linux-kernel - [PATCH V2 10/11] cxl/test: Add specific events

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Message-Id: <20221201002719.2596558-11-ira.weiny@intel.com>
Date:   Wed, 30 Nov 2022 16:27:18 -0800
From:   ira.weiny@...el.com
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     Ira Weiny <ira.weiny@...el.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Alison Schofield <alison.schofield@...el.com>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Ben Widawsky <bwidawsk@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Davidlohr Bueso <dave@...olabs.net>,
        Dave Jiang <dave.jiang@...el.com>,
        linux-kernel@...r.kernel.org, linux-cxl@...r.kernel.org
Subject: [PATCH V2 10/11] cxl/test: Add specific events

From: Ira Weiny <ira.weiny@...el.com>

Each type of event has different trace point outputs.

Add mock General Media Event, DRAM event, and Memory Module Event
records to the mock list of events returned.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Signed-off-by: Ira Weiny <ira.weiny@...el.com>

---
Changes from V1:
	Jonathan
		use put_unaligned_le16()
		fix spacing

Changes from RFC:
	Adjust for struct changes
	adjust for unaligned fields
---
 tools/testing/cxl/test/events.c | 73 +++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/tools/testing/cxl/test/events.c b/tools/testing/cxl/test/events.c
index a3d2ec7cc9fe..0bcc485e07da 100644
--- a/tools/testing/cxl/test/events.c
+++ b/tools/testing/cxl/test/events.c
@@ -206,6 +206,66 @@ struct cxl_event_record_raw hardware_replace = {
 	.data = { 0xDE, 0xAD, 0xBE, 0xEF },
 };
 
+struct cxl_event_gen_media gen_media = {
+	.hdr = {
+		.id = UUID_INIT(0xfbcd0a77, 0xc260, 0x417f,
+				0x85, 0xa9, 0x08, 0x8b, 0x16, 0x21, 0xeb, 0xa6),
+		.length = sizeof(struct cxl_event_gen_media),
+		.flags[0] = CXL_EVENT_RECORD_FLAG_PERMANENT,
+		/* .handle = Set dynamically */
+		.related_handle = cpu_to_le16(0),
+	},
+	.phys_addr = cpu_to_le64(0x2000),
+	.descriptor = CXL_GMER_EVT_DESC_UNCORECTABLE_EVENT,
+	.type = CXL_GMER_MEM_EVT_TYPE_DATA_PATH_ERROR,
+	.transaction_type = CXL_GMER_TRANS_HOST_WRITE,
+	/* .validity_flags = <set below> */
+	.channel = 1,
+	.rank = 30
+};
+
+struct cxl_event_dram dram = {
+	.hdr = {
+		.id = UUID_INIT(0x601dcbb3, 0x9c06, 0x4eab,
+				0xb8, 0xaf, 0x4e, 0x9b, 0xfb, 0x5c, 0x96, 0x24),
+		.length = sizeof(struct cxl_event_dram),
+		.flags[0] = CXL_EVENT_RECORD_FLAG_PERF_DEGRADED,
+		/* .handle = Set dynamically */
+		.related_handle = cpu_to_le16(0),
+	},
+	.phys_addr = cpu_to_le64(0x8000),
+	.descriptor = CXL_GMER_EVT_DESC_THRESHOLD_EVENT,
+	.type = CXL_GMER_MEM_EVT_TYPE_INV_ADDR,
+	.transaction_type = CXL_GMER_TRANS_INTERNAL_MEDIA_SCRUB,
+	/* .validity_flags = <set below> */
+	.channel = 1,
+	.bank_group = 5,
+	.bank = 2,
+	.column = {0xDE, 0xAD},
+};
+
+struct cxl_event_mem_module mem_module = {
+	.hdr = {
+		.id = UUID_INIT(0xfe927475, 0xdd59, 0x4339,
+				0xa5, 0x86, 0x79, 0xba, 0xb1, 0x13, 0xb7, 0x74),
+		.length = sizeof(struct cxl_event_mem_module),
+		/* .handle = Set dynamically */
+		.related_handle = cpu_to_le16(0),
+	},
+	.event_type = CXL_MMER_TEMP_CHANGE,
+	.info = {
+		.health_status = CXL_DHI_HS_PERFORMANCE_DEGRADED,
+		.media_status = CXL_DHI_MS_ALL_DATA_LOST,
+		.add_status = (CXL_DHI_AS_CRITICAL << 2) |
+			      (CXL_DHI_AS_WARNING << 4) |
+			      (CXL_DHI_AS_WARNING << 5),
+		.device_temp = { 0xDE, 0xAD},
+		.dirty_shutdown_cnt = { 0xde, 0xad, 0xbe, 0xef },
+		.cor_vol_err_cnt = { 0xde, 0xad, 0xbe, 0xef },
+		.cor_per_err_cnt = { 0xde, 0xad, 0xbe, 0xef },
+	}
+};
+
 u32 cxl_mock_add_event_logs(struct cxl_dev_state *cxlds)
 {
 	struct device *dev = cxlds->dev;
@@ -223,10 +283,23 @@ u32 cxl_mock_add_event_logs(struct cxl_dev_state *cxlds)
 		return 0;
 	}
 
+	put_unaligned_le16(CXL_GMER_VALID_CHANNEL | CXL_GMER_VALID_RANK,
+			   &gen_media.validity_flags);
+
+	put_unaligned_le16(CXL_DER_VALID_CHANNEL | CXL_DER_VALID_BANK_GROUP |
+			   CXL_DER_VALID_BANK | CXL_DER_VALID_COLUMN,
+			   &dram.validity_flags);
+
 	event_store_add_event(mes, CXL_EVENT_TYPE_INFO, &maint_needed);
+	event_store_add_event(mes, CXL_EVENT_TYPE_INFO,
+			      (struct cxl_event_record_raw *)&gen_media);
+	event_store_add_event(mes, CXL_EVENT_TYPE_INFO,
+			      (struct cxl_event_record_raw *)&mem_module);
 	mes->ev_status |= CXLDEV_EVENT_STATUS_INFO;
 
 	event_store_add_event(mes, CXL_EVENT_TYPE_FATAL, &hardware_replace);
+	event_store_add_event(mes, CXL_EVENT_TYPE_FATAL,
+			      (struct cxl_event_record_raw *)&dram);
 	mes->ev_status |= CXLDEV_EVENT_STATUS_FATAL;
 
 	return mes->ev_status;
-- 
2.37.2