Fix ssd1306 compilation on avr-gcc 10 (qmk#9267)

BorisTestov · Sep 17, 2020 · e44e552 · e44e552
1 parent 3babe3a
commit e44e552
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/drivers/avr/ssd1306.c b/drivers/avr/ssd1306.c
@@ -11,6 +11,8 @@
 #    include "sendchar.h"
 #    include "timer.h"
 
+struct CharacterMatrix display;
+
 // Set this to 1 to help diagnose early startup problems
 // when testing power-on with ble.  Turn it off otherwise,
 // as the latency of printing most of the debug info messes

diff --git a/drivers/avr/ssd1306.h b/drivers/avr/ssd1306.h
@@ -66,7 +66,7 @@ struct CharacterMatrix {
     bool     dirty;
 };
 
-struct CharacterMatrix display;
+extern struct CharacterMatrix display;
 
 bool iota_gfx_init(void);
 void iota_gfx_task(void);