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/*
* Copyright 2010 Christoph Bumiller
*
* 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 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 AUTHORS 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 "pipe/p_defines.h"
#include "util/u_framebuffer.h"
#ifdef NVC0_WITH_DRAW_MODULE
#include "draw/draw_context.h"
#endif
#include "nvc0_context.h"
#include "nvc0_screen.h"
#include "nvc0_resource.h"
static void
nvc0_flush(struct pipe_context *pipe,
struct pipe_fence_handle **fence)
{
struct nvc0_context *nvc0 = nvc0_context(pipe);
struct nouveau_screen *screen = &nvc0->screen->base;
if (fence)
nouveau_fence_ref(screen->fence.current, (struct nouveau_fence **)fence);
PUSH_KICK(nvc0->base.pushbuf); /* fencing handled in kick_notify */
}
static void
nvc0_texture_barrier(struct pipe_context *pipe)
{
struct nouveau_pushbuf *push = nvc0_context(pipe)->base.pushbuf;
IMMED_NVC0(push, NVC0_3D(SERIALIZE), 0);
IMMED_NVC0(push, NVC0_3D(TEX_CACHE_CTL), 0);
}
static void
nvc0_context_unreference_resources(struct nvc0_context *nvc0)
{
unsigned s, i;
nouveau_bufctx_del(&nvc0->bufctx_3d);
nouveau_bufctx_del(&nvc0->bufctx);
util_unreference_framebuffer_state(&nvc0->framebuffer);
for (i = 0; i < nvc0->num_vtxbufs; ++i)
pipe_resource_reference(&nvc0->vtxbuf[i].buffer, NULL);
pipe_resource_reference(&nvc0->idxbuf.buffer, NULL);
for (s = 0; s < 5; ++s) {
for (i = 0; i < nvc0->num_textures[s]; ++i)
pipe_sampler_view_reference(&nvc0->textures[s][i], NULL);
for (i = 0; i < 16; ++i)
pipe_resource_reference(&nvc0->constbuf[s][i], NULL);
}
for (i = 0; i < nvc0->num_tfbbufs; ++i)
pipe_so_target_reference(&nvc0->tfbbuf[i], NULL);
}
static void
nvc0_destroy(struct pipe_context *pipe)
{
struct nvc0_context *nvc0 = nvc0_context(pipe);
if (nvc0->screen->cur_ctx == nvc0) {
nvc0->base.pushbuf->kick_notify = NULL;
nvc0->screen->cur_ctx = NULL;
nouveau_pushbuf_bufctx(nvc0->base.pushbuf, NULL);
}
nouveau_pushbuf_kick(nvc0->base.pushbuf, nvc0->base.pushbuf->channel);
nvc0_context_unreference_resources(nvc0);
#ifdef NVC0_WITH_DRAW_MODULE
draw_destroy(nvc0->draw);
#endif
FREE(nvc0);
}
void
nvc0_default_kick_notify(struct nouveau_pushbuf *push)
{
struct nvc0_screen *screen = push->user_priv;
if (screen) {
nouveau_fence_next(&screen->base);
nouveau_fence_update(&screen->base, TRUE);
if (screen->cur_ctx)
screen->cur_ctx->state.flushed = TRUE;
}
}
struct pipe_context *
nvc0_create(struct pipe_screen *pscreen, void *priv)
{
struct nvc0_screen *screen = nvc0_screen(pscreen);
struct nvc0_context *nvc0;
struct pipe_context *pipe;
int ret;
uint32_t flags;
nvc0 = CALLOC_STRUCT(nvc0_context);
if (!nvc0)
return NULL;
pipe = &nvc0->base.pipe;
nvc0->base.pushbuf = screen->base.pushbuf;
ret = nouveau_bufctx_new(screen->base.client, NVC0_BIND_COUNT,
&nvc0->bufctx_3d);
if (!ret)
nouveau_bufctx_new(screen->base.client, 2, &nvc0->bufctx);
if (ret)
goto out_err;
nvc0->screen = screen;
nvc0->base.screen = &screen->base;
pipe->screen = pscreen;
pipe->priv = priv;
pipe->destroy = nvc0_destroy;
pipe->draw_vbo = nvc0_draw_vbo;
pipe->clear = nvc0_clear;
pipe->flush = nvc0_flush;
pipe->texture_barrier = nvc0_texture_barrier;
if (!screen->cur_ctx) {
screen->cur_ctx = nvc0;
nouveau_pushbuf_bufctx(screen->base.pushbuf, nvc0->bufctx);
}
screen->base.pushbuf->kick_notify = nvc0_default_kick_notify;
nvc0_init_query_functions(nvc0);
nvc0_init_surface_functions(nvc0);
nvc0_init_state_functions(nvc0);
nvc0_init_transfer_functions(nvc0);
nvc0_init_resource_functions(pipe);
#ifdef NVC0_WITH_DRAW_MODULE
/* no software fallbacks implemented */
nvc0->draw = draw_create(pipe);
assert(nvc0->draw);
draw_set_rasterize_stage(nvc0->draw, nvc0_draw_render_stage(nvc0));
#endif
nouveau_context_init_vdec(&nvc0->base);
/* shader builtin library is per-screen, but we need a context for m2mf */
nvc0_program_library_upload(nvc0);
/* add permanently resident buffers to bufctxts */
flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD;
BCTX_REFN_bo(nvc0->bufctx_3d, SCREEN, flags, screen->text);
BCTX_REFN_bo(nvc0->bufctx_3d, SCREEN, flags, screen->uniform_bo);
BCTX_REFN_bo(nvc0->bufctx_3d, SCREEN, flags, screen->txc);
flags = NOUVEAU_BO_GART | NOUVEAU_BO_WR;
BCTX_REFN_bo(nvc0->bufctx_3d, SCREEN, flags, screen->fence.bo);
BCTX_REFN_bo(nvc0->bufctx, FENCE, flags, screen->fence.bo);
nvc0->base.scratch.bo_size = 2 << 20;
return pipe;
out_err:
if (nvc0) {
if (nvc0->bufctx_3d)
nouveau_bufctx_del(&nvc0->bufctx_3d);
if (nvc0->bufctx)
nouveau_bufctx_del(&nvc0->bufctx);
FREE(nvc0);
}
return NULL;
}
void
nvc0_bufctx_fence(struct nvc0_context *nvc0, struct nouveau_bufctx *bufctx,
boolean on_flush)
{
struct nouveau_list *list = on_flush ? &bufctx->current : &bufctx->pending;
struct nouveau_list *it;
for (it = list->next; it != list; it = it->next) {
struct nouveau_bufref *ref = (struct nouveau_bufref *)it;
struct nv04_resource *res = ref->priv;
if (res)
nvc0_resource_validate(res, (unsigned)ref->priv_data);
}
}
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