linux/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v12.c

/*
 * Copyright 2023 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.
 */

#include "amdgpu.h"
#include "amdgpu_amdkfd.h"
#include "gc/gc_12_0_0_offset.h"
#include "gc/gc_12_0_0_sh_mask.h"
#include "soc24.h"
#include <uapi/linux/kfd_ioctl.h>

static void lock_srbm(struct amdgpu_device *adev, uint32_t mec, uint32_t pipe,
			uint32_t queue, uint32_t vmid)
{ … }

static void unlock_srbm(struct amdgpu_device *adev)
{ … }

static void acquire_queue(struct amdgpu_device *adev, uint32_t pipe_id,
				uint32_t queue_id)
{ … }

static void release_queue(struct amdgpu_device *adev)
{ … }

static int init_interrupts_v12(struct amdgpu_device *adev, uint32_t pipe_id, uint32_t inst)
{ … }

static uint32_t get_sdma_rlc_reg_offset(struct amdgpu_device *adev,
				unsigned int engine_id,
				unsigned int queue_id)
{ … }

static int hqd_dump_v12(struct amdgpu_device *adev,
			uint32_t pipe_id, uint32_t queue_id,
			uint32_t (**dump)[2], uint32_t *n_regs, uint32_t inst)
{ … }

static int hqd_sdma_dump_v12(struct amdgpu_device *adev,
			     uint32_t engine_id, uint32_t queue_id,
			     uint32_t (**dump)[2], uint32_t *n_regs)
{ … }

static int wave_control_execute_v12(struct amdgpu_device *adev,
					uint32_t gfx_index_val,
					uint32_t sq_cmd, uint32_t inst)
{ … }

/* returns TRAP_EN, EXCP_EN and EXCP_REPLACE. */
static uint32_t kgd_gfx_v12_enable_debug_trap(struct amdgpu_device *adev,
					    bool restore_dbg_registers,
					    uint32_t vmid)
{ … }

/* returns TRAP_EN, EXCP_EN and EXCP_REPLACE. */
static uint32_t kgd_gfx_v12_disable_debug_trap(struct amdgpu_device *adev,
						bool keep_trap_enabled,
						uint32_t vmid)
{ … }

static int kgd_gfx_v12_validate_trap_override_request(struct amdgpu_device *adev,
							uint32_t trap_override,
							uint32_t *trap_mask_supported)
{ … }

static uint32_t trap_mask_map_sw_to_hw(uint32_t mask)
{ … }

static uint32_t trap_mask_map_hw_to_sw(uint32_t mask)
{ … }

/* returns TRAP_EN, EXCP_EN and EXCP_REPLACE. */
static uint32_t kgd_gfx_v12_set_wave_launch_trap_override(struct amdgpu_device *adev,
					uint32_t vmid,
					uint32_t trap_override,
					uint32_t trap_mask_bits,
					uint32_t trap_mask_request,
					uint32_t *trap_mask_prev,
					uint32_t kfd_dbg_trap_cntl_prev)

{ … }

/* returns STALL_VMID or LAUNCH_MODE. */
static uint32_t kgd_gfx_v12_set_wave_launch_mode(struct amdgpu_device *adev,
					uint8_t wave_launch_mode,
					uint32_t vmid)
{ … }

#define TCP_WATCH_STRIDE …
static uint32_t kgd_gfx_v12_set_address_watch(struct amdgpu_device *adev,
					uint64_t watch_address,
					uint32_t watch_address_mask,
					uint32_t watch_id,
					uint32_t watch_mode,
					uint32_t debug_vmid,
					uint32_t inst)
{ … }

static uint32_t kgd_gfx_v12_clear_address_watch(struct amdgpu_device *adev,
					uint32_t watch_id)
{ … }

const struct kfd2kgd_calls gfx_v12_kfd2kgd = …;