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Message-ID: <202009110445.WqWCY2F0%lkp@intel.com>
Date:   Fri, 11 Sep 2020 04:52:50 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kalle Valo <kvalo@...eaurora.org>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org,
        Anilkumar Kolli <akolli@...eaurora.org>,
        Bhagavathi Perumal S <bperumal@...eaurora.org>,
        Ganesh Sesetti <gseset@...eaurora.org>,
        Govindaraj Saminathan <gsamin@...eaurora.org>,
        John Crispin <john@...ozen.org>,
        Julia Lawall <julia.lawall@...6.fr>,
        Karthikeyan Periyasamy <periyasa@...eaurora.org>,
        kbuild test robot <lkp@...el.com>,
        Maharaja Kennadyrajan <mkenna@...eaurora.org>
Subject: drivers/net/wireless/ath/ath11k/ahb.c:919:15: warning: cast to
 smaller integer type 'enum ath11k_hw_rev' from 'const void

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7fe10096c1508c7f033d34d0741809f8eecc1ed4
commit: d5c65159f2895379e11ca13f62feabe93278985d ath11k: driver for Qualcomm IEEE 802.11ax devices
date:   10 months ago
config: x86_64-randconfig-a015-20200910 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        git checkout d5c65159f2895379e11ca13f62feabe93278985d
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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/net/wireless/ath/ath11k/ahb.c:919:15: warning: cast to smaller integer type 'enum ath11k_hw_rev' from 'const void *' [-Wvoid-pointer-to-enum-cast]
           ab->hw_rev = (enum ath11k_hw_rev)of_id->data;
                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1 warning generated.
--
>> drivers/net/wireless/ath/ath11k/wmi.c:142:8: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, len, tlv_len);
                                      ^~~~~~~
   drivers/net/wireless/ath/ath11k/wmi.c:142:35: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, len, tlv_len);
                                                                 ^~~~~~~
   drivers/net/wireless/ath/ath11k/wmi.c:150:8: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, tlv_len,
                                      ^~~~~~~
   drivers/net/wireless/ath/ath11k/wmi.c:150:30: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, tlv_len,
                                                            ^~~~~~~
   drivers/net/wireless/ath/ath11k/wmi.c:1812:23: warning: implicit conversion from enumeration type 'enum wmi_scan_priority' to different enumeration type 'enum scan_priority' [-Wenum-conversion]
           arg->scan_priority = WMI_SCAN_PRIORITY_LOW;
                              ~ ^~~~~~~~~~~~~~~~~~~~~
   5 warnings generated.
--
>> drivers/net/wireless/ath/ath11k/mac.c:3970:6: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      ctx->def.chan->center_freq, ctx->def.width, ctx);
                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/mac.c:3994:6: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      ctx->def.chan->center_freq, ctx->def.width, ctx);
                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/mac.c:4241:7: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                              vifs[i].old_ctx->def.chan->center_freq,
                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/mac.c:4242:7: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                              vifs[i].new_ctx->def.chan->center_freq,
                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/mac.c:4337:6: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      ctx->def.chan->center_freq, ctx->def.width, ctx, changed);
                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
>> drivers/net/wireless/ath/ath11k/mac.c:4640:22: warning: format specifies type 'unsigned char' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      arvif->vdev_id, rate, nss, sgi);
                                      ^~~~
   drivers/net/wireless/ath/ath11k/debug.h:275:37: note: expanded from macro 'ath11k_dbg'
                   __ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__); \
                                              ~~~    ^~~~~~~~~~~
   6 warnings generated.
--
>> drivers/net/wireless/ath/ath11k/dp_rx.c:977:8: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, len, tlv_len);
                                      ^~~~~~~
   drivers/net/wireless/ath/ath11k/dp_rx.c:977:35: warning: format specifies type 'unsigned char' but the argument has type 'u16' (aka 'unsigned short') [-Wformat]
                                      tlv_tag, ptr - begin, len, tlv_len);
                                                                 ^~~~~~~
   2 warnings generated.

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d5c65159f2895379e11ca13f62feabe93278985d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d5c65159f2895379e11ca13f62feabe93278985d
vim +919 drivers/net/wireless/ath/ath11k/ahb.c

   879	
   880	static int ath11k_ahb_probe(struct platform_device *pdev)
   881	{
   882		struct ath11k_base *ab;
   883		const struct of_device_id *of_id;
   884		struct resource *mem_res;
   885		void __iomem *mem;
   886		int ret;
   887	
   888		of_id = of_match_device(ath11k_ahb_of_match, &pdev->dev);
   889		if (!of_id) {
   890			dev_err(&pdev->dev, "failed to find matching device tree id\n");
   891			return -EINVAL;
   892		}
   893	
   894		mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
   895		if (!mem_res) {
   896			dev_err(&pdev->dev, "failed to get IO memory resource\n");
   897			return -ENXIO;
   898		}
   899	
   900		mem = devm_ioremap_resource(&pdev->dev, mem_res);
   901		if (IS_ERR(mem)) {
   902			dev_err(&pdev->dev, "ioremap error\n");
   903			return PTR_ERR(mem);
   904		}
   905	
   906		ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
   907		if (ret) {
   908			dev_err(&pdev->dev, "failed to set 32-bit consistent dma\n");
   909			return ret;
   910		}
   911	
   912		ab = ath11k_core_alloc(&pdev->dev);
   913		if (!ab) {
   914			dev_err(&pdev->dev, "failed to allocate ath11k base\n");
   915			return -ENOMEM;
   916		}
   917	
   918		ab->pdev = pdev;
 > 919		ab->hw_rev = (enum ath11k_hw_rev)of_id->data;
   920		ab->mem = mem;
   921		ab->mem_len = resource_size(mem_res);
   922		platform_set_drvdata(pdev, ab);
   923	
   924		ret = ath11k_hal_srng_init(ab);
   925		if (ret)
   926			goto err_core_free;
   927	
   928		ret = ath11k_ce_alloc_pipes(ab);
   929		if (ret) {
   930			ath11k_err(ab, "failed to allocate ce pipes: %d\n", ret);
   931			goto err_hal_srng_deinit;
   932		}
   933	
   934		ath11k_ahb_init_qmi_ce_config(ab);
   935	
   936		ret = ath11k_ahb_config_irq(ab);
   937		if (ret) {
   938			ath11k_err(ab, "failed to configure irq: %d\n", ret);
   939			goto err_ce_free;
   940		}
   941	
   942		ret = ath11k_core_init(ab);
   943		if (ret) {
   944			ath11k_err(ab, "failed to init core: %d\n", ret);
   945			goto err_ce_free;
   946		}
   947	
   948		return 0;
   949	
   950	err_ce_free:
   951		ath11k_ce_free_pipes(ab);
   952	
   953	err_hal_srng_deinit:
   954		ath11k_hal_srng_deinit(ab);
   955	
   956	err_core_free:
   957		ath11k_core_free(ab);
   958		platform_set_drvdata(pdev, NULL);
   959	
   960		return ret;
   961	}
   962	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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