RE: [PATCH 2/7] PCI: layerscape: Change to use the DWC common link-up check function

2020-09-14 Thread Z.q. Hou
Li ; > lorenzo.pieral...@arm.com; gustavo.pimen...@synopsys.com; M.h. Lian > ; Mingkai Hu ; Roy Zang > > Subject: Re: [PATCH 2/7] PCI: layerscape: Change to use the DWC common > link-up check function > > On Mon, Sep 07, 2020 at 01:37:56PM +0800, Zhiqiang Hou wrote: > > Fr

Re: [PATCH 2/7] PCI: layerscape: Change to use the DWC common link-up check function

2020-09-14 Thread Rob Herring
On Mon, Sep 07, 2020 at 01:37:56PM +0800, Zhiqiang Hou wrote: > From: Hou Zhiqiang > > The current Layerscape PCIe driver directly uses the physical layer > LTSSM code to check the link-up state, which treats the > L0 states > as link-up. This is not correct, since there is not explicit map > bet

[PATCH 2/7] PCI: layerscape: Change to use the DWC common link-up check function

2020-09-06 Thread Zhiqiang Hou
From: Hou Zhiqiang The current Layerscape PCIe driver directly uses the physical layer LTSSM code to check the link-up state, which treats the > L0 states as link-up. This is not correct, since there is not explicit map between link-up state and LTSSM. So this patch changes to use the DWC common