From: Hawking Zhang <Hawking.Zhang@xxxxxxx>
AMD is using Common Platform Error Record (CPER) format
to report all gpu hardware errors.
v2: add program attribute
Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Signed-off-by: Xiang Liu <xiang.liu@xxxxxxx>
Reviewed-by: Tao Zhou <tao.zhou1@xxxxxxx>
---
drivers/gpu/drm/amd/include/amd_cper.h | 269 +++++++++++++++++++++++++
1 file changed, 269 insertions(+)
create mode 100644 drivers/gpu/drm/amd/include/amd_cper.h
diff --git a/drivers/gpu/drm/amd/include/amd_cper.h b/drivers/gpu/drm/amd/include/amd_cper.h
new file mode 100644
index 000000000000..086869264425
--- /dev/null
+++ b/drivers/gpu/drm/amd/include/amd_cper.h
@@ -0,0 +1,269 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright 2025 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 __AMD_CPER_H__
+#define __AMD_CPER_H__
+
+#include <linux/uuid.h>
+
+#define CPER_HDR_REV_1 (0x100)
+#define CPER_SEC_MINOR_REV_1 (0x01)
+#define CPER_SEC_MAJOR_REV_22 (0x22)
+#define CPER_MAX_OAM_COUNT (8)
+
+#define CPER_CTX_TYPE_CRASH (1)
+#define CPER_CTX_TYPE_BOOT (9)
+
+#define CPER_CREATOR_ID_AMDGPU "amdgpu"
+
+#define CPER_NOTIFY_MCE \
+ GUID_INIT(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB, \
+ 0xE1, 0x49, 0x13, 0xBB)
+#define CPER_NOTIFY_CMC \
+ GUID_INIT(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4, \
+ 0xEB, 0xD4, 0xF8, 0x90)
+#define BOOT_TYPE \
+ GUID_INIT(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62, \
+ 0xD4, 0x64, 0xB3, 0x8F)
+
+#define AMD_CRASHDUMP \
+ GUID_INIT(0x32AC0C78, 0x2623, 0x48F6, 0xB0, 0xD0, 0x73, 0x65, \
+ 0x72, 0x5F, 0xD6, 0xAE)
+#define AMD_GPU_NONSTANDARD_ERROR \
+ GUID_INIT(0x32AC0C78, 0x2623, 0x48F6, 0x81, 0xA2, 0xAC, 0x69, \
+ 0x17, 0x80, 0x55, 0x1D)
+#define PROC_ERR_SECTION_TYPE \
+ GUID_INIT(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA, \
+ 0x24, 0x2B, 0x6E, 0x1D)
+
+enum cper_error_severity {
+ CPER_SEV_NON_FATAL_UNCORRECTED = 0,
+ CPER_SEV_FATAL = 1,
+ CPER_SEV_NON_FATAL_CORRECTED = 2,
+ CPER_SEV_NUM = 3,
+
+ CPER_SEV_UNUSED = 10,
+};
+
+enum cper_aca_reg {
+ CPER_ACA_REG_CTL_LO = 0,
+ CPER_ACA_REG_CTL_HI = 1,
+ CPER_ACA_REG_STATUS_LO = 2,
+ CPER_ACA_REG_STATUS_HI = 3,
+ CPER_ACA_REG_ADDR_LO = 4,
+ CPER_ACA_REG_ADDR_HI = 5,
+ CPER_ACA_REG_MISC0_LO = 6,
+ CPER_ACA_REG_MISC0_HI = 7,
+ CPER_ACA_REG_CONFIG_LO = 8,
+ CPER_ACA_REG_CONFIG_HI = 9,
+ CPER_ACA_REG_IPID_LO = 10,
+ CPER_ACA_REG_IPID_HI = 11,
+ CPER_ACA_REG_SYND_LO = 12,
+ CPER_ACA_REG_SYND_HI = 13,
+
+ CPER_ACA_REG_COUNT = 32,
+};
+
+#pragma pack(push, 1)
+
+struct cper_timestamp {
+ uint8_t seconds;
+ uint8_t minutes;
+ uint8_t hours;
+ uint8_t flag;
+ uint8_t day;
+ uint8_t month;
+ uint8_t year;
+ uint8_t century;
+};
+
+struct cper_hdr {
+ char signature[4]; /* "CPER" */
+ uint16_t revision;
+ uint32_t signature_end; /* 0xFFFFFFFF */
+ uint16_t sec_cnt;
+ enum cper_error_severity error_severity;
+ union {
+ struct {
+ uint32_t platform_id : 1;
+ uint32_t timestamp : 1;
+ uint32_t partition_id : 1;
+ uint32_t reserved : 29;
+ } valid_bits;
+ uint32_t valid_mask;
+ };
+ uint32_t record_length; /* Total size of CPER Entry */
+ struct cper_timestamp timestamp;
+ char platform_id[16];
+ guid_t partition_id; /* Reserved */
+ char creator_id[16];
+ guid_t notify_type; /* CMC, MCE */
+ char record_id[8]; /* Unique CPER Entry ID */
+ uint32_t flags; /* Reserved */
+ uint64_t persistence_info; /* Reserved */
+ uint8_t reserved[12]; /* Reserved */
+};
+
+struct cper_sec_desc {
+ uint32_t sec_offset; /* Offset from the start of CPER entry */
+ uint32_t sec_length;
+ uint8_t revision_minor; /* CPER_SEC_MINOR_REV_1 */
+ uint8_t revision_major; /* CPER_SEC_MAJOR_REV_22 */
+ union {
+ struct {
+ uint8_t fru_id : 1;
+ uint8_t fru_text : 1;
+ uint8_t reserved : 6;
+ } valid_bits;
+ uint8_t valid_mask;
+ };
+ uint8_t reserved;
+ union {
+ struct {
+ uint32_t primary : 1;
+ uint32_t reserved1 : 2;
+ uint32_t exceed_err_threshold : 1;
+ uint32_t latent_err : 1;
+ uint32_t reserved2 : 27;
+ } flag_bits;
+ uint32_t flag_mask;
+ };
+ guid_t sec_type;
+ char fru_id[16];
+ enum cper_error_severity severity;
+ char fru_text[20];
+};
+
+struct cper_sec_nonstd_err_hdr {
+ union {
+ struct {
+ uint64_t apic_id : 1;
+ uint64_t fw_id : 1;
+ uint64_t err_info_cnt : 6;
+ uint64_t err_context_cnt : 6;
+ } valid_bits;
+ uint64_t valid_mask;
+ };
+ uint64_t apic_id;
+ char fw_id[48];
+};
+
+struct cper_sec_nonstd_err_info {
+ guid_t error_type;
+ union {
+ struct {
+ uint64_t ms_chk : 1;
+ uint64_t target_addr_id : 1;
+ uint64_t req_id : 1;
+ uint64_t resp_id : 1;
+ uint64_t instr_ptr : 1;
+ uint64_t reserved : 59;
+ } valid_bits;
+ uint64_t valid_mask;
+ };
+ union {
+ struct {
+ uint64_t err_type_valid : 1;
+ uint64_t pcc_valid : 1;
+ uint64_t uncorr_valid : 1;
+ uint64_t precise_ip_valid : 1;
+ uint64_t restartable_ip_valid : 1;
+ uint64_t overflow_valid : 1;
+ uint64_t reserved1 : 10;
+ uint64_t err_type : 2;
+ uint64_t pcc : 1;
+ uint64_t uncorr : 1;
+ uint64_t precised_ip : 1;
+ uint64_t restartable_ip : 1;
+ uint64_t overflow : 1;
+ uint64_t reserved2 : 41;
+ } ms_chk_bits;
+ uint64_t ms_chk_mask;
+ };
+ uint64_t target_addr_id;
+ uint64_t req_id;
+ uint64_t resp_id;
+ uint64_t instr_ptr;
+};
+
+struct cper_sec_nonstd_err_ctx {
+ uint16_t reg_ctx_type;
+ uint16_t reg_arr_size;
+ uint32_t msr_addr;
+ uint64_t mm_reg_addr;
+ uint32_t reg_dump[CPER_ACA_REG_COUNT];
+};
+
+struct cper_sec_nonstd_err {
+ struct cper_sec_nonstd_err_hdr hdr;
+ struct cper_sec_nonstd_err_info info;
+ struct cper_sec_nonstd_err_ctx ctx;
+};
+
+struct cper_sec_crashdump_hdr {
+ uint64_t reserved1;
+ uint64_t reserved2;
+ char fw_id[48];
+ uint64_t reserved3[8];
+};
+
+struct cper_sec_crashdump_reg_data {
+ uint32_t status_lo;
+ uint32_t status_hi;
+ uint32_t addr_lo;
+ uint32_t addr_hi;
+ uint32_t ipid_lo;
+ uint32_t ipid_hi;
+ uint32_t synd_lo;
+ uint32_t synd_hi;
+};
+
+struct cper_sec_crashdump_body_fatal {
+ uint16_t reg_ctx_type;
+ uint16_t reg_arr_size;
+ uint32_t reserved1;
+ uint64_t reserved2;
+ struct cper_sec_crashdump_reg_data data;
+};
+
+struct cper_sec_crashdump_body_boot {
+ uint16_t reg_ctx_type;
+ uint16_t reg_arr_size;
+ uint32_t reserved1;
+ uint64_t reserved2;
+ uint64_t msg[CPER_MAX_OAM_COUNT];
+};
+
+struct cper_sec_crashdump_fatal {
+ struct cper_sec_crashdump_hdr hdr;
+ struct cper_sec_crashdump_body_fatal body;
+};
+
+struct cper_sec_crashdump_boot {
+ struct cper_sec_crashdump_hdr hdr;
+ struct cper_sec_crashdump_body_boot body;
+};
+
+#pragma pack(pop)
+
+#endif
--
2.34.1
