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/*
* Copyright 2022 Advanced Micro Devices, Inc.
*
* 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
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
*/
#ifndef __AMDGPU_VPE_H__
#define __AMDGPU_VPE_H__
#include "amdgpu_ring.h"
#include "amdgpu_irq.h"
#include "vpe_6_1_fw_if.h"
struct amdgpu_vpe;
struct vpe_funcs {
uint32_t (*get_reg_offset)(struct amdgpu_vpe *vpe, uint32_t inst, uint32_t offset);
int (*set_regs)(struct amdgpu_vpe *vpe);
int (*irq_init)(struct amdgpu_vpe *vpe);
int (*init_microcode)(struct amdgpu_vpe *vpe);
int (*load_microcode)(struct amdgpu_vpe *vpe);
int (*ring_init)(struct amdgpu_vpe *vpe);
int (*ring_start)(struct amdgpu_vpe *vpe);
int (*ring_stop)(struct amdgpu_vpe *vpe);
int (*ring_fini)(struct amdgpu_vpe *vpe);
};
struct vpe_regs {
uint32_t queue0_rb_rptr_lo;
uint32_t queue0_rb_rptr_hi;
uint32_t queue0_rb_wptr_lo;
uint32_t queue0_rb_wptr_hi;
uint32_t queue0_preempt;
uint32_t dpm_enable;
uint32_t dpm_pratio;
uint32_t dpm_request_interval;
uint32_t dpm_decision_threshold;
uint32_t dpm_busy_clamp_threshold;
uint32_t dpm_idle_clamp_threshold;
uint32_t dpm_request_lv;
uint32_t context_indicator;
};
struct amdgpu_vpe {
struct amdgpu_ring ring;
struct amdgpu_irq_src trap_irq;
const struct vpe_funcs *funcs;
struct vpe_regs regs;
const struct firmware *fw;
uint32_t fw_version;
uint32_t feature_version;
struct amdgpu_bo *cmdbuf_obj;
uint64_t cmdbuf_gpu_addr;
uint32_t *cmdbuf_cpu_addr;
struct delayed_work idle_work;
bool context_started;
};
int amdgpu_vpe_psp_update_sram(struct amdgpu_device *adev);
int amdgpu_vpe_init_microcode(struct amdgpu_vpe *vpe);
int amdgpu_vpe_ring_init(struct amdgpu_vpe *vpe);
int amdgpu_vpe_ring_fini(struct amdgpu_vpe *vpe);
int amdgpu_vpe_configure_dpm(struct amdgpu_vpe *vpe);
#define vpe_ring_init(vpe) ((vpe)->funcs->ring_init ? (vpe)->funcs->ring_init((vpe)) : 0)
#define vpe_ring_start(vpe) ((vpe)->funcs->ring_start ? (vpe)->funcs->ring_start((vpe)) : 0)
#define vpe_ring_stop(vpe) ((vpe)->funcs->ring_stop ? (vpe)->funcs->ring_stop((vpe)) : 0)
#define vpe_ring_fini(vpe) ((vpe)->funcs->ring_fini ? (vpe)->funcs->ring_fini((vpe)) : 0)
#define vpe_get_reg_offset(vpe, inst, offset) \
((vpe)->funcs->get_reg_offset ? (vpe)->funcs->get_reg_offset((vpe), (inst), (offset)) : 0)
#define vpe_set_regs(vpe) \
((vpe)->funcs->set_regs ? (vpe)->funcs->set_regs((vpe)) : 0)
#define vpe_irq_init(vpe) \
((vpe)->funcs->irq_init ? (vpe)->funcs->irq_init((vpe)) : 0)
#define vpe_init_microcode(vpe) \
((vpe)->funcs->init_microcode ? (vpe)->funcs->init_microcode((vpe)) : 0)
#define vpe_load_microcode(vpe) \
((vpe)->funcs->load_microcode ? (vpe)->funcs->load_microcode((vpe)) : 0)
extern const struct amdgpu_ip_block_version vpe_v6_1_ip_block;
#endif
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