CC: kbuild-...@lists.01.org BCC: l...@intel.com CC: linux-ker...@vger.kernel.org TO: Liam Beguin <l...@xiphos.com> CC: Stephen Boyd <sb...@kernel.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 787af64d05cd528aac9ad16752d11bb1c6061bb9 commit: 3bc61cfd6f4a57de32132075b15b0ac8987ced1d clk: add support for the lmk04832 date: 9 months ago :::::: branch date: 14 hours ago :::::: commit date: 9 months ago compiler: ia64-linux-gcc (GCC) 11.2.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> drivers/clk/clk-lmk04832.c:357:15: warning: Variable 'pll2_p' can be >> declared with const [constVariable] unsigned int pll2_p[] = {8, 2, 2, 3, 4, 5, 6, 7}; ^ vim +/pll2_p +357 drivers/clk/clk-lmk04832.c 3bc61cfd6f4a57d Liam Beguin 2021-04-22 352 3bc61cfd6f4a57d Liam Beguin 2021-04-22 353 static unsigned long lmk04832_vco_recalc_rate(struct clk_hw *hw, 3bc61cfd6f4a57d Liam Beguin 2021-04-22 354 unsigned long prate) 3bc61cfd6f4a57d Liam Beguin 2021-04-22 355 { 3bc61cfd6f4a57d Liam Beguin 2021-04-22 356 struct lmk04832 *lmk = container_of(hw, struct lmk04832, vco); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 @357 unsigned int pll2_p[] = {8, 2, 2, 3, 4, 5, 6, 7}; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 358 unsigned int pll2_n, p, pll2_r; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 359 unsigned int pll2_misc; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 360 unsigned long vco_rate; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 361 u8 tmp[3]; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 362 int ret; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 363 3bc61cfd6f4a57d Liam Beguin 2021-04-22 364 ret = regmap_read(lmk->regmap, LMK04832_REG_PLL2_MISC, &pll2_misc); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 365 if (ret) 3bc61cfd6f4a57d Liam Beguin 2021-04-22 366 return ret; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 367 3bc61cfd6f4a57d Liam Beguin 2021-04-22 368 p = FIELD_GET(LMK04832_BIT_PLL2_MISC_P, pll2_misc); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 369 3bc61cfd6f4a57d Liam Beguin 2021-04-22 370 ret = regmap_bulk_read(lmk->regmap, LMK04832_REG_PLL2_N_0, &tmp, 3); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 371 if (ret) 3bc61cfd6f4a57d Liam Beguin 2021-04-22 372 return ret; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 373 3bc61cfd6f4a57d Liam Beguin 2021-04-22 374 pll2_n = FIELD_PREP(0x030000, tmp[0]) | 3bc61cfd6f4a57d Liam Beguin 2021-04-22 375 FIELD_PREP(0x00ff00, tmp[1]) | 3bc61cfd6f4a57d Liam Beguin 2021-04-22 376 FIELD_PREP(0x0000ff, tmp[2]); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 377 3bc61cfd6f4a57d Liam Beguin 2021-04-22 378 ret = regmap_bulk_read(lmk->regmap, LMK04832_REG_PLL2_R_MSB, &tmp, 2); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 379 if (ret) 3bc61cfd6f4a57d Liam Beguin 2021-04-22 380 return ret; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 381 3bc61cfd6f4a57d Liam Beguin 2021-04-22 382 pll2_r = FIELD_PREP(0x0f00, tmp[0]) | 3bc61cfd6f4a57d Liam Beguin 2021-04-22 383 FIELD_PREP(0x00ff, tmp[1]); 3bc61cfd6f4a57d Liam Beguin 2021-04-22 384 3bc61cfd6f4a57d Liam Beguin 2021-04-22 385 vco_rate = (prate << FIELD_GET(LMK04832_BIT_PLL2_MISC_REF_2X_EN, 3bc61cfd6f4a57d Liam Beguin 2021-04-22 386 pll2_misc)) * pll2_n * pll2_p[p] / pll2_r; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 387 3bc61cfd6f4a57d Liam Beguin 2021-04-22 388 return vco_rate; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 389 }; 3bc61cfd6f4a57d Liam Beguin 2021-04-22 390 -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- kbuild@lists.01.org To unsubscribe send an email to kbuild-le...@lists.01.org
