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Date: Wed, 2 Oct 2019 16:59:43 -0700
From: Dmitry Torokhov <dmitry.torokhov@...il.com>
To: kbuild test robot <lkp@...el.com>
Cc: kbuild-all@...org, Eric Piel <eric.piel@...mplin-utc.net>,
Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] lis3lv02d: switch to using input device polling mode
On Thu, Oct 03, 2019 at 07:30:23AM +0800, kbuild test robot wrote:
> Hi Dmitry,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on char-misc/char-misc-testing]
> [cannot apply to v5.4-rc1 next-20191002]
This is weird, I just tried applying it to both next-20191002 and Greg's
char-misc/char-misc-testing and it applied cleanly and compiled (on x86).
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
>
> url: https://github.com/0day-ci/linux/commits/Dmitry-Torokhov/lis3lv02d-switch-to-using-input-device-polling-mode/20191003-062746
> config: parisc-allyesconfig (attached as .config)
> compiler: hppa-linux-gcc (GCC) 7.4.0
> reproduce:
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> GCC_VERSION=7.4.0 make.cross ARCH=parisc
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@...el.com>
>
> All errors (new ones prefixed by >>):
>
> drivers/misc/lis3lv02d/lis3lv02d.c: In function 'lis3lv02d_joystick_enable':
> drivers/misc/lis3lv02d/lis3lv02d.c:713:8: error: implicit declaration of function 'input_setup_polling'; did you mean 'input_set_capability'? [-Werror=implicit-function-declaration]
> err = input_setup_polling(input_dev, lis3lv02d_joystick_poll);
> ^~~~~~~~~~~~~~~~~~~
> input_set_capability
> >> drivers/misc/lis3lv02d/lis3lv02d.c:717:2: error: implicit declaration of function 'input_set_poll_interval'; did you mean '__put_user_internal'? [-Werror=implicit-function-declaration]
> input_set_poll_interval(input_dev, MDPS_POLL_INTERVAL);
> ^~~~~~~~~~~~~~~~~~~~~~~
> __put_user_internal
> drivers/misc/lis3lv02d/lis3lv02d.c:718:2: error: implicit declaration of function 'input_set_min_poll_interval' [-Werror=implicit-function-declaration]
> input_set_min_poll_interval(input_dev, MDPS_POLL_MIN);
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/misc/lis3lv02d/lis3lv02d.c:719:2: error: implicit declaration of function 'input_set_max_poll_interval'; did you mean 'input_set_capability'? [-Werror=implicit-function-declaration]
> input_set_max_poll_interval(input_dev, MDPS_POLL_MAX);
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> input_set_capability
> cc1: some warnings being treated as errors
>
> vim +717 drivers/misc/lis3lv02d/lis3lv02d.c
>
> 671
> 672 int lis3lv02d_joystick_enable(struct lis3lv02d *lis3)
> 673 {
> 674 struct input_dev *input_dev;
> 675 int err;
> 676 int max_val, fuzz, flat;
> 677 int btns[] = {BTN_X, BTN_Y, BTN_Z};
> 678
> 679 if (lis3->idev)
> 680 return -EINVAL;
> 681
> 682 input_dev = input_allocate_device();
> 683 if (!input_dev)
> 684 return -ENOMEM;
> 685
> 686 input_dev->name = "ST LIS3LV02DL Accelerometer";
> 687 input_dev->phys = DRIVER_NAME "/input0";
> 688 input_dev->id.bustype = BUS_HOST;
> 689 input_dev->id.vendor = 0;
> 690 input_dev->dev.parent = &lis3->pdev->dev;
> 691
> 692 input_dev->open = lis3lv02d_joystick_open;
> 693 input_dev->close = lis3lv02d_joystick_close;
> 694
> 695 max_val = (lis3->mdps_max_val * lis3->scale) / LIS3_ACCURACY;
> 696 if (lis3->whoami == WAI_12B) {
> 697 fuzz = LIS3_DEFAULT_FUZZ_12B;
> 698 flat = LIS3_DEFAULT_FLAT_12B;
> 699 } else {
> 700 fuzz = LIS3_DEFAULT_FUZZ_8B;
> 701 flat = LIS3_DEFAULT_FLAT_8B;
> 702 }
> 703 fuzz = (fuzz * lis3->scale) / LIS3_ACCURACY;
> 704 flat = (flat * lis3->scale) / LIS3_ACCURACY;
> 705
> 706 input_set_abs_params(input_dev, ABS_X, -max_val, max_val, fuzz, flat);
> 707 input_set_abs_params(input_dev, ABS_Y, -max_val, max_val, fuzz, flat);
> 708 input_set_abs_params(input_dev, ABS_Z, -max_val, max_val, fuzz, flat);
> 709
> 710 input_set_drvdata(input_dev, lis3);
> 711 lis3->idev = input_dev;
> 712
> > 713 err = input_setup_polling(input_dev, lis3lv02d_joystick_poll);
> 714 if (err)
> 715 goto err_free_input;
> 716
> > 717 input_set_poll_interval(input_dev, MDPS_POLL_INTERVAL);
> 718 input_set_min_poll_interval(input_dev, MDPS_POLL_MIN);
> 719 input_set_max_poll_interval(input_dev, MDPS_POLL_MAX);
> 720
> 721 lis3->mapped_btns[0] = lis3lv02d_get_axis(abs(lis3->ac.x), btns);
> 722 lis3->mapped_btns[1] = lis3lv02d_get_axis(abs(lis3->ac.y), btns);
> 723 lis3->mapped_btns[2] = lis3lv02d_get_axis(abs(lis3->ac.z), btns);
> 724
> 725 err = input_register_device(lis3->idev);
> 726 if (err)
> 727 goto err_free_input;
> 728
> 729 return 0;
> 730
> 731 err_free_input:
> 732 input_free_device(input_dev);
> 733 lis3->idev = NULL;
> 734 return err;
> 735
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
Thanks.
--
Dmitry
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