Disable unused functions after configuring the remaining resources.

This eliminates an unsightly flash of the hardware cursor during X server
startup.

src/i830_driver.c

@@ -3049,8 +3049,6 @@ I830EnterVT(int scrnIndex, int flags)
    ResetState(pScrn, FALSE);
    SetHWOperatingState(pScrn);
 
-   xf86DisableUnusedFunctions(pScrn);
-
    for (i = 0; i < xf86_config->num_crtc; i++)
    {
       xf86CrtcPtr	crtc = xf86_config->crtc[i];
@@ -3070,6 +3068,8 @@ I830EnterVT(int scrnIndex, int flags)
 	 return FALSE;
    }
 
+   xf86DisableUnusedFunctions(pScrn);
+
    i830DumpRegs (pScrn);
    i830DescribeOutputConfiguration(pScrn);