Hardware: Move detachFromHost/attachToHost to the base class

Since all implementations of detachFromHost/attachToHost are the same for all
our current keyboards, move it to the base class as a default.

Signed-off-by: Gergely Nagy <algernon@keyboard.io>

src/kaleidoscope/Hardware.h

@@ -198,14 +198,17 @@ class Hardware {
    * Must detach the device, without rebooting or cutting power. Only the end
    * points should get detached, the device must remain powered on.
    */
-  void detachFromHost() {}
+  void detachFromHost() {
+    UDCON |= _BV(DETACH);
+  }
   /**
    * Attack the device to the host.
    *
    * Must restore the link detachFromHost severed.
    */
-  void attachToHost() {}
-
+  void attachToHost() {
+    UDCON &= ~_BV(DETACH);
+  }
   /** @} */
 
   /**

src/kaleidoscope/hardware/ATMegaKeyboard.cpp

@@ -51,14 +51,6 @@ void ATMegaKeyboard::setup(void) {
   TIMSK1 = _BV(TOIE1);
 }
 
-void ATMegaKeyboard::detachFromHost() {
-  UDCON |= _BV(DETACH);
-}
-
-void ATMegaKeyboard::attachToHost() {
-  UDCON &= ~_BV(DETACH);
-}
-
 void __attribute__((optimize(3))) ATMegaKeyboard::readMatrix(void) {
   for (uint8_t current_row = 0; current_row < KeyboardHardware.matrix_rows; current_row++) {
     uint16_t mask, cols;

src/kaleidoscope/hardware/ATMegaKeyboard.h

@@ -80,17 +80,6 @@ class ATMegaKeyboard : public kaleidoscope::Hardware {
 
   void setup(void);
 
-  /** Detaching from / attaching to the host.
-   *
-   * These two functions should detach the device from (or attach it to) the
-   * host, preferably without rebooting the device. Their purpose is to allow
-   * one to do some configuration inbetween, so the re-attach happens with
-   * different properties. The device remains powered between these operations,
-   * only the connection to the host gets severed.
-   */
-  void detachFromHost();
-  void attachToHost();
-
   void readMatrix(void);
 
   /**

src/kaleidoscope/hardware/ez/ErgoDox.cpp

@@ -223,14 +223,6 @@ void ErgoDox::debounceRow(uint8_t change, uint8_t row) {
   }
 }
 
-void ErgoDox::detachFromHost() {
-  UDCON |= (1 << DETACH);
-}
-
-void ErgoDox::attachToHost() {
-  UDCON &= ~(1 << DETACH);
-}
-
 bool ErgoDox::isKeyswitchPressed(byte row, byte col) {
   return (bitRead(keyState_[row], col) != 0);
 }

src/kaleidoscope/hardware/ez/ErgoDox.h

@@ -61,17 +61,6 @@ class ErgoDox : public kaleidoscope::Hardware {
   void actOnMatrixScan(void);
   void setup();
 
-  /** Detaching from / attaching to the host.
-   *
-   * These two functions should detach the device from (or attach it to) the
-   * host, preferably without rebooting the device. Their purpose is to allow
-   * one to do some configuration inbetween, so the re-attach happens with
-   * different properties. The device remains powered between these operations,
-   * only the connection to the host gets severed.
-   */
-  void detachFromHost();
-  void attachToHost();
-
   /* Key masking
    * -----------
    *

src/kaleidoscope/hardware/keyboardio/Model01.cpp

@@ -292,14 +292,6 @@ void Model01::setKeyscanInterval(uint8_t interval) {
   rightHand.setKeyscanInterval(interval);
 }
 
-void Model01::detachFromHost() {
-  UDCON |= (1 << DETACH);
-}
-
-void Model01::attachToHost() {
-  UDCON &= ~(1 << DETACH);
-}
-
 bool Model01::isKeyswitchPressed(byte row, byte col) {
   if (col <= 7) {
     return (bitRead(leftHandState.rows[row], 7 - col) != 0);

src/kaleidoscope/hardware/keyboardio/Model01.h

@@ -55,17 +55,6 @@ class Model01 : public kaleidoscope::Hardware {
   void setup();
   void rebootBootloader();
 
-  /** Detaching from / attaching to the host.
-   *
-   * These two functions should detach the device from (or attach it to) the
-   * host, preferably without rebooting the device. Their purpose is to allow
-   * one to do some configuration inbetween, so the re-attach happens with
-   * different properties. The device remains powered between these operations,
-   * only the connection to the host gets severed.
-   */
-  void detachFromHost();
-  void attachToHost();
-
   /* These public functions are things supported by the Model 01, but
    * aren't necessarily part of the Kaleidoscope API
    */