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Message-ID: <202203091434.JIIFkLz9-lkp@intel.com>
Date: Wed, 9 Mar 2022 14:20:02 +0800
From: kernel test robot <lkp@...el.com>
To: Hector Martin <marcan@...can.st>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [asahilinux:bits/110-smc 12/14]
drivers/power/reset/macsmc-reboot.c:54:32: error: field 'sys_off' has
incomplete type
tree: https://github.com/AsahiLinux/linux bits/110-smc
head: fc585c48a7b76dfddc48b92c764b619a36435404
commit: 3cf205239c2cc567e68c927a11f08d5aebd6d08d [12/14] power: reset: macsmc-reboot: Add driver for rebooting via Apple SMC
config: arm64-randconfig-r031-20220307 (https://download.01.org/0day-ci/archive/20220309/202203091434.JIIFkLz9-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/AsahiLinux/linux/commit/3cf205239c2cc567e68c927a11f08d5aebd6d08d
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux bits/110-smc
git checkout 3cf205239c2cc567e68c927a11f08d5aebd6d08d
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/input/misc/ drivers/power/reset/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
>> drivers/power/reset/macsmc-reboot.c:54:32: error: field 'sys_off' has incomplete type
54 | struct sys_off_handler sys_off;
| ^~~~~~~
>> drivers/power/reset/macsmc-reboot.c:142:37: warning: 'struct power_off_data' declared inside parameter list will not be visible outside of this definition or declaration
142 | static void macsmc_power_off(struct power_off_data *data)
| ^~~~~~~~~~~~~~
drivers/power/reset/macsmc-reboot.c: In function 'macsmc_power_off':
>> drivers/power/reset/macsmc-reboot.c:144:44: error: invalid use of undefined type 'struct power_off_data'
144 | struct macsmc_reboot *reboot = data->cb_data;
| ^~
drivers/power/reset/macsmc-reboot.c: At top level:
>> drivers/power/reset/macsmc-reboot.c:152:35: warning: 'struct restart_data' declared inside parameter list will not be visible outside of this definition or declaration
152 | static void macsmc_restart(struct restart_data *data)
| ^~~~~~~~~~~~
drivers/power/reset/macsmc-reboot.c: In function 'macsmc_restart':
>> drivers/power/reset/macsmc-reboot.c:154:44: error: invalid use of undefined type 'struct restart_data'
154 | struct macsmc_reboot *reboot = data->cb_data;
| ^~
drivers/power/reset/macsmc-reboot.c: At top level:
>> drivers/power/reset/macsmc-reboot.c:166:42: warning: 'struct reboot_prep_data' declared inside parameter list will not be visible outside of this definition or declaration
166 | static void macsmc_reboot_prepare(struct reboot_prep_data *data)
| ^~~~~~~~~~~~~~~~
drivers/power/reset/macsmc-reboot.c: In function 'macsmc_reboot_prepare':
>> drivers/power/reset/macsmc-reboot.c:168:44: error: invalid use of undefined type 'struct reboot_prep_data'
168 | struct macsmc_reboot *reboot = data->cb_data;
| ^~
drivers/power/reset/macsmc-reboot.c:172:21: error: invalid use of undefined type 'struct reboot_prep_data'
172 | switch (data->mode) {
| ^~
drivers/power/reset/macsmc-reboot.c: In function 'macsmc_reboot_probe':
>> drivers/power/reset/macsmc-reboot.c:285:44: error: 'RESTART_PRIO_HIGH' undeclared (first use in this function)
285 | reboot->sys_off.restart_priority = RESTART_PRIO_HIGH;
| ^~~~~~~~~~~~~~~~~
drivers/power/reset/macsmc-reboot.c:285:44: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/power/reset/macsmc-reboot.c:288:15: error: implicit declaration of function 'devm_register_sys_off_handler' [-Werror=implicit-function-declaration]
288 | ret = devm_register_sys_off_handler(&pdev->dev, &reboot->sys_off);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/sys_off +54 drivers/power/reset/macsmc-reboot.c
50
51 struct macsmc_reboot {
52 struct device *dev;
53 struct apple_smc *smc;
> 54 struct sys_off_handler sys_off;
55
56 union {
57 struct macsmc_reboot_nvmem nvm;
58 struct nvmem_cell *nvm_cells[ARRAY_SIZE(nvmem_names)];
59 };
60 };
61
62 /* Helpers to read/write a u8 given a struct nvmem_cell */
63 static int nvmem_cell_get_u8(struct nvmem_cell *cell)
64 {
65 size_t len;
66 u8 val;
67 void *ret = nvmem_cell_read(cell, &len);
68
69 if (IS_ERR(ret))
70 return PTR_ERR(ret);
71
72 if (len < 1) {
73 kfree(ret);
74 return -EINVAL;
75 }
76
77 val = *(u8 *)ret;
78 kfree(ret);
79 return val;
80 }
81
82 static int nvmem_cell_set_u8(struct nvmem_cell *cell, u8 val)
83 {
84 return nvmem_cell_write(cell, &val, sizeof(val));
85 }
86
87 static ssize_t macsmc_ac_power_mode_store(struct device *dev, struct device_attribute *attr,
88 const char *buf, size_t n)
89 {
90 struct macsmc_reboot *reboot = dev_get_drvdata(dev);
91 int mode;
92 int ret;
93
94 mode = sysfs_match_string(ac_power_modes, buf);
95 if (mode < 0)
96 return mode;
97
98 ret = nvmem_cell_set_u8(reboot->nvm.pm_setting, ac_power_mode_map[mode]);
99 if (ret < 0)
100 return ret;
101
102 return n;
103 }
104
105 static ssize_t macsmc_ac_power_mode_show(struct device *dev,
106 struct device_attribute *attr, char *buf)
107 {
108 struct macsmc_reboot *reboot = dev_get_drvdata(dev);
109 int len = 0;
110 int i;
111 int mode = nvmem_cell_get_u8(reboot->nvm.pm_setting);
112
113 if (mode < 0)
114 return mode;
115
116 for (i = 0; i < ARRAY_SIZE(ac_power_mode_map); i++)
117 if (mode == ac_power_mode_map[i])
118 len += scnprintf(buf+len, PAGE_SIZE-len,
119 "[%s] ", ac_power_modes[i]);
120 else
121 len += scnprintf(buf+len, PAGE_SIZE-len,
122 "%s ", ac_power_modes[i]);
123 buf[len-1] = '\n';
124 return len;
125 }
126 static DEVICE_ATTR(ac_power_mode, 0644, macsmc_ac_power_mode_show,
127 macsmc_ac_power_mode_store);
128
129 /*
130 * SMC 'MBSE' key actions:
131 *
132 * 'offw' - shutdown warning
133 * 'slpw' - sleep warning
134 * 'rest' - restart warning
135 * 'off1' - shutdown (needs PMU bit set to stay on)
136 * 'susp' - suspend
137 * 'phra' - restart ("PE Halt Restart Action"?)
138 * 'panb' - panic beginning
139 * 'pane' - panic end
140 */
141
> 142 static void macsmc_power_off(struct power_off_data *data)
143 {
> 144 struct macsmc_reboot *reboot = data->cb_data;
145
146 dev_info(reboot->dev, "Issuing power off (off1)\n");
147
148 if (apple_smc_write_u32_atomic(reboot->smc, SMC_KEY(MBSE), SMC_KEY(off1)) < 0)
149 dev_err(reboot->dev, "Failed to issue MBSE = off1 (power_off)\n");
150 }
151
> 152 static void macsmc_restart(struct restart_data *data)
153 {
> 154 struct macsmc_reboot *reboot = data->cb_data;
155
156 dev_info(reboot->dev, "Issuing restart (phra)\n");
157
158 if (apple_smc_write_u32_atomic(reboot->smc, SMC_KEY(MBSE), SMC_KEY(phra)) < 0) {
159 dev_err(reboot->dev, "Failed to issue MBSE = phra (restart)\n");
160 } else {
161 mdelay(100);
162 WARN_ON(1);
163 }
164 }
165
> 166 static void macsmc_reboot_prepare(struct reboot_prep_data *data)
167 {
> 168 struct macsmc_reboot *reboot = data->cb_data;
169 u32 val;
170 u8 shutdown_flag;
171
172 switch (data->mode) {
173 case SYS_RESTART:
174 val = SMC_KEY(rest);
175 shutdown_flag = 0;
176 break;
177 case SYS_POWER_OFF:
178 val = SMC_KEY(offw);
179 shutdown_flag = 1;
180 break;
181 default:
182 return;
183 }
184
185 dev_info(reboot->dev, "Preparing for reboot (%p4ch)\n", &val);
186
187 /* On the Mac Mini, this will turn off the LED for power off */
188 if (apple_smc_write_u32(reboot->smc, SMC_KEY(MBSE), val) < 0)
189 dev_err(reboot->dev, "Failed to issue MBSE = %p4ch (reboot_prepare)\n", &val);
190
191 /* Set the boot_stage to 0, which means we're doing a clean shutdown/reboot. */
192 if (reboot->nvm.boot_stage &&
193 nvmem_cell_set_u8(reboot->nvm.boot_stage, BOOT_STAGE_SHUTDOWN) < 0)
194 dev_err(reboot->dev, "Failed to write boot_stage\n");
195
196 /*
197 * Set the PMU flag to actually reboot into the off state.
198 * Without this, the device will just reboot. We make it optional in case it is no longer
199 * necessary on newer hardware.
200 */
201 if (reboot->nvm.shutdown_flag &&
202 nvmem_cell_set_u8(reboot->nvm.shutdown_flag, shutdown_flag) < 0)
203 dev_err(reboot->dev, "Failed to write shutdown_flag\n");
204
---
0-DAY CI Kernel Test Service, Intel Corporation
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