[linux-next:master 1655/2290] drivers/net/ethernet/broadcom/bnxt/bnxt.c:12343:44: warning: shift count >= width of type
5:22 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 5191249f880367a4cd675825cd721a8d78f26a45
commit: 4721031c3559db8eae61df305f10c00099a7c1d0 [1655/2290] net: move gro definitions to
include/net/gro.h
config: riscv-randconfig-r034-20211118 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project
c46becf500df2a7fb4b4fce16178a036c344315a)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
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 4721031c3559db8eae61df305f10c00099a7c1d0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
In file included from drivers/net/ethernet/broadcom/bnxt/bnxt.c:40:
include/net/gro.h:413:22: error: implicit declaration of function
'csum_ipv6_magic' [-Werror,-Wimplicit-function-declaration]
return ~csum_unfold(csum_ipv6_magic(&iph->saddr, &iph->daddr,
^
include/net/gro.h:413:22: note: did you mean 'csum_tcpudp_magic'?
include/asm-generic/checksum.h:52:1: note: 'csum_tcpudp_magic' declared here
csum_tcpudp_magic(__be32 saddr, __be32 daddr, __u32 len,
^
In file included from drivers/net/ethernet/broadcom/bnxt/bnxt.c:45:
include/net/ip6_checksum.h:34:9: error: conflicting types for
'csum_ipv6_magic'
__sum16 csum_ipv6_magic(const struct in6_addr *saddr,
^
include/net/gro.h:413:22: note: previous implicit declaration is here
return ~csum_unfold(csum_ipv6_magic(&iph->saddr, &iph->daddr,
^
> drivers/net/ethernet/broadcom/bnxt/bnxt.c:12343:44: warning:
shift count >= width of type [-Wshift-count-overflow]
if
(dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0 &&
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
1 warning and 2 errors generated.
vim +12343 drivers/net/ethernet/broadcom/bnxt/bnxt.c
230d1f0de754b4 Michael Chan 2019-08-29 12315
c0c050c58d8409 Michael Chan 2015-10-22 12316 static int bnxt_init_board(struct
pci_dev *pdev, struct net_device *dev)
c0c050c58d8409 Michael Chan 2015-10-22 12317 {
c0c050c58d8409 Michael Chan 2015-10-22 12318 int rc;
c0c050c58d8409 Michael Chan 2015-10-22 12319 struct bnxt *bp = netdev_priv(dev);
c0c050c58d8409 Michael Chan 2015-10-22 12320
c0c050c58d8409 Michael Chan 2015-10-22 12321 SET_NETDEV_DEV(dev,
&pdev->dev);
c0c050c58d8409 Michael Chan 2015-10-22 12322
c0c050c58d8409 Michael Chan 2015-10-22 12323 /* enable device (incl. PCI PM
wakeup), and bus-mastering */
c0c050c58d8409 Michael Chan 2015-10-22 12324 rc = pci_enable_device(pdev);
c0c050c58d8409 Michael Chan 2015-10-22 12325 if (rc) {
c0c050c58d8409 Michael Chan 2015-10-22 12326 dev_err(&pdev->dev,
"Cannot enable PCI device, aborting\n");
c0c050c58d8409 Michael Chan 2015-10-22 12327 goto init_err;
c0c050c58d8409 Michael Chan 2015-10-22 12328 }
c0c050c58d8409 Michael Chan 2015-10-22 12329
c0c050c58d8409 Michael Chan 2015-10-22 12330 if (!(pci_resource_flags(pdev, 0)
& IORESOURCE_MEM)) {
c0c050c58d8409 Michael Chan 2015-10-22 12331 dev_err(&pdev->dev,
c0c050c58d8409 Michael Chan 2015-10-22 12332 "Cannot find PCI device base
address, aborting\n");
c0c050c58d8409 Michael Chan 2015-10-22 12333 rc = -ENODEV;
c0c050c58d8409 Michael Chan 2015-10-22 12334 goto init_err_disable;
c0c050c58d8409 Michael Chan 2015-10-22 12335 }
c0c050c58d8409 Michael Chan 2015-10-22 12336
c0c050c58d8409 Michael Chan 2015-10-22 12337 rc = pci_request_regions(pdev,
DRV_MODULE_NAME);
c0c050c58d8409 Michael Chan 2015-10-22 12338 if (rc) {
c0c050c58d8409 Michael Chan 2015-10-22 12339 dev_err(&pdev->dev,
"Cannot obtain PCI resources, aborting\n");
c0c050c58d8409 Michael Chan 2015-10-22 12340 goto init_err_disable;
c0c050c58d8409 Michael Chan 2015-10-22 12341 }
c0c050c58d8409 Michael Chan 2015-10-22 12342
c0c050c58d8409 Michael Chan 2015-10-22 @12343 if
(dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0 &&
c0c050c58d8409 Michael Chan 2015-10-22 12344
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)) != 0) {
c0c050c58d8409 Michael Chan 2015-10-22 12345 dev_err(&pdev->dev,
"System does not support DMA, aborting\n");
3383176efc0fb0 Zhang Changzhong 2020-11-19 12346 rc = -EIO;
c54bc3ced51066 Michael Chan 2020-11-20 12347 goto init_err_release;
c0c050c58d8409 Michael Chan 2015-10-22 12348 }
c0c050c58d8409 Michael Chan 2015-10-22 12349
c0c050c58d8409 Michael Chan 2015-10-22 12350 pci_set_master(pdev);
c0c050c58d8409 Michael Chan 2015-10-22 12351
c0c050c58d8409 Michael Chan 2015-10-22 12352 bp->dev = dev;
c0c050c58d8409 Michael Chan 2015-10-22 12353 bp->pdev = pdev;
c0c050c58d8409 Michael Chan 2015-10-22 12354
8ae2473842bdbb Michael Chan 2020-05-04 12355 /* Doorbell BAR bp->bar1 is
mapped after bnxt_fw_init_one_p2()
8ae2473842bdbb Michael Chan 2020-05-04 12356 * determines the BAR size.
8ae2473842bdbb Michael Chan 2020-05-04 12357 */
c0c050c58d8409 Michael Chan 2015-10-22 12358 bp->bar0 = pci_ioremap_bar(pdev,
0);
c0c050c58d8409 Michael Chan 2015-10-22 12359 if (!bp->bar0) {
c0c050c58d8409 Michael Chan 2015-10-22 12360 dev_err(&pdev->dev,
"Cannot map device registers, aborting\n");
c0c050c58d8409 Michael Chan 2015-10-22 12361 rc = -ENOMEM;
c0c050c58d8409 Michael Chan 2015-10-22 12362 goto init_err_release;
c0c050c58d8409 Michael Chan 2015-10-22 12363 }
c0c050c58d8409 Michael Chan 2015-10-22 12364
c0c050c58d8409 Michael Chan 2015-10-22 12365 bp->bar2 = pci_ioremap_bar(pdev,
4);
c0c050c58d8409 Michael Chan 2015-10-22 12366 if (!bp->bar2) {
c0c050c58d8409 Michael Chan 2015-10-22 12367 dev_err(&pdev->dev,
"Cannot map bar4 registers, aborting\n");
c0c050c58d8409 Michael Chan 2015-10-22 12368 rc = -ENOMEM;
c0c050c58d8409 Michael Chan 2015-10-22 12369 goto init_err_release;
c0c050c58d8409 Michael Chan 2015-10-22 12370 }
c0c050c58d8409 Michael Chan 2015-10-22 12371
6316ea6db93d87 Satish Baddipadige 2016-03-07 12372
pci_enable_pcie_error_reporting(pdev);
6316ea6db93d87 Satish Baddipadige 2016-03-07 12373
c0c050c58d8409 Michael Chan 2015-10-22 12374 INIT_WORK(&bp->sp_task,
bnxt_sp_task);
230d1f0de754b4 Michael Chan 2019-08-29 12375
INIT_DELAYED_WORK(&bp->fw_reset_task, bnxt_fw_reset_task);
c0c050c58d8409 Michael Chan 2015-10-22 12376
c0c050c58d8409 Michael Chan 2015-10-22 12377
spin_lock_init(&bp->ntp_fltr_lock);
697197e5a17353 Michael Chan 2018-10-14 12378 #if BITS_PER_LONG == 32
697197e5a17353 Michael Chan 2018-10-14 12379
spin_lock_init(&bp->db_lock);
697197e5a17353 Michael Chan 2018-10-14 12380 #endif
c0c050c58d8409 Michael Chan 2015-10-22 12381
c0c050c58d8409 Michael Chan 2015-10-22 12382 bp->rx_ring_size =
BNXT_DEFAULT_RX_RING_SIZE;
c0c050c58d8409 Michael Chan 2015-10-22 12383 bp->tx_ring_size =
BNXT_DEFAULT_TX_RING_SIZE;
c0c050c58d8409 Michael Chan 2015-10-22 12384
18775aa8a91fcd Michael Chan 2017-10-26 12385 bnxt_init_dflt_coal(bp);
51f307856b60e6 Michael Chan 2016-07-01 12386
e99e88a9d2b067 Kees Cook 2017-10-16 12387 timer_setup(&bp->timer,
bnxt_timer, 0);
c0c050c58d8409 Michael Chan 2015-10-22 12388 bp->current_interval =
BNXT_TIMER_INTERVAL;
c0c050c58d8409 Michael Chan 2015-10-22 12389
442a35a5a7aa72 Jakub Kicinski 2020-07-09 12390 bp->vxlan_fw_dst_port_id =
INVALID_HW_RING_ID;
442a35a5a7aa72 Jakub Kicinski 2020-07-09 12391 bp->nge_fw_dst_port_id =
INVALID_HW_RING_ID;
442a35a5a7aa72 Jakub Kicinski 2020-07-09 12392
caefe526d7b5af Michael Chan 2015-12-09 12393 clear_bit(BNXT_STATE_OPEN,
&bp->state);
c0c050c58d8409 Michael Chan 2015-10-22 12394 return 0;
c0c050c58d8409 Michael Chan 2015-10-22 12395
c0c050c58d8409 Michael Chan 2015-10-22 12396 init_err_release:
17086399c113d9 Sathya Perla 2017-02-20 12397 bnxt_unmap_bars(bp, pdev);
c0c050c58d8409 Michael Chan 2015-10-22 12398 pci_release_regions(pdev);
c0c050c58d8409 Michael Chan 2015-10-22 12399
c0c050c58d8409 Michael Chan 2015-10-22 12400 init_err_disable:
c0c050c58d8409 Michael Chan 2015-10-22 12401 pci_disable_device(pdev);
c0c050c58d8409 Michael Chan 2015-10-22 12402
c0c050c58d8409 Michael Chan 2015-10-22 12403 init_err:
c0c050c58d8409 Michael Chan 2015-10-22 12404 return rc;
c0c050c58d8409 Michael Chan 2015-10-22 12405 }
c0c050c58d8409 Michael Chan 2015-10-22 12406
:::::: The code at line 12343 was first introduced by commit
:::::: c0c050c58d840994ba842ad1c338a98e7c12b764 bnxt_en: New Broadcom ethernet driver.
:::::: TO: Michael Chan <mchan(a)broadcom.com>
:::::: CC: David S. Miller <davem(a)davemloft.net>
---
0-DAY CI Kernel Test Service, Intel Corporation
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