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/linux-6.15/drivers/net/ethernet/intel/ice/
H A Dice_ptp_hw.c2161 u32 bitslip; in ice_ptp_calc_bitslip_eth56g() local
2169 &bitslip); in ice_ptp_calc_bitslip_eth56g()
2175 err = ice_read_quad_ptp_reg_eth56g(hw, port, addr, &bitslip); in ice_ptp_calc_bitslip_eth56g()
2180 if (spd == ICE_ETH56G_LNK_SPD_1G && !bitslip) { in ice_ptp_calc_bitslip_eth56g()
2184 bitslip = 10; in ice_ptp_calc_bitslip_eth56g()
2188 bitslip = bitslip * 2 + 32; in ice_ptp_calc_bitslip_eth56g()
2190 bitslip = (u32)((s32)bitslip * -1 + 20); in ice_ptp_calc_bitslip_eth56g()
2193 bitslip <<= ICE_ETH56G_MAC_CFG_FRAC_W; in ice_ptp_calc_bitslip_eth56g()
2194 return mul_u32_u32_fx_q9(bitslip, bs); in ice_ptp_calc_bitslip_eth56g()