lkml.org 
[lkml]   [2022]   [Sep]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] i2c: i801: Prefer async probe
On Fri, 26 Aug 2022 17:44:30 +1000, Mani Milani wrote:
> This i801 driver probe can take more than ~190ms in some devices, since
> the "i2c_register_spd()" call was added inside
> "i801_probe_optional_slaves()".
>
> Prefer async probe so that other drivers can be probed and boot can
> continue in parallel while this driver loads, to reduce boot time. There is
> no reason to block other drivers from probing while this driver is
> loading.
>
> Signed-off-by: Mani Milani <mani@chromium.org>
> ---
>
> drivers/i2c/busses/i2c-i801.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index a176296f4fff..e06509edc5f3 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -1838,6 +1838,7 @@ static struct pci_driver i801_driver = {
> .shutdown = i801_shutdown,
> .driver = {
> .pm = &i801_pm_ops,
> + .probe_type = PROBE_PREFER_ASYNCHRONOUS,
> },
> };
>

Reviewed-by: Jean Delvare <jdelvare@suse.de>

--
Jean Delvare
SUSE L3 Support

\
 
 \ /
  Last update: 2022-09-30 15:24    [W:2.759 / U:0.000 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site