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| author |   Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2016-05-10 15:44:28 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-05-11 19:34:23 -0400 |
| commit | 15d7d7d435cfe1faa1abf62459d6269bb734cfe7 (patch) | |
| tree | 1b85e16c71241eddbb0caff60d623f137a382c4d /drivers/net/dsa/mv88e6xxx.c | |
| parent | Merge branch 'vrf-pktinfo' (diff) | |
| download | linux-dev-15d7d7d435cfe1faa1abf62459d6269bb734cfe7.tar.xz linux-dev-15d7d7d435cfe1faa1abf62459d6269bb734cfe7.zip | |
net: dsa: mv88e6xxx: abstract VTU/STU data access
Both VTU and STU operations use the same routine to access their
(common) data registers, with a different offset.
Add VTU and STU specific read and write functions to the data registers
to abstract the required offset.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 1e5ca8e0f48e..92be27d5db3a 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1498,6 +1498,18 @@ static int _mv88e6xxx_vtu_stu_data_read(struct mv88e6xxx_priv_state *ps, return 0; } +static int mv88e6xxx_vtu_data_read(struct mv88e6xxx_priv_state *ps, + struct mv88e6xxx_vtu_stu_entry *entry) +{ + return _mv88e6xxx_vtu_stu_data_read(ps, entry, 0); +} + +static int mv88e6xxx_stu_data_read(struct mv88e6xxx_priv_state *ps, + struct mv88e6xxx_vtu_stu_entry *entry) +{ + return _mv88e6xxx_vtu_stu_data_read(ps, entry, 2); +} + static int _mv88e6xxx_vtu_stu_data_write(struct mv88e6xxx_priv_state *ps, struct mv88e6xxx_vtu_stu_entry *entry, unsigned int nibble_offset) @@ -1523,6 +1535,18 @@ static int _mv88e6xxx_vtu_stu_data_write(struct mv88e6xxx_priv_state *ps, return 0; } +static int mv88e6xxx_vtu_data_write(struct mv88e6xxx_priv_state *ps, + struct mv88e6xxx_vtu_stu_entry *entry) +{ + return _mv88e6xxx_vtu_stu_data_write(ps, entry, 0); +} + +static int mv88e6xxx_stu_data_write(struct mv88e6xxx_priv_state *ps, + struct mv88e6xxx_vtu_stu_entry *entry) +{ + return _mv88e6xxx_vtu_stu_data_write(ps, entry, 2); +} + static int _mv88e6xxx_vtu_vid_write(struct mv88e6xxx_priv_state *ps, u16 vid) { return _mv88e6xxx_reg_write(ps, REG_GLOBAL, GLOBAL_VTU_VID, @@ -1551,7 +1575,7 @@ static int _mv88e6xxx_vtu_getnext(struct mv88e6xxx_priv_state *ps, next.valid = !!(ret & GLOBAL_VTU_VID_VALID); if (next.valid) { - ret = _mv88e6xxx_vtu_stu_data_read(ps, &next, 0); + ret = mv88e6xxx_vtu_data_read(ps, &next); if (ret < 0) return ret; @@ -1658,7 +1682,7 @@ static int _mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_priv_state *ps, goto loadpurge; /* Write port member tags */ - ret = _mv88e6xxx_vtu_stu_data_write(ps, entry, 0); + ret = mv88e6xxx_vtu_data_write(ps, entry); if (ret < 0) return ret; @@ -1724,7 +1748,7 @@ static int _mv88e6xxx_stu_getnext(struct mv88e6xxx_priv_state *ps, u8 sid, next.valid = !!(ret & GLOBAL_VTU_VID_VALID); if (next.valid) { - ret = _mv88e6xxx_vtu_stu_data_read(ps, &next, 2); + ret = mv88e6xxx_stu_data_read(ps, &next); if (ret < 0) return ret; } @@ -1747,7 +1771,7 @@ static int _mv88e6xxx_stu_loadpurge(struct mv88e6xxx_priv_state *ps, goto loadpurge; /* Write port states */ - ret = _mv88e6xxx_vtu_stu_data_write(ps, entry, 2); + ret = mv88e6xxx_stu_data_write(ps, entry); if (ret < 0) return ret; |