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-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c1
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c1
-rw-r--r--include/net/devlink.h1
-rw-r--r--include/uapi/linux/devlink.h2
-rw-r--r--net/core/devlink.c3
5 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index 12c61e0cc570..80066f437a65 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -713,6 +713,7 @@ int mlxsw_sp_sb_pool_get(struct mlxsw_core *mlxsw_core,
pool_info->pool_type = (enum devlink_sb_pool_type) dir;
pool_info->size = mlxsw_sp_cells_bytes(mlxsw_sp, pr->size);
pool_info->threshold_type = (enum devlink_sb_threshold_type) pr->mode;
+ pool_info->cell_size = mlxsw_sp->sb->cell_size;
return 0;
}
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c b/drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c
index 814360ed3a20..ea2e3f829aba 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c
@@ -48,6 +48,7 @@ int nfp_shared_buf_pool_get(struct nfp_pf *pf, unsigned int sb, u16 pool_index,
pool_info->pool_type = le32_to_cpu(get_data.pool_type);
pool_info->threshold_type = le32_to_cpu(get_data.threshold_type);
pool_info->size = le32_to_cpu(get_data.size) * unit_size;
+ pool_info->cell_size = unit_size;
return 0;
}
diff --git a/include/net/devlink.h b/include/net/devlink.h
index 1c8523920f66..74d992a68a06 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -62,6 +62,7 @@ struct devlink_sb_pool_info {
enum devlink_sb_pool_type pool_type;
u32 size;
enum devlink_sb_threshold_type threshold_type;
+ u32 cell_size;
};
/**
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 7fffd879c328..054b2d1a4537 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -300,6 +300,8 @@ enum devlink_attr {
DEVLINK_ATTR_INFO_VERSION_NAME, /* string */
DEVLINK_ATTR_INFO_VERSION_VALUE, /* string */
+ DEVLINK_ATTR_SB_POOL_CELL_SIZE, /* u32 */
+
/* add new attributes above here, update the policy in devlink.c */
__DEVLINK_ATTR_MAX,
diff --git a/net/core/devlink.c b/net/core/devlink.c
index eb839d74bcc0..52bf27491fb8 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -932,6 +932,9 @@ static int devlink_nl_sb_pool_fill(struct sk_buff *msg, struct devlink *devlink,
if (nla_put_u8(msg, DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE,
pool_info.threshold_type))
goto nla_put_failure;
+ if (nla_put_u32(msg, DEVLINK_ATTR_SB_POOL_CELL_SIZE,
+ pool_info.cell_size))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
return 0;