From: kernel test robot <lkp@intel.com>
To: Akhil R <akhilrajeev@nvidia.com>,
andy.shevchenko@gmail.com, christian.koenig@amd.com,
digetx@gmail.com, dri-devel@lists.freedesktop.org,
jonathanh@nvidia.com, ldewangan@nvidia.com,
linaro-mm-sig@lists.linaro.org, linux-i2c@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-media@vger.kernel.org
Cc: kbuild-all@lists.01.org
Subject: Re: [PATCH v2] i2c: tegra: Add ACPI support
Date: Tue, 23 Nov 2021 22:00:54 +0800 [thread overview]
Message-ID: <202111232153.mpoejDRV-lkp@intel.com> (raw)
In-Reply-To: <1637651753-5067-1-git-send-email-akhilrajeev@nvidia.com>
Hi Akhil,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tegra/for-next]
[also build test ERROR on v5.16-rc2 next-20211123]
[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]
url: https://github.com/0day-ci/linux/commits/Akhil-R/i2c-tegra-Add-ACPI-support/20211123-151636
base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next
config: m68k-randconfig-r011-20211123 (https://download.01.org/0day-ci/archive/20211123/202111232153.mpoejDRV-lkp@intel.com/config.gz)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/dec174be801f41a9e42f4381c59c2357c25e40fb
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Akhil-R/i2c-tegra-Add-ACPI-support/20211123-151636
git checkout dec174be801f41a9e42f4381c59c2357c25e40fb
# save the config file to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers/i2c/busses/i2c-tegra.c: In function 'tegra_i2c_init':
>> drivers/i2c/busses/i2c-tegra.c:623:23: error: implicit declaration of function 'acpi_has_method'; did you mean 'acpi_has_watchdog'? [-Werror=implicit-function-declaration]
623 | if (handle && acpi_has_method(handle, "_RST"))
| ^~~~~~~~~~~~~~~
| acpi_has_watchdog
cc1: some warnings being treated as errors
vim +623 drivers/i2c/busses/i2c-tegra.c
608
609 static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev)
610 {
611 u32 val, clk_divisor, clk_multiplier, tsu_thd, tlow, thigh, non_hs_mode;
612 acpi_handle handle = ACPI_HANDLE(i2c_dev->dev);
613 int err;
614
615 /*
616 * The reset shouldn't ever fail in practice. The failure will be a
617 * sign of a severe problem that needs to be resolved. Still we don't
618 * want to fail the initialization completely because this may break
619 * kernel boot up since voltage regulators use I2C. Hence, we will
620 * emit a noisy warning on error, which won't stay unnoticed and
621 * won't hose machine entirely.
622 */
> 623 if (handle && acpi_has_method(handle, "_RST"))
624 err = (acpi_evaluate_object(handle, "_RST", NULL, NULL));
625 else
626 err = reset_control_reset(i2c_dev->rst);
627
628 WARN_ON_ONCE(err);
629
630 if (i2c_dev->is_dvc)
631 tegra_dvc_init(i2c_dev);
632
633 val = I2C_CNFG_NEW_MASTER_FSM | I2C_CNFG_PACKET_MODE_EN |
634 FIELD_PREP(I2C_CNFG_DEBOUNCE_CNT, 2);
635
636 if (i2c_dev->hw->has_multi_master_mode)
637 val |= I2C_CNFG_MULTI_MASTER_MODE;
638
639 i2c_writel(i2c_dev, val, I2C_CNFG);
640 i2c_writel(i2c_dev, 0, I2C_INT_MASK);
641
642 if (i2c_dev->is_vi)
643 tegra_i2c_vi_init(i2c_dev);
644
645 switch (i2c_dev->bus_clk_rate) {
646 case I2C_MAX_STANDARD_MODE_FREQ + 1 ... I2C_MAX_FAST_MODE_PLUS_FREQ:
647 default:
648 tlow = i2c_dev->hw->tlow_fast_fastplus_mode;
649 thigh = i2c_dev->hw->thigh_fast_fastplus_mode;
650 tsu_thd = i2c_dev->hw->setup_hold_time_fast_fast_plus_mode;
651
652 if (i2c_dev->bus_clk_rate > I2C_MAX_FAST_MODE_FREQ)
653 non_hs_mode = i2c_dev->hw->clk_divisor_fast_plus_mode;
654 else
655 non_hs_mode = i2c_dev->hw->clk_divisor_fast_mode;
656 break;
657
658 case 0 ... I2C_MAX_STANDARD_MODE_FREQ:
659 tlow = i2c_dev->hw->tlow_std_mode;
660 thigh = i2c_dev->hw->thigh_std_mode;
661 tsu_thd = i2c_dev->hw->setup_hold_time_std_mode;
662 non_hs_mode = i2c_dev->hw->clk_divisor_std_mode;
663 break;
664 }
665
666 /* make sure clock divisor programmed correctly */
667 clk_divisor = FIELD_PREP(I2C_CLK_DIVISOR_HSMODE,
668 i2c_dev->hw->clk_divisor_hs_mode) |
669 FIELD_PREP(I2C_CLK_DIVISOR_STD_FAST_MODE, non_hs_mode);
670 i2c_writel(i2c_dev, clk_divisor, I2C_CLK_DIVISOR);
671
672 if (i2c_dev->hw->has_interface_timing_reg) {
673 val = FIELD_PREP(I2C_INTERFACE_TIMING_THIGH, thigh) |
674 FIELD_PREP(I2C_INTERFACE_TIMING_TLOW, tlow);
675 i2c_writel(i2c_dev, val, I2C_INTERFACE_TIMING_0);
676 }
677
678 /*
679 * Configure setup and hold times only when tsu_thd is non-zero.
680 * Otherwise, preserve the chip default values.
681 */
682 if (i2c_dev->hw->has_interface_timing_reg && tsu_thd)
683 i2c_writel(i2c_dev, tsu_thd, I2C_INTERFACE_TIMING_1);
684
685 clk_multiplier = (tlow + thigh + 2) * (non_hs_mode + 1);
686
687 err = clk_set_rate(i2c_dev->div_clk,
688 i2c_dev->bus_clk_rate * clk_multiplier);
689 if (err) {
690 dev_err(i2c_dev->dev, "failed to set div-clk rate: %d\n", err);
691 return err;
692 }
693
694 if (!i2c_dev->is_dvc && !i2c_dev->is_vi) {
695 u32 sl_cfg = i2c_readl(i2c_dev, I2C_SL_CNFG);
696
697 sl_cfg |= I2C_SL_CNFG_NACK | I2C_SL_CNFG_NEWSL;
698 i2c_writel(i2c_dev, sl_cfg, I2C_SL_CNFG);
699 i2c_writel(i2c_dev, 0xfc, I2C_SL_ADDR1);
700 i2c_writel(i2c_dev, 0x00, I2C_SL_ADDR2);
701 }
702
703 err = tegra_i2c_flush_fifos(i2c_dev);
704 if (err)
705 return err;
706
707 if (i2c_dev->multimaster_mode && i2c_dev->hw->has_slcg_override_reg)
708 i2c_writel(i2c_dev, I2C_MST_CORE_CLKEN_OVR, I2C_CLKEN_OVERRIDE);
709
710 err = tegra_i2c_wait_for_config_load(i2c_dev);
711 if (err)
712 return err;
713
714 return 0;
715 }
716
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH v2] i2c: tegra: Add ACPI support
Date: Tue, 23 Nov 2021 22:00:54 +0800 [thread overview]
Message-ID: <202111232153.mpoejDRV-lkp@intel.com> (raw)
In-Reply-To: <1637651753-5067-1-git-send-email-akhilrajeev@nvidia.com>
[-- Attachment #1: Type: text/plain, Size: 6315 bytes --]
Hi Akhil,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tegra/for-next]
[also build test ERROR on v5.16-rc2 next-20211123]
[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]
url: https://github.com/0day-ci/linux/commits/Akhil-R/i2c-tegra-Add-ACPI-support/20211123-151636
base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next
config: m68k-randconfig-r011-20211123 (https://download.01.org/0day-ci/archive/20211123/202111232153.mpoejDRV-lkp(a)intel.com/config.gz)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/dec174be801f41a9e42f4381c59c2357c25e40fb
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Akhil-R/i2c-tegra-Add-ACPI-support/20211123-151636
git checkout dec174be801f41a9e42f4381c59c2357c25e40fb
# save the config file to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers/i2c/busses/i2c-tegra.c: In function 'tegra_i2c_init':
>> drivers/i2c/busses/i2c-tegra.c:623:23: error: implicit declaration of function 'acpi_has_method'; did you mean 'acpi_has_watchdog'? [-Werror=implicit-function-declaration]
623 | if (handle && acpi_has_method(handle, "_RST"))
| ^~~~~~~~~~~~~~~
| acpi_has_watchdog
cc1: some warnings being treated as errors
vim +623 drivers/i2c/busses/i2c-tegra.c
608
609 static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev)
610 {
611 u32 val, clk_divisor, clk_multiplier, tsu_thd, tlow, thigh, non_hs_mode;
612 acpi_handle handle = ACPI_HANDLE(i2c_dev->dev);
613 int err;
614
615 /*
616 * The reset shouldn't ever fail in practice. The failure will be a
617 * sign of a severe problem that needs to be resolved. Still we don't
618 * want to fail the initialization completely because this may break
619 * kernel boot up since voltage regulators use I2C. Hence, we will
620 * emit a noisy warning on error, which won't stay unnoticed and
621 * won't hose machine entirely.
622 */
> 623 if (handle && acpi_has_method(handle, "_RST"))
624 err = (acpi_evaluate_object(handle, "_RST", NULL, NULL));
625 else
626 err = reset_control_reset(i2c_dev->rst);
627
628 WARN_ON_ONCE(err);
629
630 if (i2c_dev->is_dvc)
631 tegra_dvc_init(i2c_dev);
632
633 val = I2C_CNFG_NEW_MASTER_FSM | I2C_CNFG_PACKET_MODE_EN |
634 FIELD_PREP(I2C_CNFG_DEBOUNCE_CNT, 2);
635
636 if (i2c_dev->hw->has_multi_master_mode)
637 val |= I2C_CNFG_MULTI_MASTER_MODE;
638
639 i2c_writel(i2c_dev, val, I2C_CNFG);
640 i2c_writel(i2c_dev, 0, I2C_INT_MASK);
641
642 if (i2c_dev->is_vi)
643 tegra_i2c_vi_init(i2c_dev);
644
645 switch (i2c_dev->bus_clk_rate) {
646 case I2C_MAX_STANDARD_MODE_FREQ + 1 ... I2C_MAX_FAST_MODE_PLUS_FREQ:
647 default:
648 tlow = i2c_dev->hw->tlow_fast_fastplus_mode;
649 thigh = i2c_dev->hw->thigh_fast_fastplus_mode;
650 tsu_thd = i2c_dev->hw->setup_hold_time_fast_fast_plus_mode;
651
652 if (i2c_dev->bus_clk_rate > I2C_MAX_FAST_MODE_FREQ)
653 non_hs_mode = i2c_dev->hw->clk_divisor_fast_plus_mode;
654 else
655 non_hs_mode = i2c_dev->hw->clk_divisor_fast_mode;
656 break;
657
658 case 0 ... I2C_MAX_STANDARD_MODE_FREQ:
659 tlow = i2c_dev->hw->tlow_std_mode;
660 thigh = i2c_dev->hw->thigh_std_mode;
661 tsu_thd = i2c_dev->hw->setup_hold_time_std_mode;
662 non_hs_mode = i2c_dev->hw->clk_divisor_std_mode;
663 break;
664 }
665
666 /* make sure clock divisor programmed correctly */
667 clk_divisor = FIELD_PREP(I2C_CLK_DIVISOR_HSMODE,
668 i2c_dev->hw->clk_divisor_hs_mode) |
669 FIELD_PREP(I2C_CLK_DIVISOR_STD_FAST_MODE, non_hs_mode);
670 i2c_writel(i2c_dev, clk_divisor, I2C_CLK_DIVISOR);
671
672 if (i2c_dev->hw->has_interface_timing_reg) {
673 val = FIELD_PREP(I2C_INTERFACE_TIMING_THIGH, thigh) |
674 FIELD_PREP(I2C_INTERFACE_TIMING_TLOW, tlow);
675 i2c_writel(i2c_dev, val, I2C_INTERFACE_TIMING_0);
676 }
677
678 /*
679 * Configure setup and hold times only when tsu_thd is non-zero.
680 * Otherwise, preserve the chip default values.
681 */
682 if (i2c_dev->hw->has_interface_timing_reg && tsu_thd)
683 i2c_writel(i2c_dev, tsu_thd, I2C_INTERFACE_TIMING_1);
684
685 clk_multiplier = (tlow + thigh + 2) * (non_hs_mode + 1);
686
687 err = clk_set_rate(i2c_dev->div_clk,
688 i2c_dev->bus_clk_rate * clk_multiplier);
689 if (err) {
690 dev_err(i2c_dev->dev, "failed to set div-clk rate: %d\n", err);
691 return err;
692 }
693
694 if (!i2c_dev->is_dvc && !i2c_dev->is_vi) {
695 u32 sl_cfg = i2c_readl(i2c_dev, I2C_SL_CNFG);
696
697 sl_cfg |= I2C_SL_CNFG_NACK | I2C_SL_CNFG_NEWSL;
698 i2c_writel(i2c_dev, sl_cfg, I2C_SL_CNFG);
699 i2c_writel(i2c_dev, 0xfc, I2C_SL_ADDR1);
700 i2c_writel(i2c_dev, 0x00, I2C_SL_ADDR2);
701 }
702
703 err = tegra_i2c_flush_fifos(i2c_dev);
704 if (err)
705 return err;
706
707 if (i2c_dev->multimaster_mode && i2c_dev->hw->has_slcg_override_reg)
708 i2c_writel(i2c_dev, I2C_MST_CORE_CLKEN_OVR, I2C_CLKEN_OVERRIDE);
709
710 err = tegra_i2c_wait_for_config_load(i2c_dev);
711 if (err)
712 return err;
713
714 return 0;
715 }
716
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
next prev parent reply other threads:[~2021-11-23 14:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-19 13:32 [PATCH] i2c: tegra: Add ACPI support Akhil R
2021-11-19 14:48 ` Andy Shevchenko
2021-11-19 14:48 ` Andy Shevchenko
2021-11-20 7:36 ` Akhil R
2021-11-20 7:36 ` Akhil R
2021-11-22 10:33 ` Dmitry Osipenko
2021-11-22 10:33 ` Dmitry Osipenko
2021-11-22 10:40 ` Dmitry Osipenko
2021-11-23 7:15 ` [PATCH v2] " Akhil R
2021-11-23 14:00 ` kernel test robot [this message]
2021-11-23 14:00 ` kernel test robot
2021-11-23 14:22 ` Dmitry Osipenko
2021-11-24 7:18 ` Akhil R
2021-11-24 16:05 ` Dmitry Osipenko
2021-11-24 16:40 ` Akhil R
2021-11-24 17:29 ` Dmitry Osipenko
2021-11-23 17:04 ` kernel test robot
2021-11-23 17:04 ` kernel test robot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202111232153.mpoejDRV-lkp@intel.com \
--to=lkp@intel.com \
--cc=akhilrajeev@nvidia.com \
--cc=andy.shevchenko@gmail.com \
--cc=christian.koenig@amd.com \
--cc=digetx@gmail.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=jonathanh@nvidia.com \
--cc=kbuild-all@lists.01.org \
--cc=ldewangan@nvidia.com \
--cc=linaro-mm-sig@lists.linaro.org \
--cc=linux-i2c@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.