1/* 2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org> 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors: 24 * Rob Clark <robclark@freedesktop.org> 25 */ 26 27#ifndef FD5_CONTEXT_H_ 28#define FD5_CONTEXT_H_ 29 30#include "util/u_upload_mgr.h" 31 32#include "freedreno_context.h" 33 34#include "ir3/ir3_shader.h" 35 36struct fd5_context { 37 struct fd_context base; 38 39 /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We 40 * could combine it with another allocation. 41 */ 42 struct fd_bo *vsc_size_mem; 43 44 /* TODO not sure what this is for.. probably similar to 45 * CACHE_FLUSH_TS on kernel side, where value gets written 46 * to this address synchronized w/ 3d (ie. a way to 47 * synchronize when the CP is running far ahead) 48 */ 49 struct fd_bo *blit_mem; 50 51 struct u_upload_mgr *border_color_uploader; 52 struct pipe_resource *border_color_buf; 53 54 /* storage for ctx->last.key: */ 55 struct ir3_shader_key last_key; 56 57 /* number of active samples-passed queries: */ 58 int samples_passed_queries; 59 60 /* cached state about current emitted shader program (3d): */ 61 unsigned max_loc; 62}; 63 64static inline struct fd5_context * 65fd5_context(struct fd_context *ctx) 66{ 67 return (struct fd5_context *)ctx; 68} 69 70struct pipe_context *fd5_context_create(struct pipe_screen *pscreen, void *priv, 71 unsigned flags); 72 73/* helper for places where we need to stall CP to wait for previous draws: */ 74static inline void 75fd5_emit_flush(struct fd_context *ctx, struct fd_ringbuffer *ring) 76{ 77 OUT_PKT7(ring, CP_EVENT_WRITE, 4); 78 OUT_RING(ring, CACHE_FLUSH_TS); 79 OUT_RELOC(ring, fd5_context(ctx)->blit_mem, 0, 0, 0); /* ADDR_LO/HI */ 80 OUT_RING(ring, 0x00000000); 81 82 OUT_WFI5(ring); 83} 84 85#endif /* FD5_CONTEXT_H_ */ 86