From: Nogah Frankel <nogahf@mellanox.com>
Date: Thu, 21 Jul 2016 10:03:10 +0000 (+0200)
Subject: mlxsw: pci: Add max span resources to resources query
X-Git-Tag: v4.14-rc1~2816^2~43^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ded821c8d3793efe00195dd7ab633f6412dd8ae0;p=platform%2Fkernel%2Flinux-rpi.git

mlxsw: pci: Add max span resources to resources query

Add max span resources to resources query.

Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index d57ad0d..d3476ea 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -268,6 +268,8 @@ struct mlxsw_driver {
 };
 
 struct mlxsw_resources {
+	u8	max_span_valid:1;
+	u8      max_span;
 };
 
 struct mlxsw_resources *mlxsw_core_resources_get(struct mlxsw_core *mlxsw_core);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index a724b66..1d1360c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -1155,6 +1155,7 @@ mlxsw_pci_config_profile_swid_config(struct mlxsw_pci *mlxsw_pci,
 }
 
 #define MLXSW_RESOURCES_TABLE_END_ID 0xffff
+#define MLXSW_MAX_SPAN_ID 0x2420
 #define MLXSW_RESOURCES_QUERY_MAX_QUERIES 100
 #define MLXSW_RESOURCES_PER_QUERY 32
 
@@ -1162,6 +1163,10 @@ static void mlxsw_pci_resources_query_parse(int id, u64 val,
 					    struct mlxsw_resources *resources)
 {
 	switch (id) {
+	case MLXSW_MAX_SPAN_ID:
+		resources->max_span = val;
+		resources->max_span_valid = 1;
+		break;
 	default:
 		break;
 	}