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/* -*- 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"
/* 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 fd_resource *rsc, *rsc_tmp;
DBG("needs_flush: %d", ctx->needs_flush);
if (!ctx->needs_flush)
return;
fd_batch_flush(ctx->batch);
fd_batch_reference(&ctx->batch, NULL);
ctx->batch = fd_batch_create(ctx);
ctx->needs_flush = false;
ctx->cleared = ctx->partial_cleared = ctx->restore = ctx->resolve = 0;
ctx->gmem_reason = 0;
ctx->num_draws = 0;
/* go through all the used resources and clear their reading flag */
LIST_FOR_EACH_ENTRY_SAFE(rsc, rsc_tmp, &ctx->used_resources, list) {
debug_assert(rsc->status != 0);
rsc->status = 0;
rsc->pending_ctx = NULL;
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)
{
struct fd_batch *batch = NULL;
fd_batch_reference(&batch, fd_context(pctx)->batch);
fd_context_render(pctx);
if (fence) {
fd_screen_fence_ref(pctx->screen, fence, NULL);
*fence = fd_fence_create(pctx, fd_ringbuffer_timestamp(batch->gmem));
}
fd_batch_reference(&batch, NULL);
}
/**
* emit marker string as payload of a no-op packet, which can be
* decoded by cffdump.
*/
static void
fd_emit_string_marker(struct pipe_context *pctx, const char *string, int len)
{
struct fd_context *ctx = fd_context(pctx);
struct fd_ringbuffer *ring = ctx->batch->draw;
const uint32_t *buf = (const void *)string;
/* max packet size is 0x3fff dwords: */
len = MIN2(len, 0x3fff * 4);
OUT_PKT3(ring, CP_NOP, align(len, 4) / 4);
while (len >= 4) {
OUT_RING(ring, *buf);
buf++;
len -= 4;
}
/* copy remainder bytes without reading past end of input string: */
if (len > 0) {
uint32_t w = 0;
memcpy(&w, buf, len);
OUT_RING(ring, w);
}
}
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_batch_reference(&ctx->batch, NULL); /* unref current batch */
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);
}
static void
fd_set_debug_callback(struct pipe_context *pctx,
const struct pipe_debug_callback *cb)
{
struct fd_context *ctx = fd_context(pctx);
if (cb)
ctx->debug = *cb;
else
memset(&ctx->debug, 0, sizeof(ctx->debug));
}
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;
ctx->stage = FD_STAGE_NULL;
pctx = &ctx->base;
pctx->screen = pscreen;
pctx->priv = priv;
pctx->flush = fd_context_flush;
pctx->emit_string_marker = fd_emit_string_marker;
pctx->set_debug_callback = fd_set_debug_callback;
ctx->batch = fd_batch_create(ctx);
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;
}
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