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Date: Thu, 14 Apr 2016 01:59:57 +0200
From: Andrew Lunn <andrew@...n.ch>
To: David Miller <davem@...emloft.net>
Cc: Florian Fainelli <f.fainelli@...il.com>,
netdev <netdev@...r.kernel.org>,
Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
Andrew Lunn <andrew@...n.ch>
Subject: [PATCH net-next 7/8] dsa: mv88e6xxx: Use the name table to determine number of ports
Extend the ID to name table to also include the number of ports.
Saves a few switch statements and it is likely other entries will be
added to the table later.
Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
drivers/net/dsa/mv88e6123.c | 30 +++++++++---------------------
drivers/net/dsa/mv88e6131.c | 25 +++++--------------------
drivers/net/dsa/mv88e6171.c | 10 ++++------
drivers/net/dsa/mv88e6352.c | 26 ++++++++++++--------------
drivers/net/dsa/mv88e6xxx.c | 35 +++++++++++++++++++++--------------
drivers/net/dsa/mv88e6xxx.h | 1 +
6 files changed, 52 insertions(+), 75 deletions(-)
diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index b4dd7ef039da..ac2e6609367d 100644
--- a/drivers/net/dsa/mv88e6123.c
+++ b/drivers/net/dsa/mv88e6123.c
@@ -20,15 +20,15 @@
#include "mv88e6xxx.h"
static const struct mv88e6xxx_switch_id mv88e6123_table[] = {
- { PORT_SWITCH_ID_6123, "Marvell 88E6123" },
- { PORT_SWITCH_ID_6123_A1, "Marvell 88E6123 (A1)" },
- { PORT_SWITCH_ID_6123_A2, "Marvell 88E6123 (A2)" },
- { PORT_SWITCH_ID_6161, "Marvell 88E6161" },
- { PORT_SWITCH_ID_6161_A1, "Marvell 88E6161 (A1)" },
- { PORT_SWITCH_ID_6161_A2, "Marvell 88E6161 (A2)" },
- { PORT_SWITCH_ID_6165, "Marvell 88E6165" },
- { PORT_SWITCH_ID_6165_A1, "Marvell 88E6165 (A1)" },
- { PORT_SWITCH_ID_6165_A2, "Marvell 88e6165 (A2)" },
+ { PORT_SWITCH_ID_6123, "Marvell 88E6123", 3 },
+ { PORT_SWITCH_ID_6123_A1, "Marvell 88E6123 (A1)", 3 },
+ { PORT_SWITCH_ID_6123_A2, "Marvell 88E6123 (A2)", 3 },
+ { PORT_SWITCH_ID_6161, "Marvell 88E6161", 6 },
+ { PORT_SWITCH_ID_6161_A1, "Marvell 88E6161 (A1)", 6 },
+ { PORT_SWITCH_ID_6161_A2, "Marvell 88E6161 (A2)", 6 },
+ { PORT_SWITCH_ID_6165, "Marvell 88E6165", 6 },
+ { PORT_SWITCH_ID_6165_A1, "Marvell 88E6165 (A1)", 6 },
+ { PORT_SWITCH_ID_6165_A2, "Marvell 88e6165 (A2)", 6 },
};
static char *mv88e6123_drv_probe(struct device *dsa_dev,
@@ -88,18 +88,6 @@ static int mv88e6123_setup(struct dsa_switch *ds)
if (ret < 0)
return ret;
- switch (ps->id) {
- case PORT_SWITCH_ID_6123:
- ps->num_ports = 3;
- break;
- case PORT_SWITCH_ID_6161:
- case PORT_SWITCH_ID_6165:
- ps->num_ports = 6;
- break;
- default:
- return -ENODEV;
- }
-
ret = mv88e6xxx_switch_reset(ps, false);
if (ret < 0)
return ret;
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index 1659d4dc93c0..969f67c77835 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -20,11 +20,11 @@
#include "mv88e6xxx.h"
static const struct mv88e6xxx_switch_id mv88e6131_table[] = {
- { PORT_SWITCH_ID_6085, "Marvell 88E6085" },
- { PORT_SWITCH_ID_6095, "Marvell 88E6095/88E6095F" },
- { PORT_SWITCH_ID_6131, "Marvell 88E6131" },
- { PORT_SWITCH_ID_6131_B2, "Marvell 88E6131 (B2)" },
- { PORT_SWITCH_ID_6185, "Marvell 88E6185" },
+ { PORT_SWITCH_ID_6085, "Marvell 88E6085", 10 },
+ { PORT_SWITCH_ID_6095, "Marvell 88E6095/88E6095F", 11 },
+ { PORT_SWITCH_ID_6131, "Marvell 88E6131", 8 },
+ { PORT_SWITCH_ID_6131_B2, "Marvell 88E6131 (B2)", 8 },
+ { PORT_SWITCH_ID_6185, "Marvell 88E6185", 10 },
};
static char *mv88e6131_drv_probe(struct device *dsa_dev,
@@ -112,21 +112,6 @@ static int mv88e6131_setup(struct dsa_switch *ds)
mv88e6xxx_ppu_state_init(ps);
- switch (ps->id) {
- case PORT_SWITCH_ID_6085:
- case PORT_SWITCH_ID_6185:
- ps->num_ports = 10;
- break;
- case PORT_SWITCH_ID_6095:
- ps->num_ports = 11;
- break;
- case PORT_SWITCH_ID_6131:
- case PORT_SWITCH_ID_6131_B2:
- ps->num_ports = 8;
- break;
- default:
- return -ENODEV;
- }
ret = mv88e6xxx_switch_reset(ps, false);
if (ret < 0)
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index 0b934b3008ca..8044927590a4 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -20,10 +20,10 @@
#include "mv88e6xxx.h"
static const struct mv88e6xxx_switch_id mv88e6171_table[] = {
- { PORT_SWITCH_ID_6171, "Marvell 88E6171" },
- { PORT_SWITCH_ID_6175, "Marvell 88E6175" },
- { PORT_SWITCH_ID_6350, "Marvell 88E6350" },
- { PORT_SWITCH_ID_6351, "Marvell 88E6351" },
+ { PORT_SWITCH_ID_6171, "Marvell 88E6171", 7 },
+ { PORT_SWITCH_ID_6175, "Marvell 88E6175", 7 },
+ { PORT_SWITCH_ID_6350, "Marvell 88E6350", 7 },
+ { PORT_SWITCH_ID_6351, "Marvell 88E6351", 7 },
};
static char *mv88e6171_drv_probe(struct device *dsa_dev,
@@ -85,8 +85,6 @@ static int mv88e6171_setup(struct dsa_switch *ds)
if (ret < 0)
return ret;
- ps->num_ports = 7;
-
ret = mv88e6xxx_switch_reset(ps, true);
if (ret < 0)
return ret;
diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c
index b745a1f36a1f..e5541cd66e86 100644
--- a/drivers/net/dsa/mv88e6352.c
+++ b/drivers/net/dsa/mv88e6352.c
@@ -24,18 +24,18 @@
#include "mv88e6xxx.h"
static const struct mv88e6xxx_switch_id mv88e6352_table[] = {
- { PORT_SWITCH_ID_6172, "Marvell 88E6172" },
- { PORT_SWITCH_ID_6176, "Marvell 88E6176" },
- { PORT_SWITCH_ID_6240, "Marvell 88E6240" },
- { PORT_SWITCH_ID_6320, "Marvell 88E6320" },
- { PORT_SWITCH_ID_6320_A1, "Marvell 88E6320 (A1)" },
- { PORT_SWITCH_ID_6320_A2, "Marvell 88e6320 (A2)" },
- { PORT_SWITCH_ID_6321, "Marvell 88E6321" },
- { PORT_SWITCH_ID_6321_A1, "Marvell 88E6321 (A1)" },
- { PORT_SWITCH_ID_6321_A2, "Marvell 88e6321 (A2)" },
- { PORT_SWITCH_ID_6352, "Marvell 88E6352" },
- { PORT_SWITCH_ID_6352_A0, "Marvell 88E6352 (A0)" },
- { PORT_SWITCH_ID_6352_A1, "Marvell 88E6352 (A1)" },
+ { PORT_SWITCH_ID_6172, "Marvell 88E6172", 7 },
+ { PORT_SWITCH_ID_6176, "Marvell 88E6176", 7 },
+ { PORT_SWITCH_ID_6240, "Marvell 88E6240", 7 },
+ { PORT_SWITCH_ID_6320, "Marvell 88E6320", 7 },
+ { PORT_SWITCH_ID_6320_A1, "Marvell 88E6320 (A1)", 7 },
+ { PORT_SWITCH_ID_6320_A2, "Marvell 88e6320 (A2)", 7 },
+ { PORT_SWITCH_ID_6321, "Marvell 88E6321", 7 },
+ { PORT_SWITCH_ID_6321_A1, "Marvell 88E6321 (A1)", 7 },
+ { PORT_SWITCH_ID_6321_A2, "Marvell 88e6321 (A2)", 7 },
+ { PORT_SWITCH_ID_6352, "Marvell 88E6352", 7 },
+ { PORT_SWITCH_ID_6352_A0, "Marvell 88E6352 (A0)", 7 },
+ { PORT_SWITCH_ID_6352_A1, "Marvell 88E6352 (A1)", 7 },
};
static char *mv88e6352_drv_probe(struct device *dsa_dev,
@@ -95,8 +95,6 @@ static int mv88e6352_setup(struct dsa_switch *ds)
if (ret < 0)
return ret;
- ps->num_ports = 7;
-
mutex_init(&ps->eeprom_mutex);
ret = mv88e6xxx_switch_reset(ps, true);
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index b8db7ed12005..9bf20c6d8aac 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -3206,23 +3206,23 @@ int mv88e6xxx_get_temp_alarm(struct dsa_switch *ds, bool *alarm)
EXPORT_SYMBOL_GPL(mv88e6xxx_get_temp_alarm);
#endif /* CONFIG_NET_DSA_HWMON */
-static char *mv88e6xxx_lookup_name(struct mii_bus *bus, int sw_addr,
- const struct mv88e6xxx_switch_id *table,
- unsigned int num)
+static int mv88e6xxx_lookup_name(struct mii_bus *bus, int sw_addr,
+ const struct mv88e6xxx_switch_id *table,
+ unsigned int num)
{
int i, ret;
if (!bus)
- return NULL;
+ return -EINVAL;
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), PORT_SWITCH_ID);
if (ret < 0)
- return NULL;
+ return ret;
/* Look up the exact switch ID */
for (i = 0; i < num; ++i)
if (table[i].id == ret)
- return table[i].name;
+ return i;
/* Look up only the product number */
for (i = 0; i < num; ++i) {
@@ -3231,11 +3231,11 @@ static char *mv88e6xxx_lookup_name(struct mii_bus *bus, int sw_addr,
"unknown revision %d, using base switch 0x%x\n",
ret & PORT_SWITCH_ID_REV_MASK,
ret & PORT_SWITCH_ID_PROD_NUM_MASK);
- return table[i].name;
+ return i;
}
}
- return NULL;
+ return -ENODEV;
}
char *mv88e6xxx_drv_probe(struct device *dsa_dev, struct device *host_dev,
@@ -3245,13 +3245,14 @@ char *mv88e6xxx_drv_probe(struct device *dsa_dev, struct device *host_dev,
{
struct mv88e6xxx_priv_state *ps;
struct mii_bus *bus = dsa_host_dev_to_mii_bus(host_dev);
- char *name;
+ char *name = NULL;
+ int entry;
if (!bus)
return NULL;
- name = mv88e6xxx_lookup_name(bus, sw_addr, table, num);
- if (name) {
+ entry = mv88e6xxx_lookup_name(bus, sw_addr, table, num);
+ if (entry >= 0) {
ps = devm_kzalloc(dsa_dev, sizeof(*ps), GFP_KERNEL);
if (!ps)
return NULL;
@@ -3260,6 +3261,9 @@ char *mv88e6xxx_drv_probe(struct device *dsa_dev, struct device *host_dev,
if (!ps->bus)
return NULL;
ps->sw_addr = sw_addr;
+
+ name = table[entry].name;
+ ps->num_ports = table[entry].num_ports;
}
return name;
}
@@ -3273,6 +3277,7 @@ int mv88e6xxx_probe(struct mdio_device *mdiodev, struct dsa_switch_driver *ops,
struct mv88e6xxx_priv_state *ps;
struct dsa_switch *ds;
const char *name;
+ int entry;
int err;
ds = devm_kzalloc(dev, sizeof(*ds) + sizeof(*ps), GFP_KERNEL);
@@ -3290,11 +3295,13 @@ int mv88e6xxx_probe(struct mdio_device *mdiodev, struct dsa_switch_driver *ops,
ds->drv = ops;
- name = mv88e6xxx_lookup_name(ps->bus, ps->sw_addr, table, table_size);
- if (!name) {
+ entry = mv88e6xxx_lookup_name(ps->bus, ps->sw_addr, table, table_size);
+ if (entry < 0) {
dev_err(dev, "Failed to find switch");
- return -ENODEV;
+ return entry;
}
+ name = table[entry].name;
+ ps->num_ports = table[entry].num_ports;
ps->reset = devm_gpiod_get(&mdiodev->dev, "reset", GPIOD_ASIS);
err = PTR_ERR(ps->reset);
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index 3f7a432c9050..1621e400ef5b 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -371,6 +371,7 @@
struct mv88e6xxx_switch_id {
u16 id;
char *name;
+ int num_ports;
};
struct mv88e6xxx_atu_entry {
--
2.7.0
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