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Date: Tue, 26 Sep 2023 07:15:18 +0800
From: kernel test robot <lkp@...el.com>
To: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Dave Hansen <dave.hansen@...ux.intel.com>,
Thomas Gleixner <tglx@...utronix.de>
Subject: drivers/isdn/hardware/mISDN/avmfritz.c:494:30: sparse: sparse:
incorrect type in argument 1 (different base types)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 6465e260f48790807eef06b583b38ca9789b6072
commit: 15104de122a4f0258981b06ed94cf616a6eb03ef x86: Adjust types used in port I/O helpers
date: 1 year, 6 months ago
config: x86_64-randconfig-122-20230926 (https://download.01.org/0day-ci/archive/20230926/202309260705.tXRNV0dr-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230926/202309260705.tXRNV0dr-lkp@intel.com/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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309260705.tXRNV0dr-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/isdn/hardware/mISDN/avmfritz.c:421:23: sparse: sparse: cast to restricted __le32
>> drivers/isdn/hardware/mISDN/avmfritz.c:494:30: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
drivers/isdn/hardware/mISDN/avmfritz.c:494:30: sparse: expected unsigned int [usertype] value
drivers/isdn/hardware/mISDN/avmfritz.c:494:30: sparse: got restricted __le32 [usertype]
vim +494 drivers/isdn/hardware/mISDN/avmfritz.c
6115d2f3fcaebe Karsten Keil 2009-07-22 434
6115d2f3fcaebe Karsten Keil 2009-07-22 435 static void
6115d2f3fcaebe Karsten Keil 2009-07-22 436 hdlc_fill_fifo(struct bchannel *bch)
6115d2f3fcaebe Karsten Keil 2009-07-22 437 {
6115d2f3fcaebe Karsten Keil 2009-07-22 438 struct fritzcard *fc = bch->hw;
6115d2f3fcaebe Karsten Keil 2009-07-22 439 struct hdlc_hw *hdlc;
b41a9a66f67817 Karsten Keil 2012-07-29 440 int count, fs, cnt = 0, idx;
b41a9a66f67817 Karsten Keil 2012-07-29 441 bool fillempty = false;
6115d2f3fcaebe Karsten Keil 2009-07-22 442 u8 *p;
6115d2f3fcaebe Karsten Keil 2009-07-22 443 u32 *ptr, val, addr;
6115d2f3fcaebe Karsten Keil 2009-07-22 444
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 445 idx = (bch->nr - 1) & 1;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 446 hdlc = &fc->hdlc[idx];
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 447 fs = (fc->type == AVM_FRITZ_PCIV2) ?
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 448 HDLC_FIFO_SIZE_V2 : HDLC_FIFO_SIZE_V1;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 449 if (!bch->tx_skb) {
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 450 if (!test_bit(FLG_TX_EMPTY, &bch->Flags))
6115d2f3fcaebe Karsten Keil 2009-07-22 451 return;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 452 count = fs;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 453 p = bch->fill;
b41a9a66f67817 Karsten Keil 2012-07-29 454 fillempty = true;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 455 } else {
6115d2f3fcaebe Karsten Keil 2009-07-22 456 count = bch->tx_skb->len - bch->tx_idx;
6115d2f3fcaebe Karsten Keil 2009-07-22 457 if (count <= 0)
6115d2f3fcaebe Karsten Keil 2009-07-22 458 return;
6115d2f3fcaebe Karsten Keil 2009-07-22 459 p = bch->tx_skb->data + bch->tx_idx;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 460 }
6115d2f3fcaebe Karsten Keil 2009-07-22 461 hdlc->ctrl.sr.cmd &= ~HDLC_CMD_XME;
09e79a777a0c9c Karsten Keil 2012-05-15 462 if (count > fs) {
09e79a777a0c9c Karsten Keil 2012-05-15 463 count = fs;
6115d2f3fcaebe Karsten Keil 2009-07-22 464 } else {
6115d2f3fcaebe Karsten Keil 2009-07-22 465 if (test_bit(FLG_HDLC, &bch->Flags))
6115d2f3fcaebe Karsten Keil 2009-07-22 466 hdlc->ctrl.sr.cmd |= HDLC_CMD_XME;
6115d2f3fcaebe Karsten Keil 2009-07-22 467 }
6115d2f3fcaebe Karsten Keil 2009-07-22 468 ptr = (u32 *)p;
b41a9a66f67817 Karsten Keil 2012-07-29 469 if (!fillempty) {
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 470 pr_debug("%s.B%d: %d/%d/%d", fc->name, bch->nr, count,
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 471 bch->tx_idx, bch->tx_skb->len);
6115d2f3fcaebe Karsten Keil 2009-07-22 472 bch->tx_idx += count;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 473 } else {
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 474 pr_debug("%s.B%d: fillempty %d\n", fc->name, bch->nr, count);
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 475 }
09e79a777a0c9c Karsten Keil 2012-05-15 476 hdlc->ctrl.sr.xml = ((count == fs) ? 0 : count);
09e79a777a0c9c Karsten Keil 2012-05-15 477 if (fc->type == AVM_FRITZ_PCIV2) {
6115d2f3fcaebe Karsten Keil 2009-07-22 478 __write_ctrl_pciv2(fc, hdlc, bch->nr);
6115d2f3fcaebe Karsten Keil 2009-07-22 479 addr = fc->addr + (bch->nr == 2 ?
6115d2f3fcaebe Karsten Keil 2009-07-22 480 AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1);
6115d2f3fcaebe Karsten Keil 2009-07-22 481 } else {
6115d2f3fcaebe Karsten Keil 2009-07-22 482 __write_ctrl_pci(fc, hdlc, bch->nr);
6115d2f3fcaebe Karsten Keil 2009-07-22 483 addr = fc->addr + CHIP_WINDOW;
6115d2f3fcaebe Karsten Keil 2009-07-22 484 }
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 485 if (fillempty) {
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 486 while (cnt < count) {
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 487 /* all bytes the same - no worry about endian */
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 488 outl(*ptr, addr);
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 489 cnt += 4;
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 490 }
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 491 } else {
6115d2f3fcaebe Karsten Keil 2009-07-22 492 while (cnt < count) {
6115d2f3fcaebe Karsten Keil 2009-07-22 493 val = get_unaligned(ptr);
6115d2f3fcaebe Karsten Keil 2009-07-22 @494 outl(cpu_to_le32(val), addr);
6115d2f3fcaebe Karsten Keil 2009-07-22 495 ptr++;
6115d2f3fcaebe Karsten Keil 2009-07-22 496 cnt += 4;
6115d2f3fcaebe Karsten Keil 2009-07-22 497 }
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 498 }
6d1ee48fd0d8d2 Karsten Keil 2012-05-15 499 if ((debug & DEBUG_HW_BFIFO) && !fillempty) {
6115d2f3fcaebe Karsten Keil 2009-07-22 500 snprintf(fc->log, LOG_SIZE, "B%1d-send %s %d ",
6115d2f3fcaebe Karsten Keil 2009-07-22 501 bch->nr, fc->name, count);
6115d2f3fcaebe Karsten Keil 2009-07-22 502 print_hex_dump_bytes(fc->log, DUMP_PREFIX_OFFSET, p, count);
6115d2f3fcaebe Karsten Keil 2009-07-22 503 }
6115d2f3fcaebe Karsten Keil 2009-07-22 504 }
6115d2f3fcaebe Karsten Keil 2009-07-22 505
:::::: The code at line 494 was first introduced by commit
:::::: 6115d2f3fcaebed5b88fa9cefd178bb5b07461ff mISDN: Driver for AVM Fritz!CARD PCI
:::::: TO: Karsten Keil <keil@...systems.de>
:::::: CC: Karsten Keil <keil@...systems.de>
--
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https://github.com/intel/lkp-tests/wiki
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