From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Baochen Qiang <baochen.qiang@oss.qualcomm.com>,
Manivannan Sadhasivam <mani@kernel.org>
Cc: manivannan.sadhasivam@oss.qualcomm.com,
"Jeff Johnson" <jjohnson@kernel.org>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Nirmal Patel" <nirmal.patel@linux.intel.com>,
"Jonathan Derrick" <jonathan.derrick@linux.dev>,
linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org,
ath12k@lists.infradead.org, ath11k@lists.infradead.org,
ath10k@lists.infradead.org, "Bjorn Helgaas" <helgaas@kernel.org>,
ilpo.jarvinen@linux.intel.com, linux-arm-msm@vger.kernel.org,
linux-pci@vger.kernel.org,
"Krishna Chaitanya Chundru" <krishna.chundru@oss.qualcomm.com>,
"Qiang Yu" <qiang.yu@oss.qualcomm.com>
Subject: Re: [PATCH 4/6] wifi: ath12k: Use pci_{enable/disable}_link_state() APIs to enable/disable ASPM states
Date: Thu, 17 Jul 2025 12:55:44 +0200 [thread overview]
Message-ID: <5502b2eb-f6d1-4ece-b918-1c8561a92607@oss.qualcomm.com> (raw)
In-Reply-To: <03806d02-1cfc-4db2-8b63-c1e51f5456e2@oss.qualcomm.com>
On 7/17/25 12:46 PM, Baochen Qiang wrote:
>
>
> On 7/17/2025 6:31 PM, Manivannan Sadhasivam wrote:
>> On Thu, Jul 17, 2025 at 05:24:13PM GMT, Baochen Qiang wrote:
>>
[...]
>>> In addition, frequently I can see below AER warnings:
>>>
>>> [ 280.383143] aer_ratelimit: 30 callbacks suppressed
>>> [ 280.383151] pcieport 0000:00:1c.0: AER: Correctable error message received from
>>> 0000:00:1c.0
>>> [ 280.383177] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Correctable, type=Data Link
>>> Layer, (Transmitter ID)
>>> [ 280.383184] pcieport 0000:00:1c.0: device [8086:7ab8] error status/mask=00001000/00002000
>>> [ 280.383193] pcieport 0000:00:1c.0: [12] Timeout
>>>
>>
>> I don't see any AER errors either.
>
> My WLAN chip is attached via a PCIe-to-M.2 adapter, maybe some hardware issue? However I
> never saw them until your changes applied.
It'd be useful to know whether that's a Qualcomm platform running
an upstream-ish kernel, or some other host - we've had platform-
specific issues in the past and the necessary margining/tuning presets
were only introduced recently
Konrad
next prev parent reply other threads:[~2025-07-17 12:32 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-16 12:56 [PATCH 0/6] PCI/ASPM: Fix pci_enable_link_state*() APIs behavior Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 1/6] PCI/ASPM: Fix the behavior of pci_enable_link_state*() APIs Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 2/6] PCI/ASPM: Transition the device to D0 (if required) inside pci_enable_link_state_locked() API Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 20:56 ` Bjorn Helgaas
2025-07-17 7:36 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 3/6] PCI/ASPM: Improve the kernel-doc for pci_disable_link_state*() APIs Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 4/6] wifi: ath12k: Use pci_{enable/disable}_link_state() APIs to enable/disable ASPM states Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-17 6:59 ` kernel test robot
2025-07-18 8:22 ` Manivannan Sadhasivam
2025-07-17 9:24 ` Baochen Qiang
2025-07-17 10:31 ` Manivannan Sadhasivam
2025-07-17 10:46 ` Baochen Qiang
2025-07-17 10:55 ` Konrad Dybcio [this message]
2025-07-17 10:59 ` Baochen Qiang
2025-07-17 11:29 ` Manivannan Sadhasivam
2025-07-18 2:05 ` Baochen Qiang
2025-07-18 7:57 ` Manivannan Sadhasivam
2025-07-18 8:03 ` Krishna Chaitanya Chundru
2025-07-18 8:12 ` Manivannan Sadhasivam
2025-07-18 8:17 ` Krishna Chaitanya Chundru
2025-07-18 10:20 ` Manivannan Sadhasivam
2025-07-18 11:05 ` Baochen Qiang
2025-07-18 11:49 ` Manivannan Sadhasivam
2025-07-18 16:26 ` Bjorn Helgaas
2025-07-18 17:19 ` Manivannan Sadhasivam
2025-07-21 8:04 ` Ilpo Järvinen
2025-07-21 8:29 ` Manivannan Sadhasivam
2025-07-21 10:09 ` Ilpo Järvinen
2025-07-21 11:08 ` Manivannan Sadhasivam
2025-07-21 11:28 ` Ilpo Järvinen
2025-08-07 10:03 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 5/6] wifi: ath11k: " Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 12:56 ` [PATCH 6/6] wifi: ath10k: " Manivannan Sadhasivam via B4 Relay
2025-07-16 12:56 ` Manivannan Sadhasivam
2025-07-16 17:11 ` [PATCH 0/6] PCI/ASPM: Fix pci_enable_link_state*() APIs behavior Jeff Johnson
2025-07-18 7:58 ` Manivannan Sadhasivam
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