hyperv-fb: add blanking support
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/video/hyperv_fb.c b/drivers/video/hyperv_fb.c
index 8d456dc4..130708f 100644
--- a/drivers/video/hyperv_fb.c
+++ b/drivers/video/hyperv_fb.c
@@ -575,6 +575,10 @@
return 0;
}
+static int hvfb_blank(int blank, struct fb_info *info)
+{
+ return 1; /* get fb_blank to set the colormap to all black */
+}
static struct fb_ops hvfb_ops = {
.owner = THIS_MODULE,
@@ -584,6 +588,7 @@
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
+ .fb_blank = hvfb_blank,
};