cirrusfb: add accelerator constant

Add an accelerator constant so almost all Cirrus are recognized as
accelerators by the fbset command.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index 15e2e6b..e9a2661 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -519,6 +519,7 @@
 	int yres;
 	/* memory size in pixels */
 	unsigned pixels = info->screen_size * 8 / var->bits_per_pixel;
+	struct cirrusfb_info *cinfo = info->par;
 
 	switch (var->bits_per_pixel) {
 	case 1:
@@ -627,6 +628,9 @@
 	if (cirrusfb_check_pixclock(var, info))
 		return -EINVAL;
 
+	if (!is_laguna(cinfo))
+		var->accel_flags = FB_ACCELF_TEXT;
+
 	return 0;
 }
 
@@ -2029,8 +2033,12 @@
 		    | FBINFO_HWACCEL_FILLRECT
 		    | FBINFO_HWACCEL_IMAGEBLIT
 		    | FBINFO_HWACCEL_COPYAREA;
-	if (noaccel || is_laguna(cinfo))
+	if (noaccel || is_laguna(cinfo)) {
 		info->flags |= FBINFO_HWACCEL_DISABLED;
+		info->fix.accel = FB_ACCEL_NONE;
+	} else
+		info->fix.accel = FB_ACCEL_CIRRUS_ALPINE;
+
 	info->fbops = &cirrusfb_ops;
 
 	if (cinfo->btype == BT_GD5480) {
@@ -2056,7 +2064,6 @@
 
 	/* FIXME: map region at 0xB8000 if available, fill in here */
 	info->fix.mmio_len   = 0;
-	info->fix.accel = FB_ACCEL_NONE;
 
 	fb_alloc_cmap(&info->cmap, 256, 0);