X5: Move the remote tick to target tree.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12486 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 51 insertions, 0 deletions

diff --git a/firmware/target/coldfire/iaudio/x5/lcd-remote-target.h b/firmware/target/coldfire/iaudio/x5/lcd-remote-target.h
index 783363bef3..86c361097b 100644
--- a/firmware/target/coldfire/iaudio/x5/lcd-remote-target.h
+++ b/firmware/target/coldfire/iaudio/x5/lcd-remote-target.h
@@ -19,6 +19,9 @@
 #ifndef LCD_REMOTE_TARGET_H
 #define LCD_REMOTE_TARGET_H
 
+#define REMOTE_INIT_LCD   1
+#define REMOTE_DEINIT_LCD 2
+
 void lcd_remote_init_device(void);
 void lcd_remote_write_command(int cmd);
 void lcd_remote_write_command_ex(int cmd, int data);
diff --git a/firmware/target/coldfire/iaudio/x5/lcd-remote-x5.c b/firmware/target/coldfire/iaudio/x5/lcd-remote-x5.c
index bd1fb19727..139ebbc2a3 100644
--- a/firmware/target/coldfire/iaudio/x5/lcd-remote-x5.c
+++ b/firmware/target/coldfire/iaudio/x5/lcd-remote-x5.c
@@ -58,6 +58,8 @@ static int cached_contrast = DEFAULT_REMOTE_CONTRAST_SETTING;
 
 bool remote_initialized = false;
 
+static void remote_tick(void);
+
 /* Standard low-level byte writer. Requires CLK high on entry */
 static inline void _write_byte(unsigned data)
 {
@@ -335,6 +337,9 @@ void lcd_remote_init_device(void)
     and_l(~0x01000000, &GPIO_OUT);
     and_l(~0x01000000, &GPIO_ENABLE);
     or_l(0x01000000, &GPIO_FUNCTION);
+
+    lcd_remote_clear_display();
+    tick_add_task(remote_tick);
 }
 
 void lcd_remote_on(void)
@@ -392,6 +397,49 @@ void lcd_remote_poweroff(void)
         lcd_remote_write_command(LCD_SET_POWER_SAVE | 1);
 }
 
+/* Monitor remote hotswap */
+static void remote_tick(void)
+{
+    static bool last_status = false;
+    static int countdown = 0;
+    static int init_delay = 0;
+    bool current_status;
+
+    current_status = remote_detect();
+
+    /* Only report when the status has changed */
+    if (current_status != last_status)
+    {
+        last_status = current_status;
+        countdown = current_status ? 20*HZ : 1;
+    }
+    else
+    {
+        /* Count down until it gets negative */
+        if (countdown >= 0)
+            countdown--;
+
+        if (current_status)
+        {
+            if (!(countdown % 8))
+            {
+                if (--init_delay <= 0)
+                {
+                    queue_post(&remote_scroll_queue, REMOTE_INIT_LCD, 0);
+                    init_delay = 6;
+                }
+            }
+        }
+        else
+        {
+            if (countdown == 0)
+            {
+                queue_post(&remote_scroll_queue, REMOTE_DEINIT_LCD, 0);
+            }
+        }
+    }
+}
+
 /* Update the display.
    This must be called after all other LCD functions that change the display. */
 void lcd_remote_update(void) ICODE_ATTR;