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Remove unneeded check for swapping in iPod nano1G/color LCD driver. For nano1G and color yo/y1 this swap never happened, for color x0/x1 it was always swapped.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28956 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-01-03 07:03:07 +00:00
parent 152847977a
commit b23e51050f
1 changed files with 2 additions and 8 deletions
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10
firmware/target/arm/ipod/lcd-color_nano.c
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@ -32,9 +32,6 @@
#include "system.h"
#include "hwcompat.h"
/*** macros ***/
#define SWAP_INT(X,Y) {int tmp=X; X=Y; Y=tmp;}
/* LCD command codes for HD66789R */
#define LCD_CNTL_RAM_ADDR_SET 0x21
#define LCD_CNTL_WRITE_TO_GRAM 0x22
@ -136,9 +133,9 @@ static void lcd_setup_drawing_region(int x, int y, int width, int height)
x1 = (y + height) - 1; /* max vert */
#elif CONFIG_LCD == LCD_IPODCOLOR
y0 = y; /* start vert */
x0 = (LCD_WIDTH - 1) - x; /* start horiz */
x0 = LCD_WIDTH - (x + width); /* start horiz */
y1 = (y + height) - 1; /* end vert */
x1 = (x0 - width) + 1; /* end horiz */
x1 = (x0 + width) - 1; /* end horiz */
#endif
/* setup the drawing region */
@ -148,9 +145,6 @@ static void lcd_setup_drawing_region(int x, int y, int width, int height)
lcd_cmd_data(0x15, y1); /* end vert */
lcd_cmd_data(0x16, x1); /* end horiz */
} else {
if (y1 < y0) SWAP_INT(y0,y1) /* swap max horiz < start horiz */
if (x1 < x0) SWAP_INT(x0,x1) /* swap max vert < start vert */
/* max horiz << 8 | start horiz */
lcd_cmd_data(LCD_CNTL_HORIZ_RAM_ADDR_POS, (y1 << 8) | y0);
/* max vert << 8 | start vert */