intelfb: add hw cursor support for i9xx

This adds hw cursor support for the i9xx chipsets.

Signed-off-by: Dave Airlie <airlied@linux.ie>

1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c
index ce45a684bbea..b96001b5d947 100644
--- a/drivers/video/intelfb/intelfbdrv.c
+++ b/drivers/video/intelfb/intelfbdrv.c
@@ -6,6 +6,7 @@
  *
  * Copyright © 2002, 2003 David Dawes <dawes@xfree86.org>
  *                   2004 Sylvain Meyer
+ *                   2006 David Airlie
  *
  * This driver consists of two parts.  The first part (intelfbdrv.c) provides
  * the basic fbdev interfaces, is derived in part from the radeonfb and
@@ -551,8 +552,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
             (ent->device == PCI_DEVICE_ID_INTEL_945G)) {
                 aperture_bar = 2;
                 mmio_bar = 0;
-                /* Disable HW cursor on 9x5G/M (not implemented yet) */
-                hwcursor = 0;
         }
         dinfo->aperture.physical = pci_resource_start(pdev, aperture_bar);
         dinfo->aperture.size     = pci_resource_len(pdev, aperture_bar);
@@ -1468,7 +1467,7 @@ static int
 intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
 {
         struct intelfb_info *dinfo = GET_DINFO(info);
-
+        int ret;
 #if VERBOSE > 0
         DBG_MSG("intelfb_cursor\n");
 #endif
@@ -1479,7 +1478,12 @@ intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
         intelfbhw_cursor_hide(dinfo);
 
         /* If XFree killed the cursor - restore it */
-        if (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.offset << 12) {
+        if (dinfo->mobile || IS_I9xx(dinfo))
+          ret = (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.physical);
+        else
+          ret = (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.offset << 12);
+
+        if (ret) {
                 u32 fg, bg;
 
                 DBG_MSG("the cursor was killed - restore it !!\n");