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Merge pull request #1706 from mattico/timeouti2c-lifetime

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TimeoutI2c: allow ref to live shorter than peripheral
This commit is contained in:
Dario Nieuwenhuis 2023-07-28 23:08:06 +00:00 committed by GitHub
commit fcbfd224a7
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1 changed files with 11 additions and 9 deletions
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20
embassy-stm32/src/i2c/timeout.rs
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@ -6,8 +6,8 @@ use super::{Error, I2c, Instance};
///
/// This is useful for recovering from a shorted bus or a device stuck in a clock stretching state.
/// A regular [I2c] would freeze until condition is removed.
pub struct TimeoutI2c<'d, T: Instance, TXDMA, RXDMA> {
i2c: &'d mut I2c<'d, T, TXDMA, RXDMA>,
pub struct TimeoutI2c<'a, 'd: 'a, T: Instance, TXDMA, RXDMA> {
i2c: &'a mut I2c<'d, T, TXDMA, RXDMA>,
timeout: Duration,
}
@ -22,8 +22,8 @@ fn timeout_fn(timeout: Duration) -> impl Fn() -> Result<(), Error> {
}
}
impl<'d, T: Instance, TXDMA, RXDMA> TimeoutI2c<'d, T, TXDMA, RXDMA> {
pub fn new(i2c: &'d mut I2c<'d, T, TXDMA, RXDMA>, timeout: Duration) -> Self {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> TimeoutI2c<'a, 'd, T, TXDMA, RXDMA> {
pub fn new(i2c: &'a mut I2c<'d, T, TXDMA, RXDMA>, timeout: Duration) -> Self {
Self { i2c, timeout }
}
@ -65,7 +65,7 @@ impl<'d, T: Instance, TXDMA, RXDMA> TimeoutI2c<'d, T, TXDMA, RXDMA> {
}
}
impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Read for TimeoutI2c<'d, T, TXDMA, RXDMA> {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Read for TimeoutI2c<'a, 'd, T, TXDMA, RXDMA> {
type Error = Error;
fn read(&mut self, addr: u8, read: &mut [u8]) -> Result<(), Self::Error> {
@ -73,7 +73,7 @@ impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Read for Tim
}
}
impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Write for TimeoutI2c<'d, T, TXDMA, RXDMA> {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Write for TimeoutI2c<'a, 'd, T, TXDMA, RXDMA> {
type Error = Error;
fn write(&mut self, addr: u8, write: &[u8]) -> Result<(), Self::Error> {
@ -81,7 +81,9 @@ impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::Write for Ti
}
}
impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::WriteRead for TimeoutI2c<'d, T, TXDMA, RXDMA> {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::WriteRead
for TimeoutI2c<'a, 'd, T, TXDMA, RXDMA>
{
type Error = Error;
fn write_read(&mut self, addr: u8, write: &[u8], read: &mut [u8]) -> Result<(), Self::Error> {
@ -93,11 +95,11 @@ impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_02::blocking::i2c::WriteRead fo
mod eh1 {
use super::*;
impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::ErrorType for TimeoutI2c<'d, T, TXDMA, RXDMA> {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::ErrorType for TimeoutI2c<'a, 'd, T, TXDMA, RXDMA> {
type Error = Error;
}
impl<'d, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::I2c for TimeoutI2c<'d, T, TXDMA, RXDMA> {
impl<'a, 'd, T: Instance, TXDMA, RXDMA> embedded_hal_1::i2c::I2c for TimeoutI2c<'a, 'd, T, TXDMA, RXDMA> {
fn read(&mut self, address: u8, read: &mut [u8]) -> Result<(), Self::Error> {
self.blocking_read(address, read)
}