diff --git a/drivers/media/i2c/adv748x/adv748x-core.c b/drivers/media/i2c/adv748x/adv748x-core.c index b578a01cfebe..4e54148147b9 100644 --- a/drivers/media/i2c/adv748x/adv748x-core.c +++ b/drivers/media/i2c/adv748x/adv748x-core.c @@ -565,6 +565,18 @@ static int adv748x_identify_chip(struct adv748x_state *state) return 0; } +/* ----------------------------------------------------------------------------- + * Suspend / Resume + */ + +static int __maybe_unused adv748x_resume_early(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct adv748x_state *state = i2c_get_clientdata(client); + + return adv748x_reset(state); +} + /* ----------------------------------------------------------------------------- * i2c driver */ @@ -827,10 +839,15 @@ static const struct of_device_id adv748x_of_table[] = { }; MODULE_DEVICE_TABLE(of, adv748x_of_table); +static const struct dev_pm_ops adv748x_pm_ops = { + SET_LATE_SYSTEM_SLEEP_PM_OPS(NULL, adv748x_resume_early) +}; + static struct i2c_driver adv748x_driver = { .driver = { .name = "adv748x", .of_match_table = adv748x_of_table, + .pm = &adv748x_pm_ops, }, .probe_new = adv748x_probe, .remove = adv748x_remove,