[PATCH AUTOSEL 5.2 11/42] PCI: layerscape: Add the bar_fixed_64bit property to the endpoint driver

Sasha Levin sashal at kernel.org
Mon Sep 30 03:32:10 AEST 2019


From: Xiaowei Bao <xiaowei.bao at nxp.com>

[ Upstream commit fd5d16531a39322c3d7433d9f8a36203c9aaeddc ]

The layerscape PCIe controller have 4 BARs.

 BAR0 and BAR1 are 32bit, BAR2 and BAR4 are 64bit and that's a
fixed hardware configuration.

Set the bar_fixed_64bit variable accordingly.

Signed-off-by: Xiaowei Bao <xiaowei.bao at nxp.com>
[lorenzo.pieralisi at arm.com: commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi at arm.com>
Acked-by: Kishon Vijay Abraham I <kishon at ti.com>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
 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 be61d96cc95ed..ca9aa4501e7e9 100644
--- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
+++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c
@@ -44,6 +44,7 @@ static const struct pci_epc_features ls_pcie_epc_features = {
 	.linkup_notifier = false,
 	.msi_capable = true,
 	.msix_capable = false,
+	.bar_fixed_64bit = (1 << BAR_2) | (1 << BAR_4),
 };
 
 static const struct pci_epc_features*
-- 
2.20.1



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