🎨 Apply const (MarlinFirmware#25643)

Marlin/src/MarlinCore.cpp

@@ -777,7 +777,7 @@ inline void manage_inactivity(const bool no_stepper_sleep=false) {
  *  - Update the Průša MMU2
  *  - Handle Joystick jogging
  */
-void idle(bool no_stepper_sleep/*=false*/) {
+void idle(const bool no_stepper_sleep/*=false*/) {
   #ifdef MAX7219_DEBUG_PROFILE
     CodeProfiler idle_profiler;
   #endif

Marlin/src/MarlinCore.h

@@ -30,7 +30,7 @@
 void stop();
 
 // Pass true to keep steppers from timing out
-void idle(bool no_stepper_sleep=false);
+void idle(const bool no_stepper_sleep=false);
 inline void idle_no_sleep() { idle(true); }
 
 #if ENABLED(G38_PROBE_TARGET)

Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.cpp

@@ -148,7 +148,7 @@ uint32_t SPIFlashStorage::m_startAddress;
 
 #endif // HAS_SPI_FLASH_COMPRESSION
 
-void SPIFlashStorage::beginWrite(uint32_t startAddress) {
+void SPIFlashStorage::beginWrite(const uint32_t startAddress) {
   m_pageDataUsed = 0;
   m_currentPage = 0;
   m_startAddress = startAddress;
@@ -171,7 +171,7 @@ void SPIFlashStorage::endWrite() {
   #endif
 }
 
-void SPIFlashStorage::savePage(uint8_t *buffer) {
+void SPIFlashStorage::savePage(uint8_t * const buffer) {
   W25QXX.SPI_FLASH_BufferWrite(buffer, m_startAddress + (SPI_FLASH_PageSize * m_currentPage), SPI_FLASH_PageSize);
   // Test env
   // char fname[256];
@@ -181,7 +181,7 @@ void SPIFlashStorage::savePage(uint8_t *buffer) {
   // fclose(fp);
 }
 
-void SPIFlashStorage::loadPage(uint8_t *buffer) {
+void SPIFlashStorage::loadPage(uint8_t * const buffer) {
   W25QXX.SPI_FLASH_BufferRead(buffer, m_startAddress + (SPI_FLASH_PageSize * m_currentPage), SPI_FLASH_PageSize);
   // Test env
   // char fname[256];
@@ -260,20 +260,20 @@ void SPIFlashStorage::readPage() {
   #endif
 }
 
-uint16_t SPIFlashStorage::inData(uint8_t *data, uint16_t size) {
+uint16_t SPIFlashStorage::inData(const uint8_t * const data, uint16_t size) {
   // Don't write more than we can
   NOMORE(size, pageDataFree());
   memcpy(m_pageData + m_pageDataUsed, data, size);
   m_pageDataUsed += size;
   return size;
 }
 
-void SPIFlashStorage::writeData(uint8_t *data, uint16_t size) {
+void SPIFlashStorage::writeData(const uint8_t *data, uint16_t size) {
   // Flush a page if needed
   if (pageDataFree() == 0) flushPage();
 
   while (size > 0) {
-    uint16_t written = inData(data, size);
+    const uint16_t written = inData(data, size);
     size -= written;
     // Need to write more? Flush page and continue!
     if (size > 0) {
@@ -283,7 +283,7 @@ void SPIFlashStorage::writeData(uint8_t *data, uint16_t size) {
   }
 }
 
-void SPIFlashStorage::beginRead(uint32_t startAddress) {
+void SPIFlashStorage::beginRead(const uint32_t startAddress) {
   m_startAddress = startAddress;
   m_currentPage = 0;
   // Nothing in memory now
@@ -293,7 +293,7 @@ void SPIFlashStorage::beginRead(uint32_t startAddress) {
   #endif
 }
 
-uint16_t SPIFlashStorage::outData(uint8_t *data, uint16_t size) {
+uint16_t SPIFlashStorage::outData(uint8_t * const data, uint16_t size) {
   // Don't read more than we have
   NOMORE(size, pageDataFree());
   memcpy(data, m_pageData + m_pageDataUsed, size);
@@ -306,7 +306,7 @@ void SPIFlashStorage::readData(uint8_t *data, uint16_t size) {
   if (pageDataFree() == 0) readPage();
 
   while (size > 0) {
-    uint16_t read = outData(data, size);
+    const uint16_t read = outData(data, size);
     size -= read;
     // Need to write more? Flush page and continue!
     if (size > 0) {

Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.h

@@ -75,23 +75,23 @@
 class SPIFlashStorage {
 public:
   // Write operation
-  static void beginWrite(uint32_t startAddress);
+  static void beginWrite(const uint32_t startAddress);
   static void endWrite();
-  static void writeData(uint8_t *data, uint16_t size);
+  static void writeData(const uint8_t *data, uint16_t size);
 
   // Read operation
-  static void beginRead(uint32_t startAddress);
+  static void beginRead(const uint32_t startAddress);
   static void readData(uint8_t *data, uint16_t size);
 
   static uint32_t getCurrentPage() { return m_currentPage; }
 
 private:
   static void flushPage();
-  static void savePage(uint8_t *buffer);
-  static void loadPage(uint8_t *buffer);
+  static void savePage(uint8_t * const buffer);
+  static void loadPage(uint8_t * const buffer);
   static void readPage();
-  static uint16_t inData(uint8_t *data, uint16_t size);
-  static uint16_t outData(uint8_t *data, uint16_t size);
+  static uint16_t inData(const uint8_t * const data, uint16_t size);
+  static uint16_t outData(uint8_t * const data, uint16_t size);
 
   static uint8_t m_pageData[SPI_FLASH_PageSize];
   static uint32_t m_currentPage;

Marlin/src/sd/Sd2Card.cpp

@@ -345,7 +345,7 @@ bool DiskIODriver_SPI_SD::init(const uint8_t sckRateID, const pin_t chipSelectPi
  * \param[out] dst Pointer to the location that will receive the data.
  * \return true for success, false for failure.
  */
-bool DiskIODriver_SPI_SD::readBlock(uint32_t blockNumber, uint8_t *dst) {
+bool DiskIODriver_SPI_SD::readBlock(uint32_t blockNumber, uint8_t * const dst) {
   #if IS_TEENSY_35_36 || IS_TEENSY_40_41
     return 0 == SDHC_CardReadBlock(dst, blockNumber);
   #endif
@@ -385,7 +385,7 @@ bool DiskIODriver_SPI_SD::readBlock(uint32_t blockNumber, uint8_t *dst) {
  *
  * \return true for success, false for failure.
  */
-bool DiskIODriver_SPI_SD::readData(uint8_t *dst) {
+bool DiskIODriver_SPI_SD::readData(uint8_t * const dst) {
   chipSelect();
   return readData(dst, 512);
 }
@@ -455,7 +455,7 @@ bool DiskIODriver_SPI_SD::readData(uint8_t *dst) {
 
 #endif // SD_CHECK_AND_RETRY
 
-bool DiskIODriver_SPI_SD::readData(uint8_t *dst, const uint16_t count) {
+bool DiskIODriver_SPI_SD::readData(uint8_t * const dst, const uint16_t count) {
   bool success = false;
 
   const millis_t read_timeout = millis() + SD_READ_TIMEOUT;
@@ -487,8 +487,8 @@ bool DiskIODriver_SPI_SD::readData(uint8_t *dst, const uint16_t count) {
 }
 
 /** read CID or CSR register */
-bool DiskIODriver_SPI_SD::readRegister(const uint8_t cmd, void *buf) {
-  uint8_t *dst = reinterpret_cast<uint8_t*>(buf);
+bool DiskIODriver_SPI_SD::readRegister(const uint8_t cmd, void * const buf) {
+  uint8_t * const dst = reinterpret_cast<uint8_t*>(buf);
   if (cardCommand(cmd, 0)) {
     error(SD_CARD_ERROR_READ_REG);
     chipDeselect();
@@ -567,7 +567,7 @@ void DiskIODriver_SPI_SD::error(const uint8_t code) { errorCode_ = code; }
  * \param[in] src Pointer to the location of the data to be written.
  * \return true for success, false for failure.
  */
-bool DiskIODriver_SPI_SD::writeBlock(uint32_t blockNumber, const uint8_t *src) {
+bool DiskIODriver_SPI_SD::writeBlock(uint32_t blockNumber, const uint8_t * const src) {
   if (ENABLED(SDCARD_READONLY)) return false;
 
   #if IS_TEENSY_35_36 || IS_TEENSY_40_41
@@ -598,7 +598,7 @@ bool DiskIODriver_SPI_SD::writeBlock(uint32_t blockNumber, const uint8_t *src) {
  * \param[in] src Pointer to the location of the data to be written.
  * \return true for success, false for failure.
  */
-bool DiskIODriver_SPI_SD::writeData(const uint8_t *src) {
+bool DiskIODriver_SPI_SD::writeData(const uint8_t * const src) {
   if (ENABLED(SDCARD_READONLY)) return false;
 
   bool success = true;
@@ -613,7 +613,7 @@ bool DiskIODriver_SPI_SD::writeData(const uint8_t *src) {
 }
 
 // Send one block of data for write block or write multiple blocks
-bool DiskIODriver_SPI_SD::writeData(const uint8_t token, const uint8_t *src) {
+bool DiskIODriver_SPI_SD::writeData(const uint8_t token, const uint8_t * const src) {
   if (ENABLED(SDCARD_READONLY)) return false;
 
   const uint16_t crc = TERN(SD_CHECK_AND_RETRY, CRC_CCITT(src, 512), 0xFFFF);

Marlin/src/sd/Sd2Card.h

@@ -143,7 +143,7 @@ class DiskIODriver_SPI_SD : public DiskIODriver {
    *
    * \return true for success or false for failure.
    */
-  bool readCID(cid_t *cid) { return readRegister(CMD10, cid); }
+  bool readCID(cid_t * const cid) { return readRegister(CMD10, cid); }
 
   /**
    * Read a card's CSD register. The CSD contains Card-Specific Data that
@@ -153,18 +153,18 @@ class DiskIODriver_SPI_SD : public DiskIODriver {
    *
    * \return true for success or false for failure.
    */
-  inline bool readCSD(csd_t *csd) override { return readRegister(CMD9, csd); }
+  inline bool readCSD(csd_t * const csd) override { return readRegister(CMD9, csd); }
 
-  bool readData(uint8_t *dst) override;
+  bool readData(uint8_t * const dst) override;
   bool readStart(uint32_t blockNumber) override;
   bool readStop() override;
 
-  bool writeData(const uint8_t *src) override;
-  bool writeStart(const uint32_t blockNumber, const uint32_t eraseCount) override;
+  bool writeData(const uint8_t * const src) override;
+  bool writeStart(uint32_t blockNumber, const uint32_t eraseCount) override;
   bool writeStop() override;
 
-  bool readBlock(uint32_t block, uint8_t *dst) override;
-  bool writeBlock(uint32_t blockNumber, const uint8_t *src) override;
+  bool readBlock(uint32_t blockNumber, uint8_t * const dst) override;
+  bool writeBlock(uint32_t blockNumber, const uint8_t * const src) override;
 
   uint32_t cardSize() override;
 
@@ -187,11 +187,11 @@ class DiskIODriver_SPI_SD : public DiskIODriver {
   }
   uint8_t cardCommand(const uint8_t cmd, const uint32_t arg);
 
-  bool readData(uint8_t *dst, const uint16_t count);
-  bool readRegister(const uint8_t cmd, void *buf);
+  bool readData(uint8_t * const dst, const uint16_t count);
+  bool readRegister(const uint8_t cmd, void * const buf);
   void chipDeselect();
   void chipSelect();
   inline void type(const uint8_t value) { type_ = value; }
   bool waitNotBusy(const millis_t timeout_ms);
-  bool writeData(const uint8_t token, const uint8_t *src);
+  bool writeData(const uint8_t token, const uint8_t * const src);
 };