* Re: [PATCH v5 3/3] PCI: qcom: Program T_POWER_ON
[not found] <20260428-t_power_on_fux-v5-3-f1ef926a91ff@oss.qualcomm.com>
@ 2026-05-14 16:18 ` Bjorn Helgaas
0 siblings, 0 replies; only message in thread
From: Bjorn Helgaas @ 2026-05-14 16:18 UTC (permalink / raw)
To: Krishna Chaitanya Chundru
Cc: Manivannan Sadhasivam, Lorenzo Pieralisi,
Krzysztof Wilczyński, Rob Herring, Bjorn Helgaas, Jingoo Han,
linux-pci, linux-arm-msm, linux-kernel, mayank.rana,
quic_vbadigan
On Tue, Apr 28, 2026 at 02:07:17PM +0530, Krishna Chaitanya Chundru wrote:
> Some platforms have incorrect T_POWER_ON value programmed in hardware.
> Generally these will be corrected by bootloaders, but not all targets
> support bootloaders to program correct values due to that
> LTR_L1.2_THRESHOLD value calculated by aspm driver can be wrong, which
> can result in improper L1.2 exit behavior and if AER happens to be
> supported and enabled, the error may be *reported* via AER.
> ...
> + /* TODO: Need to move to DWC core once multi Root Port support is added. */
Can trivially be made to fit in 80 columns, e.g.,
/* TODO: Move to DWC core after multi Root Port support is added */
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2026-05-14 16:18 ` [PATCH v5 3/3] PCI: qcom: Program T_POWER_ON Bjorn Helgaas
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