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Re: [PATCH 0/7] ath11k: support one MSI vector

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Baochen Qiang <bqiang@xxxxxxxxxxxxxx> writes:

> On 2021-11-15 18:30, Kalle Valo wrote:
>> Baochen Qiang <bqiang@xxxxxxxxxxxxxx> writes:
>>
>>> This patch set is to support one MSI vector for QCA6390.
>>>
>>> Depends-On:
>>>   1. ath11k: Fix crash caused by uninitialized TX ring
>>>   https://patchwork.kernel.org/project/linux-wireless/patch/20211026011605.58615-1-quic_bqiang@xxxxxxxxxxx/
>>>
>>> Baochen Qiang (1):
>>>   ath11k: Set IRQ affinity to CPU0 in case of one MSI vector
>>>
>>> Carl Huang (6):
>>>   ath11k: get msi_data again after request_irq is called
>>>   ath11k: add CE and ext IRQ flag to indicate irq_handler
>>>   ath11k: use ATH11K_PCI_IRQ_DP_OFFSET for DP IRQ
>>>   ath11k: refactor multiple MSI vector implementation
>>>   ath11k: supports one MSI vector
>>>   ath11k: do not restore ASPM in case of single MSI vector
>>
>> I assume this is v2 of Carl's patchset:
>>
>> https://patchwork.kernel.org/project/linux-wireless/cover/20201223030225.2345-1-cjhuang@xxxxxxxxxxxxxx/
>>
>> Can you provide a changelog? No need to resend because of that, just a
>> reply to this thread enough.
>
> Hi Kalle, this is the changelog:
>
> 1. changes by Kalle based on Carl's v1:
>
> * add a log message for MSI vector count
> * add a log message when disabling ASPM
> * patch 1: fix error handling in ath11k_pci_probe()
> * patch 1: simplify ath11k_pci_config_msi_data()
> * patch 2: convert booleans to set_bit() & co for atomic access
> * patch 2:__ath11k_pci_ext_irq_disable(): fix compilation
> * patch 4: bool vectors_32_capability to set_bit() for atomic access
> * patch 4: ath11k_mhi_get_msi(): don't use ? operator
> * improve commits logs a bit
>
> 2. changes by Baochen based on Kalle's version:
>
> * add a new patch: "ath11k: Set IRQ affinity to CPU0 in case of one
> MSI vector"
> * address Jeff's comments on "ath11k: do not restore ASPM in case of
> single MSI vector":
> 	change debug info from "disabling PCI ASPM ..." to "leaving
> PCI ASPM disabled ..."
> * change error handling in patch "ath11k: get msi_data again after
> request_irq is called"
> * address Vasanth's comments on "ath11k: refactor multiple msi vector
> implementation"

Thanks. I shortly tested this patchset (commit 5d9dd5b3db33 in
master-pending) on a NUC x86 box and Dell XPS 13 9310 laptop using
QCA6390 hw2.0, both with 32 MSI vectors (VT-d enabled in BIOS) and 1 MSI
vector (VT-d disabled in BIOS). No issues found, and also suspend works
fine for me. So I think we have solved all the stability issues.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches



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