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path: root/drivers/media/video/gspca/sq930x.c
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Diffstat (limited to 'drivers/media/video/gspca/sq930x.c')
-rw-r--r--drivers/media/video/gspca/sq930x.c28
1 files changed, 20 insertions, 8 deletions
diff --git a/drivers/media/video/gspca/sq930x.c b/drivers/media/video/gspca/sq930x.c
index 3e4b0b94c700..a4a98811b9e3 100644
--- a/drivers/media/video/gspca/sq930x.c
+++ b/drivers/media/video/gspca/sq930x.c
@@ -687,10 +687,19 @@ static void cmos_probe(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_buf[0] != 0)
break;
}
- if (i >= ARRAY_SIZE(probe_order))
+ if (i >= ARRAY_SIZE(probe_order)) {
err("Unknown sensor");
- else
- sd->sensor = probe_order[i];
+ gspca_dev->usb_err = -EINVAL;
+ return;
+ }
+ sd->sensor = probe_order[i];
+ switch (sd->sensor) {
+ case SENSOR_OV7660:
+ case SENSOR_OV9630:
+ err("Sensor %s not yet treated", sensor_tb[sd->sensor].name);
+ gspca_dev->usb_err = -EINVAL;
+ break;
+ }
}
static void mt9v111_init(struct gspca_dev *gspca_dev)
@@ -867,6 +876,9 @@ static int sd_init(struct gspca_dev *gspca_dev)
*/
reg_r(gspca_dev, SQ930_CTRL_GET_DEV_INFO, 8);
+ if (gspca_dev->usb_err < 0)
+ return gspca_dev->usb_err;
+
/* it returns:
* 03 00 12 93 0b f6 c9 00 live! ultra
* 03 00 07 93 0b f6 ca 00 live! ultra for notebook
@@ -900,15 +912,15 @@ static int sd_init(struct gspca_dev *gspca_dev)
if (sd->sensor == SENSOR_MI0360) {
/* no sensor probe for icam tracer */
- if (gspca_dev->usb_buf[5] == 0xf6) /* if CMOS */
+ if (gspca_dev->usb_buf[5] == 0xf6) /* if ccd */
sd->sensor = SENSOR_ICX098BQ;
else
cmos_probe(gspca_dev);
}
-
- PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
-
- global_init(sd, 1);
+ if (gspca_dev->usb_err >= 0) {
+ PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
+ global_init(sd, 1);
+ }
return gspca_dev->usb_err;
}