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/*
* Copyright (C) 2009 Francisco Jerez.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "nouveau_driver.h"
#include "nouveau_context.h"
static GLboolean
nouveau_bo_marker_emit(struct gl_context *ctx, struct nouveau_bo_marker *m,
uint32_t flags)
{
struct nouveau_channel *chan = context_chan(ctx);
uint32_t packet;
if (m->gr->bound == NOUVEAU_GROBJ_UNBOUND)
nouveau_grobj_autobind(m->gr);
if (MARK_RING(chan, 2, 2))
return GL_FALSE;
packet = (m->gr->subc << 13) | (1 << 18) | m->mthd;
if (flags) {
if (nouveau_pushbuf_emit_reloc(chan, chan->cur++, m->bo,
packet, 0, flags |
(m->flags & (NOUVEAU_BO_VRAM |
NOUVEAU_BO_GART |
NOUVEAU_BO_RDWR)),
0, 0))
goto fail;
} else {
*(chan->cur++) = packet;
}
if (nouveau_pushbuf_emit_reloc(chan, chan->cur++, m->bo, m->data,
m->data2, flags | m->flags,
m->vor, m->tor))
goto fail;
return GL_TRUE;
fail:
MARK_UNDO(chan);
return GL_FALSE;
}
static GLboolean
nouveau_bo_context_grow(struct nouveau_bo_context *bctx)
{
struct nouveau_bo_marker *marker = bctx->marker;
int allocated = bctx->allocated + 1;
marker = realloc(marker, allocated * sizeof(struct nouveau_bo_marker));
if (!marker)
return GL_FALSE;
bctx->marker = marker;
bctx->allocated = allocated;
return GL_TRUE;
}
GLboolean
nouveau_bo_mark(struct nouveau_bo_context *bctx, struct nouveau_grobj *gr,
uint32_t mthd, struct nouveau_bo *bo,
uint32_t data, uint32_t data2, uint32_t vor, uint32_t tor,
uint32_t flags)
{
struct nouveau_bo_state *s = &to_nouveau_context(bctx->ctx)->bo;
struct nouveau_bo_marker *m;
if (bctx->count == bctx->allocated) {
if (!nouveau_bo_context_grow(bctx))
goto fail;
}
m = &bctx->marker[bctx->count];
*m = (struct nouveau_bo_marker) {
.gr = gr,
.mthd = mthd,
.data = data,
.data2 = data2,
.vor = vor,
.tor = tor,
.flags = flags,
};
nouveau_bo_ref(bo, &m->bo);
s->count++;
bctx->count++;
if (!nouveau_bo_marker_emit(bctx->ctx, m, 0))
goto fail;
return GL_TRUE;
fail:
nouveau_bo_context_reset(bctx);
return GL_FALSE;
}
void
nouveau_bo_context_reset(struct nouveau_bo_context *bctx)
{
struct nouveau_bo_state *s = &to_nouveau_context(bctx->ctx)->bo;
int i, n = bctx->count;
s->count -= n;
bctx->count = 0;
for (i = 0; i < n; i++)
nouveau_bo_ref(NULL, &bctx->marker[i].bo);
}
GLboolean
nouveau_bo_state_emit(struct gl_context *ctx)
{
struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo;
int i, j;
for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++) {
struct nouveau_bo_context *bctx = &s->context[i];
for (j = 0; j < bctx->count; j++) {
if (!nouveau_bo_marker_emit(ctx, &bctx->marker[j],
NOUVEAU_BO_DUMMY))
return GL_FALSE;
}
}
return GL_TRUE;
}
void
nouveau_bo_state_init(struct gl_context *ctx)
{
struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo;
int i;
for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++)
s->context[i].ctx = ctx;
}
void
nouveau_bo_state_destroy(struct gl_context *ctx)
{
struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo;
int i, j;
for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++) {
struct nouveau_bo_context *bctx = &s->context[i];
for (j = 0; j < bctx->count; j++)
nouveau_bo_ref(NULL, &bctx->marker[j].bo);
if (bctx->marker)
free(bctx->marker);
}
}
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