public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@linaro.org>
To: oe-kbuild@lists.linux.dev,
	Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>,
	Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Alim Akhtar <alim.akhtar@samsung.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Abel Vesa <abel.vesa@linaro.org>
Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev,
	linux-arm-msm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/8] phy: move phy-qcom-snps-eusb2 out of its vendor sub-directory
Date: Fri, 7 Mar 2025 20:38:48 +0300	[thread overview]
Message-ID: <551a7b8d-1f2d-429f-b7fd-c8ea1afdcf25@stanley.mountain> (raw)
In-Reply-To: <20250223122227.725233-5-ivo.ivanov.ivanov1@gmail.com>

Hi Ivaylo,

kernel test robot noticed the following build warnings:

https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Ivaylo-Ivanov/dt-bindings-phy-rename-qcom-snps-eusb2-phy-binding-to-snps-eusb2-phy/20250223-202709
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20250223122227.725233-5-ivo.ivanov.ivanov1%40gmail.com
patch subject: [PATCH v2 4/8] phy: move phy-qcom-snps-eusb2 out of its vendor sub-directory
config: sh-randconfig-r073-20250307 (https://download.01.org/0day-ci/archive/20250307/202503072305.Osodtcnk-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 14.2.0

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
| Closes: https://lore.kernel.org/r/202503072305.Osodtcnk-lkp@intel.com/

smatch warnings:
drivers/phy/phy-snps-eusb2.c:452 snps_eusb2_hsphy_probe() warn: passing zero to 'PTR_ERR'

vim +/PTR_ERR +452 drivers/phy/phy-snps-eusb2.c

15a1981f608b0f Ivaylo Ivanov 2025-02-23  399  static int snps_eusb2_hsphy_probe(struct platform_device *pdev)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  400  {
15a1981f608b0f Ivaylo Ivanov 2025-02-23  401  	struct device *dev = &pdev->dev;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  402  	struct device_node *np = dev->of_node;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  403  	struct snps_eusb2_hsphy *phy;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  404  	struct phy_provider *phy_provider;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  405  	struct phy *generic_phy;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  406  	const struct snps_eusb2_phy_drvdata *drv_data;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  407  	int ret, i;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  408  	int num;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  409  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  410  	phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  411  	if (!phy)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  412  		return -ENOMEM;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  413  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  414  	drv_data = of_device_get_match_data(dev);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  415  	if (!drv_data)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  416  		return -EINVAL;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  417  	phy->data = drv_data;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  418  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  419  	phy->base = devm_platform_ioremap_resource(pdev, 0);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  420  	if (IS_ERR(phy->base))
15a1981f608b0f Ivaylo Ivanov 2025-02-23  421  		return PTR_ERR(phy->base);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  422  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  423  	phy->phy_reset = devm_reset_control_get_exclusive(dev, NULL);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  424  	if (IS_ERR(phy->phy_reset))
15a1981f608b0f Ivaylo Ivanov 2025-02-23  425  		return PTR_ERR(phy->phy_reset);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  426  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  427  	phy->clks = devm_kcalloc(dev,
15a1981f608b0f Ivaylo Ivanov 2025-02-23  428  				 phy->data->num_clks,
15a1981f608b0f Ivaylo Ivanov 2025-02-23  429  				 sizeof(*phy->clks),
15a1981f608b0f Ivaylo Ivanov 2025-02-23  430  				 GFP_KERNEL);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  431  	if (!phy->clks)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  432  		return -ENOMEM;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  433  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  434  	for (int i = 0; i < phy->data->num_clks; ++i)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  435  		phy->clks[i].id = phy->data->clk_names[i];
15a1981f608b0f Ivaylo Ivanov 2025-02-23  436  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  437  	ret = devm_clk_bulk_get(dev, phy->data->num_clks,
15a1981f608b0f Ivaylo Ivanov 2025-02-23  438  				phy->clks);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  439  	if (ret)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  440  		return dev_err_probe(dev, ret,
15a1981f608b0f Ivaylo Ivanov 2025-02-23  441  				     "failed to get phy clock(s)\n");
15a1981f608b0f Ivaylo Ivanov 2025-02-23  442  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  443  	phy->ref_clk = NULL;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  444  	for (int i = 0; i < phy->data->num_clks; ++i) {
15a1981f608b0f Ivaylo Ivanov 2025-02-23  445  		if (!strcmp(phy->clks[i].id, "ref")) {
15a1981f608b0f Ivaylo Ivanov 2025-02-23  446  			phy->ref_clk = phy->clks[i].clk;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  447  			break;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  448  		}
15a1981f608b0f Ivaylo Ivanov 2025-02-23  449  	}
15a1981f608b0f Ivaylo Ivanov 2025-02-23  450  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  451  	if (IS_ERR_OR_NULL(phy->ref_clk))
15a1981f608b0f Ivaylo Ivanov 2025-02-23 @452  		return dev_err_probe(dev, PTR_ERR(phy->ref_clk),

PTR_ERR(phy->ref_clk) is success.

15a1981f608b0f Ivaylo Ivanov 2025-02-23  453  				     "failed to get ref clk\n");
15a1981f608b0f Ivaylo Ivanov 2025-02-23  454  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  455  	num = ARRAY_SIZE(phy->vregs);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  456  	for (i = 0; i < num; i++)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  457  		phy->vregs[i].supply = eusb2_hsphy_vreg_names[i];
15a1981f608b0f Ivaylo Ivanov 2025-02-23  458  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  459  	ret = devm_regulator_bulk_get(dev, num, phy->vregs);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  460  	if (ret)
15a1981f608b0f Ivaylo Ivanov 2025-02-23  461  		return dev_err_probe(dev, ret,
15a1981f608b0f Ivaylo Ivanov 2025-02-23  462  				     "failed to get regulator supplies\n");
15a1981f608b0f Ivaylo Ivanov 2025-02-23  463  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  464  	phy->repeater = devm_of_phy_get_by_index(dev, np, 0);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  465  	if (IS_ERR(phy->repeater))
15a1981f608b0f Ivaylo Ivanov 2025-02-23  466  		return dev_err_probe(dev, PTR_ERR(phy->repeater),
15a1981f608b0f Ivaylo Ivanov 2025-02-23  467  				     "failed to get repeater\n");
15a1981f608b0f Ivaylo Ivanov 2025-02-23  468  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  469  	generic_phy = devm_phy_create(dev, NULL, &snps_eusb2_hsphy_ops);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  470  	if (IS_ERR(generic_phy)) {
15a1981f608b0f Ivaylo Ivanov 2025-02-23  471  		dev_err(dev, "failed to create phy %d\n", ret);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  472  		return PTR_ERR(generic_phy);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  473  	}
15a1981f608b0f Ivaylo Ivanov 2025-02-23  474  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  475  	dev_set_drvdata(dev, phy);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  476  	phy_set_drvdata(generic_phy, phy);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  477  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  478  	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  479  	if (IS_ERR(phy_provider))
15a1981f608b0f Ivaylo Ivanov 2025-02-23  480  		return PTR_ERR(phy_provider);
15a1981f608b0f Ivaylo Ivanov 2025-02-23  481  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  482  	dev_info(dev, "Registered Snps-eUSB2 phy\n");
15a1981f608b0f Ivaylo Ivanov 2025-02-23  483  
15a1981f608b0f Ivaylo Ivanov 2025-02-23  484  	return 0;
15a1981f608b0f Ivaylo Ivanov 2025-02-23  485  }

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki


  parent reply	other threads:[~2025-03-07 17:38 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-23 12:22 [PATCH v2 0/8] phy: samsung: add Exynos2200 SNPS eUSB2 driver Ivaylo Ivanov
2025-02-23 12:22 ` [PATCH v2 1/8] dt-bindings: phy: rename qcom,snps-eusb2-phy binding to snps,eusb2-phy Ivaylo Ivanov
2025-02-25 11:47   ` Krzysztof Kozlowski
2025-02-23 12:22 ` [PATCH v2 2/8] dt-bindings: phy: snps-eusb2: add exynos2200 support Ivaylo Ivanov
2025-02-23 23:43   ` Dmitry Baryshkov
2025-02-24  7:14     ` Ivaylo Ivanov
2025-02-25 11:46   ` Krzysztof Kozlowski
2025-02-23 12:22 ` [PATCH v2 3/8] dt-bindings: phy: add samsung,exynos2200-usbcon-phy schema file Ivaylo Ivanov
2025-02-23 13:42   ` Rob Herring (Arm)
2025-02-24  8:56   ` Krzysztof Kozlowski
2025-02-24 10:48     ` Ivaylo Ivanov
2025-02-25  8:11       ` Krzysztof Kozlowski
2025-03-02  9:16         ` Ivaylo Ivanov
2025-03-03  7:24           ` Krzysztof Kozlowski
2025-03-03  7:24             ` Krzysztof Kozlowski
2025-03-03 17:18             ` Ivaylo Ivanov
2025-03-04  7:21               ` Krzysztof Kozlowski
2025-03-04  9:09                 ` Ivaylo Ivanov
2025-03-04 10:03                   ` Krzysztof Kozlowski
2025-03-04 10:37                     ` Ivaylo Ivanov
2025-02-23 12:22 ` [PATCH v2 4/8] phy: move phy-qcom-snps-eusb2 out of its vendor sub-directory Ivaylo Ivanov
2025-02-24 10:59   ` neil.armstrong
2025-03-07 17:38   ` Dan Carpenter [this message]
2025-02-23 12:22 ` [PATCH v2 5/8] phy: phy-snps-eusb2: make repeater optional Ivaylo Ivanov
2025-02-24 10:11   ` Abel Vesa
2025-02-24 10:55     ` neil.armstrong
2025-03-02  2:08   ` kernel test robot
2025-03-19 11:08   ` Dmitry Baryshkov
2025-03-19 11:39     ` Ivaylo Ivanov
2025-02-23 12:22 ` [PATCH v2 6/8] phy: phy-snps-eusb2: make reset control optional Ivaylo Ivanov
2025-02-23 23:48   ` Dmitry Baryshkov
2025-02-24  7:28     ` Ivaylo Ivanov
2025-02-23 12:22 ` [PATCH v2 7/8] phy: phy-snps-eusb2: add support for exynos2200 Ivaylo Ivanov
2025-02-23 23:51   ` Dmitry Baryshkov
2025-02-24  7:30     ` Ivaylo Ivanov
2025-02-23 12:22 ` [PATCH v2 8/8] phy: samsung: add Exynos2200 usb phy controller Ivaylo Ivanov
2025-02-23 23:54   ` Dmitry Baryshkov

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=551a7b8d-1f2d-429f-b7fd-c8ea1afdcf25@stanley.mountain \
    --to=dan.carpenter@linaro.org \
    --cc=abel.vesa@linaro.org \
    --cc=alim.akhtar@samsung.com \
    --cc=conor+dt@kernel.org \
    --cc=devicetree@vger.kernel.org \
    --cc=ivo.ivanov.ivanov1@gmail.com \
    --cc=kishon@kernel.org \
    --cc=krzk@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-arm-msm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-phy@lists.infradead.org \
    --cc=linux-samsung-soc@vger.kernel.org \
    --cc=lkp@intel.com \
    --cc=oe-kbuild-all@lists.linux.dev \
    --cc=oe-kbuild@lists.linux.dev \
    --cc=p.zabel@pengutronix.de \
    --cc=robh@kernel.org \
    --cc=vkoul@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox