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Message-ID: <201601220548.S124Ett5%fengguang.wu@intel.com>
Date: Fri, 22 Jan 2016 05:49:38 +0800
From: kbuild test robot <lkp@...el.com>
To: Mark Brown <broonie@...nel.org>
Cc: kbuild-all@...org, Paul Kocialkowski <contact@...lk.fr>,
Liam Girdwood <lgirdwood@...il.com>,
linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: Re: [PATCH 2/2] regulator: core: Provide per-regulator runtime PM
support
Hi Mark,
[auto build test WARNING on regulator/for-next]
[also build test WARNING on v4.4 next-20160121]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Mark-Brown/regulator-core-Use-a-bitfield-for-continuous_voltage_range/20160122-042835
base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next
reproduce: make htmldocs
All warnings (new ones prefixed by >>):
include/linux/regulator/machine.h:151: warning: No description found for parameter 'over_current_protection'
include/linux/regulator/driver.h:202: warning: No description found for parameter 'set_over_current_protection'
>> include/linux/regulator/driver.h:325: warning: No description found for parameter 'auto_runtime_pm'
include/linux/regulator/driver.h:325: warning: No description found for parameter 'csel_reg'
include/linux/regulator/driver.h:325: warning: No description found for parameter 'csel_mask'
vim +/auto_runtime_pm +325 include/linux/regulator/driver.h
571a354b15 Liam Girdwood 2008-04-30 196 int (*set_suspend_disable) (struct regulator_dev *);
571a354b15 Liam Girdwood 2008-04-30 197
fde297bb4d Kim, Milo 2012-02-16 198 /* set regulator suspend operating mode (defined in consumer.h) */
571a354b15 Liam Girdwood 2008-04-30 199 int (*set_suspend_mode) (struct regulator_dev *, unsigned int mode);
23c779b9f9 Stephen Boyd 2015-06-11 200
23c779b9f9 Stephen Boyd 2015-06-11 201 int (*set_pull_down) (struct regulator_dev *);
571a354b15 Liam Girdwood 2008-04-30 @202 };
571a354b15 Liam Girdwood 2008-04-30 203
571a354b15 Liam Girdwood 2008-04-30 204 /*
571a354b15 Liam Girdwood 2008-04-30 205 * Regulators can either control voltage or current.
571a354b15 Liam Girdwood 2008-04-30 206 */
571a354b15 Liam Girdwood 2008-04-30 207 enum regulator_type {
571a354b15 Liam Girdwood 2008-04-30 208 REGULATOR_VOLTAGE,
571a354b15 Liam Girdwood 2008-04-30 209 REGULATOR_CURRENT,
571a354b15 Liam Girdwood 2008-04-30 210 };
571a354b15 Liam Girdwood 2008-04-30 211
571a354b15 Liam Girdwood 2008-04-30 212 /**
c172708d38 Mark Brown 2012-04-04 213 * struct regulator_desc - Static regulator descriptor
571a354b15 Liam Girdwood 2008-04-30 214 *
c172708d38 Mark Brown 2012-04-04 215 * Each regulator registered with the core is described with a
c172708d38 Mark Brown 2012-04-04 216 * structure of this type and a struct regulator_config. This
c172708d38 Mark Brown 2012-04-04 217 * structure contains the non-varying parts of the regulator
c172708d38 Mark Brown 2012-04-04 218 * description.
c8e7e4640f Mark Brown 2008-12-31 219 *
c8e7e4640f Mark Brown 2008-12-31 220 * @name: Identifying name for the regulator.
69511a452e Rajendra Nayak 2011-11-18 221 * @supply_name: Identifying the regulator supply
a0c7b164ad Mark Brown 2014-09-09 222 * @of_match: Name used to identify regulator in DT.
a0c7b164ad Mark Brown 2014-09-09 223 * @regulators_node: Name of node containing regulator definitions in DT.
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 224 * @of_parse_cb: Optional callback called only if of_match is present.
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 225 * Will be called for each regulator parsed from DT, during
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 226 * init_data parsing.
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 227 * The regulator_config passed as argument to the callback will
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 228 * be a copy of config passed to regulator_register, valid only
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 229 * for this particular call. Callback may freely change the
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 230 * config but it cannot store it for later usage.
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 231 * Callback should return 0 on success or negative ERRNO
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 232 * indicating failure.
c8e7e4640f Mark Brown 2008-12-31 233 * @id: Numerical identifier for the regulator.
c8e7e4640f Mark Brown 2008-12-31 234 * @ops: Regulator operations table.
0ba4887c63 Randy Dunlap 2009-01-08 235 * @irq: Interrupt number for the regulator.
c8e7e4640f Mark Brown 2008-12-31 236 * @type: Indicates if the regulator is a voltage or current regulator.
c8e7e4640f Mark Brown 2008-12-31 237 * @owner: Module providing the regulator, used for refcounting.
bca7bbfff3 Mark Brown 2012-05-09 238 *
bd7a2b600a Pawel Moll 2012-09-24 239 * @continuous_voltage_range: Indicates if the regulator can set any
bd7a2b600a Pawel Moll 2012-09-24 240 * voltage within constrains range.
bca7bbfff3 Mark Brown 2012-05-09 241 * @n_voltages: Number of selectors available for ops.list_voltage().
bca7bbfff3 Mark Brown 2012-05-09 242 *
bca7bbfff3 Mark Brown 2012-05-09 243 * @min_uV: Voltage given by the lowest selector (if linear mapping)
bca7bbfff3 Mark Brown 2012-05-09 244 * @uV_step: Voltage increase with each selector (if linear mapping)
33234e791d Axel Lin 2012-11-27 245 * @linear_min_sel: Minimal selector for starting linear mapping
5a523605af Laxman Dewangan 2013-09-10 246 * @fixed_uV: Fixed voltage of rails.
ea38d13fd1 Axel Lin 2012-06-18 247 * @ramp_delay: Time to settle down after voltage change (unit: uV/us)
5abe4f223e Sascha Hauer 2015-10-13 248 * @min_dropout_uV: The minimum dropout voltage this regulator can handle
a8dbfeedfe Randy Dunlap 2014-08-27 249 * @linear_ranges: A constant table of possible voltage ranges.
a8dbfeedfe Randy Dunlap 2014-08-27 250 * @n_linear_ranges: Number of entries in the @linear_ranges table.
cffc9592fd Axel Lin 2012-05-20 251 * @volt_table: Voltage mapping table (if table based mapping)
bca7bbfff3 Mark Brown 2012-05-09 252 *
4ab5b3d92c Mark Brown 2012-04-15 253 * @vsel_reg: Register for selector when using regulator_regmap_X_voltage_
4ab5b3d92c Mark Brown 2012-04-15 254 * @vsel_mask: Mask for register bitfield used for selector
c8520b4c5d Axel Lin 2012-12-18 255 * @apply_reg: Register for initiate voltage change on the output when
c8520b4c5d Axel Lin 2012-12-18 256 * using regulator_set_voltage_sel_regmap
c8520b4c5d Axel Lin 2012-12-18 257 * @apply_bit: Register bitfield used for initiate voltage change on the
c8520b4c5d Axel Lin 2012-12-18 258 * output when using regulator_set_voltage_sel_regmap
cd6dffb4c6 Mark Brown 2012-04-15 259 * @enable_reg: Register for control when using regmap enable/disable ops
cd6dffb4c6 Mark Brown 2012-04-15 260 * @enable_mask: Mask for control when using regmap enable/disable ops
ca5d1b3524 Carlo Caione 2014-03-05 261 * @enable_val: Enabling value for control when using regmap enable/disable ops
ca5d1b3524 Carlo Caione 2014-03-05 262 * @disable_val: Disabling value for control when using regmap enable/disable ops
51dcdafcb7 Axel Lin 2013-03-05 263 * @enable_is_inverted: A flag to indicate set enable_mask bits to disable
51dcdafcb7 Axel Lin 2013-03-05 264 * when using regulator_enable_regmap and friends APIs.
5838b032fd Nishanth Menon 2013-02-28 265 * @bypass_reg: Register for control when using regmap set_bypass
5838b032fd Nishanth Menon 2013-02-28 266 * @bypass_mask: Mask for control when using regmap set_bypass
ca5d1b3524 Carlo Caione 2014-03-05 267 * @bypass_val_on: Enabling value for control when using regmap set_bypass
ca5d1b3524 Carlo Caione 2014-03-05 268 * @bypass_val_off: Disabling value for control when using regmap set_bypass
79511ed322 Mark Brown 2012-06-27 269 *
79511ed322 Mark Brown 2012-06-27 270 * @enable_time: Time taken for initial enable of regulator (in uS).
871f565055 Guodong Xu 2014-08-13 271 * @off_on_delay: guard time (in uS), before re-enabling a regulator
87e1e0f29f Javier Martinez Canillas 2014-11-10 272 *
87e1e0f29f Javier Martinez Canillas 2014-11-10 273 * @of_map_mode: Maps a hardware mode defined in a DeviceTree to a standard mode
571a354b15 Liam Girdwood 2008-04-30 274 */
571a354b15 Liam Girdwood 2008-04-30 275 struct regulator_desc {
571a354b15 Liam Girdwood 2008-04-30 276 const char *name;
69511a452e Rajendra Nayak 2011-11-18 277 const char *supply_name;
a0c7b164ad Mark Brown 2014-09-09 278 const char *of_match;
a0c7b164ad Mark Brown 2014-09-09 279 const char *regulators_node;
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 280 int (*of_parse_cb)(struct device_node *,
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 281 const struct regulator_desc *,
bfa21a0dfe Krzysztof Kozlowski 2015-01-05 282 struct regulator_config *);
571a354b15 Liam Girdwood 2008-04-30 283 int id;
5105f4655a Mark Brown 2016-01-21 284 unsigned int continuous_voltage_range:1;
cfe771af73 Mark Brown 2016-01-21 285 unsigned int auto_runtime_pm:1;
4367cfdc7c David Brownell 2009-02-26 286 unsigned n_voltages;
df11e506d3 Axel Lin 2014-08-21 287 const struct regulator_ops *ops;
571a354b15 Liam Girdwood 2008-04-30 288 int irq;
571a354b15 Liam Girdwood 2008-04-30 289 enum regulator_type type;
571a354b15 Liam Girdwood 2008-04-30 290 struct module *owner;
4ab5b3d92c Mark Brown 2012-04-15 291
bca7bbfff3 Mark Brown 2012-05-09 292 unsigned int min_uV;
bca7bbfff3 Mark Brown 2012-05-09 293 unsigned int uV_step;
33234e791d Axel Lin 2012-11-27 294 unsigned int linear_min_sel;
5a523605af Laxman Dewangan 2013-09-10 295 int fixed_uV;
98a175b60f Yadwinder Singh Brar 2012-06-09 296 unsigned int ramp_delay;
5abe4f223e Sascha Hauer 2015-10-13 297 int min_dropout_uV;
bca7bbfff3 Mark Brown 2012-05-09 298
94d33c02c7 Mark Brown 2013-07-02 299 const struct regulator_linear_range *linear_ranges;
94d33c02c7 Mark Brown 2013-07-02 300 int n_linear_ranges;
94d33c02c7 Mark Brown 2013-07-02 301
cffc9592fd Axel Lin 2012-05-20 302 const unsigned int *volt_table;
cffc9592fd Axel Lin 2012-05-20 303
4ab5b3d92c Mark Brown 2012-04-15 304 unsigned int vsel_reg;
4ab5b3d92c Mark Brown 2012-04-15 305 unsigned int vsel_mask;
c0ea88b890 Nikita Kiryanov 2015-11-25 306 unsigned int csel_reg;
c0ea88b890 Nikita Kiryanov 2015-11-25 307 unsigned int csel_mask;
c8520b4c5d Axel Lin 2012-12-18 308 unsigned int apply_reg;
c8520b4c5d Axel Lin 2012-12-18 309 unsigned int apply_bit;
cd6dffb4c6 Mark Brown 2012-04-15 310 unsigned int enable_reg;
cd6dffb4c6 Mark Brown 2012-04-15 311 unsigned int enable_mask;
ca5d1b3524 Carlo Caione 2014-03-05 312 unsigned int enable_val;
ca5d1b3524 Carlo Caione 2014-03-05 313 unsigned int disable_val;
51dcdafcb7 Axel Lin 2013-03-05 314 bool enable_is_inverted;
df36793115 Mark Brown 2012-08-27 315 unsigned int bypass_reg;
df36793115 Mark Brown 2012-08-27 316 unsigned int bypass_mask;
ca5d1b3524 Carlo Caione 2014-03-05 317 unsigned int bypass_val_on;
ca5d1b3524 Carlo Caione 2014-03-05 318 unsigned int bypass_val_off;
79511ed322 Mark Brown 2012-06-27 319
79511ed322 Mark Brown 2012-06-27 320 unsigned int enable_time;
871f565055 Guodong Xu 2014-08-13 321
871f565055 Guodong Xu 2014-08-13 322 unsigned int off_on_delay;
87e1e0f29f Javier Martinez Canillas 2014-11-10 323
87e1e0f29f Javier Martinez Canillas 2014-11-10 324 unsigned int (*of_map_mode)(unsigned int mode);
571a354b15 Liam Girdwood 2008-04-30 @325 };
571a354b15 Liam Girdwood 2008-04-30 326
c172708d38 Mark Brown 2012-04-04 327 /**
c172708d38 Mark Brown 2012-04-04 328 * struct regulator_config - Dynamic regulator descriptor
:::::: The code at line 325 was first introduced by commit
:::::: 571a354b1542a274d88617e1f6703f3fe7a517f1 regulator: regulator driver interface
:::::: TO: Liam Girdwood <lg@...nsource.wolfsonmicro.com>
:::::: CC: Liam Girdwood <lg@...nsource.wolfsonmicro.com>
---
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