[PATCH 16/21] usb: chipidea: msm: Restore wrapper settings after reset

Stephen Boyd stephen.boyd at linaro.org
Thu Jun 30 09:24:29 PDT 2016


On 30 June 2016 at 01:54, Peter Chen <hzpeterchen at gmail.com> wrote:
> On Wed, Jun 29, 2016 at 12:13:45PM -0700, Stephen Boyd wrote:
>> Quoting Peter Chen (2016-06-29 01:26:48
>> > Why not using ci->platdata->vbus_extcon directly?
>>
>> Because ci->platdata->vbus_extcon is assigned after the child platform
>> driver probes, and we have no idea when that will happen from the
>> ci_hdrc_msm driver probe. If we try after ci_hdrc_add_device() we'll
>> race with the driver probe and only get the pointer sometimes.
>
> ci->platdata->vbus_extcon->edev is assigned at ci_get_platdata which is
> called before ci core device is created.
>

Ok.



More information about the linux-arm-kernel mailing list