diff options
Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_s5k4aa.c')
-rw-r--r-- | drivers/media/video/gspca/m5602/m5602_s5k4aa.c | 103 |
1 files changed, 54 insertions, 49 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c index 4306d596056..84ca7532c75 100644 --- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c +++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c @@ -65,6 +65,7 @@ static struct v4l2_pix_format s5k4aa_modes[] = { }; const static struct ctrl s5k4aa_ctrls[] = { +#define VFLIP_IDX 0 { { .id = V4L2_CID_VFLIP, @@ -77,8 +78,9 @@ const static struct ctrl s5k4aa_ctrls[] = { }, .set = s5k4aa_set_vflip, .get = s5k4aa_get_vflip - - }, { + }, +#define HFLIP_IDX 1 + { { .id = V4L2_CID_HFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -90,8 +92,9 @@ const static struct ctrl s5k4aa_ctrls[] = { }, .set = s5k4aa_set_hflip, .get = s5k4aa_get_hflip - - }, { + }, +#define GAIN_IDX 2 + { { .id = V4L2_CID_GAIN, .type = V4L2_CTRL_TYPE_INTEGER, @@ -104,7 +107,9 @@ const static struct ctrl s5k4aa_ctrls[] = { }, .set = s5k4aa_set_gain, .get = s5k4aa_get_gain - }, { + }, +#define EXPOSURE_IDX 3 + { { .id = V4L2_CID_EXPOSURE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -127,6 +132,7 @@ int s5k4aa_probe(struct sd *sd) u8 prod_id[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; const u8 expected_prod_id[6] = {0x00, 0x10, 0x00, 0x4b, 0x33, 0x75}; int i, err = 0; + s32 *sensor_settings; if (force_sensor) { if (force_sensor == S5K4AA_SENSOR) { @@ -185,10 +191,19 @@ int s5k4aa_probe(struct sd *sd) info("Detected a s5k4aa sensor"); sensor_found: + sensor_settings = kmalloc( + ARRAY_SIZE(s5k4aa_ctrls) * sizeof(s32), GFP_KERNEL); + if (!sensor_settings) + return -ENOMEM; + sd->gspca_dev.cam.cam_mode = s5k4aa_modes; sd->gspca_dev.cam.nmodes = ARRAY_SIZE(s5k4aa_modes); sd->desc->ctrls = s5k4aa_ctrls; sd->desc->nctrls = ARRAY_SIZE(s5k4aa_ctrls); + + for (i = 0; i < ARRAY_SIZE(s5k4aa_ctrls); i++) + sensor_settings[i] = s5k4aa_ctrls[i].qctrl.default_value; + sd->sensor_priv = sensor_settings; return 0; } @@ -301,31 +316,22 @@ int s5k4aa_power_down(struct sd *sd) int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; - u8 data = S5K4AA_PAGE_MAP_2; - int err; + s32 *sensor_settings = sd->sensor_priv; - err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - if (err < 0) - return err; - - err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1); - if (err < 0) - return err; - - *val = data << 8; - err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1); - *val |= data; + *val = sensor_settings[EXPOSURE_IDX]; PDEBUG(D_V4L2, "Read exposure %d", *val); - return err; + return 0; } int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; + sensor_settings[EXPOSURE_IDX] = val; PDEBUG(D_V4L2, "Set exposure to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) @@ -343,26 +349,23 @@ int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val) int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; - u8 data = S5K4AA_PAGE_MAP_2; - int err; + s32 *sensor_settings = sd->sensor_priv; - err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - if (err < 0) - return err; - - err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - *val = (data & S5K4AA_RM_V_FLIP) >> 7; + *val = sensor_settings[VFLIP_IDX]; PDEBUG(D_V4L2, "Read vertical flip %d", *val); - return err; + return 0; } int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; + sensor_settings[VFLIP_IDX] = val; + PDEBUG(D_V4L2, "Set vertical flip to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) @@ -370,6 +373,10 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val) err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1); if (err < 0) return err; + + if (dmi_check_system(s5k4aa_vflip_dmi_table)) + val = !val; + data = ((data & ~S5K4AA_RM_V_FLIP) | ((val & 0x01) << 7)); err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1); @@ -398,28 +405,24 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val) int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; - u8 data = S5K4AA_PAGE_MAP_2; - int err; + s32 *sensor_settings = sd->sensor_priv; - err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - if (err < 0) - return err; - - err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - *val = (data & S5K4AA_RM_H_FLIP) >> 6; + *val = sensor_settings[HFLIP_IDX]; PDEBUG(D_V4L2, "Read horizontal flip %d", *val); - return err; + return 0; } int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; - PDEBUG(D_V4L2, "Set horizontal flip to %d", - val); + sensor_settings[HFLIP_IDX] = val; + + PDEBUG(D_V4L2, "Set horizontal flip to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -454,26 +457,22 @@ int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val) int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; - u8 data = S5K4AA_PAGE_MAP_2; - int err; - - err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - if (err < 0) - return err; + s32 *sensor_settings = sd->sensor_priv; - err = m5602_read_sensor(sd, S5K4AA_GAIN_2, &data, 1); - *val = data; + *val = sensor_settings[GAIN_IDX]; PDEBUG(D_V4L2, "Read gain %d", *val); - - return err; + return 0; } int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; + sensor_settings[GAIN_IDX] = val; + PDEBUG(D_V4L2, "Set gain to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) @@ -485,6 +484,12 @@ int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val) return err; } +void s5k4aa_disconnect(struct sd *sd) +{ + sd->sensor = NULL; + kfree(sd->sensor_priv); +} + static void s5k4aa_dump_registers(struct sd *sd) { int address; |