The patch number 10367 was added via Jean-Francois Moine <[email protected]>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
Linux Media Mailing List <[email protected]>
------
From: Jean-Francois Moine <[email protected]>
gspca - spca561: Optimize the isoc scanning function.
Priority: normal
Signed-off-by: Jean-Francois Moine <[email protected]>
---
linux/drivers/media/video/gspca/spca561.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff -r d1a5f473082e -r cda6b1f0500f linux/drivers/media/video/gspca/spca561.c
--- a/linux/drivers/media/video/gspca/spca561.c Fri Jan 16 09:36:14 2009 +0100
+++ b/linux/drivers/media/video/gspca/spca561.c Fri Jan 16 12:57:28 2009 +0100
@@ -141,7 +141,6 @@ static const struct v4l2_pix_format sif_
#define SPCA561_OFFSET_WIN1GBAVE 14
#define SPCA561_OFFSET_FREQ 15
#define SPCA561_OFFSET_VSYNC 16
-#define SPCA561_OFFSET_DATA 1
#define SPCA561_INDEX_I2C_BASE 0x8800
#define SPCA561_SNAPBIT 0x20
#define SPCA561_SNAPCTRL 0x40
@@ -873,12 +872,11 @@ static void sd_pkt_scan(struct gspca_dev
{
struct sd *sd = (struct sd *) gspca_dev;
- switch (data[0]) { /* sequence number */
+ len--;
+ switch (*data++) { /* sequence number */
case 0: /* start of frame */
frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
data, 0);
- data += SPCA561_OFFSET_DATA;
- len -= SPCA561_OFFSET_DATA;
if (data[1] & 0x10) {
/* compressed bayer */
gspca_frame_add(gspca_dev, FIRST_PACKET,
@@ -899,8 +897,6 @@ static void sd_pkt_scan(struct gspca_dev
case 0xff: /* drop (empty mpackets) */
return;
}
- data++;
- len--;
gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
}
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/cda6b1f0500f7bcbbd5d517c6350b0f273782e06
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