From: Edwin Chan <edwin.c...@broadcom.com>
Make sure clock is enabled for ethtool ops.
Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file")
Signed-off-by: Edwin Chan <edwin.c...@broadcom.com>
Signed-off-by: Doug Berger <open...@gmail.com>
---
drivers/net/ethernet/broadcom/genet/bcmgenet.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index f93098840775..ec1f3014e410 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -450,6 +450,22 @@ static inline void bcmgenet_rdma_ring_writel(struct
bcmgenet_priv *priv,
genet_dma_ring_regs[r]);
}
+static int bcmgenet_begin(struct net_device *dev)
+{
+ struct bcmgenet_priv *priv = netdev_priv(dev);
+
+ /* Turn on the clock */
+ return clk_prepare_enable(priv->clk);
+}
+
+static void bcmgenet_complete(struct net_device *dev)
+{
+ struct bcmgenet_priv *priv = netdev_priv(dev);
+
+ /* Turn off the clock */
+ clk_disable_unprepare(priv->clk);
+}
+
static int bcmgenet_get_link_ksettings(struct net_device *dev,
struct ethtool_link_ksettings *cmd)
{
@@ -1022,6 +1038,8 @@ static int bcmgenet_set_eee(struct net_device *dev,
struct ethtool_eee *e)
/* standard ethtool support functions. */
static const struct ethtool_ops bcmgenet_ethtool_ops = {
+ .begin = bcmgenet_begin,
+ .complete = bcmgenet_complete,
.get_strings = bcmgenet_get_strings,
.get_sset_count = bcmgenet_get_sset_count,
.get_ethtool_stats = bcmgenet_get_ethtool_stats,
--
2.11.1
