usb, g_dnl: make possibility to fixup the device_desc board specific
add a weak dummy function g_dnl_fixup to add the possibility to update
the device_desc board specific. Used on the upcoming siemens board
support, where idVendor and idProduct is stored in an eeprom.
Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c
index cc3f344..8a3777b 100644
--- a/drivers/usb/gadget/g_dnl.c
+++ b/drivers/usb/gadget/g_dnl.c
@@ -125,6 +125,12 @@
return usb_add_config(cdev, &config);
}
+__weak
+int g_dnl_bind_fixup(struct usb_device_descriptor *dev)
+{
+ return 0;
+}
+
static int g_dnl_bind(struct usb_composite_dev *cdev)
{
struct usb_gadget *gadget = cdev->gadget;
@@ -147,6 +153,7 @@
g_dnl_string_defs[1].id = id;
device_desc.iProduct = id;
+ g_dnl_bind_fixup(&device_desc);
ret = g_dnl_config_register(cdev);
if (ret)
goto error;
diff --git a/include/g_dnl.h b/include/g_dnl.h
index f47395f..f8affd8 100644
--- a/include/g_dnl.h
+++ b/include/g_dnl.h
@@ -23,7 +23,7 @@
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
-
+int g_dnl_bind_fixup(struct usb_device_descriptor *);
int g_dnl_register(const char *s);
void g_dnl_unregister(void);