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/*
* Copyright (C) 2016 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 "util/list.h"
#include "util/u_string.h"
#include "freedreno_batch.h"
#include "freedreno_context.h"
#include "freedreno_resource.h"
struct fd_batch *
fd_batch_create(struct fd_context *ctx)
{
struct fd_batch *batch = CALLOC_STRUCT(fd_batch);
static unsigned seqno = 0;
if (!batch)
return NULL;
pipe_reference_init(&batch->reference, 1);
batch->seqno = ++seqno;
batch->ctx = ctx;
/* TODO how to pick a good size? Or maybe we should introduce
* fd_ringlist? Also, make sure size is aligned with bo-cache
* bucket size, since otherwise that will round up size..
*/
batch->draw = fd_ringbuffer_new(ctx->screen->pipe, 0x10000);
batch->binning = fd_ringbuffer_new(ctx->screen->pipe, 0x10000);
batch->gmem = fd_ringbuffer_new(ctx->screen->pipe, 0x10000);
fd_ringbuffer_set_parent(batch->gmem, NULL);
fd_ringbuffer_set_parent(batch->draw, batch->gmem);
fd_ringbuffer_set_parent(batch->binning, batch->gmem);
list_inithead(&batch->used_resources);
return batch;
}
void
__fd_batch_destroy(struct fd_batch *batch)
{
fd_ringbuffer_del(batch->draw);
fd_ringbuffer_del(batch->binning);
fd_ringbuffer_del(batch->gmem);
free(batch);
}
void
__fd_batch_describe(char* buf, const struct fd_batch *batch)
{
util_sprintf(buf, "fd_batch<%u>", batch->seqno);
}
void
fd_batch_flush(struct fd_batch *batch)
{
struct fd_resource *rsc, *rsc_tmp;
fd_gmem_render_tiles(batch->ctx);
/* go through all the used resources and clear their reading flag */
LIST_FOR_EACH_ENTRY_SAFE(rsc, rsc_tmp, &batch->used_resources, list) {
debug_assert(rsc->pending_batch == batch);
debug_assert(rsc->status != 0);
rsc->status = 0;
fd_batch_reference(&rsc->pending_batch, NULL);
list_delinit(&rsc->list);
}
assert(LIST_IS_EMPTY(&batch->used_resources));
}
void
fd_batch_resource_used(struct fd_batch *batch, struct fd_resource *rsc,
enum fd_resource_status status)
{
rsc->status |= status;
if (rsc->stencil)
rsc->stencil->status |= status;
/* TODO resources can actually be shared across contexts,
* so I'm not sure a single list-head will do the trick?
*/
debug_assert((rsc->pending_batch == batch) || !rsc->pending_batch);
list_delinit(&rsc->list);
list_addtail(&rsc->list, &batch->used_resources);
fd_batch_reference(&rsc->pending_batch, batch);
}
void
fd_batch_check_size(struct fd_batch *batch)
{
/* TODO eventually support having a list of draw/binning rb's
* and if we are too close to the end, add another to the
* list. For now we just flush.
*/
struct fd_ringbuffer *ring = batch->draw;
if (((ring->cur - ring->start) > (ring->size/4 - 0x1000)) ||
(fd_mesa_debug & FD_DBG_FLUSH))
fd_context_render(&batch->ctx->base);
}
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