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stm32/dma: refactor.

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This commit is contained in:
Dario Nieuwenhuis
2023-04-17 00:04:54 +02:00
parent 46227bec1e
commit 173c65b543
14 changed files with 1025 additions and 1092 deletions
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23
embassy-stm32/src/spi/mod.rs
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@ -421,8 +421,7 @@ impl<'d, T: Instance, Tx, Rx> Spi<'d, T, Tx, Rx> {
let tx_request = self.txdma.request();
let tx_dst = T::REGS.tx_ptr();
unsafe { self.txdma.start_write(tx_request, data, tx_dst, Default::default()) }
let tx_f = Transfer::new(&mut self.txdma);
let tx_f = unsafe { Transfer::new_write(&mut self.txdma, tx_request, data, tx_dst, Default::default()) };
unsafe {
set_txdmaen(T::REGS, true);
@ -468,13 +467,21 @@ impl<'d, T: Instance, Tx, Rx> Spi<'d, T, Tx, Rx> {
let rx_request = self.rxdma.request();
let rx_src = T::REGS.rx_ptr();
unsafe { self.rxdma.start_read(rx_request, rx_src, data, Default::default()) };
let rx_f = Transfer::new(&mut self.rxdma);
let rx_f = unsafe { Transfer::new_read(&mut self.rxdma, rx_request, rx_src, data, Default::default()) };
let tx_request = self.txdma.request();
let tx_dst = T::REGS.tx_ptr();
let clock_byte = 0x00u8;
let tx_f = crate::dma::write_repeated(&mut self.txdma, tx_request, &clock_byte, clock_byte_count, tx_dst);
let tx_f = unsafe {
Transfer::new_write_repeated(
&mut self.txdma,
tx_request,
&clock_byte,
clock_byte_count,
tx_dst,
Default::default(),
)
};
unsafe {
set_txdmaen(T::REGS, true);
@ -521,13 +528,11 @@ impl<'d, T: Instance, Tx, Rx> Spi<'d, T, Tx, Rx> {
let rx_request = self.rxdma.request();
let rx_src = T::REGS.rx_ptr();
unsafe { self.rxdma.start_read(rx_request, rx_src, read, Default::default()) };
let rx_f = Transfer::new(&mut self.rxdma);
let rx_f = unsafe { Transfer::new_read_raw(&mut self.rxdma, rx_request, rx_src, read, Default::default()) };
let tx_request = self.txdma.request();
let tx_dst = T::REGS.tx_ptr();
unsafe { self.txdma.start_write(tx_request, write, tx_dst, Default::default()) }
let tx_f = Transfer::new(&mut self.txdma);
let tx_f = unsafe { Transfer::new_write_raw(&mut self.txdma, tx_request, write, tx_dst, Default::default()) };
unsafe {
set_txdmaen(T::REGS, true);