Messages in this thread | | | Date | Tue, 27 Feb 2024 08:44:53 +0530 | Subject | Re: [PATCH v7 3/7] PCI: qcom: Add ICC bandwidth vote for CPU to PCIe path | From | Krishna Chaitanya Chundru <> |
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On 2/24/2024 5:32 AM, Konrad Dybcio wrote: > On 23.02.2024 15:48, Krishna chaitanya chundru wrote: >> To access PCIe registers, PCIe BAR space, config space the CPU-PCIe >> ICC(interconnect consumers) path should be voted otherwise it may >> lead to NoC(Network on chip) timeout. We are surviving because of >> other driver vote for this path. >> As there is less access on this path compared to PCIe to mem path >> add minimum vote i.e 1KBps bandwidth always. >> >> In suspend remove the disable this path after register space access >> is done. >> >> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> >> Signed-off-by: Krishna chaitanya chundru <quic_krichai@quicinc.com> >> --- > > [...] > >> >> + /* Remove cpu path vote after all the register access is done */ >> + ret = icc_disable(pcie->icc_cpu); >> + if (ret) { >> + dev_err(dev, "failed to disable icc path of cpu-pcie: %d\n", ret); >> + if (pcie->suspended) { >> + qcom_pcie_host_init(&pcie->pci->pp); >> + pcie->suspended = false; >> + } >> + qcom_pcie_icc_opp_update(pcie); > > This doesn't compile (you rename it in patch 6, this is patch 3) > > Konrad > I will fix this in my next series.
- Krishna Chaitanya.
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