Very simple test patch, broke nothing for me.
diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c
index ed732a8..1d3b599 100644
--- a/drivers/video/gbefb.c
+++ b/drivers/video/gbefb.c
@@ -31,6 +31,7 @@
#include <asm/tlbflush.h>
#include <video/gbe.h>
+#include <video/crmfbreg.h>
static struct sgi_gbe *gbe;
@@ -651,6 +652,7 @@ static void gbe_set_timing_info(struct gbe_timing_info *timing)
static int gbefb_set_par(struct fb_info *info)
{
int i;
+ unsigned int mte_current_mode; /* temporary */
unsigned int val;
int wholeTilesX, partTilesX, maxPixelsPerTileX;
int height_pix;
@@ -695,6 +697,16 @@ static int gbefb_set_par(struct fb_info *info)
/* Initialize interrupts */
gbe->sgi_gbe_vt.vt_intr01 = 0xffffffff;
gbe->sgi_gbe_vt.vt_intr23 = 0xffffffff;
+
+ /* Initialize MTE */
+ mte_current_mode = MTE_MODE_DST_ECC |
+ (MTE_TLB_A << MTE_DST_TLB_SHIFT) |
+ (MTE_TLB_A << MTE_SRC_TLB_SHIFT) |
+ (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) |
+ MTE_MODE_COPY;
+ gbe->sgi_crm_mte.crm_mte_mode = mte_current_mode;
+ gbe->sgi_crm_mte.crm_mte_dst_y_step = 1;
+ gbe->sgi_crm_mte.crm_mte_src_y_step = 1;
/* HACK:
The GBE hardware uses a tiled memory to screen mapping. Tiles are
