[PATCH] video imx-ipu-fb: add clear screen

Alex Gershgorin alexgershgorin at gmail.com
Fri Sep 7 06:46:39 EDT 2012


This patch clear screen before usage

Signed-off-by: Alex Gershgorin <alexg at meprolight.com>
---
 drivers/video/imx-ipu-fb.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/video/imx-ipu-fb.c b/drivers/video/imx-ipu-fb.c
index 8039de0..d46cced 100644
--- a/drivers/video/imx-ipu-fb.c
+++ b/drivers/video/imx-ipu-fb.c
@@ -1012,6 +1012,10 @@ static int imxfb_probe(struct device_d *dev)
 					       (info->bits_per_pixel >> 3));
 		if (!fbi->info.screen_base)
 			return -ENOMEM;
+
+		/* Clear the screen */
+		memset((char *)fbi->info.screen_base, 0,
+		info->xres * info->yres * (info->bits_per_pixel >> 3));
 	}
 
 	sdc_enable_channel(fbi, info->screen_base, IDMAC_SDC_0);
-- 
1.7.1




More information about the barebox mailing list