From 8d184d4b652bad455e17d2d0e451c0e08e112f34 Mon Sep 17 00:00:00 2001 From: Minda Chen Date: Mon, 7 Aug 2023 16:53:35 +0800 Subject: [PATCH] pci: plda: Get correct ECAM offset in multiple PCIe RC case Get the correct ECAM offset and record the secondary bus number in Multiple RC case. Signed-off-by: Minda Chen Reviewed-by: Leo Yu-Chi Liang --- 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); }