#include "freedreno_batch.h"
#include "freedreno_context.h"
+#include "freedreno_fence.h"
#include "freedreno_resource.h"
+#include "freedreno_query_hw.h"
static void
batch_init(struct fd_batch *batch)
struct fd_context *ctx = batch->ctx;
unsigned size = 0;
+ if (ctx->screen->reorder)
+ util_queue_fence_init(&batch->flush_fence);
+
/* if kernel is too old to support unlimited # of cmd buffers, we
* have no option but to allocate large worst-case sizes so that
* we don't need to grow the ringbuffer. Performance is likely to
* suffer, but there is no good alternative.
+ *
+ * XXX I think we can just require new enough kernel for this?
*/
- if (fd_device_version(ctx->screen->dev) < FD_VERSION_UNLIMITED_CMDS) {
+ if ((fd_device_version(ctx->screen->dev) < FD_VERSION_UNLIMITED_CMDS) ||
+ (fd_mesa_debug & FD_DBG_NOGROW)){
size = 0x100000;
}
- batch->draw = fd_ringbuffer_new(ctx->screen->pipe, size);
- batch->binning = fd_ringbuffer_new(ctx->screen->pipe, size);
- batch->gmem = fd_ringbuffer_new(ctx->screen->pipe, size);
+ batch->submit = fd_submit_new(ctx->pipe);
+ if (batch->nondraw) {
+ batch->draw = fd_submit_new_ringbuffer(batch->submit, size,
+ FD_RINGBUFFER_PRIMARY | FD_RINGBUFFER_GROWABLE);
+ } else {
+ batch->gmem = fd_submit_new_ringbuffer(batch->submit, size,
+ FD_RINGBUFFER_PRIMARY | FD_RINGBUFFER_GROWABLE);
+ batch->draw = fd_submit_new_ringbuffer(batch->submit, size,
+ FD_RINGBUFFER_GROWABLE);
+
+ if (ctx->screen->gpu_id < 600) {
+ batch->binning = fd_submit_new_ringbuffer(batch->submit,
+ size, FD_RINGBUFFER_GROWABLE);
+ }
+ }
- fd_ringbuffer_set_parent(batch->gmem, NULL);
- fd_ringbuffer_set_parent(batch->draw, batch->gmem);
- fd_ringbuffer_set_parent(batch->binning, batch->gmem);
+ batch->in_fence_fd = -1;
+ batch->fence = fd_fence_create(batch);
- batch->cleared = batch->partial_cleared = 0;
+ batch->cleared = 0;
+ batch->invalidated = 0;
batch->restore = batch->resolve = 0;
batch->needs_flush = false;
+ batch->flushed = false;
batch->gmem_reason = 0;
batch->num_draws = 0;
+ batch->stage = FD_STAGE_NULL;
- /* reset maximal bounds: */
- batch->max_scissor.minx = batch->max_scissor.miny = ~0;
- batch->max_scissor.maxx = batch->max_scissor.maxy = 0;
+ fd_reset_wfi(batch);
- util_dynarray_init(&batch->draw_patches);
+ util_dynarray_init(&batch->draw_patches, NULL);
if (is_a3xx(ctx->screen))
- util_dynarray_init(&batch->rbrc_patches);
+ util_dynarray_init(&batch->rbrc_patches, NULL);
+
+ util_dynarray_init(&batch->gmem_patches, NULL);
assert(batch->resources->entries == 0);
+
+ util_dynarray_init(&batch->samples, NULL);
}
struct fd_batch *
-fd_batch_create(struct fd_context *ctx)
+fd_batch_create(struct fd_context *ctx, bool nondraw)
{
struct fd_batch *batch = CALLOC_STRUCT(fd_batch);
pipe_reference_init(&batch->reference, 1);
batch->ctx = ctx;
+ batch->nondraw = nondraw;
batch->resources = _mesa_set_create(NULL, _mesa_hash_pointer,
_mesa_key_pointer_equal);
static void
batch_fini(struct fd_batch *batch)
{
+ DBG("%p", batch);
+
+ pipe_resource_reference(&batch->query_buf, NULL);
+
+ if (batch->in_fence_fd != -1)
+ close(batch->in_fence_fd);
+
+ /* in case batch wasn't flushed but fence was created: */
+ fd_fence_populate(batch->fence, 0, -1);
+
+ fd_fence_ref(NULL, &batch->fence, NULL);
+
fd_ringbuffer_del(batch->draw);
- fd_ringbuffer_del(batch->binning);
- fd_ringbuffer_del(batch->gmem);
+ if (!batch->nondraw) {
+ if (batch->binning)
+ fd_ringbuffer_del(batch->binning);
+ fd_ringbuffer_del(batch->gmem);
+ } else {
+ debug_assert(!batch->binning);
+ debug_assert(!batch->gmem);
+ }
+
+ if (batch->lrz_clear) {
+ fd_ringbuffer_del(batch->lrz_clear);
+ batch->lrz_clear = NULL;
+ }
+
+ if (batch->tile_setup) {
+ fd_ringbuffer_del(batch->tile_setup);
+ batch->tile_setup = NULL;
+ }
+
+ if (batch->tile_fini) {
+ fd_ringbuffer_del(batch->tile_fini);
+ batch->tile_fini = NULL;
+ }
+
+ fd_submit_del(batch->submit);
util_dynarray_fini(&batch->draw_patches);
if (is_a3xx(batch->ctx->screen))
util_dynarray_fini(&batch->rbrc_patches);
+
+ util_dynarray_fini(&batch->gmem_patches);
+
+ while (batch->samples.size > 0) {
+ struct fd_hw_sample *samp =
+ util_dynarray_pop(&batch->samples, struct fd_hw_sample *);
+ fd_hw_sample_reference(batch->ctx, &samp, NULL);
+ }
+ util_dynarray_fini(&batch->samples);
+
+ if (batch->ctx->screen->reorder)
+ util_queue_fence_destroy(&batch->flush_fence);
}
static void
foreach_batch(dep, cache, batch->dependents_mask) {
if (flush)
- fd_batch_flush(dep);
+ fd_batch_flush(dep, false, false);
fd_batch_reference(&dep, NULL);
}
}
static void
-batch_reset_resources(struct fd_batch *batch)
+batch_reset_resources_locked(struct fd_batch *batch)
{
- struct set_entry *entry;
+ pipe_mutex_assert_locked(batch->ctx->screen->lock);
set_foreach(batch->resources, entry) {
struct fd_resource *rsc = (struct fd_resource *)entry->key;
debug_assert(rsc->batch_mask & (1 << batch->idx));
rsc->batch_mask &= ~(1 << batch->idx);
if (rsc->write_batch == batch)
- fd_batch_reference(&rsc->write_batch, NULL);
+ fd_batch_reference_locked(&rsc->write_batch, NULL);
}
}
+static void
+batch_reset_resources(struct fd_batch *batch)
+{
+ mtx_lock(&batch->ctx->screen->lock);
+ batch_reset_resources_locked(batch);
+ mtx_unlock(&batch->ctx->screen->lock);
+}
+
static void
batch_reset(struct fd_batch *batch)
{
DBG("%p", batch);
+ fd_batch_sync(batch);
+
batch_flush_reset_dependencies(batch, false);
batch_reset_resources(batch);
void
__fd_batch_destroy(struct fd_batch *batch)
{
- fd_bc_invalidate_batch(batch, true);
+ struct fd_context *ctx = batch->ctx;
DBG("%p", batch);
- util_copy_framebuffer_state(&batch->framebuffer, NULL);
+ fd_context_assert_locked(batch->ctx);
- batch_fini(batch);
+ fd_bc_invalidate_batch(batch, true);
- batch_reset_resources(batch);
+ batch_reset_resources_locked(batch);
debug_assert(batch->resources->entries == 0);
_mesa_set_destroy(batch->resources, NULL);
+ fd_context_unlock(ctx);
batch_flush_reset_dependencies(batch, false);
debug_assert(batch->dependents_mask == 0);
+ util_copy_framebuffer_state(&batch->framebuffer, NULL);
+ batch_fini(batch);
free(batch);
+ fd_context_lock(ctx);
}
void
util_sprintf(buf, "fd_batch<%u>", batch->seqno);
}
+void
+fd_batch_sync(struct fd_batch *batch)
+{
+ if (!batch->ctx->screen->reorder)
+ return;
+ util_queue_fence_wait(&batch->flush_fence);
+}
+
+static void
+batch_flush_func(void *job, int id)
+{
+ struct fd_batch *batch = job;
+
+ DBG("%p", batch);
+
+ fd_gmem_render_tiles(batch);
+ batch_reset_resources(batch);
+}
+
+static void
+batch_cleanup_func(void *job, int id)
+{
+ struct fd_batch *batch = job;
+ fd_batch_reference(&batch, NULL);
+}
+
static void
-batch_flush(struct fd_batch *batch)
+batch_flush(struct fd_batch *batch, bool force)
{
DBG("%p: needs_flush=%d", batch, batch->needs_flush);
- if (!batch->needs_flush)
+ if (batch->flushed)
return;
batch->needs_flush = false;
+ /* close out the draw cmds by making sure any active queries are
+ * paused:
+ */
+ fd_batch_set_stage(batch, FD_STAGE_NULL);
+
batch_flush_reset_dependencies(batch, true);
- fd_gmem_render_tiles(batch);
+ batch->flushed = true;
- batch_reset_resources(batch);
+ if (batch->ctx->screen->reorder) {
+ struct fd_batch *tmp = NULL;
+ fd_batch_reference(&tmp, batch);
- debug_assert(batch->reference.count > 0);
+ if (!util_queue_is_initialized(&batch->ctx->flush_queue))
+ util_queue_init(&batch->ctx->flush_queue, "flush_queue", 16, 1, 0);
- if (batch == batch->ctx->batch) {
- batch_reset(batch);
+ util_queue_add_job(&batch->ctx->flush_queue,
+ batch, &batch->flush_fence,
+ batch_flush_func, batch_cleanup_func);
} else {
- fd_bc_invalidate_batch(batch, false);
+ fd_gmem_render_tiles(batch);
+ batch_reset_resources(batch);
}
+
+ debug_assert(batch->reference.count > 0);
+
+ mtx_lock(&batch->ctx->screen->lock);
+ fd_bc_invalidate_batch(batch, false);
+ mtx_unlock(&batch->ctx->screen->lock);
}
+/* NOTE: could drop the last ref to batch
+ *
+ * @sync: synchronize with flush_queue, ensures batch is *actually* flushed
+ * to kernel before this returns, as opposed to just being queued to be
+ * flushed
+ * @force: force a flush even if no rendering, mostly useful if you need
+ * a fence to sync on
+ */
void
-fd_batch_flush(struct fd_batch *batch)
+fd_batch_flush(struct fd_batch *batch, bool sync, bool force)
{
+ struct fd_batch *tmp = NULL;
+ bool newbatch = false;
+
/* NOTE: we need to hold an extra ref across the body of flush,
* since the last ref to this batch could be dropped when cleaning
* up used_resources
*/
- struct fd_batch *tmp = NULL;
fd_batch_reference(&tmp, batch);
- batch_flush(tmp);
+
+ if (batch == batch->ctx->batch) {
+ batch->ctx->batch = NULL;
+ newbatch = true;
+ }
+
+ batch_flush(tmp, force);
+
+ if (newbatch) {
+ struct fd_context *ctx = batch->ctx;
+ struct fd_batch *new_batch;
+
+ if (ctx->screen->reorder) {
+ /* defer allocating new batch until one is needed for rendering
+ * to avoid unused batches for apps that create many contexts
+ */
+ new_batch = NULL;
+ } else {
+ new_batch = fd_bc_alloc_batch(&ctx->screen->batch_cache, ctx, false);
+ util_copy_framebuffer_state(&new_batch->framebuffer, &batch->framebuffer);
+ }
+
+ fd_batch_reference(&batch, NULL);
+ ctx->batch = new_batch;
+ fd_context_all_dirty(ctx);
+ }
+
+ if (sync)
+ fd_batch_sync(tmp);
+
fd_batch_reference(&tmp, NULL);
}
return false;
}
-static void
-batch_add_dep(struct fd_batch *batch, struct fd_batch *dep)
+void
+fd_batch_add_dep(struct fd_batch *batch, struct fd_batch *dep)
{
if (batch->dependents_mask & (1 << dep->idx))
return;
- /* if the new depedency already depends on us, we need to flush
- * to avoid a loop in the dependency graph.
- */
- if (batch_depends_on(dep, batch)) {
- DBG("%p: flush forced on %p!", batch, dep);
- fd_batch_flush(dep);
- } else {
- struct fd_batch *other = NULL;
- fd_batch_reference(&other, dep);
- batch->dependents_mask |= (1 << dep->idx);
- DBG("%p: added dependency on %p", batch, dep);
- }
+ /* a loop should not be possible */
+ debug_assert(!batch_depends_on(dep, batch));
+
+ struct fd_batch *other = NULL;
+ fd_batch_reference_locked(&other, dep);
+ batch->dependents_mask |= (1 << dep->idx);
+ DBG("%p: added dependency on %p", batch, dep);
+}
+
+static void
+flush_write_batch(struct fd_resource *rsc)
+{
+ struct fd_batch *b = NULL;
+ fd_batch_reference(&b, rsc->write_batch);
+
+ mtx_unlock(&b->ctx->screen->lock);
+ fd_batch_flush(b, true, false);
+ mtx_lock(&b->ctx->screen->lock);
+
+ fd_bc_invalidate_batch(b, false);
+ fd_batch_reference_locked(&b, NULL);
}
void
fd_batch_resource_used(struct fd_batch *batch, struct fd_resource *rsc, bool write)
{
+ pipe_mutex_assert_locked(batch->ctx->screen->lock);
+
if (rsc->stencil)
fd_batch_resource_used(batch, rsc->stencil, write);
DBG("%p: %s %p", batch, write ? "write" : "read", rsc);
+ if (write)
+ rsc->valid = true;
+
/* note, invalidate write batch, to avoid further writes to rsc
* resulting in a write-after-read hazard.
*/
if (write) {
/* if we are pending read or write by any other batch: */
- if (rsc->batch_mask != (1 << batch->idx)) {
+ if (rsc->batch_mask & ~(1 << batch->idx)) {
struct fd_batch_cache *cache = &batch->ctx->screen->batch_cache;
struct fd_batch *dep;
+
+ if (rsc->write_batch && rsc->write_batch != batch)
+ flush_write_batch(rsc);
+
foreach_batch(dep, cache, rsc->batch_mask) {
struct fd_batch *b = NULL;
+ if (dep == batch)
+ continue;
/* note that batch_add_dep could flush and unref dep, so
* we need to hold a reference to keep it live for the
* fd_bc_invalidate_batch()
*/
fd_batch_reference(&b, dep);
- batch_add_dep(batch, b);
+ fd_batch_add_dep(batch, b);
fd_bc_invalidate_batch(b, false);
fd_batch_reference_locked(&b, NULL);
}
}
- fd_batch_reference(&rsc->write_batch, batch);
+ fd_batch_reference_locked(&rsc->write_batch, batch);
} else {
- if (rsc->write_batch) {
- batch_add_dep(batch, rsc->write_batch);
- fd_bc_invalidate_batch(rsc->write_batch, false);
- }
+ /* If reading a resource pending a write, go ahead and flush the
+ * writer. This avoids situations where we end up having to
+ * flush the current batch in _resource_used()
+ */
+ if (rsc->write_batch && rsc->write_batch != batch)
+ flush_write_batch(rsc);
}
- if (rsc->batch_mask & (1 << batch->idx))
+ if (rsc->batch_mask & (1 << batch->idx)) {
+ debug_assert(_mesa_set_search(batch->resources, rsc));
return;
+ }
debug_assert(!_mesa_set_search(batch->resources, rsc));
void
fd_batch_check_size(struct fd_batch *batch)
{
+ debug_assert(!batch->flushed);
+
+ if (unlikely(fd_mesa_debug & FD_DBG_FLUSH)) {
+ fd_batch_flush(batch, true, false);
+ return;
+ }
+
if (fd_device_version(batch->ctx->screen->dev) >= FD_VERSION_UNLIMITED_CMDS)
return;
struct fd_ringbuffer *ring = batch->draw;
- if (((ring->cur - ring->start) > (ring->size/4 - 0x1000)) ||
- (fd_mesa_debug & FD_DBG_FLUSH))
- fd_batch_flush(batch);
+ if ((ring->cur - ring->start) > (ring->size/4 - 0x1000))
+ fd_batch_flush(batch, true, false);
+}
+
+/* emit a WAIT_FOR_IDLE only if needed, ie. if there has not already
+ * been one since last draw:
+ */
+void
+fd_wfi(struct fd_batch *batch, struct fd_ringbuffer *ring)
+{
+ if (batch->needs_wfi) {
+ if (batch->ctx->screen->gpu_id >= 500)
+ OUT_WFI5(ring);
+ else
+ OUT_WFI(ring);
+ batch->needs_wfi = false;
+ }
}