From mboxrd@z Thu Jan 1 00:00:00 1970 From: Doug Berger Subject: [PATCH net 7/8] net: bcmgenet: add begin/complete ethtool ops Date: Thu, 9 Mar 2017 16:49:05 -0800 Message-ID: <20170310004906.10553-8-opendmb@gmail.com> References: <20170310004906.10553-1-opendmb@gmail.com> Cc: pgynther@google.com, jaedon.shin@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Edwin Chan , Doug Berger To: f.fainelli@gmail.com Return-path: In-Reply-To: <20170310004906.10553-1-opendmb@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Edwin Chan Make sure clock is enabled for ethtool ops. refs #SWLINUX-4311 Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file") Signed-off-by: Edwin Chan Signed-off-by: Doug Berger --- 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