Update on even pixel boundaries on the e200v2 for best performance (was forgotten in r24198).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24337 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 0 deletions

diff --git a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
index 54aa22e398..5c3e92bb1a 100644
--- a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
+++ b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
@@ -481,6 +481,10 @@ void lcd_update_rect(int x, int y, int width, int height)
 
     lcd_write_reg(R_ENTRY_MODE, r_entry_mode);
 
+    /* we need to make x and width even to enable 32bit transfers */
+    width = (width + (x & 1) + 1) & ~1;
+    x &= ~1;
+
     lcd_window(x, y, x+width-1, y+height-1);
     lcd_write_cmd(R_WRITE_DATA_2_GRAM);