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Add Copy and 'static constraint to Word type in SPI structs

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Ragarnoy 2024-04-30 02:19:28 +02:00 committed by Dario Nieuwenhuis
parent 6df737a48c
commit 02ee59fa1e
1 changed files with 9 additions and 4 deletions
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13
embassy-embedded-hal/src/shared_bus/blocking/spi.rs
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@ -28,13 +28,13 @@ use crate::shared_bus::SpiDeviceError;
use crate::SetConfig; use crate::SetConfig;
/// SPI device on a shared bus. /// SPI device on a shared bus.
pub struct SpiDevice<'a, M: RawMutex, BUS, CS, Word> { pub struct SpiDevice<'a, M: RawMutex, BUS, CS, Word: Copy + 'static = u8> {
bus: &'a Mutex<M, RefCell<BUS>>, bus: &'a Mutex<M, RefCell<BUS>>,
cs: CS, cs: CS,
_word: core::marker::PhantomData<Word>, _word: core::marker::PhantomData<Word>,
} }
impl<'a, M: RawMutex, BUS, CS, Word> SpiDevice<'a, M, BUS, CS, Word> { impl<'a, M: RawMutex, BUS, CS, Word: Copy + 'static> SpiDevice<'a, M, BUS, CS, Word> {
/// Create a new `SpiDevice`. /// Create a new `SpiDevice`.
pub fn new(bus: &'a Mutex<M, RefCell<BUS>>, cs: CS) -> Self { pub fn new(bus: &'a Mutex<M, RefCell<BUS>>, cs: CS) -> Self {
Self { Self {
@ -49,6 +49,7 @@ impl<'a, M: RawMutex, BUS, CS, Word> spi::ErrorType for SpiDevice<'a, M, BUS, CS
where where
BUS: spi::ErrorType, BUS: spi::ErrorType,
CS: OutputPin, CS: OutputPin,
Word: Copy + 'static,
{ {
type Error = SpiDeviceError<BUS::Error, CS::Error>; type Error = SpiDeviceError<BUS::Error, CS::Error>;
} }
@ -102,6 +103,7 @@ where
M: RawMutex, M: RawMutex,
BUS: embedded_hal_02::blocking::spi::Transfer<u8, Error = BusErr>, BUS: embedded_hal_02::blocking::spi::Transfer<u8, Error = BusErr>,
CS: OutputPin<Error = CsErr>, CS: OutputPin<Error = CsErr>,
Word: Copy + 'static,
{ {
type Error = SpiDeviceError<BusErr, CsErr>; type Error = SpiDeviceError<BusErr, CsErr>;
fn transfer<'w>(&mut self, words: &'w mut [u8]) -> Result<&'w [u8], Self::Error> { fn transfer<'w>(&mut self, words: &'w mut [u8]) -> Result<&'w [u8], Self::Error> {
@ -122,6 +124,7 @@ where
M: RawMutex, M: RawMutex,
BUS: embedded_hal_02::blocking::spi::Write<u8, Error = BusErr>, BUS: embedded_hal_02::blocking::spi::Write<u8, Error = BusErr>,
CS: OutputPin<Error = CsErr>, CS: OutputPin<Error = CsErr>,
Word: Copy + 'static,
{ {
type Error = SpiDeviceError<BusErr, CsErr>; type Error = SpiDeviceError<BusErr, CsErr>;
@ -144,6 +147,7 @@ where
M: RawMutex, M: RawMutex,
BUS: embedded_hal_02::blocking::spi::Transfer<u16, Error = BusErr>, BUS: embedded_hal_02::blocking::spi::Transfer<u16, Error = BusErr>,
CS: OutputPin<Error = CsErr>, CS: OutputPin<Error = CsErr>,
Word: Copy + 'static,
{ {
type Error = SpiDeviceError<BusErr, CsErr>; type Error = SpiDeviceError<BusErr, CsErr>;
fn transfer<'w>(&mut self, words: &'w mut [u16]) -> Result<&'w [u16], Self::Error> { fn transfer<'w>(&mut self, words: &'w mut [u16]) -> Result<&'w [u16], Self::Error> {
@ -164,6 +168,7 @@ where
M: RawMutex, M: RawMutex,
BUS: embedded_hal_02::blocking::spi::Write<u16, Error = BusErr>, BUS: embedded_hal_02::blocking::spi::Write<u16, Error = BusErr>,
CS: OutputPin<Error = CsErr>, CS: OutputPin<Error = CsErr>,
Word: Copy + 'static,
{ {
type Error = SpiDeviceError<BusErr, CsErr>; type Error = SpiDeviceError<BusErr, CsErr>;
@ -185,14 +190,14 @@ where
/// This is like [`SpiDevice`], with an additional bus configuration that's applied /// This is like [`SpiDevice`], with an additional bus configuration that's applied
/// to the bus before each use using [`SetConfig`]. This allows different /// to the bus before each use using [`SetConfig`]. This allows different
/// devices on the same bus to use different communication settings. /// devices on the same bus to use different communication settings.
pub struct SpiDeviceWithConfig<'a, M: RawMutex, BUS: SetConfig, CS, Word> { pub struct SpiDeviceWithConfig<'a, M: RawMutex, BUS: SetConfig, CS, Word: Copy + 'static = u8> {
bus: &'a Mutex<M, RefCell<BUS>>, bus: &'a Mutex<M, RefCell<BUS>>,
cs: CS, cs: CS,
config: BUS::Config, config: BUS::Config,
_word: core::marker::PhantomData<Word>, _word: core::marker::PhantomData<Word>,
} }
impl<'a, M: RawMutex, BUS: SetConfig, CS, Word> SpiDeviceWithConfig<'a, M, BUS, CS, Word> { impl<'a, M: RawMutex, BUS: SetConfig, CS, Word: Copy + 'static> SpiDeviceWithConfig<'a, M, BUS, CS, Word> {
/// Create a new `SpiDeviceWithConfig`. /// Create a new `SpiDeviceWithConfig`.
pub fn new(bus: &'a Mutex<M, RefCell<BUS>>, cs: CS, config: BUS::Config) -> Self { pub fn new(bus: &'a Mutex<M, RefCell<BUS>>, cs: CS, config: BUS::Config) -> Self {
Self { Self {