/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
/*
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
*
* 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 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.
*
* Authors:
* Rob Clark <robclark@freedesktop.org>
*/
#include "freedreno_context.h"
#include "freedreno_draw.h"
#include "freedreno_fence.h"
#include "freedreno_program.h"
#include "freedreno_resource.h"
#include "freedreno_texture.h"
#include "freedreno_state.h"
#include "freedreno_gmem.h"
#include "freedreno_query.h"
#include "freedreno_query_hw.h"
#include "freedreno_util.h"
static struct fd_ringbuffer *next_rb(struct fd_context *ctx)
{
struct fd_ringbuffer *ring;
uint32_t ts;
/* grab next ringbuffer: */
ring = ctx->rings[(ctx->rings_idx++) % ARRAY_SIZE(ctx->rings)];
/* wait for new rb to be idle: */
ts = fd_ringbuffer_timestamp(ring);
if (ts) {
DBG("wait: %u", ts);
fd_pipe_wait(ctx->screen->pipe, ts);
}
fd_ringbuffer_reset(ring);
return ring;
}
static void
fd_context_next_rb(struct pipe_context *pctx)
{
struct fd_context *ctx = fd_context(pctx);
struct fd_ringbuffer *ring;
fd_ringmarker_del(ctx->draw_start);
fd_ringmarker_del(ctx->draw_end);
ring = next_rb(ctx);
ctx->draw_start = fd_ringmarker_new(ring);
ctx->draw_end = fd_ringmarker_new(ring);
fd_ringbuffer_set_parent(ring, NULL);
ctx->ring = ring;
fd_ringmarker_del(ctx->binning_start);
fd_ringmarker_del(ctx->binning_end);
ring = next_rb(ctx);
ctx->binning_start = fd_ringmarker_new(ring);
ctx->binning_end = fd_ringmarker_new(ring);
fd_ringbuffer_set_parent(ring, ctx->ring);
ctx->binning_ring = ring;
}
/* emit accumulated render cmds, needed for example if render target has
* changed, or for flush()
*/
void
fd_context_render(struct pipe_context *pctx)
{
struct fd_context *ctx = fd_context(pctx);
struct pipe_framebuffer_state *pfb = &ctx->framebuffer;
struct fd_resource *rsc, *rsc_tmp;
int i;
DBG("needs_flush: %d", ctx->needs_flush);
if (!ctx->needs_flush)
return;
fd_gmem_render_tiles(ctx);
DBG("%p/%p/%p", ctx->ring->start, ctx->ring->cur, ctx->ring->end);
/* if size in dwords is more than half the buffer size, then wait and
* wrap around:
*/
if ((ctx->ring->cur - ctx->ring->start) > ctx->ring->size/8)
fd_context_next_rb(pctx);
ctx->needs_flush = false;
ctx->cleared = ctx->partial_cleared = ctx->restore = ctx->resolve = 0;
ctx->gmem_reason = 0;
ctx->num_draws = 0;
for (i = 0; i < pfb->nr_cbufs; i++)
if (pfb->cbufs[i])
fd_resource(pfb->cbufs[i]->texture)->dirty = false;
if (pfb->zsbuf) {
rsc = fd_resource(pfb->zsbuf->texture);
rsc->dirty = false;
if (rsc->stencil)
rsc->stencil->dirty = false;
}
/* go through all the used resources and clear their reading flag */
LIST_FOR_EACH_ENTRY_SAFE(rsc, rsc_tmp, &ctx->used_resources, list) {
rsc->reading = false;
list_delinit(&rsc->list);
}
assert(LIST_IS_EMPTY
(&ctx
->used_resources
)); }
static void
fd_context_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence,
unsigned flags)
{
fd_context_render(pctx);
if (fence)
*fence = fd_fence_create(pctx);
}
void
fd_context_destroy(struct pipe_context *pctx)
{
struct fd_context *ctx = fd_context(pctx);
unsigned i;
DBG("");
fd_prog_fini(pctx);
fd_hw_query_fini(pctx);
util_dynarray_fini(&ctx->draw_patches);
if (ctx->blitter)
util_blitter_destroy(ctx->blitter);
if (ctx->primconvert)
util_primconvert_destroy(ctx->primconvert);
util_slab_destroy(&ctx->transfer_pool);
fd_ringmarker_del(ctx->draw_start);
fd_ringmarker_del(ctx->draw_end);
fd_ringmarker_del(ctx->binning_start);
fd_ringmarker_del(ctx->binning_end);
for (i = 0; i < ARRAY_SIZE(ctx->rings); i++)
fd_ringbuffer_del(ctx->rings[i]);
for (i = 0; i < ARRAY_SIZE(ctx->pipe); i++) {
struct fd_vsc_pipe *pipe = &ctx->pipe[i];
if (!pipe->bo)
break;
fd_bo_del(pipe->bo);
}
fd_device_del(ctx->dev);
FREE(ctx);
}
struct pipe_context *
fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
const uint8_t *primtypes, void *priv)
{
struct fd_screen *screen = fd_screen(pscreen);
struct pipe_context *pctx;
int i;
ctx->screen = screen;
ctx->primtypes = primtypes;
ctx->primtype_mask = 0;
for (i = 0; i < PIPE_PRIM_MAX; i++)
if (primtypes[i])
ctx->primtype_mask |= (1 << i);
/* need some sane default in case state tracker doesn't
* set some state:
*/
ctx->sample_mask = 0xffff;
pctx = &ctx->base;
pctx->screen = pscreen;
pctx->priv = priv;
pctx->flush = fd_context_flush;
for (i = 0; i < ARRAY_SIZE(ctx->rings); i++) {
ctx->rings[i] = fd_ringbuffer_new(screen->pipe, 0x100000);
if (!ctx->rings[i])
goto fail;
}
fd_context_next_rb(pctx);
fd_reset_wfi(ctx);
util_dynarray_init(&ctx->draw_patches);
util_slab_create(&ctx->transfer_pool, sizeof(struct fd_transfer),
16, UTIL_SLAB_SINGLETHREADED);
fd_draw_init(pctx);
fd_resource_context_init(pctx);
fd_query_context_init(pctx);
fd_texture_init(pctx);
fd_state_init(pctx);
fd_hw_query_init(pctx);
ctx->blitter = util_blitter_create(pctx);
if (!ctx->blitter)
goto fail;
ctx->primconvert = util_primconvert_create(pctx, ctx->primtype_mask);
if (!ctx->primconvert)
goto fail;
return pctx;
fail:
pctx->destroy(pctx);
return NULL;
}