/* Allocates a region from rmesa->dma.current. If there isn't enough
* space in current, grab a new buffer (and discard what was left of current)
*/
void r200AllocDmaRegion( r200ContextPtr rmesa,
struct r200_dma_region *region,
int bytes,
int alignment )
{
if (R200_DEBUG & DEBUG_IOCTL)
fprintf(stderr, "%s %d\n", __FUNCTION__, bytes);
if (rmesa->dma.flush)
rmesa->dma.flush( rmesa );
if (region->buf)
r200ReleaseDmaRegion( rmesa, region, __FUNCTION__ );
alignment--;
rmesa->dma.current.start = rmesa->dma.current.ptr =
(rmesa->dma.current.ptr + alignment) & ~alignment;
if ( rmesa->dma.current.ptr + bytes > rmesa->dma.current.end )
r200RefillCurrentDmaRegion( rmesa );
region->start = rmesa->dma.current.start;
region->ptr = rmesa->dma.current.start;
region->end = rmesa->dma.current.start + bytes;
region->address = rmesa->dma.current.address;
region->buf = rmesa->dma.current.buf;
region->buf->refcount++;
rmesa->dma.current.ptr += bytes; /* bug - if alignment > 7 */
rmesa->dma.current.start =
rmesa->dma.current.ptr = (rmesa->dma.current.ptr + 0x7) & ~0x7;
assert( rmesa->dma.current.ptr <= rmesa->dma.current.end );
}
void r200ReleaseArrays( GLcontext *ctx, GLuint newinputs )
{
GLuint unit;
r200ContextPtr rmesa = R200_CONTEXT( ctx );
/* if (R200_DEBUG & DEBUG_VERTS) */
/* _tnl_print_vert_flags( __FUNCTION__, newinputs ); */
if (newinputs & VERT_BIT_POS)
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.obj, __FUNCTION__ );
if (newinputs & VERT_BIT_NORMAL)
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.norm, __FUNCTION__ );
if (newinputs & VERT_BIT_FOG)
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.fog, __FUNCTION__ );
if (newinputs & VERT_BIT_COLOR0)
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.rgba, __FUNCTION__ );
if (newinputs & VERT_BIT_COLOR1)
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.spec, __FUNCTION__ );
for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) {
if (newinputs & VERT_BIT_TEX(unit))
r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[unit], __FUNCTION__ );
}
}
static void transition_to_hwtnl( GLcontext *ctx )
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
_tnl_need_projected_coords( ctx, GL_FALSE );
r200UpdateMaterial( ctx );
tnl->Driver.NotifyMaterialChange = r200UpdateMaterial;
if ( rmesa->dma.flush )
rmesa->dma.flush( rmesa );
rmesa->dma.flush = NULL;
if (rmesa->swtcl.indexed_verts.buf)
r200ReleaseDmaRegion( rmesa, &rmesa->swtcl.indexed_verts,
__FUNCTION__ );
R200_STATECHANGE( rmesa, vap );
rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] |= R200_VAP_TCL_ENABLE;
rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] &= ~R200_VAP_FORCE_W_TO_ONE;
if (ctx->VertexProgram._Enabled) {
rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] |= R200_VAP_PROG_VTX_SHADER_ENABLE;
}
if ( ((rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] & R200_FOG_USE_MASK)
== R200_FOG_USE_SPEC_ALPHA) &&
(ctx->Fog.FogCoordinateSource == GL_FOG_COORD )) {
R200_STATECHANGE( rmesa, ctx );
rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] &= ~R200_FOG_USE_MASK;
rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] |= R200_FOG_USE_VTX_FOG;
}
R200_STATECHANGE( rmesa, vte );
rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] &= ~(R200_VTX_XY_FMT|R200_VTX_Z_FMT);
rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] |= R200_VTX_W0_FMT;
if (R200_DEBUG & DEBUG_FALLBACKS)
fprintf(stderr, "R200 end tcl fallback\n");
}
static void r200UploadRectSubImage( r200ContextPtr rmesa,
r200TexObjPtr t,
struct gl_texture_image *texImage,
GLint x, GLint y,
GLint width, GLint height )
{
const struct gl_texture_format *texFormat = texImage->TexFormat;
int blit_format, dstPitch, done;
switch ( texFormat->TexelBytes ) {
case 1:
blit_format = R200_CP_COLOR_FORMAT_CI8;
break;
case 2:
blit_format = R200_CP_COLOR_FORMAT_RGB565;
break;
case 4:
blit_format = R200_CP_COLOR_FORMAT_ARGB8888;
break;
default:
return;
}
t->image[0][0].data = texImage->Data;
/* Currently don't need to cope with small pitches.
*/
width = texImage->Width;
height = texImage->Height;
dstPitch = t->pp_txpitch + 32;
if (rmesa->prefer_gart_client_texturing && texImage->IsClientData) {
/* In this case, could also use GART texturing. This is
* currently disabled, but has been tested & works.
*/
if ( !t->image_override )
t->pp_txoffset = r200GartOffsetFromVirtual( rmesa, texImage->Data );
t->pp_txpitch = texImage->RowStride * texFormat->TexelBytes - 32;
if (R200_DEBUG & DEBUG_TEXTURE)
fprintf(stderr,
"Using GART texturing for rectangular client texture\n");
/* Release FB memory allocated for this image:
*/
/* FIXME This may not be correct as driSwapOutTextureObject sets
* FIXME dirty_images. It may be fine, though.
*/
if ( t->base.memBlock ) {
driSwapOutTextureObject( (driTextureObject *) t );
}
}
else if (texImage->IsClientData) {
/* Data already in GART memory, with usable pitch.
*/
GLuint srcPitch;
srcPitch = texImage->RowStride * texFormat->TexelBytes;
r200EmitBlit( rmesa,
blit_format,
srcPitch,
r200GartOffsetFromVirtual( rmesa, texImage->Data ),
dstPitch, t->bufAddr,
0, 0,
0, 0,
width, height );
}
else {
/* Data not in GART memory, or bad pitch.
*/
for (done = 0; done < height ; ) {
struct r200_dma_region region;
int lines = MIN2( height - done, RADEON_BUFFER_SIZE / dstPitch );
int src_pitch;
char *tex;
src_pitch = texImage->RowStride * texFormat->TexelBytes;
tex = (char *)texImage->Data + done * src_pitch;
memset(®ion, 0, sizeof(region));
r200AllocDmaRegion( rmesa, ®ion, lines * dstPitch, 1024 );
/* Copy texdata to dma:
*/
if (0)
fprintf(stderr, "%s: src_pitch %d dst_pitch %d\n",
__FUNCTION__, src_pitch, dstPitch);
if (src_pitch == dstPitch) {
memcpy( region.address + region.start, tex, lines * src_pitch );
}
else {
char *buf = region.address + region.start;
int i;
for (i = 0 ; i < lines ; i++) {
memcpy( buf, tex, src_pitch );
buf += dstPitch;
tex += src_pitch;
}
}
r200EmitWait( rmesa, RADEON_WAIT_3D );
/* Blit to framebuffer
*/
r200EmitBlit( rmesa,
blit_format,
dstPitch, GET_START( ®ion ),
dstPitch | (t->tile_bits >> 16),
t->bufAddr,
0, 0,
0, done,
width, lines );
r200EmitWait( rmesa, RADEON_WAIT_2D );
r200ReleaseDmaRegion( rmesa, ®ion, __FUNCTION__ );
done += lines;
}
}
}
/* Destroy the Mesa and driver specific context data.
*/
void r200DestroyContext( __DRIcontextPrivate *driContextPriv )
{
GET_CURRENT_CONTEXT(ctx);
r200ContextPtr rmesa = (r200ContextPtr) driContextPriv->driverPrivate;
r200ContextPtr current = ctx ? R200_CONTEXT(ctx) : NULL;
/* check if we're deleting the currently bound context */
if (rmesa == current) {
R200_FIREVERTICES( rmesa );
_mesa_make_current(NULL, NULL, NULL);
}
/* Free r200 context resources */
assert(rmesa); /* should never be null */
if ( rmesa ) {
GLboolean release_texture_heaps;
release_texture_heaps = (rmesa->glCtx->Shared->RefCount == 1);
_swsetup_DestroyContext( rmesa->glCtx );
_tnl_DestroyContext( rmesa->glCtx );
_vbo_DestroyContext( rmesa->glCtx );
_swrast_DestroyContext( rmesa->glCtx );
r200DestroySwtcl( rmesa->glCtx );
r200ReleaseArrays( rmesa->glCtx, ~0 );
if (rmesa->dma.current.buf) {
r200ReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ );
r200FlushCmdBuf( rmesa, __FUNCTION__ );
}
if (rmesa->state.scissor.pClipRects) {
FREE(rmesa->state.scissor.pClipRects);
rmesa->state.scissor.pClipRects = NULL;
}
if ( release_texture_heaps ) {
/* This share group is about to go away, free our private
* texture object data.
*/
int i;
for ( i = 0 ; i < rmesa->nr_heaps ; i++ ) {
driDestroyTextureHeap( rmesa->texture_heaps[ i ] );
rmesa->texture_heaps[ i ] = NULL;
}
assert( is_empty_list( & rmesa->swapped ) );
}
/* free the Mesa context */
rmesa->glCtx->DriverCtx = NULL;
_mesa_destroy_context( rmesa->glCtx );
/* free the option cache */
driDestroyOptionCache (&rmesa->optionCache);
FREE( rmesa );
}
}
void r200RefillCurrentDmaRegion( r200ContextPtr rmesa )
{
struct r200_dma_buffer *dmabuf;
int fd = rmesa->dri.fd;
int index = 0;
int size = 0;
drmDMAReq dma;
int ret;
if (R200_DEBUG & (DEBUG_IOCTL|DEBUG_DMA))
fprintf(stderr, "%s\n", __FUNCTION__);
if (rmesa->dma.flush) {
rmesa->dma.flush( rmesa );
}
if (rmesa->dma.current.buf)
r200ReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ );
if (rmesa->dma.nr_released_bufs > 4)
r200FlushCmdBuf( rmesa, __FUNCTION__ );
dma.context = rmesa->dri.hwContext;
dma.send_count = 0;
dma.send_list = NULL;
dma.send_sizes = NULL;
dma.flags = 0;
dma.request_count = 1;
dma.request_size = RADEON_BUFFER_SIZE;
dma.request_list = &index;
dma.request_sizes = &size;
dma.granted_count = 0;
LOCK_HARDWARE(rmesa); /* no need to validate */
while (1) {
ret = drmDMA( fd, &dma );
if (ret == 0)
break;
if (rmesa->dma.nr_released_bufs) {
r200FlushCmdBufLocked( rmesa, __FUNCTION__ );
}
if (rmesa->do_usleeps) {
UNLOCK_HARDWARE( rmesa );
DO_USLEEP( 1 );
LOCK_HARDWARE( rmesa );
}
}
UNLOCK_HARDWARE(rmesa);
if (R200_DEBUG & DEBUG_DMA)
fprintf(stderr, "Allocated buffer %d\n", index);
dmabuf = CALLOC_STRUCT( r200_dma_buffer );
dmabuf->buf = &rmesa->r200Screen->buffers->list[index];
dmabuf->refcount = 1;
rmesa->dma.current.buf = dmabuf;
rmesa->dma.current.address = dmabuf->buf->address;
rmesa->dma.current.end = dmabuf->buf->total;
rmesa->dma.current.start = 0;
rmesa->dma.current.ptr = 0;
}
static void flush_prims( r200ContextPtr rmesa )
{
int i,j;
struct r200_dma_region tmp = rmesa->dma.current;
tmp.buf->refcount++;
tmp.aos_size = rmesa->vb.vertex_size;
tmp.aos_stride = rmesa->vb.vertex_size;
tmp.aos_start = GET_START(&tmp);
rmesa->dma.current.ptr = rmesa->dma.current.start +=
(rmesa->vb.initial_counter - rmesa->vb.counter) *
rmesa->vb.vertex_size * 4;
rmesa->tcl.vertex_format = rmesa->vb.vtxfmt_0;
rmesa->tcl.aos_components[0] = &tmp;
rmesa->tcl.nr_aos_components = 1;
rmesa->dma.flush = NULL;
/* Optimize the primitive list:
*/
if (rmesa->vb.nrprims > 1) {
for (j = 0, i = 1 ; i < rmesa->vb.nrprims; i++) {
int pj = rmesa->vb.primlist[j].prim & 0xf;
int pi = rmesa->vb.primlist[i].prim & 0xf;
if (pj == pi && discreet_gl_prim[pj] &&
rmesa->vb.primlist[i].start == rmesa->vb.primlist[j].end) {
rmesa->vb.primlist[j].end = rmesa->vb.primlist[i].end;
}
else {
j++;
if (j != i) rmesa->vb.primlist[j] = rmesa->vb.primlist[i];
}
}
rmesa->vb.nrprims = j+1;
}
if (rmesa->vb.vtxfmt_0 != rmesa->hw.vtx.cmd[VTX_VTXFMT_0] ||
rmesa->vb.vtxfmt_1 != rmesa->hw.vtx.cmd[VTX_VTXFMT_1]) {
R200_STATECHANGE( rmesa, vtx );
rmesa->hw.vtx.cmd[VTX_VTXFMT_0] = rmesa->vb.vtxfmt_0;
rmesa->hw.vtx.cmd[VTX_VTXFMT_1] = rmesa->vb.vtxfmt_1;
}
for (i = 0 ; i < rmesa->vb.nrprims; i++) {
if (R200_DEBUG & DEBUG_PRIMS)
fprintf(stderr, "vtxfmt prim %d: %s %d..%d\n", i,
_mesa_lookup_enum_by_nr( rmesa->vb.primlist[i].prim &
PRIM_MODE_MASK ),
rmesa->vb.primlist[i].start,
rmesa->vb.primlist[i].end);
if (rmesa->vb.primlist[i].start < rmesa->vb.primlist[i].end)
r200EmitPrimitive( rmesa->glCtx,
rmesa->vb.primlist[i].start,
rmesa->vb.primlist[i].end,
rmesa->vb.primlist[i].prim );
}
rmesa->vb.nrprims = 0;
r200ReleaseDmaRegion( rmesa, &tmp, __FUNCTION__ );
}
