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2025-01-13cxl/events: Update Memory Module Event Record to CXL spec rev 3.1Shiju Jose
CXL spec 3.1 section 8.2.9.2.1.3 Table 8-47, Memory Module Event Record has updated with following new fields and new info for Device Event Type and Device Health Information fields. 1. Validity Flags 2. Component Identifier 3. Device Event Sub-Type Update the Memory Module event record and Memory Module trace event for the above spec changes. The new fields are inserted in logical places. Example trace print of cxl_memory_module trace event, cxl_memory_module: memdev=mem3 host=0000:0f:00.0 serial=3 log=Fatal : \ time=371709344709 uuid=fe927475-dd59-4339-a586-79bab113b774 len=128 \ flags='0x1' handle=2 related_handle=0 maint_op_class=0 \ maint_op_sub_class=0 : event_type='Temperature Change' \ event_sub_type='Unsupported Config Data' \ health_status='MAINTENANCE_NEEDED|REPLACEMENT_NEEDED' \ media_status='All Data Loss in Event of Power Loss' as_life_used=0x3 \ as_dev_temp=Normal as_cor_vol_err_cnt=Normal as_cor_per_err_cnt=Normal \ life_used=8 device_temp=3 dirty_shutdown_cnt=33 cor_vol_err_cnt=25 \ cor_per_err_cnt=45 validity_flags='COMPONENT|COMPONENT PLDM FORMAT' \ comp_id=03 74 c5 08 9a 1a 0b fc d2 7e 2f 31 9b 3c 81 4d \ comp_id_pldm_valid_flags='Resource ID' \ pldm_entity_id=0x00 pldm_resource_id=fc d2 7e 2f Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Shiju Jose <shiju.jose@huawei.com> Link: https://patch.msgid.link/20250111091756.1682-6-shiju.jose@huawei.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2025-01-13cxl/events: Update DRAM Event Record to CXL spec rev 3.1Shiju Jose
CXL spec 3.1 section 8.2.9.2.1.2 Table 8-46, DRAM Event Record has updated with following new fields and new types for Memory Event Type, Transaction Type and Validity Flags fields. 1. Component Identifier 2. Sub-channel 3. Advanced Programmable Corrected Memory Error Threshold Event Flags 4. Corrected Memory Error Count at Event 5. Memory Event Sub-Type Update DRAM events record and DRAM trace event for the above spec changes. The new fields are inserted in logical places. Includes trivial consistency of white space improvements. Example trace print of cxl_dram trace event, cxl_dram: memdev=mem0 host=0000:0f:00.0 serial=3 log=Informational : \ time=54799339519 uuid=601dcbb3-9c06-4eab-b8af-4e9bfb5c9624 len=128 \ flags='0x1' handle=1 related_handle=0 maint_op_class=1 \ maint_op_sub_class=3 : dpa=18680 dpa_flags='' \ descriptor='UNCORRECTABLE_EVENT|THRESHOLD_EVENT' type='Data Path Error' \ sub_type='Media Link CRC Error' transaction_type='Internal Media Scrub' \ channel=3 rank=17 nibble_mask=3b00b2 bank_group=7 bank=11 row=2 \ column=77 cor_mask=21 00 00 00 00 00 00 00 2c 00 00 00 00 00 00 00 37 00 \ 00 00 00 00 00 00 42 00 00 00 00 00 00 00 validity_flags='CHANNEL|RANK|NIBBLE|\ BANK GROUP|BANK|ROW|COLUMN|CORRECTION MASK|COMPONENT|COMPONENT PLDM FORMAT' \ comp_id=01 74 c5 08 9a 1a 0b fc d2 7e 2f 31 9b 3c 81 4d \ comp_id_pldm_valid_flags='PLDM Entity ID' pldm_entity_id=74 c5 08 9a 1a 0b \ pldm_resource_id=0x00 hpa=ffffffffffffffff region= \ region_uuid=00000000-0000-0000-0000-000000000000 sub_channel=5 \ cme_threshold_ev_flags='Corrected Memory Errors in Multiple Media Components|\ Exceeded Programmable Threshold' cvme_count=148 Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Davidlohr Bueso <dave@stgolabs.net> Signed-off-by: Shiju Jose <shiju.jose@huawei.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Link: https://patch.msgid.link/20250111091756.1682-5-shiju.jose@huawei.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2025-01-13cxl/events: Update General Media Event Record to CXL spec rev 3.1Shiju Jose
CXL spec rev 3.1 section 8.2.9.2.1.1 Table 8-45, General Media Event Record has updated with following new fields and new types for Memory Event Type and Transaction Type fields. 1. Advanced Programmable Corrected Memory Error Threshold Event Flags 2. Corrected Memory Error Count at Event 3. Memory Event Sub-Type The format of component identifier has changed (CXL spec 3.1 section 8.2.9.2.1 Table 8-44). Update the general media event record and general media trace event for the above spec changes. The new fields are inserted in logical places. Example trace log of cxl_general_media trace event, cxl_general_media: memdev=mem0 host=0000:0f:00.0 serial=3 log=Fatal : \ time=156831237413 uuid=fbcd0a77-c260-417f-85a9-088b1621eba6 len=128 \ flags='0x1' handle=1 related_handle=0 maint_op_class=2 \ maint_op_sub_class=4 : dpa=30d40 dpa_flags='' \ descriptor='UNCORRECTABLE_EVENT|THRESHOLD_EVENT|POISON_LIST_OVERFLOW' \ type='TE State Violation' sub_type='Media Link Command Training Error' \ transaction_type='Host Inject Poison' channel=3 rank=33 device=5 \ validity_flags='CHANNEL|RANK|DEVICE|COMPONENT|COMPONENT PLDM FORMAT' \ comp_id=03 74 c5 08 9a 1a 0b fc d2 7e 2f 31 9b 3c 81 4d \ comp_id_pldm_valid_flags='PLDM Entity ID | Resource ID' \ pldm_entity_id=74 c5 08 9a 1a 0b pldm_resource_id=fc d2 7e 2f \ hpa=ffffffffffffffff region= \ region_uuid=00000000-0000-0000-0000-000000000000 \ cme_threshold_ev_flags='Corrected Memory Errors in Multiple Media \ Components|Exceeded Programmable Threshold' cme_count=120 Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Davidlohr Bueso <dave@stgolabs.net> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Shiju Jose <shiju.jose@huawei.com> Link: https://patch.msgid.link/20250111091756.1682-4-shiju.jose@huawei.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2025-01-13cxl/events: Update Common Event Record to CXL spec rev 3.1Shiju Jose
CXL spec 3.1 section 8.2.9.2.1 Table 8-42, Common Event Record format has updated with Maintenance Operation Subclass information. Add updates for the above spec change in the CXL events record and CXL common trace event implementations. Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Davidlohr Bueso <dave@stgolabs.net> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Shiju Jose <shiju.jose@huawei.com> Reviewed-by: Fan Ni <fan.ni@samsung.com> Link: https://patch.msgid.link/20250111091756.1682-2-shiju.jose@huawei.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2024-09-09cxl: move cxl headers to new include/cxl/ directoryDave Jiang
Group all cxl related kernel headers into include/cxl/ directory. Reviewed-by: Alison Schofield <alison.schofield@intel.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Link: https://patch.msgid.link/20240905223711.1990186-2-dave.jiang@intel.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
generated by cgit (git 2.34.1) at 2025-07-16 13:18:42 +0000