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Remove AF_NUM const from pin traits, only use af_num fn

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This commit is contained in:
Dario Nieuwenhuis 2021-05-15 03:07:37 +02:00
parent e63c4bde0b
commit 180ca48d34
3 changed files with 25 additions and 51 deletions
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23
embassy-stm32/src/spi/mod.rs
View file

@ -6,6 +6,8 @@ mod spi;
pub use spi::*;
use crate::gpio::Pin;
pub enum Error {
Framing,
Crc,
@ -41,32 +43,21 @@ impl Default for Config {
pub(crate) mod sealed {
use super::*;
use crate::gpio::Pin;
use embassy::util::AtomicWaker;
pub trait Instance {
fn regs() -> &'static crate::pac::spi::Spi;
}
pub trait SckPin<T: Instance>: Pin {
const AF: u8;
fn af(&self) -> u8 {
Self::AF
}
fn af_num(&self) -> u8;
}
pub trait MosiPin<T: Instance>: Pin {
const AF: u8;
fn af(&self) -> u8 {
Self::AF
}
fn af_num(&self) -> u8;
}
pub trait MisoPin<T: Instance>: Pin {
const AF: u8;
fn af(&self) -> u8 {
Self::AF
}
fn af_num(&self) -> u8;
}
}
@ -95,7 +86,9 @@ macro_rules! impl_spi_pin {
impl crate::spi::$pin_func<peripherals::$inst> for peripherals::$pin {}
impl crate::spi::sealed::$pin_func<peripherals::$inst> for peripherals::$pin {
const AF: u8 = $af;
fn af_num(&self) -> u8 {
$af
}
}
};
}

6
embassy-stm32/src/spi/spi_v1.rs
View file

@ -43,9 +43,9 @@ impl<'d, T: Instance> Spi<'d, T> {
unborrow!(peri, sck, mosi, miso);
unsafe {
sck.set_as_af(sck.af());
mosi.set_as_af(mosi.af());
miso.set_as_af(miso.af());
sck.set_as_af(sck.af_num());
mosi.set_as_af(mosi.af_num());
miso.set_as_af(miso.af_num());
}
let sck = sck.degrade();

47
embassy-stm32/src/usart.rs
View file

@ -56,20 +56,20 @@ pub(crate) mod sealed {
pub trait Instance {
fn regs(&self) -> Usart;
}
pub trait RxPin<T: Instance>: OptionalPin {
const AF_NUM: u8;
pub trait RxPin<T: Instance>: Pin {
fn af_num(&self) -> u8;
}
pub trait TxPin<T: Instance>: OptionalPin {
const AF_NUM: u8;
pub trait TxPin<T: Instance>: Pin {
fn af_num(&self) -> u8;
}
pub trait CtsPin<T: Instance>: OptionalPin {
const AF_NUM: u8;
pub trait CtsPin<T: Instance>: Pin {
fn af_num(&self) -> u8;
}
pub trait RtsPin<T: Instance>: OptionalPin {
const AF_NUM: u8;
pub trait RtsPin<T: Instance>: Pin {
fn af_num(&self) -> u8;
}
pub trait CkPin<T: Instance>: OptionalPin {
const AF_NUM: u8;
pub trait CkPin<T: Instance>: Pin {
fn af_num(&self) -> u8;
}
}
pub trait Instance: sealed::Instance {}
@ -79,27 +79,6 @@ pub trait CtsPin<T: Instance>: sealed::CtsPin<T> {}
pub trait RtsPin<T: Instance>: sealed::RtsPin<T> {}
pub trait CkPin<T: Instance>: sealed::CkPin<T> {}
impl<T: Instance> sealed::RxPin<T> for NoPin {
const AF_NUM: u8 = 0;
}
impl<T: Instance> RxPin<T> for NoPin {}
impl<T: Instance> sealed::TxPin<T> for NoPin {
const AF_NUM: u8 = 0;
}
impl<T: Instance> TxPin<T> for NoPin {}
impl<T: Instance> sealed::CtsPin<T> for NoPin {
const AF_NUM: u8 = 0;
}
impl<T: Instance> CtsPin<T> for NoPin {}
impl<T: Instance> sealed::RtsPin<T> for NoPin {
const AF_NUM: u8 = 0;
}
impl<T: Instance> RtsPin<T> for NoPin {}
impl<T: Instance> sealed::CkPin<T> for NoPin {
const AF_NUM: u8 = 0;
}
impl<T: Instance> CkPin<T> for NoPin {}
macro_rules! impl_usart {
($inst:ident) => {
impl crate::usart::sealed::Instance for peripherals::$inst {
@ -112,9 +91,11 @@ macro_rules! impl_usart {
}
macro_rules! impl_usart_pin {
($inst:ident, $func:ident, $pin:ident, $num:expr) => {
($inst:ident, $func:ident, $pin:ident, $af:expr) => {
impl crate::usart::sealed::$func<peripherals::$inst> for peripherals::$pin {
const AF_NUM: u8 = $num;
fn af_num(&self) -> u8 {
$af
}
}
impl crate::usart::$func<peripherals::$inst> for peripherals::$pin {}
};