Add Matthias Janke to AUTHORS, update ChangeLog

[libftdi] / src / ftdi.c

diff --git a/src/ftdi.c b/src/ftdi.c
index c26ab72..175befc 100644 (file)
--- a/src/ftdi.c
+++ b/src/ftdi.c
@@ -750,6 +750,7 @@ int ftdi_usb_open_desc(struct ftdi_context *ftdi, int vendor, int product,
     \retval -9: get serial number failed
     \retval -10: unable to close device
     \retval -11: ftdi context invalid
+    \retval -12: libusb_get_device_list() failed
 */
 int ftdi_usb_open_desc_index(struct ftdi_context *ftdi, int vendor, int product,
                              const char* description, const char* serial, unsigned int index)
@@ -824,11 +825,11 @@ int ftdi_usb_open_desc_index(struct ftdi_context *ftdi, int vendor, int product,
 }
 
 /**
-    Opens the device at a given USB bus and port.
+    Opens the device at a given USB bus and device address.
 
     \param ftdi pointer to ftdi_context
     \param bus Bus number
-    \param port Port number
+    \param addr Device address
 
     \retval  0: all fine
     \retval -1: usb_find_busses() failed
@@ -842,8 +843,9 @@ int ftdi_usb_open_desc_index(struct ftdi_context *ftdi, int vendor, int product,
     \retval -9: get serial number failed
     \retval -10: unable to close device
     \retval -11: ftdi context invalid
+    \retval -12: libusb_get_device_list() failed
 */
-int ftdi_usb_open_bus_port(struct ftdi_context *ftdi, uint8_t bus, uint8_t port)
+int ftdi_usb_open_bus_addr(struct ftdi_context *ftdi, uint8_t bus, uint8_t addr)
 {
     libusb_device *dev;
     libusb_device **devs;
@@ -857,7 +859,7 @@ int ftdi_usb_open_bus_port(struct ftdi_context *ftdi, uint8_t bus, uint8_t port)
 
     while ((dev = devs[i++]) != NULL)
     {
-        if (libusb_get_bus_number(dev) == bus && libusb_get_port_number(dev) == port)
+        if (libusb_get_bus_number(dev) == bus && libusb_get_device_address(dev) == addr)
         {
             int res;
             res = ftdi_usb_open_dev(ftdi, dev);