From 5bd3c9d5565a40e3494867fa501e45be53d5e49a Mon Sep 17 00:00:00 2001 From: Xiaowei Bao Date: Fri, 26 Oct 2018 09:56:24 +0800 Subject: [PATCH] pci: layerscape: Modify the EP and RC mode judge method Modify the RC and EP mode judge method, save the mode as a variable, the variable will be used by other function. Signed-off-by: Xiaowei Bao Reviewed-by: York Sun --- drivers/pci/pcie_layerscape.c | 18 ++++++++---------- drivers/pci/pcie_layerscape.h | 1 + 2 files changed, 9 insertions(+), 10 deletions(-) diff --git a/drivers/pci/pcie_layerscape.c b/drivers/pci/pcie_layerscape.c index 3b7377a6eb..17cba46ebe 100644 --- a/drivers/pci/pcie_layerscape.c +++ b/drivers/pci/pcie_layerscape.c @@ -438,9 +438,7 @@ static int ls_pcie_probe(struct udevice *dev) struct ls_pcie *pcie = dev_get_priv(dev); const void *fdt = gd->fdt_blob; int node = dev_of_offset(dev); - u8 header_type; u16 link_sta; - bool ep_mode; uint svr; int ret; fdt_size_t cfg_size; @@ -524,15 +522,15 @@ static int ls_pcie_probe(struct udevice *dev) (unsigned long)pcie->ctrl, (unsigned long)pcie->cfg0, pcie->big_endian); - header_type = readb(pcie->dbi + PCI_HEADER_TYPE); - ep_mode = (header_type & 0x7f) == PCI_HEADER_TYPE_NORMAL; - printf("PCIe%u: %s %s", pcie->idx, dev->name, - ep_mode ? "Endpoint" : "Root Complex"); + pcie->mode = readb(pcie->dbi + PCI_HEADER_TYPE) & 0x7f; - if (ep_mode) - ls_pcie_setup_ep(pcie); - else - ls_pcie_setup_ctrl(pcie); + if (pcie->mode == PCI_HEADER_TYPE_NORMAL) { + printf("PCIe%u: %s %s", pcie->idx, dev->name, "Endpoint"); + ls_pcie_setup_ep(pcie); + } else { + printf("PCIe%u: %s %s", pcie->idx, dev->name, "Root Complex"); + ls_pcie_setup_ctrl(pcie); + } if (!ls_pcie_link_up(pcie)) { /* Let the user know there's no PCIe link */ diff --git a/drivers/pci/pcie_layerscape.h b/drivers/pci/pcie_layerscape.h index 8770b44a1f..ddfbba6538 100644 --- a/drivers/pci/pcie_layerscape.h +++ b/drivers/pci/pcie_layerscape.h @@ -144,6 +144,7 @@ struct ls_pcie { bool big_endian; bool enabled; int next_lut_index; + int mode; }; extern struct list_head ls_pcie_list;