Re: [TEST PATCH] WIP: Test OPP multi regulator support with ti-opp-domain driver

From: kbuild test robot
Date: Tue Nov 15 2016 - 20:39:34 EST

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In reply to: Dave Gerlach: "[TEST PATCH] WIP: Test OPP multi regulator support with ti-opp-domain driver"
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Hi Dave,

[auto build test ERROR on robh/for-next]
[also build test ERROR on v4.9-rc5]
[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/Dave-Gerlach/WIP-Test-OPP-multi-regulator-support-with-ti-opp-domain-driver/20161116-084525
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 6.2.0
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=ia64

All error/warnings (new ones prefixed by >>):

>> drivers/soc/ti/ti-opp-domain.c:231:49: warning: 'struct dev_pm_set_opp_data' declared inside parameter list will not be visible outside of this definition or declaration
int ti_oppdm_set_opp(struct device *dev, struct dev_pm_set_opp_data *data)
^~~~~~~~~~~~~~~~~~~
drivers/soc/ti/ti-opp-domain.c: In function 'ti_oppdm_set_opp':
>> drivers/soc/ti/ti-opp-domain.c:233:50: error: dereferencing pointer to incomplete type 'struct dev_pm_set_opp_data'
struct dev_pm_opp_supply *old_supply_vdd = &data->old_opp.supplies[0];
^~
>> drivers/soc/ti/ti-opp-domain.c:244:71: error: dereferencing pointer to incomplete type 'struct dev_pm_opp_supply'
vdd_uv = oppdm_get_optimal_vdd_voltage(dev, &opp_data, new_supply_vbb->u_volt);
^~
>> drivers/soc/ti/ti-opp-domain.c:330:1: warning: label 'restore_voltage' defined but not used [-Wunused-label]
restore_voltage:
^~~~~~~~~~~~~~~
>> drivers/soc/ti/ti-opp-domain.c:325:1: warning: label 'restore_freq' defined but not used [-Wunused-label]
restore_freq:
^~~~~~~~~~~~
>> drivers/soc/ti/ti-opp-domain.c:234:28: warning: unused variable 'old_supply_vbb' [-Wunused-variable]
struct dev_pm_opp_supply *old_supply_vbb = &data->old_opp.supplies[1];
^~~~~~~~~~~~~~
drivers/soc/ti/ti-opp-domain.c: In function 'ti_oppdm_probe':
drivers/soc/ti/ti-opp-domain.c:383:8: error: implicit declaration of function 'dev_pm_opp_set_regulators' [-Werror=implicit-function-declaration]
ret = dev_pm_opp_set_regulators(cpu_dev, names,
^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/soc/ti/ti-opp-domain.c:408:2: error: implicit declaration of function 'dev_pm_opp_register_set_opp_helper' [-Werror=implicit-function-declaration]
dev_pm_opp_register_set_opp_helper(cpu_dev, ti_oppdm_set_opp);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/ti/ti-opp-domain.c:378:28: warning: unused variable 'oppdm_dev' [-Wunused-variable]
struct pm_opp_domain_dev *oppdm_dev;
^~~~~~~~~
At top level:
drivers/soc/ti/ti-opp-domain.c:181:13: warning: 'oppdm_free_optimized_voltages' defined but not used [-Wunused-function]
static void oppdm_free_optimized_voltages(struct device *dev,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +233 drivers/soc/ti/ti-opp-domain.c

225 * @dev: opp domain device for which we are doing the transition
226 * @data: information on regulators and new and old opps provided by
227 * opp core to use in transition
228 *
229 * Return: If successful, 0, else appropriate error value.
230 */
> 231 int ti_oppdm_set_opp(struct device *dev, struct dev_pm_set_opp_data *data)
232 {
> 233 struct dev_pm_opp_supply *old_supply_vdd = &data->old_opp.supplies[0];
> 234 struct dev_pm_opp_supply *old_supply_vbb = &data->old_opp.supplies[1];
235 struct dev_pm_opp_supply *new_supply_vdd = &data->new_opp.supplies[0];
236 struct dev_pm_opp_supply *new_supply_vbb = &data->new_opp.supplies[1];
237 unsigned long old_freq = data->old_opp.rate, freq = data->new_opp.rate;
238 struct clk *clk = data->clk;
239 struct regulator *vdd_reg = data->regulators[0];
240 struct regulator *vbb_reg = data->regulators[1];
241 int vdd_uv;
242 int ret;
243
> 244 vdd_uv = oppdm_get_optimal_vdd_voltage(dev, &opp_data, new_supply_vbb->u_volt);
245
246 /* Scaling up? Scale voltage before frequency */
247 if (freq > old_freq) {
248 /* Regulator not available for device */
249
250 dev_dbg(dev, "vbb pre %luuV[min %luuV max %luuV]\n",
251 new_supply_vbb->u_volt, new_supply_vbb->u_volt_min,
252 new_supply_vbb->u_volt_max);
253
254 ret = regulator_set_voltage_triplet(vbb_reg,
255 new_supply_vbb->u_volt_min,
256 new_supply_vbb->u_volt,
257 new_supply_vbb->u_volt_max);
258 if (ret) {
259 dev_err(dev, "vbb failed for %luuV[min %luuV max %luuV]\n",
260 new_supply_vbb->u_volt, new_supply_vbb->u_volt_min,
261 new_supply_vbb->u_volt_max);
262 return ret;
263 }
264
265 dev_dbg(dev, "%s: voltages (mV): %lu %lu %lu\n", __func__,
266 new_supply_vdd->u_volt_min, new_supply_vdd->u_volt,
267 new_supply_vdd->u_volt_max);
268
269 ret = regulator_set_voltage_triplet(vdd_reg,
270 new_supply_vdd->u_volt_min,
271 new_supply_vdd->u_volt,
272 new_supply_vdd->u_volt_max);
273 if (ret)
274 dev_err(dev, "%s: failed to set voltage (%lu %lu %lu mV): %d\n",
275 __func__, new_supply_vdd->u_volt_min,
276 new_supply_vdd->u_volt,
277 new_supply_vdd->u_volt_max, ret);
278 }
279
280 /* Change frequency */
281 dev_dbg(dev, "%s: switching OPP: %lu Hz --> %lu Hz\n",
282 __func__, old_freq, freq);
283
284 ret = clk_set_rate(clk, freq);
285 if (ret) {
286 dev_err(dev, "%s: failed to set clock rate: %d\n", __func__,
287 ret);
288 }
289
290 /* Scaling down? Scale voltage after frequency */
291 if (freq < old_freq) {
292 dev_dbg(dev, "vbb post %luuV[min %luuV max %luuV]\n",
293 new_supply_vbb->u_volt, new_supply_vbb->u_volt_min,
294 new_supply_vbb->u_volt_max);
295
296 ret = regulator_set_voltage_triplet(vbb_reg,
297 new_supply_vbb->u_volt_min,
298 new_supply_vbb->u_volt,
299 new_supply_vbb->u_volt_max);
300 if (ret) {
301 dev_err(dev, "vbb failed for %luuV[min %luuV max %luuV]\n",
302 new_supply_vbb->u_volt,
303 new_supply_vbb->u_volt_min,
304 new_supply_vbb->u_volt_max);
305 return ret;
306 }
307
308 dev_dbg(dev, "%s: voltages (mV): %lu %lu %lu\n", __func__,
309 new_supply_vdd->u_volt_min, new_supply_vdd->u_volt,
310 new_supply_vdd->u_volt_max);
311
312 ret = regulator_set_voltage_triplet(vdd_reg,
313 new_supply_vdd->u_volt_min,
314 new_supply_vdd->u_volt,
315 new_supply_vdd->u_volt_max);
316 if (ret)
317 dev_err(dev, "%s: failed to set voltage (%lu %lu %lu mV): %d\n",
318 __func__, new_supply_vdd->u_volt_min,
319 new_supply_vdd->u_volt,
320 new_supply_vdd->u_volt_max, ret);
321 }
322
323 return 0;
324
> 325 restore_freq:
326 ret = clk_set_rate(clk, old_freq);
327 if (ret)
328 dev_err(dev, "%s: failed to restore old-freq (%lu Hz)\n",
329 __func__, old_freq);
> 330 restore_voltage:
331 /* This shouldn't harm even if the voltages weren't updated earlier */
332 if (old_supply_vdd->u_volt) {
333 dev_dbg(dev, "%s: voltages (mV): %lu %lu %lu\n", __func__,
334 old_supply_vdd->u_volt_min, old_supply_vdd->u_volt,
335 old_supply_vdd->u_volt_max);
336
337 ret = regulator_set_voltage_triplet(vdd_reg,
338 old_supply_vdd->u_volt_min,
339 old_supply_vdd->u_volt,
340 old_supply_vdd->u_volt_max);
341 if (ret)
342 dev_err(dev, "%s: failed to set voltage (%lu %lu %lu mV): %d\n",
343 __func__, old_supply_vdd->u_volt_min,
344 old_supply_vdd->u_volt,
345 old_supply_vdd->u_volt_max, ret);
346 }
347
348 return ret;
349 }
350
351 static const struct ti_oppdm_of_data omap_generic_of_data = {
352 };
353
354 static const struct ti_oppdm_of_data omap_omap5_of_data = {
355 .flags = OPPDM_EFUSE_CLASS0_OPTIMIZED_VOLTAGE,
356 .efuse_voltage_mask = 0xFFF,
357 .efuse_voltage_uv = false,
358 };
359
360 static const struct ti_oppdm_of_data omap_omap5core_of_data = {
361 .flags = OPPDM_EFUSE_CLASS0_OPTIMIZED_VOLTAGE | OPPDM_HAS_NO_ABB,
362 .efuse_voltage_mask = 0xFFF,
363 .efuse_voltage_uv = false,
364 };
365
366 static const struct of_device_id ti_oppdm_of_match[] = {
367 {.compatible = "ti,omap-oppdm", .data = &omap_generic_of_data},
368 {.compatible = "ti,omap5-oppdm", .data = &omap_omap5_of_data},
369 {.compatible = "ti,omap5-core-oppdm", .data = &omap_omap5core_of_data},
370 {},
371 };
372
373 static int ti_oppdm_probe(struct platform_device *pdev)
374 {
375 struct device *dev = &pdev->dev;
376 struct device *cpu_dev = get_cpu_device(0); /* Gross hack */
377 const struct of_device_id *match;
> 378 struct pm_opp_domain_dev *oppdm_dev;
379 int ret = 0;
380 const struct ti_oppdm_of_data *of_data;
381 const char *names[] = {"vdd", "vbb"};
382
> 383 ret = dev_pm_opp_set_regulators(cpu_dev, names,
384 ARRAY_SIZE(names));
385
386 if (ret)

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Next message: Zhangfei Gao: "Re: [PATCH 02/11] hisi_sas: alloc queue id of slot according to device id"
Previous message: Sarangdhar Joshi: "[PATCH v3 2/3] firmware: qcom: scm: Remove core, iface and bus clocks dependency"
In reply to: Dave Gerlach: "[TEST PATCH] WIP: Test OPP multi regulator support with ti-opp-domain driver"
Next in thread: kbuild test robot: "Re: [TEST PATCH] WIP: Test OPP multi regulator support with ti-opp-domain driver"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]