diff options
Diffstat (limited to 'drivers/media/i2c/ov7740.c')
| -rw-r--r-- | drivers/media/i2c/ov7740.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/media/i2c/ov7740.c b/drivers/media/i2c/ov7740.c index 54e80a60aa57..70bb870b1d08 100644 --- a/drivers/media/i2c/ov7740.c +++ b/drivers/media/i2c/ov7740.c @@ -532,7 +532,7 @@ static int ov7740_set_ctrl(struct v4l2_ctrl *ctrl) struct i2c_client *client = v4l2_get_subdevdata(&ov7740->subdev); struct regmap *regmap = ov7740->regmap; int ret; - u8 val = 0; + u8 val; if (!pm_runtime_get_if_in_use(&client->dev)) return 0; @@ -551,6 +551,7 @@ static int ov7740_set_ctrl(struct v4l2_ctrl *ctrl) ret = ov7740_set_contrast(regmap, ctrl->val); break; case V4L2_CID_VFLIP: + val = ctrl->val ? REG0C_IMG_FLIP : 0x00; ret = regmap_update_bits(regmap, REG_REG0C, REG0C_IMG_FLIP, val); break; @@ -561,16 +562,16 @@ static int ov7740_set_ctrl(struct v4l2_ctrl *ctrl) break; case V4L2_CID_AUTOGAIN: if (!ctrl->val) - return ov7740_set_gain(regmap, ov7740->gain->val); - - ret = ov7740_set_autogain(regmap, ctrl->val); + ret = ov7740_set_gain(regmap, ov7740->gain->val); + else + ret = ov7740_set_autogain(regmap, ctrl->val); break; case V4L2_CID_EXPOSURE_AUTO: if (ctrl->val == V4L2_EXPOSURE_MANUAL) - return ov7740_set_exp(regmap, ov7740->exposure->val); - - ret = ov7740_set_autoexp(regmap, ctrl->val); + ret = ov7740_set_exp(regmap, ov7740->exposure->val); + else + ret = ov7740_set_autoexp(regmap, ctrl->val); break; default: ret = -EINVAL; @@ -785,7 +786,11 @@ static int ov7740_try_fmt_internal(struct v4l2_subdev *sd, fsize++; } - + if (i >= ARRAY_SIZE(ov7740_framesizes)) { + fsize = &ov7740_framesizes[0]; + fmt->width = fsize->width; + fmt->height = fsize->height; + } if (ret_frmsize != NULL) *ret_frmsize = fsize; @@ -1007,8 +1012,6 @@ static int ov7740_init_controls(struct ov7740 *ov7740) ov7740->gain = v4l2_ctrl_new_std(ctrl_hdlr, &ov7740_ctrl_ops, V4L2_CID_GAIN, 0, 1023, 1, 500); - if (ov7740->gain) - ov7740->gain->flags |= V4L2_CTRL_FLAG_VOLATILE; ov7740->auto_gain = v4l2_ctrl_new_std(ctrl_hdlr, &ov7740_ctrl_ops, V4L2_CID_AUTOGAIN, 0, 1, 1, 1); @@ -1026,7 +1029,6 @@ static int ov7740_init_controls(struct ov7740 *ov7740) v4l2_ctrl_auto_cluster(2, &ov7740->auto_gain, 0, true); v4l2_ctrl_auto_cluster(2, &ov7740->auto_exposure, V4L2_EXPOSURE_MANUAL, true); - v4l2_ctrl_cluster(2, &ov7740->hflip); if (ctrl_hdlr->error) { ret = ctrl_hdlr->error; |