drivers/net/ethernet/dlink/dl2k.c:483:17: sparse: sparse: incorrect type in argument 1 (different base types)

From: kernel test robot
Date: Sun Dec 03 2023 - 01:32:13 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 815fb87b753055df2d9e50f6cd80eb10235fe3e9
commit: c3f45d322cbd379c46466cc2ecab7e2d719b22ed dl2k: Add support for IP1000A-based cards
date: 8 years ago
config: s390-randconfig-r121-20231106 (https://download.01.org/0day-ci/archive/20231203/202312030058.hfZPTXd7-lkp@xxxxxxxxx/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231203/202312030058.hfZPTXd7-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312030058.hfZPTXd7-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/net/ethernet/dlink/dl2k.c:483:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] value @@ got restricted __le16 [usertype] @@
drivers/net/ethernet/dlink/dl2k.c:483:17: sparse: expected unsigned short [usertype] value
drivers/net/ethernet/dlink/dl2k.c:483:17: sparse: got restricted __le16 [usertype]
drivers/net/ethernet/dlink/dl2k.c:366:35: sparse: sparse: restricted __le32 degrades to integer
drivers/net/ethernet/dlink/dl2k.c: note: in included file (through arch/s390/include/asm/io.h, include/linux/io.h, include/linux/pci.h, ...):
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:121:16: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:121:16: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:121:16: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:121:16: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:155:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] val @@ got restricted __le16 [usertype] @@
include/asm-generic/io.h:155:22: sparse: expected unsigned short [usertype] val
include/asm-generic/io.h:155:22: sparse: got restricted __le16 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:163:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:129:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:163:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:163:22: sparse: expected unsigned int [usertype] val

vim +483 drivers/net/ethernet/dlink/dl2k.c

448
449 static int
450 rio_open (struct net_device *dev)
451 {
452 struct netdev_private *np = netdev_priv(dev);
453 void __iomem *ioaddr = np->ioaddr;
454 const int irq = np->pdev->irq;
455 int i;
456 u16 macctrl;
457
458 i = request_irq(irq, rio_interrupt, IRQF_SHARED, dev->name, dev);
459 if (i)
460 return i;
461
462 /* Reset all logic functions */
463 dw16(ASICCtrl + 2,
464 GlobalReset | DMAReset | FIFOReset | NetworkReset | HostReset);
465 mdelay(10);
466
467 rio_set_led_mode(dev);
468
469 /* DebugCtrl bit 4, 5, 9 must set */
470 dw32(DebugCtrl, dr32(DebugCtrl) | 0x0230);
471
472 /* Jumbo frame */
473 if (np->jumbo != 0)
474 dw16(MaxFrameSize, MAX_JUMBO+14);
475
476 alloc_list (dev);
477
478 /* Set station address */
479 /* 16 or 32-bit access is required by TC9020 datasheet but 8-bit works
480 * too. However, it doesn't work on IP1000A so we use 16-bit access.
481 */
482 for (i = 0; i < 3; i++)
> 483 dw16(StationAddr0 + 2 * i,
484 cpu_to_le16(((u16 *)dev->dev_addr)[i]));
485
486 set_multicast (dev);
487 if (np->coalesce) {
488 dw32(RxDMAIntCtrl, np->rx_coalesce | np->rx_timeout << 16);
489 }
490 /* Set RIO to poll every N*320nsec. */
491 dw8(RxDMAPollPeriod, 0x20);
492 dw8(TxDMAPollPeriod, 0xff);
493 dw8(RxDMABurstThresh, 0x30);
494 dw8(RxDMAUrgentThresh, 0x30);
495 dw32(RmonStatMask, 0x0007ffff);
496 /* clear statistics */
497 clear_stats (dev);
498
499 /* VLAN supported */
500 if (np->vlan) {
501 /* priority field in RxDMAIntCtrl */
502 dw32(RxDMAIntCtrl, dr32(RxDMAIntCtrl) | 0x7 << 10);
503 /* VLANId */
504 dw16(VLANId, np->vlan);
505 /* Length/Type should be 0x8100 */
506 dw32(VLANTag, 0x8100 << 16 | np->vlan);
507 /* Enable AutoVLANuntagging, but disable AutoVLANtagging.
508 VLAN information tagged by TFC' VID, CFI fields. */
509 dw32(MACCtrl, dr32(MACCtrl) | AutoVLANuntagging);
510 }
511
512 setup_timer(&np->timer, rio_timer, (unsigned long)dev);
513 np->timer.expires = jiffies + 1*HZ;
514 add_timer (&np->timer);
515
516 /* Start Tx/Rx */
517 dw32(MACCtrl, dr32(MACCtrl) | StatsEnable | RxEnable | TxEnable);
518
519 macctrl = 0;
520 macctrl |= (np->vlan) ? AutoVLANuntagging : 0;
521 macctrl |= (np->full_duplex) ? DuplexSelect : 0;
522 macctrl |= (np->tx_flow) ? TxFlowControlEnable : 0;
523 macctrl |= (np->rx_flow) ? RxFlowControlEnable : 0;
524 dw16(MACCtrl, macctrl);
525
526 netif_start_queue (dev);
527
528 dl2k_enable_int(np);
529 return 0;
530 }
531

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