feat: custom dma configuration using RegisterUpdaters struct

See this PR comment:
https://github.com/embassy-rs/embassy/pull/3923#issuecomment-2889283939

1 files changed, 3 insertions, 2 deletions

diff --git a/embassy-stm32/src/sai/mod.rs b/embassy-stm32/src/sai/mod.rs
index 88cc225dd..ac1ab2505 100644
--- a/embassy-stm32/src/sai/mod.rs
+++ b/embassy-stm32/src/sai/mod.rs
@@ -687,12 +687,13 @@ fn get_ring_buffer<'d, T: Instance, W: word::Word>(
         //the new_write() and new_read() always use circular mode
         ..Default::default()
     };
+    let updaters = Default::default();
     match tx_rx {
         TxRx::Transmitter => RingBuffer::Writable(unsafe {
-            WritableRingBuffer::new(dma, request, dr(T::REGS, sub_block), dma_buf, opts)
+            WritableRingBuffer::new(dma, request, dr(T::REGS, sub_block), dma_buf, opts, updaters)
         }),
         TxRx::Receiver => RingBuffer::Readable(unsafe {
-            ReadableRingBuffer::new(dma, request, dr(T::REGS, sub_block), dma_buf, opts)
+            ReadableRingBuffer::new(dma, request, dr(T::REGS, sub_block), dma_buf, opts, updaters)
         }),
     }
 }