delete drv_mixer.h

src/drivers/pwm_out/PWMOut.cpp

@@ -966,20 +966,6 @@ int PWMOut::pwm_ioctl(device::file_t *filp, int cmd, unsigned long arg)
 		*(unsigned *)arg = _num_outputs;
 		break;
 
-	case MIXERIOCRESET:
-		_mixing_output.resetMixer();
-
-		break;
-
-	case MIXERIOCLOADBUF: {
-			const char *buf = (const char *)arg;
-			unsigned buflen = strlen(buf);
-			ret = _mixing_output.loadMixer(buf, buflen);
-			update_params();
-
-			break;
-		}
-
 	default:
 		ret = -ENOTTY;
 		break;

src/drivers/pwm_out/PWMOut.hpp

@@ -40,7 +40,6 @@
 
 #include <drivers/device/device.h>
 #include <drivers/drv_hrt.h>
-#include <drivers/drv_mixer.h>
 #include <drivers/drv_pwm_output.h>
 #include <lib/cdev/CDev.hpp>
 #include <lib/mathlib/mathlib.h>