13 static bool igc_get_i2c_data(u32 *i2cctl)  in igc_get_i2c_data()  argument
19 	if (*i2cctl & IGC_I2C_DATA_IN)  in igc_get_i2c_data()
35 static s32 igc_set_i2c_data(struct igc_hw *hw, u32 *i2cctl, bool data)  in igc_set_i2c_data()  argument
42 		*i2cctl |= IGC_I2C_DATA_OUT;  in igc_set_i2c_data()
44 		*i2cctl &= ~IGC_I2C_DATA_OUT;  in igc_set_i2c_data()
46 	*i2cctl &= ~IGC_I2C_DATA_OE_N;  in igc_set_i2c_data()
47 	*i2cctl |= IGC_I2C_CLK_OE_N;  in igc_set_i2c_data()
48 	IGC_WRITE_REG(hw, IGC_I2CPARAMS, *i2cctl);  in igc_set_i2c_data()
54 	*i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_set_i2c_data()
55 	if (data != igc_get_i2c_data(i2cctl)) {  in igc_set_i2c_data()
70 static void igc_raise_i2c_clk(struct igc_hw *hw, u32 *i2cctl)  in igc_raise_i2c_clk()  argument
74 	*i2cctl |= IGC_I2C_CLK_OUT;  in igc_raise_i2c_clk()
75 	*i2cctl &= ~IGC_I2C_CLK_OE_N;  in igc_raise_i2c_clk()
76 	IGC_WRITE_REG(hw, IGC_I2CPARAMS, *i2cctl);  in igc_raise_i2c_clk()
90 static void igc_lower_i2c_clk(struct igc_hw *hw, u32 *i2cctl)  in igc_lower_i2c_clk()  argument
94 	*i2cctl &= ~IGC_I2C_CLK_OUT;  in igc_lower_i2c_clk()
95 	*i2cctl &= ~IGC_I2C_CLK_OE_N;  in igc_lower_i2c_clk()
96 	IGC_WRITE_REG(hw, IGC_I2CPARAMS, *i2cctl);  in igc_lower_i2c_clk()
111 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_i2c_start()  local
116 	igc_set_i2c_data(hw, &i2cctl, 1);  in igc_i2c_start()
117 	igc_raise_i2c_clk(hw, &i2cctl);  in igc_i2c_start()
122 	igc_set_i2c_data(hw, &i2cctl, 0);  in igc_i2c_start()
127 	igc_lower_i2c_clk(hw, &i2cctl);  in igc_i2c_start()
141 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_i2c_stop()  local
146 	igc_set_i2c_data(hw, &i2cctl, 0);  in igc_i2c_stop()
147 	igc_raise_i2c_clk(hw, &i2cctl);  in igc_i2c_stop()
152 	igc_set_i2c_data(hw, &i2cctl, 1);  in igc_i2c_stop()
167 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_clock_in_i2c_bit()  local
171 	igc_raise_i2c_clk(hw, &i2cctl);  in igc_clock_in_i2c_bit()
176 	i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_clock_in_i2c_bit()
177 	*data = igc_get_i2c_data(&i2cctl);  in igc_clock_in_i2c_bit()
179 	igc_lower_i2c_clk(hw, &i2cctl);  in igc_clock_in_i2c_bit()
216 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_clock_out_i2c_bit()  local
220 	status = igc_set_i2c_data(hw, &i2cctl, data);  in igc_clock_out_i2c_bit()
222 		igc_raise_i2c_clk(hw, &i2cctl);  in igc_clock_out_i2c_bit()
227 		igc_lower_i2c_clk(hw, &i2cctl);  in igc_clock_out_i2c_bit()
252 	u32 i2cctl;  in igc_clock_out_i2c_byte()  local
266 	i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_clock_out_i2c_byte()
268 	i2cctl |= IGC_I2C_DATA_OE_N;  in igc_clock_out_i2c_byte()
269 	IGC_WRITE_REG(hw, IGC_I2CPARAMS, i2cctl);  in igc_clock_out_i2c_byte()
285 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_get_i2c_ack()  local
291 	igc_raise_i2c_clk(hw, &i2cctl);  in igc_get_i2c_ack()
299 		i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_get_i2c_ack()
300 		if (i2cctl & IGC_I2C_CLK_IN)  in igc_get_i2c_ack()
303 	if (!(i2cctl & IGC_I2C_CLK_IN))  in igc_get_i2c_ack()
306 	ack = igc_get_i2c_data(&i2cctl);  in igc_get_i2c_ack()
312 	igc_lower_i2c_clk(hw, &i2cctl);  in igc_get_i2c_ack()
520 	u32 i2cctl = IGC_READ_REG(hw, IGC_I2CPARAMS);  in igc_i2c_bus_clear()  local
527 	igc_set_i2c_data(hw, &i2cctl, 1);  in igc_i2c_bus_clear()
530 		igc_raise_i2c_clk(hw, &i2cctl);  in igc_i2c_bus_clear()
535 		igc_lower_i2c_clk(hw, &i2cctl);  in igc_i2c_bus_clear()