Move specific features settings from EP shared code
(pcie-designware-ep.c) to the driver (pcie-designware-plat.c).
Previous implementation disables the EP link notification
by default for all SoCs that uses EP DesignWare IP, which affects
directly the dra7xx and artpec6 SoCs.
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@xxxxxxxxxxxx>
Acked-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
Change v8->v9:
- Created patch file.
Change v9->v10:
- Nothing changed, just to follow the patch set version.
Change v10->v11:
- Missed Kishon acknowledge.
drivers/pci/controller/dwc/pcie-designware-ep.c | 14 ++++++--------
drivers/pci/controller/dwc/pcie-designware-plat.c | 3 +++
2 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index 8650416..04092a7 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -386,15 +386,18 @@ int dw_pcie_ep_init(struct dw_pcie_ep *ep)
return -ENOMEM;
ep->outbound_addr = addr;
- if (ep->ops->ep_init)
- ep->ops->ep_init(ep);
-
epc = devm_pci_epc_create(dev, &epc_ops);
if (IS_ERR(epc)) {
dev_err(dev, "Failed to create epc device\n");
return PTR_ERR(epc);
}
+ ep->epc = epc;
+ epc_set_drvdata(epc, ep);
+
+ if (ep->ops->ep_init)
+ ep->ops->ep_init(ep);
+
ret = of_property_read_u8(np, "max-functions", &epc->max_functions);
if (ret < 0)
epc->max_functions = 1;
@@ -413,11 +416,6 @@ int dw_pcie_ep_init(struct dw_pcie_ep *ep)
return -ENOMEM;
}
- epc->features = EPC_FEATURE_NO_LINKUP_NOTIFIER;
- EPC_FEATURE_SET_BAR(epc->features, BAR_0);
-
- ep->epc = epc;
- epc_set_drvdata(epc, ep);
dw_pcie_setup(pci);
return 0;
diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c
index 5937fed..0ce3440 100644
--- a/drivers/pci/controller/dwc/pcie-designware-plat.c
+++ b/drivers/pci/controller/dwc/pcie-designware-plat.c
@@ -70,10 +70,13 @@ static const struct dw_pcie_ops dw_pcie_ops = {
static void dw_plat_pcie_ep_init(struct dw_pcie_ep *ep)
{
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
+ struct pci_epc *epc = ep->epc;
enum pci_barno bar;
for (bar = BAR_0; bar <= BAR_5; bar++)
dw_pcie_ep_reset_bar(pci, bar);
+
+ epc->features |= EPC_FEATURE_NO_LINKUP_NOTIFIER;
}
static int dw_plat_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
--
2.7.4
--
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