Hi Maciej, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on v4.16-rc2 next-20180219] [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/Maciej-Purski/Use-clk-bulk-API-in-exynos5433-drivers/20180220-054431 base: git://linuxtv.org/media_tree.git master config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 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/media/platform/s5p-mfc/s5p_mfc_pm.c: In function 's5p_mfc_init_pm': >> drivers/media/platform/s5p-mfc/s5p_mfc_pm.c:39:7: warning: passing argument 3 of 'devm_clk_bulk_alloc' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] pm->clk_names); ^~ In file included from drivers/media/platform/s5p-mfc/s5p_mfc_pm.c:13:0: include/linux/clk.h:654:37: note: expected 'const char **' but argument is of type 'const char * const*' static inline struct clk_bulk_data *devm_clk_bulk_alloc(struct device *dev, ^~~~~~~~~~~~~~~~~~~ vim +39 drivers/media/platform/s5p-mfc/s5p_mfc_pm.c 24 25 int s5p_mfc_init_pm(struct s5p_mfc_dev *dev) 26 { 27 int ret; 28 29 pm = &dev->pm; 30 p_dev = dev; 31 32 pm->num_clocks = dev->variant->num_clocks; 33 pm->clk_names = dev->variant->clk_names; 34 pm->device = &dev->plat_dev->dev; 35 pm->clock_gate = NULL; 36 37 /* clock control */ 38 pm->clocks = devm_clk_bulk_alloc(pm->device, pm->num_clocks, > 39 pm->clk_names); 40 if (IS_ERR(pm->clocks)) 41 return PTR_ERR(pm->clocks); 42 43 ret = devm_clk_bulk_get(pm->device, pm->num_clocks, pm->clocks); 44 if (ret < 0) 45 return ret; 46 47 if (dev->variant->use_clock_gating) 48 pm->clock_gate = pm->clocks[0].clk; 49 50 pm_runtime_enable(pm->device); 51 atomic_set(&clk_ref, 0); 52 return 0; 53 } 54 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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