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pci: layerscape: Fix the BARs disable function

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There is not any difference for disabling BARs in RC mode
between PCIe controllers with and without SRIOV.

Fixes: 80afc63fc3 ("pci: layerscape: add pci driver based on DM")
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
This commit is contained in:
Hou Zhiqiang 2019-12-17 10:10:43 +00:00 committed by Priyanka Jain
parent f8203e3bb5
commit 282d992e1a
1 changed files with 0 additions and 11 deletions
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11
drivers/pci/pcie_layerscape.c
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@ -312,17 +312,6 @@ static void ls_pcie_drop_msg_tlp(struct ls_pcie *pcie)
/* Disable all bars in RC mode */
static void ls_pcie_disable_bars(struct ls_pcie *pcie)
{
u32 sriov;
sriov = in_le32(pcie->dbi + PCIE_SRIOV);
/*
* TODO: For PCIe controller with SRIOV, the method to disable bars
* is different and more complex, so will add later.
*/
if (PCI_EXT_CAP_ID(sriov) == PCI_EXT_CAP_ID_SRIOV)
return;
dbi_writel(pcie, 0, PCIE_CS2_OFFSET + PCI_BASE_ADDRESS_0);
dbi_writel(pcie, 0, PCIE_CS2_OFFSET + PCI_BASE_ADDRESS_1);
dbi_writel(pcie, 0xfffffffe, PCIE_CS2_OFFSET + PCI_ROM_ADDRESS1);