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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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5
include/net/dsa.h
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@ -239,14 +239,15 @@ struct switchdev_obj_port_vlan;
struct dsa_switch_driver {
struct list_head list;
enum dsa_tag_protocol tag_protocol;
/*
* Probing and setup.
*/
const char *(*probe)(struct device *dsa_dev,
struct device *host_dev, int sw_addr,
void **priv);
enum dsa_tag_protocol (*get_tag_protocol)(struct dsa_switch *ds);
int (*setup)(struct dsa_switch *ds);
int (*set_addr)(struct dsa_switch *ds, u8 *addr);
u32 (*get_phy_flags)(struct dsa_switch *ds, int port);