/*
* 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 OR COPYRIGHT HOLDERS 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 NV50_WITH_DRAW_MODULE
#include "draw/draw_context.h"
#endif
#include "nv50_context.h"
#include "nv50_screen.h"
#include "nv50_resource.h"
static void
nv50_flush(struct pipe_context *pipe,
struct pipe_fence_handle **fence,
unsigned flags)
{
struct nouveau_screen *screen = nouveau_screen(pipe->screen);
if (fence)
nouveau_fence_ref(screen->fence.current, (struct nouveau_fence **)fence);
PUSH_KICK(screen->pushbuf);
nouveau_context_update_frame_stats(nouveau_context(pipe));
}
static void
nv50_texture_barrier(struct pipe_context *pipe)
{
struct nouveau_pushbuf *push = nv50_context(pipe)->base.pushbuf;
BEGIN_NV04(push, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV50_3D(TEX_CACHE_CTL), 1);
PUSH_DATA (push, 0x20);
}
void
nv50_default_kick_notify(struct nouveau_pushbuf *push)
{
struct nv50_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;
}
}
static void
nv50_context_unreference_resources(struct nv50_context *nv50)
{
unsigned s, i;
nouveau_bufctx_del(&nv50->bufctx_3d);
nouveau_bufctx_del(&nv50->bufctx);
util_unreference_framebuffer_state(&nv50->framebuffer);
for (i = 0; i < nv50->num_vtxbufs; ++i)
pipe_resource_reference(&nv50->vtxbuf[i].buffer, NULL);
pipe_resource_reference(&nv50->idxbuf.buffer, NULL);
for (s = 0; s < 3; ++s) {
for (i = 0; i < nv50->num_textures[s]; ++i)
pipe_sampler_view_reference(&nv50->textures[s][i], NULL);
for (i = 0; i < NV50_MAX_PIPE_CONSTBUFS; ++i)
if (!nv50->constbuf[s][i].user)
pipe_resource_reference(&nv50->constbuf[s][i].u.buf, NULL);
}
}
static void
nv50_destroy(struct pipe_context *pipe)
{
struct nv50_context *nv50 = nv50_context(pipe);
if (nv50_context_screen(nv50)->cur_ctx == nv50) {
nv50->base.pushbuf->kick_notify = NULL;
nv50_context_screen(nv50)->cur_ctx = NULL;
nouveau_pushbuf_bufctx(nv50->base.pushbuf, NULL);
}
/* need to flush before destroying the bufctx */
nouveau_pushbuf_kick(nv50->base.pushbuf, nv50->base.pushbuf->channel);
nv50_context_unreference_resources(nv50);
#ifdef NV50_WITH_DRAW_MODULE
draw_destroy(nv50->draw);
#endif
nouveau_context_destroy(&nv50->base);
}
static int
nv50_invalidate_resource_storage(struct nouveau_context *ctx,
struct pipe_resource *res,
int ref)
{
struct nv50_context *nv50 = nv50_context(&ctx->pipe);
unsigned s, i;
if (res->bind & PIPE_BIND_RENDER_TARGET) {
for (i = 0; i < nv50->framebuffer.nr_cbufs; ++i) {
if (nv50->framebuffer.cbufs[i] &&
nv50->framebuffer.cbufs[i]->texture == res) {
nv50->dirty |= NV50_NEW_FRAMEBUFFER;
nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_FB);
if (!--ref)
return ref;
}
}
}
if (res->bind & PIPE_BIND_DEPTH_STENCIL) {
if (nv50->framebuffer.zsbuf &&
nv50->framebuffer.zsbuf->texture == res) {
nv50->dirty |= NV50_NEW_FRAMEBUFFER;
nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_FB);
if (!--ref)
return ref;
}
}
if (res->bind & PIPE_BIND_VERTEX_BUFFER) {
for (i = 0; i < nv50->num_vtxbufs; ++i) {
if (nv50->vtxbuf[i].buffer == res) {
nv50->dirty |= NV50_NEW_ARRAYS;
nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_VERTEX);
if (!--ref)
return ref;
}
}
}
if (res->bind & PIPE_BIND_INDEX_BUFFER) {
if (nv50->idxbuf.buffer == res)
if (!--ref)
return ref;
}
if (res->bind & PIPE_BIND_SAMPLER_VIEW) {
for (s = 0; s < 5; ++s) {
for (i = 0; i < nv50->num_textures[s]; ++i) {
if (nv50->textures[s][i] &&
nv50->textures[s][i]->texture == res) {
nv50->dirty |= NV50_NEW_TEXTURES;
nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_TEXTURES);
if (!--ref)
return ref;
}
}
}
}
if (res->bind & PIPE_BIND_CONSTANT_BUFFER) {
for (s = 0; s < 5; ++s) {
for (i = 0; i < nv50->num_vtxbufs; ++i) {
if (!nv50->constbuf[s][i].user &&
nv50->constbuf[s][i].u.buf == res) {
nv50->dirty |= NV50_NEW_CONSTBUF;
nv50->constbuf_dirty[s] |= 1 << i;
nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_CB(s, i));
if (!--ref)
return ref;
}
}
}
}
return ref;
}
struct pipe_context *
nv50_create(struct pipe_screen *pscreen, void *priv)
{
struct nv50_screen *screen = nv50_screen(pscreen);
struct nv50_context *nv50;
struct pipe_context *pipe;
int ret;
uint32_t flags;
nv50 = CALLOC_STRUCT(nv50_context);
if (!nv50)
return NULL;
pipe = &nv50->base.pipe;
if (!nv50_blitctx_create(nv50))
goto out_err;
nv50->base.pushbuf = screen->base.pushbuf;
nv50->base.client = screen->base.client;
ret = nouveau_bufctx_new(screen->base.client, NV50_BIND_COUNT,
&nv50->bufctx_3d);
if (!ret)
ret = nouveau_bufctx_new(screen->base.client, 2, &nv50->bufctx);
if (ret)
goto out_err;
nv50->base.screen = &screen->base;
nv50->base.copy_data = nv50_m2mf_copy_linear;
nv50->base.push_data = nv50_sifc_linear_u8;
nv50->base.push_cb = nv50_cb_push;
nv50->screen = screen;
pipe->screen = pscreen;
pipe->priv = priv;
pipe->destroy = nv50_destroy;
pipe->draw_vbo = nv50_draw_vbo;
pipe->clear = nv50_clear;
pipe->flush = nv50_flush;
pipe->texture_barrier = nv50_texture_barrier;
if (!screen->cur_ctx) {
screen->cur_ctx = nv50;
nouveau_pushbuf_bufctx(screen->base.pushbuf, nv50->bufctx);
}
nv50->base.pushbuf->kick_notify = nv50_default_kick_notify;
nv50_init_query_functions(nv50);
nv50_init_surface_functions(nv50);
nv50_init_state_functions(nv50);
nv50_init_resource_functions(pipe);
nv50->base.invalidate_resource_storage = nv50_invalidate_resource_storage;
#ifdef NV50_WITH_DRAW_MODULE
/* no software fallbacks implemented */
nv50->draw = draw_create(pipe);
draw_set_rasterize_stage(nv50->draw, nv50_draw_render_stage(nv50));
#endif
if (screen->base.device->chipset < 0x84) {
/* PMPEG */
nouveau_context_init_vdec(&nv50->base);
} else if (screen->base.device->chipset < 0x98 ||
screen->base.device->chipset == 0xa0) {
/* VP2 */
pipe->create_video_decoder = nv84_create_decoder;
pipe->create_video_buffer = nv84_video_buffer_create;
} else {
/* Unsupported, but need to init pointers. */
nouveau_context_init_vdec(&nv50->base);
}
flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD;
BCTX_REFN_bo(nv50->bufctx_3d, SCREEN, flags, screen->code);
BCTX_REFN_bo(nv50->bufctx_3d, SCREEN, flags, screen->uniforms);
BCTX_REFN_bo(nv50->bufctx_3d, SCREEN, flags, screen->txc);
BCTX_REFN_bo(nv50->bufctx_3d, SCREEN, flags, screen->stack_bo);
flags = NOUVEAU_BO_GART | NOUVEAU_BO_WR;
BCTX_REFN_bo(nv50->bufctx_3d, SCREEN, flags, screen->fence.bo);
BCTX_REFN_bo(nv50->bufctx, FENCE, flags, screen->fence.bo);
nv50->base.scratch.bo_size = 2 << 20;
return pipe;
out_err:
if (nv50) {
if (nv50->bufctx_3d)
nouveau_bufctx_del(&nv50->bufctx_3d);
if (nv50->bufctx)
nouveau_bufctx_del(&nv50->bufctx);
if (nv50->blit)
FREE(nv50->blit);
FREE(nv50);
}
return NULL;
}
void
nv50_bufctx_fence(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)
nv50_resource_validate(res, (unsigned)ref->priv_data);
}
}