huge aio logic rewrite

include/aio.h

@@ -13,13 +13,24 @@
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 
-// roughly converts fan speed to duty
-#define SPD2DTY(spd) MAX(0, MIN(spd * 100 / max_fan_speed, 100))
+struct aio_params_t {
+	struct {
+		uint8_t min_duty;
+		uint8_t max_duty;
+		bool fan_stop;
+		float setpoint;
+		struct {
+			float Ki;
+			float Kd;
+		} ctrl;
+	} fans;
+};
 
 enum aio_pump_mode_t {
 	QUIET,
 	BALANCED,
-	EXTREME
+	EXTREME,
+	UNKNOWN
 };
 
 enum aio_color_mode_t : uint8_t {
@@ -44,9 +55,7 @@ struct aio_t {
 	libusb_device_handle* handle;
 	enum aio_pump_mode_t pump_mode;
 	float water_temp;
-	float t_quiet;
-	float t_balanced;
-	float t_extreme;
+	uint16_t pump_counter;
 	uint16_t pump_speed;
 	uint16_t fan_speed[2];
 };