tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git gpio-driver-h head: 915c04be5ba60b3e285f361a38c2c85f10d934d9 commit: 96ecd5bccd38f0eae598323689498937f96a0fa7 [17/25] gpio: sch311x: Implement open drain support config: i386-randconfig-x000-201825 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: git checkout 96ecd5bccd38f0eae598323689498937f96a0fa7 # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/gpio/gpio-sch311x.c: In function 'sch311x_gpio_probe': drivers/gpio/gpio-sch311x.c:298:31: error: 'sch311x_get_direction' undeclared (first use in this function); did you mean 'sch311x_gpio_get_direction'? block->chip.get_direction = sch311x_get_direction; ^~~~~~~~~~~~~~~~~~~~~ sch311x_gpio_get_direction drivers/gpio/gpio-sch311x.c:298:31: note: each undeclared identifier is reported only once for each function it appears in >> drivers/gpio/gpio-sch311x.c:299:28: error: 'sch311x_set_config' undeclared (first use in this function); did you mean 'sch311x_gpio_set_config'? block->chip.set_config = sch311x_set_config; ^~~~~~~~~~~~~~~~~~ sch311x_gpio_set_config At top level: drivers/gpio/gpio-sch311x.c:238:12: warning: 'sch311x_gpio_set_config' defined but not used [-Wunused-function] static int sch311x_gpio_set_config(struct gpio_chip *chip, unsigned offset, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpio/gpio-sch311x.c:226:12: warning: 'sch311x_gpio_get_direction' defined but not used [-Wunused-function] static int sch311x_gpio_get_direction(struct gpio_chip *chip, unsigned offset) ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +299 drivers/gpio/gpio-sch311x.c 265 266 static int sch311x_gpio_probe(struct platform_device *pdev) 267 { 268 struct sch311x_pdev_data *pdata = dev_get_platdata(&pdev->dev); 269 struct sch311x_gpio_priv *priv; 270 struct sch311x_gpio_block *block; 271 int err, i; 272 273 /* we can register all GPIO data registers at once */ 274 if (!devm_request_region(&pdev->dev, pdata->runtime_reg + GP1, 6, 275 DRV_NAME)) { 276 dev_err(&pdev->dev, "Failed to request region 0x%04x-0x%04x.\n", 277 pdata->runtime_reg + GP1, pdata->runtime_reg + GP1 + 5); 278 return -EBUSY; 279 } 280 281 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 282 if (!priv) 283 return -ENOMEM; 284 285 platform_set_drvdata(pdev, priv); 286 287 for (i = 0; i < ARRAY_SIZE(priv->blocks); i++) { 288 block = &priv->blocks[i]; 289 290 spin_lock_init(&block->lock); 291 292 block->chip.label = DRV_NAME; 293 block->chip.owner = THIS_MODULE; 294 block->chip.request = sch311x_gpio_request; 295 block->chip.free = sch311x_gpio_free; 296 block->chip.direction_input = sch311x_gpio_direction_in; 297 block->chip.direction_output = sch311x_gpio_direction_out; > 298 block->chip.get_direction = sch311x_get_direction; > 299 block->chip.set_config = sch311x_set_config; 300 block->chip.get = sch311x_gpio_get; 301 block->chip.set = sch311x_gpio_set; 302 block->chip.ngpio = 8; 303 block->chip.parent = &pdev->dev; 304 block->chip.base = sch311x_gpio_blocks[i].base; 305 block->config_regs = sch311x_gpio_blocks[i].config_regs; 306 block->data_reg = sch311x_gpio_blocks[i].data_reg; 307 block->runtime_reg = pdata->runtime_reg; 308 309 err = gpiochip_add_data(&block->chip, block); 310 if (err < 0) { 311 dev_err(&pdev->dev, 312 "Could not register gpiochip, %d\n", err); 313 goto exit_err; 314 } 315 dev_info(&pdev->dev, 316 "SMSC SCH311x GPIO block %d registered.\n", i); 317 } 318 319 return 0; 320 321 exit_err: 322 /* release already registered chips */ 323 for (--i; i >= 0; i--) 324 gpiochip_remove(&priv->blocks[i].chip); 325 return err; 326 } 327 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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