Hi Heiko, [auto build test WARNING on rockchip/for-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Heiko-Stuebner/mmc-dw_mmc-rockchip-allow-tuning-using-the-clk-phase-api/20151012-205613 config: x86_64-randconfig-x011-10121751 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): >> drivers/mmc/core/core.c:1277:12: warning: 'mmc_ocrbitnum_to_vdd' defined but >> not used [-Wunused-function] static int mmc_ocrbitnum_to_vdd(int vdd_bit, int *min_uV, int *max_uV) ^ vim +/mmc_ocrbitnum_to_vdd +1277 drivers/mmc/core/core.c 1261 while (vdd_max >= vdd_min) 1262 mask |= 1 << vdd_max--; 1263 1264 return mask; 1265 } 1266 EXPORT_SYMBOL(mmc_vddrange_to_ocrmask); 1267 1268 /** 1269 * mmc_ocrbitnum_to_vdd - Convert a OCR bit number to its voltage 1270 * @vdd_bit: OCR bit number 1271 * @min_uV: minimum voltage value (mV) 1272 * @max_uV: maximum voltage value (mV) 1273 * 1274 * This function returns the voltage range according to the provided OCR 1275 * bit number. If conversion is not possible a negative errno value returned. 1276 */ > 1277 static int mmc_ocrbitnum_to_vdd(int vdd_bit, int *min_uV, int *max_uV) 1278 { 1279 int tmp; 1280 1281 if (!vdd_bit) 1282 return -EINVAL; 1283 1284 /* 1285 * REVISIT mmc_vddrange_to_ocrmask() may have set some --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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