From: ddl <ddl@rock-chips.com>
Date: Wed, 1 Dec 2010 11:08:23 +0000 (+0800)
Subject: videobuf:modify videobuf which type is V4L2_MEMORY_OVERLAY process
X-Git-Tag: firefly_0821_release~11014
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b98f9cf96046e7929a2ed19c6255f99ef5574c7a;p=firefly-linux-kernel-4.4.55.git

videobuf:modify videobuf which type is V4L2_MEMORY_OVERLAY process
---

diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c
index 1c6f0fbedbd8..67ea56e2a481 100644
--- a/drivers/media/video/videobuf-core.c
+++ b/drivers/media/video/videobuf-core.c
@@ -259,8 +259,7 @@ static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b,
 		b->length    = vb->bsize;
 		break;
 	case V4L2_MEMORY_OVERLAY:
-		//b->m.offset  = vb->boff;
-		b->m.offset = vb->boff - vb->bsize* vb->i;    /* ddl@rock-chips.com : nzy modify V4L2_MEMORY_OVERLAY   */
+		b->m.offset  = vb->boff;
 		b->length    = vb->bsize;
 		break;
 	}
@@ -548,8 +547,7 @@ int videobuf_qbuf(struct videobuf_queue *q,
 		buf->baddr = b->m.userptr;
 		break;
 	case V4L2_MEMORY_OVERLAY:
-		//buf->boff = b->m.offset;
-		buf->boff = b->m.offset + buf->bsize* buf->i;    /* ddl@rock-chips.com : nzy modify V4L2_MEMORY_OVERLAY   */
+		buf->boff = b->m.offset;
 		break;
 	default:
 		dprintk(1, "qbuf: wrong memory type\n");