diff options
| -rw-r--r-- | drivers/media/video/gspca/ov519.c | 55 |
1 files changed, 23 insertions, 32 deletions
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c index e16557819782..bb9976dc1e24 100644 --- a/drivers/media/video/gspca/ov519.c +++ b/drivers/media/video/gspca/ov519.c @@ -416,6 +416,7 @@ static const struct v4l2_pix_format ov511_sif_mode[] = { /* I2C ADDRESSES */ #define OV7xx0_SID 0x42 +#define OV_HIRES_SID 0x60 /* OV9xxx / OV2xxx / OV3xxx */ #define OV8xx0_SID 0xa0 #define OV6xx0_SID 0xc0 @@ -1423,13 +1424,18 @@ static inline int ov51x_restart(struct sd *sd) return 0; } +static int ov51x_set_slave_ids(struct sd *sd, __u8 slave); + /* This does an initial reset of an OmniVision sensor and ensures that I2C * is synchronized. Returns <0 on failure. */ -static int init_ov_sensor(struct sd *sd) +static int init_ov_sensor(struct sd *sd, __u8 slave) { int i; + if (ov51x_set_slave_ids(sd, slave) < 0) + return -EIO; + /* Reset the sensor */ if (i2c_w(sd, 0x12, 0x80) < 0) return -EIO; @@ -1996,46 +2002,31 @@ static int sd_config(struct gspca_dev *gspca_dev, ov51x_led_control(sd, 0); /* turn LED off */ - /* Test for 76xx */ - if (ov51x_set_slave_ids(sd, OV7xx0_SID) < 0) - goto error; - /* The OV519 must be more aggressive about sensor detection since * I2C write will never fail if the sensor is not present. We have * to try to initialize the sensor to detect its presence */ - if (init_ov_sensor(sd) >= 0) { + + /* Test for 76xx */ + if (init_ov_sensor(sd, OV7xx0_SID) >= 0) { if (ov7xx0_configure(sd) < 0) { PDEBUG(D_ERR, "Failed to configure OV7xx0"); goto error; } - } else { - - /* Test for 6xx0 */ - if (ov51x_set_slave_ids(sd, OV6xx0_SID) < 0) + /* Test for 6xx0 */ + } else if (init_ov_sensor(sd, OV6xx0_SID) >= 0) { + if (ov6xx0_configure(sd) < 0) { + PDEBUG(D_ERR, "Failed to configure OV6xx0"); + goto error; + } + /* Test for 8xx0 */ + } else if (init_ov_sensor(sd, OV8xx0_SID) >= 0) { + if (ov8xx0_configure(sd) < 0) { + PDEBUG(D_ERR, "Failed to configure OV8xx0"); goto error; - - if (init_ov_sensor(sd) >= 0) { - if (ov6xx0_configure(sd) < 0) { - PDEBUG(D_ERR, "Failed to configure OV6xx0"); - goto error; - } - } else { - - /* Test for 8xx0 */ - if (ov51x_set_slave_ids(sd, OV8xx0_SID) < 0) - goto error; - - if (init_ov_sensor(sd) < 0) { - PDEBUG(D_ERR, - "Can't determine sensor slave IDs"); - goto error; - } - if (ov8xx0_configure(sd) < 0) { - PDEBUG(D_ERR, - "Failed to configure OV8xx0 sensor"); - goto error; - } } + } else { + PDEBUG(D_ERR, "Can't determine sensor slave IDs"); + goto error; } cam = &gspca_dev->cam; |