Hi Owen, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on v4.18-rc5 next-20180717] [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/Mars-Cheng/Add-basic-SoC-support-for-mt6765/20180717-205540 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: openrisc-allyesconfig (attached as .config) compiler: or1k-linux-gcc (GCC) 6.0.0 20160327 (experimental) 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=openrisc All errors (new ones prefixed by >>): In file included from include/linux/kernel.h:14:0, from include/linux/clk.h:16, from drivers/soc/mediatek/mtk-scpsys-ext.c:6: drivers/soc/mediatek/mtk-scpsys-ext.c: In function 'bus_clk_enable_disable': >> drivers/soc/mediatek/mtk-scpsys-ext.c:141:12: error: implicit declaration of function '__clk_get_name' [-Werror=implicit-function-declaration] __clk_get_name(cc->clk)); ^ include/linux/printk.h:304:33: note: in definition of macro 'pr_err' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ In file included from include/linux/printk.h:7:0, from include/linux/kernel.h:14, from include/linux/clk.h:16, from drivers/soc/mediatek/mtk-scpsys-ext.c:6: include/linux/kern_levels.h:5:18: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH' #define KERN_ERR KERN_SOH "3" /* error conditions */ ^~~~~~~~ include/linux/printk.h:304:9: note: in expansion of macro 'KERN_ERR' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~ drivers/soc/mediatek/mtk-scpsys-ext.c:139:5: note: in expansion of macro 'pr_err' pr_err("Failed to %s %s\n", ^~~~~~ cc1: some warnings being treated as errors vim +/__clk_get_name +141 drivers/soc/mediatek/mtk-scpsys-ext.c > 6 #include <linux/clk.h> 7 #include <linux/clk-provider.h> 8 #include <linux/slab.h> 9 #include <linux/export.h> 10 #include <linux/mfd/syscon.h> 11 #include <linux/of_device.h> 12 #include <linux/platform_device.h> 13 #include <linux/regmap.h> 14 #include <linux/soc/mediatek/infracfg.h> 15 #include <linux/soc/mediatek/scpsys-ext.h> 16 17 18 #define MAX_CLKS 10 19 #define INFRA "infracfg" 20 #define SMIC "smi_comm" 21 22 static LIST_HEAD(ext_clk_map_list); 23 static LIST_HEAD(ext_attr_map_list); 24 25 static struct regmap *infracfg; 26 static struct regmap *smi_comm; 27 28 enum regmap_type { 29 IFR_TYPE, 30 SMI_TYPE, 31 MAX_REGMAP_TYPE, 32 }; 33 34 /** 35 * struct ext_reg_ctrl - set multiple register for bus protect 36 * @regmap: The bus protect regmap, 1: infracfg, 2: other master regmap 37 * such as SMI. 38 * @set_ofs: The set register offset to set corresponding bit to 1. 39 * @clr_ofs: The clr register offset to clear corresponding bit to 0. 40 * @sta_ofs: The status register offset to show bus protect enable/disable. 41 */ 42 struct ext_reg_ctrl { 43 enum regmap_type type; 44 u32 set_ofs; 45 u32 clr_ofs; 46 u32 sta_ofs; 47 }; 48 49 /** 50 * struct ext_clk_ctrl - enable multiple clks for bus protect 51 * @clk: The clk need to enable before pwr on/bus protect. 52 * @scpd_n: The name present the scpsys domain where the clks belongs to. 53 * @clk_list: The list node linked to ext_clk_map_list. 54 */ 55 struct ext_clk_ctrl { 56 struct clk *clk; 57 const char *scpd_n; 58 struct list_head clk_list; 59 }; 60 61 struct bus_mask_ops { 62 int (*set)(struct regmap *regmap, u32 set_ofs, 63 u32 sta_ofs, u32 mask); 64 int (*release)(struct regmap *regmap, u32 clr_ofs, 65 u32 sta_ofs, u32 mask); 66 }; 67 68 static struct scpsys_ext_attr *__get_attr_parent(const char *parent_n) 69 { 70 struct scpsys_ext_attr *attr; 71 72 if (!parent_n) 73 return ERR_PTR(-EINVAL); 74 75 list_for_each_entry(attr, &ext_attr_map_list, attr_list) { 76 if (attr->scpd_n && !strcmp(parent_n, attr->scpd_n)) 77 return attr; 78 } 79 80 return ERR_PTR(-EINVAL); 81 } 82 83 int bus_ctrl_set_release(struct scpsys_ext_attr *attr, bool set) 84 { 85 int i; 86 int ret = 0; 87 88 for (i = 0; i < MAX_STEP_NUM && attr->mask[i].mask; i++) { 89 struct ext_reg_ctrl *rc = attr->mask[i].regs; 90 struct regmap *regmap; 91 92 if (rc->type == IFR_TYPE) 93 regmap = infracfg; 94 else if (rc->type == SMI_TYPE) 95 regmap = smi_comm; 96 else 97 return -EINVAL; 98 99 if (set) 100 ret = attr->mask[i].ops->set(regmap, 101 rc->set_ofs, 102 rc->sta_ofs, 103 attr->mask[i].mask); 104 else 105 ret = attr->mask[i].ops->release(regmap, 106 rc->clr_ofs, 107 rc->sta_ofs, 108 attr->mask[i].mask); 109 } 110 111 return ret; 112 } 113 114 int bus_ctrl_set(struct scpsys_ext_attr *attr) 115 { 116 return bus_ctrl_set_release(attr, CMD_ENABLE); 117 } 118 119 int bus_ctrl_release(struct scpsys_ext_attr *attr) 120 { 121 return bus_ctrl_set_release(attr, CMD_DISABLE); 122 } 123 124 int bus_clk_enable_disable(struct scpsys_ext_attr *attr, bool enable) 125 { 126 int i = 0; 127 int ret = 0; 128 struct ext_clk_ctrl *cc; 129 struct clk *clk[MAX_CLKS]; 130 131 list_for_each_entry(cc, &ext_clk_map_list, clk_list) { 132 if (!strcmp(cc->scpd_n, attr->scpd_n)) { 133 if (enable) 134 ret = clk_prepare_enable(cc->clk); 135 else 136 clk_disable_unprepare(cc->clk); 137 138 if (ret) { 139 pr_err("Failed to %s %s\n", 140 enable ? "enable" : "disable", > 141 __clk_get_name(cc->clk)); 142 goto err; 143 } else { 144 clk[i] = cc->clk; 145 i++; 146 } 147 } 148 } 149 150 return ret; 151 152 err: 153 for (--i; i >= 0; i--) 154 if (enable) 155 clk_disable_unprepare(clk[i]); 156 else 157 clk_prepare_enable(clk[i]); 158 return ret; 159 } 160 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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