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authorHans Zhang <[email protected]>2025-05-10 16:07:08 +0000
committerManivannan Sadhasivam <[email protected]>2025-05-13 09:12:59 +0000
commitf46bfb1d3c6a601caad90eb3c11a1e1e17cccb1a (patch)
treec4e059220b319d991a827ef4791dbfa7ed1d89f4 /drivers/pci/controller/dwc/pci-exynos.c
parentPCI: dw-rockchip: Fix PHY function call sequence in rockchip_pcie_phy_deinit() (diff)
downloadkernel-f46bfb1d3c6a601caad90eb3c11a1e1e17cccb1a.tar.gz
kernel-f46bfb1d3c6a601caad90eb3c11a1e1e17cccb1a.zip
PCI: dwc: Return bool from link up check
PCIe link status check is supposed to return a boolean to indicate whether the link is up or not. So, modify the link_up callbacks and dw_pcie_link_up() function to return bool instead of int. Signed-off-by: Hans Zhang <[email protected]> [mani: commit message reword] Signed-off-by: Manivannan Sadhasivam <[email protected]> Reviewed-by: Manivannan Sadhasivam <[email protected]> Reviewed-by: Niklas Cassel <[email protected]> Link: https://patch.msgid.link/[email protected]
Diffstat (limited to 'drivers/pci/controller/dwc/pci-exynos.c')
-rw-r--r--drivers/pci/controller/dwc/pci-exynos.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/pci/controller/dwc/pci-exynos.c b/drivers/pci/controller/dwc/pci-exynos.c
index ace736b025b1..1f0e98d07109 100644
--- a/drivers/pci/controller/dwc/pci-exynos.c
+++ b/drivers/pci/controller/dwc/pci-exynos.c
@@ -209,12 +209,12 @@ static struct pci_ops exynos_pci_ops = {
.write = exynos_pcie_wr_own_conf,
};
-static int exynos_pcie_link_up(struct dw_pcie *pci)
+static bool exynos_pcie_link_up(struct dw_pcie *pci)
{
struct exynos_pcie *ep = to_exynos_pcie(pci);
u32 val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_RDLH_LINKUP);
- return (val & PCIE_ELBI_XMLH_LINKUP);
+ return val & PCIE_ELBI_XMLH_LINKUP;
}
static int exynos_pcie_host_init(struct dw_pcie_rp *pp)