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Date: Wed, 9 Nov 2022 06:30:30 +0800
From: kernel test robot <lkp@...el.com>
To: chengwei <larry.lai@...jingtech.com>, lee@...nel.org,
andriy.shevchenko@...ux.intel.com, linus.walleij@...aro.org,
pavel@....cz
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-gpio@...r.kernel.org, linux-leds@...r.kernel.org,
GaryWang@...on.com.tw, musa.lin@...jingtech.com,
jack.chang@...jingtech.com, noah.hung@...jingtech.com,
chengwei <larry.lai@...jingtech.com>,
Javier Arteaga <javier@...tex.com>,
Nicola Lunghi <nicola.lunghi@...tex.com>
Subject: Re: [PATCH V2 1/3] mfd: Add support for UP board CPLD/FPGA
Hi chengwei,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on lee-mfd/for-mfd-next]
[also build test WARNING on linusw-pinctrl/devel linusw-pinctrl/for-next]
[cannot apply to lee-mfd/for-mfd-fixes]
[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/chengwei/Add-support-control-UP-board-CPLD-FPGA-pin-control/20221109-004228
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
patch link: https://lore.kernel.org/r/20221108163852.15926-2-larry.lai%40yunjingtech.com
patch subject: [PATCH V2 1/3] mfd: Add support for UP board CPLD/FPGA
config: x86_64-allyesconfig
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/832820af7fd3dd23d4901a7c870d6702528b80b6
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review chengwei/Add-support-control-UP-board-CPLD-FPGA-pin-control/20221109-004228
git checkout 832820af7fd3dd23d4901a7c870d6702528b80b6
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/mfd/ drivers/pinctrl/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/mfd/upboard-fpga.c:362:6: warning: no previous prototype for 'upboard_led_gpio_init' [-Wmissing-prototypes]
362 | void upboard_led_gpio_init(struct upboard_fpga *fpga)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/mfd/upboard-fpga.c: In function 'upboard_led_gpio_init':
>> drivers/mfd/upboard-fpga.c:396:9: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
396 | static struct gpio_led upboard_gpio_leds[8];
| ^~~~~~
drivers/mfd/upboard-fpga.c:424:9: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
424 | static struct gpio_led_platform_data upboard_gpio_led_platform_data;
| ^~~~~~
drivers/mfd/upboard-fpga.c:429:9: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
429 | static const struct mfd_cell upboard_gpio_led_cells[] = {
| ^~~~~~
vim +/upboard_led_gpio_init +362 drivers/mfd/upboard-fpga.c
361
> 362 void upboard_led_gpio_init(struct upboard_fpga *fpga)
363 {
364 struct gpio_led blue_led, yellow_led, green_led, red_led;
365 struct gpio_desc *desc;
366 int blue_gpio = -1, yellow_gpio = -1, green_gpio = -1, red_gpio = -1, leds = 0;
367
368 desc = devm_gpiod_get(fpga->dev, "blue", GPIOD_OUT_LOW);
369 if (!IS_ERR(desc)) {
370 blue_gpio = desc_to_gpio(desc);
371 leds++;
372 devm_gpiod_put(fpga->dev, desc);
373 }
374 desc = devm_gpiod_get(fpga->dev, "yellow", GPIOD_OUT_LOW);
375 if (!IS_ERR(desc)) {
376 yellow_gpio = desc_to_gpio(desc);
377 leds++;
378 devm_gpiod_put(fpga->dev, desc);
379 }
380 desc = devm_gpiod_get(fpga->dev, "green", GPIOD_OUT_LOW);
381 if (!IS_ERR(desc)) {
382 green_gpio = desc_to_gpio(desc);
383 leds++;
384 devm_gpiod_put(fpga->dev, desc);
385 }
386 desc = devm_gpiod_get(fpga->dev, "red", GPIOD_OUT_LOW);
387 if (!IS_ERR(desc)) {
388 red_gpio = desc_to_gpio(desc);
389 leds++;
390 devm_gpiod_put(fpga->dev, desc);
391 }
392
393 if (leds == 0) //no leds
394 return;
395
> 396 static struct gpio_led upboard_gpio_leds[8];
397
398 leds = 0;
399 if (blue_gpio > -1) {
400 blue_led.name = "upboard:blue:";
401 blue_led.gpio = blue_gpio;
402 blue_led.default_state = LEDS_GPIO_DEFSTATE_KEEP;
403 upboard_gpio_leds[leds++] = blue_led;
404 }
405 if (yellow_gpio > -1) {
406 yellow_led.name = "upboard:yellow:";
407 yellow_led.gpio = yellow_gpio;
408 yellow_led.default_state = LEDS_GPIO_DEFSTATE_KEEP;
409 upboard_gpio_leds[leds++] = yellow_led;
410 }
411 if (green_gpio > -1) {
412 green_led.name = "upboard:green:";
413 green_led.gpio = green_gpio;
414 green_led.default_state = LEDS_GPIO_DEFSTATE_KEEP;
415 upboard_gpio_leds[leds++] = green_led;
416 }
417 if (red_gpio > -1) {
418 red_led.name = "upboard:red:";
419 red_led.gpio = red_gpio;
420 red_led.default_state = LEDS_GPIO_DEFSTATE_KEEP;
421 upboard_gpio_leds[leds++] = red_led;
422 }
423
424 static struct gpio_led_platform_data upboard_gpio_led_platform_data;
425
426 upboard_gpio_led_platform_data.num_leds = leds;
427 upboard_gpio_led_platform_data.leds = upboard_gpio_leds;
428
429 static const struct mfd_cell upboard_gpio_led_cells[] = {
430 {
431 .name = "leds-gpio",
432 .id = 0,
433 .platform_data = &upboard_gpio_led_platform_data,
434 .pdata_size = sizeof(upboard_gpio_led_platform_data),
435 },
436 };
437
438 if (devm_mfd_add_devices(fpga->dev, UPBOARD_DEVID,
439 upboard_gpio_led_cells,
440 ARRAY_SIZE(upboard_gpio_led_cells),
441 NULL, 0, NULL)) {
442 dev_info(fpga->dev, "Failed to add GPIO leds");
443 }
444 }
445
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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