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Date: Thu, 7 Apr 2022 00:29:46 +0800
From: kernel test robot <lkp@...el.com>
To: Tony Huang <tonyhuang.sunplus@...il.com>, ulf.hansson@...aro.org,
robh+dt@...nel.org, linux-mmc@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
p.zabel@...guronix.de, krzysztof.kozlowski@...aro.org
Cc: kbuild-all@...ts.01.org, wells.lu@...plus.com, lh.Kuo@...plus.com,
Tony Huang <tonyhuang.sunplus@...il.com>
Subject: Re: [PATCH v6 2/2] mmc: Add mmc driver for Sunplus SP7021
Hi Tony,
I love your patch! Perhaps something to improve:
[auto build test WARNING on ulf-hansson-mmc-mirror/next]
[cannot apply to robh/for-next linus/master v5.18-rc1 next-20220406]
[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/intel-lab-lkp/linux/commits/Tony-Huang/Add-mmc-driver-for-Sunplus-SP7021-SOC/20220406-194106
base: https://git.linaro.org/people/ulf.hansson/mmc-mirror.git next
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20220407/202204070035.gFV21mkE-lkp@intel.com/config)
compiler: alpha-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/intel-lab-lkp/linux/commit/325a0d9ca9d65f5616f794e0dbb04256312f739d
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Tony-Huang/Add-mmc-driver-for-Sunplus-SP7021-SOC/20220406-194106
git checkout 325a0d9ca9d65f5616f794e0dbb04256312f739d
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=alpha SHELL=/bin/bash drivers/mmc/host/
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/mmc/host/sunplus-mmc.c: In function 'spmmc_set_bus_timing':
drivers/mmc/host/sunplus-mmc.c:311:15: warning: variable 'timing_name' set but not used [-Wunused-but-set-variable]
311 | char *timing_name;
| ^~~~~~~~~~~
drivers/mmc/host/sunplus-mmc.c: At top level:
drivers/mmc/host/sunplus-mmc.c:798:13: warning: no previous prototype for 'spmmc_irq' [-Wmissing-prototypes]
798 | irqreturn_t spmmc_irq(int irq, void *dev_id)
| ^~~~~~~~~
drivers/mmc/host/sunplus-mmc.c:894:5: warning: no previous prototype for 'spmmc_get_cd' [-Wmissing-prototypes]
894 | int spmmc_get_cd(struct mmc_host *mmc)
| ^~~~~~~~~~~~
drivers/mmc/host/sunplus-mmc.c: In function 'spmmc_drv_probe':
>> drivers/mmc/host/sunplus-mmc.c:1085:16: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
1085 | mode = (int)of_device_get_match_data(&pdev->dev);
| ^
drivers/mmc/host/sunplus-mmc.c:1021:22: warning: variable 'mode' set but not used [-Wunused-but-set-variable]
1021 | unsigned int mode;
| ^~~~
drivers/mmc/host/sunplus-mmc.c: At top level:
drivers/mmc/host/sunplus-mmc.c:1170:9: error: implicit declaration of function 'SYSTEM_SLEEP_PM_OPS'; did you mean 'SET_SYSTEM_SLEEP_PM_OPS'? [-Werror=implicit-function-declaration]
1170 | SYSTEM_SLEEP_PM_OPS(spmmc_pm_suspend, spmmc_pm_resume)
| ^~~~~~~~~~~~~~~~~~~
| SET_SYSTEM_SLEEP_PM_OPS
drivers/mmc/host/sunplus-mmc.c:1170:9: warning: initialization of 'int (*)(struct device *)' from 'int' makes pointer from integer without a cast [-Wint-conversion]
drivers/mmc/host/sunplus-mmc.c:1170:9: note: (near initialization for 'spmmc_pm_ops.prepare')
drivers/mmc/host/sunplus-mmc.c:1170:9: error: initializer element is not constant
drivers/mmc/host/sunplus-mmc.c:1170:9: note: (near initialization for 'spmmc_pm_ops.prepare')
drivers/mmc/host/sunplus-mmc.c:1171:9: error: expected '}' before 'RUNTIME_PM_OPS'
1171 | RUNTIME_PM_OPS(spmmc_pm_runtime_suspend, spmmc_pm_runtime_resume, NULL)
| ^~~~~~~~~~~~~~
drivers/mmc/host/sunplus-mmc.c:1169:47: note: to match this '{'
1169 | static const struct dev_pm_ops spmmc_pm_ops = {
| ^
drivers/mmc/host/sunplus-mmc.c:1169:32: warning: 'spmmc_pm_ops' defined but not used [-Wunused-const-variable=]
1169 | static const struct dev_pm_ops spmmc_pm_ops = {
| ^~~~~~~~~~~~
drivers/mmc/host/sunplus-mmc.c:1160:12: warning: 'spmmc_pm_runtime_resume' defined but not used [-Wunused-function]
1160 | static int spmmc_pm_runtime_resume(struct device *dev)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/mmc/host/sunplus-mmc.c:1150:12: warning: 'spmmc_pm_runtime_suspend' defined but not used [-Wunused-function]
1150 | static int spmmc_pm_runtime_suspend(struct device *dev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +1085 drivers/mmc/host/sunplus-mmc.c
1015
1016 static int spmmc_drv_probe(struct platform_device *pdev)
1017 {
1018 struct mmc_host *mmc;
1019 struct resource *res;
1020 struct spmmc_host *host;
1021 unsigned int mode;
1022 int ret = 0;
1023
1024 mmc = mmc_alloc_host(sizeof(*host), &pdev->dev);
1025 if (!mmc) {
1026 ret = -ENOMEM;
1027 goto probe_free_host;
1028 }
1029
1030 host = mmc_priv(mmc);
1031 host->mmc = mmc;
1032 host->power_state = MMC_POWER_OFF;
1033 host->dma_int_threshold = 1024;
1034 host->dmapio_mode = SPMMC_DMA_MODE;
1035
1036 host->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
1037 if (IS_ERR(host->base))
1038 return PTR_ERR(host->base);
1039
1040 host->clk = devm_clk_get(&pdev->dev, NULL);
1041 if (IS_ERR(host->clk))
1042 return dev_err_probe(&pdev->dev, PTR_ERR(host->clk), "clk get fail\n");
1043
1044 host->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
1045 if (IS_ERR(host->rstc))
1046 return dev_err_probe(&pdev->dev, PTR_ERR(host->rstc), "rst get fail\n");
1047
1048 host->irq = platform_get_irq(pdev, 0);
1049 if (host->irq <= 0)
1050 return host->irq;
1051
1052 ret = devm_request_irq(&pdev->dev, host->irq, spmmc_irq, IRQF_SHARED,
1053 dev_name(&pdev->dev), host);
1054 if (ret)
1055 return ret;
1056
1057 ret = clk_prepare_enable(host->clk);
1058 if (ret)
1059 return dev_err_probe(&pdev->dev, ret, "failed to enable clk\n");
1060
1061 ret = mmc_of_parse(mmc);
1062 if (ret)
1063 goto probe_free_host;
1064
1065 spin_lock_init(&host->lock);
1066 mutex_init(&host->mrq_lock);
1067 tasklet_init(&host->tsklet_finish_req, tsklet_func_finish_req, (unsigned long)host);
1068 mmc->ops = &spmmc_ops;
1069 mmc->f_min = SPMMC_MIN_CLK;
1070 if (mmc->f_max > SPMMC_MAX_CLK)
1071 mmc->f_max = SPMMC_MAX_CLK;
1072
1073 mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
1074 mmc->max_seg_size = SPMMC_MAX_BLK_COUNT * 512;
1075 /* Host controller supports up to "SPMMC_MAX_DMA_MEMORY_SECTORS"*/
1076 /* a.k.a. max scattered memory segments per request*/
1077 mmc->max_segs = SPMMC_MAX_DMA_MEMORY_SECTORS;
1078 mmc->max_req_size = SPMMC_MAX_BLK_COUNT * 512;
1079 /* Limited by the max value of dma_size & data_length, set it to 512 bytes for now */
1080 mmc->max_blk_size = 512;
1081 mmc->max_blk_count = SPMMC_MAX_BLK_COUNT; /* Limited by sd_page_num */
1082
1083 dev_set_drvdata(&pdev->dev, host);
1084 spmmc_controller_init(host);
> 1085 mode = (int)of_device_get_match_data(&pdev->dev);
1086 spmmc_select_mode(host);
1087 mmc_add_host(mmc);
1088 host->tuning_info.enable_tuning = 1;
1089 pm_runtime_set_active(&pdev->dev);
1090 pm_runtime_enable(&pdev->dev);
1091
1092 return ret;
1093
1094 probe_free_host:
1095 if (mmc)
1096 mmc_free_host(mmc);
1097
1098 return ret;
1099 }
1100
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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