/* * Copyright (C) 2019 Alyssa Rosenzweig * Copyright (C) 2014-2017 Broadcom * * 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. * */ #ifndef __PAN_JOB_H__ #define __PAN_JOB_H__ #include "util/u_dynarray.h" #include "pipe/p_state.h" #include "pan_allocate.h" #include "pan_resource.h" /* Used as a hash table key */ struct panfrost_job_key { struct pipe_surface *cbufs[4]; struct pipe_surface *zsbuf; }; #define PAN_REQ_MSAA (1 << 0) #define PAN_REQ_DEPTH_WRITE (1 << 1) /* A panfrost_job corresponds to a bound FBO we're rendering to, * collecting over multiple draws. */ struct panfrost_job { struct panfrost_context *ctx; struct panfrost_job_key key; /* Buffers cleared (PIPE_CLEAR_* bitmask) */ unsigned clear; /* Packed clear values, indexed by both render target as well as word. * Essentially, a single pixel is packed, with some padding to bring it * up to a 32-bit interval; that pixel is then duplicated over to fill * all 16-bytes */ uint32_t clear_color[PIPE_MAX_COLOR_BUFS][4]; float clear_depth; unsigned clear_stencil; /* Whether this job uses the corresponding requirement (PAN_REQ_* * bitmask) */ unsigned requirements; /* The bounding box covered by this job, taking scissors into account. * Basically, the bounding box we have to run fragment shaders for */ unsigned minx, miny; unsigned maxx, maxy; /* CPU pointers to the job descriptor headers. next_job is only * set at submit time (since only then are all the dependencies * known). The upshot is that this is append-only. * * These arrays contain the headers for the "primary batch", our jargon * referring to the part of the panfrost_job that actually contains * meaningful work. In an OpenGL ES setting, that means the * SET_VALUE/VERTEX/TILER jobs. Excluded is specifically the FRAGMENT * job, which is sent on as a secondary batch containing only a single * hardware job. Since there's one and only one FRAGMENT job issued per * panfrost_job, there is no need to do any scoreboarding / management; * it's easy enough to open-code it and it's not like we can get any * better anyway. */ struct util_dynarray headers; /* (And the GPU versions; TODO maybe combine) */ struct util_dynarray gpu_headers; /* The last job in the primary batch */ struct panfrost_transfer last_job; /* The first/last tiler job */ struct panfrost_transfer first_tiler; struct panfrost_transfer last_tiler; /* The first vertex job used as the input to a tiler job */ struct panfrost_transfer first_vertex_for_tiler; /* The first job. Notice we've created a linked list */ struct panfrost_transfer first_job; /* The number of jobs in the primary batch, essentially */ unsigned job_index; /* BOs referenced -- will be used for flushing logic */ struct set *bos; /* Indices of transient BOs referenced */ struct util_dynarray transient_indices; /* Within the topmost transient BO, how much has been used? */ unsigned transient_offset; }; /* Functions for managing the above */ struct panfrost_job * panfrost_create_job(struct panfrost_context *ctx); void panfrost_free_job(struct panfrost_context *ctx, struct panfrost_job *job); struct panfrost_job * panfrost_get_job(struct panfrost_context *ctx, struct pipe_surface **cbufs, struct pipe_surface *zsbuf); struct panfrost_job * panfrost_get_job_for_fbo(struct panfrost_context *ctx); void panfrost_job_init(struct panfrost_context *ctx); void panfrost_job_add_bo(struct panfrost_job *job, struct panfrost_bo *bo); void panfrost_flush_jobs_writing_resource(struct panfrost_context *panfrost, struct pipe_resource *prsc); void panfrost_flush_jobs_reading_resource(struct panfrost_context *panfrost, struct pipe_resource *prsc); void panfrost_job_submit(struct panfrost_context *ctx, struct panfrost_job *job); void panfrost_job_set_requirements(struct panfrost_context *ctx, struct panfrost_job *job); void panfrost_job_clear(struct panfrost_context *ctx, struct panfrost_job *job, unsigned buffers, const union pipe_color_union *color, double depth, unsigned stencil); void panfrost_job_union_scissor(struct panfrost_job *job, unsigned minx, unsigned miny, unsigned maxx, unsigned maxy); /* Scoreboarding */ void panfrost_scoreboard_queue_compute_job( struct panfrost_job *batch, struct panfrost_transfer job); void panfrost_scoreboard_queue_vertex_job( struct panfrost_job *batch, struct panfrost_transfer vertex, bool requires_tiling); void panfrost_scoreboard_queue_tiler_job( struct panfrost_job *batch, struct panfrost_transfer tiler); void panfrost_scoreboard_queue_fused_job( struct panfrost_job *batch, struct panfrost_transfer vertex, struct panfrost_transfer tiler); void panfrost_scoreboard_queue_fused_job_prepend( struct panfrost_job *batch, struct panfrost_transfer vertex, struct panfrost_transfer tiler); void panfrost_scoreboard_link_batch(struct panfrost_job *batch); #endif