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rp/uart: rename state to buffered_state

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we'll add a dma state soon as well.
This commit is contained in:
pennae 2023-05-01 15:22:39 +02:00
parent 1d2f6667df
commit 19588a9e6f
2 changed files with 14 additions and 14 deletions
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24
embassy-rp/src/uart/buffered.rs
View File

@ -47,7 +47,7 @@ pub(crate) fn init_buffers<'d, T: Instance + 'd>(
tx_buffer: &'d mut [u8],
rx_buffer: &'d mut [u8],
) {
let state = T::state();
let state = T::buffered_state();
let len = tx_buffer.len();
unsafe { state.tx_buf.init(tx_buffer.as_mut_ptr(), len) };
let len = rx_buffer.len();
@ -189,7 +189,7 @@ impl<'d, T: Instance> BufferedUartRx<'d, T> {
return Poll::Ready(Ok(0));
}
let state = T::state();
let state = T::buffered_state();
let mut rx_reader = unsafe { state.rx_buf.reader() };
let n = rx_reader.pop(|data| {
let n = data.len().min(buf.len());
@ -221,7 +221,7 @@ impl<'d, T: Instance> BufferedUartRx<'d, T> {
}
loop {
let state = T::state();
let state = T::buffered_state();
let mut rx_reader = unsafe { state.rx_buf.reader() };
let n = rx_reader.pop(|data| {
let n = data.len().min(buf.len());
@ -247,7 +247,7 @@ impl<'d, T: Instance> BufferedUartRx<'d, T> {
fn fill_buf<'a>() -> impl Future<Output = Result<&'a [u8], Error>> {
poll_fn(move |cx| {
let state = T::state();
let state = T::buffered_state();
let mut rx_reader = unsafe { state.rx_buf.reader() };
let (p, n) = rx_reader.pop_buf();
if n == 0 {
@ -261,7 +261,7 @@ impl<'d, T: Instance> BufferedUartRx<'d, T> {
}
fn consume(amt: usize) {
let state = T::state();
let state = T::buffered_state();
let mut rx_reader = unsafe { state.rx_buf.reader() };
rx_reader.pop_done(amt);
@ -315,7 +315,7 @@ impl<'d, T: Instance> BufferedUartTx<'d, T> {
return Poll::Ready(Ok(0));
}
let state = T::state();
let state = T::buffered_state();
let mut tx_writer = unsafe { state.tx_buf.writer() };
let n = tx_writer.push(|data| {
let n = data.len().min(buf.len());
@ -338,7 +338,7 @@ impl<'d, T: Instance> BufferedUartTx<'d, T> {
fn flush() -> impl Future<Output = Result<(), Error>> {
poll_fn(move |cx| {
let state = T::state();
let state = T::buffered_state();
if !state.tx_buf.is_empty() {
state.tx_waker.register(cx.waker());
return Poll::Pending;
@ -354,7 +354,7 @@ impl<'d, T: Instance> BufferedUartTx<'d, T> {
}
loop {
let state = T::state();
let state = T::buffered_state();
let mut tx_writer = unsafe { state.tx_buf.writer() };
let n = tx_writer.push(|data| {
let n = data.len().min(buf.len());
@ -375,7 +375,7 @@ impl<'d, T: Instance> BufferedUartTx<'d, T> {
pub fn blocking_flush(&mut self) -> Result<(), Error> {
loop {
let state = T::state();
let state = T::buffered_state();
if state.tx_buf.is_empty() {
return Ok(());
}
@ -422,7 +422,7 @@ impl<'d, T: Instance> BufferedUartTx<'d, T> {
impl<'d, T: Instance> Drop for BufferedUartRx<'d, T> {
fn drop(&mut self) {
let state = T::state();
let state = T::buffered_state();
unsafe {
state.rx_buf.deinit();
@ -437,7 +437,7 @@ impl<'d, T: Instance> Drop for BufferedUartRx<'d, T> {
impl<'d, T: Instance> Drop for BufferedUartTx<'d, T> {
fn drop(&mut self) {
let state = T::state();
let state = T::buffered_state();
unsafe {
state.tx_buf.deinit();
@ -452,7 +452,7 @@ impl<'d, T: Instance> Drop for BufferedUartTx<'d, T> {
pub(crate) unsafe fn on_interrupt<T: Instance>(_: *mut ()) {
let r = T::regs();
let s = T::state();
let s = T::buffered_state();
unsafe {
// Clear TX and error interrupt flags

4
embassy-rp/src/uart/mod.rs
View File

@ -763,7 +763,7 @@ mod sealed {
fn regs() -> pac::uart::Uart;
#[cfg(feature = "nightly")]
fn state() -> &'static buffered::State;
fn buffered_state() -> &'static buffered::State;
}
pub trait TxPin<T: Instance> {}
pub trait RxPin<T: Instance> {}
@ -801,7 +801,7 @@ macro_rules! impl_instance {
}
#[cfg(feature = "nightly")]
fn state() -> &'static buffered::State {
fn buffered_state() -> &'static buffered::State {
static STATE: buffered::State = buffered::State::new();
&STATE
}