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net: dsa: mv88e6xxx: move VTU SID accessors 

Add helpers to access the VTU SID register in the global1_vtu.c file.

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 14:05:15 -04:00 коммит произвёл David S. Miller
Родитель 8ee51f6b4f
Коммит d2ca1ea18d
3 изменённых файлов: 37 добавлений и 13 удалений
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21
drivers/net/dsa/mv88e6xxx/chip.c
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@ -1387,11 +1387,9 @@ static int _mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
}
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_STU)) {
err = mv88e6xxx_g1_read(chip, GLOBAL_VTU_SID, &val);
err = mv88e6xxx_g1_vtu_sid_read(chip, &next);
if (err)
return err;
next.sid = val & GLOBAL_VTU_SID_MASK;
}
}
@ -1482,8 +1480,7 @@ static int _mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
return err;
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_STU)) {
reg = entry->sid & GLOBAL_VTU_SID_MASK;
err = mv88e6xxx_g1_write(chip, GLOBAL_VTU_SID, reg);
err = mv88e6xxx_g1_vtu_sid_write(chip, entry);
if (err)
return err;
}
@ -1513,7 +1510,9 @@ loadpurge:
static int _mv88e6xxx_stu_getnext(struct mv88e6xxx_chip *chip, u8 sid,
struct mv88e6xxx_vtu_entry *entry)
{
struct mv88e6xxx_vtu_entry next = { 0 };
struct mv88e6xxx_vtu_entry next = {
.sid = sid,
};
u16 val;
int err;
@ -1521,8 +1520,7 @@ static int _mv88e6xxx_stu_getnext(struct mv88e6xxx_chip *chip, u8 sid,
if (err)
return err;
err = mv88e6xxx_g1_write(chip, GLOBAL_VTU_SID,
sid & GLOBAL_VTU_SID_MASK);
err = mv88e6xxx_g1_vtu_sid_write(chip, &next);
if (err)
return err;
@ -1530,12 +1528,10 @@ static int _mv88e6xxx_stu_getnext(struct mv88e6xxx_chip *chip, u8 sid,
if (err)
return err;
err = mv88e6xxx_g1_read(chip, GLOBAL_VTU_SID, &val);
err = mv88e6xxx_g1_vtu_sid_read(chip, &next);
if (err)
return err;
next.sid = val & GLOBAL_VTU_SID_MASK;
err = mv88e6xxx_g1_read(chip, GLOBAL_VTU_VID, &val);
if (err)
return err;
@ -1576,8 +1572,7 @@ loadpurge:
if (err)
return err;
reg = entry->sid & GLOBAL_VTU_SID_MASK;
err = mv88e6xxx_g1_write(chip, GLOBAL_VTU_SID, reg);
err = mv88e6xxx_g1_vtu_sid_write(chip, entry);
if (err)
return err;

4
drivers/net/dsa/mv88e6xxx/global1.h
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@ -54,6 +54,10 @@ int mv88e6xxx_g1_vtu_fid_read(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6xxx_g1_vtu_fid_write(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6xxx_g1_vtu_sid_read(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6xxx_g1_vtu_sid_write(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry);
int mv88e6xxx_g1_vtu_op_wait(struct mv88e6xxx_chip *chip);
int mv88e6xxx_g1_vtu_op(struct mv88e6xxx_chip *chip, u16 op);
int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip);

25
drivers/net/dsa/mv88e6xxx/global1_vtu.c
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@ -39,6 +39,31 @@ int mv88e6xxx_g1_vtu_fid_write(struct mv88e6xxx_chip *chip,
return mv88e6xxx_g1_write(chip, GLOBAL_VTU_FID, val);
}
/* Offset 0x03: VTU SID Register */
int mv88e6xxx_g1_vtu_sid_read(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
u16 val;
int err;
err = mv88e6xxx_g1_read(chip, GLOBAL_VTU_SID, &val);
if (err)
return err;
entry->sid = val & GLOBAL_VTU_SID_MASK;
return 0;
}
int mv88e6xxx_g1_vtu_sid_write(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_vtu_entry *entry)
{
u16 val = entry->sid & GLOBAL_VTU_SID_MASK;
return mv88e6xxx_g1_write(chip, GLOBAL_VTU_SID, val);
}
/* Offset 0x05: VTU Operation Register */
int mv88e6xxx_g1_vtu_op_wait(struct mv88e6xxx_chip *chip)