tree: https://github.com/nbd168/wireless mt76 head: f40ac0f3d3c0e2b17185e1707a3b4552e5187dd5 commit: f40ac0f3d3c0e2b17185e1707a3b4552e5187dd5 [35/35] mt76: mt7615: introduce mt7663e support reproduce: # apt-get install sparse # sparse version: v0.6.1-180-g0558317d-dirty git checkout f40ac0f3d3c0e2b17185e1707a3b4552e5187dd5 make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:125:30: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] cid @@ got pe] cid @@ drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:125:30: sparse: expected restricted __le16 [usertype] cid drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:125:30: sparse: got int mcu_cmd drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:190:5: sparse: sparse: symbol 'mt7615_mcu_wait_response' was not declared. Should it be static? drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:1885:23: sparse: sparse: cast to restricted __le32 drivers/net/wireless/mediatek/mt76/mt7615/mcu.c:1901:41: sparse: sparse: cast to restricted __le32 vim +1884 drivers/net/wireless/mediatek/mt76/mt7615/mcu.c 1848 1849 static int mt7663_load_n9(struct mt7615_dev *dev, const char *name) 1850 { 1851 u32 offset = 0, override_addr = 0, flag = 0; 1852 const struct mt7663_fw_trailer *hdr; 1853 const struct mt7663_fw_buf *buf; 1854 const struct firmware *fw; 1855 const u8 *base_addr; 1856 int i, ret; 1857 1858 ret = request_firmware(&fw, name, dev->mt76.dev); 1859 if (ret) 1860 return ret; 1861 1862 if (!fw || !fw->data || fw->size < FW_V3_COMMON_TAILER_SIZE) { 1863 dev_err(dev->mt76.dev, "Invalid firmware\n"); 1864 ret = -EINVAL; 1865 goto out; 1866 } 1867 1868 hdr = (const struct mt7663_fw_trailer *)(fw->data + fw->size - 1869 FW_V3_COMMON_TAILER_SIZE); 1870 1871 dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n", 1872 hdr->fw_ver, hdr->build_date); 1873 dev_info(dev->mt76.dev, "Region number: 0x%x\n", hdr->n_region); 1874 1875 base_addr = fw->data + fw->size - FW_V3_COMMON_TAILER_SIZE; 1876 for (i = 0; i < hdr->n_region; i++) { 1877 u32 shift = (hdr->n_region - i) * FW_V3_REGION_TAILER_SIZE; 1878 u32 len, addr, mode; 1879 1880 dev_info(dev->mt76.dev, "Parsing tailer Region: %d\n", i); 1881 1882 buf = (const struct mt7663_fw_buf *)(base_addr - shift); 1883 mode = mt7615_mcu_gen_dl_mode(buf->feature_set, false); 1885 len = le32_to_cpu(buf->img_size); 1886 1887 ret = mt7615_mcu_init_download(dev, addr, len, mode); 1888 if (ret) { 1889 dev_err(dev->mt76.dev, "Download request failed\n"); 1890 goto out; 1891 } 1892 1893 ret = mt7615_mcu_send_firmware(dev, fw->data + offset, len); 1894 if (ret) { 1895 dev_err(dev->mt76.dev, "Failed to send firmware\n"); 1896 goto out; 1897 } 1898 1899 offset += buf->img_size; 1900 if (buf->feature_set & DL_MODE_VALID_RAM_ENTRY) { 1901 override_addr = le32_to_cpu(buf->img_dest_addr); 1902 dev_info(dev->mt76.dev, "Region %d, override_addr = 0x%08x\n", 1903 i, override_addr); 1904 } 1905 } 1906 1907 if (is_mt7663(&dev->mt76)) { 1908 flag |= FW_START_DLYCAL; 1909 if (override_addr) 1910 flag |= FW_START_OVERRIDE; 1911 1912 dev_info(dev->mt76.dev, "override_addr = 0x%08x, option = %d\n", 1913 override_addr, flag); 1914 } 1915 1916 ret = mt7615_mcu_start_firmware(dev, override_addr, flag); 1917 if (ret) 1918 dev_err(dev->mt76.dev, "Failed to start N9 firmware\n"); 1919 1920 out: 1921 release_firmware(fw); 1922 1923 return ret; 1924 } 1925 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org