FiiO M3K: filter touchpad input when it's disabled

I had hoped this would fix FS#13297, but no luck. Might as well
do this change anyway, because it's the "right" thing to do.

Change-Id: I55819c881d2141dd565e1c1f21460578c9114ff6

1 files changed, 14 insertions, 10 deletions

diff --git a/firmware/target/mips/ingenic_x1000/fiiom3k/button-fiiom3k.c b/firmware/target/mips/ingenic_x1000/fiiom3k/button-fiiom3k.c
index d566ccb6c8..4a853cd88f 100644
--- a/firmware/target/mips/ingenic_x1000/fiiom3k/button-fiiom3k.c
+++ b/firmware/target/mips/ingenic_x1000/fiiom3k/button-fiiom3k.c
@@ -301,17 +301,21 @@ static void ft_step_state(uint32_t t, int evt, int tx, int ty)
         int dy = fsm.cur_y - fsm.orig_y;
         int dp = (dx*dx) + (dy*dy);
         if(dp >= ftd.scroll_thresh_sqr) {
-            if(dy < 0) {
-                queue_post(&button_queue, BUTTON_SCROLL_BACK, 0);
-            } else {
-                queue_post(&button_queue, BUTTON_SCROLL_FWD, 0);
+            /* avoid generating events if we're supposed to be inactive...
+             * should not be necessary but better to be safe. */
+            if(ftd.active) {
+                if(dy < 0) {
+                    queue_post(&button_queue, BUTTON_SCROLL_BACK, 0);
+                } else {
+                    queue_post(&button_queue, BUTTON_SCROLL_FWD, 0);
+                }
+
+                /* Poke the backlight */
+                backlight_on();
+                buttonlight_on();
+                reset_poweroff_timer();
             }
 
-            /* Poke the backlight */
-            backlight_on();
-            buttonlight_on();
-            reset_poweroff_timer();
-
             fsm.orig_x = fsm.cur_x;
             fsm.orig_y = fsm.cur_y;
         }
@@ -475,7 +479,7 @@ int button_read_device(void)
     if((b & (1 << 28)) == 0) r |= BUTTON_VOL_DOWN;
     if((b & (1 << 31)) == 0) r |= BUTTON_POWER;
 
-    return r;
+    return touchpad_filter(r);
 }
 
 bool headphones_inserted(void)