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/*
* Video driver for PXA 27x Overlay 2, in conjunction with kernel driver
* by Tim Chick <tim (DOT) chick (AT) csr (DOT) com>
* (C) 2007
*/
#include <linux/fb.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
typedef struct pxa_priv_s {
uint8_t *fb_mem_base;
uint16_t *osd_mem_base;
int fd;
int base_fd;
int overlay_fd;
struct fb_var_screeninfo my_fb_var;
struct fb_fix_screeninfo my_fb_fix;
struct fb_var_screeninfo base_orig_fb_var;
struct fb_var_screeninfo osd_fb_var;
struct fb_fix_screeninfo osd_fb_fix;
int vm;
uint32_t format;
int src_width;
int src_height;
int width;
int height;
int rotate;
int osd_cleared;
} pxa_priv_t;
typedef struct vo_pxa_pixel_data8 {
unsigned int a,b;
} Vo_Pxa_Pixel_Data8;
#define UNUSED(v) ((void)(v))
/* Internal API */
static int vo_pxa_query_format( uint32_t format );
static void vo_pxa_copy_and_rotate( uint8_t *src, int stride, uint8_t *dst, int w, int h, int dst_stride );
static void vo_pxa_draw_alpha( int x, int y, int w, int h, unsigned char *src,
unsigned char *srca, int stride );
static void vo_pxa_draw_alpha_with_rotate( int x, int y, int w, int h, unsigned char *src,
unsigned char *srca, int stride );
static void vo_pxa_clear_osd( uint16_t *mem_base, int len );
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