[PATCH V2 4/5] nvme-cli: Add support set feature event in PEL

[wenxiong at linux.ibm.com]

From: Wen Xiong <wenxiong at linux.ibm.com>

Add "Set Feature" event in PEL.

Persistent Event Entries:
Event Number: 0
Event Type: Set Feature Event(0xb)
Event Type Revision: 1
Event Header Length: 21
Controller Identifier: 65
Event Timestamp: 564587204146155
Vendor Specific Information Length: 0
Event Length: 16
Set Feature Event Entry:
Set Feature ID  :0x7 (Number of Queues),  value:0x270027
        Number of IO Completion Queues Allocated (NCQA): 40
        Number of IO Submission Queues Allocated (NSQA): 40

Signed-off-by: Wen Xiong <wenxiong at us.ibm.com>
---
 nvme-print.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/nvme-print.c b/nvme-print.c
index fb7cec3..8d7ecee 100644
--- a/nvme-print.c
+++ b/nvme-print.c
@@ -1472,6 +1472,8 @@ void nvme_show_persistent_event_log(void *pevent_log_info,
 {
 	__u32 offset, por_info_len, por_info_list;
 	__u64 *fw_rev;
+	int fid, cdw11, dword_cnt;
+	unsigned char *mem_buf = NULL;
 	struct nvme_smart_log *smart_event;
 	struct nvme_fw_commit_event *fw_commit_event;
 	struct nvme_time_stamp_change_event *ts_change_event;
@@ -1482,6 +1484,7 @@ void nvme_show_persistent_event_log(void *pevent_log_info,
 	struct nvme_format_nvm_compln_event *format_cmpln_event;
 	struct nvme_sanitize_start_event *sanitize_start_event;
 	struct nvme_sanitize_compln_event *sanitize_cmpln_event;
+	struct nvme_set_feature_event *set_feat_event;
 	struct nvme_thermal_exc_event *thermal_exc_event;
 	struct nvme_persistent_event_log *pevent_log_head;
 	struct nvme_persistent_event_entry *pevent_entry_head;
@@ -1694,6 +1697,21 @@ void nvme_show_persistent_event_log(void *pevent_log_info,
 			printf("Completion Information: %u\n",
 				le16_to_cpu(sanitize_cmpln_event->cmpln_info));
 			break;
+		case NVME_PEL_SET_FEATURE_EVENT:
+			set_feat_event = pevent_log_info + offset;
+			printf("Set Feature Event Entry: \n");
+			dword_cnt =  set_feat_event->layout & 0x03;
+			fid = le32_to_cpu(set_feat_event->cdw_mem[0]) & 0x000f;
+			cdw11 = le32_to_cpu(set_feat_event->cdw_mem[1]);
+
+			if (((set_feat_event->layout & 0xff) >> 2) != 0)
+				mem_buf = (unsigned char *)(set_feat_event + 4 + dword_cnt * 4);
+
+			printf("Set Feature ID  :%#02x (%s),  value:%#08x\n", fid,
+				nvme_feature_to_string(fid), cdw11);
+
+			nvme_feature_show_fields(fid, cdw11, mem_buf);
+			break;
 		case NVME_PEL_THERMAL_EXCURSION_EVENT:
 			thermal_exc_event = pevent_log_info + offset;
 			printf("Thermal Excursion Event Entry: \n");
-- 
2.27.0