[linux-stable-rc:queue/6.2 97/621] drivers/net/ethernet/intel/igc/igc_main.c:647:12: error: implicit declaration of function 'FIELD_PREP' is invalid in C99

[linux-stable-rc:queue/6.2 97/621] drivers/net/ethernet/intel/igc/igc_main.c:647:12: error: implicit declaration of function 'FIELD_PREP' is invalid in C99

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/6.2
head:   0dee5b3252c664e60c0e63b9c72497617c853c4e
commit: 1ebc33fbc672154459ff456abd93f90c6be50ca0 [97/621] igc: read before write to SRRCTL register
config: i386-randconfig-a013 (https://download.01.org/0day-ci/archive/20230507/202305071151.DBynqes3-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=1ebc33fbc672154459ff456abd93f90c6be50ca0
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc queue/6.2
        git checkout 1ebc33fbc672154459ff456abd93f90c6be50ca0
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/ethernet/intel/igc/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305071151.DBynqes3-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/intel/igc/igc_main.c:647:12: error: implicit declaration of function 'FIELD_PREP' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           srrctl |= IGC_SRRCTL_BSIZEHDR(IGC_RX_HDR_LEN);
                     ^
   drivers/net/ethernet/intel/igc/igc_base.h:92:33: note: expanded from macro 'IGC_SRRCTL_BSIZEHDR'
   #define IGC_SRRCTL_BSIZEHDR(x)          FIELD_PREP(IGC_SRRCTL_BSIZEHDR_MASK, \
                                           ^
   1 error generated.


vim +/FIELD_PREP +647 drivers/net/ethernet/intel/igc/igc_main.c

   584	
   585	/**
   586	 * igc_configure_rx_ring - Configure a receive ring after Reset
   587	 * @adapter: board private structure
   588	 * @ring: receive ring to be configured
   589	 *
   590	 * Configure the Rx unit of the MAC after a reset.
   591	 */
   592	static void igc_configure_rx_ring(struct igc_adapter *adapter,
   593					  struct igc_ring *ring)
   594	{
   595		struct igc_hw *hw = &adapter->hw;
   596		union igc_adv_rx_desc *rx_desc;
   597		int reg_idx = ring->reg_idx;
   598		u32 srrctl = 0, rxdctl = 0;
   599		u64 rdba = ring->dma;
   600		u32 buf_size;
   601	
   602		xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq);
   603		ring->xsk_pool = igc_get_xsk_pool(adapter, ring);
   604		if (ring->xsk_pool) {
   605			WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq,
   606							   MEM_TYPE_XSK_BUFF_POOL,
   607							   NULL));
   608			xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq);
   609		} else {
   610			WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq,
   611							   MEM_TYPE_PAGE_SHARED,
   612							   NULL));
   613		}
   614	
   615		if (igc_xdp_is_enabled(adapter))
   616			set_ring_uses_large_buffer(ring);
   617	
   618		/* disable the queue */
   619		wr32(IGC_RXDCTL(reg_idx), 0);
   620	
   621		/* Set DMA base address registers */
   622		wr32(IGC_RDBAL(reg_idx),
   623		     rdba & 0x00000000ffffffffULL);
   624		wr32(IGC_RDBAH(reg_idx), rdba >> 32);
   625		wr32(IGC_RDLEN(reg_idx),
   626		     ring->count * sizeof(union igc_adv_rx_desc));
   627	
   628		/* initialize head and tail */
   629		ring->tail = adapter->io_addr + IGC_RDT(reg_idx);
   630		wr32(IGC_RDH(reg_idx), 0);
   631		writel(0, ring->tail);
   632	
   633		/* reset next-to- use/clean to place SW in sync with hardware */
   634		ring->next_to_clean = 0;
   635		ring->next_to_use = 0;
   636	
   637		if (ring->xsk_pool)
   638			buf_size = xsk_pool_get_rx_frame_size(ring->xsk_pool);
   639		else if (ring_uses_large_buffer(ring))
   640			buf_size = IGC_RXBUFFER_3072;
   641		else
   642			buf_size = IGC_RXBUFFER_2048;
   643	
   644		srrctl = rd32(IGC_SRRCTL(reg_idx));
   645		srrctl &= ~(IGC_SRRCTL_BSIZEPKT_MASK | IGC_SRRCTL_BSIZEHDR_MASK |
   646			    IGC_SRRCTL_DESCTYPE_MASK);
 > 647		srrctl |= IGC_SRRCTL_BSIZEHDR(IGC_RX_HDR_LEN);
   648		srrctl |= IGC_SRRCTL_BSIZEPKT(buf_size);
   649		srrctl |= IGC_SRRCTL_DESCTYPE_ADV_ONEBUF;
   650	
   651		wr32(IGC_SRRCTL(reg_idx), srrctl);
   652	
   653		rxdctl |= IGC_RX_PTHRESH;
   654		rxdctl |= IGC_RX_HTHRESH << 8;
   655		rxdctl |= IGC_RX_WTHRESH << 16;
   656	
   657		/* initialize rx_buffer_info */
   658		memset(ring->rx_buffer_info, 0,
   659		       sizeof(struct igc_rx_buffer) * ring->count);
   660	
   661		/* initialize Rx descriptor 0 */
   662		rx_desc = IGC_RX_DESC(ring, 0);
   663		rx_desc->wb.upper.length = 0;
   664	
   665		/* enable receive descriptor fetching */
   666		rxdctl |= IGC_RXDCTL_QUEUE_ENABLE;
   667	
   668		wr32(IGC_RXDCTL(reg_idx), rxdctl);
   669	}
   670	

-- 
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https://github.com/intel/lkp-tests