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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2014-2025 Etnaviv Project
*/
#ifndef __ETNAVIV_BUFFER_H__
#define __ETNAVIV_BUFFER_H__
#include "etnaviv_cmdbuf.h"
#include "etnaviv_gpu.h"
#include "etnaviv_gem.h"
#include "etnaviv_mmu.h"
#include "common.xml.h"
#include "linux/printk.h"
#include "state.xml.h"
#include "state_blt.xml.h"
#include "state_hi.xml.h"
#include "state_3d.xml.h"
#include "cmdstream.xml.h"
static inline void OUT(struct etnaviv_cmdbuf *buffer, u32 data)
{
u32 *vaddr = (u32 *)buffer->vaddr;
BUG_ON(buffer->user_size >= buffer->size);
vaddr[buffer->user_size / 4] = data;
buffer->user_size += 4;
}
static inline void CMD_LOAD_STATE(struct etnaviv_cmdbuf *buffer, u32 reg,
u32 value)
{
u32 index = reg >> VIV_FE_LOAD_STATE_HEADER_OFFSET__SHR;
buffer->user_size = ALIGN(buffer->user_size, 8);
/* write a register via cmd stream */
OUT(buffer, VIV_FE_LOAD_STATE_HEADER_OP_LOAD_STATE |
VIV_FE_LOAD_STATE_HEADER_COUNT(1) |
VIV_FE_LOAD_STATE_HEADER_OFFSET(index));
OUT(buffer, value);
}
static inline void CMD_LOAD_STATES_START(struct etnaviv_cmdbuf *buffer, u32 reg,
u32 nvalues)
{
u32 index = reg >> VIV_FE_LOAD_STATE_HEADER_OFFSET__SHR;
buffer->user_size = ALIGN(buffer->user_size, 8);
/* write a register via cmd stream */
OUT(buffer, VIV_FE_LOAD_STATE_HEADER_OP_LOAD_STATE |
VIV_FE_LOAD_STATE_HEADER_OFFSET(index) |
VIV_FE_LOAD_STATE_HEADER_COUNT(nvalues));
}
static inline void CMD_END(struct etnaviv_cmdbuf *buffer)
{
buffer->user_size = ALIGN(buffer->user_size, 8);
OUT(buffer, VIV_FE_END_HEADER_OP_END);
}
static inline void CMD_WAIT(struct etnaviv_cmdbuf *buffer,
unsigned int waitcycles)
{
buffer->user_size = ALIGN(buffer->user_size, 8);
OUT(buffer, VIV_FE_WAIT_HEADER_OP_WAIT | waitcycles);
}
static inline void CMD_LINK(struct etnaviv_cmdbuf *buffer, u16 prefetch,
u32 address)
{
buffer->user_size = ALIGN(buffer->user_size, 8);
OUT(buffer,
VIV_FE_LINK_HEADER_OP_LINK | VIV_FE_LINK_HEADER_PREFETCH(prefetch));
OUT(buffer, address);
}
static inline void CMD_STALL(struct etnaviv_cmdbuf *buffer, u32 from, u32 to)
{
buffer->user_size = ALIGN(buffer->user_size, 8);
OUT(buffer, VIV_FE_STALL_HEADER_OP_STALL);
OUT(buffer, VIV_FE_STALL_TOKEN_FROM(from) | VIV_FE_STALL_TOKEN_TO(to));
}
static inline void CMD_SEM(struct etnaviv_cmdbuf *buffer, u32 from, u32 to)
{
CMD_LOAD_STATE(buffer, VIVS_GL_SEMAPHORE_TOKEN,
VIVS_GL_SEMAPHORE_TOKEN_FROM(from) |
VIVS_GL_SEMAPHORE_TOKEN_TO(to));
}
#endif /* __ETNAVIV_BUFFER_H__ */
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