[PATCH v4 14/16] PCI: dwc: spear13xx: Use cached PCIe capability offset
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SUPERSEDED
From: Hans Zhang <18255117159@163.com>
Date: 2026-10-27 12:29:15
Also in:
imx, linux-amlogic, linux-arm-msm, linux-pci, linux-riscv, linux-rockchip, linux-tegra, lkml, spacemit
Subsystem:
pci native host bridge and endpoint drivers, pci subsystem, pcie driver for st spear13xx, the rest · Maintainers:
Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Pratyush Anand, Linus Torvalds
Status: Superseded by v5 (posted 2026-10-28). [go to v5]
Revision v4 (2 revisions archived).
Revisions (2)
- v4 current
- v5 [diff against previous]
spear13xx_pcie_host_init() runs from the .init callback with the controller already enabled. Replace the capability search with dw_pcie_get_pcie_cap() and store the offset in a u8. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/controller/dwc/pcie-spear13xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/controller/dwc/pcie-spear13xx.c b/drivers/pci/controller/dwc/pcie-spear13xx.c
index 01794a9d3ad2..6e4c11b497d4 100644
--- a/drivers/pci/controller/dwc/pcie-spear13xx.c
+++ b/drivers/pci/controller/dwc/pcie-spear13xx.c@@ -122,7 +122,7 @@ static int spear13xx_pcie_host_init(struct dw_pcie_rp *pp) { struct dw_pcie *pci = to_dw_pcie_from_pp(pp); struct spear13xx_pcie *spear13xx_pcie = to_spear13xx_pcie(pci); - u32 exp_cap_off = dw_pcie_find_capability(pci, PCI_CAP_ID_EXP); + u8 exp_cap_off = dw_pcie_get_pcie_cap(pci); u32 val; spear13xx_pcie->app_base = pci->dbi_base + 0x2000;
--
2.43.0