From: Dan Carpenter <dan.carpenter@linaro.org>
To: oe-kbuild@lists.linux.dev,
Shubhrajyoti Datta <shubhrajyoti.datta@amd.com>,
devicetree@vger.kernel.org
Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, git@amd.com,
linux-clk@vger.kernel.org, robh+dt@kernel.org, sboyd@kernel.org,
mturquette@baylibre.com, krzysztof.kozlowski+dt@linaro.org,
michal.simek@xilinx.com
Subject: Re: [PATCH v1 2/2] clocking-wizard: Add support for versal clocking wizard
Date: Fri, 21 Apr 2023 13:15:53 +0300 [thread overview]
Message-ID: <a233ebad-8c2d-4059-a0a7-abecd0f446d9@kili.mountain> (raw)
In-Reply-To: <20230418102855.6791-3-shubhrajyoti.datta@amd.com>
Hi Shubhrajyoti,
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/Shubhrajyoti-Datta/dt-bindings-clocking-wizard-add-versal-compatible/20230418-183046
base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
patch link: https://lore.kernel.org/r/20230418102855.6791-3-shubhrajyoti.datta%40amd.com
patch subject: [PATCH v1 2/2] clocking-wizard: Add support for versal clocking wizard
config: arm64-randconfig-m041-20230419 (https://download.01.org/0day-ci/archive/20230421/202304211427.AoG9GhQ1-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.1.0
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Link: https://lore.kernel.org/r/202304211427.AoG9GhQ1-lkp@intel.com/
New smatch warnings:
drivers/clk/xilinx/clk-xlnx-clock-wizard.c:1075 clk_wzrd_probe() warn: 'clk_wzrd->axi_clk' from clk_prepare_enable() not released on lines: 897.
vim +1075 drivers/clk/xilinx/clk-xlnx-clock-wizard.c
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 832 static int clk_wzrd_probe(struct platform_device *pdev)
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 833 {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 834 const char *clkout_name, *clk_name, *clk_mul_name;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 835 u32 regl, regh, edge, regld, reghd, edged, div;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 836 const struct versal_clk_data *data;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 837 const struct of_device_id *match;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 838 int i, ret;
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 839 u32 reg, reg_f, mult;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 840 unsigned long rate;
87a40bfb09f213 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 841 void __iomem *ctrl_reg;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 842 struct clk_wzrd *clk_wzrd;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 843 struct device_node *np = pdev->dev.of_node;
92a7590427d666 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 844 int nr_outputs;
87a40bfb09f213 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 845 unsigned long flags = 0;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 846 bool is_versal = 0;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 847
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 848 clk_wzrd = devm_kzalloc(&pdev->dev, sizeof(*clk_wzrd), GFP_KERNEL);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 849 if (!clk_wzrd)
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 850 return -ENOMEM;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 851 platform_set_drvdata(pdev, clk_wzrd);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 852
f595f03bfdfc3c drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c YueHaibing 2019-10-09 853 clk_wzrd->base = devm_platform_ioremap_resource(pdev, 0);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 854 if (IS_ERR(clk_wzrd->base))
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 855 return PTR_ERR(clk_wzrd->base);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 856
17aa33ff569980 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 857 ret = of_property_read_u32(np, "xlnx,speed-grade", &clk_wzrd->speed_grade);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 858 if (!ret) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 859 if (clk_wzrd->speed_grade < 1 || clk_wzrd->speed_grade > 3) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 860 dev_warn(&pdev->dev, "invalid speed grade '%d'\n",
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 861 clk_wzrd->speed_grade);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 862 clk_wzrd->speed_grade = 0;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 863 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 864 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 865
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 866 clk_wzrd->clk_in1 = devm_clk_get(&pdev->dev, "clk_in1");
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 867 if (IS_ERR(clk_wzrd->clk_in1))
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 868 return dev_err_probe(&pdev->dev, PTR_ERR(clk_wzrd->clk_in1),
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 869 "clk_in1 not found\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 870
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 871 clk_wzrd->axi_clk = devm_clk_get(&pdev->dev, "s_axi_aclk");
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 872 if (IS_ERR(clk_wzrd->axi_clk))
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 873 return dev_err_probe(&pdev->dev, PTR_ERR(clk_wzrd->axi_clk),
fd30ac84f3022e drivers/clk/xilinx/clk-xlnx-clock-wizard.c Yang Yingliang 2022-09-13 874 "s_axi_aclk not found\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 875 ret = clk_prepare_enable(clk_wzrd->axi_clk);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 876 if (ret) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 877 dev_err(&pdev->dev, "enabling s_axi_aclk failed\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 878 return ret;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 879 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 880 rate = clk_get_rate(clk_wzrd->axi_clk);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 881 if (rate > WZRD_ACLK_MAX_FREQ) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 882 dev_err(&pdev->dev, "s_axi_aclk frequency (%lu) too high\n",
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 883 rate);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 884 ret = -EINVAL;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 885 goto err_disable_clk;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 886 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 887
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 888 ret = of_property_read_u32(np, "xlnx,nr-outputs", &nr_outputs);
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 889 if (ret || nr_outputs > WZRD_NUM_OUTPUTS) {
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 890 ret = -EINVAL;
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 891 goto err_disable_clk;
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 892 }
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 893
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 894 match = of_match_node(clk_wzrd_ids, np);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 895 if (!match) {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 896 dev_err(&pdev->dev, "of_match_node failed\n");
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 897 return -ENODEV;
goto err_disable_clk;
Might be better to convert this to devm_clk_get_enabled().
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 898 }
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 899
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 900 data = match->data;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 901 if (data)
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 902 is_versal = data->is_versal;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 903
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 904 clkout_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_out0", dev_name(&pdev->dev));
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 905 if (nr_outputs == 1) {
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 906 clk_wzrd->clkout[0] = clk_wzrd_register_divider
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 907 (&pdev->dev, clkout_name,
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 908 __clk_get_name(clk_wzrd->clk_in1), 0,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 909 clk_wzrd->base, WZRD_CLK_CFG_REG(is_versal, 3),
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 910 WZRD_CLKOUT_DIVIDE_SHIFT,
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 911 WZRD_CLKOUT_DIVIDE_WIDTH,
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 912 CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 913 DIV_ALL, is_versal, &clkwzrd_lock);
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 914
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 915 goto out;
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 916 }
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 917 if (is_versal) {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 918 /* register multiplier */
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 919 edge = !!(readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 0)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 920 BIT(8));
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 921 regl = (readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 1)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 922 WZRD_CLKFBOUT_L_MASK) >> WZRD_CLKFBOUT_L_SHIFT;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 923 regh = (readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 1)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 924 WZRD_CLKFBOUT_H_MASK) >> WZRD_CLKFBOUT_H_SHIFT;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 925 mult = regl + regh + edge;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 926 if (!mult)
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 927 mult = 1;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 928 mult = mult * WZRD_FRAC_GRADIENT;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 929
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 930 regl = readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 51)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 931 WZRD_CLKFBOUT_FRAC_EN;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 932 if (regl) {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 933 regl = readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 48)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 934 WZRD_VERSAL_FRAC_MASK;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 935 mult = mult + regl;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 936 }
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 937 } else {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 938 reg = readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 0));
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 939 reg_f = reg & WZRD_CLKFBOUT_FRAC_MASK;
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 940 reg_f = reg_f >> WZRD_CLKFBOUT_FRAC_SHIFT;
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 941
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 942 reg = reg & WZRD_CLKFBOUT_MULT_MASK;
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 943 reg = reg >> WZRD_CLKFBOUT_MULT_SHIFT;
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 944 mult = (reg * 1000) + reg_f;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 945 }
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 946 clk_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_mul", dev_name(&pdev->dev));
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 947 if (!clk_name) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 948 ret = -ENOMEM;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 949 goto err_disable_clk;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 950 }
d5213236151ba6 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Ioannis Valasakis 2018-10-04 951 clk_wzrd->clks_internal[wzrd_clk_mul] = clk_register_fixed_factor
d5213236151ba6 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Ioannis Valasakis 2018-10-04 952 (&pdev->dev, clk_name,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 953 __clk_get_name(clk_wzrd->clk_in1),
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 954 0, mult, 1000);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 955 if (IS_ERR(clk_wzrd->clks_internal[wzrd_clk_mul])) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 956 dev_err(&pdev->dev, "unable to register fixed-factor clock\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 957 ret = PTR_ERR(clk_wzrd->clks_internal[wzrd_clk_mul]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 958 goto err_disable_clk;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 959 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 960
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 961 clk_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_mul_div", dev_name(&pdev->dev));
5f18611038f9c9 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Devendra Naga 2014-11-29 962 if (!clk_name) {
5f18611038f9c9 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Devendra Naga 2014-11-29 963 ret = -ENOMEM;
5f18611038f9c9 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Devendra Naga 2014-11-29 964 goto err_rm_int_clk;
5f18611038f9c9 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Devendra Naga 2014-11-29 965 }
5f18611038f9c9 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Devendra Naga 2014-11-29 966
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 967 if (is_versal) {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 968 edged = !!(readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 20)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 969 BIT(10));
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 970 regld = (readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 21)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 971 WZRD_CLKFBOUT_L_MASK) >> WZRD_CLKFBOUT_L_SHIFT;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 972 reghd = (readl(clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 21)) &
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 973 WZRD_CLKFBOUT_H_MASK) >> WZRD_CLKFBOUT_H_SHIFT;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 974 div = (regld + reghd + edged);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 975 if (!div)
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 976 div = 1;
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 977
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 978 clk_mul_name = __clk_get_name(clk_wzrd->clks_internal[wzrd_clk_mul]);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 979 clk_wzrd->clks_internal[wzrd_clk_mul_div] =
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 980 clk_register_fixed_factor(&pdev->dev, clk_name,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 981 clk_mul_name, 0, 1, div);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 982 } else {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 983 ctrl_reg = clk_wzrd->base + WZRD_CLK_CFG_REG(is_versal, 0);
87a40bfb09f213 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 984 clk_wzrd->clks_internal[wzrd_clk_mul_div] = clk_register_divider
d5213236151ba6 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Ioannis Valasakis 2018-10-04 985 (&pdev->dev, clk_name,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 986 __clk_get_name(clk_wzrd->clks_internal[wzrd_clk_mul]),
87a40bfb09f213 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 987 flags, ctrl_reg, 0, 8, CLK_DIVIDER_ONE_BASED |
87a40bfb09f213 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 988 CLK_DIVIDER_ALLOW_ZERO, &clkwzrd_lock);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 989 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 990 if (IS_ERR(clk_wzrd->clks_internal[wzrd_clk_mul_div])) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 991 dev_err(&pdev->dev, "unable to register divider clock\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 992 ret = PTR_ERR(clk_wzrd->clks_internal[wzrd_clk_mul_div]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 993 goto err_rm_int_clk;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 994 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 995
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 996 /* register div per output */
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 997 for (i = nr_outputs - 1; i >= 0 ; i--) {
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 998 clkout_name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 999 "%s_out%d", dev_name(&pdev->dev), i);
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1000 if (!clkout_name) {
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1001 ret = -ENOMEM;
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1002 goto err_rm_int_clk;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1003 }
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1004
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1005 if (is_versal) {
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1006 clk_wzrd->clkout[i] = clk_wzrd_register_divider
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1007 (&pdev->dev,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1008 clkout_name, clk_name, 0,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1009 clk_wzrd->base,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1010 (WZRD_CLK_CFG_REG(is_versal, 3) + i * 8),
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1011 WZRD_CLKOUT_DIVIDE_SHIFT,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1012 WZRD_CLKOUT_DIVIDE_WIDTH,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1013 CLK_DIVIDER_ONE_BASED |
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1014 CLK_DIVIDER_ALLOW_ZERO,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1015 DIV_O, true, &clkwzrd_lock);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1016 } else {
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1017 if (!i)
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1018 clk_wzrd->clkout[i] = clk_wzrd_register_divf
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1019 (&pdev->dev, clkout_name, clk_name, flags, clk_wzrd->base,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1020 (WZRD_CLK_CFG_REG(is_versal, 2) + i * 12),
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1021 WZRD_CLKOUT_DIVIDE_SHIFT,
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1022 WZRD_CLKOUT_DIVIDE_WIDTH,
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1023 CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 1024 DIV_O, &clkwzrd_lock);
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1025 else
91d695d71841ab drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1026 clk_wzrd->clkout[i] = clk_wzrd_register_divider
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1027 (&pdev->dev, clkout_name, clk_name, 0, clk_wzrd->base,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1028 (WZRD_CLK_CFG_REG(is_versal, 2) + i * 12),
5a853722eb3218 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1029 WZRD_CLKOUT_DIVIDE_SHIFT,
5a853722eb3218 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1030 WZRD_CLKOUT_DIVIDE_WIDTH,
5a853722eb3218 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1031 CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1032 DIV_O, false, &clkwzrd_lock);
143916412aa6a4 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-04-18 1033 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1034 if (IS_ERR(clk_wzrd->clkout[i])) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1035 int j;
e66f7a27521119 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Athira Sharikkal 2014-11-30 1036
a0d1a3864cad08 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2021-02-24 1037 for (j = i + 1; j < nr_outputs; j++)
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1038 clk_unregister(clk_wzrd->clkout[j]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1039 dev_err(&pdev->dev,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1040 "unable to register divider clock\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1041 ret = PTR_ERR(clk_wzrd->clkout[i]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1042 goto err_rm_int_clks;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1043 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1044 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1045
595c88cda65d30 drivers/clk/xilinx/clk-xlnx-clock-wizard.c Shubhrajyoti Datta 2023-03-27 1046 out:
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1047 clk_wzrd->clk_data.clks = clk_wzrd->clkout;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1048 clk_wzrd->clk_data.clk_num = ARRAY_SIZE(clk_wzrd->clkout);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1049 of_clk_add_provider(np, of_clk_src_onecell_get, &clk_wzrd->clk_data);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1050
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1051 if (clk_wzrd->speed_grade) {
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1052 clk_wzrd->nb.notifier_call = clk_wzrd_clk_notifier;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1053
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1054 ret = clk_notifier_register(clk_wzrd->clk_in1,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1055 &clk_wzrd->nb);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1056 if (ret)
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1057 dev_warn(&pdev->dev,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1058 "unable to register clock notifier\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1059
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1060 ret = clk_notifier_register(clk_wzrd->axi_clk, &clk_wzrd->nb);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1061 if (ret)
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1062 dev_warn(&pdev->dev,
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1063 "unable to register clock notifier\n");
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1064 }
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1065
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1066 return 0;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1067
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1068 err_rm_int_clks:
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1069 clk_unregister(clk_wzrd->clks_internal[1]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1070 err_rm_int_clk:
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1071 clk_unregister(clk_wzrd->clks_internal[0]);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1072 err_disable_clk:
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1073 clk_disable_unprepare(clk_wzrd->axi_clk);
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1074
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 @1075 return ret;
812283cd546376 drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c Soren Brinkmann 2014-10-02 1076 }
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next prev parent reply other threads:[~2023-04-21 10:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-18 10:28 [PATCH v1 0/2] clocking-wizard: Added support for versal clocking wizard Shubhrajyoti Datta
2023-04-18 10:28 ` [PATCH v1 1/2] dt-bindings: clocking-wizard: add versal compatible Shubhrajyoti Datta
2023-04-18 17:29 ` Krzysztof Kozlowski
2023-04-18 10:28 ` [PATCH v1 2/2] clocking-wizard: Add support for versal clocking wizard Shubhrajyoti Datta
2023-04-18 16:57 ` kernel test robot
2023-04-18 17:07 ` kernel test robot
2023-04-18 17:07 ` kernel test robot
2023-04-19 4:42 ` Dan Carpenter
2023-04-21 10:15 ` Dan Carpenter [this message]
2023-04-18 17:28 ` [PATCH v1 0/2] clocking-wizard: Added " Krzysztof Kozlowski
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