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      1 /*
      2  * Copyright 2012 Advanced Micro Devices, Inc.
      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  * on the rights to use, copy, modify, merge, publish, distribute, sub
      8  * license, and/or sell copies of the Software, and to permit persons to whom
      9  * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
     18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
     19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
     21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
     22  *
     23  * Authors:
     24  *      Christian Knig <christian.koenig (at) amd.com>
     25  */
     26 
     27 #ifndef RADEONSI_PM4_H
     28 #define RADEONSI_PM4_H
     29 
     30 #include "../../winsys/radeon/drm/radeon_winsys.h"
     31 
     32 #define SI_PM4_MAX_DW		128
     33 #define SI_PM4_MAX_BO		32
     34 #define SI_PM4_MAX_RELOCS	4
     35 
     36 // forward defines
     37 struct r600_context;
     38 
     39 struct si_pm4_state
     40 {
     41 	/* PKT3_SET_*_REG handling */
     42 	unsigned	last_opcode;
     43 	unsigned	last_reg;
     44 	unsigned	last_pm4;
     45 
     46 	/* flush flags for SURFACE_SYNC */
     47 	uint32_t	cp_coher_cntl;
     48 
     49 	/* commands for the DE */
     50 	unsigned	ndw;
     51 	uint32_t	pm4[SI_PM4_MAX_DW];
     52 
     53 	/* BO's referenced by this state */
     54 	unsigned		nbo;
     55 	struct si_resource	*bo[SI_PM4_MAX_BO];
     56 	enum radeon_bo_usage	bo_usage[SI_PM4_MAX_BO];
     57 
     58 	/* relocs for shader data */
     59 	unsigned	nrelocs;
     60 	unsigned	relocs[SI_PM4_MAX_RELOCS];
     61 };
     62 
     63 void si_pm4_cmd_begin(struct si_pm4_state *state, unsigned opcode);
     64 void si_pm4_cmd_add(struct si_pm4_state *state, uint32_t dw);
     65 void si_pm4_cmd_end(struct si_pm4_state *state, bool predicate);
     66 
     67 void si_pm4_set_reg(struct si_pm4_state *state, unsigned reg, uint32_t val);
     68 void si_pm4_add_bo(struct si_pm4_state *state,
     69 		   struct si_resource *bo,
     70 		   enum radeon_bo_usage usage);
     71 
     72 void si_pm4_sh_data_begin(struct si_pm4_state *state);
     73 void si_pm4_sh_data_add(struct si_pm4_state *state, uint32_t dw);
     74 void si_pm4_sh_data_end(struct si_pm4_state *state, unsigned reg);
     75 
     76 void si_pm4_inval_shader_cache(struct si_pm4_state *state);
     77 void si_pm4_inval_texture_cache(struct si_pm4_state *state);
     78 void si_pm4_inval_vertex_cache(struct si_pm4_state *state);
     79 void si_pm4_inval_fb_cache(struct si_pm4_state *state, unsigned nr_cbufs);
     80 void si_pm4_inval_zsbuf_cache(struct si_pm4_state *state);
     81 
     82 void si_pm4_free_state(struct r600_context *rctx,
     83 		       struct si_pm4_state *state,
     84 		       unsigned idx);
     85 
     86 uint32_t si_pm4_sync_flags(struct r600_context *rctx);
     87 unsigned si_pm4_dirty_dw(struct r600_context *rctx);
     88 void si_pm4_emit(struct r600_context *rctx, struct si_pm4_state *state);
     89 void si_pm4_emit_dirty(struct r600_context *rctx);
     90 void si_pm4_reset_emitted(struct r600_context *rctx);
     91 
     92 #endif
     93