77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
/*
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* Copyright 2012 Advanced Micro Devices, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef SI_PM4_H
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#define SI_PM4_H
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#include "winsys/radeon_winsys.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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// forward defines
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struct si_context;
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/* State atoms are callbacks which write a sequence of packets into a GPU
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* command buffer (AKA indirect buffer, AKA IB, AKA command stream, AKA CS).
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*/
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struct si_atom {
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void (*emit)(struct si_context *ctx);
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};
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struct si_pm4_state {
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/* PKT3_SET_*_REG handling */
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uint16_t last_reg; /* register offset in dwords */
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uint16_t last_pm4;
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uint16_t ndw; /* number of dwords in pm4 */
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uint8_t last_opcode;
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/* For shader states only */
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bool is_shader;
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struct si_atom atom;
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/* commands for the DE */
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uint16_t max_dw;
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/* This must be the last field because the array can continue after the structure. */
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uint32_t pm4[64];
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};
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void si_pm4_cmd_add(struct si_pm4_state *state, uint32_t dw);
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void si_pm4_set_reg(struct si_pm4_state *state, unsigned reg, uint32_t val);
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void si_pm4_set_reg_idx3(struct si_pm4_state *state, unsigned reg, uint32_t val);
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void si_pm4_clear_state(struct si_pm4_state *state);
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void si_pm4_free_state(struct si_context *sctx, struct si_pm4_state *state, unsigned idx);
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void si_pm4_emit(struct si_context *sctx, struct si_pm4_state *state);
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void si_pm4_reset_emitted(struct si_context *sctx, bool first_cs);
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#ifdef __cplusplus
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}
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#endif
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#endif
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