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media: i2c: sc3338: pm_runtime_put device until stream_off for thunderboot 

The camera device should keep *power on* until stream off, that make
sure the mclk is enable.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Change-Id: I2db0070793d755d8d1fe2cda3f87aaa498e052d3
This commit is contained in:
Ziyuan Xu 2022-11-16 18:10:20 +08:00 committed by Tao Huang
parent 334791b0d3
commit f91fc90bbe
1 changed files with 7 additions and 2 deletions
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9
drivers/media/i2c/sc3338.c
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@ -855,8 +855,10 @@ static int __sc3338_start_stream(struct sc3338 *sc3338)
static int __sc3338_stop_stream(struct sc3338 *sc3338)
{
sc3338->has_init_exp = false;
if (sc3338->is_thunderboot)
if (sc3338->is_thunderboot) {
sc3338->is_first_streamoff = true;
pm_runtime_put(&sc3338->client->dev);
}
return sc3338_write_reg(sc3338->client, SC3338_REG_CTRL_MODE,
SC3338_REG_VALUE_08BIT, SC3338_MODE_SW_STANDBY);
}
@ -1470,7 +1472,10 @@ static int sc3338_probe(struct i2c_client *client,
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
pm_runtime_idle(dev);
if (sc3338->is_thunderboot)
pm_runtime_get_sync(dev);
else
pm_runtime_idle(dev);
return 0;