Hi Vignesh, [auto build test WARNING on l2-mtd-boris/spi-nor/next] [also build test WARNING on v4.14-rc1 next-20170921] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Vignesh-R/K2G-Add-QSPI-support/20170922-152110 base: git://git.infradead.org/l2-mtd.git spi-nor/next config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=sparc64 All warnings (new ones prefixed by >>): drivers/mtd/spi-nor/cadence-quadspi.c: In function 'cqspi_probe': >> drivers/mtd/spi-nor/cadence-quadspi.c:1230:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] data = (u32)of_device_get_match_data(&pdev->dev); ^ vim +1230 drivers/mtd/spi-nor/cadence-quadspi.c 1164 1165 static int cqspi_probe(struct platform_device *pdev) 1166 { 1167 struct device_node *np = pdev->dev.of_node; 1168 struct device *dev = &pdev->dev; 1169 struct cqspi_st *cqspi; 1170 struct resource *res; 1171 struct resource *res_ahb; 1172 u32 data; 1173 int ret; 1174 int irq; 1175 1176 cqspi = devm_kzalloc(dev, sizeof(*cqspi), GFP_KERNEL); 1177 if (!cqspi) 1178 return -ENOMEM; 1179 1180 mutex_init(&cqspi->bus_mutex); 1181 cqspi->pdev = pdev; 1182 platform_set_drvdata(pdev, cqspi); 1183 1184 /* Obtain configuration from OF. */ 1185 ret = cqspi_of_get_pdata(pdev); 1186 if (ret) { 1187 dev_err(dev, "Cannot get mandatory OF data.\n"); 1188 return -ENODEV; 1189 } 1190 1191 /* Obtain QSPI clock. */ 1192 cqspi->clk = devm_clk_get(dev, NULL); 1193 if (IS_ERR(cqspi->clk)) { 1194 dev_err(dev, "Cannot claim QSPI clock.\n"); 1195 return PTR_ERR(cqspi->clk); 1196 } 1197 1198 /* Obtain and remap controller address. */ 1199 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 1200 cqspi->iobase = devm_ioremap_resource(dev, res); 1201 if (IS_ERR(cqspi->iobase)) { 1202 dev_err(dev, "Cannot remap controller address.\n"); 1203 return PTR_ERR(cqspi->iobase); 1204 } 1205 1206 /* Obtain and remap AHB address. */ 1207 res_ahb = platform_get_resource(pdev, IORESOURCE_MEM, 1); 1208 cqspi->ahb_base = devm_ioremap_resource(dev, res_ahb); 1209 if (IS_ERR(cqspi->ahb_base)) { 1210 dev_err(dev, "Cannot remap AHB address.\n"); 1211 return PTR_ERR(cqspi->ahb_base); 1212 } 1213 1214 init_completion(&cqspi->transfer_complete); 1215 1216 /* Obtain IRQ line. */ 1217 irq = platform_get_irq(pdev, 0); 1218 if (irq < 0) { 1219 dev_err(dev, "Cannot obtain IRQ.\n"); 1220 return -ENXIO; 1221 } 1222 1223 ret = clk_prepare_enable(cqspi->clk); 1224 if (ret) { 1225 dev_err(dev, "Cannot enable QSPI clock.\n"); 1226 return ret; 1227 } 1228 1229 cqspi->master_ref_clk_hz = clk_get_rate(cqspi->clk); > 1230 data = (u32)of_device_get_match_data(&pdev->dev); 1231 if (data & CQSPI_NEEDS_WR_DELAY) 1232 cqspi->wr_delay = 5 * DIV_ROUND_UP(NSEC_PER_SEC, 1233 cqspi->master_ref_clk_hz); 1234 1235 ret = devm_request_irq(dev, irq, cqspi_irq_handler, 0, 1236 pdev->name, cqspi); 1237 if (ret) { 1238 dev_err(dev, "Cannot request IRQ.\n"); 1239 goto probe_irq_failed; 1240 } 1241 1242 cqspi_wait_idle(cqspi); 1243 cqspi_controller_init(cqspi); 1244 cqspi->current_cs = -1; 1245 cqspi->sclk = 0; 1246 1247 ret = cqspi_setup_flash(cqspi, np); 1248 if (ret) { 1249 dev_err(dev, "Cadence QSPI NOR probe failed %d\n", ret); 1250 goto probe_setup_failed; 1251 } 1252 1253 return ret; 1254 probe_irq_failed: 1255 cqspi_controller_enable(cqspi, 0); 1256 probe_setup_failed: 1257 clk_disable_unprepare(cqspi->clk); 1258 return ret; 1259 } 1260 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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