From: Philipp Zabel <p.zabel@pengutronix.de>
Date: Fri, 23 Jan 2015 16:51:23 +0000 (-0300)
Subject: [media] coda: initialize SRAM on probe
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=811a6934c22e19f2bc9b4a280e8626af1a098721;p=openwrt%2Fstaging%2Fblogic.git

[media] coda: initialize SRAM on probe

Zeroing the SRAM on probe helps with debugging SRAM contents.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---

diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index d26794fa74bf..5b3fd44ad4cc 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -2174,6 +2174,7 @@ static int coda_probe(struct platform_device *pdev)
 	if (!dev->iram.vaddr) {
 		dev_warn(&pdev->dev, "unable to alloc iram\n");
 	} else {
+		memset(dev->iram.vaddr, 0, dev->iram.size);
 		dev->iram.blob.data = dev->iram.vaddr;
 		dev->iram.blob.size = dev->iram.size;
 		dev->iram.dentry = debugfs_create_blob("iram", 0644,