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path: root/drivers/media/video/gspca/ov519.c
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Diffstat (limited to 'drivers/media/video/gspca/ov519.c')
-rw-r--r--drivers/media/video/gspca/ov519.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index f36e11a0458..2b2cbdbf03f 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -41,6 +41,11 @@
#include <linux/input.h>
#include "gspca.h"
+/* The jpeg_hdr is used by w996Xcf only */
+/* The CONEX_CAM define for jpeg.h needs renaming, now its used here too */
+#define CONEX_CAM
+#include "jpeg.h"
+
MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>");
MODULE_DESCRIPTION("OV519 USB Camera Driver");
MODULE_LICENSE("GPL");
@@ -90,6 +95,7 @@ struct sd {
#define QUALITY_DEF 50
__u8 stopped; /* Streaming is temporarily paused */
+ __u8 first_frame;
__u8 frame_rate; /* current Framerate */
__u8 clockdiv; /* clockdiv override */
@@ -115,7 +121,7 @@ struct sd {
int sensor_height;
int sensor_reg_cache[256];
- u8 *jpeg_hdr;
+ u8 jpeg_hdr[JPEG_HDR_SZ];
};
/* Note this is a bit of a hack, but the w9968cf driver needs the code for all
@@ -3147,7 +3153,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->autobrightness = AUTOBRIGHT_DEF;
if (sd->sensor == SEN_OV7670) {
sd->freq = OV7670_FREQ_DEF;
- gspca_dev->ctrl_dis = 1 << FREQ_IDX;
+ gspca_dev->ctrl_dis = (1 << FREQ_IDX) | (1 << COLOR_IDX);
} else {
sd->freq = FREQ_DEF;
gspca_dev->ctrl_dis = (1 << HFLIP_IDX) | (1 << VFLIP_IDX) |
@@ -3961,6 +3967,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
sd_reset_snapshot(gspca_dev);
sd->snapshot_pressed = 0;
+ sd->first_frame = 3;
+
ret = ov51x_restart(sd);
if (ret < 0)
goto out;
@@ -4153,13 +4161,23 @@ static void ovfx2_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* isoc packet */
int len) /* iso packet length */
{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
+
/* A short read signals EOF */
if (len < OVFX2_BULK_SIZE) {
- gspca_frame_add(gspca_dev, LAST_PACKET, data, len);
+ /* If the frame is short, and it is one of the first ones
+ the sensor and bridge are still syncing, so drop it. */
+ if (sd->first_frame) {
+ sd->first_frame--;
+ if (gspca_dev->image_len <
+ sd->gspca_dev.width * sd->gspca_dev.height)
+ gspca_dev->last_packet_type = DISCARD_PACKET;
+ }
+ gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
- return;
}
- gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}
static void sd_pkt_scan(struct gspca_dev *gspca_dev,