This callback can be used by the platform drivers to do configuration once
all the devices are scanned. Like changing LNKCTL of all downstream devices
to enable ASPM etc...
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
drivers/pci/controller/dwc/pcie-designware-host.c | 3 +++
drivers/pci/controller/dwc/pcie-designware.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
index cf61733bf78d..5ad42cdc2325 100644
--- a/drivers/pci/controller/dwc/pcie-designware-host.c
+++ b/drivers/pci/controller/dwc/pcie-designware-host.c
@@ -505,6 +505,9 @@ int dw_pcie_host_init(struct dw_pcie_rp *pp)
if (ret)
goto err_stop_link;
+ if (pp->ops->host_post_init)
+ pp->ops->host_post_init(pp);
+
return 0;
err_stop_link:
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index 615660640801..e595ae9456da 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -291,6 +291,7 @@ enum dw_pcie_core_rst {
struct dw_pcie_host_ops {
int (*host_init)(struct dw_pcie_rp *pp);
void (*host_deinit)(struct dw_pcie_rp *pp);
+ void (*host_post_init)(struct dw_pcie_rp *pp);
int (*msi_host_init)(struct dw_pcie_rp *pp);
};
--
2.25.1
