On Wed, Aug 16, 2023 at 11:53:16AM -0400, Frank Li wrote:

On Mon, Jul 31, 2023 at 11:06:31AM -0400, Frank Li wrote:

quoted

On Thu, Jul 20, 2023 at 09:58:33AM -0400, Frank Li wrote:

quoted

Add support to pass Link down notification to Endpoint function driver
so that the LINK_DOWN event can be processed by the function.

Acked-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---

@Lorenzo

Could you please consider pick both patches?
Manivannan already reviewed and only impact layerscape.

@lorenzo:
	ping

I will have a look tomorrow.

Lorenzo

quoted

Frank

quoted

Change from v2 to v4
 - none
Change from v1 to v2

 drivers/pci/controller/dwc/pci-layerscape-ep.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c
index de4c1758a6c3..e0969ff2ddf7 100644
--- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
+++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c

@@ -89,6 +89,7 @@ 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);
 	} else if (val & PEX_PF0_PME_MES_DR_HRD) {
 		dev_dbg(pci->dev, "Hot reset\n");
 	}

-- 
2.34.1