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[PATCHv4,2/9] PCI: layerscape: move STRFMR1 access out from the DBI write-enable bracket

Message ID 20170823060856.9387-3-Zhiqiang.Hou@nxp.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Z.Q. Hou Aug. 23, 2017, 6:08 a.m. UTC 
From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>

The STRFMR1 is not a DBI read-only register, so move it out from the
write-enable bracket.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
---
V4:
 - no change

 drivers/pci/dwc/pci-layerscape.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/pci/dwc/pci-layerscape.c b/drivers/pci/dwc/pci-layerscape.c
index aebefb42377a..c16940044ed6 100644
--- a/drivers/pci/dwc/pci-layerscape.c
+++ b/drivers/pci/dwc/pci-layerscape.c
@@ -162,9 +162,10 @@  static int ls_pcie_host_init(struct pcie_port *pp)
 	iowrite32(1, pci->dbi_base + PCIE_DBI_RO_WR_EN);
 	ls_pcie_fix_class(pcie);
 	ls_pcie_clear_multifunction(pcie);
-	ls_pcie_drop_msg_tlp(pcie);
 	iowrite32(0, pci->dbi_base + PCIE_DBI_RO_WR_EN);
 
+	ls_pcie_drop_msg_tlp(pcie);
+
 	dw_pcie_setup_rc(pp);
 
 	return 0;