Re: [PATCH] drivers: comedi: drivers: s526: fixed a commented out if else coding style issue

From: kernel test robot
Date: Wed Jun 14 2023 - 10:19:22 EST

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Hi Neel,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.4-rc6 next-20230614]
[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/Neel-Chakraborty/drivers-comedi-drivers-s526-fixed-a-commented-out-if-else-coding-style-issue/20230605-211421
base: linus/master
patch link: https://lore.kernel.org/r/20230605131306.427682-1-neelchakrabortykernelwork%40gmail.com
patch subject: [PATCH] drivers: comedi: drivers: s526: fixed a commented out if else coding style issue
config: i386-randconfig-i062-20230605-CONFIG_SMP (https://download.01.org/0day-ci/archive/20230614/202306142240.bYcu8B7c-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build):
mkdir -p ~/bin
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout linus/master
b4 shazam https://lore.kernel.org/r/20230605131306.427682-1-neelchakrabortykernelwork@xxxxxxxxx
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306142240.bYcu8B7c-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> drivers/comedi/drivers/s526.c:251:18: error: use of undeclared identifier 'GPCT_X2'
if (data[1] == GPCT_X2)
^
>> drivers/comedi/drivers/s526.c:251:18: error: use of undeclared identifier 'GPCT_X2'
>> drivers/comedi/drivers/s526.c:251:18: error: use of undeclared identifier 'GPCT_X2'
>> drivers/comedi/drivers/s526.c:253:23: error: use of undeclared identifier 'GPCT_X4'
else if (data[1] == GPCT_X4)
^
>> drivers/comedi/drivers/s526.c:253:23: error: use of undeclared identifier 'GPCT_X4'
>> drivers/comedi/drivers/s526.c:253:23: error: use of undeclared identifier 'GPCT_X4'
>> drivers/comedi/drivers/s526.c:267:18: error: use of undeclared identifier 'GPCT_RESET_COUNTER_ON_INDEX'
if (data[3] == GPCT_RESET_COUNTER_ON_INDEX) {
^
>> drivers/comedi/drivers/s526.c:267:18: error: use of undeclared identifier 'GPCT_RESET_COUNTER_ON_INDEX'
>> drivers/comedi/drivers/s526.c:267:18: error: use of undeclared identifier 'GPCT_RESET_COUNTER_ON_INDEX'
>> drivers/comedi/drivers/s526.c:291:9: error: use of undeclared identifier 'S526_GPCT_CTRL_CT_LOAD'
outw(S526_GPCT_CTRL_CT_LOAD,
^
>> drivers/comedi/drivers/s526.c:294:2: error: #endif without #if
#endif
^
11 errors generated.

vim +/GPCT_X2 +251 drivers/comedi/drivers/s526.c

0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 208
0a85b6f0ab0d2e drivers/staging/comedi/drivers/s526.c Mithlesh Thukral 2009-06-08 209 static int s526_gpct_insn_config(struct comedi_device *dev,
0a85b6f0ab0d2e drivers/staging/comedi/drivers/s526.c Mithlesh Thukral 2009-06-08 210 struct comedi_subdevice *s,
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 211 struct comedi_insn *insn,
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 212 unsigned int *data)
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 213 {
5f2210627f8d3c drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 214 struct s526_private *devpriv = dev->private;
43a352760e6c1c drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 215 unsigned int chan = CR_CHAN(insn->chanspec);
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 216 unsigned int val;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 217
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 218 /*
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 219 * Check what type of Counter the user requested
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 220 * data[0] contains the Application type
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 221 */
b2abd982c484ba drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 222 switch (data[0]) {
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 223 case INSN_CONFIG_GPCT_QUADRATURE_ENCODER:
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 224 /*
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 225 * data[0]: Application Type
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 226 * data[1]: Counter Mode Register Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 227 * data[2]: Pre-load Register Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 228 * data[3]: Conter Control Register
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 229 */
675f98f101fb6d drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 230 devpriv->gpct_config[chan] = data[0];
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 231
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 232 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 233 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 234 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 235
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 236 /* Reset the counter if it is software preload */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 237 if ((val & S526_GPCT_MODE_AUTOLOAD_MASK) ==
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 238 S526_GPCT_MODE_AUTOLOAD_NONE) {
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 239 /* Reset the counter */
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 240 outw(S526_GPCT_CTRL_CT_RESET,
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 241 dev->iobase + S526_GPCT_CTRL_REG(chan));
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 242 /*
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 243 * Load the counter from PR0
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 244 * outw(S526_GPCT_CTRL_CT_LOAD,
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 245 * dev->iobase + S526_GPCT_CTRL_REG(chan));
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 246 */
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 247 }
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 248 val = S526_GPCT_MODE_CTDIR_CTRL_QUAD;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 249
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 250 /* data[1] contains GPCT_X1, GPCT_X2 or GPCT_X4 */
b2abd982c484ba drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 @251 if (data[1] == GPCT_X2)
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 252 val |= S526_GPCT_MODE_CLK_SRC_QUADX2;
b2abd982c484ba drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 @253 else if (data[1] == GPCT_X4)
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 254 val |= S526_GPCT_MODE_CLK_SRC_QUADX4;
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 255 else
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 256 val |= S526_GPCT_MODE_CLK_SRC_QUADX1;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 257
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 258 /* When to take into account the indexpulse: */
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 259 /*
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 260 * if (data[2] == GPCT_IndexPhaseLowLow) {
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 261 * } else if (data[2] == GPCT_IndexPhaseLowHigh) {
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 262 * } else if (data[2] == GPCT_IndexPhaseHighLow) {
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 263 * } else if (data[2] == GPCT_IndexPhaseHighHigh) {
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 264 * }
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 265 */
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 266 /* Take into account the index pulse? */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 @267 if (data[3] == GPCT_RESET_COUNTER_ON_INDEX) {
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 268 /* Auto load with INDEX^ */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 269 val |= S526_GPCT_MODE_AUTOLOAD_IXRISE;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 270 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 271
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 272 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 273 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 274 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 275
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 276 /* Load the pre-load register */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 277 s526_gpct_write(dev, chan, data[2]);
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 278
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 279 /* Write the Counter Control Register */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 280 if (data[3])
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 281 outw(data[3] & 0xffff,
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 282 dev->iobase + S526_GPCT_CTRL_REG(chan));
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 283
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 284 /* Reset the counter if it is software preload */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 285 if ((val & S526_GPCT_MODE_AUTOLOAD_MASK) ==
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 286 S526_GPCT_MODE_AUTOLOAD_NONE) {
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 287 /* Reset the counter */
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 288 outw(S526_GPCT_CTRL_CT_RESET,
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 289 dev->iobase + S526_GPCT_CTRL_REG(chan));
c9c62f4e2c9b52 drivers/staging/comedi/drivers/s526.c Xenofon Foukas 2010-12-15 290 /* Load the counter from PR0 */
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 @291 outw(S526_GPCT_CTRL_CT_LOAD,
e5417e49965a47 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 292 dev->iobase + S526_GPCT_CTRL_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 293 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 @294 #endif
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 295 break;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 296
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 297 case INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR:
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 298 /*
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 299 * data[0]: Application Type
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 300 * data[1]: Counter Mode Register Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 301 * data[2]: Pre-load Register 0 Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 302 * data[3]: Pre-load Register 1 Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 303 * data[4]: Conter Control Register
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 304 */
675f98f101fb6d drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 305 devpriv->gpct_config[chan] = data[0];
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 306
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 307 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 308 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 309 /* Select PR0 */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 310 val &= ~S526_GPCT_MODE_PR_SELECT_MASK;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 311 val |= S526_GPCT_MODE_PR_SELECT_PR0;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 312 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 313
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 314 /* Load the pre-load register 0 */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 315 s526_gpct_write(dev, chan, data[2]);
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 316
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 317 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 318 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 319 /* Select PR1 */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 320 val &= ~S526_GPCT_MODE_PR_SELECT_MASK;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 321 val |= S526_GPCT_MODE_PR_SELECT_PR1;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 322 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 323
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 324 /* Load the pre-load register 1 */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 325 s526_gpct_write(dev, chan, data[3]);
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 326
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 327 /* Write the Counter Control Register */
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 328 if (data[4]) {
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 329 val = data[4] & 0xffff;
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 330 outw(val, dev->iobase + S526_GPCT_CTRL_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 331 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 332 break;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 333
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 334 case INSN_CONFIG_GPCT_PULSE_TRAIN_GENERATOR:
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 335 /*
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 336 * data[0]: Application Type
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 337 * data[1]: Counter Mode Register Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 338 * data[2]: Pre-load Register 0 Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 339 * data[3]: Pre-load Register 1 Value
a399d81d41e174 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 340 * data[4]: Conter Control Register
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 341 */
675f98f101fb6d drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 342 devpriv->gpct_config[chan] = data[0];
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 343
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 344 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 345 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 346 /* Select PR0 */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 347 val &= ~S526_GPCT_MODE_PR_SELECT_MASK;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 348 val |= S526_GPCT_MODE_PR_SELECT_PR0;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 349 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 350
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 351 /* Load the pre-load register 0 */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 352 s526_gpct_write(dev, chan, data[2]);
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 353
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 354 /* Set Counter Mode Register */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 355 val = data[1] & 0xffff;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 356 /* Select PR1 */
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 357 val &= ~S526_GPCT_MODE_PR_SELECT_MASK;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 358 val |= S526_GPCT_MODE_PR_SELECT_PR1;
479bd5edab3ca8 drivers/staging/comedi/drivers/s526.c Ian Abbott 2015-11-19 359 outw(val, dev->iobase + S526_GPCT_MODE_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 360
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 361 /* Load the pre-load register 1 */
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 362 s526_gpct_write(dev, chan, data[3]);
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 363
232f650253a04b drivers/staging/comedi/drivers/s526.c Bill Pemberton 2009-03-27 364 /* Write the Counter Control Register */
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 365 if (data[4]) {
5a5614cb669f9f drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2012-09-19 366 val = data[4] & 0xffff;
1d0d1c00daff96 drivers/staging/comedi/drivers/s526.c H Hartley Sweeten 2015-08-17 367 outw(val, dev->iobase + S526_GPCT_CTRL_REG(chan));
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 368 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 369 break;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 370
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 371 default:
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 372 return -EINVAL;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 373 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 374
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 375 return insn->n;
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 376 }
0c988d008cedca drivers/staging/comedi/drivers/s526.c Everett Wang 2009-02-17 377

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