nvme-print: print NSSES field of CAP register

Print the newly added NSSES field of CAP register. Signed-off-by: Francis Pravin <[email protected]>
linux-nvme · Sep 30, 2024 · fb752ba · fb752ba
1 parent 657f100
commit fb752ba
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/nvme-print-json.c b/nvme-print-json.c
@@ -853,6 +853,8 @@ static void json_registers_cap(struct nvme_bar_cap *cap, struct json_object *r)
 	sprintf(json_str, "%"PRIx64"", *(uint64_t *)cap);
 	obj_add_str(r, "cap", json_str);
 
+	obj_add_str(r, "NVM Subsystem Shutdown Enhancements Supported (NSSES)",
+			cap->nsses ? "Supported" : "Not supported");
 	obj_add_str(r, "Controller Ready With Media Support (CRWMS)",
 		     cap->crwms ? "Supported" : "Not supported");
 	obj_add_str(r, "Controller Ready Independent of Media Support (CRIMS)",

diff --git a/nvme-print-stdout.c b/nvme-print-stdout.c
@@ -1109,6 +1109,8 @@ static void stdout_subsystem_list(nvme_root_t r, bool show_ana)
 
 static void stdout_registers_cap(struct nvme_bar_cap *cap)
 {
+	printf("\tNVM Subsystem Shutdown Enhancements Supported (NSSES): %s\n",
+		cap->nsses ? "Supported" : "Not Supported");
 	printf("\tController Ready With Media Support (CRWMS): %s\n",
 	       cap->crwms ? "Supported" : "Not Supported");
 	printf("\tController Ready Independent of Media Support (CRIMS): %s\n",

diff --git a/nvme-print.h b/nvme-print.h
@@ -128,7 +128,8 @@ struct nvme_bar_cap {
 	__u8	nsss:1;
 	__u8	crwms:1;
 	__u8	crims:1;
-	__u8	rsvd61:3;
+	__u8	nsses:1;
+	__u8	rsvd62:2;
 };
 
 #ifdef CONFIG_JSONC