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media: atomisp: turn on camera before setting it

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Camera cannot be set on power off mode.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-05-19 18:21:49 +02:00
parent 1bc075cbaf
commit eda1310b40
1 changed files with 5 additions and 0 deletions
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5
drivers/staging/media/atomisp/i2c/atomisp-ov2680.c
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@ -698,10 +698,13 @@ static int power_ctrl(struct v4l2_subdev *sd, bool flag)
{
int ret = 0;
struct ov2680_device *dev = to_ov2680_sensor(sd);
struct i2c_client *client = v4l2_get_subdevdata(sd);
if (!dev || !dev->platform_data)
return -ENODEV;
dev_dbg(&client->dev, "%s: %s", __func__, flag? "on" : "off");
if (flag) {
ret |= dev->platform_data->v1p8_ctrl(sd, 1);
ret |= dev->platform_data->v2p8_ctrl(sd, 1);
@ -959,6 +962,8 @@ static int ov2680_set_fmt(struct v4l2_subdev *sd,
dev_dbg(&client->dev, "%s: i=%d, w=%d, h=%d\n",
__func__, dev->fmt_idx, fmt->width, fmt->height);
// IS IT NEEDED?
power_up(sd);
ret = ov2680_write_reg_array(client, ov2680_res[dev->fmt_idx].regs);
if (ret)
dev_err(&client->dev,