linux/drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c

/*
 * 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.
 *
 */
#include "amdgpu.h"
#include "mmhub_v1_8.h"

#include "mmhub/mmhub_1_8_0_offset.h"
#include "mmhub/mmhub_1_8_0_sh_mask.h"
#include "vega10_enum.h"

#include "soc15_common.h"
#include "soc15.h"
#include "amdgpu_ras.h"

#define regVM_L2_CNTL3_DEFAULT …
#define regVM_L2_CNTL4_DEFAULT …
#define mmSMNAID_AID0_MCA_SMU …

static u64 mmhub_v1_8_get_fb_location(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
				uint64_t page_table_base)
{ … }

static void mmhub_v1_8_init_gart_aperture_regs(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_init_system_aperture_regs(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_init_tlb_regs(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_init_cache_regs(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_enable_system_domain(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_disable_identity_aperture(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_setup_vmid_config(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_program_invalidation(struct amdgpu_device *adev)
{ … }

static int mmhub_v1_8_gart_enable(struct amdgpu_device *adev)
{ … }

static void mmhub_v1_8_gart_disable(struct amdgpu_device *adev)
{ … }

/**
 * mmhub_v1_8_set_fault_enable_default - update GART/VM fault handling
 *
 * @adev: amdgpu_device pointer
 * @value: true redirects VM faults to the default page
 */
static void mmhub_v1_8_set_fault_enable_default(struct amdgpu_device *adev, bool value)
{ … }

static void mmhub_v1_8_init(struct amdgpu_device *adev)
{ … }

static int mmhub_v1_8_set_clockgating(struct amdgpu_device *adev,
				      enum amd_clockgating_state state)
{ … }

static void mmhub_v1_8_get_clockgating(struct amdgpu_device *adev, u64 *flags)
{ … }

static bool mmhub_v1_8_query_utcl2_poison_status(struct amdgpu_device *adev,
				int hub_inst)
{ … }

const struct amdgpu_mmhub_funcs mmhub_v1_8_funcs = …;

static const struct amdgpu_ras_err_status_reg_entry mmhub_v1_8_ce_reg_list[] = …;

static const struct amdgpu_ras_err_status_reg_entry mmhub_v1_8_ue_reg_list[] = …;

static const struct amdgpu_ras_memory_id_entry mmhub_v1_8_ras_memory_list[] = …;

static void mmhub_v1_8_inst_query_ras_error_count(struct amdgpu_device *adev,
						  uint32_t mmhub_inst,
						  void *ras_err_status)
{ … }

static void mmhub_v1_8_query_ras_error_count(struct amdgpu_device *adev,
					     void *ras_err_status)
{ … }

static void mmhub_v1_8_inst_reset_ras_error_count(struct amdgpu_device *adev,
						  uint32_t mmhub_inst)
{ … }

static void mmhub_v1_8_reset_ras_error_count(struct amdgpu_device *adev)
{ … }

static const struct amdgpu_ras_block_hw_ops mmhub_v1_8_ras_hw_ops = …;

static int mmhub_v1_8_aca_bank_parser(struct aca_handle *handle, struct aca_bank *bank,
				      enum aca_smu_type type, void *data)
{ … }

/* reference to smu driver if header file */
static int mmhub_v1_8_err_codes[] = …;

static bool mmhub_v1_8_aca_bank_is_valid(struct aca_handle *handle, struct aca_bank *bank,
					 enum aca_smu_type type, void *data)
{ … }

static const struct aca_bank_ops mmhub_v1_8_aca_bank_ops = …;

static const struct aca_info mmhub_v1_8_aca_info = …;

static int mmhub_v1_8_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
{ … }

struct amdgpu_mmhub_ras mmhub_v1_8_ras = …;