i2c_end_transfer(bus);
}
-uint8_t smbus_receive_byte(I2CBus *bus, uint8_t addr)
+int smbus_receive_byte(I2CBus *bus, uint8_t addr)
{
uint8_t data;
i2c_end_transfer(bus);
}
-uint8_t smbus_read_byte(I2CBus *bus, uint8_t addr, uint8_t command)
+int smbus_read_byte(I2CBus *bus, uint8_t addr, uint8_t command)
{
uint8_t data;
i2c_start_transfer(bus, addr, 0);
i2c_end_transfer(bus);
}
-uint16_t smbus_read_word(I2CBus *bus, uint8_t addr, uint8_t command)
+int smbus_read_word(I2CBus *bus, uint8_t addr, uint8_t command)
{
uint16_t data;
i2c_start_transfer(bus, addr, 0);
/* Master device commands. */
void smbus_quick_command(I2CBus *bus, uint8_t addr, int read);
-uint8_t smbus_receive_byte(I2CBus *bus, uint8_t addr);
+int smbus_receive_byte(I2CBus *bus, uint8_t addr);
void smbus_send_byte(I2CBus *bus, uint8_t addr, uint8_t data);
-uint8_t smbus_read_byte(I2CBus *bus, uint8_t addr, uint8_t command);
+int smbus_read_byte(I2CBus *bus, uint8_t addr, uint8_t command);
void smbus_write_byte(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t data);
-uint16_t smbus_read_word(I2CBus *bus, uint8_t addr, uint8_t command);
+int smbus_read_word(I2CBus *bus, uint8_t addr, uint8_t command);
void smbus_write_word(I2CBus *bus, uint8_t addr, uint8_t command, uint16_t data);
int smbus_read_block(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t *data);
void smbus_write_block(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t *data,