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Message-ID: <202201052240.Rjl0xRWG-lkp@intel.com>
Date: Wed, 5 Jan 2022 22:16:26 +0800
From: kernel test robot <lkp@...el.com>
To: Miaoqian Lin <linmq006@...il.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org, linmq006@...il.com,
Kishon Vijay Abraham I <kishon@...com>,
Vinod Koul <vkoul@...nel.org>,
Randy Dunlap <rdunlap@...radead.org>,
Roger Quadros <rogerq@...com>, linux-phy@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy: ti: Add missing pm_runtime_disable() in probe
function
Hi Miaoqian,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.16-rc8 next-20220105]
[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/Miaoqian-Lin/phy-ti-Add-missing-pm_runtime_disable-in-probe-function/20220105-170334
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git c9e6606c7fe92b50a02ce51dda82586ebdf99b48
config: riscv-randconfig-r013-20220105 (https://download.01.org/0day-ci/archive/20220105/202201052240.Rjl0xRWG-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d5b6e30ed3acad794dd0aec400e617daffc6cc3d)
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
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/dc404b65a54364bb2937baba85bb37960c514167
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Miaoqian-Lin/phy-ti-Add-missing-pm_runtime_disable-in-probe-function/20220105-170334
git checkout dc404b65a54364bb2937baba85bb37960c514167
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/phy/ti/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/phy/ti/phy-am654-serdes.c:841:1: warning: unused label 'err_pm_disable' [-Wunused-label]
err_pm_disable:
^~~~~~~~~~~~~~~
1 warning generated.
vim +/err_pm_disable +841 drivers/phy/ti/phy-am654-serdes.c
751
752 static int serdes_am654_probe(struct platform_device *pdev)
753 {
754 struct phy_provider *phy_provider;
755 struct device *dev = &pdev->dev;
756 struct device_node *node = dev->of_node;
757 struct clk_onecell_data *clk_data;
758 struct serdes_am654 *am654_phy;
759 struct mux_control *control;
760 const char *clock_name;
761 struct regmap *regmap;
762 void __iomem *base;
763 struct phy *phy;
764 int ret;
765 int i;
766
767 am654_phy = devm_kzalloc(dev, sizeof(*am654_phy), GFP_KERNEL);
768 if (!am654_phy)
769 return -ENOMEM;
770
771 base = devm_platform_ioremap_resource(pdev, 0);
772 if (IS_ERR(base))
773 return PTR_ERR(base);
774
775 regmap = devm_regmap_init_mmio(dev, base, &serdes_am654_regmap_config);
776 if (IS_ERR(regmap)) {
777 dev_err(dev, "Failed to initialize regmap\n");
778 return PTR_ERR(regmap);
779 }
780
781 control = devm_mux_control_get(dev, NULL);
782 if (IS_ERR(control))
783 return PTR_ERR(control);
784
785 am654_phy->dev = dev;
786 am654_phy->of_node = node;
787 am654_phy->regmap = regmap;
788 am654_phy->control = control;
789 am654_phy->type = PHY_NONE;
790
791 ret = serdes_am654_regfield_init(am654_phy);
792 if (ret) {
793 dev_err(dev, "Failed to initialize regfields\n");
794 return ret;
795 }
796
797 platform_set_drvdata(pdev, am654_phy);
798
799 for (i = 0; i < SERDES_NUM_CLOCKS; i++) {
800 ret = of_property_read_string_index(node, "clock-output-names",
801 i, &clock_name);
802 if (ret) {
803 dev_err(dev, "Failed to get clock name\n");
804 return ret;
805 }
806
807 ret = serdes_am654_clk_register(am654_phy, clock_name, i);
808 if (ret) {
809 dev_err(dev, "Failed to initialize clock %s\n",
810 clock_name);
811 return ret;
812 }
813 }
814
815 clk_data = &am654_phy->clk_data;
816 clk_data->clks = am654_phy->clks;
817 clk_data->clk_num = SERDES_NUM_CLOCKS;
818 ret = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
819 if (ret)
820 return ret;
821
822 pm_runtime_enable(dev);
823
824 phy = devm_phy_create(dev, NULL, &ops);
825 if (IS_ERR(phy)) {
826 ret = PTR_ERR(phy);
827 goto clk_err;
828 }
829
830 phy_set_drvdata(phy, am654_phy);
831 phy_provider = devm_of_phy_provider_register(dev, serdes_am654_xlate);
832 if (IS_ERR(phy_provider)) {
833 ret = PTR_ERR(phy_provider);
834 goto clk_err;
835 }
836
837 return 0;
838
839 clk_err:
840 of_clk_del_provider(node);
> 841 err_pm_disable:
842 pm_runtime_disable(dev);
843 return ret;
844 }
845
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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