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/linux/drivers/net/ethernet/mellanox/mlxbf_gige/
H A Dmlxbf_gige_mdio.c134 /* Returns core clock i1clk in Hz */
170 * i1clk is in Hz:
171 * 400 ns = 2*(val + 1)*(1/i1clk)
173 * val = (((400/10^9) / (1/i1clk) / 2) - 1)
174 * val = (400/2 * i1clk)/10^9 - 1
179 u64 i1clk; in mdio_period_map() local
181 i1clk = calculate_i1clk(priv); in mdio_period_map()
183 mdio_period = div_u64((MLXBF_GIGE_MDC_CLK_NS >> 1) * i1clk, 1000000000) - 1; in mdio_period_map()