| Message ID | 20240606-pci-deinit-v1-5-4395534520dc@linaro.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | PCI: endpoint: Add EPC 'deinit' event and dw_pcie_ep_linkdown() API | expand |
On Thu, Jun 06, 2024 at 12:56:38PM +0530, Manivannan Sadhasivam wrote: > Now that the API is available, let's make use of it. It also handles the > reinitialization of DWC non-sticky registers in addition to sending the > notification to EPF drivers. > > Reported-by: Bjorn Helgaas <helgaas@kernel.org> > Closes: https://lore.kernel.org/linux-pci/20240528195539.GA458945@bhelgaas/ > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Reviewed-by: Frank Li <Frank.Li@nxp.com> > --- > drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c > index 35bb481564c7..a4a800699f89 100644 > --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c > +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c > @@ -104,7 +104,7 @@ static irqreturn_t ls_pcie_ep_event_handler(int irq, void *dev_id) > dev_dbg(pci->dev, "Link up\n"); > } else if (val & PEX_PF0_PME_MES_DR_LDD) { > dev_dbg(pci->dev, "Link down\n"); > - pci_epc_linkdown(pci->ep.epc); > + dw_pcie_ep_linkdown(&pci->ep); > } else if (val & PEX_PF0_PME_MES_DR_HRD) { > dev_dbg(pci->dev, "Hot reset\n"); > } > > -- > 2.25.1 >
On Thu, Jun 06, 2024 at 12:56:38PM +0530, Manivannan Sadhasivam wrote: > Now that the API is available, let's make use of it. It also handles the > reinitialization of DWC non-sticky registers in addition to sending the > notification to EPF drivers. > > Reported-by: Bjorn Helgaas <helgaas@kernel.org> > Closes: https://lore.kernel.org/linux-pci/20240528195539.GA458945@bhelgaas/ > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> > --- > drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c > index 35bb481564c7..a4a800699f89 100644 > --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c > +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c > @@ -104,7 +104,7 @@ static irqreturn_t ls_pcie_ep_event_handler(int irq, void *dev_id) > dev_dbg(pci->dev, "Link up\n"); > } else if (val & PEX_PF0_PME_MES_DR_LDD) { > dev_dbg(pci->dev, "Link down\n"); > - pci_epc_linkdown(pci->ep.epc); > + dw_pcie_ep_linkdown(&pci->ep); > } else if (val & PEX_PF0_PME_MES_DR_HRD) { > dev_dbg(pci->dev, "Hot reset\n"); > } > > -- > 2.25.1 > Reviewed-by: Niklas Cassel <cassel@kernel.org>
diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c index 35bb481564c7..a4a800699f89 100644 --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c @@ -104,7 +104,7 @@ static irqreturn_t ls_pcie_ep_event_handler(int irq, void *dev_id) dev_dbg(pci->dev, "Link up\n"); } else if (val & PEX_PF0_PME_MES_DR_LDD) { dev_dbg(pci->dev, "Link down\n"); - pci_epc_linkdown(pci->ep.epc); + dw_pcie_ep_linkdown(&pci->ep); } else if (val & PEX_PF0_PME_MES_DR_HRD) { dev_dbg(pci->dev, "Hot reset\n"); }
Now that the API is available, let's make use of it. It also handles the reinitialization of DWC non-sticky registers in addition to sending the notification to EPF drivers. Reported-by: Bjorn Helgaas <helgaas@kernel.org> Closes: https://lore.kernel.org/linux-pci/20240528195539.GA458945@bhelgaas/ Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> --- drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)