add support for Dell M1730 LCD to the G15 driver by lcd4linux@hayward.uk.com

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@964 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

diff --git a/drv_G15.c b/drv_G15.c
index 8a8338cbb528de8513df26e0c230e1bedec746f3..11af0a25bbddce8d4aa88c7664f70aa6252191c8 100644 (file)
--- a/drv_G15.c
+++ b/drv_G15.c
@@ -56,6 +56,7 @@
 
 #define G15_VENDOR 0x046d
 #define G15_DEVICE 0xc222
+#define M1730_DEVICE 0xc251
 
 #if 0
 #define DEBUG(x) debug("%s(): %s", __FUNCTION__, x);
@@ -314,19 +315,24 @@ static int drv_G15_open()
     for (bus = usb_get_busses(); bus; bus = bus->next) {
        for (dev = bus->devices; dev; dev = dev->next) {
            if ((g15_lcd = usb_open(dev))) {
-               if ((dev->descriptor.idVendor == G15_VENDOR) && (dev->descriptor.idProduct == G15_DEVICE)) {
-
-                   /* detach from the kernel if we need to */
-                   int retval = usb_get_driver_np(g15_lcd, 0, dname, 31);
-                   if (retval == 0 && strcmp(dname, "usbhid") == 0) {
-                       usb_detach_kernel_driver_np(g15_lcd, 0);
+               if (dev->descriptor.idVendor == G15_VENDOR) {
+                   switch (dev->descriptor.idProduct) {
+                   case G15_DEVICE:
+                   case M1730_DEVICE:
+                       {
+                           /* detach from the kernel if we need to */
+                           int retval = usb_get_driver_np(g15_lcd, 0, dname, 31);
+                           if (retval == 0 && strcmp(dname, "usbhid") == 0) {
+                               usb_detach_kernel_driver_np(g15_lcd, 0);
+                           }
+                           usb_set_configuration(g15_lcd, 1);
+                           usleep(100);
+                           usb_claim_interface(g15_lcd, 0);
+                           return 0;
+                       }
+                   default:
+                       usb_close(g15_lcd);
                    }
-                   usb_set_configuration(g15_lcd, 1);
-                   usleep(100);
-                   usb_claim_interface(g15_lcd, 0);
-                   return 0;
-               } else {
-                   usb_close(g15_lcd);
                }
            }
        }