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ge_2d.c
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/*
* This file is based on the GLES2 driver from DirectFB2
*/
#include <core/state.h>
#include <core/surface_allocation.h>
#include <drm/drm_fourcc.h>
#include "ge_gfxdriver.h"
D_DEBUG_DOMAIN( GE, "GE", "MStar/Sigmastar GE 2D Acceleration" );
/**********************************************************************************************************************/
static u32 geDBFmtToDRMDmt(DFBSurfacePixelFormat fmt)
{
switch(fmt) {
case DSPF_A8:
// I guess? DRM doesn't have an A8.
return DRM_FORMAT_R8;
case DSPF_RGB16:
return DRM_FORMAT_RGB565;
case DSPF_RGB32:
return DRM_FORMAT_XRGB8888;
case DSPF_ARGB:
return DRM_FORMAT_ARGB8888;
default:
return DRM_FORMAT_INVALID;
}
}
static void
geCheckState( void *driver_data,
void *device_data,
CardState *state,
DFBAccelerationMask accel )
{
GraphicsDeviceInfo device_info;
dfb_gfxcard_get_device_info( &device_info );
D_DEBUG_AT( GE_2D, "%s( %p, 0x%08x )\n", __FUNCTION__, state, accel );
/* Check if function is accelerated. */
if (accel & ~device_info.caps.accel) {
D_DEBUG_AT(GE_2D, " -> unsupported function\n");
return;
}
/* Check if drawing or blitting flags are supported. */
if (DFB_DRAWING_FUNCTION(accel)) {
if (state->drawingflags & ~device_info.caps.drawing) {
//printf("unsupported drawing flags 0x%08x\n", state->drawingflags);
return;
}
}
else {
if (state->blittingflags & ~device_info.caps.blitting) {
//printf("unsupported blitting flags 0x%08x\n", state->blittingflags);
return;
}
}
/* Enable acceleration of the function. */
state->accel |= accel;
}
static void
geSetState( void *driver_data,
void *device_data,
GraphicsDeviceFuncs *funcs,
CardState *state,
DFBAccelerationMask accel )
{
GEDeviceData *dev = device_data;
int src_fd = (int) state->src.offset;
int dst_fd = (int) state->dst.offset;
bool have_src;
bool have_dst;
dev->src_fd = -1;
dev->dst_fd = -1;
have_src = src_fd > 0;
have_dst = dst_fd > 0;
#if 0
static int call = 0;
call++;
printf("%s:%d(%d) %lu %lu %d %d - %d %d\n", __FUNCTION__, __LINE__, call,
state->src.offset, state->dst.offset,
src_fd, dst_fd, have_src, have_dst);
#endif
if (!have_src && !have_dst) {
printf("no fds for buffers? %d and %d\n", src_fd, dst_fd);
return;
}
if (!state->src.buffer && !state->dst.buffer) {
printf("no src or dst buffer?\n");
return;
}
if (have_src) {
if (!state->src.buffer) {
printf("no buffer for src!??\n");
return;
}
dev->src_fd = src_fd;
dev->src_w = state->src.buffer->config.size.w;
dev->src_h = state->src.buffer->config.size.h;
dev->src_fmt = geDBFmtToDRMDmt(state->src.buffer->config.format);
if (dev->src_fmt == DRM_FORMAT_INVALID)
printf("unhandled source format %d\n", state->src.buffer->config.format);
dev->src_pitch = state->src.pitch;
}
if (have_dst) {
if (!state->dst.buffer) {
printf("no buffer for dst!??\n");
return;
}
dev->dst_fd = dst_fd;
dev->dst_w = state->dst.buffer->config.size.w;
dev->dst_h = state->dst.buffer->config.size.h;
dev->dst_fmt = geDBFmtToDRMDmt(state->dst.buffer->config.format);
if (dev->dst_fmt == DRM_FORMAT_INVALID)
printf("unhandled dst format %d\n", state->dst.buffer->config.format);
dev->dst_pitch = state->dst.pitch;
}
dev->stclr_a = state->color.a;
dev->stclr_r = state->color.r;
dev->stclr_g = state->color.g;
dev->stclr_b = state->color.b;
if (state->blittingflags & DSBLIT_ROTATE90)
dev->rotation = MSTAR_GE_ROTATION_90;
else if (state->blittingflags & DSBLIT_ROTATE180)
dev->rotation = MSTAR_GE_ROTATION_180;
else if (state->blittingflags & DSBLIT_ROTATE270)
dev->rotation = MSTAR_GE_ROTATION_270;
else
dev->rotation = MSTAR_GE_ROTATION_0;
dev->src_v_flip = false;
dev->dst_h_flip = state->blittingflags & DSBLIT_FLIP_HORIZONTAL;
dev->dst_v_flip = state->blittingflags & DSBLIT_FLIP_VERTICAL;
}
//ret = libge_queue_job(&dev->ge, &opdata,
// dev->src_fd, dev->src_w, dev->src_h, dev->src_fmt, dev->src_pitch,
// dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
// &tag);
static bool
geFillRectangle( void *driver_data,
void *device_data,
DFBRectangle *rect )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
struct mstar_ge_opdata opdata;
unsigned long tag;
int ret;
D_DEBUG_AT( GE_2D, "%s()\n", __FUNCTION__ );
/* wtf? */
if (dev->dst_fd == -1)
return false;
libge_filljob_fillrect(&opdata,
rect->x,
rect->y,
(rect->x + rect->w) - 1,
(rect->y + rect->h) - 1,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
ret = libge_queue_job(&dev->ge, &opdata, 1,
-1, 0, 0, 0, 0,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
printf("%s:%d:%d\n", __FUNCTION__, __LINE__, ret);
return true;
}
static bool
geDrawRectangle( void *driver_data,
void *device_data,
DFBRectangle *rect )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
unsigned long tag;
int ret;
int i;
if (dev->dst_fd == -1)
return false;
/* top */
libge_filljob_line(&dev->opdata[0],
rect->x,
rect->y,
(rect->x + rect->w) - 1,
rect->y,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
/* left */
libge_filljob_line(&dev->opdata[1],
rect->x,
rect->y,
rect->x,
(rect->y + rect->h) - 1,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
/* right */
libge_filljob_line(&dev->opdata[2],
(rect->x + rect->w) - 1,
rect->y,
(rect->x + rect->w) - 1,
(rect->y + rect->h) - 1,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
/* bottom */
libge_filljob_line(&dev->opdata[3],
rect->x,
(rect->y + rect->h) - 1,
(rect->x + rect->w) - 1,
(rect->y + rect->h) - 1,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
ret = libge_queue_job(&dev->ge, dev->opdata, 4,
-1, 0, 0, 0, 0,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
printf("%s:%d:%d\n", __FUNCTION__, __LINE__, ret);
return true;
}
static bool
geDrawLine( void *driver_data,
void *device_data,
DFBRegion *line )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
struct mstar_ge_opdata opdata;
unsigned long tag;
int ret;
if (dev->dst_fd == -1)
return false;
libge_filljob_line(&opdata,
line->x1,
line->y1,
line->x2,
line->y2,
dev->stclr_a,
dev->stclr_r,
dev->stclr_g,
dev->stclr_b);
ret = libge_queue_job(&dev->ge, &opdata, 1,
-1, 0, 0, 0, 0,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
printf("%s:%d:%d\n", __FUNCTION__, __LINE__, ret);
return true;
}
static bool
geFillTriangle( void *driver_data,
void *device_data,
DFBTriangle *tri )
{
GEDriverData *drv = driver_data;
printf("%s:%d\n", __FUNCTION__, __LINE__);
return true;
}
static bool
geBlit( void *driver_data,
void *device_data,
DFBRectangle *rect,
int dx,
int dy )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
struct mstar_ge_opdata opdata;
unsigned long tag;
int ret;
/* wtf? */
if (dev->src_fd == -1 || dev->dst_fd == -1)
return false;
libge_filljob_blit(&opdata,
rect->x,
rect->y,
dx,
dy,
(dx + rect->w) - 1,
(dy + rect->h) - 1,
dev->src_v_flip,
dev->dst_h_flip,
dev->dst_v_flip,
dev->rotation);
ret = libge_queue_job(&dev->ge, &opdata, 1,
dev->src_fd, dev->src_w, dev->src_h, dev->src_fmt, dev->src_pitch,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
printf("%s:%d:%d\n", __FUNCTION__, __LINE__, ret);
return true;
}
static bool
geStretchBlit( void *driver_data,
void *device_data,
DFBRectangle *srect,
DFBRectangle *drect )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
struct mstar_ge_opdata opdata;
unsigned long tag;
int ret;
D_DEBUG_AT(GE_2D, " -> %s:%d\n", __FUNCTION__, __LINE__);
/* wtf? */
if (dev->src_fd == -1 || dev->dst_fd == -1)
return false;
libge_filljob_strblit(&opdata,
srect->x,
srect->y,
(srect->x + srect->w) - 1,
(srect->y + srect->h) - 1,
drect->x,
drect->y,
(drect->x + drect->w) - 1,
(drect->y + drect->h) - 1,
dev->src_v_flip,
dev->dst_h_flip,
dev->dst_v_flip,
dev->rotation);
ret = libge_queue_job(&dev->ge, &opdata, 1,
dev->src_fd, dev->src_w, dev->src_h, dev->src_fmt, dev->src_pitch,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
D_DEBUG_AT(GE_2D, " -> %s:%d:%d\n", __FUNCTION__, __LINE__, ret);
return true;
}
static bool
geBatchBlit( void *driver_data,
void *device_data,
const DFBRectangle *rects,
const DFBPoint *points,
unsigned int num,
unsigned int *ret_num )
{
GEDriverData *drv = driver_data;
GEDeviceData *dev = device_data;
unsigned long tag;
int ret;
int i;
//printf("%s:%d\n", __FUNCTION__, __LINE__);
/* wtf? */
if (dev->src_fd == -1 || dev->dst_fd == -1)
return false;
for (i = 0; i < num; i++) {
libge_filljob_blit(&dev->opdata[i % GE_OPSBATCHSZ],
rects[i].x,
rects[i].y,
points[i].x,
points[i].y,
(points[i].x + rects[i].w) - 1,
(points[i].y + rects[i].h) - 1,
dev->src_v_flip,
dev->dst_h_flip,
dev->dst_v_flip,
dev->rotation);
if ((i + 1 == GE_OPSBATCHSZ) || (i + 1 == num))
ret = libge_queue_job(&dev->ge, dev->opdata, (i % GE_OPSBATCHSZ) + 1,
dev->src_fd, dev->src_w, dev->src_h, dev->src_fmt, dev->src_pitch,
dev->dst_fd, dev->dst_w, dev->dst_h, dev->dst_fmt, dev->dst_pitch,
&tag);
if (ret)
printf("%s:%d:%d\n", __FUNCTION__, __LINE__, ret);
//ret_num[i] = ret;
}
return true;
}
const GraphicsDeviceFuncs geGraphicsDeviceFuncs = {
.CheckState = geCheckState,
.SetState = geSetState,
.FillRectangle = geFillRectangle,
.DrawRectangle = geDrawRectangle,
.DrawLine = geDrawLine,
.FillTriangle = geFillTriangle,
.Blit = geBlit,
.StretchBlit = geStretchBlit,
.BatchBlit = geBatchBlit
};