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From: Alex Gershgorin <alexgershgorin@gmail.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org, Alex Gershgorin <alexg@meprolight.com>
Subject: [PATCH]    video imx-ipu-fb: add clear screen
Date: Fri,  7 Sep 2012 13:46:39 +0300	[thread overview]
Message-ID: <1347014799-23478-1-git-send-email-alexg@meprolight.com> (raw)

This patch clear screen before usage

Signed-off-by: Alex Gershgorin <alexg@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


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             reply	other threads:[~2012-09-07 10:46 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-07 10:46 Alex Gershgorin [this message]
2012-09-07 12:11 ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-10  7:36 ` Sascha Hauer
2012-09-10 10:16   ` Alex Gershgorin
2012-09-11  7:44     ` Sascha Hauer
2012-09-11 10:14       ` Alex Gershgorin

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