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WM8731: Return bool from reset() and low-level write()s.

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This commit is contained in:
Jared Boone 2017-05-31 11:28:00 -07:00
parent da4bee6cc6
commit f6e1e78e8a
2 changed files with 9 additions and 9 deletions
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12
firmware/common/wm8731.cpp
View File

@ -87,21 +87,21 @@ void WM8731::init() {
headphone_mute(); headphone_mute();
} }
void WM8731::reset() { bool WM8731::reset() {
write(0x0f, 0); return write(0x0f, 0);
} }
void WM8731::write(const Register reg) { bool WM8731::write(const Register reg) {
write(toUType(reg), map.w[toUType(reg)]); return write(toUType(reg), map.w[toUType(reg)]);
} }
void WM8731::write(const address_t reg_address, const reg_t value) { bool WM8731::write(const address_t reg_address, const reg_t value) {
const uint16_t word = (reg_address << 9) | value; const uint16_t word = (reg_address << 9) | value;
const std::array<uint8_t, 2> values { const std::array<uint8_t, 2> values {
static_cast<uint8_t>(word >> 8), static_cast<uint8_t>(word >> 8),
static_cast<uint8_t>(word & 0xff), static_cast<uint8_t>(word & 0xff),
}; };
bus.transmit(bus_address, values.data(), values.size()); return bus.transmit(bus_address, values.data(), values.size());
} }
reg_t WM8731::read(const address_t reg_address) { reg_t WM8731::read(const address_t reg_address) {

6
firmware/common/wm8731.hpp
View File

@ -290,7 +290,7 @@ public:
void init(); void init();
void reset(); bool reset();
void set_line_in_volume(const volume_t volume) { void set_line_in_volume(const volume_t volume) {
const auto normalized = line_in_gain_range.normalize(volume); const auto normalized = line_in_gain_range.normalize(volume);
@ -338,9 +338,9 @@ private:
const I2C::address_t bus_address; const I2C::address_t bus_address;
RegisterMap map { default_after_reset }; RegisterMap map { default_after_reset };
void write(const Register reg); bool write(const Register reg);
void write(const address_t reg_address, const reg_t value); bool write(const address_t reg_address, const reg_t value);
void write(const LeftLineIn value); void write(const LeftLineIn value);
void write(const RightLineIn value); void write(const RightLineIn value);