Backport of a linux-2.6.19 change to support extended reach firmware
made by speedtouch usb maintainer
Extended reach firmware is only available on v4.00 modem (silver)
Apply patch from src directory
--- modem_run.c.orig 2007-01-23 10:42:16.000000000 +0100
+++ modem_run.c 2007-01-23 10:49:57.000000000 +0100
@@ -77,6 +77,13 @@
 #define SIZE_e 1
 #define SIZE_f 1
 
+#define B_MAX_DSL 8128
+#define MODEM_MODE 11
+#define MODEM_OPTION_LENGTH 16
+static unsigned char MODEM_OPTION[MODEM_OPTION_LENGTH] = {
+  0x10, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
 /*****************************************************************************
 * Global variables
 ******************************************************************************/
@@ -821,6 +828,30 @@
  if (n<0)
  report(0, REPORT_ERROR, "URB150\n");
 
+       /* Extra initialisation in recent drivers - gives higher speeds */
+
+       /* URBext1 */
+       buf[0] = MODEM_MODE;
+       n = pusb_control_msg(fdusb, 0x01, 0x40, 0x11, 0x00, buf, 1, 100);
+       if (n < 0)
+ report(0, REPORT_ERROR, "URBext1\n");
+
+       /* URBext2 */
+       /* This seems to be the one which actually triggers the higher sync
+          rate -- it does require the new firmware too, although it works OK
+          with older firmware */
+       n = pusb_control_msg(fdusb, 0x01, 0x40, 0x14, 0x00, MODEM_OPTION,
+     MODEM_OPTION_LENGTH, 100);
+       if (n < 0)
+ report(0, REPORT_ERROR, "URBext2\n");
+
+       /* URBext3 */
+       buf[0] = B_MAX_DSL & 0xff;
+       buf[1] = B_MAX_DSL >> 8;
+       n = pusb_control_msg(fdusb, 0x01, 0x40, 0x12, 0x00, buf, 2, 100);
+       if (n < 0)
+ report(0, REPORT_ERROR, "URBext3\n");
+
 }
 
 /*