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Merge pull request #2602 from embassy-rs/peripheralref-no-derefmut

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hal-internal: remove impl DerefMut for PeripheralRef.
This commit is contained in:
Dario Nieuwenhuis 2024-02-20 13:51:01 +00:00 committed by GitHub
commit 55187c7276
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GPG key ID: B5690EEEBB952194
6 changed files with 43 additions and 50 deletions
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11
embassy-hal-internal/src/peripheral.rs
View file

@ -1,5 +1,5 @@
use core::marker::PhantomData;
use core::ops::{Deref, DerefMut};
use core::ops::Deref;
/// An exclusive reference to a peripheral.
///
@ -86,13 +86,6 @@ impl<'a, T> Deref for PeripheralRef<'a, T> {
}
}
impl<'a, T> DerefMut for PeripheralRef<'a, T> {
#[inline]
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.inner
}
}
/// Trait for any type that can be used as a peripheral of type `P`.
///
/// This is used in driver constructors, to allow passing either owned peripherals (e.g. `TWISPI0`),
@ -162,7 +155,7 @@ pub trait Peripheral: Sized {
}
}
impl<'b, T: DerefMut> Peripheral for T
impl<'b, T: Deref> Peripheral for T
where
T::Target: Peripheral,
{

6
embassy-stm32/src/dma/bdma.rs
View file

@ -299,7 +299,7 @@ impl<'a, C: Channel> Transfer<'a, C> {
STATE.complete_count[this.channel.index()].store(0, Ordering::Release);
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
ch.par().write_value(peri_addr as u32);
ch.mar().write_value(mem_addr as u32);
@ -483,7 +483,7 @@ impl<'a, C: Channel, W: Word> ReadableRingBuffer<'a, C, W> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
let ch = dma.ch(channel_number);
ch.par().write_value(peri_addr as u32);
@ -641,7 +641,7 @@ impl<'a, C: Channel, W: Word> WritableRingBuffer<'a, C, W> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
let ch = dma.ch(channel_number);
ch.par().write_value(peri_addr as u32);

8
embassy-stm32/src/dma/dma.rs
View file

@ -366,7 +366,7 @@ impl<'a, C: Channel> Transfer<'a, C> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
ch.par().write_value(peri_addr as u32);
ch.m0ar().write_value(mem_addr as u32);
@ -522,7 +522,7 @@ impl<'a, C: Channel, W: Word> DoubleBuffered<'a, C, W> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
let ch = dma.st(channel_number);
ch.par().write_value(peri_addr as u32);
@ -726,7 +726,7 @@ impl<'a, C: Channel, W: Word> ReadableRingBuffer<'a, C, W> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
let ch = dma.st(channel_number);
ch.par().write_value(peri_addr as u32);
@ -901,7 +901,7 @@ impl<'a, C: Channel, W: Word> WritableRingBuffer<'a, C, W> {
this.clear_irqs();
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, _request);
super::dmamux::configure_dmamux(&*this.channel, _request);
let ch = dma.st(channel_number);
ch.par().write_value(peri_addr as u32);

2
embassy-stm32/src/dma/dmamux.rs
View file

@ -2,7 +2,7 @@
use crate::{pac, peripherals};
pub(crate) fn configure_dmamux<M: MuxChannel>(channel: &mut M, request: u8) {
pub(crate) fn configure_dmamux<M: MuxChannel>(channel: &M, request: u8) {
let ch_mux_regs = channel.mux_regs().ccr(channel.mux_num());
ch_mux_regs.write(|reg| {
reg.set_nbreq(0);

2
embassy-stm32/src/dma/gpdma.rs
View file

@ -259,7 +259,7 @@ impl<'a, C: Channel> Transfer<'a, C> {
let this = Self { channel };
#[cfg(dmamux)]
super::dmamux::configure_dmamux(&mut *this.channel, request);
super::dmamux::configure_dmamux(&*this.channel, request);
ch.cr().write(|w| w.set_reset(true));
ch.fcr().write(|w| w.0 = 0xFFFF_FFFF); // clear all irqs

64
embassy-stm32/src/timer/mod.rs
View file

@ -65,17 +65,17 @@ pub(crate) mod sealed {
fn regs_core() -> crate::pac::timer::TimCore;
/// Start the timer.
fn start(&mut self) {
fn start(&self) {
Self::regs_core().cr1().modify(|r| r.set_cen(true));
}
/// Stop the timer.
fn stop(&mut self) {
fn stop(&self) {
Self::regs_core().cr1().modify(|r| r.set_cen(false));
}
/// Reset the counter value to 0
fn reset(&mut self) {
fn reset(&self) {
Self::regs_core().cnt().write(|r| r.set_cnt(0));
}
@ -85,7 +85,7 @@ pub(crate) mod sealed {
/// the timer counter will wrap around at the same frequency as is being set.
/// In center-aligned mode (which not all timers support), the wrap-around frequency is effectively halved
/// because it needs to count up and down.
fn set_frequency(&mut self, frequency: Hertz) {
fn set_frequency(&self, frequency: Hertz) {
let f = frequency.0;
let timer_f = Self::frequency().0;
assert!(f > 0);
@ -108,7 +108,7 @@ pub(crate) mod sealed {
/// Clear update interrupt.
///
/// Returns whether the update interrupt flag was set.
fn clear_update_interrupt(&mut self) -> bool {
fn clear_update_interrupt(&self) -> bool {
let regs = Self::regs_core();
let sr = regs.sr().read();
if sr.uif() {
@ -122,12 +122,12 @@ pub(crate) mod sealed {
}
/// Enable/disable the update interrupt.
fn enable_update_interrupt(&mut self, enable: bool) {
fn enable_update_interrupt(&self, enable: bool) {
Self::regs_core().dier().modify(|r| r.set_uie(enable));
}
/// Enable/disable autoreload preload.
fn set_autoreload_preload(&mut self, enable: bool) {
fn set_autoreload_preload(&self, enable: bool) {
Self::regs_core().cr1().modify(|r| r.set_arpe(enable));
}
@ -154,7 +154,7 @@ pub(crate) mod sealed {
fn regs_basic_no_cr2() -> crate::pac::timer::TimBasicNoCr2;
/// Enable/disable the update dma.
fn enable_update_dma(&mut self, enable: bool) {
fn enable_update_dma(&self, enable: bool) {
Self::regs_basic_no_cr2().dier().modify(|r| r.set_ude(enable));
}
@ -186,7 +186,7 @@ pub(crate) mod sealed {
fn regs_1ch() -> crate::pac::timer::Tim1ch;
/// Set clock divider.
fn set_clock_division(&mut self, ckd: vals::Ckd) {
fn set_clock_division(&self, ckd: vals::Ckd) {
Self::regs_1ch().cr1().modify(|r| r.set_ckd(ckd));
}
@ -218,7 +218,7 @@ pub(crate) mod sealed {
fn regs_gp16() -> crate::pac::timer::TimGp16;
/// Set counting mode.
fn set_counting_mode(&mut self, mode: CountingMode) {
fn set_counting_mode(&self, mode: CountingMode) {
let (cms, dir) = mode.into();
let timer_enabled = Self::regs_core().cr1().read().cen();
@ -237,7 +237,7 @@ pub(crate) mod sealed {
}
/// Set input capture filter.
fn set_input_capture_filter(&mut self, channel: Channel, icf: vals::FilterValue) {
fn set_input_capture_filter(&self, channel: Channel, icf: vals::FilterValue) {
let raw_channel = channel.index();
Self::regs_gp16()
.ccmr_input(raw_channel / 2)
@ -245,17 +245,17 @@ pub(crate) mod sealed {
}
/// Clear input interrupt.
fn clear_input_interrupt(&mut self, channel: Channel) {
fn clear_input_interrupt(&self, channel: Channel) {
Self::regs_gp16().sr().modify(|r| r.set_ccif(channel.index(), false));
}
/// Enable input interrupt.
fn enable_input_interrupt(&mut self, channel: Channel, enable: bool) {
fn enable_input_interrupt(&self, channel: Channel, enable: bool) {
Self::regs_gp16().dier().modify(|r| r.set_ccie(channel.index(), enable));
}
/// Set input capture prescaler.
fn set_input_capture_prescaler(&mut self, channel: Channel, factor: u8) {
fn set_input_capture_prescaler(&self, channel: Channel, factor: u8) {
let raw_channel = channel.index();
Self::regs_gp16()
.ccmr_input(raw_channel / 2)
@ -263,7 +263,7 @@ pub(crate) mod sealed {
}
/// Set input TI selection.
fn set_input_ti_selection(&mut self, channel: Channel, tisel: InputTISelection) {
fn set_input_ti_selection(&self, channel: Channel, tisel: InputTISelection) {
let raw_channel = channel.index();
Self::regs_gp16()
.ccmr_input(raw_channel / 2)
@ -271,7 +271,7 @@ pub(crate) mod sealed {
}
/// Set input capture mode.
fn set_input_capture_mode(&mut self, channel: Channel, mode: InputCaptureMode) {
fn set_input_capture_mode(&self, channel: Channel, mode: InputCaptureMode) {
Self::regs_gp16().ccer().modify(|r| match mode {
InputCaptureMode::Rising => {
r.set_ccnp(channel.index(), false);
@ -289,7 +289,7 @@ pub(crate) mod sealed {
}
/// Set output compare mode.
fn set_output_compare_mode(&mut self, channel: Channel, mode: OutputCompareMode) {
fn set_output_compare_mode(&self, channel: Channel, mode: OutputCompareMode) {
let raw_channel: usize = channel.index();
Self::regs_gp16()
.ccmr_output(raw_channel / 2)
@ -297,14 +297,14 @@ pub(crate) mod sealed {
}
/// Set output polarity.
fn set_output_polarity(&mut self, channel: Channel, polarity: OutputPolarity) {
fn set_output_polarity(&self, channel: Channel, polarity: OutputPolarity) {
Self::regs_gp16()
.ccer()
.modify(|w| w.set_ccp(channel.index(), polarity.into()));
}
/// Enable/disable a channel.
fn enable_channel(&mut self, channel: Channel, enable: bool) {
fn enable_channel(&self, channel: Channel, enable: bool) {
Self::regs_gp16().ccer().modify(|w| w.set_cce(channel.index(), enable));
}
@ -314,12 +314,12 @@ pub(crate) mod sealed {
}
/// Set compare value for a channel.
fn set_compare_value(&mut self, channel: Channel, value: u16) {
fn set_compare_value(&self, channel: Channel, value: u16) {
Self::regs_gp16().ccr(channel.index()).modify(|w| w.set_ccr(value));
}
/// Get capture value for a channel.
fn get_capture_value(&mut self, channel: Channel) -> u16 {
fn get_capture_value(&self, channel: Channel) -> u16 {
Self::regs_gp16().ccr(channel.index()).read().ccr()
}
@ -329,7 +329,7 @@ pub(crate) mod sealed {
}
/// Set output compare preload.
fn set_output_compare_preload(&mut self, channel: Channel, preload: bool) {
fn set_output_compare_preload(&self, channel: Channel, preload: bool) {
let channel_index = channel.index();
Self::regs_gp16()
.ccmr_output(channel_index / 2)
@ -342,7 +342,7 @@ pub(crate) mod sealed {
}
/// Set capture compare DMA selection
fn set_cc_dma_selection(&mut self, ccds: super::vals::Ccds) {
fn set_cc_dma_selection(&self, ccds: super::vals::Ccds) {
Self::regs_gp16().cr2().modify(|w| w.set_ccds(ccds))
}
@ -352,7 +352,7 @@ pub(crate) mod sealed {
}
/// Set capture compare DMA enable state
fn set_cc_dma_enable_state(&mut self, channel: Channel, ccde: bool) {
fn set_cc_dma_enable_state(&self, channel: Channel, ccde: bool) {
Self::regs_gp16().dier().modify(|w| w.set_ccde(channel.index(), ccde))
}
}
@ -369,7 +369,7 @@ pub(crate) mod sealed {
fn regs_gp32() -> crate::pac::timer::TimGp32;
/// Set timer frequency.
fn set_frequency(&mut self, frequency: Hertz) {
fn set_frequency(&self, frequency: Hertz) {
let f = frequency.0;
assert!(f > 0);
let timer_f = Self::frequency().0;
@ -398,12 +398,12 @@ pub(crate) mod sealed {
}
/// Set comapre value for a channel.
fn set_compare_value(&mut self, channel: Channel, value: u32) {
fn set_compare_value(&self, channel: Channel, value: u32) {
Self::regs_gp32().ccr(channel.index()).modify(|w| w.set_ccr(value));
}
/// Get capture value for a channel.
fn get_capture_value(&mut self, channel: Channel) -> u32 {
fn get_capture_value(&self, channel: Channel) -> u32 {
Self::regs_gp32().ccr(channel.index()).read().ccr()
}
@ -430,17 +430,17 @@ pub(crate) mod sealed {
fn regs_1ch_cmp() -> crate::pac::timer::Tim1chCmp;
/// Set clock divider for the dead time.
fn set_dead_time_clock_division(&mut self, value: vals::Ckd) {
fn set_dead_time_clock_division(&self, value: vals::Ckd) {
Self::regs_1ch_cmp().cr1().modify(|w| w.set_ckd(value));
}
/// Set dead time, as a fraction of the max duty value.
fn set_dead_time_value(&mut self, value: u8) {
fn set_dead_time_value(&self, value: u8) {
Self::regs_1ch_cmp().bdtr().modify(|w| w.set_dtg(value));
}
/// Enable timer outputs.
fn enable_outputs(&mut self) {
fn enable_outputs(&self) {
Self::regs_1ch_cmp().bdtr().modify(|w| w.set_moe(true));
}
}
@ -468,14 +468,14 @@ pub(crate) mod sealed {
fn regs_advanced() -> crate::pac::timer::TimAdv;
/// Set complementary output polarity.
fn set_complementary_output_polarity(&mut self, channel: Channel, polarity: OutputPolarity) {
fn set_complementary_output_polarity(&self, channel: Channel, polarity: OutputPolarity) {
Self::regs_advanced()
.ccer()
.modify(|w| w.set_ccnp(channel.index(), polarity.into()));
}
/// Enable/disable a complementary channel.
fn enable_complementary_channel(&mut self, channel: Channel, enable: bool) {
fn enable_complementary_channel(&self, channel: Channel, enable: bool) {
Self::regs_advanced()
.ccer()
.modify(|w| w.set_ccne(channel.index(), enable));