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Message-ID: <202408160542.UEjIkjkC-lkp@intel.com>
Date: Fri, 16 Aug 2024 05:54:06 +0800
From: kernel test robot <lkp@...el.com>
To: Jan Kiszka <jan.kiszka@...mens.com>,
Jonathan Cameron <jic23@...nel.org>, linux-iio@...r.kernel.org,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Bao Cheng Su <baocheng.su@...mens.com>,
Chao Zeng <chao.zeng@...mens.com>, devicetree@...r.kernel.org
Subject: Re: [PATCH 3/3] iio: proximity: Add support for everlight pmd16d17
sensor
Hi Jan,
kernel test robot noticed the following build warnings:
[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on robh/for-next linus/master v6.11-rc3 next-20240815]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Jan-Kiszka/dt-bindings-vendor-prefixes-Add-EVERLIGHT/20240814-234801
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/abb0c1c0724be733138276f638e43e98784bd191.1723527641.git.jan.kiszka%40siemens.com
patch subject: [PATCH 3/3] iio: proximity: Add support for everlight pmd16d17 sensor
config: x86_64-randconfig-101-20240816 (https://download.01.org/0day-ci/archive/20240816/202408160542.UEjIkjkC-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240816/202408160542.UEjIkjkC-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408160542.UEjIkjkC-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/iio/proximity/pm16d17.c: In function 'pm16d17_chip_init':
>> drivers/iio/proximity/pm16d17.c:194:13: warning: argument 1 null where non-null expected [-Wnonnull]
194 | if (strcmp(conv_time, "0.4") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/bitmap.h:13,
from include/linux/cpumask.h:12,
from arch/x86/include/asm/tlbbatch.h:5,
from include/linux/mm_types_task.h:16,
from include/linux/sched.h:38,
from include/linux/delay.h:23,
from drivers/iio/proximity/pm16d17.c:11:
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:196:18: warning: argument 1 null where non-null expected [-Wnonnull]
196 | else if (strcmp(conv_time, "0.8") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:198:18: warning: argument 1 null where non-null expected [-Wnonnull]
198 | else if (strcmp(conv_time, "1.6") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:200:18: warning: argument 1 null where non-null expected [-Wnonnull]
200 | else if (strcmp(conv_time, "3.2") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:202:18: warning: argument 1 null where non-null expected [-Wnonnull]
202 | else if (strcmp(conv_time, "6.3") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:204:18: warning: argument 1 null where non-null expected [-Wnonnull]
204 | else if (strcmp(conv_time, "12.6") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:206:18: warning: argument 1 null where non-null expected [-Wnonnull]
206 | else if (strcmp(conv_time, "25.2") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:214:13: warning: argument 1 null where non-null expected [-Wnonnull]
214 | if (strcmp(wait_time, "12.5") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:216:18: warning: argument 1 null where non-null expected [-Wnonnull]
216 | else if (strcmp(wait_time, "25") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:218:18: warning: argument 1 null where non-null expected [-Wnonnull]
218 | else if (strcmp(wait_time, "50") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:220:18: warning: argument 1 null where non-null expected [-Wnonnull]
220 | else if (strcmp(wait_time, "100") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:222:18: warning: argument 1 null where non-null expected [-Wnonnull]
222 | else if (strcmp(wait_time, "200") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:224:18: warning: argument 1 null where non-null expected [-Wnonnull]
224 | else if (strcmp(wait_time, "400") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:226:18: warning: argument 1 null where non-null expected [-Wnonnull]
226 | else if (strcmp(wait_time, "800") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
drivers/iio/proximity/pm16d17.c:228:18: warning: argument 1 null where non-null expected [-Wnonnull]
228 | else if (strcmp(wait_time, "1600") == 0)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/string.h:156:12: note: in a call to function 'strcmp' declared 'nonnull'
156 | extern int strcmp(const char *,const char *);
| ^~~~~~
vim +194 drivers/iio/proximity/pm16d17.c
152
153 static int pm16d17_chip_init(struct pm16d17_data *data)
154 {
155 struct i2c_client *client = data->client;
156 struct device_node *np = client->dev.of_node;
157 const char *conv_time = NULL;
158 const char *wait_time = NULL;
159 uint8_t op_mode_setting_val;
160 uint32_t ps_offset_cancel;
161 uint8_t offset_lsb;
162 uint8_t offset_msb;
163 uint32_t pulse_count;
164 uint32_t pgain;
165 unsigned int val;
166 int ret;
167
168 ret = pm16d17_read_reg(data, PM16D17_DEV_ID, &val);
169
170 if (ret < 0 || (val != DEVICE_ID)) {
171 dev_err(&client->dev, "Invalid chip id 0x%04x\n", val);
172 return -ENODEV;
173 }
174
175 dev_dbg(&client->dev, "Detected PM16D17 with chip id: 0x%04x\n", val);
176
177 ret = pm16d17_write_reg(data, PM16D17_OP_MODE, ENABLE_PS_FUNCTION);
178 if (ret < 0)
179 return ret;
180
181 of_property_read_u32(np, "ps-gain", &pgain);
182 switch (pgain) {
183 case 1:
184 case 2:
185 case 4:
186 case 8:
187 op_mode_setting_val |= (ilog2(pgain) << 6) & PS_GAIN_MASK;
188 break;
189 default:
190 break;
191 }
192
193 of_property_read_string(np, "ps-itime", &conv_time);
> 194 if (strcmp(conv_time, "0.4") == 0)
195 op_mode_setting_val |= PITIME_0_POINT_4_MS & PS_ITIME_MASK;
196 else if (strcmp(conv_time, "0.8") == 0)
197 op_mode_setting_val |= PITIME_0_POINT_8_MS & PS_ITIME_MASK;
198 else if (strcmp(conv_time, "1.6") == 0)
199 op_mode_setting_val |= PITIME_1_POINT_6_MS & PS_ITIME_MASK;
200 else if (strcmp(conv_time, "3.2") == 0)
201 op_mode_setting_val |= PITIME_3_POINT_2_MS & PS_ITIME_MASK;
202 else if (strcmp(conv_time, "6.3") == 0)
203 op_mode_setting_val |= PITIME_6_POINT_3_MS & PS_ITIME_MASK;
204 else if (strcmp(conv_time, "12.6") == 0)
205 op_mode_setting_val |= PITIME_12_POINT_6_MS & PS_ITIME_MASK;
206 else if (strcmp(conv_time, "25.2") == 0)
207 op_mode_setting_val |= PITIME_25_POINT_2_MS & PS_ITIME_MASK;
208 else {
209 dev_info(&client->dev, "Using default ps itime value\n");
210 op_mode_setting_val |= PITIME_0_POINT_4_MS & PS_ITIME_MASK;
211 }
212
213 of_property_read_string(np, "ps-wtime", &wait_time);
214 if (strcmp(wait_time, "12.5") == 0)
215 op_mode_setting_val |= PWTIME_12_POINT_5_MS & PS_WTIME_MASK;
216 else if (strcmp(wait_time, "25") == 0)
217 op_mode_setting_val |= PWTIME_25_MS & PS_WTIME_MASK;
218 else if (strcmp(wait_time, "50") == 0)
219 op_mode_setting_val |= PWTIME_50_MS & PS_WTIME_MASK;
220 else if (strcmp(wait_time, "100") == 0)
221 op_mode_setting_val |= PWTIME_100_MS & PS_WTIME_MASK;
222 else if (strcmp(wait_time, "200") == 0)
223 op_mode_setting_val |= PWTIME_200_MS & PS_WTIME_MASK;
224 else if (strcmp(wait_time, "400") == 0)
225 op_mode_setting_val |= PWTIME_400_MS & PS_WTIME_MASK;
226 else if (strcmp(wait_time, "800") == 0)
227 op_mode_setting_val |= PWTIME_800_MS & PS_WTIME_MASK;
228 else if (strcmp(wait_time, "1600") == 0)
229 op_mode_setting_val |= PWTIME_1600_MS & PS_WTIME_MASK;
230 else {
231 dev_info(&client->dev, "Using default ps wtime value\n");
232 op_mode_setting_val |= PWTIME_12_POINT_5_MS & PS_WTIME_MASK;
233 }
234
235 ret = pm16d17_write_reg(data, PM16D17_PS_SETTING, op_mode_setting_val);
236 if (ret < 0)
237 return ret;
238
239 of_property_read_u32(np, "ps-ir-led-pulse-count", &pulse_count);
240 if (pulse_count > 256)
241 pulse_count = 256;
242 ret = pm16d17_write_reg(data, PM16D17_VCSEL_DRIVE_PULSE, pulse_count - 1);
243 if (ret < 0)
244 return ret;
245
246 of_property_read_u32(np, "ps-offset-cancel", &ps_offset_cancel);
247 if (ps_offset_cancel != 0) {
248 ret = pm16d17_write_reg(data, PM16D17_PS_SETTING2, OFFSET_CANCEL_ENABLE);
249 if (ret < 0)
250 return ret;
251
252 offset_lsb = ps_offset_cancel & PS_OFFSET_CANCEL_LSB_MASK;
253 offset_msb = (ps_offset_cancel & PS_OFFSET_CANCEL_MSB_MASK) >> 8;
254
255 ret = pm16d17_write_reg(data, PM16D17_PS_OFFSET_CANCEL_L, offset_lsb);
256 if (ret < 0)
257 return ret;
258
259 ret = pm16d17_write_reg(data, PM16D17_PS_OFFSET_CANCEL_H, offset_msb);
260 if (ret < 0)
261 return ret;
262 }
263
264 return 0;
265 }
266
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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