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List:       rockbox-cvs
Subject:    bertrik: r22838 - in trunk/firmware/target/arm/as3525: sansa-e200v2
From:       mailer () svn ! rockbox ! org
Date:       2009-09-26 10:47:11
Message-ID: 200909261047.n8QAlBsV005280 () giant ! haxx ! se
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Date: 2009-09-26 12:47:10 +0200 (Sat, 26 Sep 2009)
New Revision: 22838

Log Message:
Sansa Fuze/e200v2: protect lcd a little better against concurrent access


Modified:
   trunk/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
   trunk/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c

Modified: trunk/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
===================================================================
--- trunk/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c	2009-09-26 00:58:32 UTC (rev 22837)
+++ trunk/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c	2009-09-26 10:47:10 UTC (rev 22838)
@@ -502,9 +502,10 @@
     if (!display_on)
         return;
 
+    lcd_busy = true;
+
     lcd_write_reg(R_ENTRY_MODE, r_entry_mode);
 
-    lcd_busy = true;
     /* Set start position and window */
     lcd_window(0, 0, LCD_WIDTH-1, LCD_HEIGHT-1);
 
@@ -544,8 +545,10 @@
     if (y >= ymax)
         return; /* nothing left to do */
 
+    lcd_busy = true;
+
     lcd_write_reg(R_ENTRY_MODE, r_entry_mode);
-    lcd_busy = true;
+    
     lcd_window(x, y, xmax, ymax);
     lcd_write_cmd(R_WRITE_DATA_2_GRAM);
 

Modified: trunk/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c
===================================================================
--- trunk/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c	2009-09-26 00:58:32 UTC (rev 22837)
+++ trunk/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c	2009-09-26 10:47:10 UTC (rev 22838)
@@ -349,9 +349,11 @@
 {
     if (!display_on)
         return;
+
+    lcd_busy = true;
+
     lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ);
 
-    lcd_busy = true;
     lcd_window_x(0, LCD_WIDTH - 1);
     lcd_window_y(0, LCD_HEIGHT - 1);
 
@@ -391,9 +393,10 @@
     if (y >= ymax)
         return; /* nothing left to do */
 
+    lcd_busy = true;
+
     lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ);
 
-    lcd_busy = true;
     lcd_window_x(x, xmax);
     lcd_window_y(y, ymax);
 

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