diff options
Diffstat (limited to 'drivers/pci/controller')
| -rw-r--r-- | drivers/pci/controller/dwc/pci-imx6.c | 6 | ||||
| -rw-r--r-- | drivers/pci/controller/pci-rcar-gen2.c | 2 | ||||
| -rw-r--r-- | drivers/pci/controller/pcie-rockchip-host.c | 11 |
3 files changed, 8 insertions, 11 deletions
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 90df28c7cb0c..5fef2613b223 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -439,7 +439,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_TEST_POWERDOWN, 0); break; - case IMX6QP: /* FALLTHROUGH */ + case IMX6QP: case IMX6Q: /* power up core phy and enable ref clock */ regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, @@ -642,7 +642,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie) regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_RX_EQ_MASK, IMX6SX_GPR12_PCIE_RX_EQ_2); - /* FALLTHROUGH */ + fallthrough; default: regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6Q_GPR12_PCIE_CTL_2, 0 << 10); @@ -1105,7 +1105,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) dev_err(dev, "pcie_aux clock source missing or invalid\n"); return PTR_ERR(imx6_pcie->pcie_aux); } - /* fall through */ + fallthrough; case IMX7D: if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR) imx6_pcie->controller_id = 1; diff --git a/drivers/pci/controller/pci-rcar-gen2.c b/drivers/pci/controller/pci-rcar-gen2.c index c9530038ca9a..afde4aa8f6dc 100644 --- a/drivers/pci/controller/pci-rcar-gen2.c +++ b/drivers/pci/controller/pci-rcar-gen2.c @@ -223,7 +223,7 @@ static void rcar_pci_setup(struct rcar_pci_priv *priv) pr_warn("unknown window size %ld - defaulting to 256M\n", window_size); window_size = SZ_256M; - /* fall-through */ + fallthrough; case SZ_256M: val |= RCAR_USBCTR_PCIAHB_WIN1_256M; break; diff --git a/drivers/pci/controller/pcie-rockchip-host.c b/drivers/pci/controller/pcie-rockchip-host.c index 0bb2fb3e8a0b..9705059523a6 100644 --- a/drivers/pci/controller/pcie-rockchip-host.c +++ b/drivers/pci/controller/pcie-rockchip-host.c @@ -71,16 +71,13 @@ static void rockchip_pcie_update_txcredit_mui(struct rockchip_pcie *rockchip) static int rockchip_pcie_valid_device(struct rockchip_pcie *rockchip, struct pci_bus *bus, int dev) { - /* access only one slot on each root port */ - if (pci_is_root_bus(bus) && dev > 0) - return 0; - /* - * do not read more than one device on the bus directly attached + * Access only one slot on each root port. + * Do not read more than one device on the bus directly attached * to RC's downstream side. */ - if (pci_is_root_bus(bus->parent) && dev > 0) - return 0; + if (pci_is_root_bus(bus) || pci_is_root_bus(bus->parent)) + return dev == 0; return 1; } |