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net: dsa: mv88e6xxx: Add stats_get_stats to ops structure
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Different families have different sets of statistics. Abstract this
using a stats_get_stats op. The mv88e6390 needs a different
implementation, which will be added later.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Andrew Lunn authored and David S. Miller committed Nov 22, 2016
1 parent dfafe44 commit 052f947
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Showing 2 changed files with 57 additions and 28 deletions.
83 changes: 55 additions & 28 deletions drivers/net/dsa/mv88e6xxx/chip.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -899,25 +899,6 @@ static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
{ "out_management", 4, 0x1f, STATS_TYPE_BANK1, },
};

static bool mv88e6xxx_has_stat(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_hw_stat *stat)
{
switch (stat->type) {
case STATS_TYPE_BANK0:
return true;
case STATS_TYPE_BANK1:
return mv88e6xxx_6320_family(chip);
case STATS_TYPE_PORT:
return mv88e6xxx_6095_family(chip) ||
mv88e6xxx_6185_family(chip) ||
mv88e6xxx_6097_family(chip) ||
mv88e6xxx_6165_family(chip) ||
mv88e6xxx_6351_family(chip) ||
mv88e6xxx_6352_family(chip);
}
return false;
}

static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
struct mv88e6xxx_hw_stat *s,
int port)
Expand Down Expand Up @@ -1030,13 +1011,47 @@ static int mv88e6xxx_get_sset_count(struct dsa_switch *ds)
return 0;
}

static void mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
uint64_t *data, int types)
{
struct mv88e6xxx_hw_stat *stat;
int i, j;

for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
stat = &mv88e6xxx_hw_stats[i];
if (stat->type & types) {
data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port);
j++;
}
}
}

static void mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
uint64_t *data)
{
return mv88e6xxx_stats_get_stats(chip, port, data,
STATS_TYPE_BANK0 | STATS_TYPE_PORT);
}

static void mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
uint64_t *data)
{
return mv88e6xxx_stats_get_stats(chip, port, data,
STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
}

static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
uint64_t *data)
{
if (chip->info->ops->stats_get_stats)
chip->info->ops->stats_get_stats(chip, port, data);
}

static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
uint64_t *data)
{
struct mv88e6xxx_chip *chip = ds->priv;
struct mv88e6xxx_hw_stat *stat;
int ret;
int i, j;

mutex_lock(&chip->reg_lock);

Expand All @@ -1045,13 +1060,8 @@ static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
mutex_unlock(&chip->reg_lock);
return;
}
for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
stat = &mv88e6xxx_hw_stats[i];
if (mv88e6xxx_has_stat(chip, stat)) {
data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port);
j++;
}
}

mv88e6xxx_get_stats(chip, port, data);

mutex_unlock(&chip->reg_lock);
}
Expand Down Expand Up @@ -3216,6 +3226,7 @@ static const struct mv88e6xxx_ops mv88e6085_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6095_ops = {
Expand All @@ -3229,6 +3240,7 @@ static const struct mv88e6xxx_ops mv88e6095_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6123_ops = {
Expand All @@ -3242,6 +3254,7 @@ static const struct mv88e6xxx_ops mv88e6123_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6131_ops = {
Expand All @@ -3255,6 +3268,7 @@ static const struct mv88e6xxx_ops mv88e6131_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6161_ops = {
Expand All @@ -3268,6 +3282,7 @@ static const struct mv88e6xxx_ops mv88e6161_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6165_ops = {
Expand All @@ -3281,6 +3296,7 @@ static const struct mv88e6xxx_ops mv88e6165_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6171_ops = {
Expand All @@ -3295,6 +3311,7 @@ static const struct mv88e6xxx_ops mv88e6171_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6172_ops = {
Expand All @@ -3311,6 +3328,7 @@ static const struct mv88e6xxx_ops mv88e6172_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6175_ops = {
Expand All @@ -3325,6 +3343,7 @@ static const struct mv88e6xxx_ops mv88e6175_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6176_ops = {
Expand All @@ -3341,6 +3360,7 @@ static const struct mv88e6xxx_ops mv88e6176_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6185_ops = {
Expand All @@ -3354,6 +3374,7 @@ static const struct mv88e6xxx_ops mv88e6185_ops = {
.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6190_ops = {
Expand Down Expand Up @@ -3415,6 +3436,7 @@ static const struct mv88e6xxx_ops mv88e6240_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6290_ops = {
Expand Down Expand Up @@ -3445,6 +3467,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6320_stats_get_sset_count,
.stats_get_strings = mv88e6320_stats_get_strings,
.stats_get_stats = mv88e6320_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6321_ops = {
Expand All @@ -3460,6 +3483,7 @@ static const struct mv88e6xxx_ops mv88e6321_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6320_stats_get_sset_count,
.stats_get_strings = mv88e6320_stats_get_strings,
.stats_get_stats = mv88e6320_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6350_ops = {
Expand All @@ -3474,6 +3498,7 @@ static const struct mv88e6xxx_ops mv88e6350_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6351_ops = {
Expand All @@ -3488,6 +3513,7 @@ static const struct mv88e6xxx_ops mv88e6351_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6352_ops = {
Expand All @@ -3504,6 +3530,7 @@ static const struct mv88e6xxx_ops mv88e6352_ops = {
.stats_snapshot = mv88e6320_g1_stats_snapshot,
.stats_get_sset_count = mv88e6095_stats_get_sset_count,
.stats_get_strings = mv88e6095_stats_get_strings,
.stats_get_stats = mv88e6095_stats_get_stats,
};

static const struct mv88e6xxx_ops mv88e6390_ops = {
Expand Down
2 changes: 2 additions & 0 deletions drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -810,6 +810,8 @@ struct mv88e6xxx_ops {
/* Return the number of strings describing statistics */
int (*stats_get_sset_count)(struct mv88e6xxx_chip *chip);
void (*stats_get_strings)(struct mv88e6xxx_chip *chip, uint8_t *data);
void (*stats_get_stats)(struct mv88e6xxx_chip *chip, int port,
uint64_t *data);
};

#define STATS_TYPE_PORT BIT(0)
Expand Down

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