Re: [PATCH net-next 6/6] net: macb: Add MACB_CAPS_QBV capability flag for IEEE 802.1Qbv support
From: kernel test robot
Date: Wed Jul 23 2025 - 20:48:06 EST
Hi Vineeth,
kernel test robot noticed the following build warnings:
[auto build test WARNING on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/Vineeth-Karumanchi/net-macb-Define-ENST-hardware-registers-for-time-aware-scheduling/20250722-234618
base: net-next/main
patch link: https://lore.kernel.org/r/20250722154111.1871292-7-vineeth.karumanchi%40amd.com
patch subject: [PATCH net-next 6/6] net: macb: Add MACB_CAPS_QBV capability flag for IEEE 802.1Qbv support
config: parisc-randconfig-r131-20250724 (https://download.01.org/0day-ci/archive/20250724/202507240825.lVN6sSiB-lkp@xxxxxxxxx/config)
compiler: hppa-linux-gcc (GCC) 14.3.0
reproduce: (https://download.01.org/0day-ci/archive/20250724/202507240825.lVN6sSiB-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/202507240825.lVN6sSiB-lkp@xxxxxxxxx/
sparse warnings: (new ones prefixed by >>)
drivers/net/ethernet/cadence/macb_main.c:282:16: 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:282:16: sparse: expected unsigned int [usertype] bottom
drivers/net/ethernet/cadence/macb_main.c:282:16: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/cadence/macb_main.c:284:13: 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:284:13: sparse: expected unsigned short [usertype] top
drivers/net/ethernet/cadence/macb_main.c:284:13: sparse: got restricted __le16 [usertype]
drivers/net/ethernet/cadence/macb_main.c:3645:39: sparse: sparse: restricted __be32 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3650:39: sparse: sparse: restricted __be32 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3655:40: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3655:69: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3680:20: sparse: sparse: restricted __be32 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3684:20: 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:3684:20: sparse: expected unsigned int [assigned] [usertype] w0
drivers/net/ethernet/cadence/macb_main.c:3684:20: sparse: got restricted __be32 [usertype] ip4src
drivers/net/ethernet/cadence/macb_main.c:3694:20: sparse: sparse: restricted __be32 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3698:20: 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:3698:20: sparse: expected unsigned int [assigned] [usertype] w0
drivers/net/ethernet/cadence/macb_main.c:3698:20: sparse: got restricted __be32 [usertype] ip4dst
drivers/net/ethernet/cadence/macb_main.c:3708:21: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3708:50: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3714:30: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3715:30: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3722:36: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3723:38: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3726:38: sparse: sparse: restricted __be16 degrades to integer
drivers/net/ethernet/cadence/macb_main.c:3762:9: sparse: sparse: cast from restricted __be32
drivers/net/ethernet/cadence/macb_main.c:3762:9: sparse: sparse: cast from restricted __be32
drivers/net/ethernet/cadence/macb_main.c:3816:25: sparse: sparse: cast from restricted __be32
drivers/net/ethernet/cadence/macb_main.c:3816:25: sparse: sparse: cast from restricted __be32
>> drivers/net/ethernet/cadence/macb_main.c:5352:42: sparse: sparse: Initializer entry defined twice
drivers/net/ethernet/cadence/macb_main.c:5353:10: sparse: also defined here
vim +5352 drivers/net/ethernet/cadence/macb_main.c
5348
5349 static const struct macb_config versal_config = {
5350 .caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_JUMBO |
5351 MACB_CAPS_GEM_HAS_PTP | MACB_CAPS_BD_RD_PREFETCH | MACB_CAPS_NEED_TSUCLK |
> 5352 MACB_CAPS_QUEUE_DISABLE, MACB_CAPS_QBV,
5353 .dma_burst_length = 16,
5354 .clk_init = macb_clk_init,
5355 .init = init_reset_optional,
5356 .jumbo_max_len = 10240,
5357 .usrio = &macb_default_usrio,
5358 };
5359
--
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