[PATCH v5 6/6] PCI: qcom: Enable ASPM disabling during link retraining
Manivannan Sadhasivam
mani at kernel.org
Tue Sep 1 01:08:30 PDT 2026
On Wed, Aug 19, 2026 at 06:55:57PM +0530, Krishna Chaitanya Chundru wrote:
> Set the disable_aspm_for_retrain flag in qcom_pcie_host_init() to ensure
> ASPM is disabled during link retraining operations. This prevents potential
> issues with link state transitions during bandwidth scaling on Qualcomm
> PCIe controllers.
>
Is it really a controller requirement or a device quirk?
> Signed-off-by: Krishna Chaitanya Chundru <krishnac at codeaurora.org>
You need to use OSS email.
- Mani
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