From ef9b4051b78bbac5e28551132f0a24da188b2fa3 Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Wed, 3 Aug 2016 16:13:54 -0700
Subject: [PATCH] Expose TX gain on ReceiverModel.

Obviously, ReceiverModel is an even worse name/concept than it was before.
---
 firmware/application/receiver_model.cpp | 14 ++++++++++++++
 firmware/application/receiver_model.hpp |  5 +++++
 2 files changed, 19 insertions(+)

diff --git a/firmware/application/receiver_model.cpp b/firmware/application/receiver_model.cpp
index 35059f5c7..b5796c38e 100644
--- a/firmware/application/receiver_model.cpp
+++ b/firmware/application/receiver_model.cpp
@@ -115,6 +115,15 @@ void ReceiverModel::set_vga(int32_t v_db) {
 	update_vga();
 }
 
+int32_t ReceiverModel::tx_gain() const {
+	return tx_gain_db_;
+}
+
+void ReceiverModel::set_tx_gain(int32_t v_db) {
+	tx_gain_db_ = v_db;
+	update_tx_gain();
+}
+
 uint32_t ReceiverModel::sampling_rate() const {
 	return sampling_rate_;
 }
@@ -155,6 +164,7 @@ void ReceiverModel::enable() {
 	update_rf_amp();
 	update_lna();
 	update_vga();
+	update_tx_gain();
 	update_baseband_bandwidth();
 	update_sampling_rate();
 	update_modulation();
@@ -202,6 +212,10 @@ void ReceiverModel::update_vga() {
 	radio::set_vga_gain(vga_gain_db_);
 }
 
+void ReceiverModel::update_tx_gain() {
+	radio::set_tx_gain(tx_gain_db_);
+}
+
 void ReceiverModel::set_am_configuration(const size_t n) {
 	if( n < am_configs.size() ) {
 		am_config_index = n;
diff --git a/firmware/application/receiver_model.hpp b/firmware/application/receiver_model.hpp
index d103c4c81..4499e9fef 100644
--- a/firmware/application/receiver_model.hpp
+++ b/firmware/application/receiver_model.hpp
@@ -60,6 +60,9 @@ public:
 	int32_t vga() const;
 	void set_vga(int32_t v_db);
 
+	int32_t tx_gain() const;
+	void set_tx_gain(int32_t v_db);
+	
 	uint32_t sampling_rate() const;
 	void set_sampling_rate(uint32_t v);
 
@@ -91,6 +94,7 @@ private:
 	int32_t lna_gain_db_ { 32 };
 	uint32_t baseband_bandwidth_ { max2837::filter::bandwidth_minimum };
 	int32_t vga_gain_db_ { 32 };
+	int32_t tx_gain_db_ { 47 };
 	Mode mode_ { Mode::NarrowbandFMAudio };
 	uint32_t sampling_rate_ { 3072000 };
 	size_t decimation_factor_ { 1 };
@@ -107,6 +111,7 @@ private:
 	void update_lna();
 	void update_baseband_bandwidth();
 	void update_vga();
+	void update_tx_gain();
 	void update_sampling_rate();
 	void update_headphone_volume();