* [linux-next:master 6248/13846] drivers/pci/controller/dwc/pci-imx6.c:1973 imx_pcie_probe() warn: missing unwind goto?
@ 2026-08-10 1:49 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-08-10 1:49 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Richard Zhu <hongxing.zhu@nxp.com>
CC: Manivannan Sadhasivam <mani@kernel.org>
CC: Frank Li <Frank.Li@nxp.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 6b8c8af514d739d0335f5579b585e02babe8a727
commit: c2b9620359b759d2c73be47689b3a344cb4e091b [6248/13846] PCI: imx6: Add runtime PM support for i.MX95
:::::: branch date: 2 days ago
:::::: commit date: 3 weeks ago
config: sparc-randconfig-r072-20260809 (https://download.01.org/0day-ci/archive/20260810/202608100834.l0HO9Onh-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 16.1.0
smatch: v0.5.0-9187-g5189e3fb
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202608100834.l0HO9Onh-lkp@intel.com/
smatch warnings:
drivers/pci/controller/dwc/pci-imx6.c:1973 imx_pcie_probe() warn: missing unwind goto?
vim +1973 drivers/pci/controller/dwc/pci-imx6.c
0ee2c1f2429f74 drivers/pci/controller/dwc/pci-imx6.c Leonard Crestez 2018-08-27 1781
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1782 static int imx_pcie_probe(struct platform_device *pdev)
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1783 {
13957652f7242a drivers/pci/host/pci-imx6.c Bjorn Helgaas 2016-10-06 1784 struct device *dev = &pdev->dev;
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1785 struct dw_pcie *pci;
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1786 struct imx_pcie *imx_pcie;
13957652f7242a drivers/pci/host/pci-imx6.c Bjorn Helgaas 2016-10-06 1787 struct device_node *node = dev->of_node;
d8574ce57d760a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-12-11 1788 int i, ret, domain;
75cb8d20c112ab drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2018-12-21 1789 u16 val;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1790
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1791 imx_pcie = devm_kzalloc(dev, sizeof(*imx_pcie), GFP_KERNEL);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1792 if (!imx_pcie)
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1793 return -ENOMEM;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1794
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1795 pci = devm_kzalloc(dev, sizeof(*pci), GFP_KERNEL);
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1796 if (!pci)
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1797 return -ENOMEM;
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1798
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1799 pci->dev = dev;
442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1800 pci->ops = &dw_pcie_ops;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1801
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1802 imx_pcie->pci = pci;
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1803 imx_pcie->drvdata = of_device_get_match_data(dev);
e3c06cd063d69d drivers/pci/host/pci-imx6.c Christoph Fritz 2016-04-05 1804
ce4c4301728541 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1805 mutex_init(&imx_pcie->lock);
ce4c4301728541 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1806
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1807 if (imx_pcie->drvdata->ops)
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1808 pci->pp.ops = imx_pcie->drvdata->ops;
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1809 else
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1810 pci->pp.ops = &imx_pcie_host_dw_pme_ops;
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1811
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1812 /* Find the PHY if one is defined, only imx7d uses it */
3b55079d638780 drivers/pci/controller/dwc/pci-imx6.c Felix Gu 2026-01-24 1813 struct device_node *np __free(device_node) =
3b55079d638780 drivers/pci/controller/dwc/pci-imx6.c Felix Gu 2026-01-24 1814 of_parse_phandle(node, "fsl,imx7d-pcie-phy", 0);
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1815 if (np) {
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1816 struct resource res;
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1817
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1818 ret = of_address_to_resource(np, 0, &res);
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1819 if (ret) {
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1820 dev_err(dev, "Unable to map PCIe PHY\n");
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1821 return ret;
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1822 }
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1823 imx_pcie->phy_base = devm_ioremap_resource(dev, &res);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1824 if (IS_ERR(imx_pcie->phy_base))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1825 return PTR_ERR(imx_pcie->phy_base);
1df82ec4660099 drivers/pci/controller/dwc/pci-imx6.c Trent Piepho 2019-02-05 1826 }
e3c06cd063d69d drivers/pci/host/pci-imx6.c Christoph Fritz 2016-04-05 1827
6a40185838759c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1828 /* Fetch clocks */
f6a1fdfc78e203 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1829 imx_pcie->num_clks = devm_clk_bulk_get_all(dev, &imx_pcie->clks);
f6a1fdfc78e203 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1830 if (imx_pcie->num_clks < 0)
f6a1fdfc78e203 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1831 return dev_err_probe(dev, imx_pcie->num_clks,
f6a1fdfc78e203 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1832 "failed to get clocks\n");
d8574ce57d760a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-12-11 1833 for (i = 0; i < imx_pcie->num_clks; i++)
d8574ce57d760a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-12-11 1834 if (strncmp(imx_pcie->clks[i].id, "extref", 6) == 0)
d8574ce57d760a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-12-11 1835 imx_pcie->enable_ext_refclk = true;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1836
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1837 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHYDRV)) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1838 imx_pcie->phy = devm_phy_get(dev, "pcie-phy");
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1839 if (IS_ERR(imx_pcie->phy))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1840 return dev_err_probe(dev, PTR_ERR(imx_pcie->phy),
4e37c2f48712d5 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1841 "failed to get pcie phy\n");
4e37c2f48712d5 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1842 }
4e37c2f48712d5 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1843
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1844 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_APP_RESET)) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1845 imx_pcie->apps_reset = devm_reset_control_get_exclusive(dev, "apps");
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1846 if (IS_ERR(imx_pcie->apps_reset))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1847 return dev_err_probe(dev, PTR_ERR(imx_pcie->apps_reset),
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1848 "failed to get pcie apps reset control\n");
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1849 }
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1850
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1851 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHY_RESET)) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1852 imx_pcie->pciephy_reset = devm_reset_control_get_exclusive(dev, "pciephy");
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1853 if (IS_ERR(imx_pcie->pciephy_reset))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1854 return dev_err_probe(dev, PTR_ERR(imx_pcie->pciephy_reset),
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1855 "Failed to get PCIEPHY reset control\n");
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1856 }
0c9651c21f2a09 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1857
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1858 switch (imx_pcie->drvdata->variant) {
2d8ed461dbc9bc drivers/pci/controller/dwc/pci-imx6.c Andrey Smirnov 2019-02-01 1859 case IMX8MQ:
530ba41250b69d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2023-01-16 1860 case IMX8MQ_EP:
81d1d214e171c9 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1861 domain = of_get_pci_domain_nr(node);
81d1d214e171c9 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1862 if (domain < 0 || domain > 1)
81d1d214e171c9 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1863 return dev_err_probe(dev, -ENODEV, "no \"linux,pci-domain\" property in devicetree\n");
81d1d214e171c9 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1864
81d1d214e171c9 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-02-26 1865 imx_pcie->controller_id = domain;
9b3fe6796d7c0e drivers/pci/dwc/pci-imx6.c Andrey Smirnov 2017-03-28 1866 break;
9b3fe6796d7c0e drivers/pci/dwc/pci-imx6.c Andrey Smirnov 2017-03-28 1867 default:
9b3fe6796d7c0e drivers/pci/dwc/pci-imx6.c Andrey Smirnov 2017-03-28 1868 break;
e3c06cd063d69d drivers/pci/host/pci-imx6.c Christoph Fritz 2016-04-05 1869 }
e3c06cd063d69d drivers/pci/host/pci-imx6.c Christoph Fritz 2016-04-05 1870
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1871 if (imx_pcie->drvdata->gpr) {
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1872 /* Grab GPR config register range */
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1873 imx_pcie->iomuxc_gpr =
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1874 syscon_regmap_lookup_by_compatible(imx_pcie->drvdata->gpr);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1875 if (IS_ERR(imx_pcie->iomuxc_gpr))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1876 return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr),
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1877 "unable to find iomuxc registers\n");
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1878 }
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1879
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1880 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_SERDES)) {
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1881 void __iomem *off = devm_platform_ioremap_resource_byname(pdev, "app");
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1882
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1883 if (IS_ERR(off))
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1884 return dev_err_probe(dev, PTR_ERR(off),
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1885 "unable to find serdes registers\n");
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1886
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1887 static const struct regmap_config regmap_config = {
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1888 .reg_bits = 32,
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1889 .val_bits = 32,
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1890 .reg_stride = 4,
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1891 };
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1892
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1893 imx_pcie->iomuxc_gpr = devm_regmap_init_mmio(dev, off, ®map_config);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1894 if (IS_ERR(imx_pcie->iomuxc_gpr))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1895 return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr),
f5c04da3a12b0a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1896 "unable to find iomuxc registers\n");
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1897 }
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1898
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1899 /* Grab PCIe PHY Tx Settings */
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1900 if (of_property_read_u32(node, "fsl,tx-deemph-gen1",
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1901 &imx_pcie->tx_deemph_gen1))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1902 imx_pcie->tx_deemph_gen1 = 0;
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1903
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1904 if (of_property_read_u32(node, "fsl,tx-deemph-gen2-3p5db",
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1905 &imx_pcie->tx_deemph_gen2_3p5db))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1906 imx_pcie->tx_deemph_gen2_3p5db = 0;
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1907
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1908 if (of_property_read_u32(node, "fsl,tx-deemph-gen2-6db",
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1909 &imx_pcie->tx_deemph_gen2_6db))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1910 imx_pcie->tx_deemph_gen2_6db = 20;
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1911
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1912 if (of_property_read_u32(node, "fsl,tx-swing-full",
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1913 &imx_pcie->tx_swing_full))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1914 imx_pcie->tx_swing_full = 127;
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1915
28e3abe591e227 drivers/pci/host/pci-imx6.c Justin Waters 2016-01-15 1916 if (of_property_read_u32(node, "fsl,tx-swing-low",
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1917 &imx_pcie->tx_swing_low))
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1918 imx_pcie->tx_swing_low = 127;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1919
a5fcec480f25eb drivers/pci/host/pci-imx6.c Tim Harvey 2016-04-19 1920 /* Limit link speed */
2cebf68a24abb0 drivers/pci/controller/dwc/pci-imx6.c Manivannan Sadhasivam 2024-09-11 1921 pci->max_link_speed = 1;
2cebf68a24abb0 drivers/pci/controller/dwc/pci-imx6.c Manivannan Sadhasivam 2024-09-11 1922 of_property_read_u32(node, "fsl,max-link-speed", &pci->max_link_speed);
a152a90f539095 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-01-06 1923 imx_pcie->supports_clkreq = of_property_read_bool(node, "supports-clkreq");
a5fcec480f25eb drivers/pci/host/pci-imx6.c Tim Harvey 2016-04-19 1924
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1925 imx_pcie->vpcie_aux = devm_regulator_get_optional(&pdev->dev,
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1926 "vpcie3v3aux");
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1927 if (IS_ERR(imx_pcie->vpcie_aux)) {
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1928 if (PTR_ERR(imx_pcie->vpcie_aux) != -ENODEV)
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1929 return PTR_ERR(imx_pcie->vpcie_aux);
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1930 imx_pcie->vpcie_aux = NULL;
610fa91d9863d9 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-04-22 1931 }
c221cbf8dc547e drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2025-08-20 1932
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1933 imx_pcie->vpcie = devm_regulator_get_optional(&pdev->dev, "vpcie");
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1934 if (IS_ERR(imx_pcie->vpcie)) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1935 if (PTR_ERR(imx_pcie->vpcie) != -ENODEV)
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1936 return PTR_ERR(imx_pcie->vpcie);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1937 imx_pcie->vpcie = NULL;
c26ebe98a10347 drivers/pci/dwc/pci-imx6.c Quentin Schulz 2017-06-08 1938 }
c26ebe98a10347 drivers/pci/dwc/pci-imx6.c Quentin Schulz 2017-06-08 1939
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1940 imx_pcie->vph = devm_regulator_get_optional(&pdev->dev, "vph");
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1941 if (IS_ERR(imx_pcie->vph)) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1942 if (PTR_ERR(imx_pcie->vph) != -ENODEV)
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1943 return PTR_ERR(imx_pcie->vph);
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1944 imx_pcie->vph = NULL;
d2ce69ca251690 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2021-06-04 1945 }
d2ce69ca251690 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2021-06-04 1946
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1947 platform_set_drvdata(pdev, imx_pcie);
9bcf0a6fdc5062 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1948
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1949 ret = imx_pcie_attach_pd(dev);
3f7cceeab895fc drivers/pci/controller/dwc/pci-imx6.c Leonard Crestez 2018-10-08 1950 if (ret)
3f7cceeab895fc drivers/pci/controller/dwc/pci-imx6.c Leonard Crestez 2018-10-08 1951 return ret;
3f7cceeab895fc drivers/pci/controller/dwc/pci-imx6.c Leonard Crestez 2018-10-08 1952
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1953 ret = pci_pwrctrl_create_devices(dev);
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1954 if (ret)
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1955 return dev_err_probe(dev, ret, "failed to create pwrctrl devices\n");
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1956
b9812179f60159 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-03-15 1957 pci->use_parent_dt_ranges = true;
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1958 if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) {
d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1959 ret = imx_add_pcie_ep(imx_pcie, pdev);
75c2f26da03f93 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2023-01-16 1960 if (ret < 0)
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1961 goto err_pwrctrl_destroy;
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1962
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1963 /*
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1964 * FIXME: Only single Device (EPF) is supported due to the
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1965 * Endpoint framework limitation.
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1966 */
234b9258c6907c drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-07-10 1967 imx_pcie_add_lut_by_rid(imx_pcie, 0);
75c2f26da03f93 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2023-01-16 1968 } else {
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1969 if (imx_pcie->drvdata->flags & IMX_PCIE_FLAG_PM_RUNTIME) {
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1970 pm_runtime_no_callbacks(dev);
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1971 ret = devm_pm_runtime_set_active_enabled(dev);
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1972 if (ret < 0)
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 @1973 return ret;
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1974 }
c2b9620359b759 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-07-15 1975
58a17b2647ba5a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-01-14 1976 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SKIP_L23_READY))
58a17b2647ba5a drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-01-14 1977 pci->pp.skip_l23_ready = true;
3a4e8302e72f83 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-03-31 1978 if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_KEEP_MSI_CAP))
3a4e8302e72f83 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2026-03-31 1979 pci->pp.keep_rp_msi_en = true;
a528d1a725974d drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-26 1980 pci->pp.use_atu_msg = true;
60f5b73fa0f298 drivers/pci/controller/dwc/pci-imx6.c Rob Herring 2020-11-05 1981 ret = dw_pcie_host_init(&pci->pp);
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1982 if (ret < 0)
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1983 goto err_pwrctrl_destroy;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1984
75cb8d20c112ab drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2018-12-21 1985 if (pci_msi_enabled()) {
201a8df899525b drivers/pci/controller/dwc/pci-imx6.c Rob Herring 2020-08-20 1986 u8 offset = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI);
75c2f26da03f93 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2023-01-16 1987
201a8df899525b drivers/pci/controller/dwc/pci-imx6.c Rob Herring 2020-08-20 1988 val = dw_pcie_readw_dbi(pci, offset + PCI_MSI_FLAGS);
75cb8d20c112ab drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2018-12-21 1989 val |= PCI_MSI_FLAGS_ENABLE;
201a8df899525b drivers/pci/controller/dwc/pci-imx6.c Rob Herring 2020-08-20 1990 dw_pcie_writew_dbi(pci, offset + PCI_MSI_FLAGS, val);
75cb8d20c112ab drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2018-12-21 1991 }
75c2f26da03f93 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2023-01-16 1992 }
75cb8d20c112ab drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2018-12-21 1993
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1994 return 0;
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1995
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1996 err_pwrctrl_destroy:
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1997 if (ret != -EPROBE_DEFER)
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1998 pci_pwrctrl_destroy_devices(dev);
2c5768344f88b8 drivers/pci/controller/dwc/pci-imx6.c Sherry Sun 2026-07-13 1999 return ret;
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 2000 }
bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 2001
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-08-10 1:49 [linux-next:master 6248/13846] drivers/pci/controller/dwc/pci-imx6.c:1973 imx_pcie_probe() warn: missing unwind goto? kernel test robot
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