Hi Malloy,

FYI, the error/warning still remains.

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 81e029d5dd0cae934243168eee37ef303ebcce38 commit: d65622e6edee11f7fcbd295bdb5aef86e12dfef3 [1291/1291] mmc: add support for Phytium MMC config: arm64-randconfig-003-20241113 (https://download.01.org/0day-ci/archive/20241125/202411251324.yzrltIBa-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241125/202411251324.yzrltIBa-lkp@i...)

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 | Closes: https://lore.kernel.org/oe-kbuild-all/202411251324.yzrltIBa-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

drivers/mmc/host/phytium-mci-pci.c: In function 'phytium_mci_pci_probe':

...

drivers/mmc/host/phytium-mci-pci.c:48:15: error: implicit declaration of function 'pcim_enable_device'; did you mean 'pci_enable_device'? [-Werror=implicit-function-declaration]

48 | ret = pcim_enable_device(pdev); | ^~~~~~~~~~~~~~~~~~ | pci_enable_device

...

drivers/mmc/host/phytium-mci-pci.c:61:9: error: implicit declaration of function 'pci_enable_msi'; did you mean 'pci_enable_sriov'? [-Werror=implicit-function-declaration]

61 | pci_enable_msi(pdev); | ^~~~~~~~~~~~~~ | pci_enable_sriov drivers/mmc/host/phytium-mci-pci.c: At top level:

...

drivers/mmc/host/phytium-mci-pci.c:180:1: warning: data definition has no type or storage class

180 | module_pci_driver(phytium_mci_pci_driver); | ^~~~~~~~~~~~~~~~~

...

drivers/mmc/host/phytium-mci-pci.c:180:1: error: type defaults to 'int' in declaration of 'module_pci_driver' [-Werror=implicit-int] drivers/mmc/host/phytium-mci-pci.c:180:1: warning: parameter names (without types) in function declaration [-Wdeclaration-missing-parameter-type] drivers/mmc/host/phytium-mci-pci.c:171:26: warning: 'phytium_mci_pci_driver' defined but not used [-Wunused-variable]

171 | static struct pci_driver phytium_mci_pci_driver = { | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors

vim +48 drivers/mmc/host/phytium-mci-pci.c

40 41 static int 42 phytium_mci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) 43 { 44 struct phytium_mci_host *host; 45 struct mmc_host *mmc; 46 int ret; 47

48 ret = pcim_enable_device(pdev);

49 50 if (ret) 51 return ret; 52 pci_set_master(pdev); 53 54 mmc = mmc_alloc_host(sizeof(struct phytium_mci_host), &pdev->dev); 55 56 if (!mmc) 57 return -ENOMEM; 58 59 host = mmc_priv(mmc); 60

61 pci_enable_msi(pdev);

62 63 host->irq = pdev->irq; 64 host->irq_flags = IRQF_SHARED; 65 host->dev = &pdev->dev; 66 ret = pcim_iomap_regions(pdev, 1 << PCI_BAR_NO, pci_name(pdev)); 67 68 if (ret) { 69 dev_err(&pdev->dev, "I/O memory remapping failed\n"); 70 goto host_free; 71 } 72 73 host->base = pcim_iomap_table(pdev)[PCI_BAR_NO]; 74 host->is_use_dma = 1; 75 host->is_device_x100 = 1; 76 77 if (pdev->devfn == 2) { 78 host->caps = emmc_caps; 79 host->caps2 = emmc_caps2; 80 } else { 81 host->caps = sd_caps; 82 host->caps2 = sd_caps2; 83 mmc->f_max = 25000000; /* stable frequency */ 84 } 85 86 host->mmc = mmc; 87 host->clk_rate = MCI_CLK; 88 89 dev_info(&pdev->dev, 90 "%s %d:[bar %d] addr:0x%llx size:0x%llx km:0x%llx devfn:%d\n", 91 __func__, __LINE__, PCI_BAR_NO, pci_resource_start(pdev, 0), 92 pci_resource_len(pdev, 0), (uint64_t)host->base, pdev->devfn); 93 94 dev_dbg(&pdev->dev, "%s %d:irq:0x%x\n", __func__, __LINE__, host->irq); 95 96 ret = phytium_mci_common_probe(host); 97 98 if (ret == MCI_REALEASE_MEM) { 99 ret = -ENOMEM; 100 goto release_mem; 101 } else if (ret) { 102 goto release; 103 } 104 pci_set_drvdata(pdev, mmc); 105 dev_info(&pdev->dev, 106 "%s %d: probe phytium mci successful.\n", __func__, __LINE__); 107 return 0; 108 109 release: 110 phytium_mci_deinit_hw(host); 111 release_mem: 112 113 if (host->dma.adma_table) { 114 dma_free_coherent(&pdev->dev, 115 MAX_BD_NUM * sizeof(struct phytium_adma2_64_desc), 116 host->dma.adma_table, host->dma.adma_addr); 117 } 118 host_free: 119 mmc_free_host(mmc); 120 pci_disable_device(pdev); 121 return ret; 122 } 123 124 static void phytium_mci_pci_remove(struct pci_dev *pdev) 125 { 126 struct phytium_mci_host *host; 127 struct mmc_host *mmc; 128 129 mmc = pci_get_drvdata(pdev); 130 if (!mmc) { 131 dev_info(&pdev->dev, 132 "%s %d: mmc is null.\n", __func__, __LINE__); 133 return; 134 } 135 host = mmc_priv(mmc); 136 if (!host) { 137 dev_info(&pdev->dev, 138 "%s %d: host is null.\n", __func__, __LINE__); 139 mmc_remove_host(mmc); 140 mmc_free_host(mmc); 141 return; 142 } 143 144 del_timer(&host->hotplug_timer); 145 146 mmc_remove_host(host->mmc); 147 148 if (host->dma.adma_table) { 149 dma_free_coherent(&pdev->dev, 150 MAX_BD_NUM * sizeof(struct phytium_adma2_64_desc), 151 host->dma.adma_table, host->dma.adma_addr); 152 } 153 phytium_mci_deinit_hw(host); 154 mmc_free_host(mmc); 155 pci_set_drvdata(pdev, NULL); 156 } 157 158 static const struct pci_device_id phytium_mci_pci_tbl[] = { 159 { 160 .vendor = 0x1DB7, 161 .device = 0xDC28, 162 .subvendor = PCI_ANY_ID, 163 .subdevice = PCI_ANY_ID, 164 .class = 0x5, 165 .class_mask = 0, 166 }, 167 {} 168 }; 169 MODULE_DEVICE_TABLE(pci, phytium_mci_pci_tbl); 170

171 static struct pci_driver phytium_mci_pci_driver = {

172 .name = "phytium-mci-pci", 173 .id_table = phytium_mci_pci_tbl, 174 .probe = phytium_mci_pci_probe, 175 .remove = phytium_mci_pci_remove, 176 .driver = { 177 .pm = &phytium_mci_dev_pm_ops, 178 } 179 };

180 module_pci_driver(phytium_mci_pci_driver);

181