stm32/ipcc: minor cleanup

This commit is contained in:
xoviat 2023-06-18 10:10:05 -05:00
parent 39334f7280
commit 748d1ea89d

View File

@ -122,7 +122,6 @@ impl Ipcc {
let regs = IPCC::regs();
Self::flush(channel).await;
compiler_fence(Ordering::SeqCst);
f();
@ -138,7 +137,7 @@ impl Ipcc {
// This is a race, but is nice for debugging
if unsafe { regs.cpu(0).sr().read() }.chf(channel as usize) {
trace!("ipcc: ch {}: wait for tx free", channel as u8);
trace!("ipcc: ch {}: wait for tx free", channel as u8);
}
poll_fn(|cx| {
@ -167,7 +166,7 @@ impl Ipcc {
loop {
// This is a race, but is nice for debugging
if !unsafe { regs.cpu(1).sr().read() }.chf(channel as usize) {
trace!("ipcc: ch {}: wait for rx occupied", channel as u8);
trace!("ipcc: ch {}: wait for rx occupied", channel as u8);
}
poll_fn(|cx| {
@ -188,8 +187,7 @@ impl Ipcc {
})
.await;
trace!("ipcc: ch {}: read data", channel as u8);
compiler_fence(Ordering::SeqCst);
trace!("ipcc: ch {}: read data", channel as u8);
match f() {
Some(ret) => return ret,
@ -239,7 +237,7 @@ pub(crate) mod sealed {
}
}
pub fn rx_waker_for(&self, channel: IpccChannel) -> &AtomicWaker {
pub const fn rx_waker_for(&self, channel: IpccChannel) -> &AtomicWaker {
match channel {
IpccChannel::Channel1 => &self.rx_wakers[0],
IpccChannel::Channel2 => &self.rx_wakers[1],
@ -250,7 +248,7 @@ pub(crate) mod sealed {
}
}
pub fn tx_waker_for(&self, channel: IpccChannel) -> &AtomicWaker {
pub const fn tx_waker_for(&self, channel: IpccChannel) -> &AtomicWaker {
match channel {
IpccChannel::Channel1 => &self.tx_wakers[0],
IpccChannel::Channel2 => &self.tx_wakers[1],