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-rw-r--r--drivers/video/da8xx-fb.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 36574bf61d06..369a5b3ac649 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -702,6 +702,35 @@ static int fb_ioctl(struct fb_info *info, unsigned int cmd,
return 0;
}
+static int cfb_blank(int blank, struct fb_info *info)
+{
+ struct da8xx_fb_par *par = info->par;
+ int ret = 0;
+
+ if (par->blank == blank)
+ return 0;
+
+ par->blank = blank;
+ switch (blank) {
+ case FB_BLANK_UNBLANK:
+ if (par->panel_power_ctrl)
+ par->panel_power_ctrl(1);
+
+ lcd_enable_raster();
+ break;
+ case FB_BLANK_POWERDOWN:
+ if (par->panel_power_ctrl)
+ par->panel_power_ctrl(0);
+
+ lcd_disable_raster();
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
static struct fb_ops da8xx_fb_ops = {
.owner = THIS_MODULE,
.fb_check_var = fb_check_var,
@@ -710,6 +739,7 @@ static struct fb_ops da8xx_fb_ops = {
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
+ .fb_blank = cfb_blank,
};
static int __init fb_probe(struct platform_device *device)