drivers/dma/fsl_raid.c:116:17: sparse: sparse: incorrect type in argument 1 (different base types)
kernel test robot
build bottree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 6a746cd265aed59107ebdaa9ce039bb832922969 commit: 68b7fbc235290937e4e2daa097896b6b94618f15 [5730/16300] dma: fsl_raid: keep MMIO bases as void __iomem and cast at access config: powerpc64-randconfig-r131-20260820 (https://download.01.org/0day-ci/archive/20260820/[email protected]/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260820/[email protected]/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
sparse warnings: (new ones prefixed by >>)
>> drivers/dma/fsl_raid.c:116:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:116:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:116:17: sparse: got restricted __be32 [noderef] __iomem * >> drivers/dma/fsl_raid.c:130:34: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:130:34: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:130:34: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:170:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:170:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:170:17: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:195:34: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:195:34: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:195:34: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:209:36: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:209:36: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:209:36: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:219:42: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:219:42: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:219:42: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:225:26: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:225:26: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr drivers/dma/fsl_raid.c:225:26: sparse: got restricted __be32 [noderef] __iomem * drivers/dma/fsl_raid.c:338:18: sparse: sparse: incompatible types for operation (<=): drivers/dma/fsl_raid.c:338:18: sparse: struct fsl_re_desc *[assigned] desc drivers/dma/fsl_raid.c:338:18: sparse: int drivers/dma/fsl_raid.c:462:18: sparse: sparse: incompatible types for operation (<=): drivers/dma/fsl_raid.c:462:18: sparse: struct fsl_re_desc *[assigned] desc drivers/dma/fsl_raid.c:462:18: sparse: int drivers/dma/fsl_raid.c:546:18: sparse: sparse: incompatible types for operation (<=): drivers/dma/fsl_raid.c:546:18: sparse: struct fsl_re_desc *[assigned] desc drivers/dma/fsl_raid.c:546:18: sparse: int drivers/dma/fsl_raid.c:711:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:713:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:715:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:717:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:719:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:721:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:725:31: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:728:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:734:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:773:19: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:776:19: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:778:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:778:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ drivers/dma/fsl_raid.c:778:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
vim +116 drivers/dma/fsl_raid.c
ad80da658bbcaaa Xuelin Shi 2015-03-03 104
ad80da658bbcaaa Xuelin Shi 2015-03-03 105 /* Copy descriptor from per chan software queue into hardware job ring */
ad80da658bbcaaa Xuelin Shi 2015-03-03 106 static void fsl_re_issue_pending(struct dma_chan *chan)
ad80da658bbcaaa Xuelin Shi 2015-03-03 107 {
ad80da658bbcaaa Xuelin Shi 2015-03-03 108 struct fsl_re_chan *re_chan;
ad80da658bbcaaa Xuelin Shi 2015-03-03 109 int avail;
ad80da658bbcaaa Xuelin Shi 2015-03-03 110 struct fsl_re_desc *desc, *_desc;
ad80da658bbcaaa Xuelin Shi 2015-03-03 111 unsigned long flags;
ad80da658bbcaaa Xuelin Shi 2015-03-03 112
ad80da658bbcaaa Xuelin Shi 2015-03-03 113 re_chan = container_of(chan, struct fsl_re_chan, chan);
ad80da658bbcaaa Xuelin Shi 2015-03-03 114
ad80da658bbcaaa Xuelin Shi 2015-03-03 115 spin_lock_irqsave(&re_chan->desc_lock, flags);
ad80da658bbcaaa Xuelin Shi 2015-03-03 @116 avail = FSL_RE_SLOT_AVAIL(
ad80da658bbcaaa Xuelin Shi 2015-03-03 117 in_be32(&re_chan->jrregs->inbring_slot_avail));
ad80da658bbcaaa Xuelin Shi 2015-03-03 118
ad80da658bbcaaa Xuelin Shi 2015-03-03 119 list_for_each_entry_safe(desc, _desc, &re_chan->submit_q, node) {
ad80da658bbcaaa Xuelin Shi 2015-03-03 120 if (!avail)
ad80da658bbcaaa Xuelin Shi 2015-03-03 121 break;
ad80da658bbcaaa Xuelin Shi 2015-03-03 122
ad80da658bbcaaa Xuelin Shi 2015-03-03 123 list_move_tail(&desc->node, &re_chan->active_q);
ad80da658bbcaaa Xuelin Shi 2015-03-03 124
ad80da658bbcaaa Xuelin Shi 2015-03-03 125 memcpy(&re_chan->inb_ring_virt_addr[re_chan->inb_count],
ad80da658bbcaaa Xuelin Shi 2015-03-03 126 &desc->hwdesc, sizeof(struct fsl_re_hw_desc));
ad80da658bbcaaa Xuelin Shi 2015-03-03 127
ad80da658bbcaaa Xuelin Shi 2015-03-03 128 re_chan->inb_count = (re_chan->inb_count + 1) &
ad80da658bbcaaa Xuelin Shi 2015-03-03 129 FSL_RE_RING_SIZE_MASK;
ad80da658bbcaaa Xuelin Shi 2015-03-03 @130 out_be32(&re_chan->jrregs->inbring_add_job, FSL_RE_ADD_JOB(1));
ad80da658bbcaaa Xuelin Shi 2015-03-03 131 avail--;
ad80da658bbcaaa Xuelin Shi 2015-03-03 132 }
ad80da658bbcaaa Xuelin Shi 2015-03-03 133 spin_unlock_irqrestore(&re_chan->desc_lock, flags);
ad80da658bbcaaa Xuelin Shi 2015-03-03 134 }ad80da658bbcaaa Xuelin Shi 2015-03-03 135
:::::: The code at line 116 was first introduced by commit
:::::: ad80da658bbcaaac1d3617ea6cb0f4d5e16da422 dmaengine: Driver support for FSL RaidEngine device.
:::::: TO: Xuelin Shi <[email protected]>
:::::: CC: Vinod Koul <[email protected]>
--
0-DAY CI Kernel Test Service
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