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From: kernel test robot <lkp@intel.com>
To: Harini Katakam <harini.katakam@xilinx.com>
Cc: kbuild-all@lists.01.org, linux-arm-kernel@lists.infradead.org,
	Michal Simek <monstr@monstr.eu>,
	Pranavi Somisetty <pranavi.somisetty@xilinx.com>,
	Quanyang Wang <quanyang.wang@windriver.com>,
	Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Subject: [xilinx-xlnx:xlnx_rebase_v5.15_LTS 50/1226] drivers/net/ethernet/cadence/macb_main.c:4925:58: sparse: sparse: incorrect type in argument 1 (different base types)
Date: Wed, 13 Jul 2022 21:49:20 +0800	[thread overview]
Message-ID: <202207132117.Vvxn4Wjd-lkp@intel.com> (raw)

tree:   https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15_LTS
head:   782529d063390382abaacec5d4a7f8c138b93715
commit: e4a3b891d0e4c1360f71c99b4f47754a727dce8c [50/1226] net: macb: Use WOL via ARP
config: h8300-randconfig-s031-20220712 (https://download.01.org/0day-ci/archive/20220713/202207132117.Vvxn4Wjd-lkp@intel.com/config)
compiler: h8300-linux-gcc (GCC) 11.3.0
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: v0.6.4-39-gce1a6720-dirty
        # https://github.com/Xilinx/linux-xlnx/commit/e4a3b891d0e4c1360f71c99b4f47754a727dce8c
        git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx
        git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.15_LTS
        git checkout e4a3b891d0e4c1360f71c99b4f47754a727dce8c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=h8300 SHELL=/bin/bash drivers/net/ethernet/cadence/

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


sparse warnings: (new ones prefixed by >>)
   drivers/net/ethernet/cadence/macb_main.c:284:16: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] bottom @@     got restricted __le32 [usertype] @@
   drivers/net/ethernet/cadence/macb_main.c:284:16: sparse:     expected unsigned int [usertype] bottom
   drivers/net/ethernet/cadence/macb_main.c:284:16: sparse:     got restricted __le32 [usertype]
   drivers/net/ethernet/cadence/macb_main.c:286:13: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] top @@     got restricted __le16 [usertype] @@
   drivers/net/ethernet/cadence/macb_main.c:286:13: sparse:     expected unsigned short [usertype] top
   drivers/net/ethernet/cadence/macb_main.c:286:13: sparse:     got restricted __le16 [usertype]
   drivers/net/ethernet/cadence/macb_main.c:3250:39: sparse: sparse: restricted __be32 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3255:39: sparse: sparse: restricted __be32 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3260:40: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3260:69: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3285:20: sparse: sparse: restricted __be32 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3289:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [assigned] [usertype] w0 @@     got restricted __be32 [usertype] ip4src @@
   drivers/net/ethernet/cadence/macb_main.c:3289:20: sparse:     expected unsigned int [assigned] [usertype] w0
   drivers/net/ethernet/cadence/macb_main.c:3289:20: sparse:     got restricted __be32 [usertype] ip4src
   drivers/net/ethernet/cadence/macb_main.c:3299:20: sparse: sparse: restricted __be32 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3303:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [assigned] [usertype] w0 @@     got restricted __be32 [usertype] ip4dst @@
   drivers/net/ethernet/cadence/macb_main.c:3303:20: sparse:     expected unsigned int [assigned] [usertype] w0
   drivers/net/ethernet/cadence/macb_main.c:3303:20: sparse:     got restricted __be32 [usertype] ip4dst
   drivers/net/ethernet/cadence/macb_main.c:3313:21: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3313:50: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3319:30: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3320:30: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3327:36: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3328:38: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3331:38: sparse: sparse: restricted __be16 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c:3367:9: sparse: sparse: cast from restricted __be32
   drivers/net/ethernet/cadence/macb_main.c:3367:9: sparse: sparse: cast from restricted __be32
   drivers/net/ethernet/cadence/macb_main.c:3367:9: sparse: sparse: cast from restricted __be16
   drivers/net/ethernet/cadence/macb_main.c:3367:9: sparse: sparse: cast from restricted __be16
   drivers/net/ethernet/cadence/macb_main.c:3420:25: sparse: sparse: cast from restricted __be32
   drivers/net/ethernet/cadence/macb_main.c:3420:25: sparse: sparse: cast from restricted __be32
   drivers/net/ethernet/cadence/macb_main.c:3420:25: sparse: sparse: cast from restricted __be16
   drivers/net/ethernet/cadence/macb_main.c:3420:25: sparse: sparse: cast from restricted __be16
>> drivers/net/ethernet/cadence/macb_main.c:4925:58: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const [usertype] *p @@     got restricted __be32 [noderef] __rcu * @@
   drivers/net/ethernet/cadence/macb_main.c:4925:58: sparse:     expected unsigned int const [usertype] *p
   drivers/net/ethernet/cadence/macb_main.c:4925:58: sparse:     got restricted __be32 [noderef] __rcu *
   drivers/net/ethernet/cadence/macb_main.c:4925:41: sparse: sparse: restricted __be32 degrades to integer
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through include/linux/io.h):
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through arch/h8300/include/asm/io.h, include/linux/io.h):
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through include/linux/io.h):
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through arch/h8300/include/asm/io.h, include/linux/io.h):
   include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int [usertype] b @@     got restricted __le32 [usertype] @@
   include/asm-generic/io.h:299:22: sparse:     expected unsigned int [usertype] b
   include/asm-generic/io.h:299:22: sparse:     got restricted __le32 [usertype]
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through include/linux/io.h):
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through arch/h8300/include/asm/io.h, include/linux/io.h):
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through include/linux/io.h):
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through arch/h8300/include/asm/io.h, include/linux/io.h):
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
   drivers/net/ethernet/cadence/macb_main.c: note: in included file (through include/linux/io.h):
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:26:18: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
   arch/h8300/include/asm/io.h:44:11: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/net/ethernet/cadence/macb_main.c:4892:29: sparse: sparse: dereference of noderef expression
   drivers/net/ethernet/cadence/macb_main.c:4925:50: sparse: sparse: dereference of noderef expression
   drivers/net/ethernet/cadence/macb_main.c:4925:50: sparse: sparse: dereference of noderef expression

vim +4925 drivers/net/ethernet/cadence/macb_main.c

  4878	
  4879	static int __maybe_unused macb_suspend(struct device *dev)
  4880	{
  4881		struct net_device *netdev = dev_get_drvdata(dev);
  4882		struct macb *bp = netdev_priv(netdev);
  4883		struct macb_queue *queue;
  4884		unsigned long flags;
  4885		unsigned int q;
  4886		u32 ctrl, arpipmask;
  4887	
  4888		if (!netif_running(netdev))
  4889			return 0;
  4890	
  4891		if (device_may_wakeup(&bp->dev->dev)) {
> 4892			if (!bp->dev->ip_ptr->ifa_list) {
  4893				netdev_err(netdev, "IP address not assigned\n");
  4894				return -EOPNOTSUPP;
  4895			}
  4896			spin_lock_irqsave(&bp->lock, flags);
  4897			ctrl = macb_readl(bp, NCR);
  4898			ctrl &= ~(MACB_BIT(TE) | MACB_BIT(RE));
  4899			macb_writel(bp, NCR, ctrl);
  4900			/* Tie off RX queues */
  4901			for (q = 0, queue = bp->queues; q < bp->num_queues;
  4902			     ++q, ++queue) {
  4903				queue_writel(queue, RBQP,
  4904					     lower_32_bits(bp->rx_ring_tieoff_dma));
  4905			}
  4906			ctrl = macb_readl(bp, NCR);
  4907			ctrl |= MACB_BIT(RE);
  4908			macb_writel(bp, NCR, ctrl);
  4909			gem_writel(bp, NCFGR, gem_readl(bp, NCFGR) & ~MACB_BIT(NBC));
  4910			macb_writel(bp, TSR, -1);
  4911			macb_writel(bp, RSR, -1);
  4912			macb_readl(bp, ISR);
  4913			if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE)
  4914				macb_writel(bp, ISR, -1);
  4915	
  4916			/* Enable WOL (Q0 only) and disable all other interrupts */
  4917			macb_writel(bp, IER, MACB_BIT(WOL));
  4918			for (q = 1, queue = bp->queues; q < bp->num_queues;
  4919			     ++q, ++queue) {
  4920				queue_writel(queue, IDR, bp->rx_intr_mask |
  4921							 MACB_TX_INT_FLAGS |
  4922							 MACB_BIT(HRESP));
  4923			}
  4924	
> 4925			arpipmask = cpu_to_be32p(&bp->dev->ip_ptr->ifa_list->ifa_local)
  4926						 & 0xFFFF;
  4927			gem_writel(bp, WOL, MACB_BIT(ARP) | arpipmask);
  4928			spin_unlock_irqrestore(&bp->lock, flags);
  4929			enable_irq_wake(bp->queues[0].irq);
  4930		}
  4931	
  4932		netif_device_detach(netdev);
  4933		for (q = 0, queue = bp->queues; q < bp->num_queues;
  4934		     ++q, ++queue)
  4935			napi_disable(&queue->napi);
  4936	
  4937		if (!device_may_wakeup(&bp->dev->dev)) {
  4938			rtnl_lock();
  4939			phylink_stop(bp->phylink);
  4940			rtnl_unlock();
  4941			spin_lock_irqsave(&bp->lock, flags);
  4942			macb_reset_hw(bp);
  4943			spin_unlock_irqrestore(&bp->lock, flags);
  4944		}
  4945	
  4946		if (!(bp->caps & MACB_CAPS_USRIO_DISABLED))
  4947			bp->pm_data.usrio = macb_or_gem_readl(bp, USRIO);
  4948	
  4949		if (netdev->hw_features & NETIF_F_NTUPLE)
  4950			bp->pm_data.scrt2 = gem_readl_n(bp, ETHT, SCRT2_ETHT);
  4951	
  4952		if (bp->ptp_info)
  4953			bp->ptp_info->ptp_remove(netdev);
  4954		if (!device_may_wakeup(&bp->dev->dev))
  4955			pm_runtime_force_suspend(dev);
  4956	
  4957		return 0;
  4958	}
  4959	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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                 reply	other threads:[~2022-07-13 13:51 UTC|newest]

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