add dma is_running change doc
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1 changed files with 1 additions and 3 deletions
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@ -404,11 +404,9 @@ impl<'a, C: Channel> Transfer<'a, C> {
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}
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pub fn is_running(&mut self) -> bool {
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//let ch = self.channel.regs().st(self.channel.num());
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//ch.cr().read().en()
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let ch = self.channel.regs().st(self.channel.num());
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let en = ch.cr().read().en();
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// Check if circular mode is enabled, if so it will still be running even if tcif == 1
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let circular = ch.cr().read().circ() == vals::Circ::ENABLED;
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let tcif = STATE.complete_count[self.channel.index()].load(Ordering::Acquire) != 0;
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en && (circular || !tcif)
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