[PATCH v1 1/4] pci: plda: Get correct ECAM offset in multiple PCIe RC case

[Minda Chen]

Get the correct ECAM offset and record the secondary bus
number in Multiple RC case.

Signed-off-by: Minda Chen <minda.c...@starfivetech.com>
---
 drivers/pci/pcie_plda_common.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/pcie_plda_common.c b/drivers/pci/pcie_plda_common.c
index 005b92616a..cd74bb4711 100644
--- a/drivers/pci/pcie_plda_common.c
+++ b/drivers/pci/pcie_plda_common.c
@@ -36,8 +36,8 @@ static int plda_pcie_conf_address(const struct udevice *udev, 
pci_dev_t bdf,
                                  uint offset, void **paddr)
 {
        struct pcie_plda *priv = dev_get_priv(udev);
-       int where = PCIE_ECAM_OFFSET(PCI_BUS(bdf), PCI_DEV(bdf),
-                                    PCI_FUNC(bdf), offset);
+       int where = PCIE_ECAM_OFFSET(PCI_BUS(bdf) - dev_seq(udev),
+                                    PCI_DEV(bdf), PCI_FUNC(bdf), offset);
 
        if (!plda_pcie_addr_valid(priv, bdf))
                return -ENODEV;
@@ -71,6 +71,7 @@ int plda_pcie_config_write(struct udevice *udev, pci_dev_t 
bdf,
            (offset == PCI_PRIMARY_BUS && size != PCI_SIZE_8))) {
                priv->sec_busno =
                        ((offset == PCI_PRIMARY_BUS) ? (value >> 8) : value) & 
0xff;
+               priv->sec_busno += dev_seq(udev);
                debug("Secondary bus number was changed to %d\n",
                      priv->sec_busno);
        }
-- 
2.17.1