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net: dsa: mv88e6xxx: add VTU Load/Purge operation

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Add a new vtu_loadpurge operation to the chip info structure to differ
the various implementations of the VTU accesses.

Now that the STU handling is abstracted behind VTU operations, kill the
obsolete MV88E6XXX_FLAG_STU flag.

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>
This commit is contained in:
Vivien Didelot 2017-05-01 14:05:23 -04:00 committed by David S. Miller
parent f1394b78a6
commit 0ad5daf6ba
4 changed files with 103 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

80
drivers/net/dsa/mv88e6xxx/chip.c
View File

@ -1255,6 +1255,15 @@ static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
return chip->info->ops->vtu_getnext(chip, entry);
}
static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
if (!chip->info->ops->vtu_loadpurge)
return -EOPNOTSUPP;
return chip->info->ops->vtu_loadpurge(chip, entry);
}
static int mv88e6xxx_port_vlan_dump(struct dsa_switch *ds, int port,
struct switchdev_obj_port_vlan *vlan,
int (*cb)(struct switchdev_obj *obj))
@ -1308,53 +1317,6 @@ unlock:
return err;
}
static int _mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
u16 op = GLOBAL_VTU_OP_VTU_LOAD_PURGE;
int err;
err = mv88e6xxx_g1_vtu_op_wait(chip);
if (err)
return err;
err = mv88e6xxx_g1_vtu_vid_write(chip, entry);
if (err)
return err;
if (!entry->valid)
goto loadpurge;
/* Write port member tags */
err = mv88e6185_g1_vtu_data_write(chip, entry);
if (err)
return err;
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_STU)) {
err = mv88e6xxx_g1_vtu_sid_write(chip, entry);
if (err)
return err;
err = mv88e6xxx_g1_vtu_op(chip, GLOBAL_VTU_OP_STU_LOAD_PURGE);
if (err)
return err;
}
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G1_VTU_FID)) {
err = mv88e6xxx_g1_vtu_fid_write(chip, entry);
if (err)
return err;
} else if (mv88e6xxx_num_databases(chip) == 256) {
/* VTU DBNum[7:4] are located in VTU Operation 11:8, and
* VTU DBNum[3:0] are located in VTU Operation 3:0
*/
op |= (entry->fid & 0xf0) << 8;
op |= entry->fid & 0xf;
}
loadpurge:
return mv88e6xxx_g1_vtu_op(chip, op);
}
static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
{
DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
@ -1565,7 +1527,7 @@ static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
GLOBAL_VTU_DATA_MEMBER_TAG_UNTAGGED :
GLOBAL_VTU_DATA_MEMBER_TAG_TAGGED;
return _mv88e6xxx_vtu_loadpurge(chip, &vlan);
return mv88e6xxx_vtu_loadpurge(chip, &vlan);
}
static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
@ -1624,7 +1586,7 @@ static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip,
}
}
err = _mv88e6xxx_vtu_loadpurge(chip, &vlan);
err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
if (err)
return err;
@ -2669,6 +2631,7 @@ static const struct mv88e6xxx_ops mv88e6085_ops = {
.ppu_disable = mv88e6185_g1_ppu_disable,
.reset = mv88e6185_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6095_ops = {
@ -2691,6 +2654,7 @@ static const struct mv88e6xxx_ops mv88e6095_ops = {
.ppu_disable = mv88e6185_g1_ppu_disable,
.reset = mv88e6185_g1_reset,
.vtu_getnext = mv88e6185_g1_vtu_getnext,
.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6097_ops = {
@ -2720,6 +2684,7 @@ static const struct mv88e6xxx_ops mv88e6097_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6123_ops = {
@ -2744,6 +2709,7 @@ static const struct mv88e6xxx_ops mv88e6123_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6131_ops = {
@ -2774,6 +2740,7 @@ static const struct mv88e6xxx_ops mv88e6131_ops = {
.ppu_disable = mv88e6185_g1_ppu_disable,
.reset = mv88e6185_g1_reset,
.vtu_getnext = mv88e6185_g1_vtu_getnext,
.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6141_ops = {
@ -2806,6 +2773,7 @@ static const struct mv88e6xxx_ops mv88e6141_ops = {
.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6161_ops = {
@ -2835,6 +2803,7 @@ static const struct mv88e6xxx_ops mv88e6161_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6165_ops = {
@ -2857,6 +2826,7 @@ static const struct mv88e6xxx_ops mv88e6165_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6171_ops = {
@ -2887,6 +2857,7 @@ static const struct mv88e6xxx_ops mv88e6171_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6172_ops = {
@ -2919,6 +2890,7 @@ static const struct mv88e6xxx_ops mv88e6172_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6175_ops = {
@ -2949,6 +2921,7 @@ static const struct mv88e6xxx_ops mv88e6175_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6176_ops = {
@ -2981,6 +2954,7 @@ static const struct mv88e6xxx_ops mv88e6176_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6185_ops = {
@ -3007,6 +2981,7 @@ static const struct mv88e6xxx_ops mv88e6185_ops = {
.ppu_disable = mv88e6185_g1_ppu_disable,
.reset = mv88e6185_g1_reset,
.vtu_getnext = mv88e6185_g1_vtu_getnext,
.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6190_ops = {
@ -3129,6 +3104,7 @@ static const struct mv88e6xxx_ops mv88e6240_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6290_ops = {
@ -3190,6 +3166,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6185_g1_vtu_getnext,
.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6321_ops = {
@ -3219,6 +3196,7 @@ static const struct mv88e6xxx_ops mv88e6321_ops = {
.g1_set_egress_port = mv88e6095_g1_set_egress_port,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6185_g1_vtu_getnext,
.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6341_ops = {
@ -3251,6 +3229,7 @@ static const struct mv88e6xxx_ops mv88e6341_ops = {
.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6350_ops = {
@ -3281,6 +3260,7 @@ static const struct mv88e6xxx_ops mv88e6350_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6351_ops = {
@ -3311,6 +3291,7 @@ static const struct mv88e6xxx_ops mv88e6351_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6352_ops = {
@ -3343,6 +3324,7 @@ static const struct mv88e6xxx_ops mv88e6352_ops = {
.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
.reset = mv88e6352_g1_reset,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
};
static const struct mv88e6xxx_ops mv88e6390_ops = {

4
drivers/net/dsa/mv88e6xxx/global1.h
View File

@ -76,8 +76,12 @@ int mv88e6xxx_g1_vtu_stu_get(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *vtu);
int mv88e6185_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6352_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip);
#endif /* _MV88E6XXX_GLOBAL1_H */

66
drivers/net/dsa/mv88e6xxx/global1_vtu.c
View File

@ -302,6 +302,72 @@ int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
return 0;
}
int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
u16 op = GLOBAL_VTU_OP_VTU_LOAD_PURGE;
int err;
err = mv88e6xxx_g1_vtu_op_wait(chip);
if (err)
return err;
err = mv88e6xxx_g1_vtu_vid_write(chip, entry);
if (err)
return err;
if (entry->valid) {
err = mv88e6185_g1_vtu_data_write(chip, entry);
if (err)
return err;
/* VTU DBNum[3:0] are located in VTU Operation 3:0
* VTU DBNum[7:4] are located in VTU Operation 11:8
*/
op |= entry->fid & 0x000f;
op |= (entry->fid & 0x00f0) << 8;
}
return mv88e6xxx_g1_vtu_op(chip, op);
}
int mv88e6352_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
int err;
err = mv88e6xxx_g1_vtu_op_wait(chip);
if (err)
return err;
err = mv88e6xxx_g1_vtu_vid_write(chip, entry);
if (err)
return err;
if (entry->valid) {
/* Write MemberTag and PortState data */
err = mv88e6185_g1_vtu_data_write(chip, entry);
if (err)
return err;
err = mv88e6xxx_g1_vtu_sid_write(chip, entry);
if (err)
return err;
/* Load STU entry */
err = mv88e6xxx_g1_vtu_op(chip, GLOBAL_VTU_OP_STU_LOAD_PURGE);
if (err)
return err;
err = mv88e6xxx_g1_vtu_fid_write(chip, entry);
if (err)
return err;
}
/* Load/Purge VTU entry */
return mv88e6xxx_g1_vtu_op(chip, GLOBAL_VTU_OP_VTU_LOAD_PURGE);
}
int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip)
{
int err;

10
drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
View File

@ -566,8 +566,6 @@ enum mv88e6xxx_cap {
#define MV88E6XXX_FLAG_G2_IRL_DATA BIT_ULL(MV88E6XXX_CAP_G2_IRL_DATA)
#define MV88E6XXX_FLAG_G2_POT BIT_ULL(MV88E6XXX_CAP_G2_POT)
#define MV88E6XXX_FLAG_STU BIT_ULL(MV88E6XXX_CAP_STU)
/* Ingress Rate Limit unit */
#define MV88E6XXX_FLAGS_IRL \
(MV88E6XXX_FLAG_G2_IRL_CMD | \
@ -595,7 +593,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP)
@ -606,7 +603,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP)
@ -631,7 +627,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_GLOBAL2 | \
MV88E6XXX_FLAG_G2_INT | \
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP | \
MV88E6XXX_FLAGS_SERDES)
@ -643,7 +638,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP)
@ -655,7 +649,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP | \
MV88E6XXX_FLAGS_SERDES)
@ -664,7 +657,6 @@ enum mv88e6xxx_cap {
(MV88E6XXX_FLAG_EEE | \
MV88E6XXX_FLAG_GLOBAL2 | \
MV88E6XXX_FLAG_G2_INT | \
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP)
@ -894,6 +886,8 @@ struct mv88e6xxx_ops {
/* VLAN Translation Unit operations */
int (*vtu_getnext)(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int (*vtu_loadpurge)(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
};
struct mv88e6xxx_irq_ops {