Re: [PATCH v4 04/10] PCI: qcom-ep: Drop 'Link is enabled' from the debug message for BME event

From: Niklas Cassel
Date: Tue Apr 30 2024 - 04:05:59 EST


On Tue, Apr 30, 2024 at 11:43:45AM +0530, Manivannan Sadhasivam wrote:
> Bus Master Enable (BME) event that is generated by the Qcom PCIe EP
> controller due to host setting the Bus Master Enable bit in the Command
> register doesn't have anything to do with the PCIe link.
>
> Hence, drop the bogus statement.
>
> Suggested-by: Bjorn Helgaas <helgaas@xxxxxxxxxx>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> ---
> drivers/pci/controller/dwc/pcie-qcom-ep.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c
> index f6e925d434f6..dcac177b55fb 100644
> --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c
> +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c
> @@ -636,7 +636,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data)
> pcie_ep->link_status = QCOM_PCIE_EP_LINK_DOWN;
> pci_epc_linkdown(pci->ep.epc);
> } else if (FIELD_GET(PARF_INT_ALL_BME, status)) {
> - dev_dbg(dev, "Received Bus Master Enable event. Link is enabled!\n");
> + dev_dbg(dev, "Received Bus Master Enable event\n");
> pcie_ep->link_status = QCOM_PCIE_EP_LINK_ENABLED;
> qcom_pcie_ep_icc_update(pcie_ep);
> pci_epc_bus_master_enable_notify(pci->ep.epc);
>
> --
> 2.25.1
>

Reviewed-by: Niklas Cassel <cassel@xxxxxxxxxx>