From 66d5bd7cf8c10971578c643c16f72b51df4a1ddf Mon Sep 17 00:00:00 2001 From: Bertrik Sikken Date: Sat, 26 Sep 2009 10:47:10 +0000 Subject: Sansa Fuze/e200v2: protect lcd a little better against concurrent access git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22838 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c | 7 +++++-- firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c | 7 +++++-- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c index 23b2c3fc4e..35f06eae12 100644 --- a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c +++ b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c @@ -502,9 +502,10 @@ void lcd_update(void) 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 @@ void lcd_update_rect(int x, int y, int width, int height) if (y >= ymax) return; /* nothing left to do */ - lcd_write_reg(R_ENTRY_MODE, r_entry_mode); lcd_busy = true; + + lcd_write_reg(R_ENTRY_MODE, r_entry_mode); + lcd_window(x, y, xmax, ymax); lcd_write_cmd(R_WRITE_DATA_2_GRAM); diff --git a/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c b/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c index a1a2be25d7..d8cec6435b 100644 --- a/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c +++ b/firmware/target/arm/as3525/sansa-fuze/lcd-fuze.c @@ -349,9 +349,11 @@ void lcd_update(void) { if (!display_on) return; - lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ); lcd_busy = true; + + lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ); + lcd_window_x(0, LCD_WIDTH - 1); lcd_window_y(0, LCD_HEIGHT - 1); @@ -391,9 +393,10 @@ void lcd_update_rect(int x, int y, int width, int height) 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); -- cgit v1.2.3