netdev - [patch net-next v2 2/9] mlxsw: pci: Add max span resources to resources query

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Message-Id: <1469095397-3837-3-git-send-email-jiri@resnulli.us>
Date:	Thu, 21 Jul 2016 12:03:10 +0200
From:	Jiri Pirko <jiri@...nulli.us>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, yotamg@...lanox.com, eladr@...lanox.com,
	idosch@...lanox.com, nogahf@...lanox.com, ogerlitz@...lanox.com,
	jhs@...atatu.com
Subject: [patch net-next v2 2/9] mlxsw: pci: Add max span resources to resources query

From: Nogah Frankel <nogahf@...lanox.com>

Add max span resources to resources query.

Signed-off-by: Nogah Frankel <nogahf@...lanox.com>
Reviewed-by: Ido Schimmel <idosch@...lanox.com>
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/core.h | 2 ++
 drivers/net/ethernet/mellanox/mlxsw/pci.c  | 5 +++++
 2 files changed, 7 insertions(+)

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;
 	}
-- 
2.5.5