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net: dsa: Allow the DSA driver to indicate the tag protocol

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DSA drivers may drive different families of switches which need
different tag protocol. Rather than hard code the tag protocol in the
driver structure, have a callback for the DSA core to call.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn
2016-08-22 16:01:01 +02:00
committed by David S. Miller
parent 1ae292a245
commit 7b314362a2
7 changed files with 34 additions and 8 deletions
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7
drivers/net/dsa/mv88e6xxx/chip.c
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@@ -3924,6 +3924,11 @@ static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
return 0;
}
static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds)
{
return DSA_TAG_PROTO_EDSA;
}
static const char *mv88e6xxx_drv_probe(struct device *dsa_dev,
struct device *host_dev, int sw_addr,
void **priv)
@@ -3967,8 +3972,8 @@ free:
}
static struct dsa_switch_driver mv88e6xxx_switch_driver = {
.tag_protocol = DSA_TAG_PROTO_EDSA,
.probe = mv88e6xxx_drv_probe,
.get_tag_protocol = mv88e6xxx_get_tag_protocol,
.setup = mv88e6xxx_setup,
.set_addr = mv88e6xxx_set_addr,
.adjust_link = mv88e6xxx_adjust_link,