From: Stas Sergeev <stsp@list•ru>
To: netdev@vger•kernel.org
Cc: Rami Rosen <rosenr@marvell•com>,
Thomas Petazzoni <thomas.petazzoni@free-electrons•com>
Subject: [PATCH 4/6] of: add API for changing parameters of fixed link
Date: Thu, 26 Mar 2015 19:02:25 +0300 [thread overview]
Message-ID: <55142D91.6010006@list.ru> (raw)
In-Reply-To: <55142D3C.4040902@list.ru>
-=-=-=-=-=-=-=-=-=# Don't remove this line #=-=-=-=-=-=-=-=-=-
Signed-off-by: Stas Sergeev <stsp@users•sourceforge.net>
---
drivers/of/of_mdio.c | 72
+++++++++++++++++++++++++++++++++++++++++++++++
include/linux/of_mdio.h | 17 +++++++++++
2 files changed, 89 insertions(+)
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index b3dc1e6..ade2426 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -251,6 +251,69 @@ struct phy_device *of_phy_attach(struct net_device
*dev,
EXPORT_SYMBOL(of_phy_attach);
#if defined(CONFIG_FIXED_PHY)
+struct fixed_link_data {
+ struct fixed_phy_status status;
+ struct fixed_phy_status changed;
+};
+
+static int of_phy_fixed_link_update(struct phy_device *phy,
+ struct fixed_phy_status *status)
+{
+ struct fixed_link_data *priv = phy->priv;
+
+ if (priv->changed.link) {
+ status->link = priv->status.link;
+ priv->changed.link = 0;
+ }
+ if (priv->changed.speed) {
+ status->speed = priv->status.speed;
+ priv->changed.speed = 0;
+ }
+ if (priv->changed.duplex) {
+ status->duplex = priv->status.duplex;
+ priv->changed.duplex = 0;
+ }
+ if (priv->changed.pause) {
+ status->pause = priv->status.pause;
+ priv->changed.pause = 0;
+ }
+ if (priv->changed.asym_pause) {
+ status->asym_pause = priv->status.asym_pause;
+ priv->changed.asym_pause = 0;
+ }
+ return 0;
+}
+
+int of_phy_fixed_link_set_link(struct phy_device *phy, int link)
+{
+ struct fixed_link_data *priv = phy->priv;
+
+ priv->status.link = link;
+ priv->changed.link = 1;
+ return 0;
+}
+EXPORT_SYMBOL(of_phy_fixed_link_set_link);
+
+int of_phy_fixed_link_set_speed(struct phy_device *phy, int speed)
+{
+ struct fixed_link_data *priv = phy->priv;
+
+ priv->status.speed = speed;
+ priv->changed.speed = 1;
+ return 0;
+}
+EXPORT_SYMBOL(of_phy_fixed_link_set_speed);
+
+int of_phy_fixed_link_set_duplex(struct phy_device *phy, int duplex)
+{
+ struct fixed_link_data *priv = phy->priv;
+
+ priv->status.duplex = duplex;
+ priv->changed.duplex = 1;
+ return 0;
+}
+EXPORT_SYMBOL(of_phy_fixed_link_set_duplex);
+
/*
* of_phy_is_fixed_link() and of_phy_register_fixed_link() must
* support two DT bindings:
@@ -287,6 +350,7 @@ int of_phy_register_fixed_link(struct device_node *np)
const __be32 *fixed_link_prop;
int len;
struct phy_device *phy;
+ struct fixed_link_data *priv;
/* New binding */
fixed_link_node = of_get_child_by_name(np, "fixed-link");
@@ -320,6 +384,14 @@ int of_phy_register_fixed_link(struct device_node *np)
}
}
+ priv = kmalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ fixed_phy_unregister(phy);
+ return -ENOMEM;
+ }
+ memset(&priv->changed, 0, sizeof(priv->changed));
+ phy->priv = priv;
+ fixed_phy_set_link_update(phy, of_phy_fixed_link_update);
return 0;
}
EXPORT_SYMBOL(of_phy_register_fixed_link);
diff --git a/include/linux/of_mdio.h b/include/linux/of_mdio.h
index d449018..677adac 100644
--- a/include/linux/of_mdio.h
+++ b/include/linux/of_mdio.h
@@ -65,6 +65,9 @@ static inline struct mii_bus *of_mdio_find_bus(struct
device_node *mdio_np)
#if defined(CONFIG_OF) && defined(CONFIG_FIXED_PHY)
extern int of_phy_register_fixed_link(struct device_node *np);
extern bool of_phy_is_fixed_link(struct device_node *np);
+extern int of_phy_fixed_link_set_link(struct phy_device *phy, int link);
+extern int of_phy_fixed_link_set_speed(struct phy_device *phy, int speed);
+extern int of_phy_fixed_link_set_duplex(struct phy_device *phy, int
duplex);
#else
static inline int of_phy_register_fixed_link(struct device_node *np)
{
@@ -74,6 +77,20 @@ static inline bool of_phy_is_fixed_link(struct
device_node *np)
{
return false;
}
+static inline int of_phy_fixed_link_set_link(struct phy_device *phy,
int link)
+{
+ return -ENOSYS;
+}
+static inline int of_phy_fixed_link_set_speed(struct phy_device *phy,
+ int speed)
+{
+ return -ENOSYS;
+}
+static inline int of_phy_fixed_link_set_duplex(struct phy_device *phy,
+ int duplex)
+{
+ return -ENOSYS;
+}
#endif
--
1.7.9.5
next prev parent reply other threads:[~2015-03-26 16:38 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 15:56 [PATCH 0/6] mvneta: SGMII-based in-band link status signaling Stas Sergeev
2015-03-26 15:58 ` [PATCH 1/6] restructure of_phy_register_fixed_link() for further modifications Stas Sergeev
2015-03-26 16:00 ` [PATCH 2/6] pass phy_device instead of net_device to fixed_phy link_update() function Stas Sergeev
2015-03-26 16:01 ` [PATCH 3/6] fixed_phy: add fixed_phy_unregister() Stas Sergeev
2015-03-26 16:02 ` Stas Sergeev [this message]
2015-03-26 16:03 ` [PATCH 5/6] mvneta: implement SGMII-based in-band link status signaling Stas Sergeev
2015-03-26 16:04 ` [PATCH 6/6] mvneta: port marvell's official in-band status enabling procedure Stas Sergeev
2015-03-26 22:49 ` [PATCH 2/6] pass phy_device instead of net_device to fixed_phy link_update() function David Miller
2015-03-26 22:55 ` Stas Sergeev
2015-03-26 22:59 ` Thomas Petazzoni
2015-03-26 19:01 ` [PATCH 1/6] restructure of_phy_register_fixed_link() for further modifications Sergei Shtylyov
2015-03-26 20:26 ` Stas Sergeev
2015-03-26 17:13 ` [PATCH 0/6] mvneta: SGMII-based in-band link status signaling Florian Fainelli
2015-03-26 17:23 ` Stas Sergeev
2015-03-26 17:29 ` Florian Fainelli
2015-03-26 17:34 ` Stas Sergeev
-- strict thread matches above, loose matches on Subject: below --
2015-03-27 13:28 [PATCH 0/6] mvneta: SGMII-based in-band link state signaling Stas Sergeev
2015-03-27 13:37 ` [PATCH 4/6] of: add API for changing parameters of fixed link Stas Sergeev
[not found] ` <55155D35.1070703-cmBhpYW9OiY@public.gmane.org>
2015-03-27 15:41 ` Florian Fainelli
2015-03-27 16:07 ` Stas Sergeev
2015-03-27 16:21 ` Florian Fainelli
[not found] ` <CAGVrzcaLfQcTAx8OR=sE=7FLrp0gGvfX8_YfxK_CU+x26JHymw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-03-27 16:39 ` Stas Sergeev
2015-03-27 17:15 ` Florian Fainelli
2015-03-27 17:31 ` Stas Sergeev
2015-03-30 14:39 ` Stas Sergeev
2015-03-30 16:06 ` Florian Fainelli
2015-03-30 17:04 ` Stas Sergeev
2015-03-31 17:11 ` Stas Sergeev
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