diff options
Diffstat (limited to 'drivers/cxl/core/trace.h')
| -rw-r--r-- | drivers/cxl/core/trace.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h index f4bf7dfaf7fd..c72ef9321cfe 100644 --- a/drivers/cxl/core/trace.h +++ b/drivers/cxl/core/trace.h @@ -438,6 +438,149 @@ TRACE_EVENT(cxl_dram, ) ); +/* + * Memory Module Event Record - MMER + * + * CXL res 3.0 section 8.2.9.2.1.3; Table 8-45 + */ +#define CXL_MMER_HEALTH_STATUS_CHANGE 0x00 +#define CXL_MMER_MEDIA_STATUS_CHANGE 0x01 +#define CXL_MMER_LIFE_USED_CHANGE 0x02 +#define CXL_MMER_TEMP_CHANGE 0x03 +#define CXL_MMER_DATA_PATH_ERROR 0x04 +#define CXL_MMER_LSA_ERROR 0x05 +#define show_dev_evt_type(type) __print_symbolic(type, \ + { CXL_MMER_HEALTH_STATUS_CHANGE, "Health Status Change" }, \ + { CXL_MMER_MEDIA_STATUS_CHANGE, "Media Status Change" }, \ + { CXL_MMER_LIFE_USED_CHANGE, "Life Used Change" }, \ + { CXL_MMER_TEMP_CHANGE, "Temperature Change" }, \ + { CXL_MMER_DATA_PATH_ERROR, "Data Path Error" }, \ + { CXL_MMER_LSA_ERROR, "LSA Error" } \ +) + +/* + * Device Health Information - DHI + * + * CXL res 3.0 section 8.2.9.8.3.1; Table 8-100 + */ +#define CXL_DHI_HS_MAINTENANCE_NEEDED BIT(0) +#define CXL_DHI_HS_PERFORMANCE_DEGRADED BIT(1) +#define CXL_DHI_HS_HW_REPLACEMENT_NEEDED BIT(2) +#define show_health_status_flags(flags) __print_flags(flags, "|", \ + { CXL_DHI_HS_MAINTENANCE_NEEDED, "MAINTENANCE_NEEDED" }, \ + { CXL_DHI_HS_PERFORMANCE_DEGRADED, "PERFORMANCE_DEGRADED" }, \ + { CXL_DHI_HS_HW_REPLACEMENT_NEEDED, "REPLACEMENT_NEEDED" } \ +) + +#define CXL_DHI_MS_NORMAL 0x00 +#define CXL_DHI_MS_NOT_READY 0x01 +#define CXL_DHI_MS_WRITE_PERSISTENCY_LOST 0x02 +#define CXL_DHI_MS_ALL_DATA_LOST 0x03 +#define CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_EVENT_POWER_LOSS 0x04 +#define CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_EVENT_SHUTDOWN 0x05 +#define CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_IMMINENT 0x06 +#define CXL_DHI_MS_WRITE_ALL_DATA_LOSS_EVENT_POWER_LOSS 0x07 +#define CXL_DHI_MS_WRITE_ALL_DATA_LOSS_EVENT_SHUTDOWN 0x08 +#define CXL_DHI_MS_WRITE_ALL_DATA_LOSS_IMMINENT 0x09 +#define show_media_status(ms) __print_symbolic(ms, \ + { CXL_DHI_MS_NORMAL, \ + "Normal" }, \ + { CXL_DHI_MS_NOT_READY, \ + "Not Ready" }, \ + { CXL_DHI_MS_WRITE_PERSISTENCY_LOST, \ + "Write Persistency Lost" }, \ + { CXL_DHI_MS_ALL_DATA_LOST, \ + "All Data Lost" }, \ + { CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_EVENT_POWER_LOSS, \ + "Write Persistency Loss in the Event of Power Loss" }, \ + { CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_EVENT_SHUTDOWN, \ + "Write Persistency Loss in Event of Shutdown" }, \ + { CXL_DHI_MS_WRITE_PERSISTENCY_LOSS_IMMINENT, \ + "Write Persistency Loss Imminent" }, \ + { CXL_DHI_MS_WRITE_ALL_DATA_LOSS_EVENT_POWER_LOSS, \ + "All Data Loss in Event of Power Loss" }, \ + { CXL_DHI_MS_WRITE_ALL_DATA_LOSS_EVENT_SHUTDOWN, \ + "All Data loss in the Event of Shutdown" }, \ + { CXL_DHI_MS_WRITE_ALL_DATA_LOSS_IMMINENT, \ + "All Data Loss Imminent" } \ +) + +#define CXL_DHI_AS_NORMAL 0x0 +#define CXL_DHI_AS_WARNING 0x1 +#define CXL_DHI_AS_CRITICAL 0x2 +#define show_two_bit_status(as) __print_symbolic(as, \ + { CXL_DHI_AS_NORMAL, "Normal" }, \ + { CXL_DHI_AS_WARNING, "Warning" }, \ + { CXL_DHI_AS_CRITICAL, "Critical" } \ +) +#define show_one_bit_status(as) __print_symbolic(as, \ + { CXL_DHI_AS_NORMAL, "Normal" }, \ + { CXL_DHI_AS_WARNING, "Warning" } \ +) + +#define CXL_DHI_AS_LIFE_USED(as) (as & 0x3) +#define CXL_DHI_AS_DEV_TEMP(as) ((as & 0xC) >> 2) +#define CXL_DHI_AS_COR_VOL_ERR_CNT(as) ((as & 0x10) >> 4) +#define CXL_DHI_AS_COR_PER_ERR_CNT(as) ((as & 0x20) >> 5) + +TRACE_EVENT(cxl_memory_module, + + TP_PROTO(const struct device *dev, enum cxl_event_log_type log, + struct cxl_event_mem_module *rec), + + TP_ARGS(dev, log, rec), + + TP_STRUCT__entry( + CXL_EVT_TP_entry + + /* Memory Module Event */ + __field(u8, event_type) + + /* Device Health Info */ + __field(u8, health_status) + __field(u8, media_status) + __field(u8, life_used) + __field(u32, dirty_shutdown_cnt) + __field(u32, cor_vol_err_cnt) + __field(u32, cor_per_err_cnt) + __field(s16, device_temp) + __field(u8, add_status) + ), + + TP_fast_assign( + CXL_EVT_TP_fast_assign(dev, log, rec->hdr); + + /* Memory Module Event */ + __entry->event_type = rec->event_type; + + /* Device Health Info */ + __entry->health_status = rec->info.health_status; + __entry->media_status = rec->info.media_status; + __entry->life_used = rec->info.life_used; + __entry->dirty_shutdown_cnt = get_unaligned_le32(rec->info.dirty_shutdown_cnt); + __entry->cor_vol_err_cnt = get_unaligned_le32(rec->info.cor_vol_err_cnt); + __entry->cor_per_err_cnt = get_unaligned_le32(rec->info.cor_per_err_cnt); + __entry->device_temp = get_unaligned_le16(rec->info.device_temp); + __entry->add_status = rec->info.add_status; + ), + + CXL_EVT_TP_printk("event_type='%s' health_status='%s' media_status='%s' " \ + "as_life_used=%s as_dev_temp=%s as_cor_vol_err_cnt=%s " \ + "as_cor_per_err_cnt=%s life_used=%u device_temp=%d " \ + "dirty_shutdown_cnt=%u cor_vol_err_cnt=%u cor_per_err_cnt=%u", + show_dev_evt_type(__entry->event_type), + show_health_status_flags(__entry->health_status), + show_media_status(__entry->media_status), + show_two_bit_status(CXL_DHI_AS_LIFE_USED(__entry->add_status)), + show_two_bit_status(CXL_DHI_AS_DEV_TEMP(__entry->add_status)), + show_one_bit_status(CXL_DHI_AS_COR_VOL_ERR_CNT(__entry->add_status)), + show_one_bit_status(CXL_DHI_AS_COR_PER_ERR_CNT(__entry->add_status)), + __entry->life_used, __entry->device_temp, + __entry->dirty_shutdown_cnt, __entry->cor_vol_err_cnt, + __entry->cor_per_err_cnt + ) +); + #endif /* _CXL_EVENTS_H */ #define TRACE_INCLUDE_FILE trace |