Messages in this thread | | | Subject | Re: [PATCH] scsi: hisi_sas: support deferred probe for v2 hw | From | zhangfei <> | Date | Wed, 7 Dec 2016 13:57:32 +0800 |
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On 2016年12月06日 20:44, John Garry wrote: > In the hip06 and hip07 SoCs, the interrupt lines from the > SAS controllers are connected to mbigen hw module [1]. > The mbigen module is probed with module_init, and, as such, > is not guaranteed to probe before the SAS driver. So we need > to support deferred probe. > > We check for probe deferral in the hw layer probe, so we not > probe into the main layer and allocate shost, memories, etc., > to later learn that we need to defer the probe. > > [1] ./Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt > > Signed-off-by: John Garry <john.garry@huawei.com> Reviewed-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Thanks
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