V4L/DVB (8667): gspca: Bad probe of Z-Star/Vimicro webcams with pas106 sensor.

This patch moves the detection of the 2wr SIF pas106b sensor to before
detecting other sensors.
Patch change by jfm: Check SIF for identified webcams only.

Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c
index bc7d0ee..d36f4d7 100644 (file)
--- a/drivers/media/video/gspca/zc3xx.c
+++ b/drivers/media/video/gspca/zc3xx.c
@@ -6964,8 +6964,13 @@ static int zcxx_probeSensor(struct gspca_dev *gspca_dev)
        case SENSOR_MC501CB:
                return -1;              /* don't probe */
        case SENSOR_TAS5130C_VF0250:
-                               /* may probe but with write in reg 0x0010 */
+                       /* may probe but with no write in reg 0x0010 */
                return -1;              /* don't probe */
+       case SENSOR_PAS106:
+               sensor =  sif_probe(gspca_dev);
+               if (sensor >= 0)
+                       return sensor;
+               break;
        }
        sensor = vga_2wr_probe(gspca_dev);
        if (sensor >= 0) {
@@ -6974,12 +6979,10 @@ static int zcxx_probeSensor(struct gspca_dev *gspca_dev)
                /* next probe is needed for OmniVision ? */
        }
        sensor2 = vga_3wr_probe(gspca_dev);
-       if (sensor2 >= 0) {
-               if (sensor >= 0)
-                       return sensor;
-               return sensor2;
-       }
-       return sif_probe(gspca_dev);
+       if (sensor2 >= 0
+           && sensor >= 0)
+               return sensor;
+       return sensor2;
 }
 
 /* this function is called at probe time */
@@ -7502,14 +7505,14 @@ static const __devinitdata struct usb_device_id device_table[] = {
        {USB_DEVICE(0x041e, 0x041e)},
 #ifndef CONFIG_USB_ZC0301
        {USB_DEVICE(0x041e, 0x4017)},
-       {USB_DEVICE(0x041e, 0x401c)},
+       {USB_DEVICE(0x041e, 0x401c), .driver_info = SENSOR_PAS106},
        {USB_DEVICE(0x041e, 0x401e)},
        {USB_DEVICE(0x041e, 0x401f)},
 #endif
        {USB_DEVICE(0x041e, 0x4029)},
 #ifndef CONFIG_USB_ZC0301
-       {USB_DEVICE(0x041e, 0x4034)},
-       {USB_DEVICE(0x041e, 0x4035)},
+       {USB_DEVICE(0x041e, 0x4034), .driver_info = SENSOR_PAS106},
+       {USB_DEVICE(0x041e, 0x4035), .driver_info = SENSOR_PAS106},
        {USB_DEVICE(0x041e, 0x4036)},
        {USB_DEVICE(0x041e, 0x403a)},
 #endif
@@ -7541,10 +7544,10 @@ static const __devinitdata struct usb_device_id device_table[] = {
        {USB_DEVICE(0x046d, 0x08d8)},
        {USB_DEVICE(0x046d, 0x08da)},
        {USB_DEVICE(0x046d, 0x08dd), .driver_info = SENSOR_MC501CB},
-       {USB_DEVICE(0x0471, 0x0325)},
-       {USB_DEVICE(0x0471, 0x0326)},
-       {USB_DEVICE(0x0471, 0x032d)},
-       {USB_DEVICE(0x0471, 0x032e)},
+       {USB_DEVICE(0x0471, 0x0325), .driver_info = SENSOR_PAS106},
+       {USB_DEVICE(0x0471, 0x0326), .driver_info = SENSOR_PAS106},
+       {USB_DEVICE(0x0471, 0x032d), .driver_info = SENSOR_PAS106},
+       {USB_DEVICE(0x0471, 0x032e), .driver_info = SENSOR_PAS106},
        {USB_DEVICE(0x055f, 0xc005)},
 #ifndef CONFIG_USB_ZC0301
        {USB_DEVICE(0x055f, 0xd003)},