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zink: flush every 100k draws/computes 

this ensures more consistent throughput in e.g., drawoverhead

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10760>
This commit is contained in:
Mike Blumenkrantz 2021-01-20 15:11:49 -05:00 committed by Marge Bot
parent 5aabc91273
commit afb837523d
3 changed files with 8 additions and 0 deletions
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1
src/gallium/drivers/zink/zink_batch.c
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@ -98,6 +98,7 @@ zink_reset_batch_state(struct zink_context *ctx, struct zink_batch_state *bs)
bs->fence.submitted = false;
zink_screen_update_last_finished(screen, bs->fence.batch_id);
bs->fence.batch_id = 0;
bs->work_count[0] = bs->work_count[1] = 0;
}
void

1
src/gallium/drivers/zink/zink_batch.h
View File

@ -81,6 +81,7 @@ struct zink_batch_state {
bool is_device_lost;
bool have_timelines;
unsigned work_count[2];
};
struct zink_batch {

6
src/gallium/drivers/zink/zink_draw.c
View File

@ -627,6 +627,7 @@ zink_draw_vbo(struct pipe_context *pctx,
unsigned draw_id = drawid_offset;
bool needs_drawid = ctx->drawid_broken;
batch->state->work_count[0] += num_draws;
if (dinfo->index_size > 0) {
VkIndexType index_type;
unsigned index_size = dinfo->index_size;
@ -713,6 +714,8 @@ zink_draw_vbo(struct pipe_context *pctx,
screen->vk_CmdEndTransformFeedbackEXT(batch->state->cmdbuf, 0, ctx->num_so_targets, counter_buffers, counter_buffer_offsets);
}
batch->has_work = true;
if (batch->state->work_count[0] + batch->state->work_count[1] >= 100000)
pctx->flush(pctx, NULL, 0);
}
void
@ -744,10 +747,13 @@ zink_launch_grid(struct pipe_context *pctx, const struct pipe_grid_info *info)
offsetof(struct zink_cs_push_constant, work_dim), sizeof(uint32_t),
&info->work_dim);
batch->state->work_count[1]++;
if (info->indirect) {
vkCmdDispatchIndirect(batch->state->cmdbuf, zink_resource(info->indirect)->obj->buffer, info->indirect_offset);
zink_batch_reference_resource_rw(batch, zink_resource(info->indirect), false);
} else
vkCmdDispatch(batch->state->cmdbuf, info->grid[0], info->grid[1], info->grid[2]);
batch->has_work = true;
if (batch->state->work_count[0] + batch->state->work_count[1] >= 100000)
pctx->flush(pctx, NULL, 0);
}