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net: dsa: Add dsa_is_dsa_port() helper

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Add an inline helper for determining is a port is a DSA port.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2015-08-17 23:52:51 +02:00 • committed by David S. Miller
parent 1e72e6f885
commit 60045cbfc0
2 changed files with 7 additions and 3 deletions
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5
include/net/dsa.h
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@ -171,6 +171,11 @@ static inline bool dsa_is_cpu_port(struct dsa_switch *ds, int p)
return !!(ds->index == ds->dst->cpu_switch && p == ds->dst->cpu_port);
}
static inline bool dsa_is_dsa_port(struct dsa_switch *ds, int p)
{
return !!((ds->dsa_port_mask) & (1 << p));
}
static inline bool dsa_is_port_initialized(struct dsa_switch *ds, int p)
{
return ds->phys_port_mask & (1 << p) && ds->ports[p];