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path: root/drivers/net/dsa/mv88e6171.c
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Diffstat (limited to 'drivers/net/dsa/mv88e6171.c')
-rw-r--r--drivers/net/dsa/mv88e6171.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index 78d8e876f3aa..aa33d16f2e22 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -1,4 +1,4 @@
-/* net/dsa/mv88e6171.c - Marvell 88e6171 switch chip support
+/* net/dsa/mv88e6171.c - Marvell 88e6171/8826172 switch chip support
* Copyright (c) 2008-2009 Marvell Semiconductor
* Copyright (c) 2014 Claudio Leite <leitec@staticky.com>
*
@@ -29,6 +29,8 @@ static char *mv88e6171_probe(struct device *host_dev, int sw_addr)
if (ret >= 0) {
if ((ret & 0xfff0) == 0x1710)
return "Marvell 88E6171";
+ if ((ret & 0xfff0) == 0x1720)
+ return "Marvell 88E6172";
}
return NULL;
@@ -314,6 +316,8 @@ static int mv88e6171_setup(struct dsa_switch *ds)
return ret;
}
+ mutex_init(&ps->phy_mutex);
+
return 0;
}
@@ -327,18 +331,28 @@ static int mv88e6171_port_to_phy_addr(int port)
static int
mv88e6171_phy_read(struct dsa_switch *ds, int port, int regnum)
{
+ struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int addr = mv88e6171_port_to_phy_addr(port);
+ int ret;
- return mv88e6xxx_phy_read(ds, addr, regnum);
+ mutex_lock(&ps->phy_mutex);
+ ret = mv88e6xxx_phy_read(ds, addr, regnum);
+ mutex_unlock(&ps->phy_mutex);
+ return ret;
}
static int
mv88e6171_phy_write(struct dsa_switch *ds,
int port, int regnum, u16 val)
{
+ struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int addr = mv88e6171_port_to_phy_addr(port);
+ int ret;
- return mv88e6xxx_phy_write(ds, addr, regnum, val);
+ mutex_lock(&ps->phy_mutex);
+ ret = mv88e6xxx_phy_write(ds, addr, regnum, val);
+ mutex_unlock(&ps->phy_mutex);
+ return ret;
}
static struct mv88e6xxx_hw_stat mv88e6171_hw_stats[] = {
@@ -406,6 +420,12 @@ struct dsa_switch_driver mv88e6171_switch_driver = {
.get_strings = mv88e6171_get_strings,
.get_ethtool_stats = mv88e6171_get_ethtool_stats,
.get_sset_count = mv88e6171_get_sset_count,
+#ifdef CONFIG_NET_DSA_HWMON
+ .get_temp = mv88e6xxx_get_temp,
+#endif
+ .get_regs_len = mv88e6xxx_get_regs_len,
+ .get_regs = mv88e6xxx_get_regs,
};
MODULE_ALIAS("platform:mv88e6171");
+MODULE_ALIAS("platform:mv88e6172");