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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 "draw/draw_context.h"
#include "pipe/p_defines.h"
#include "nv50_context.h"
#include "nv50_screen.h"
#include "nv50_resource.h"
#include "nouveau/nouveau_reloc.h"
static void
nv50_flush(struct pipe_context *pipe, unsigned flags,
struct pipe_fence_handle **fence)
{
struct nv50_context *nv50 = nv50_context(pipe);
struct nouveau_channel *chan = nv50->screen->base.channel;
if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
BEGIN_RING(chan, RING_3D_(NV50_GRAPH_WAIT_FOR_IDLE), 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, RING_3D(TEX_CACHE_CTL), 1);
OUT_RING (chan, 0x20);
}
if (fence)
nouveau_fence_ref(nv50->screen->base.fence.current,
(struct nouveau_fence **)fence);
if (flags & (PIPE_FLUSH_SWAPBUFFERS | PIPE_FLUSH_FRAME))
FIRE_RING(chan);
}
void
nv50_default_flush_notify(struct nouveau_channel *chan)
{
struct nv50_context *nv50 = chan->user_private;
if (!nv50)
return;
nouveau_fence_update(&nv50->screen->base, TRUE);
nouveau_fence_next(&nv50->screen->base);
}
static void
nv50_destroy(struct pipe_context *pipe)
{
struct nv50_context *nv50 = nv50_context(pipe);
draw_destroy(nv50->draw);
if (nv50->screen->cur_ctx == nv50) {
nv50->screen->base.channel->user_private = NULL;
nv50->screen->cur_ctx = NULL;
}
FREE(nv50);
}
struct pipe_context *
nv50_create(struct pipe_screen *pscreen, void *priv)
{
struct pipe_winsys *pipe_winsys = pscreen->winsys;
struct nv50_screen *screen = nv50_screen(pscreen);
struct nv50_context *nv50;
struct pipe_context *pipe;
nv50 = CALLOC_STRUCT(nv50_context);
if (!nv50)
return NULL;
pipe = &nv50->base.pipe;
nv50->screen = screen;
nv50->base.screen = &screen->base;
nv50->base.copy_data = nv50_m2mf_copy_linear;
nv50->base.push_data = nv50_sifc_linear_u8;
pipe->winsys = pipe_winsys;
pipe->screen = pscreen;
pipe->priv = priv;
pipe->destroy = nv50_destroy;
pipe->draw_vbo = nv50_draw_vbo;
pipe->clear = nv50_clear;
pipe->flush = nv50_flush;
if (!screen->cur_ctx)
screen->cur_ctx = nv50;
screen->base.channel->user_private = nv50;
screen->base.channel->flush_notify = nv50_default_flush_notify;
nv50_init_query_functions(nv50);
nv50_init_surface_functions(nv50);
nv50_init_state_functions(nv50);
nv50_init_resource_functions(pipe);
nv50->draw = draw_create(pipe);
assert(nv50->draw);
draw_set_rasterize_stage(nv50->draw, nv50_draw_render_stage(nv50));
return pipe;
}
struct resident {
struct nv04_resource *res;
uint32_t flags;
};
void
nv50_bufctx_add_resident(struct nv50_context *nv50, int ctx,
struct nv04_resource *resource, uint32_t flags)
{
struct resident rsd = { resource, flags };
if (!resource->bo)
return;
/* We don't need to reference the resource here, it will be referenced
* in the context/state, and bufctx will be reset when state changes.
*/
util_dynarray_append(&nv50->residents[ctx], struct resident, rsd);
}
void
nv50_bufctx_del_resident(struct nv50_context *nv50, int ctx,
struct nv04_resource *resource)
{
struct resident *rsd, *top;
unsigned i;
for (i = 0; i < nv50->residents[ctx].size / sizeof(struct resident); ++i) {
rsd = util_dynarray_element(&nv50->residents[ctx], struct resident, i);
if (rsd->res == resource) {
top = util_dynarray_pop_ptr(&nv50->residents[ctx], struct resident);
if (rsd != top)
*rsd = *top;
break;
}
}
}
void
nv50_bufctx_emit_relocs(struct nv50_context *nv50)
{
struct resident *rsd;
struct util_dynarray *array;
unsigned ctx, i, n;
for (ctx = 0; ctx < NV50_BUFCTX_COUNT; ++ctx) {
array = &nv50->residents[ctx];
n = array->size / sizeof(struct resident);
MARK_RING(nv50->screen->base.channel, n, n);
for (i = 0; i < n; ++i) {
rsd = util_dynarray_element(array, struct resident, i);
nv50_resource_validate(rsd->res, rsd->flags);
}
}
nv50_screen_make_buffers_resident(nv50->screen);
}
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