
static int printer_func_set_alt(struct usb_function *f,
unsigned intf, unsigned alt)
{
@@ -1189,68 +1140,6 @@
spin_unlock_irqrestore(&dev->lock, flags);
}
-#ifdef USBF_PRINTER_INCLUDED
-static int f_printer_bind_config(struct usb_configuration *c, char *pnp_str,
- char *pnp_string, unsigned q_len, int minor)
-{
- struct printer_dev *dev;
- int status = -ENOMEM;
- size_t len;
-
- if (minor >= minors)
- return -ENOENT;
-
- dev = kzalloc(sizeof(*dev), GFP_KERNEL);
- if (!dev)
- return -ENOMEM;
-
- dev->pnp_string = pnp_string;
- dev->minor = minor;
-
- dev->function.name = shortname;
- dev->function.bind = printer_func_bind;
- dev->function.setup = printer_func_setup;
- dev->function.unbind = printer_func_unbind;
- dev->function.set_alt = printer_func_set_alt;
- dev->function.disable = printer_func_disable;
- dev->function.req_match = gprinter_req_match;
- INIT_LIST_HEAD(&dev->tx_reqs);
- INIT_LIST_HEAD(&dev->rx_reqs);
- INIT_LIST_HEAD(&dev->rx_buffers);
-
- if (pnp_str)
- strlcpy(&dev->pnp_string[2], pnp_str, PNP_STRING_LEN - 2);
-
- len = strlen(pnp_string);
- pnp_string[0] = (len >> 8) & 0xFF;
- pnp_string[1] = len & 0xFF;
-
- spin_lock_init(&dev->lock);
- mutex_init(&dev->lock_printer_io);
- INIT_LIST_HEAD(&dev->tx_reqs_active);
- INIT_LIST_HEAD(&dev->rx_reqs_active);
- init_waitqueue_head(&dev->rx_wait);
- init_waitqueue_head(&dev->tx_wait);
- init_waitqueue_head(&dev->tx_flush_wait);
-
- dev->interface = -1;
- dev->printer_cdev_open = 0;
- dev->printer_status = PRINTER_NOT_ERROR;
- dev->current_rx_req = NULL;
- dev->current_rx_bytes = 0;
- dev->current_rx_buf = NULL;
- dev->q_len = q_len;
-
- status = usb_add_function(c, &dev->function);
- if (status) {
- kfree(dev);
- return status;
- }
-
- INFO(dev, "%s, version: " DRIVER_VERSION "\n", driver_desc);
- return 0;
-}
-#else
static inline int gprinter_get_minor(void)
{
return ida_simple_get(&printer_ida, 0, 0, GFP_KERNEL);
@@ -1422,8 +1311,6 @@
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Craig Nadler");
-#endif
-
static int gprinter_setup(int count)
{
int status;