cleanup

Author: kilograham

src/rp2_common/hardware_i2c/include/hardware/i2c.h

@@ -316,7 +316,7 @@ static inline void i2c_read_raw_blocking(i2c_inst_t *i2c, uint8_t *dst, size_t l
  *  \ingroup hardware_i2c
  *
  * \param i2c Either \ref i2c0 or \ref i2c1
- * \param is_tx true for sending data to the I2C instance, false for received data from the I2C instance
+ * \param is_tx true for sending data to the I2C instance, false for receiving data from the I2C instance
  */
 static inline uint i2c_get_dreq(i2c_inst_t *i2c, bool is_tx) {
     static_assert(DREQ_I2C0_RX == DREQ_I2C0_TX + 1, "");

src/rp2_common/hardware_pio/include/hardware/pio.h

@@ -444,11 +444,11 @@ static inline void pio_gpio_init(PIO pio, uint pin) {
  * \param is_tx true for sending data to the state machine, false for received data from the state machine
  */
 static inline uint pio_get_dreq(PIO pio, uint sm, bool is_tx) {
-    static_assert(DREQ_PIO0_TX1 - DREQ_PIO0_TX0 == 1, "");
-    static_assert(DREQ_PIO0_TX2 - DREQ_PIO0_TX0 == 2, "");
-    static_assert(DREQ_PIO0_TX3 - DREQ_PIO0_TX0 == 3, "");
-    static_assert(DREQ_PIO0_RX0 - DREQ_PIO0_TX0 == NUM_PIO_STATE_MACHINES, "");
-    static_assert(DREQ_PIO1_RX0 - DREQ_PIO1_TX0 == NUM_PIO_STATE_MACHINES, "");
+    static_assert(DREQ_PIO0_TX1 == DREQ_PIO0_TX0 + 1, "");
+    static_assert(DREQ_PIO0_TX2 == DREQ_PIO0_TX0 + 2, "");
+    static_assert(DREQ_PIO0_TX3 == DREQ_PIO0_TX0 + 3, "");
+    static_assert(DREQ_PIO0_RX0 == DREQ_PIO0_TX0 + NUM_PIO_STATE_MACHINES, "");
+    static_assert(DREQ_PIO1_RX0 == DREQ_PIO1_TX0 + NUM_PIO_STATE_MACHINES, "");
     check_pio_param(pio);
     check_sm_param(sm);
     return sm + (is_tx ? 0 : NUM_PIO_STATE_MACHINES) + (pio == pio0 ? DREQ_PIO0_TX0 : DREQ_PIO1_TX0);