[lkml]   [2018]   [Mar]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [net-next PATCH 2/5] soc: ti: K2G: provide APIs to support driver probe deferral
On Mon, Mar 26, 2018 at 04:15:09PM -0400, Murali Karicheri wrote:
> This patch provide APIs to allow client drivers to support
> probe deferral. On K2G SoC, devices can be probed only
> after the ti_sci_pm_domains driver is probed and ready.
> As drivers may get probed at different order, any driver
> that depends on knav dma and qmss drivers, for example
> netcp network driver, needs to defer probe until
> knav devices are probed and ready to service. To do this,
> add an API to query the device ready status from the knav
> dma and qmss devices.

Hi Murali

Shouldn't you really re-write this to be a dma driver? You would then
do something like of_dma_request_slave_channel() in the ethernet
driver probe function. That probably correctly returns EPROBE_DEFER.


 \ /
  Last update: 2018-03-26 22:49    [W:0.054 / U:44.372 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site