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Subject: V4L/DVB: tm6000: bugfix image position
Author:  Stefan Ringel <[email protected]>
Date:    Fri May 7 12:29:04 2010 -0300

bugfix incorrect image and line position in videobuffer

Signed-off-by: Stefan Ringel <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 drivers/staging/tm6000/tm6000-video.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

---

http://git.linuxtv.org/v4l-dvb.git?a=commitdiff;h=2a84229be64d4fc5c3f5dc3aae73499843dd8277

diff --git a/drivers/staging/tm6000/tm6000-video.c 
b/drivers/staging/tm6000/tm6000-video.c
index 9554472..f7248f0 100644
--- a/drivers/staging/tm6000/tm6000-video.c
+++ b/drivers/staging/tm6000/tm6000-video.c
@@ -223,8 +223,8 @@ static int copy_packet(struct urb *urb, u32 header, u8 
**ptr, u8 *endp,
                         * It should, instead, check if the user selected
                         * entrelaced or non-entrelaced mode
                         */
-                       pos= ((line<<1)+field)*linewidth +
-                               block*TM6000_URB_MSG_LEN;
+                       pos = ((line << 1) - field - 1) * linewidth +
+                               block * TM6000_URB_MSG_LEN;
 
                        /* Don't allow to write out of the buffer */
                        if (pos+TM6000_URB_MSG_LEN > (*buf)->vb.size) {

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