drivers/misc/habanalabs/common/device.c:289:3: warning: %u in format string (no. 1) requires 'unsigned int' but the argument type is 'signed int'.

From: kernel test robot
Date: Mon Aug 10 2020 - 16:16:03 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: fc80c51fd4b23ec007e88d4c688f2cac1b8648e7
commit: 70b2f993ea4a79c298aac4ec1c58089020536ba5 habanalabs: create common folder
date: 2 weeks ago
compiler: riscv64-linux-gcc (GCC) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>


cppcheck warnings: (new ones prefixed by >>)

>> drivers/misc/habanalabs/common/device.c:289:3: warning: %u in format string (no. 1) requires 'unsigned int' but the argument type is 'signed int'. [invalidPrintfArgType_uint]
snprintf(workq_name, 32, "hl-free-jobs-%u", i);
^
>> drivers/misc/habanalabs/common/device.c:1304:24: warning: Variable 'add_cdev_sysfs_on_err' is reassigned a value before the old one has been used. [redundantAssignment]
add_cdev_sysfs_on_err = false;
^
drivers/misc/habanalabs/common/device.c:1262:24: note: Variable 'add_cdev_sysfs_on_err' is reassigned a value before the old one has been used.
add_cdev_sysfs_on_err = true;
^
drivers/misc/habanalabs/common/device.c:1304:24: note: Variable 'add_cdev_sysfs_on_err' is reassigned a value before the old one has been used.
add_cdev_sysfs_on_err = false;
^
>> drivers/misc/habanalabs/common/command_submission.c:720:6: warning: Variable 'rc' is reassigned a value before the old one has been used. [redundantAssignment]
rc = cs_parser(hpriv, job);
^
drivers/misc/habanalabs/common/command_submission.c:691:7: note: Variable 'rc' is reassigned a value before the old one has been used.
rc = -ENOMEM;
^
drivers/misc/habanalabs/common/command_submission.c:720:6: note: Variable 'rc' is reassigned a value before the old one has been used.
rc = cs_parser(hpriv, job);
^

vim +289 drivers/misc/habanalabs/common/device.c

c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 241
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 242 /*
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 243 * device_early_init - do some early initialization for the habanalabs device
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 244 *
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 245 * @hdev: pointer to habanalabs device structure
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 246 *
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 247 * Install the relevant function pointers and call the early_init function,
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 248 * if such a function exists
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 249 */
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 250 static int device_early_init(struct hl_device *hdev)
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 251 {
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 252 int i, rc;
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 253 char workq_name[32];
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 254
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 255 switch (hdev->asic_type) {
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 256 case ASIC_GOYA:
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 257 goya_set_asic_funcs(hdev);
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 258 strlcpy(hdev->asic_name, "GOYA", sizeof(hdev->asic_name));
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 259 break;
af57cb81a6df58 drivers/misc/habanalabs/device.c Oded Gabbay 2020-05-11 260 case ASIC_GAUDI:
af57cb81a6df58 drivers/misc/habanalabs/device.c Oded Gabbay 2020-05-11 261 gaudi_set_asic_funcs(hdev);
af57cb81a6df58 drivers/misc/habanalabs/device.c Oded Gabbay 2020-05-11 262 sprintf(hdev->asic_name, "GAUDI");
af57cb81a6df58 drivers/misc/habanalabs/device.c Oded Gabbay 2020-05-11 263 break;
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 264 default:
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 265 dev_err(hdev->dev, "Unrecognized ASIC type %d\n",
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 266 hdev->asic_type);
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 267 return -EINVAL;
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 268 }
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 269
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 270 rc = hdev->asic_funcs->early_init(hdev);
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 271 if (rc)
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 272 return rc;
99b9d7b4970cf1 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 273
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 274 rc = hl_asid_init(hdev);
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 275 if (rc)
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 276 goto early_fini;
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 277
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 278 if (hdev->asic_prop.completion_queues_count) {
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 279 hdev->cq_wq = kcalloc(hdev->asic_prop.completion_queues_count,
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 280 sizeof(*hdev->cq_wq),
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 281 GFP_ATOMIC);
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 282 if (!hdev->cq_wq) {
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 283 rc = -ENOMEM;
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 284 goto asid_fini;
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 285 }
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 286 }
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 287
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 288 for (i = 0 ; i < hdev->asic_prop.completion_queues_count ; i++) {
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 @289 snprintf(workq_name, 32, "hl-free-jobs-%u", i);
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 290 hdev->cq_wq[i] = create_singlethread_workqueue(workq_name);
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 291 if (hdev->cq_wq == NULL) {
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 292 dev_err(hdev->dev, "Failed to allocate CQ workqueue\n");
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 293 rc = -ENOMEM;
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 294 goto free_cq_wq;
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 295 }
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 296 }
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 297
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 298 hdev->eq_wq = alloc_workqueue("hl-events", WQ_UNBOUND, 0);
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 299 if (hdev->eq_wq == NULL) {
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 300 dev_err(hdev->dev, "Failed to allocate EQ workqueue\n");
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 301 rc = -ENOMEM;
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 302 goto free_cq_wq;
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 303 }
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 304
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 305 hdev->hl_chip_info = kzalloc(sizeof(struct hwmon_chip_info),
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 306 GFP_KERNEL);
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 307 if (!hdev->hl_chip_info) {
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 308 rc = -ENOMEM;
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 309 goto free_eq_wq;
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 310 }
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 311
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 312 hdev->idle_busy_ts_arr = kmalloc_array(HL_IDLE_BUSY_TS_ARR_SIZE,
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 313 sizeof(struct hl_device_idle_busy_ts),
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 314 (GFP_KERNEL | __GFP_ZERO));
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 315 if (!hdev->idle_busy_ts_arr) {
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 316 rc = -ENOMEM;
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 317 goto free_chip_info;
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 318 }
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 319
be5d926b5c1043 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 320 hl_cb_mgr_init(&hdev->kernel_cb_mgr);
be5d926b5c1043 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 321
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 322 mutex_init(&hdev->send_cpu_message_lock);
19734970c98b07 drivers/misc/habanalabs/device.c Oded Gabbay 2019-05-04 323 mutex_init(&hdev->debug_lock);
8d45f1de3994c5 drivers/misc/habanalabs/device.c Tomer Tayar 2019-05-13 324 mutex_init(&hdev->mmu_cache_lock);
eff6f4a0e70b7b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 325 INIT_LIST_HEAD(&hdev->hw_queues_mirror_list);
eff6f4a0e70b7b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 326 spin_lock_init(&hdev->hw_queues_mirror_lock);
eb7caf84b02938 drivers/misc/habanalabs/device.c Oded Gabbay 2019-07-30 327 INIT_LIST_HEAD(&hdev->fpriv_list);
eb7caf84b02938 drivers/misc/habanalabs/device.c Oded Gabbay 2019-07-30 328 mutex_init(&hdev->fpriv_list_lock);
f8c8c7d5f1b0ea drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 329 atomic_set(&hdev->in_reset, 0);
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 330
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 331 return 0;
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 332
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 333 free_chip_info:
75b3cb2bb08037 drivers/misc/habanalabs/device.c Oded Gabbay 2019-08-28 334 kfree(hdev->hl_chip_info);
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 335 free_eq_wq:
d91389bc839d72 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 336 destroy_workqueue(hdev->eq_wq);
1251f23ae8583b drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 337 free_cq_wq:
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 338 for (i = 0 ; i < hdev->asic_prop.completion_queues_count ; i++)
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 339 if (hdev->cq_wq[i])
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 340 destroy_workqueue(hdev->cq_wq[i]);
5574cb2194b13d drivers/misc/habanalabs/device.c Ofir Bitton 2020-07-05 341 kfree(hdev->cq_wq);
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 342 asid_fini:
9494a8dd8d22cb drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 343 hl_asid_fini(hdev);
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 344 early_fini:
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 345 if (hdev->asic_funcs->early_fini)
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 346 hdev->asic_funcs->early_fini(hdev);
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 347
0861e41de53044 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 348 return rc;
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 349 }
c4d66343a46a49 drivers/misc/habanalabs/device.c Oded Gabbay 2019-02-16 350

:::::: The code at line 289 was first introduced by commit
:::::: 5574cb2194b13de78df68cd32655ddbe619b1251 habanalabs: Assign each CQ with its own work queue

:::::: TO: Ofir Bitton <obitton@xxxxxxxxx>
:::::: CC: Oded Gabbay <oded.gabbay@xxxxxxxxx>

---
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