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Message-ID: <202201080904.ADmkINrx-lkp@intel.com>
Date: Sat, 8 Jan 2022 09:32:22 +0800
From: kernel test robot <lkp@...el.com>
To: Neil Armstrong <narmstrong@...libre.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [narmstrong-oxnas:oxnas/v5.18/dma 2/4]
drivers/dma/oxnas_adma.c:915:40: warning: cast to pointer from integer of
different size
tree: https://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git oxnas/v5.18/dma
head: 8a4b70b0d54020bfae32041369422c3b41c0cd56
commit: 90ad9e59c40581027a2fd9134e4e160ad0a7f5d2 [2/4] dmaengine: Add Oxford Semiconductor OXNAS DMA Controller
config: arc-allmodconfig (https://download.01.org/0day-ci/archive/20220108/202201080904.ADmkINrx-lkp@intel.com/config)
compiler: arceb-elf-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://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git/commit/?id=90ad9e59c40581027a2fd9134e4e160ad0a7f5d2
git remote add narmstrong-oxnas https://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git
git fetch --no-tags narmstrong-oxnas oxnas/v5.18/dma
git checkout 90ad9e59c40581027a2fd9134e4e160ad0a7f5d2
# 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=arc SHELL=/bin/bash drivers/dma/ drivers/net/wireless/ath/wcn36xx/ drivers/nvme/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 >>):
| |
| unsigned int
| %08llx
In file included from include/linux/printk.h:555,
from include/linux/kernel.h:20,
from include/linux/cpumask.h:10,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from drivers/dma/oxnas_adma.c:7:
drivers/dma/oxnas_adma.c:655:37: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'dma_addr_t' {aka 'long long unsigned int'} [-Wformat=]
655 | dev_dbg(&dmadev->pdev->dev, "preparing memcpy from %08x to %08x, %lubytes (flags %x)\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call'
166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \
| ^~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:9: note: in expansion of macro 'dynamic_dev_dbg'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:30: note: in expansion of macro 'dev_fmt'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/dma/oxnas_adma.c:655:9: note: in expansion of macro 'dev_dbg'
655 | dev_dbg(&dmadev->pdev->dev, "preparing memcpy from %08x to %08x, %lubytes (flags %x)\n",
| ^~~~~~~
drivers/dma/oxnas_adma.c:655:71: note: format string is defined here
655 | dev_dbg(&dmadev->pdev->dev, "preparing memcpy from %08x to %08x, %lubytes (flags %x)\n",
| ~~~^
| |
| unsigned int
| %08llx
In file included from include/linux/printk.h:555,
from include/linux/kernel.h:20,
from include/linux/cpumask.h:10,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from drivers/dma/oxnas_adma.c:7:
drivers/dma/oxnas_adma.c: In function 'oxnas_dma_probe':
drivers/dma/oxnas_adma.c:869:37: warning: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'dma_addr_t' {aka 'long long unsigned int'} [-Wformat=]
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call'
166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \
| ^~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:9: note: in expansion of macro 'dynamic_dev_dbg'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:30: note: in expansion of macro 'dev_fmt'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/dma/oxnas_adma.c:869:17: note: in expansion of macro 'dev_dbg'
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ^~~~~~~
drivers/dma/oxnas_adma.c:869:43: note: format string is defined here
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ~~~^
| |
| unsigned int
| %08llx
In file included from include/linux/printk.h:555,
from include/linux/kernel.h:20,
from include/linux/cpumask.h:10,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from drivers/dma/oxnas_adma.c:7:
drivers/dma/oxnas_adma.c:869:37: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'dma_addr_t' {aka 'long long unsigned int'} [-Wformat=]
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call'
166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \
| ^~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:9: note: in expansion of macro 'dynamic_dev_dbg'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:30: note: in expansion of macro 'dev_fmt'
155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/dma/oxnas_adma.c:869:17: note: in expansion of macro 'dev_dbg'
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ^~~~~~~
drivers/dma/oxnas_adma.c:869:50: note: format string is defined here
869 | dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
| ~~~^
| |
| unsigned int
| %08llx
>> drivers/dma/oxnas_adma.c:915:40: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
915 | (dma_addr_t)&(((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->entries[i]);
| ^
>> drivers/dma/oxnas_adma.c:915:25: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
915 | (dma_addr_t)&(((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->entries[i]);
| ^
drivers/dma/oxnas_adma.c:944:39: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
944 | (dma_addr_t)&((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->infos[i];
| ^
drivers/dma/oxnas_adma.c:944:25: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
944 | (dma_addr_t)&((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->infos[i];
| ^
vim +915 drivers/dma/oxnas_adma.c
794
795 static int oxnas_dma_probe(struct platform_device *pdev)
796 {
797 struct oxnas_dma_device *dmadev;
798 struct resource *res;
799 int hwid, i, ret;
800
801 dmadev = devm_kzalloc(&pdev->dev, sizeof(struct oxnas_dma_device), GFP_KERNEL);
802 if (!dmadev)
803 return -ENOMEM;
804
805 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
806 dmadev->dma_base = devm_ioremap_resource(&pdev->dev, res);
807 if (IS_ERR(dmadev->dma_base))
808 return PTR_ERR(dmadev->dma_base);
809
810 res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
811 dmadev->sgdma_base = devm_ioremap_resource(&pdev->dev, res);
812 if (IS_ERR(dmadev->sgdma_base))
813 return PTR_ERR(dmadev->sgdma_base);
814
815 dmadev->dma_rst = devm_reset_control_get(&pdev->dev, "dma");
816 if (IS_ERR(dmadev->dma_rst))
817 return PTR_ERR(dmadev->dma_rst);
818
819 dmadev->sgdma_rst = devm_reset_control_get(&pdev->dev, "sgdma");
820 if (IS_ERR(dmadev->sgdma_rst))
821 return PTR_ERR(dmadev->sgdma_rst);
822
823 dmadev->dma_clk = devm_clk_get(&pdev->dev, 0);
824 if (IS_ERR(dmadev->dma_clk))
825 return PTR_ERR(dmadev->dma_clk);
826
827 ret = of_property_count_elems_of_size(pdev->dev.of_node, "oxsemi,targets-types", 4);
828 if (ret <= 0 || (ret % 3) != 0) {
829 dev_err(&pdev->dev, "malformed or missing oxsemi,targets-types\n");
830 return -EINVAL;
831 }
832
833 dmadev->authorized_types_count = ret / 3;
834 dmadev->authorized_types = devm_kzalloc(&pdev->dev,
835 sizeof(*dmadev->authorized_types) * dmadev->authorized_types_count, GFP_KERNEL);
836
837 if (!dmadev->authorized_types)
838 return -ENOMEM;
839
840 for (i = 0 ; i < dmadev->authorized_types_count ; ++i) {
841 u32 value;
842
843 ret = of_property_read_u32_index(pdev->dev.of_node,
844 "oxsemi,targets-types",
845 (i * 3), &value);
846 if (ret < 0)
847 return ret;
848
849 dmadev->authorized_types[i].start = value;
850 ret = of_property_read_u32_index(pdev->dev.of_node,
851 "oxsemi,targets-types",
852 (i * 3) + 1, &value);
853 if (ret < 0)
854 return ret;
855
856 dmadev->authorized_types[i].end = value;
857 ret = of_property_read_u32_index(pdev->dev.of_node,
858 "oxsemi,targets-types",
859 (i * 3) + 2, &value);
860 if (ret < 0)
861 return ret;
862
863 dmadev->authorized_types[i].type = value;
864 }
865
866 dev_dbg(&pdev->dev, "Authorized memory ranges :\n");
867 dev_dbg(&pdev->dev, " Start - End = Type\n");
868 for (i = 0 ; i < dmadev->authorized_types_count ; ++i)
869 dev_dbg(&pdev->dev, "0x%08x-0x%08x = %d\n",
870 dmadev->authorized_types[i].start,
871 dmadev->authorized_types[i].end,
872 dmadev->authorized_types[i].type);
873
874 dmadev->pdev = pdev;
875
876 spin_lock_init(&dmadev->lock);
877
878 tasklet_init(&dmadev->tasklet, oxnas_dma_sched, (unsigned long)dmadev);
879 INIT_LIST_HEAD(&dmadev->common.channels);
880 INIT_LIST_HEAD(&dmadev->pending);
881 INIT_LIST_HEAD(&dmadev->free_entries);
882
883 /* Enable HW & Clocks */
884 reset_control_reset(dmadev->dma_rst);
885 reset_control_reset(dmadev->sgdma_rst);
886 clk_prepare_enable(dmadev->dma_clk);
887
888 /* Discover the number of channels available */
889 hwid = readl(dmadev->dma_base + DMA_CALC_REG_ADR(0, DMA_INTR_ID));
890 dmadev->channels_count = DMA_INTR_ID_GET_NUM_CHANNELS(hwid);
891 dmadev->hwversion = DMA_INTR_ID_GET_VERSION(hwid);
892
893 dev_dbg(&pdev->dev, "OXNAS DMA v%x with %d channels\n",
894 dmadev->hwversion, dmadev->channels_count);
895
896 /* Limit channels count */
897 if (dmadev->channels_count > MAX_OXNAS_DMA_CHANNELS)
898 dmadev->channels_count = MAX_OXNAS_DMA_CHANNELS;
899
900 /* Allocate coherent memory for sg descriptors */
901 dmadev->sg_data = dma_alloc_coherent(&pdev->dev, sizeof(struct oxnas_dma_sg_data),
902 &dmadev->p_sg_data, GFP_KERNEL);
903 if (!dmadev->sg_data) {
904 ret = -ENOMEM;
905 goto disable_clks;
906 }
907
908 /* Reset SG descritors */
909 memset(dmadev->sg_data, 0, sizeof(struct oxnas_dma_sg_data));
910 atomic_set(&dmadev->free_entries_count, 0);
911
912 /* Initialize and add all sg entries to the free list */
913 for (i = 0 ; i < MAX_OXNAS_SG_ENTRIES ; ++i) {
914 dmadev->sg_data->entries[i].this_paddr =
> 915 (dma_addr_t)&(((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->entries[i]);
916 INIT_LIST_HEAD(&dmadev->sg_data->entries[i].entry);
917 list_add_tail(&dmadev->sg_data->entries[i].entry,
918 &dmadev->free_entries);
919 atomic_inc(&dmadev->free_entries_count);
920 }
921
922 /* Init all channels */
923 for (i = 0 ; i < dmadev->channels_count ; ++i) {
924 struct oxnas_dma_channel *ch = &dmadev->channels[i];
925
926 ch->dmadev = dmadev;
927 ch->id = i;
928
929 ch->irq = irq_of_parse_and_map(pdev->dev.of_node, i);
930 if (ch->irq <= 0) {
931 dev_err(&pdev->dev, "invalid irq%d from platform\n", i);
932 goto free_coherent;
933 }
934
935 ret = devm_request_irq(&pdev->dev, ch->irq,
936 oxnas_dma_interrupt, 0,
937 "DMA", ch);
938 if (ret < 0) {
939 dev_err(&pdev->dev, "failed to request irq%d\n", i);
940 goto free_coherent;
941 }
942
943 ch->p_sg_info =
944 (dma_addr_t)&((struct oxnas_dma_sg_data *)dmadev->p_sg_data)->infos[i];
945 ch->sg_info = &dmadev->sg_data->infos[i];
946 memset(ch->sg_info, 0, sizeof(struct oxnas_dma_sg_info));
947
948 atomic_set(&ch->active, 0);
949
950 ch->vc.desc_free = oxnas_dma_desc_free;
951 vchan_init(&ch->vc, &dmadev->common);
952 INIT_LIST_HEAD(&ch->node);
953 }
954
955 platform_set_drvdata(pdev, dmadev);
956
957 dma_cap_set(DMA_MEMCPY, dmadev->common.cap_mask);
958 dmadev->common.chancnt = dmadev->channels_count;
959 dmadev->common.device_free_chan_resources = oxnas_dma_free_chan_resources;
960 dmadev->common.device_tx_status = oxnas_dma_tx_status;
961 dmadev->common.device_issue_pending = oxnas_dma_issue_pending;
962 dmadev->common.device_prep_dma_memcpy = oxnas_dma_prep_dma_memcpy;
963 dmadev->common.device_prep_slave_sg = oxnas_dma_prep_slave_sg;
964 dmadev->common.device_config = oxnas_dma_slave_config;
965 dmadev->common.copy_align = DMAENGINE_ALIGN_4_BYTES;
966 dmadev->common.src_addr_widths = DMA_SLAVE_BUSWIDTH_4_BYTES;
967 dmadev->common.dst_addr_widths = DMA_SLAVE_BUSWIDTH_4_BYTES;
968 dmadev->common.directions = BIT(DMA_MEM_TO_MEM);
969 dmadev->common.residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
970 dmadev->common.dev = &pdev->dev;
971
972 ret = dma_async_device_register(&dmadev->common);
973 if (ret)
974 goto free_coherent;
975
976 ret = of_dma_controller_register(pdev->dev.of_node,
977 of_dma_xlate_by_chan_id,
978 &dmadev->common);
979 if (ret) {
980 dev_warn(&pdev->dev, "Failed to register DMA Controller\n");
981 goto dma_unregister;
982 }
983
984 dev_info(&pdev->dev, "OXNAS DMA Registered\n");
985
986 return 0;
987
988 dma_unregister:
989 dma_async_device_unregister(&dmadev->common);
990
991 free_coherent:
992 dma_free_coherent(&pdev->dev, sizeof(struct oxnas_dma_sg_data),
993 dmadev->sg_data, dmadev->p_sg_data);
994
995 disable_clks:
996 clk_disable_unprepare(dmadev->dma_clk);
997
998 return ret;
999 }
1000
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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