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/*
* Copyright 2013 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* 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
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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.
*/
/**
* This file contains helpers for writing commands to commands streams.
*/
#ifndef SI_BUILD_PM4_H
#define SI_BUILD_PM4_H
#include "si_pipe.h"
#include "sid.h"
static inline void radeon_set_config_reg_seq(struct radeon_cmdbuf *cs, unsigned reg, unsigned num)
{
assert(reg < SI_CONTEXT_REG_OFFSET);
assert(cs->current.cdw + 2 + num <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_CONFIG_REG, num, 0));
radeon_emit(cs, (reg - SI_CONFIG_REG_OFFSET) >> 2);
}
static inline void radeon_set_config_reg(struct radeon_cmdbuf *cs, unsigned reg, unsigned value)
{
radeon_set_config_reg_seq(cs, reg, 1);
radeon_emit(cs, value);
}
static inline void radeon_set_context_reg_seq(struct radeon_cmdbuf *cs, unsigned reg, unsigned num)
{
assert(reg >= SI_CONTEXT_REG_OFFSET);
assert(cs->current.cdw + 2 + num <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_CONTEXT_REG, num, 0));
radeon_emit(cs, (reg - SI_CONTEXT_REG_OFFSET) >> 2);
}
static inline void radeon_set_context_reg(struct radeon_cmdbuf *cs, unsigned reg, unsigned value)
{
radeon_set_context_reg_seq(cs, reg, 1);
radeon_emit(cs, value);
}
static inline void radeon_set_context_reg_idx(struct radeon_cmdbuf *cs,
unsigned reg, unsigned idx,
unsigned value)
{
assert(reg >= SI_CONTEXT_REG_OFFSET);
assert(cs->current.cdw + 3 <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_CONTEXT_REG, 1, 0));
radeon_emit(cs, (reg - SI_CONTEXT_REG_OFFSET) >> 2 | (idx << 28));
radeon_emit(cs, value);
}
static inline void radeon_set_sh_reg_seq(struct radeon_cmdbuf *cs, unsigned reg, unsigned num)
{
assert(reg >= SI_SH_REG_OFFSET && reg < SI_SH_REG_END);
assert(cs->current.cdw + 2 + num <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_SH_REG, num, 0));
radeon_emit(cs, (reg - SI_SH_REG_OFFSET) >> 2);
}
static inline void radeon_set_sh_reg(struct radeon_cmdbuf *cs, unsigned reg, unsigned value)
{
radeon_set_sh_reg_seq(cs, reg, 1);
radeon_emit(cs, value);
}
static inline void radeon_set_uconfig_reg_seq(struct radeon_cmdbuf *cs, unsigned reg, unsigned num)
{
assert(reg >= CIK_UCONFIG_REG_OFFSET && reg < CIK_UCONFIG_REG_END);
assert(cs->current.cdw + 2 + num <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_UCONFIG_REG, num, 0));
radeon_emit(cs, (reg - CIK_UCONFIG_REG_OFFSET) >> 2);
}
static inline void radeon_set_uconfig_reg(struct radeon_cmdbuf *cs, unsigned reg, unsigned value)
{
radeon_set_uconfig_reg_seq(cs, reg, 1);
radeon_emit(cs, value);
}
static inline void radeon_set_uconfig_reg_idx(struct radeon_cmdbuf *cs,
unsigned reg, unsigned idx,
unsigned value)
{
assert(reg >= CIK_UCONFIG_REG_OFFSET && reg < CIK_UCONFIG_REG_END);
assert(cs->current.cdw + 3 <= cs->current.max_dw);
radeon_emit(cs, PKT3(PKT3_SET_UCONFIG_REG, 1, 0));
radeon_emit(cs, (reg - CIK_UCONFIG_REG_OFFSET) >> 2 | (idx << 28));
radeon_emit(cs, value);
}
/* Emit PKT3_SET_CONTEXT_REG if the register value is different. */
static inline void radeon_opt_set_context_reg(struct si_context *sctx, unsigned offset,
enum si_tracked_reg reg, unsigned value)
{
struct radeon_cmdbuf *cs = sctx->gfx_cs;
if (!(sctx->tracked_regs.reg_saved & (1 << reg)) ||
sctx->tracked_regs.reg_value[reg] != value ) {
radeon_set_context_reg(cs, offset, value);
sctx->tracked_regs.reg_saved |= 1 << reg;
sctx->tracked_regs.reg_value[reg] = value;
}
}
/**
* Set 2 consecutive registers if any registers value is different.
* @param offset starting register offset
* @param value1 is written to first register
* @param value2 is written to second register
*/
static inline void radeon_opt_set_context_reg2(struct si_context *sctx, unsigned offset,
enum si_tracked_reg reg, unsigned value1,
unsigned value2)
{
struct radeon_cmdbuf *cs = sctx->gfx_cs;
if (!(sctx->tracked_regs.reg_saved & (1 << reg)) ||
!(sctx->tracked_regs.reg_saved & (1 << (reg + 1))) ||
sctx->tracked_regs.reg_value[reg] != value1 ||
sctx->tracked_regs.reg_value[reg+1] != value2 ) {
radeon_set_context_reg_seq(cs, offset, 2);
radeon_emit(cs, value1);
radeon_emit(cs, value2);
sctx->tracked_regs.reg_value[reg] = value1;
sctx->tracked_regs.reg_value[reg+1] = value2;
sctx->tracked_regs.reg_saved |= 3 << reg;
}
}
/**
* Set 3 consecutive registers if any registers value is different.
*/
static inline void radeon_opt_set_context_reg3(struct si_context *sctx, unsigned offset,
enum si_tracked_reg reg, unsigned value1,
unsigned value2, unsigned value3)
{
struct radeon_cmdbuf *cs = sctx->gfx_cs;
if (!(sctx->tracked_regs.reg_saved & (1 << reg)) ||
!(sctx->tracked_regs.reg_saved & (1 << (reg + 1))) ||
!(sctx->tracked_regs.reg_saved & (1 << (reg + 2))) ||
sctx->tracked_regs.reg_value[reg] != value1 ||
sctx->tracked_regs.reg_value[reg+1] != value2 ||
sctx->tracked_regs.reg_value[reg+2] != value3 ) {
radeon_set_context_reg_seq(cs, offset, 3);
radeon_emit(cs, value1);
radeon_emit(cs, value2);
radeon_emit(cs, value3);
sctx->tracked_regs.reg_value[reg] = value1;
sctx->tracked_regs.reg_value[reg+1] = value2;
sctx->tracked_regs.reg_value[reg+2] = value3;
sctx->tracked_regs.reg_saved |= 7 << reg;
}
}
#endif
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