Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 693 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
new file mode 100644
index 000000000..bf5a95104
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -0,0 +1,693 @@
+/*
+ * Copyright 2018 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_RAS_H
+#define _AMDGPU_RAS_H
+
+#include <linux/debugfs.h>
+#include <linux/list.h>
+#include "ta_ras_if.h"
+#include "amdgpu_ras_eeprom.h"
+
+struct amdgpu_iv_entry;
+
+#define AMDGPU_RAS_FLAG_INIT_BY_VBIOS		(0x1 << 0)
+
+enum amdgpu_ras_block {
+	AMDGPU_RAS_BLOCK__UMC = 0,
+	AMDGPU_RAS_BLOCK__SDMA,
+	AMDGPU_RAS_BLOCK__GFX,
+	AMDGPU_RAS_BLOCK__MMHUB,
+	AMDGPU_RAS_BLOCK__ATHUB,
+	AMDGPU_RAS_BLOCK__PCIE_BIF,
+	AMDGPU_RAS_BLOCK__HDP,
+	AMDGPU_RAS_BLOCK__XGMI_WAFL,
+	AMDGPU_RAS_BLOCK__DF,
+	AMDGPU_RAS_BLOCK__SMN,
+	AMDGPU_RAS_BLOCK__SEM,
+	AMDGPU_RAS_BLOCK__MP0,
+	AMDGPU_RAS_BLOCK__MP1,
+	AMDGPU_RAS_BLOCK__FUSE,
+	AMDGPU_RAS_BLOCK__MCA,
+	AMDGPU_RAS_BLOCK__VCN,
+	AMDGPU_RAS_BLOCK__JPEG,
+
+	AMDGPU_RAS_BLOCK__LAST
+};
+
+enum amdgpu_ras_mca_block {
+	AMDGPU_RAS_MCA_BLOCK__MP0 = 0,
+	AMDGPU_RAS_MCA_BLOCK__MP1,
+	AMDGPU_RAS_MCA_BLOCK__MPIO,
+	AMDGPU_RAS_MCA_BLOCK__IOHC,
+
+	AMDGPU_RAS_MCA_BLOCK__LAST
+};
+
+#define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
+#define AMDGPU_RAS_MCA_BLOCK_COUNT	AMDGPU_RAS_MCA_BLOCK__LAST
+#define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
+
+enum amdgpu_ras_gfx_subblock {
+	/* CPC */
+	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
+	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
+		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
+	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
+	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
+	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
+	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
+	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
+	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
+	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
+	/* CPF */
+	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
+		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
+	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
+	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
+	/* CPG */
+	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
+		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
+	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
+	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
+	/* GDS */
+	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
+	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
+	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
+	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
+	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
+	/* SPI */
+	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
+	/* SQ */
+	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
+	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
+	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
+	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
+	/* SQC (3 ranges) */
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
+	/* SQC range 0 */
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
+		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
+		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
+		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
+	/* SQC range 1 */
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
+		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
+		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
+	/* SQC range 2 */
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
+		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
+		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
+	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
+	/* TA */
+	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
+		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
+	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
+	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
+	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
+	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
+	/* TCA */
+	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
+		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
+	/* TCC (5 sub-ranges) */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
+	/* TCC range 0 */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
+	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
+	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
+	/* TCC range 1 */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
+	/* TCC range 2 */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
+	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
+	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
+	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
+	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
+	/* TCC range 3 */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
+	/* TCC range 4 */
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
+	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
+	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
+	/* TCI */
+	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
+	/* TCP */
+	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
+		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
+	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
+	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
+	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
+	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
+	/* TD */
+	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
+		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
+	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
+	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
+	/* EA (3 sub-ranges) */
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
+	/* EA range 0 */
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
+		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
+		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
+		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
+	/* EA range 1 */
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
+		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
+		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
+	/* EA range 2 */
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
+		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
+	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
+		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
+	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
+		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
+	/* UTC VM L2 bank */
+	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
+	/* UTC VM walker */
+	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
+	/* UTC ATC L2 2MB cache */
+	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
+	/* UTC ATC L2 4KB cache */
+	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
+	AMDGPU_RAS_BLOCK__GFX_MAX
+};
+
+enum amdgpu_ras_error_type {
+	AMDGPU_RAS_ERROR__NONE							= 0,
+	AMDGPU_RAS_ERROR__PARITY						= 1,
+	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
+	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
+	AMDGPU_RAS_ERROR__POISON						= 8,
+};
+
+enum amdgpu_ras_ret {
+	AMDGPU_RAS_SUCCESS = 0,
+	AMDGPU_RAS_FAIL,
+	AMDGPU_RAS_UE,
+	AMDGPU_RAS_CE,
+	AMDGPU_RAS_PT,
+};
+
+struct ras_common_if {
+	enum amdgpu_ras_block block;
+	enum amdgpu_ras_error_type type;
+	uint32_t sub_block_index;
+	char name[32];
+};
+
+#define MAX_UMC_CHANNEL_NUM 32
+
+struct ecc_info_per_ch {
+	uint16_t ce_count_lo_chip;
+	uint16_t ce_count_hi_chip;
+	uint64_t mca_umc_status;
+	uint64_t mca_umc_addr;
+	uint64_t mca_ceumc_addr;
+};
+
+struct umc_ecc_info {
+	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
+
+	/* Determine smu ecctable whether support
+	 * record correctable error address
+	 */
+	int record_ce_addr_supported;
+};
+
+struct amdgpu_ras {
+	/* ras infrastructure */
+	/* for ras itself. */
+	uint32_t features;
+	struct list_head head;
+	/* sysfs */
+	struct device_attribute features_attr;
+	struct bin_attribute badpages_attr;
+	struct dentry *de_ras_eeprom_table;
+	/* block array */
+	struct ras_manager *objs;
+
+	/* gpu recovery */
+	struct work_struct recovery_work;
+	atomic_t in_recovery;
+	struct amdgpu_device *adev;
+	/* error handler data */
+	struct ras_err_handler_data *eh_data;
+	struct mutex recovery_lock;
+
+	uint32_t flags;
+	bool reboot;
+	struct amdgpu_ras_eeprom_control eeprom_control;
+
+	bool error_query_ready;
+
+	/* bad page count threshold */
+	uint32_t bad_page_cnt_threshold;
+
+	/* disable ras error count harvest in recovery */
+	bool disable_ras_err_cnt_harvest;
+
+	/* is poison mode supported */
+	bool poison_supported;
+
+	/* RAS count errors delayed work */
+	struct delayed_work ras_counte_delay_work;
+	atomic_t ras_ue_count;
+	atomic_t ras_ce_count;
+
+	/* record umc error info queried from smu */
+	struct umc_ecc_info umc_ecc;
+
+	/* Indicates smu whether need update bad channel info */
+	bool update_channel_flag;
+};
+
+struct ras_fs_data {
+	char sysfs_name[32];
+	char debugfs_name[32];
+};
+
+struct ras_err_data {
+	unsigned long ue_count;
+	unsigned long ce_count;
+	unsigned long err_addr_cnt;
+	struct eeprom_table_record *err_addr;
+};
+
+struct ras_err_handler_data {
+	/* point to bad page records array */
+	struct eeprom_table_record *bps;
+	/* the count of entries */
+	int count;
+	/* the space can place new entries */
+	int space_left;
+};
+
+typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
+		void *err_data,
+		struct amdgpu_iv_entry *entry);
+
+struct ras_ih_data {
+	/* interrupt bottom half */
+	struct work_struct ih_work;
+	int inuse;
+	/* IP callback */
+	ras_ih_cb cb;
+	/* full of entries */
+	unsigned char *ring;
+	unsigned int ring_size;
+	unsigned int element_size;
+	unsigned int aligned_element_size;
+	unsigned int rptr;
+	unsigned int wptr;
+};
+
+struct ras_manager {
+	struct ras_common_if head;
+	/* reference count */
+	int use;
+	/* ras block link */
+	struct list_head node;
+	/* the device */
+	struct amdgpu_device *adev;
+	/* sysfs */
+	struct device_attribute sysfs_attr;
+	int attr_inuse;
+
+	/* fs node name */
+	struct ras_fs_data fs_data;
+
+	/* IH data */
+	struct ras_ih_data ih_data;
+
+	struct ras_err_data err_data;
+};
+
+struct ras_badpage {
+	unsigned int bp;
+	unsigned int size;
+	unsigned int flags;
+};
+
+/* interfaces for IP */
+struct ras_fs_if {
+	struct ras_common_if head;
+	const char* sysfs_name;
+	char debugfs_name[32];
+};
+
+struct ras_query_if {
+	struct ras_common_if head;
+	unsigned long ue_count;
+	unsigned long ce_count;
+};
+
+struct ras_inject_if {
+	struct ras_common_if head;
+	uint64_t address;
+	uint64_t value;
+};
+
+struct ras_cure_if {
+	struct ras_common_if head;
+	uint64_t address;
+};
+
+struct ras_ih_if {
+	struct ras_common_if head;
+	ras_ih_cb cb;
+};
+
+struct ras_dispatch_if {
+	struct ras_common_if head;
+	struct amdgpu_iv_entry *entry;
+};
+
+struct ras_debug_if {
+	union {
+		struct ras_common_if head;
+		struct ras_inject_if inject;
+	};
+	int op;
+};
+
+struct amdgpu_ras_block_object {
+	struct ras_common_if  ras_comm;
+
+	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
+				enum amdgpu_ras_block block, uint32_t sub_block_index);
+	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
+	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
+	ras_ih_cb ras_cb;
+	const struct amdgpu_ras_block_hw_ops *hw_ops;
+};
+
+struct amdgpu_ras_block_hw_ops {
+	int  (*ras_error_inject)(struct amdgpu_device *adev, void *inject_if);
+	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
+	void (*query_ras_error_status)(struct amdgpu_device *adev);
+	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
+	void (*reset_ras_error_count)(struct amdgpu_device *adev);
+	void (*reset_ras_error_status)(struct amdgpu_device *adev);
+	bool (*query_poison_status)(struct amdgpu_device *adev);
+	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
+};
+
+/* work flow
+ * vbios
+ * 1: ras feature enable (enabled by default)
+ * psp
+ * 2: ras framework init (in ip_init)
+ * IP
+ * 3: IH add
+ * 4: debugfs/sysfs create
+ * 5: query/inject
+ * 6: debugfs/sysfs remove
+ * 7: IH remove
+ * 8: feature disable
+ */
+
+
+int amdgpu_ras_recovery_init(struct amdgpu_device *adev);
+
+void amdgpu_ras_resume(struct amdgpu_device *adev);
+void amdgpu_ras_suspend(struct amdgpu_device *adev);
+
+int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
+				 unsigned long *ce_count,
+				 unsigned long *ue_count);
+
+/* error handling functions */
+int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
+		struct eeprom_table_record *bps, int pages);
+
+int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev);
+
+static inline enum ta_ras_block
+amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
+	switch (block) {
+	case AMDGPU_RAS_BLOCK__UMC:
+		return TA_RAS_BLOCK__UMC;
+	case AMDGPU_RAS_BLOCK__SDMA:
+		return TA_RAS_BLOCK__SDMA;
+	case AMDGPU_RAS_BLOCK__GFX:
+		return TA_RAS_BLOCK__GFX;
+	case AMDGPU_RAS_BLOCK__MMHUB:
+		return TA_RAS_BLOCK__MMHUB;
+	case AMDGPU_RAS_BLOCK__ATHUB:
+		return TA_RAS_BLOCK__ATHUB;
+	case AMDGPU_RAS_BLOCK__PCIE_BIF:
+		return TA_RAS_BLOCK__PCIE_BIF;
+	case AMDGPU_RAS_BLOCK__HDP:
+		return TA_RAS_BLOCK__HDP;
+	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
+		return TA_RAS_BLOCK__XGMI_WAFL;
+	case AMDGPU_RAS_BLOCK__DF:
+		return TA_RAS_BLOCK__DF;
+	case AMDGPU_RAS_BLOCK__SMN:
+		return TA_RAS_BLOCK__SMN;
+	case AMDGPU_RAS_BLOCK__SEM:
+		return TA_RAS_BLOCK__SEM;
+	case AMDGPU_RAS_BLOCK__MP0:
+		return TA_RAS_BLOCK__MP0;
+	case AMDGPU_RAS_BLOCK__MP1:
+		return TA_RAS_BLOCK__MP1;
+	case AMDGPU_RAS_BLOCK__FUSE:
+		return TA_RAS_BLOCK__FUSE;
+	case AMDGPU_RAS_BLOCK__MCA:
+		return TA_RAS_BLOCK__MCA;
+	default:
+		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
+		return TA_RAS_BLOCK__UMC;
+	}
+}
+
+static inline enum ta_ras_error_type
+amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
+	switch (error) {
+	case AMDGPU_RAS_ERROR__NONE:
+		return TA_RAS_ERROR__NONE;
+	case AMDGPU_RAS_ERROR__PARITY:
+		return TA_RAS_ERROR__PARITY;
+	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
+		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
+	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
+		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
+	case AMDGPU_RAS_ERROR__POISON:
+		return TA_RAS_ERROR__POISON;
+	default:
+		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
+		return TA_RAS_ERROR__NONE;
+	}
+}
+
+/* called in ip_init and ip_fini */
+int amdgpu_ras_init(struct amdgpu_device *adev);
+int amdgpu_ras_late_init(struct amdgpu_device *adev);
+int amdgpu_ras_fini(struct amdgpu_device *adev);
+int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
+
+int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
+			struct ras_common_if *ras_block);
+
+void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
+			  struct ras_common_if *ras_block);
+
+int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
+		struct ras_common_if *head, bool enable);
+
+int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
+		struct ras_common_if *head, bool enable);
+
+int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
+		struct ras_common_if *head);
+
+int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
+		struct ras_common_if *head);
+
+void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
+
+int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
+		struct ras_query_if *info);
+
+int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
+		enum amdgpu_ras_block block);
+
+int amdgpu_ras_error_inject(struct amdgpu_device *adev,
+		struct ras_inject_if *info);
+
+int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
+		struct ras_common_if *head);
+
+int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
+		struct ras_common_if *head);
+
+int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
+		struct ras_dispatch_if *info);
+
+struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
+		struct ras_common_if *head);
+
+extern atomic_t amdgpu_ras_in_intr;
+
+static inline bool amdgpu_ras_intr_triggered(void)
+{
+	return !!atomic_read(&amdgpu_ras_in_intr);
+}
+
+static inline void amdgpu_ras_intr_cleared(void)
+{
+	atomic_set(&amdgpu_ras_in_intr, 0);
+}
+
+void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
+
+void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
+
+bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
+
+void amdgpu_release_ras_context(struct amdgpu_device *adev);
+
+int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
+
+const char *get_ras_block_str(struct ras_common_if *ras_block);
+
+bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
+
+int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
+
+int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
+
+struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
+
+int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
+
+int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
+				struct amdgpu_ras_block_object *ras_block_obj);
+void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
+#endif