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Merge pull request #2180 from MaxiluxSystems/gpdma-drop-fix

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stm32/gpdma: fix drop() to use documented method for aborting transfer
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Dario Nieuwenhuis 2023-11-13 16:53:50 +00:00 committed by GitHub
commit ea99671729
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1 changed files with 4 additions and 8 deletions
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embassy-stm32/src/dma/gpdma.rs
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@ -299,19 +299,15 @@ impl<'a, C: Channel> Transfer<'a, C> {
pub fn request_stop(&mut self) { pub fn request_stop(&mut self) {
let ch = self.channel.regs().ch(self.channel.num()); let ch = self.channel.regs().ch(self.channel.num());
ch.cr().modify(|w| {
// Disable the channel. Keep the IEs enabled so the irqs still fire. w.set_susp(true);
ch.cr().write(|w| {
w.set_tcie(true);
w.set_useie(true);
w.set_dteie(true);
w.set_suspie(true);
}) })
} }
pub fn is_running(&mut self) -> bool { pub fn is_running(&mut self) -> bool {
let ch = self.channel.regs().ch(self.channel.num()); let ch = self.channel.regs().ch(self.channel.num());
!ch.sr().read().tcf() let sr = ch.sr().read();
!sr.tcf() && !sr.suspf()
} }
/// Gets the total remaining transfers for the channel /// Gets the total remaining transfers for the channel