On Wed, Mar 28, 2018 at 04:39:29PM +0200, Marek Szyprowski wrote:
> Executing stmfts_power_on() function lasts over 2 seconds, what
> significantly slows down the boot and resume processes if driver is
> compiled in. Avoid this delay by forcing this driver to be probed
> and suspended/resumed asynchronously.
>
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
Applied, thank you.
> ---
> drivers/input/touchscreen/stmfts.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
> index efdb1a75a163..40c833db150a 100644
> --- a/drivers/input/touchscreen/stmfts.c
> +++ b/drivers/input/touchscreen/stmfts.c
> @@ -730,6 +730,7 @@ static int stmfts_probe(struct i2c_client *client,
> return err;
>
> pm_runtime_enable(&client->dev);
> + device_enable_async_suspend(&client->dev);
>
> return 0;
> }
> @@ -805,6 +806,7 @@ static struct i2c_driver stmfts_driver = {
> .name = STMFTS_DEV_NAME,
> .of_match_table = of_match_ptr(stmfts_of_match),
> .pm = &stmfts_pm_ops,
> + .probe_type = PROBE_PREFER_ASYNCHRONOUS,
> },
> .probe = stmfts_probe,
> .remove = stmfts_remove,
> --
> 2.15.0
>
--
Dmitry
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