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authorKishon Vijay Abraham I <kishon@ti.com>2017-08-18 20:28:04 +0530
committerBjorn Helgaas <bhelgaas@google.com>2017-08-29 16:00:39 -0500
commit1d36eb58c34d0557b056e3724fd9de25e1ec90be (patch)
tree88dc7c80e8dba537ed09c9ce14812759ed7c8bca /drivers/pci
parent85aa13997444d7ac83da4094be513ad3fa2384b1 (diff)
downloadlinux-1d36eb58c34d0557b056e3724fd9de25e1ec90be.tar.bz2
PCI: designware-ep: Do not disable BARs during initialization
Some platforms like K2G has reserved use of BAR_0 which shouldn't be disabled by software. Avoid disabling all BARs during initialization. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/dwc/pcie-designware-ep.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/pci/dwc/pcie-designware-ep.c b/drivers/pci/dwc/pcie-designware-ep.c
index e70ebe3b9b6f..b3205df38d52 100644
--- a/drivers/pci/dwc/pcie-designware-ep.c
+++ b/drivers/pci/dwc/pcie-designware-ep.c
@@ -283,7 +283,6 @@ int dw_pcie_ep_init(struct dw_pcie_ep *ep)
{
int ret;
void *addr;
- enum pci_barno bar;
struct pci_epc *epc;
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
struct device *dev = pci->dev;
@@ -312,9 +311,6 @@ int dw_pcie_ep_init(struct dw_pcie_ep *ep)
return -ENOMEM;
ep->outbound_addr = addr;
- for (bar = BAR_0; bar <= BAR_5; bar++)
- dw_pcie_ep_reset_bar(pci, bar);
-
if (ep->ops->ep_init)
ep->ops->ep_init(ep);