refactored some components

stm32h7/spi/SpiCookie.cpp

@@ -68,3 +68,11 @@ void SpiCookie::deleteMspCfg() {
 spi::TransferModes SpiCookie::getTransferMode() const {
     return transferMode;
 }
+
+void SpiCookie::setTransferState(spi::TransferStates transferState) {
+    this->transferState = transferState;
+}
+
+spi::TransferStates SpiCookie::getTransferState() const {
+    return this->transferState;
+}