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Groups > linux.kernel > #1705067
| From | Sinan Kaya <okaya@codeaurora.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH V8 1/2] PCI: handle CRS returned by device after FLR |
| Date | 2017-08-07 05:10 +0200 |
| Message-ID | <ubGAy-2IM-19@gated-at.bofh.it> (permalink) |
| References | <ubFOa-2ay-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 8/6/2017 10:09 PM, Sinan Kaya wrote:
> + pcie_capability_read_word(dev, PCI_EXP_RTCAP, &root_cap);
> + if (root_cap & PCI_EXP_RTCAP_CRSVIS) {
> + /* don't touch the HW before waiting 100ms */
> + msleep(100);
This is obviously broken. I should have checked the capability
on the root port. I was trying to get it out before Monday.
However, I still want to hear about the preference of this
methodology.
--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
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[PATCH V8 1/2] PCI: handle CRS returned by device after FLR Sinan Kaya <okaya@codeaurora.org> - 2017-08-07 04:20 +0200
Re: [PATCH V8 1/2] PCI: handle CRS returned by device after FLR Sinan Kaya <okaya@codeaurora.org> - 2017-08-07 05:10 +0200
Re: [PATCH V8 1/2] PCI: handle CRS returned by device after FLR Bjorn Helgaas <helgaas@kernel.org> - 2017-08-08 23:20 +0200
Re: [PATCH V8 1/2] PCI: handle CRS returned by device after FLR Sinan Kaya <okaya@codeaurora.org> - 2017-08-09 01:40 +0200
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