summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
diff options
context:
space:
mode:
authorAmit Cohen <amitc@mellanox.com>2019-07-23 09:57:41 +0200
committerDavid S. Miller <davem@davemloft.net>2019-07-25 20:36:19 +0200
commitb06689cc1b0446b959ed1a41b4f8dd892aa6b331 (patch)
tree441efdbd27d86e557f6a2b049487c7815ee06f0d /drivers/net/ethernet/mellanox/mlxsw/spectrum.c
parentnet: sfc: falcon: convert to i2c_new_dummy_device (diff)
downloadlinux-b06689cc1b0446b959ed1a41b4f8dd892aa6b331.tar.xz
linux-b06689cc1b0446b959ed1a41b4f8dd892aa6b331.zip
mlxsw: spectrum: Expose KVD size for Spectrum-2
Unlike Spectrum-1, the KVD (Key-value database) of Spectrum-2 is not partitioned, so only expose the entire KVD size. This enables users to query the total size of the KVD. Signed-off-by: Amit Cohen <amitc@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 650638152bbc..7e8a54068d92 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -5026,6 +5026,26 @@ static int mlxsw_sp1_resources_kvd_register(struct mlxsw_core *mlxsw_core)
return 0;
}
+static int mlxsw_sp2_resources_kvd_register(struct mlxsw_core *mlxsw_core)
+{
+ struct devlink *devlink = priv_to_devlink(mlxsw_core);
+ struct devlink_resource_size_params kvd_size_params;
+ u32 kvd_size;
+
+ if (!MLXSW_CORE_RES_VALID(mlxsw_core, KVD_SIZE))
+ return -EIO;
+
+ kvd_size = MLXSW_CORE_RES_GET(mlxsw_core, KVD_SIZE);
+ devlink_resource_size_params_init(&kvd_size_params, kvd_size, kvd_size,
+ MLXSW_SP_KVD_GRANULARITY,
+ DEVLINK_RESOURCE_UNIT_ENTRY);
+
+ return devlink_resource_register(devlink, MLXSW_SP_RESOURCE_NAME_KVD,
+ kvd_size, MLXSW_SP_RESOURCE_KVD,
+ DEVLINK_RESOURCE_ID_PARENT_TOP,
+ &kvd_size_params);
+}
+
static int mlxsw_sp1_resources_register(struct mlxsw_core *mlxsw_core)
{
return mlxsw_sp1_resources_kvd_register(mlxsw_core);
@@ -5033,7 +5053,7 @@ static int mlxsw_sp1_resources_register(struct mlxsw_core *mlxsw_core)
static int mlxsw_sp2_resources_register(struct mlxsw_core *mlxsw_core)
{
- return 0;
+ return mlxsw_sp2_resources_kvd_register(mlxsw_core);
}
static int mlxsw_sp_kvd_sizes_get(struct mlxsw_core *mlxsw_core,