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From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [linux-next:master 7751/12554] drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: restricted __le32 degrades to integer
Date: Fri, 11 Dec 2020 01:04:06 +0800	[thread overview]
Message-ID: <202012110145.tZTo5tbD-lkp@intel.com> (raw)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   14240d4c5b25d087529691ccf4d7ea256f26cfdf
commit: bfefae9f108dfa62eb9c16c9e97086fddb4ece04 [7751/12554] RDMA/hns: Add support for CQ stash
config: ia64-randconfig-s032-20201209 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-179-ga00755aa-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=bfefae9f108dfa62eb9c16c9e97086fddb4ece04
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout bfefae9f108dfa62eb9c16c9e97086fddb4ece04
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


"sparse warnings: (new ones prefixed by >>)"
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: restricted __le32 degrades to integer
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: invalid assignment: |=
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse:    left side has type restricted __le32
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse:    right side has type unsigned int

vim +3172 drivers/infiniband/hw/hns/hns_roce_hw_v2.c

  3145	
  3146	static void hns_roce_v2_write_cqc(struct hns_roce_dev *hr_dev,
  3147					  struct hns_roce_cq *hr_cq, void *mb_buf,
  3148					  u64 *mtts, dma_addr_t dma_handle)
  3149	{
  3150		struct hns_roce_v2_cq_context *cq_context;
  3151	
  3152		cq_context = mb_buf;
  3153		memset(cq_context, 0, sizeof(*cq_context));
  3154	
  3155		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_CQ_ST_M,
  3156			       V2_CQC_BYTE_4_CQ_ST_S, V2_CQ_STATE_VALID);
  3157		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_ARM_ST_M,
  3158			       V2_CQC_BYTE_4_ARM_ST_S, REG_NXT_CEQE);
  3159		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_SHIFT_M,
  3160			       V2_CQC_BYTE_4_SHIFT_S, ilog2(hr_cq->cq_depth));
  3161		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_CEQN_M,
  3162			       V2_CQC_BYTE_4_CEQN_S, hr_cq->vector);
  3163	
  3164		roce_set_field(cq_context->byte_8_cqn, V2_CQC_BYTE_8_CQN_M,
  3165			       V2_CQC_BYTE_8_CQN_S, hr_cq->cqn);
  3166	
  3167		roce_set_field(cq_context->byte_8_cqn, V2_CQC_BYTE_8_CQE_SIZE_M,
  3168			       V2_CQC_BYTE_8_CQE_SIZE_S, hr_cq->cqe_size ==
  3169			       HNS_ROCE_V3_CQE_SIZE ? 1 : 0);
  3170	
  3171		if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_STASH)
> 3172			hr_reg_enable(cq_context, CQC_STASH);
  3173	
  3174		cq_context->cqe_cur_blk_addr = cpu_to_le32(to_hr_hw_page_addr(mtts[0]));
  3175	
  3176		roce_set_field(cq_context->byte_16_hop_addr,
  3177			       V2_CQC_BYTE_16_CQE_CUR_BLK_ADDR_M,
  3178			       V2_CQC_BYTE_16_CQE_CUR_BLK_ADDR_S,
  3179			       upper_32_bits(to_hr_hw_page_addr(mtts[0])));
  3180		roce_set_field(cq_context->byte_16_hop_addr,
  3181			       V2_CQC_BYTE_16_CQE_HOP_NUM_M,
  3182			       V2_CQC_BYTE_16_CQE_HOP_NUM_S, hr_dev->caps.cqe_hop_num ==
  3183			       HNS_ROCE_HOP_NUM_0 ? 0 : hr_dev->caps.cqe_hop_num);
  3184	
  3185		cq_context->cqe_nxt_blk_addr = cpu_to_le32(to_hr_hw_page_addr(mtts[1]));
  3186		roce_set_field(cq_context->byte_24_pgsz_addr,
  3187			       V2_CQC_BYTE_24_CQE_NXT_BLK_ADDR_M,
  3188			       V2_CQC_BYTE_24_CQE_NXT_BLK_ADDR_S,
  3189			       upper_32_bits(to_hr_hw_page_addr(mtts[1])));
  3190		roce_set_field(cq_context->byte_24_pgsz_addr,
  3191			       V2_CQC_BYTE_24_CQE_BA_PG_SZ_M,
  3192			       V2_CQC_BYTE_24_CQE_BA_PG_SZ_S,
  3193			       to_hr_hw_page_shift(hr_cq->mtr.hem_cfg.ba_pg_shift));
  3194		roce_set_field(cq_context->byte_24_pgsz_addr,
  3195			       V2_CQC_BYTE_24_CQE_BUF_PG_SZ_M,
  3196			       V2_CQC_BYTE_24_CQE_BUF_PG_SZ_S,
  3197			       to_hr_hw_page_shift(hr_cq->mtr.hem_cfg.buf_pg_shift));
  3198	
  3199		cq_context->cqe_ba = cpu_to_le32(dma_handle >> 3);
  3200	
  3201		roce_set_field(cq_context->byte_40_cqe_ba, V2_CQC_BYTE_40_CQE_BA_M,
  3202			       V2_CQC_BYTE_40_CQE_BA_S, (dma_handle >> (32 + 3)));
  3203	
  3204		roce_set_bit(cq_context->byte_44_db_record,
  3205			     V2_CQC_BYTE_44_DB_RECORD_EN_S,
  3206			     (hr_cq->flags & HNS_ROCE_CQ_FLAG_RECORD_DB) ? 1 : 0);
  3207	
  3208		roce_set_field(cq_context->byte_44_db_record,
  3209			       V2_CQC_BYTE_44_DB_RECORD_ADDR_M,
  3210			       V2_CQC_BYTE_44_DB_RECORD_ADDR_S,
  3211			       ((u32)hr_cq->db.dma) >> 1);
  3212		cq_context->db_record_addr = cpu_to_le32(hr_cq->db.dma >> 32);
  3213	
  3214		roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
  3215			       V2_CQC_BYTE_56_CQ_MAX_CNT_M,
  3216			       V2_CQC_BYTE_56_CQ_MAX_CNT_S,
  3217			       HNS_ROCE_V2_CQ_DEFAULT_BURST_NUM);
  3218		roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
  3219			       V2_CQC_BYTE_56_CQ_PERIOD_M,
  3220			       V2_CQC_BYTE_56_CQ_PERIOD_S,
  3221			       HNS_ROCE_V2_CQ_DEFAULT_INTERVAL);
  3222	}
  3223	

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

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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Lang Cheng <chenglang@huawei.com>
Cc: kbuild-all@lists.01.org,
	Linux Memory Management List <linux-mm@kvack.org>,
	Jason Gunthorpe <jgg@nvidia.com>,
	Weihang Li <liweihang@huawei.com>
Subject: [linux-next:master 7751/12554] drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: restricted __le32 degrades to integer
Date: Fri, 11 Dec 2020 01:04:06 +0800	[thread overview]
Message-ID: <202012110145.tZTo5tbD-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 5506 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   14240d4c5b25d087529691ccf4d7ea256f26cfdf
commit: bfefae9f108dfa62eb9c16c9e97086fddb4ece04 [7751/12554] RDMA/hns: Add support for CQ stash
config: ia64-randconfig-s032-20201209 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-179-ga00755aa-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=bfefae9f108dfa62eb9c16c9e97086fddb4ece04
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout bfefae9f108dfa62eb9c16c9e97086fddb4ece04
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


"sparse warnings: (new ones prefixed by >>)"
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: restricted __le32 degrades to integer
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: invalid assignment: |=
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse:    left side has type restricted __le32
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse:    right side has type unsigned int

vim +3172 drivers/infiniband/hw/hns/hns_roce_hw_v2.c

  3145	
  3146	static void hns_roce_v2_write_cqc(struct hns_roce_dev *hr_dev,
  3147					  struct hns_roce_cq *hr_cq, void *mb_buf,
  3148					  u64 *mtts, dma_addr_t dma_handle)
  3149	{
  3150		struct hns_roce_v2_cq_context *cq_context;
  3151	
  3152		cq_context = mb_buf;
  3153		memset(cq_context, 0, sizeof(*cq_context));
  3154	
  3155		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_CQ_ST_M,
  3156			       V2_CQC_BYTE_4_CQ_ST_S, V2_CQ_STATE_VALID);
  3157		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_ARM_ST_M,
  3158			       V2_CQC_BYTE_4_ARM_ST_S, REG_NXT_CEQE);
  3159		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_SHIFT_M,
  3160			       V2_CQC_BYTE_4_SHIFT_S, ilog2(hr_cq->cq_depth));
  3161		roce_set_field(cq_context->byte_4_pg_ceqn, V2_CQC_BYTE_4_CEQN_M,
  3162			       V2_CQC_BYTE_4_CEQN_S, hr_cq->vector);
  3163	
  3164		roce_set_field(cq_context->byte_8_cqn, V2_CQC_BYTE_8_CQN_M,
  3165			       V2_CQC_BYTE_8_CQN_S, hr_cq->cqn);
  3166	
  3167		roce_set_field(cq_context->byte_8_cqn, V2_CQC_BYTE_8_CQE_SIZE_M,
  3168			       V2_CQC_BYTE_8_CQE_SIZE_S, hr_cq->cqe_size ==
  3169			       HNS_ROCE_V3_CQE_SIZE ? 1 : 0);
  3170	
  3171		if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_STASH)
> 3172			hr_reg_enable(cq_context, CQC_STASH);
  3173	
  3174		cq_context->cqe_cur_blk_addr = cpu_to_le32(to_hr_hw_page_addr(mtts[0]));
  3175	
  3176		roce_set_field(cq_context->byte_16_hop_addr,
  3177			       V2_CQC_BYTE_16_CQE_CUR_BLK_ADDR_M,
  3178			       V2_CQC_BYTE_16_CQE_CUR_BLK_ADDR_S,
  3179			       upper_32_bits(to_hr_hw_page_addr(mtts[0])));
  3180		roce_set_field(cq_context->byte_16_hop_addr,
  3181			       V2_CQC_BYTE_16_CQE_HOP_NUM_M,
  3182			       V2_CQC_BYTE_16_CQE_HOP_NUM_S, hr_dev->caps.cqe_hop_num ==
  3183			       HNS_ROCE_HOP_NUM_0 ? 0 : hr_dev->caps.cqe_hop_num);
  3184	
  3185		cq_context->cqe_nxt_blk_addr = cpu_to_le32(to_hr_hw_page_addr(mtts[1]));
  3186		roce_set_field(cq_context->byte_24_pgsz_addr,
  3187			       V2_CQC_BYTE_24_CQE_NXT_BLK_ADDR_M,
  3188			       V2_CQC_BYTE_24_CQE_NXT_BLK_ADDR_S,
  3189			       upper_32_bits(to_hr_hw_page_addr(mtts[1])));
  3190		roce_set_field(cq_context->byte_24_pgsz_addr,
  3191			       V2_CQC_BYTE_24_CQE_BA_PG_SZ_M,
  3192			       V2_CQC_BYTE_24_CQE_BA_PG_SZ_S,
  3193			       to_hr_hw_page_shift(hr_cq->mtr.hem_cfg.ba_pg_shift));
  3194		roce_set_field(cq_context->byte_24_pgsz_addr,
  3195			       V2_CQC_BYTE_24_CQE_BUF_PG_SZ_M,
  3196			       V2_CQC_BYTE_24_CQE_BUF_PG_SZ_S,
  3197			       to_hr_hw_page_shift(hr_cq->mtr.hem_cfg.buf_pg_shift));
  3198	
  3199		cq_context->cqe_ba = cpu_to_le32(dma_handle >> 3);
  3200	
  3201		roce_set_field(cq_context->byte_40_cqe_ba, V2_CQC_BYTE_40_CQE_BA_M,
  3202			       V2_CQC_BYTE_40_CQE_BA_S, (dma_handle >> (32 + 3)));
  3203	
  3204		roce_set_bit(cq_context->byte_44_db_record,
  3205			     V2_CQC_BYTE_44_DB_RECORD_EN_S,
  3206			     (hr_cq->flags & HNS_ROCE_CQ_FLAG_RECORD_DB) ? 1 : 0);
  3207	
  3208		roce_set_field(cq_context->byte_44_db_record,
  3209			       V2_CQC_BYTE_44_DB_RECORD_ADDR_M,
  3210			       V2_CQC_BYTE_44_DB_RECORD_ADDR_S,
  3211			       ((u32)hr_cq->db.dma) >> 1);
  3212		cq_context->db_record_addr = cpu_to_le32(hr_cq->db.dma >> 32);
  3213	
  3214		roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
  3215			       V2_CQC_BYTE_56_CQ_MAX_CNT_M,
  3216			       V2_CQC_BYTE_56_CQ_MAX_CNT_S,
  3217			       HNS_ROCE_V2_CQ_DEFAULT_BURST_NUM);
  3218		roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
  3219			       V2_CQC_BYTE_56_CQ_PERIOD_M,
  3220			       V2_CQC_BYTE_56_CQ_PERIOD_S,
  3221			       HNS_ROCE_V2_CQ_DEFAULT_INTERVAL);
  3222	}
  3223	

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 42015 bytes --]

             reply	other threads:[~2020-12-10 17:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-10 17:04 kernel test robot [this message]
2020-12-10 17:04 ` [linux-next:master 7751/12554] drivers/infiniband/hw/hns/hns_roce_hw_v2.c:3172:17: sparse: sparse: restricted __le32 degrades to integer kernel test robot

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