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path: root/tmk_core/protocol/arm_atsam/md_rgb_matrix.c
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Diffstat (limited to 'tmk_core/protocol/arm_atsam/md_rgb_matrix.c')
-rw-r--r--tmk_core/protocol/arm_atsam/md_rgb_matrix.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tmk_core/protocol/arm_atsam/md_rgb_matrix.c b/tmk_core/protocol/arm_atsam/md_rgb_matrix.c
index 84ce3ee24b..3ed83a44a6 100644
--- a/tmk_core/protocol/arm_atsam/md_rgb_matrix.c
+++ b/tmk_core/protocol/arm_atsam/md_rgb_matrix.c
@@ -206,6 +206,12 @@ void gcr_compute(void) {
}
void issi3733_prepare_arrays(void) {
+ static bool s_init = false;
+ if (s_init) {
+ return;
+ }
+ s_init = true;
+
memset(issidrv, 0, sizeof(issi3733_driver_t) * ISSI3733_DRIVER_COUNT);
int i;