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path: root/firmware/drivers/button.c
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Diffstat (limited to 'firmware/drivers/button.c')
-rw-r--r--firmware/drivers/button.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index 06c24e0e45..66c7e978fb 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -258,10 +258,11 @@ void button_set_flip(bool flip)
258{ 258{
259 if (flip != flipped) /* not the curent setting */ 259 if (flip != flipped) /* not the curent setting */
260 { 260 {
261 cli(); /* avoid race condition with the button_tick() */ 261 /* avoid race condition with the button_tick() */
262 int oldlevel = set_irq_level(15);
262 lastbtn = button_flip(lastbtn); 263 lastbtn = button_flip(lastbtn);
263 flipped = flip; 264 flipped = flip;
264 sti(); 265 set_irq_level(oldlevel);
265 } 266 }
266} 267}
267 268