usb: gadget: adapt slp to new interface of rndis

f_rndis has a new interface. Use it.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Change-Id: I4cd8baf2180cc69fb372c6cce018ecf3a5729a38

diff --git a/drivers/usb/gadget/slp.c b/drivers/usb/gadget/slp.c
index 06ac801..3ca9202 100644 (file)
--- a/drivers/usb/gadget/slp.c
+++ b/drivers/usb/gadget/slp.c
@@ -372,14 +372,14 @@ static struct slp_multi_usb_function acm_function = {
        .attributes     = acm_function_attributes,
 };
 
-#if 0
 struct rndis_function_config {
        u8 ethaddr[ETH_ALEN];
        u32 vendorID;
        char manufacturer[256];
        bool wceis;
        u8 rndis_string_defs0_id;
-       struct eth_dev *edev;
+       struct usb_function *f_rndis;
+       struct usb_function_instance *fi_rndis;
 };
 static char host_addr_string[18];
 
@@ -393,6 +393,12 @@ static int rndis_function_init(struct slp_multi_usb_function *f,
        if (!config)
                return -ENOMEM;
 
+       config->fi_rndis = usb_get_function_instance("rndis");
+       if (IS_ERR(config->fi_rndis)) {
+               status = PTR_ERR(config->fi_rndis);
+               goto rndis_alloc_inst_error;
+       }
+
        /* maybe allocate device-global string IDs */
        if (rndis_string_defs[0].id == 0) {
 
@@ -437,13 +443,18 @@ static int rndis_function_init(struct slp_multi_usb_function *f,
        return 0;
 
  rndis_init_error:
+       usb_put_function_instance(config->fi_rndis);
+rndis_alloc_inst_error:
        kfree(config);
        return status;
 }
 
 static void rndis_function_cleanup(struct slp_multi_usb_function *f)
 {
-       kfree(f->config);
+       struct rndis_function_config *rndis = f->config;
+
+       usb_put_function_instance(rndis->fi_rndis);
+       kfree(rndis);
        f->config = NULL;
 }
 
@@ -452,19 +463,23 @@ static int rndis_function_bind_config(struct slp_multi_usb_function *f,
 {
        int ret = -EINVAL;
        struct rndis_function_config *rndis = f->config;
+       struct f_rndis_opts *rndis_opts;
+       struct net_device *net;
 
        if (!rndis) {
                dev_err(f->dev, "error rndis_pdata is null\n");
                return ret;
        }
 
-       rndis->edev = gether_setup(c->cdev->gadget, rndis->ethaddr,
-                                  host_addr_string, rndis->ethaddr,
-                                  QMULT_DEFAULT);
-       if (IS_ERR(rndis->edev)) {
-               dev_err(f->dev, "gether_setup failed\n");
-               return ret;
-       }
+       rndis_opts =
+               container_of(rndis->fi_rndis, struct f_rndis_opts, func_inst);
+       net = rndis_opts->net;
+
+       gether_set_qmult(net, QMULT_DEFAULT);
+       gether_set_host_addr(net, host_addr_string);
+       gether_set_dev_addr(net, host_addr_string);
+       rndis_opts->vendor_id = rndis->vendorID;
+       rndis_opts->manufacturer = rndis->manufacturer;
 
        if (rndis->wceis) {
                /* "Wireless" RNDIS; auto-detected by Windows */
@@ -489,11 +504,13 @@ static int rndis_function_bind_config(struct slp_multi_usb_function *f,
        if (rndis_string_defs[0].id == 0)
                rndis_string_defs[0].id = rndis->rndis_string_defs0_id;
 
-       ret = rndis_bind_config_vendor(c, rndis->ethaddr, rndis->vendorID,
-                                rndis->manufacturer, rndis->edev);
-       if (ret) {
-               rndis_exit();
-               gether_cleanup(rndis->edev);
+       rndis->f_rndis = usb_get_function(rndis->fi_rndis);
+       if (IS_ERR(rndis->f_rndis))
+               return PTR_ERR(rndis->f_rndis);
+
+       ret = usb_add_function(c, rndis->f_rndis);
+       if (ret < 0) {
+               usb_put_function(rndis->f_rndis);
                dev_err(f->dev, "rndis_bind_config failed(ret:%d)\n", ret);
        }
 
@@ -504,7 +521,8 @@ static void rndis_function_unbind_config(struct slp_multi_usb_function *f,
                                         struct usb_configuration *c)
 {
        struct rndis_function_config *rndis = f->config;
-       gether_cleanup(rndis->edev);
+
+       usb_put_function(rndis->f_rndis);
 }
 
 static ssize_t rndis_manufacturer_show(struct device *dev,
@@ -613,16 +631,14 @@ static struct slp_multi_usb_function rndis_function = {
        .unbind_config = rndis_function_unbind_config,
        .attributes = rndis_function_attributes,
 };
-#endif
+
 /*-------------------------------------------------------------------------*/
 /* Supported functions initialization */
 
 static struct slp_multi_usb_function *supported_functions[] = {
        &sdb_function,
        &acm_function,
-#if 0
        &rndis_function,
-#endif
        NULL,
 };