56 static void ewx_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)  in ewx_i2c_setlines()  argument
62 	if (data)  in ewx_i2c_setlines()
116 static void ewx_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)  in ewx_i2c_direction()  argument
123 	if (data)  in ewx_i2c_direction()
149 	unsigned char data, ndata;  in snd_ice1712_ews88mt_chip_select()  local
154 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1)  in snd_ice1712_ews88mt_chip_select()
156 	ndata = (data & 0xf0) | chip_mask;  in snd_ice1712_ews88mt_chip_select()
157 	if (ndata != data)  in snd_ice1712_ews88mt_chip_select()
420 …ic int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data);
646 	unsigned char data;  in snd_ice1712_ews88mt_output_sense_get()  local
649 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {  in snd_ice1712_ews88mt_output_sense_get()
654 …ucontrol->value.enumerated.item[0] = data & ICE1712_EWS88MT_OUTPUT_SENSE ? 1 : 0; /* high = -10dBV…  in snd_ice1712_ews88mt_output_sense_get()
663 	unsigned char data, ndata;  in snd_ice1712_ews88mt_output_sense_put()  local
666 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {  in snd_ice1712_ews88mt_output_sense_put()
670 …ndata = (data & ~ICE1712_EWS88MT_OUTPUT_SENSE) | (ucontrol->value.enumerated.item[0] ? ICE1712_EWS…  in snd_ice1712_ews88mt_output_sense_put()
671 	if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2],  in snd_ice1712_ews88mt_output_sense_put()
677 	return ndata != data;  in snd_ice1712_ews88mt_output_sense_put()
686 	unsigned char data;  in snd_ice1712_ews88mt_input_sense_get()  local
691 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {  in snd_ice1712_ews88mt_input_sense_get()
696 	ucontrol->value.enumerated.item[0] = data & (1 << channel) ? 0 : 1;  in snd_ice1712_ews88mt_input_sense_get()
707 	unsigned char data, ndata;  in snd_ice1712_ews88mt_input_sense_put()  local
712 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {  in snd_ice1712_ews88mt_input_sense_put()
716 	ndata = (data & ~(1 << channel)) | (ucontrol->value.enumerated.item[0] ? 0 : (1 << channel));  in snd_ice1712_ews88mt_input_sense_put()
717 	if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF1],  in snd_ice1712_ews88mt_input_sense_put()
723 	return ndata != data;  in snd_ice1712_ews88mt_input_sense_put()
756 	unsigned char data[2];  in snd_ice1712_ews88d_control_get()  local
759 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {  in snd_ice1712_ews88d_control_get()
764 	data[0] = (data[shift >> 3] >> (shift & 7)) & 0x01;  in snd_ice1712_ews88d_control_get()
766 		data[0] ^= 0x01;  in snd_ice1712_ews88d_control_get()
767 	ucontrol->value.integer.value[0] = data[0];  in snd_ice1712_ews88d_control_get()
777 	unsigned char data[2], ndata[2];  in snd_ice1712_ews88d_control_put()  local
781 	if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {  in snd_ice1712_ews88d_control_put()
785 	ndata[shift >> 3] = data[shift >> 3] & ~(1 << (shift & 7));  in snd_ice1712_ews88d_control_put()
793 	change = (data[shift >> 3] != ndata[shift >> 3]);  in snd_ice1712_ews88d_control_put()
795 	    snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {  in snd_ice1712_ews88d_control_put()
844 …tic int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data)  in snd_ice1712_6fire_write_pca()  argument
851 	bytes[1] = data;  in snd_ice1712_6fire_write_pca()
867 	int data;  in snd_ice1712_6fire_control_get()  local
869 	if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)  in snd_ice1712_6fire_control_get()
870 		return data;  in snd_ice1712_6fire_control_get()
871 	data = (data >> shift) & 1;  in snd_ice1712_6fire_control_get()
873 		data ^= 1;  in snd_ice1712_6fire_control_get()
874 	ucontrol->value.integer.value[0] = data;  in snd_ice1712_6fire_control_get()
883 	int data, ndata;  in snd_ice1712_6fire_control_put()  local
885 	if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)  in snd_ice1712_6fire_control_put()
886 		return data;  in snd_ice1712_6fire_control_put()
887 	ndata = data & ~(1 << shift);  in snd_ice1712_6fire_control_put()
892 	if (data != ndata) {  in snd_ice1712_6fire_control_put()
916 	int data;  in snd_ice1712_6fire_select_input_get()  local
918 	if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)  in snd_ice1712_6fire_select_input_get()
919 		return data;  in snd_ice1712_6fire_select_input_get()
920 	ucontrol->value.integer.value[0] = data & 3;  in snd_ice1712_6fire_select_input_get()
927 	int data, ndata;  in snd_ice1712_6fire_select_input_put()  local
929 	if ((data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT)) < 0)  in snd_ice1712_6fire_select_input_put()
930 		return data;  in snd_ice1712_6fire_select_input_put()
931 	ndata = data & ~3;  in snd_ice1712_6fire_select_input_put()
933 	if (data != ndata) {  in snd_ice1712_6fire_select_input_put()