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/*
TI Davinci driver - Graphics Driver
(c) Copyright 2007 Telio AG
Written by Denis Oliver Kropp <dok@directfb.org>
Code is derived from VMWare driver.
(c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __DAVINCI_GFXDRIVER_H__
#define __DAVINCI_GFXDRIVER_H__
#include <sys/ioctl.h>
#include <davincifb.h>
#include <core/surface_buffer.h>
#include "davincifb.h"
#include "davinci_c64x.h"
typedef struct {
/* validation flags */
int v_flags;
/* cached/computed values */
void *dst_addr;
unsigned long dst_phys;
unsigned int dst_size;
unsigned long dst_pitch;
DFBSurfacePixelFormat dst_format;
unsigned long dst_bpp;
void *src_addr;
unsigned long src_phys;
unsigned long src_pitch;
DFBSurfacePixelFormat src_format;
unsigned long src_bpp;
unsigned long source_mult;
unsigned long fillcolor;
int blit_blend_sub_function;
int draw_blend_sub_function;
DFBColor color;
unsigned long color_argb;
unsigned long colorkey;
DFBSurfaceBlittingFlags blitting_flags;
DFBRegion clip;
/** Add shared data here... **/
struct fb_fix_screeninfo fix[4];
CoreSurfacePool *osd_pool;
CoreSurfacePool *video_pool;
bool synced;
} DavinciDeviceData;
typedef struct {
int num;
int fd;
void *mem;
int size;
} DavinciFB;
typedef struct {
DavinciDeviceData *ddev;
CoreDFB *core;
CoreScreen *screen;
CoreLayer *osd;
CoreLayer *video;
DavinciFB fb[4];
DavinciC64x c64x;
bool c64x_present;
DavinciC64xTasks tasks;
} DavinciDriverData;
static inline DFBResult
davincifb_pan_display( const DavinciFB *fb,
struct fb_var_screeninfo *var,
const CoreSurfaceBufferLock *lock,
DFBSurfaceFlipFlags flags,
int x,
int y )
{
int ret;
if (lock) {
#ifdef FBIO_SET_START
CoreSurfaceBuffer *buffer = lock->buffer;
struct fb_set_start set_start;
/* physical mode */
set_start.offset = -1;
set_start.sync = (flags & DSFLIP_ONSYNC) ? 1 : 0;
/* life's so easy */
set_start.physical = lock->phys + DFB_BYTES_PER_LINE( buffer->format, x ) + y * lock->pitch;
ret = ioctl( fb->fd, FBIO_SET_START, &set_start );
if (ret < 0)
D_DEBUG( "FBIO_SET_START (0x%08lx, sync %llu) failed!\n",
set_start.physical, set_start.sync );
if (ret == 0) {
if (flags & DSFLIP_WAIT)
ioctl( fb->fd, FBIO_WAITFORVSYNC );
return DFB_OK;
}
/* fallback */
#endif
var->xoffset = x; /* poor version */
var->yoffset = y + lock->offset / lock->pitch;
}
else {
var->xoffset = x;
var->yoffset = y;
}
var->activate = /*(flags & DSFLIP_ONSYNC) ? FB_ACTIVATE_VBL :*/ FB_ACTIVATE_NOW;
ret = ioctl( fb->fd, FBIOPAN_DISPLAY, var );
if (ret)
D_PERROR( "Davinci/FB: FBIOPAN_DISPLAY (fb%d - %d,%d) failed!\n",
fb->num, var->xoffset, var->yoffset );
if (flags & DSFLIP_WAIT)
ioctl( fb->fd, FBIO_WAITFORVSYNC );
return DFB_OK;
}
#endif
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