From 19bcf0e44ab296bb60d5ecfdac2cb6a9b85761d0 Mon Sep 17 00:00:00 2001
From: "g3gg0.de" <git@g3gg0.de>
Date: Mon, 16 Jan 2023 18:09:35 +0100
Subject: [PATCH] digital_signal: keep lock until all DMA transfers have
 finished

---
 lib/digital_signal/digital_signal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/digital_signal/digital_signal.c b/lib/digital_signal/digital_signal.c
index 91f5b2173..474e840a0 100644
--- a/lib/digital_signal/digital_signal.c
+++ b/lib/digital_signal/digital_signal.c
@@ -490,7 +490,6 @@ bool digital_sequence_send(DigitalSequence* sequence) {
             break;
         }
     }
-    FURI_CRITICAL_EXIT();
 
     /* wait until last dma transaction was finished */
     while(LL_DMA_GetDataLength(DMA1, LL_DMA_CHANNEL_2)) {
@@ -498,6 +497,7 @@ bool digital_sequence_send(DigitalSequence* sequence) {
 
     digital_signal_stop_timer();
     digital_signal_stop_dma();
+    FURI_CRITICAL_EXIT();
 
     /* undo previously prolonged edges */
     for(uint32_t pos = 0; pos < sequence->signals_size; pos++) {