[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 d26794fa74bfd50f44a2d3b311ffb7e6a100a579..5b3fd44ad4ccd3a44637d3e6fab4642848f44f70 100644 (file)
--- 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,