diff options
| author | Jean-François Moine <moinejf@free.fr> | 2010-04-25 17:41:51 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-19 15:58:14 (GMT) |
| commit | e3302cad9bc111e158e03eff763dff36bce02fe6 (patch) | |
| tree | 62e80750af97d5ef26a5c35e805e8adeb6057608 | |
| parent | 0a85c74b5d48f6cb41770ec3951a582738446b33 (diff) | |
| download | linux-e3302cad9bc111e158e03eff763dff36bce02fe6.tar.xz | |
V4L/DVB: gspca - sonixj: Reset the bridge after sensor probe
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/gspca/sonixj.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index a4ca3c1..19ae4f5 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -1498,42 +1498,43 @@ static void mi0360_probe(struct gspca_dev *gspca_dev) static void ov7648_probe(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + u16 val; /* check ov76xx */ reg_w1(gspca_dev, 0x17, 0x62); reg_w1(gspca_dev, 0x01, 0x08); sd->i2c_addr = 0x21; i2c_r(gspca_dev, 0x0a, 2); - if (gspca_dev->usb_buf[3] == 0x76) { /* ov76xx */ - PDEBUG(D_PROBE, "Sensor ov%02x%02x", - gspca_dev->usb_buf[3], gspca_dev->usb_buf[4]); - return; - } - - /* reset */ + val = (gspca_dev->usb_buf[3] << 8) | gspca_dev->usb_buf[4]; reg_w1(gspca_dev, 0x01, 0x29); reg_w1(gspca_dev, 0x17, 0x42); + if ((val & 0xff00) == 0x7600) { /* ov76xx */ + PDEBUG(D_PROBE, "Sensor ov%04x", val); + return; + } /* check po1030 */ reg_w1(gspca_dev, 0x17, 0x62); reg_w1(gspca_dev, 0x01, 0x08); sd->i2c_addr = 0x6e; i2c_r(gspca_dev, 0x00, 2); - if (gspca_dev->usb_buf[3] == 0x10 /* po1030 */ - && gspca_dev->usb_buf[4] == 0x30) { + val = (gspca_dev->usb_buf[3] << 8) | gspca_dev->usb_buf[4]; + reg_w1(gspca_dev, 0x01, 0x29); + reg_w1(gspca_dev, 0x17, 0x42); + if (val == 0x1030) { /* po1030 */ PDEBUG(D_PROBE, "Sensor po1030"); sd->sensor = SENSOR_PO1030; return; } - PDEBUG(D_PROBE, "Unknown sensor %02x%02x", - gspca_dev->usb_buf[3], gspca_dev->usb_buf[4]); + PDEBUG(D_PROBE, "Unknown sensor %04x", val); } /* 0c45:6142 sensor may be po2030n, gc0305 or gc0307 */ static void po2030n_probe(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + u16 val; /* check gc0307 */ reg_w1(gspca_dev, 0x17, 0x62); @@ -1541,11 +1542,10 @@ static void po2030n_probe(struct gspca_dev *gspca_dev) reg_w1(gspca_dev, 0x02, 0x22); sd->i2c_addr = 0x21; i2c_r(gspca_dev, 0x00, 1); - + val = gspca_dev->usb_buf[4]; reg_w1(gspca_dev, 0x01, 0x29); /* reset */ reg_w1(gspca_dev, 0x17, 0x42); - - if (gspca_dev->usb_buf[4] == 0x99) { /* gc0307 (?) */ + if (val == 0x99) { /* gc0307 (?) */ PDEBUG(D_PROBE, "Sensor gc0307"); sd->sensor = SENSOR_GC0307; return; @@ -1556,18 +1556,15 @@ static void po2030n_probe(struct gspca_dev *gspca_dev) reg_w1(gspca_dev, 0x01, 0x0a); sd->i2c_addr = 0x6e; i2c_r(gspca_dev, 0x00, 2); - + val = (gspca_dev->usb_buf[3] << 8) | gspca_dev->usb_buf[4]; reg_w1(gspca_dev, 0x01, 0x29); reg_w1(gspca_dev, 0x17, 0x42); - - if (gspca_dev->usb_buf[3] == 0x20 - && gspca_dev->usb_buf[4] == 0x30) + if (val == 0x2030) { PDEBUG(D_PROBE, "Sensor po2030n"); /* sd->sensor = SENSOR_PO2030N; */ - else - PDEBUG(D_PROBE, "Unknown sensor ID %02x%02x", - gspca_dev->usb_buf[3], - gspca_dev->usb_buf[4]); + } else { + PDEBUG(D_PROBE, "Unknown sensor ID %04x", val); + } } static void bridge_init(struct gspca_dev *gspca_dev, |