diff -u -r xf86-video-ati-6.7.197-orig/src/radeon_driver.c xf86-video-ati-6.7.197/src/radeon_driver.c
--- xf86-video-ati-6.7.197-orig/src/radeon_driver.c	2007-12-20 23:21:32.000000000 +0100
+++ xf86-video-ati-6.7.197/src/radeon_driver.c	2008-02-14 20:13:46.000000000 +0100
@@ -5274,6 +5274,70 @@
 }
 #endif
 
+/* Blank screen */
+static void RADEONBlankX(ScrnInfoPtr pScrn)
+{
+    xf86CrtcConfigPtr   xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
+    xf86CrtcPtr crtc;
+    RADEONCrtcPrivatePtr radeon_crtc;
+    RADEONInfoPtr info = RADEONPTR(pScrn);
+    unsigned char *RADEONMMIO = info->MMIO;
+    int c;
+
+    for (c = 0; c < xf86_config->num_crtc; c++) {
+	crtc = xf86_config->crtc[c];
+	if(!crtc->enabled)
+		continue;
+        radeon_crtc = crtc->driver_private;
+        switch(radeon_crtc->crtc_id) {
+        case 0:
+	    OUTREGP(RADEON_CRTC_EXT_CNTL,
+		    RADEON_CRTC_DISPLAY_DIS,
+		    ~(RADEON_CRTC_DISPLAY_DIS));
+            break;
+        case 1:
+            OUTREGP(RADEON_CRTC2_GEN_CNTL,
+                    RADEON_CRTC2_DISP_DIS,
+                    ~(RADEON_CRTC2_DISP_DIS));
+        default:
+            crtc->funcs->dpms(crtc, DPMSModeOff);
+            break;
+        }
+    }
+}
+
+/* Unblank screen */
+static void RADEONUnblankX(ScrnInfoPtr pScrn)
+{
+    xf86CrtcConfigPtr   xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
+    xf86CrtcPtr crtc;
+    RADEONCrtcPrivatePtr radeon_crtc;
+    RADEONInfoPtr info = RADEONPTR(pScrn);
+    unsigned char *RADEONMMIO = info->MMIO;
+    int c;
+
+    for (c = 0; c < xf86_config->num_crtc; c++) {
+	crtc = xf86_config->crtc[c];
+	if(!crtc->enabled)
+		continue;
+        radeon_crtc = crtc->driver_private;
+        switch(radeon_crtc->crtc_id) {
+        case 0:
+	    OUTREGP(RADEON_CRTC_EXT_CNTL,
+		    RADEON_CRTC_CRT_ON,
+		    ~(RADEON_CRTC_DISPLAY_DIS));
+            break;
+        case 1:
+	    OUTREGP(RADEON_CRTC2_GEN_CNTL,
+		    RADEON_CRTC2_CRT2_ON,
+		    ~(RADEON_CRTC2_DISP_DIS));
+        default:
+            crtc->funcs->dpms(crtc, DPMSModeOn);
+            break;
+        }
+    }
+}
+
 static Bool RADEONSaveScreen(ScreenPtr pScreen, int mode)
 {
     ScrnInfoPtr  pScrn = xf86Screens[pScreen->myNum];
@@ -5287,9 +5351,9 @@
 
     if ((pScrn != NULL) && pScrn->vtSema) {
 	if (unblank)
-	    RADEONUnblank(pScrn);
+	    RADEONUnblankX(pScrn);
 	else
-	    RADEONBlank(pScrn);
+	    RADEONBlankX(pScrn);
     }
     return TRUE;
 }