Re: [PATCH for-next 5/5] IB/mlx5: Report Scatter FCS device capability when supported

[kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

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Hi Majd,

[auto build test WARNING on rdma/master]
[also build test WARNING on v4.6-rc3 next-20160415]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Matan-Barak/Add-scatter-FCS-support/20160417-222225
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma master
config: xtensa-allmodconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=xtensa 

All warnings (new ones prefixed by >>):

   In file included from include/linux/byteorder/big_endian.h:4:0,
                    from arch/xtensa/include/uapi/asm/byteorder.h:7,
                    from arch/xtensa/include/asm/bitops.h:23,
                    from include/linux/bitops.h:36,
                    from include/linux/kernel.h:10,
                    from include/linux/list.h:8,
                    from include/linux/wait.h:6,
                    from include/linux/fs.h:5,
                    from include/linux/highmem.h:4,
                    from drivers/infiniband/hw/mlx5/main.c:33:
   drivers/infiniband/hw/mlx5/main.c: In function 'mlx5_ib_query_device':
   include/linux/mlx5/device.h:51:80: error: 'struct mlx5_ifc_per_protocol_networking_offload_caps_bits' has no member named 'scatter_fcs'
    #define __mlx5_bit_off(typ, fld) ((unsigned)(unsigned long)(&(__mlx5_nullp(typ)->fld)))
                                                                                   ^
   include/uapi/linux/byteorder/big_endian.h:39:51: note: in definition of macro '__be32_to_cpu'
    #define __be32_to_cpu(x) ((__force __u32)(__be32)(x))
                                                      ^
   include/linux/mlx5/device.h:52:34: note: in expansion of macro '__mlx5_bit_off'
    #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
                                     ^
   include/linux/mlx5/device.h:85:1: note: in expansion of macro '__mlx5_dw_off'
    __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
    ^
   include/linux/mlx5/device.h:1253:2: note: in expansion of macro 'MLX5_GET'
     MLX5_GET(per_protocol_networking_offload_caps,\
     ^
>> drivers/infiniband/hw/mlx5/main.c:521:6: note: in expansion of macro 'MLX5_CAP_ETH'
         MLX5_CAP_ETH(dev->mdev, scatter_fcs))
         ^
   In file included from include/linux/mlx5/driver.h:45:0,
                    from include/linux/mlx5/port.h:36,
                    from drivers/infiniband/hw/mlx5/main.c:45:
   include/linux/mlx5/device.h:50:57: error: 'struct mlx5_ifc_per_protocol_networking_offload_caps_bits' has no member named 'scatter_fcs'
    #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
                                                            ^
   include/linux/mlx5/device.h:54:43: note: in expansion of macro '__mlx5_bit_sz'
    #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
                                              ^
   include/linux/mlx5/device.h:85:30: note: in expansion of macro '__mlx5_dw_bit_off'
    __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
                                 ^
   include/linux/mlx5/device.h:1253:2: note: in expansion of macro 'MLX5_GET'
     MLX5_GET(per_protocol_networking_offload_caps,\
     ^
>> drivers/infiniband/hw/mlx5/main.c:521:6: note: in expansion of macro 'MLX5_CAP_ETH'
         MLX5_CAP_ETH(dev->mdev, scatter_fcs))
         ^
   include/linux/mlx5/device.h:51:80: error: 'struct mlx5_ifc_per_protocol_networking_offload_caps_bits' has no member named 'scatter_fcs'
    #define __mlx5_bit_off(typ, fld) ((unsigned)(unsigned long)(&(__mlx5_nullp(typ)->fld)))
                                                                                   ^
   include/linux/mlx5/device.h:54:70: note: in expansion of macro '__mlx5_bit_off'
    #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
                                                                         ^
   include/linux/mlx5/device.h:85:30: note: in expansion of macro '__mlx5_dw_bit_off'
    __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
                                 ^
   include/linux/mlx5/device.h:1253:2: note: in expansion of macro 'MLX5_GET'
     MLX5_GET(per_protocol_networking_offload_caps,\
     ^
>> drivers/infiniband/hw/mlx5/main.c:521:6: note: in expansion of macro 'MLX5_CAP_ETH'
         MLX5_CAP_ETH(dev->mdev, scatter_fcs))
         ^
   include/linux/mlx5/device.h:50:57: error: 'struct mlx5_ifc_per_protocol_networking_offload_caps_bits' has no member named 'scatter_fcs'
    #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
                                                            ^
   include/linux/mlx5/device.h:55:47: note: in expansion of macro '__mlx5_bit_sz'
    #define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
                                                  ^
   include/linux/mlx5/device.h:86:1: note: in expansion of macro '__mlx5_mask'
    __mlx5_mask(typ, fld))
    ^
   include/linux/mlx5/device.h:1253:2: note: in expansion of macro 'MLX5_GET'
     MLX5_GET(per_protocol_networking_offload_caps,\
     ^
>> drivers/infiniband/hw/mlx5/main.c:521:6: note: in expansion of macro 'MLX5_CAP_ETH'
         MLX5_CAP_ETH(dev->mdev, scatter_fcs))
         ^

vim +/MLX5_CAP_ETH +521 drivers/infiniband/hw/mlx5/main.c

   505			props->sig_guard_cap = IB_GUARD_T10DIF_CRC |
   506					       IB_GUARD_T10DIF_CSUM;
   507		}
   508		if (MLX5_CAP_GEN(mdev, block_lb_mc))
   509			props->device_cap_flags |= IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
   510	
   511		if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads) &&
   512		    (MLX5_CAP_ETH(dev->mdev, csum_cap)))
   513				props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM;
   514	
   515		if (MLX5_CAP_GEN(mdev, ipoib_basic_offloads)) {
   516			props->device_cap_flags |= IB_DEVICE_UD_IP_CSUM;
   517			props->device_cap_flags |= IB_DEVICE_UD_TSO;
   518		}
   519	
   520		if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads) &&
 > 521		    MLX5_CAP_ETH(dev->mdev, scatter_fcs))
   522			props->device_cap_flags |= IB_DEVICE_RAW_SCATTER_FCS;
   523	
   524		props->vendor_part_id	   = mdev->pdev->device;
   525		props->hw_ver		   = mdev->pdev->revision;
   526	
   527		props->max_mr_size	   = ~0ull;
   528		props->page_size_cap	   = ~(min_page_size - 1);
   529		props->max_qp		   = 1 << MLX5_CAP_GEN(mdev, log_max_qp);

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0-DAY kernel test infrastructure                Open Source Technology Center
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