[PATCH net-next v11 03/10] net: ethernet: am65-cpsw: Build am65-cpsw-qos only if required

Roger Quadros
2023-12-19T10:58:25Z

Build am65-cpsw-qos only if CONFIG_TI_AM65_CPSW_TAS is enabled.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
drivers/net/ethernet/ti/Makefile | 3 ++-
drivers/net/ethernet/ti/am65-cpsw-qos.c | 12 ------------
drivers/net/ethernet/ti/am65-cpsw-qos.h | 26 +++++++++++++++++++++++++
3 files changed, 28 insertions(+), 13 deletions(-)

Changelog:

v11: no change
v10: no code change. Added Reviewed-by tag.
v9: no change
v8: no change
v7: no change
v6: initial commit

diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile
index 27de1d697134..9d7cd84d1e2d 100644
--- a/drivers/net/ethernet/ti/Makefile
+++ b/drivers/net/ethernet/ti/Makefile
@@ -26,7 +26,8 @@ keystone_netcp_ethss-y := netcp_ethss.o netcp_sgmii.o netcp_xgbepcsr.o cpsw_ale.
obj-$(CONFIG_TI_K3_CPPI_DESC_POOL) += k3-cppi-desc-pool.o

obj-$(CONFIG_TI_K3_AM65_CPSW_NUSS) += ti-am65-cpsw-nuss.o
-ti-am65-cpsw-nuss-y := am65-cpsw-nuss.o cpsw_sl.o am65-cpsw-ethtool.o cpsw_ale.o am65-cpsw-qos.o
+ti-am65-cpsw-nuss-y := am65-cpsw-nuss.o cpsw_sl.o am65-cpsw-ethtool.o cpsw_ale.o
+ti-am65-cpsw-nuss-$(CONFIG_TI_AM65_CPSW_TAS) += am65-cpsw-qos.o
ti-am65-cpsw-nuss-$(CONFIG_TI_K3_AM65_CPSW_SWITCHDEV) += am65-cpsw-switchdev.o
obj-$(CONFIG_TI_K3_AM65_CPTS) += am65-cpts.o

diff --git a/drivers/net/ethernet/ti/am65-cpsw-qos.c b/drivers/net/ethernet/ti/am65-cpsw-qos.c
index 9ac2ff05d501..4bc611cc4aad 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-qos.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-qos.c
@@ -571,9 +571,6 @@ static int am65_cpsw_setup_taprio(struct net_device *ndev, void *type_data)
taprio->cmd != TAPRIO_CMD_DESTROY)
return -EOPNOTSUPP;

- if (!IS_ENABLED(CONFIG_TI_AM65_CPSW_TAS))
- return -ENODEV;
-
if (!netif_running(ndev)) {
dev_err(&ndev->dev, "interface is down, link speed unknown\n");
return -ENETDOWN;
@@ -599,9 +596,6 @@ static int am65_cpsw_tc_query_caps(struct net_device *ndev, void *type_data)
case TC_SETUP_QDISC_TAPRIO: {
struct tc_taprio_caps *caps = base->caps;

- if (!IS_ENABLED(CONFIG_TI_AM65_CPSW_TAS))
- return -EOPNOTSUPP;
-
caps->gate_mask_per_txq = true;

return 0;
@@ -806,9 +800,6 @@ void am65_cpsw_qos_link_up(struct net_device *ndev, int link_speed)
{
struct am65_cpsw_port *port = am65_ndev_to_port(ndev);

- if (!IS_ENABLED(CONFIG_TI_AM65_CPSW_TAS))
- return;
-
am65_cpsw_est_link_up(ndev, link_speed);
port->qos.link_down_time = 0;
}
@@ -817,9 +808,6 @@ void am65_cpsw_qos_link_down(struct net_device *ndev)
{
struct am65_cpsw_port *port = am65_ndev_to_port(ndev);

- if (!IS_ENABLED(CONFIG_TI_AM65_CPSW_TAS))
- return;
-
if (!port->qos.link_down_time)
port->qos.link_down_time = ktime_get();

diff --git a/drivers/net/ethernet/ti/am65-cpsw-qos.h b/drivers/net/ethernet/ti/am65-cpsw-qos.h
index 0cc2a3b3d7f9..898f13a4a112 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-qos.h
+++ b/drivers/net/ethernet/ti/am65-cpsw-qos.h
@@ -31,11 +31,37 @@ struct am65_cpsw_qos {
struct am65_cpsw_ale_ratelimit ale_mc_ratelimit;
};

+#if IS_ENABLED(CONFIG_TI_AM65_CPSW_TAS)
int am65_cpsw_qos_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type,
void *type_data);
void am65_cpsw_qos_link_up(struct net_device *ndev, int link_speed);
void am65_cpsw_qos_link_down(struct net_device *ndev);
int am65_cpsw_qos_ndo_tx_p0_set_maxrate(struct net_device *ndev, int queue, u32 rate_mbps);
void am65_cpsw_qos_tx_p0_rate_init(struct am65_cpsw_common *common);
+#else
+static inline int am65_cpsw_qos_ndo_setup_tc(struct net_device *ndev,
+ enum tc_setup_type type,
+ void *type_data)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline void am65_cpsw_qos_link_up(struct net_device *ndev,
+ int link_speed)
+{ }
+
+static inline void am65_cpsw_qos_link_down(struct net_device *ndev)
+{ }
+
+static inline int am65_cpsw_qos_ndo_tx_p0_set_maxrate(struct net_device *ndev,
+ int queue,
+ u32 rate_mbps)
+{
+ return 0;
+}
+
+static inline void am65_cpsw_qos_tx_p0_rate_init(struct am65_cpsw_common *common)
+{ }
+#endif

#endif /* AM65_CPSW_QOS_H_ */
--
2.34.1