From f649df38298043f68e73bc730ccb824de045f42d Mon Sep 17 00:00:00 2001
From: Dan Williams <dan.j.williams@intel.com>
Date: Thu, 14 Jul 2022 10:02:04 -0700
Subject: [PATCH 177/217] cxl/list: Hide 0s in disabled decoder listings

Trim some redundant information from decoder listings when they are
disabled.

Link: https://lore.kernel.org/r/165781812427.1555691.5252994293073680408.stgit@dwillia2-xfh.jf.intel.com
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
---
 cxl/json.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/cxl/json.c b/cxl/json.c
index fdc6f73..a213fda 100644
--- a/cxl/json.c
+++ b/cxl/json.c
@@ -442,7 +442,7 @@ struct json_object *util_cxl_decoder_to_json(struct cxl_decoder *decoder,
 	const char *devname = cxl_decoder_get_devname(decoder);
 	struct cxl_port *port = cxl_decoder_get_port(decoder);
 	struct json_object *jdecoder, *jobj;
-	u64 val;
+	u64 val, size;
 
 	jdecoder = json_object_new_object();
 	if (!jdecoder)
@@ -452,21 +452,21 @@ struct json_object *util_cxl_decoder_to_json(struct cxl_decoder *decoder,
 	if (jobj)
 		json_object_object_add(jdecoder, "decoder", jobj);
 
+	size = cxl_decoder_get_size(decoder);
 	val = cxl_decoder_get_resource(decoder);
-	if (val < ULLONG_MAX) {
+	if (size && val < ULLONG_MAX) {
 		jobj = util_json_object_hex(val, flags);
 		if (jobj)
 			json_object_object_add(jdecoder, "resource", jobj);
 	}
 
-	val = cxl_decoder_get_size(decoder);
-	if (val < ULLONG_MAX) {
-		jobj = util_json_object_size(val, flags);
+	if (size && size < ULLONG_MAX) {
+		jobj = util_json_object_size(size, flags);
 		if (jobj)
 			json_object_object_add(jdecoder, "size", jobj);
 	}
 
-	if (val == 0) {
+	if (size == 0) {
 		jobj = json_object_new_string("disabled");
 		if (jobj)
 			json_object_object_add(jdecoder, "state", jobj);
-- 
2.27.0