[Accel-config] [PATCH v3] accel-config/libaccel-config: Add IAX support

From: Ramesh Thomas <ramesh.thomas(a)intel.com>

Add Intel Analytics Accelerator support.

Changes in v3:
- include v2 change in json object creation

Changes in v2:
- block on fault is available for IAX

Signed-off-by: Ramesh Thomas <ramesh.thomas(a)intel.com>
Signed-off-by: Dave Jiang <dave.jiang(a)intel.com>
---
 accfg/config.c          | 10 ++++++++++
 accfg/lib/libaccfg.c    |  3 +++
 accfg/libaccel_config.h |  1 +
 accfg/list.c            | 31 +++++++++++++++++++------------
 util/json.c             |  6 ++++--
 5 files changed, 37 insertions(+), 14 deletions(-)

diff --git a/accfg/config.c b/accfg/config.c
index 3887873..d36f1d9 100644
--- a/accfg/config.c
+++ b/accfg/config.c
@@ -296,6 +296,10 @@ static int group_json_set_val(struct accfg_group *group,
 		json_object *jobj, char *key)
 {
 	int rc, i;
+	struct accfg_device *dev = NULL;
+
+	if (group)
+		dev = accfg_group_get_device(group);
 
 	if (!group || !jobj || !key)
 		return -EINVAL;
@@ -311,6 +315,12 @@ static int group_json_set_val(struct accfg_group *group,
 						|| (val < 0))
 					return -EINVAL;
 
+				if ((accfg_device_get_type(dev) == ACCFG_DEVICE_IAX)
+					&& ((!strcmp(group_table[i].name, "tokens_reserved"))
+					|| (!strcmp(group_table[i].name, "use_token_limit"))
+					|| (!strcmp(group_table[i].name, "tokens_allowed")))) {
+					return 0;
+				}
 				if (group_table[i].is_writable &&
 					!group_table[i].is_writable(group,
 						val))
diff --git a/accfg/lib/libaccfg.c b/accfg/lib/libaccfg.c
index 70553f7..cd9da42 100644
--- a/accfg/lib/libaccfg.c
+++ b/accfg/lib/libaccfg.c
@@ -39,6 +39,7 @@ static int filename_prefix_len;
 
 ACCFG_EXPORT char *accfg_basenames[] = {
         [ACCFG_DEVICE_DSA]      = "dsa",
+	[ACCFG_DEVICE_IAX]      = "iax",
 	NULL
 };
 
@@ -397,6 +398,8 @@ static int device_parse_type(struct accfg_device *device)
 
 	if (!strcmp(device->device_type_str, "dsa"))
 		device->type = ACCFG_DEVICE_DSA;
+	else if (!strcmp(device->device_type_str, "iax"))
+		device->type = ACCFG_DEVICE_IAX;
 	else
 		device->type = ACCFG_DEVICE_TYPE_UNKNOWN;
 
diff --git a/accfg/libaccel_config.h b/accfg/libaccel_config.h
index 392188e..f85670c 100644
--- a/accfg/libaccel_config.h
+++ b/accfg/libaccel_config.h
@@ -31,6 +31,7 @@ extern "C" {
 /* no need to save device state */
 enum accfg_device_type {
 	ACCFG_DEVICE_DSA = 0,
+	ACCFG_DEVICE_IAX = 1,
 	ACCFG_DEVICE_TYPE_UNKNOWN = -1,
 };
 
diff --git a/accfg/list.c b/accfg/list.c
index dfaac1f..c22da41 100644
--- a/accfg/list.c
+++ b/accfg/list.c
@@ -54,6 +54,10 @@ static struct json_object *group_to_json(struct accfg_group *group,
 {
 	struct json_object *jgroup = json_object_new_object();
 	struct json_object *jobj = NULL;
+	struct accfg_device *dev = NULL;
+
+	if (group)
+		dev = accfg_group_get_device(group);
 
 	if (!jgroup)
 		return NULL;
@@ -67,20 +71,23 @@ static struct json_object *group_to_json(struct accfg_group *group,
 	if (!jobj)
 		goto err;
 
-	json_object_object_add(jgroup, "tokens_reserved", jobj);
-	jobj = json_object_new_int(accfg_group_get_use_token_limit(group));
-	if (!jobj)
-		goto err;
+	if (accfg_device_get_type(dev) != ACCFG_DEVICE_IAX) {
+		json_object_object_add(jgroup, "tokens_reserved", jobj);
+		jobj = json_object_new_int(accfg_group_get_use_token_limit(group));
+		if (!jobj)
+			goto err;
 
-	json_object_object_add(jgroup, "use_token_limit", jobj);
-	jobj = json_object_new_int(accfg_group_get_tokens_allowed(group));
-	if (!jobj)
-		goto err;
+		json_object_object_add(jgroup, "use_token_limit", jobj);
+		jobj = json_object_new_int(accfg_group_get_tokens_allowed(group));
+		if (!jobj)
+			goto err;
 
-	json_object_object_add(jgroup, "tokens_allowed", jobj);
-	jobj = json_object_new_int(accfg_group_get_traffic_class_a(group));
-	if (!jobj)
-		goto err;
+		json_object_object_add(jgroup, "tokens_allowed", jobj);
+		jobj = json_object_new_int(accfg_group_get_traffic_class_a(
+				group));
+		if (!jobj)
+			goto err;
+	}
 
 	json_object_object_add(jgroup, "traffic_class_a", jobj);
 	jobj = json_object_new_int(accfg_group_get_traffic_class_b(
diff --git a/util/json.c b/util/json.c
index 3bf8950..6f4b4d1 100644
--- a/util/json.c
+++ b/util/json.c
@@ -178,7 +178,8 @@ struct json_object *util_device_to_json(struct accfg_device *device,
 	jobj = json_object_new_int(accfg_device_get_token_limit(device));
 	if (!jobj)
 		goto err;
-	json_object_object_add(jdevice, "token_limit", jobj);
+	if (accfg_device_get_type(device) != ACCFG_DEVICE_IAX)
+		json_object_object_add(jdevice, "token_limit", jobj);
 
 	if (flags & UTIL_JSON_SAVE) {
 		free(error);
@@ -277,7 +278,8 @@ struct json_object *util_device_to_json(struct accfg_device *device,
 	jobj = json_object_new_int(accfg_device_get_max_tokens(device));
 	if (!jobj)
 		goto err;
-	json_object_object_add(jdevice, "max_tokens", jobj);
+	if (accfg_device_get_type(device) != ACCFG_DEVICE_IAX)
+		json_object_object_add(jdevice, "max_tokens", jobj);
 
 	ulong_val = accfg_device_get_max_batch_size(device);
 	if (ulong_val > 0) {
-- 
2.26.2