From: kbuild test robot <lkp@intel.com>
To: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc: kbuild-all@01.org, lee.jones@linaro.org, gwendal@chromium.org,
drinkcat@chromium.org, linux-kernel@vger.kernel.org,
groeck@chromium.org, kernel@collabora.com, bleung@chromium.org,
Olof Johansson <olof@lixom.net>
Subject: Re: [PATCH v2 3/8] mfd / platform: cros_ec: move vbc attributes to its own driver.
Date: Tue, 27 Nov 2018 04:06:46 +0800 [thread overview]
Message-ID: <201811270441.eMEP5mwf%fengguang.wu@intel.com> (raw)
In-Reply-To: <20181126175158.5425-4-enric.balletbo@collabora.com>
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Hi Enric,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.20-rc4 next-20181126]
[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/Enric-Balletbo-i-Serra/mfd-platform-cros_ec-move-cros_ec-sysfs-attributes-to-its-own-drivers/20181127-032421
config: x86_64-randconfig-x017-201847 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
Note: the linux-review/Enric-Balletbo-i-Serra/mfd-platform-cros_ec-move-cros_ec-sysfs-attributes-to-its-own-drivers/20181127-032421 HEAD 08af4d071e30b3c486bdef3b3834f0f106f98187 builds fine.
It only hurts bisectibility.
All error/warnings (new ones prefixed by >>):
drivers//mfd/cros_ec_dev.c: In function 'ec_device_probe':
>> drivers//mfd/cros_ec_dev.c:487:2: error: 'node' undeclared (first use in this function); did you mean 'inode'?
node = ec->ec_dev->dev->of_node;
^~~~
inode
drivers//mfd/cros_ec_dev.c:487:2: note: each undeclared identifier is reported only once for each function it appears in
>> drivers//mfd/cros_ec_dev.c:488:6: error: implicit declaration of function 'of_property_read_bool' [-Werror=implicit-function-declaration]
if (of_property_read_bool(node, "google,has-vbc-nvram")) {
^~~~~~~~~~~~~~~~~~~~~
>> drivers//mfd/cros_ec_dev.c:490:7: error: 'cros_ec_vbc_cells' undeclared (first use in this function); did you mean 'cros_ec_rtc_cells'?
cros_ec_vbc_cells,
^~~~~~~~~~~~~~~~~
cros_ec_rtc_cells
In file included from include/linux/kernel.h:15:0,
from include/linux/list.h:9,
from include/linux/wait.h:7,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from drivers//mfd/cros_ec_dev.c:20:
>> include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant
#define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); }))
^
include/linux/compiler.h:379:28: note: in expansion of macro 'BUILD_BUG_ON_ZERO'
#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
^~~~~~~~~~~~~~~~~
include/linux/kernel.h:72:59: note: in expansion of macro '__must_be_array'
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
^~~~~~~~~~~~~~~
>> drivers//mfd/cros_ec_dev.c:491:7: note: in expansion of macro 'ARRAY_SIZE'
ARRAY_SIZE(cros_ec_vbc_cells),
^~~~~~~~~~
cc1: some warnings being treated as errors
--
drivers/mfd/cros_ec_dev.c: In function 'ec_device_probe':
drivers/mfd/cros_ec_dev.c:487:2: error: 'node' undeclared (first use in this function); did you mean 'inode'?
node = ec->ec_dev->dev->of_node;
^~~~
inode
drivers/mfd/cros_ec_dev.c:487:2: note: each undeclared identifier is reported only once for each function it appears in
drivers/mfd/cros_ec_dev.c:488:6: error: implicit declaration of function 'of_property_read_bool' [-Werror=implicit-function-declaration]
if (of_property_read_bool(node, "google,has-vbc-nvram")) {
^~~~~~~~~~~~~~~~~~~~~
drivers/mfd/cros_ec_dev.c:490:7: error: 'cros_ec_vbc_cells' undeclared (first use in this function); did you mean 'cros_ec_rtc_cells'?
cros_ec_vbc_cells,
^~~~~~~~~~~~~~~~~
cros_ec_rtc_cells
In file included from include/linux/kernel.h:15:0,
from include/linux/list.h:9,
from include/linux/wait.h:7,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from drivers/mfd/cros_ec_dev.c:20:
>> include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant
#define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); }))
^
include/linux/compiler.h:379:28: note: in expansion of macro 'BUILD_BUG_ON_ZERO'
#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
^~~~~~~~~~~~~~~~~
include/linux/kernel.h:72:59: note: in expansion of macro '__must_be_array'
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
^~~~~~~~~~~~~~~
drivers/mfd/cros_ec_dev.c:491:7: note: in expansion of macro 'ARRAY_SIZE'
ARRAY_SIZE(cros_ec_vbc_cells),
^~~~~~~~~~
cc1: some warnings being treated as errors
vim +/of_property_read_bool +488 drivers//mfd/cros_ec_dev.c
395
396 static int ec_device_probe(struct platform_device *pdev)
397 {
398 int retval = -ENOMEM;
399 struct device *dev = &pdev->dev;
400 struct cros_ec_platform *ec_platform = dev_get_platdata(dev);
401 struct cros_ec_dev *ec = devm_kzalloc(dev, sizeof(*ec), GFP_KERNEL);
402
403 if (!ec)
404 return retval;
405
406 dev_set_drvdata(dev, ec);
407 ec->ec_dev = dev_get_drvdata(dev->parent);
408 ec->dev = dev;
409 ec->cmd_offset = ec_platform->cmd_offset;
410 ec->features[0] = -1U; /* Not cached yet */
411 ec->features[1] = -1U; /* Not cached yet */
412 device_initialize(&ec->class_dev);
413 cdev_init(&ec->cdev, &fops);
414
415 /*
416 * Add the class device
417 * Link to the character device for creating the /dev entry
418 * in devtmpfs.
419 */
420 ec->class_dev.devt = MKDEV(ec_major, pdev->id);
421 ec->class_dev.class = &cros_class;
422 ec->class_dev.parent = dev;
423
424 retval = dev_set_name(&ec->class_dev, "%s", ec_platform->ec_name);
425 if (retval) {
426 dev_err(dev, "dev_set_name failed => %d\n", retval);
427 goto failed;
428 }
429
430 /* check whether this EC is a sensor hub. */
431 if (cros_ec_check_features(ec, EC_FEATURE_MOTION_SENSE))
432 cros_ec_sensors_register(ec);
433
434 /* Check whether this EC instance has CEC host command support */
435 if (cros_ec_check_features(ec, EC_FEATURE_CEC)) {
436 retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
437 cros_ec_cec_cells,
438 ARRAY_SIZE(cros_ec_cec_cells),
439 NULL, 0, NULL);
440 if (retval)
441 dev_err(ec->dev,
442 "failed to add cros-ec-cec device: %d\n",
443 retval);
444 }
445
446 /* Check whether this EC instance has RTC host command support */
447 if (cros_ec_check_features(ec, EC_FEATURE_RTC)) {
448 retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
449 cros_ec_rtc_cells,
450 ARRAY_SIZE(cros_ec_rtc_cells),
451 NULL, 0, NULL);
452 if (retval)
453 dev_err(ec->dev,
454 "failed to add cros-ec-rtc device: %d\n",
455 retval);
456 }
457
458 /* Check whether this EC instance has the PD charge manager */
459 if (cros_ec_check_features(ec, EC_FEATURE_USB_PD)) {
460 retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
461 cros_usbpd_charger_cells,
462 ARRAY_SIZE(cros_usbpd_charger_cells),
463 NULL, 0, NULL);
464 if (retval)
465 dev_err(ec->dev,
466 "failed to add cros-usbpd-charger device: %d\n",
467 retval);
468 }
469
470 /* We can now add the sysfs class, we know which parameter to show */
471 retval = cdev_device_add(&ec->cdev, &ec->class_dev);
472 if (retval) {
473 dev_err(dev, "cdev_device_add failed => %d\n", retval);
474 goto failed;
475 }
476
477 retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
478 cros_ec_platform_cells,
479 ARRAY_SIZE(cros_ec_platform_cells),
480 NULL, 0, NULL);
481 if (retval)
482 dev_warn(ec->dev,
483 "failed to add cros-ec platform devices: %d\n",
484 retval);
485
486 /* Check whether this EC instance has a VBC NVRAM */
> 487 node = ec->ec_dev->dev->of_node;
> 488 if (of_property_read_bool(node, "google,has-vbc-nvram")) {
489 retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,
> 490 cros_ec_vbc_cells,
> 491 ARRAY_SIZE(cros_ec_vbc_cells),
492 NULL, 0, NULL);
493 if (retval)
494 dev_warn(ec->dev, "failed to add VBC devices: %d\n",
495 retval);
496 }
497
498 if (cros_ec_debugfs_init(ec))
499 dev_warn(dev, "failed to create debugfs directory\n");
500
501 return 0;
502
503 failed:
504 put_device(&ec->class_dev);
505 return retval;
506 }
507
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2018-11-26 20:07 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-26 17:51 [PATCH v2 0/8] mfd / platform: cros_ec: move cros_ec sysfs attributes to its own drivers Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 1/8] mfd / platform: cros_ec: use devm_mfd_add_devices Enric Balletbo i Serra
2018-11-26 17:58 ` Guenter Roeck
2018-11-26 17:51 ` [PATCH v2 2/8] mfd / platform: cros_ec: move lightbar attributes to its own driver Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 3/8] mfd / platform: cros_ec: move vbc " Enric Balletbo i Serra
2018-11-26 20:06 ` kbuild test robot [this message]
2018-11-26 17:51 ` [PATCH v2 4/8] mfd / platform: cros_ec: move debugfs " Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 5/8] mfd / platform: cros_ec: move device sysfs " Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 6/8] mfd / platform: cros_ec: instantiate only if th EC has a VBC NVRAM Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 7/8] platform/chrome: cros_ec_lightbar: instantiate only if the EC has a lightbar Enric Balletbo i Serra
2018-11-26 17:51 ` [PATCH v2 8/8] mfd: cros_ec: add a dev_release empty method Enric Balletbo i Serra
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