Remove unused usb_client hal feature

Change-Id: I45c4e47f73383e6aa3b8fa09455d880d172260a7

diff --git a/hw/usb_client/usb_client.c b/hw/usb_client/usb_client.c
index 9a90967..4993f28 100644 (file)
--- a/hw/usb_client/usb_client.c
+++ b/hw/usb_client/usb_client.c
@@ -18,32 +18,7 @@
 
 #include <hw/usb_client.h>
 
-#include <limits.h>
-#include <stdio.h>
-#include <string.h>
-
-#define zalloc(amount) calloc(1, amount)
-
-static int legacy_get_current_gadget(struct usb_client *usb,
-                                    struct usb_gadget **_gadget)
-{
-       return -ENOTSUP;
-}
-
-static bool legacy_is_function_supported(struct usb_client *usb,
-                                        struct usb_function *func)
-{
-       return false;
-}
-
-static bool legacy_is_gadget_supported(struct usb_client *usb,
-                                      struct usb_gadget *gadget)
-{
-       return false;
-}
-
-static int legacy_reconfigure_gadget(struct usb_client *usb,
-                                    struct usb_gadget *gadget)
+static int legacy_reconfigure_gadget(struct usb_client *usb, struct usb_gadget *gadget)
 {
        return 0;
 }
@@ -58,10 +33,6 @@ static int legacy_disable(struct usb_client *usb)
        return 0;
 }
 
-static void legacy_free_gadget(struct usb_gadget *gadget)
-{
-}
-
 static int legacy_gadget_open(struct hw_info *info,
                const char *id, struct hw_common **common)
 {
@@ -70,20 +41,18 @@ static int legacy_gadget_open(struct hw_info *info,
        if (!info || !common)
                return -EINVAL;
 
-       legacy = zalloc(sizeof(*legacy));
+       legacy = calloc(1, sizeof(*legacy));
        if (!legacy)
                return -ENOMEM;
 
        legacy->common.info = info;
-       legacy->get_current_gadget = legacy_get_current_gadget;
+
        legacy->reconfigure_gadget = legacy_reconfigure_gadget;
-       legacy->is_gadget_supported = legacy_is_gadget_supported;
-       legacy->is_function_supported = legacy_is_function_supported;
        legacy->enable = legacy_enable;
        legacy->disable = legacy_disable;
-       legacy->free_gadget = legacy_free_gadget;
 
        *common = &legacy->common;
+
        return 0;
 }
 
@@ -94,10 +63,10 @@ static int legacy_gadget_close(struct hw_common *common)
        if (!common)
                return -EINVAL;
 
-       legacy = container_of(common, struct usb_client,
-                                        common);
+       legacy = container_of(common, struct usb_client, common);
 
        free(legacy);
+
        return 0;
 }