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nrf/qspi: do not panic when canceling futures.

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This commit is contained in:
Dario Nieuwenhuis
2023-02-10 22:47:17 +01:00
parent 023b0d5b22
commit 4c4e923e05
1 changed files with 16 additions and 16 deletions
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32
embassy-nrf/src/qspi.rs
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@@ -6,7 +6,7 @@ use core::future::poll_fn;
use core::ptr;
use core::task::Poll;
use embassy_hal_common::drop::DropBomb;
use embassy_hal_common::drop::OnDrop;
use embassy_hal_common::{into_ref, PeripheralRef};
use crate::gpio::{self, Pin as GpioPin};
@@ -190,7 +190,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
// Enable it
r.enable.write(|w| w.enable().enabled());
let mut res = Self {
let res = Self {
dpm_enabled: config.deep_power_down.is_some(),
irq,
};
@@ -200,7 +200,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
r.tasks_activate.write(|w| w.tasks_activate().bit(true));
res.blocking_wait_ready();
Self::blocking_wait_ready();
res
}
@@ -217,7 +217,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
/// Do a custom QSPI instruction.
pub async fn custom_instruction(&mut self, opcode: u8, req: &[u8], resp: &mut [u8]) -> Result<(), Error> {
let bomb = DropBomb::new();
let ondrop = OnDrop::new(Self::blocking_wait_ready);
let len = core::cmp::max(req.len(), resp.len()) as u8;
self.custom_instruction_start(opcode, req, len)?;
@@ -226,7 +226,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
self.custom_instruction_finish(resp)?;
bomb.defuse();
ondrop.defuse();
Ok(())
}
@@ -236,7 +236,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
let len = core::cmp::max(req.len(), resp.len()) as u8;
self.custom_instruction_start(opcode, req, len)?;
self.blocking_wait_ready();
Self::blocking_wait_ready();
self.custom_instruction_finish(resp)?;
@@ -312,7 +312,7 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
.await
}
fn blocking_wait_ready(&mut self) {
fn blocking_wait_ready() {
loop {
let r = T::regs();
if r.events_ready.read().bits() != 0 {
@@ -382,36 +382,36 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
/// Read data from the flash memory.
pub async fn read(&mut self, address: usize, data: &mut [u8]) -> Result<(), Error> {
let bomb = DropBomb::new();
let ondrop = OnDrop::new(Self::blocking_wait_ready);
self.start_read(address, data)?;
self.wait_ready().await;
bomb.defuse();
ondrop.defuse();
Ok(())
}
/// Write data to the flash memory.
pub async fn write(&mut self, address: usize, data: &[u8]) -> Result<(), Error> {
let bomb = DropBomb::new();
let ondrop = OnDrop::new(Self::blocking_wait_ready);
self.start_write(address, data)?;
self.wait_ready().await;
bomb.defuse();
ondrop.defuse();
Ok(())
}
/// Erase a sector on the flash memory.
pub async fn erase(&mut self, address: usize) -> Result<(), Error> {
let bomb = DropBomb::new();
let ondrop = OnDrop::new(Self::blocking_wait_ready);
self.start_erase(address)?;
self.wait_ready().await;
bomb.defuse();
ondrop.defuse();
Ok(())
}
@@ -419,21 +419,21 @@ impl<'d, T: Instance, const FLASH_SIZE: usize> Qspi<'d, T, FLASH_SIZE> {
/// Read data from the flash memory, blocking version.
pub fn blocking_read(&mut self, address: usize, data: &mut [u8]) -> Result<(), Error> {
self.start_read(address, data)?;
self.blocking_wait_ready();
Self::blocking_wait_ready();
Ok(())
}
/// Write data to the flash memory, blocking version.
pub fn blocking_write(&mut self, address: usize, data: &[u8]) -> Result<(), Error> {
self.start_write(address, data)?;
self.blocking_wait_ready();
Self::blocking_wait_ready();
Ok(())
}
/// Erase a sector on the flash memory, blocking version.
pub fn blocking_erase(&mut self, address: usize) -> Result<(), Error> {
self.start_erase(address)?;
self.blocking_wait_ready();
Self::blocking_wait_ready();
Ok(())
}
}