tree: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next head: 19501c8805572d695bc694a761b3e61f0aa32ae4 commit: 7a6f84fed4abbee48ea03897340040dfced9ceee [15/20] Merge branch 'controller/imx6' config: arm-randconfig-002-20250115 (https://download.01.org/0day-ci/archive/20250115/202501151913.zNl1cXD5-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project f5cd181ffbb7cb61d582fe130d46580d5969d47a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250115/202501151913.zNl1cXD5-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202501151913.zNl1cXD5-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from drivers/pci/controller/dwc/pci-imx6.c:22: In file included from include/linux/pci.h:1647: In file included from include/linux/dmapool.h:14: In file included from include/linux/scatterlist.h:8: In file included from include/linux/mm.h:2223: include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ drivers/pci/controller/dwc/pci-imx6.c:1109:11: warning: variable 'sid' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized] 1109 | else if (!err_m) | ^~~~~~ drivers/pci/controller/dwc/pci-imx6.c:1112:41: note: uninitialized use occurs here 1112 | return imx_pcie_add_lut(imx_pcie, rid, sid); | ^~~ drivers/pci/controller/dwc/pci-imx6.c:1109:7: note: remove the 'if' if its condition is always true 1109 | else if (!err_m) | ^~~~~~~~~~~ 1110 | sid = sid_m & IMX95_SID_MASK; drivers/pci/controller/dwc/pci-imx6.c:1037:9: note: initialize the variable 'sid' to silence this warning 1037 | u32 sid; | ^ | = 0 >> drivers/pci/controller/dwc/pci-imx6.c:1224:35: error: use of undeclared identifier 'IMX_PCIE_FLAG_CPU_ADDR_FIXUP' 1224 | if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_CPU_ADDR_FIXUP)) | ^ drivers/pci/controller/dwc/pci-imx6.c:1360:34: warning: shift count >= width of type [-Wshift-count-overflow] 1360 | dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); | ^~~~~~~~~~~~~~~~ include/linux/dma-mapping.h:73:54: note: expanded from macro 'DMA_BIT_MASK' 73 | #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) | ^ ~~~ drivers/pci/controller/dwc/pci-imx6.c:1790:5: error: use of undeclared identifier 'IMX_PCIE_FLAG_CPU_ADDR_FIXUP' 1790 | IMX_PCIE_FLAG_CPU_ADDR_FIXUP | | ^ 3 warnings and 2 errors generated. vim +/IMX_PCIE_FLAG_CPU_ADDR_FIXUP +1224 drivers/pci/controller/dwc/pci-imx6.c bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1028 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1029 static int imx_pcie_enable_device(struct pci_host_bridge *bridge, bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1030 struct pci_dev *pdev) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1031 { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1032 struct imx_pcie *imx_pcie = to_imx_pcie(to_dw_pcie_from_pp(bridge->sysdata)); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1033 u32 sid_i, sid_m, rid = pci_dev_id(pdev); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1034 struct device_node *target; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1035 struct device *dev; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1036 int err_i, err_m; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1037 u32 sid; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1038 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1039 dev = imx_pcie->pci->dev; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1040 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1041 target = NULL; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1042 err_i = of_map_id(dev->of_node, rid, "iommu-map", "iommu-map-mask", bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1043 &target, &sid_i); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1044 if (target) { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1045 of_node_put(target); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1046 } else { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1047 /* bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1048 * "target == NULL && err_i == 0" means RID out of map range. bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1049 * Use 1:1 map RID to streamID. Hardware can't support this bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1050 * because the streamID is only 6 bits bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1051 */ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1052 err_i = -EINVAL; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1053 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1054 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1055 target = NULL; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1056 err_m = of_map_id(dev->of_node, rid, "msi-map", "msi-map-mask", bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1057 &target, &sid_m); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1058 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1059 /* bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1060 * err_m target bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1061 * 0 NULL RID out of range. Use 1:1 map RID to bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1062 * streamID, Current hardware can't bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1063 * support it, so return -EINVAL. bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1064 * != 0 NULL msi-map does not exist, use built-in MSI bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1065 * 0 != NULL Get correct streamID from RID bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1066 * != 0 != NULL Invalid combination bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1067 */ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1068 if (!err_m && !target) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1069 return -EINVAL; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1070 else if (target) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1071 of_node_put(target); /* Find streamID map entry for RID in msi-map */ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1072 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1073 /* bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1074 * msi-map iommu-map bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1075 * N N DWC MSI Ctrl bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1076 * Y Y ITS + SMMU, require the same SID bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1077 * Y N ITS bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1078 * N Y DWC MSI Ctrl + SMMU bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1079 */ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1080 if (err_i && err_m) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1081 return 0; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1082 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1083 if (!err_i && !err_m) { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1084 /* bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1085 * Glue Layer bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1086 * <==========> bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1087 * ┌─────┐ ┌──────────┐ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1088 * │ LUT │ 6-bit streamID │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1089 * │ │─────────────────►│ MSI │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1090 * └─────┘ 2-bit ctrl ID │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1091 * ┌───────────►│ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1092 * (i.MX95) │ │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1093 * 00 PCIe0 │ │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1094 * 01 ENETC │ │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1095 * 10 PCIe1 │ │ │ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1096 * │ └──────────┘ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1097 * The MSI glue layer auto adds 2 bits controller ID ahead of bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1098 * streamID, so mask these 2 bits to get streamID. The bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1099 * IOMMU glue layer doesn't do that. bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1100 */ bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1101 if (sid_i != (sid_m & IMX95_SID_MASK)) { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1102 dev_err(dev, "iommu-map and msi-map entries mismatch!\n"); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1103 return -EINVAL; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1104 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1105 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1106 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1107 if (!err_i) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1108 sid = sid_i; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 @1109 else if (!err_m) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1110 sid = sid_m & IMX95_SID_MASK; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1111 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1112 return imx_pcie_add_lut(imx_pcie, rid, sid); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1113 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1114 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1115 static void imx_pcie_disable_device(struct pci_host_bridge *bridge, bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1116 struct pci_dev *pdev) bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1117 { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1118 struct imx_pcie *imx_pcie; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1119 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1120 imx_pcie = to_imx_pcie(to_dw_pcie_from_pp(bridge->sysdata)); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1121 imx_pcie_remove_lut(imx_pcie, pci_dev_id(pdev)); bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1122 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1123 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1124 static int imx_pcie_host_init(struct dw_pcie_rp *pp) fa33a6d87eac1a drivers/pci/host/pci-imx6.c Marek Vasut 2013-12-12 1125 { 442ec4c04d1235 drivers/pci/dwc/pci-imx6.c Kishon Vijay Abraham I 2017-02-15 1126 struct dw_pcie *pci = to_dw_pcie_from_pp(pp); 9751f65db025a1 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1127 struct device *dev = pci->dev; d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1128 struct imx_pcie *imx_pcie = to_imx_pcie(pci); 9751f65db025a1 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1129 int ret; bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1130 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1131 if (imx_pcie->vpcie) { d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1132 ret = regulator_enable(imx_pcie->vpcie); f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1133 if (ret) { f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1134 dev_err(dev, "failed to enable vpcie regulator: %d\n", f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1135 ret); f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1136 return ret; f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1137 } f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1138 } f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1139 bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1140 if (pp->bridge && imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_LUT)) { bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1141 pp->bridge->enable_device = imx_pcie_enable_device; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1142 pp->bridge->disable_device = imx_pcie_disable_device; bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1143 } bc92494deb1c40 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2025-01-14 1144 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1145 imx_pcie_assert_core_reset(imx_pcie); 21ad80b0e0ce5f drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1146 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1147 if (imx_pcie->drvdata->init_phy) d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1148 imx_pcie->drvdata->init_phy(imx_pcie); 21ad80b0e0ce5f drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-02-20 1149 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1150 imx_pcie_configure_type(imx_pcie); cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1151 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1152 ret = imx_pcie_clk_enable(imx_pcie); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1153 if (ret) { 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1154 dev_err(dev, "unable to enable pcie clocks: %d\n", ret); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1155 goto err_reg_disable; 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1156 } 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1157 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1158 if (imx_pcie->phy) { d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1159 ret = phy_init(imx_pcie->phy); cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1160 if (ret) { cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1161 dev_err(dev, "pcie PHY power up failed\n"); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1162 goto err_clk_disable; cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1163 } cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1164 0dafa2a5c9e14e drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-19 1165 ret = phy_set_mode_ext(imx_pcie->phy, PHY_MODE_PCIE, 0dafa2a5c9e14e drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-19 1166 imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE ? 0dafa2a5c9e14e drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-11-19 1167 PHY_MODE_PCIE_EP : PHY_MODE_PCIE_RC); 8026f2d8e8a95a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1168 if (ret) { 8026f2d8e8a95a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1169 dev_err(dev, "unable to set PCIe PHY mode\n"); 8026f2d8e8a95a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1170 goto err_phy_exit; 8026f2d8e8a95a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1171 } 8026f2d8e8a95a drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1172 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1173 ret = phy_power_on(imx_pcie->phy); cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1174 if (ret) { cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1175 dev_err(dev, "waiting for PHY ready timeout!\n"); 5b04d44d5c74e4 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1176 goto err_phy_exit; cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1177 } cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1178 } ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1179 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1180 ret = imx_pcie_deassert_core_reset(imx_pcie); ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1181 if (ret < 0) { ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1182 dev_err(dev, "pcie deassert core reset failed: %d\n", ret); ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1183 goto err_phy_off; ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1184 } ae6b9a65af4801 drivers/pci/controller/dwc/pci-imx6.c Sascha Hauer 2022-11-01 1185 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1186 imx_setup_phy_mpll(imx_pcie); 4a301766f5263d drivers/pci/dwc/pci-imx6.c Bjorn Andersson 2017-07-15 1187 4a301766f5263d drivers/pci/dwc/pci-imx6.c Bjorn Andersson 2017-07-15 1188 return 0; f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1189 cf236e0c0d59b3 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1190 err_phy_off: d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1191 phy_power_off(imx_pcie->phy); 5b04d44d5c74e4 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1192 err_phy_exit: d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1193 phy_exit(imx_pcie->phy); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1194 err_clk_disable: d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1195 imx_pcie_clk_disable(imx_pcie); f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1196 err_reg_disable: d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1197 if (imx_pcie->vpcie) d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1198 regulator_disable(imx_pcie->vpcie); f0691e326b270d drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1199 return ret; bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1200 } bb38919ec56e07 drivers/pci/host/pci-imx6.c Sean Cross 2013-09-26 1201 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1202 static void imx_pcie_host_exit(struct dw_pcie_rp *pp) 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1203 { 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1204 struct dw_pcie *pci = to_dw_pcie_from_pp(pp); d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1205 struct imx_pcie *imx_pcie = to_imx_pcie(pci); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1206 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1207 if (imx_pcie->phy) { d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1208 if (phy_power_off(imx_pcie->phy)) 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1209 dev_err(pci->dev, "unable to power off PHY\n"); d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1210 phy_exit(imx_pcie->phy); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1211 } d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1212 imx_pcie_clk_disable(imx_pcie); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1213 d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1214 if (imx_pcie->vpcie) d657ea28d55037 drivers/pci/controller/dwc/pci-imx6.c Frank Li 2024-07-29 1215 regulator_disable(imx_pcie->vpcie); 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1216 } 835a345b18b013 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2022-07-14 1217 c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1218 static u64 imx_pcie_cpu_addr_fixup(struct dw_pcie *pcie, u64 cpu_addr) c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1219 { c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1220 struct imx_pcie *imx_pcie = to_imx_pcie(pcie); c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1221 struct dw_pcie_rp *pp = &pcie->pp; c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1222 struct resource_entry *entry; c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1223 c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 @1224 if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_CPU_ADDR_FIXUP)) c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1225 return cpu_addr; c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1226 c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1227 entry = resource_list_first_type(&pp->bridge->windows, IORESOURCE_MEM); c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1228 if (!entry) c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1229 return cpu_addr; c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1230 c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1231 return cpu_addr - entry->offset; c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1232 } c2699778e6be47 drivers/pci/controller/dwc/pci-imx6.c Richard Zhu 2024-07-29 1233 :::::: The code at line 1224 was first introduced by commit :::::: c2699778e6be4757ee0b16449ab8777c6b46e6d0 PCI: imx6: Add i.MX8Q PCIe Root Complex (RC) support :::::: TO: Richard Zhu <hongxing.zhu@xxxxxxx> :::::: CC: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
