drivers/net/wireless/ath/ath11k/ahb.c:919:15: warning: cast to smaller integer type 'enum ath11k_hw_rev' from 'const void

From: kernel test robot
Date: Thu Sep 10 2020 - 16:54:36 EST

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@xxxxxxxxx>

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@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip