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-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c6
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.h3
-rw-r--r--drivers/net/dsa/mv88e6xxx/port.c16
-rw-r--r--drivers/net/dsa/mv88e6xxx/serdes.c197
-rw-r--r--drivers/net/dsa/mv88e6xxx/serdes.h20
5 files changed, 146 insertions, 96 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index ec4274d71145..5a3fff1971b9 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -3255,6 +3255,7 @@ static const struct mv88e6xxx_ops mv88e6190_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
+ .serdes_get_lane = mv88e6390_serdes_get_lane,
.serdes_irq_setup = mv88e6390_serdes_irq_setup,
.serdes_irq_free = mv88e6390_serdes_irq_free,
.gpio_ops = &mv88e6352_gpio_ops,
@@ -3301,6 +3302,7 @@ static const struct mv88e6xxx_ops mv88e6190x_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390x_serdes_power,
+ .serdes_get_lane = mv88e6390x_serdes_get_lane,
.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
.serdes_irq_free = mv88e6390x_serdes_irq_free,
.gpio_ops = &mv88e6352_gpio_ops,
@@ -3347,6 +3349,7 @@ static const struct mv88e6xxx_ops mv88e6191_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
+ .serdes_get_lane = mv88e6390_serdes_get_lane,
.serdes_irq_setup = mv88e6390_serdes_irq_setup,
.serdes_irq_free = mv88e6390_serdes_irq_free,
.avb_ops = &mv88e6390_avb_ops,
@@ -3483,6 +3486,7 @@ static const struct mv88e6xxx_ops mv88e6290_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
+ .serdes_get_lane = mv88e6390_serdes_get_lane,
.serdes_irq_setup = mv88e6390_serdes_irq_setup,
.serdes_irq_free = mv88e6390_serdes_irq_free,
.gpio_ops = &mv88e6352_gpio_ops,
@@ -3800,6 +3804,7 @@ static const struct mv88e6xxx_ops mv88e6390_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
+ .serdes_get_lane = mv88e6390_serdes_get_lane,
.serdes_irq_setup = mv88e6390_serdes_irq_setup,
.serdes_irq_free = mv88e6390_serdes_irq_free,
.gpio_ops = &mv88e6352_gpio_ops,
@@ -3850,6 +3855,7 @@ static const struct mv88e6xxx_ops mv88e6390x_ops = {
.vtu_getnext = mv88e6390_g1_vtu_getnext,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390x_serdes_power,
+ .serdes_get_lane = mv88e6390x_serdes_get_lane,
.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
.serdes_irq_free = mv88e6390x_serdes_irq_free,
.gpio_ops = &mv88e6352_gpio_ops,
diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h
index a406be2f5652..421e8b84bec3 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.h
+++ b/drivers/net/dsa/mv88e6xxx/chip.h
@@ -443,6 +443,9 @@ struct mv88e6xxx_ops {
/* Power on/off a SERDES interface */
int (*serdes_power)(struct mv88e6xxx_chip *chip, int port, bool on);
+ /* SERDES lane mapping */
+ int (*serdes_get_lane)(struct mv88e6xxx_chip *chip, int port, u8 *lane);
+
/* SERDES interrupt handling */
int (*serdes_irq_setup)(struct mv88e6xxx_chip *chip, int port);
void (*serdes_irq_free)(struct mv88e6xxx_chip *chip, int port);
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c
index c95cdb73e5a2..4b0c58c30fea 100644
--- a/drivers/net/dsa/mv88e6xxx/port.c
+++ b/drivers/net/dsa/mv88e6xxx/port.c
@@ -395,7 +395,7 @@ phy_interface_t mv88e6390x_port_max_speed_mode(int port)
int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port,
phy_interface_t mode)
{
- int lane;
+ u8 lane;
u16 cmode;
u16 reg;
int err;
@@ -434,11 +434,11 @@ int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port,
if (cmode == chip->ports[port].cmode)
return 0;
- lane = mv88e6390x_serdes_get_lane(chip, port);
- if (lane < 0 && lane != -ENODEV)
- return lane;
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err && err != -ENODEV)
+ return err;
- if (lane >= 0) {
+ if (err != -ENODEV) {
if (chip->ports[port].serdes_irq) {
err = mv88e6390_serdes_irq_disable(chip, port, lane);
if (err)
@@ -466,9 +466,9 @@ int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port,
chip->ports[port].cmode = cmode;
- lane = mv88e6390x_serdes_get_lane(chip, port);
- if (lane < 0)
- return lane;
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err)
+ return err;
err = mv88e6390x_serdes_power(chip, port, true);
if (err)
diff --git a/drivers/net/dsa/mv88e6xxx/serdes.c b/drivers/net/dsa/mv88e6xxx/serdes.c
index 678aaba3d019..e58bccc25b7e 100644
--- a/drivers/net/dsa/mv88e6xxx/serdes.c
+++ b/drivers/net/dsa/mv88e6xxx/serdes.c
@@ -286,10 +286,7 @@ void mv88e6352_serdes_irq_free(struct mv88e6xxx_chip *chip, int port)
chip->ports[port].serdes_irq = 0;
}
-/* Return the SERDES lane address a port is using. Only Ports 9 and 10
- * have SERDES lanes. Returns -ENODEV if a port does not have a lane.
- */
-static int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port)
+int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
{
u8 cmode = chip->ports[port].cmode;
@@ -297,25 +294,27 @@ static int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port)
case 9:
if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
- cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
- return MV88E6390_PORT9_LANE0;
- return -ENODEV;
+ cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX) {
+ *lane = MV88E6390_PORT9_LANE0;
+ return 0;
+ }
+ break;
case 10:
if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
- cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
- return MV88E6390_PORT10_LANE0;
- return -ENODEV;
+ cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX) {
+ *lane = MV88E6390_PORT10_LANE0;
+ return 0;
+ }
+ break;
default:
- return -ENODEV;
+ break;
}
+
+ return -ENODEV;
}
-/* Return the SERDES lane address a port is using. Ports 9 and 10 can
- * use multiple lanes. If so, return the first lane the port uses.
- * Returns -ENODEV if a port does not have a lane.
- */
-int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port)
+int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
{
u8 cmode_port9, cmode_port10, cmode_port;
@@ -327,72 +326,96 @@ int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port)
case 2:
if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
- cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT9_LANE1;
- return -ENODEV;
+ cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT9_LANE1;
+ return 0;
+ }
+ }
+ break;
case 3:
if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
- cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT9_LANE2;
- return -ENODEV;
+ cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT9_LANE2;
+ return 0;
+ }
+ }
+ break;
case 4:
if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
- cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT9_LANE3;
- return -ENODEV;
+ cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT9_LANE3;
+ return 0;
+ }
+ }
+ break;
case 5:
if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
- cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT10_LANE1;
- return -ENODEV;
+ cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT10_LANE1;
+ return 0;
+ }
+ }
+ break;
case 6:
if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
- cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT10_LANE2;
- return -ENODEV;
+ cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT10_LANE2;
+ return 0;
+ }
+ }
+ break;
case 7:
if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
- cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X)
- return MV88E6390_PORT10_LANE3;
- return -ENODEV;
+ cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASE_X) {
+ *lane = MV88E6390_PORT10_LANE3;
+ return 0;
+ }
+ }
+ break;
case 9:
if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
cmode_port9 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
- cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- return MV88E6390_PORT9_LANE0;
- return -ENODEV;
+ cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ *lane = MV88E6390_PORT9_LANE0;
+ return 0;
+ }
+ break;
case 10:
if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
cmode_port10 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
- cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
- return MV88E6390_PORT10_LANE0;
- return -ENODEV;
+ cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI) {
+ *lane = MV88E6390_PORT10_LANE0;
+ return 0;
+ }
+ break;
default:
- return -ENODEV;
+ break;
}
+
+ return -ENODEV;
}
/* Set the power on/off for 10GBASE-R and 10GBASE-X4/X2 */
-static int mv88e6390_serdes_power_10g(struct mv88e6xxx_chip *chip, int lane,
+static int mv88e6390_serdes_power_10g(struct mv88e6xxx_chip *chip, u8 lane,
bool on)
{
u16 val, new_val;
@@ -419,7 +442,7 @@ static int mv88e6390_serdes_power_10g(struct mv88e6xxx_chip *chip, int lane,
}
/* Set the power on/off for SGMII and 1000Base-X */
-static int mv88e6390_serdes_power_sgmii(struct mv88e6xxx_chip *chip, int lane,
+static int mv88e6390_serdes_power_sgmii(struct mv88e6xxx_chip *chip, u8 lane,
bool on)
{
u16 val, new_val;
@@ -445,7 +468,7 @@ static int mv88e6390_serdes_power_sgmii(struct mv88e6xxx_chip *chip, int lane,
}
static int mv88e6390_serdes_power_lane(struct mv88e6xxx_chip *chip, int port,
- int lane, bool on)
+ u8 lane, bool on)
{
u8 cmode = chip->ports[port].cmode;
@@ -464,14 +487,15 @@ static int mv88e6390_serdes_power_lane(struct mv88e6xxx_chip *chip, int port,
int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on)
{
- int lane;
-
- lane = mv88e6390_serdes_get_lane(chip, port);
- if (lane == -ENODEV)
- return 0;
+ u8 lane;
+ int err;
- if (lane < 0)
- return lane;
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err) {
+ if (err == -ENODEV)
+ err = 0;
+ return err;
+ }
switch (port) {
case 9 ... 10:
@@ -483,14 +507,15 @@ int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on)
int mv88e6390x_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on)
{
- int lane;
-
- lane = mv88e6390x_serdes_get_lane(chip, port);
- if (lane == -ENODEV)
- return 0;
+ u8 lane;
+ int err;
- if (lane < 0)
- return lane;
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err) {
+ if (err == -ENODEV)
+ err = 0;
+ return err;
+ }
switch (port) {
case 2 ... 4:
@@ -503,7 +528,7 @@ int mv88e6390x_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on)
}
static void mv88e6390_serdes_irq_link_sgmii(struct mv88e6xxx_chip *chip,
- int port, int lane)
+ int port, u8 lane)
{
u8 cmode = chip->ports[port].cmode;
struct dsa_switch *ds = chip->ds;
@@ -570,7 +595,7 @@ static void mv88e6390_serdes_irq_link_sgmii(struct mv88e6xxx_chip *chip,
}
static int mv88e6390_serdes_irq_enable_sgmii(struct mv88e6xxx_chip *chip,
- int lane)
+ u8 lane)
{
return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
MV88E6390_SGMII_INT_ENABLE,
@@ -579,14 +604,14 @@ static int mv88e6390_serdes_irq_enable_sgmii(struct mv88e6xxx_chip *chip,
}
static int mv88e6390_serdes_irq_disable_sgmii(struct mv88e6xxx_chip *chip,
- int lane)
+ u8 lane)
{
return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
MV88E6390_SGMII_INT_ENABLE, 0);
}
int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port,
- int lane)
+ u8 lane)
{
u8 cmode = chip->ports[port].cmode;
int err = 0;
@@ -602,7 +627,7 @@ int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port,
}
int mv88e6390_serdes_irq_disable(struct mv88e6xxx_chip *chip, int port,
- int lane)
+ u8 lane)
{
u8 cmode = chip->ports[port].cmode;
int err = 0;
@@ -618,7 +643,7 @@ int mv88e6390_serdes_irq_disable(struct mv88e6xxx_chip *chip, int port,
}
static int mv88e6390_serdes_irq_status_sgmii(struct mv88e6xxx_chip *chip,
- int lane, u16 *status)
+ u8 lane, u16 *status)
{
int err;
@@ -635,10 +660,10 @@ static irqreturn_t mv88e6390_serdes_thread_fn(int irq, void *dev_id)
irqreturn_t ret = IRQ_NONE;
u8 cmode = port->cmode;
u16 status;
- int lane;
int err;
+ u8 lane;
- lane = mv88e6390x_serdes_get_lane(chip, port->port);
+ mv88e6xxx_serdes_get_lane(chip, port->port, &lane);
mv88e6xxx_reg_lock(chip);
@@ -663,16 +688,15 @@ out:
int mv88e6390x_serdes_irq_setup(struct mv88e6xxx_chip *chip, int port)
{
- int lane;
int err;
+ u8 lane;
- lane = mv88e6390x_serdes_get_lane(chip, port);
-
- if (lane == -ENODEV)
- return 0;
-
- if (lane < 0)
- return lane;
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err) {
+ if (err == -ENODEV)
+ err = 0;
+ return err;
+ }
chip->ports[port].serdes_irq = irq_find_mapping(chip->g2_irq.domain,
port);
@@ -711,13 +735,16 @@ int mv88e6390_serdes_irq_setup(struct mv88e6xxx_chip *chip, int port)
void mv88e6390x_serdes_irq_free(struct mv88e6xxx_chip *chip, int port)
{
- int lane = mv88e6390x_serdes_get_lane(chip, port);
-
- if (lane == -ENODEV)
- return;
+ int err;
+ u8 lane;
- if (lane < 0)
+ err = mv88e6xxx_serdes_get_lane(chip, port, &lane);
+ if (err) {
+ if (err != -ENODEV)
+ dev_err(chip->dev, "Unable to free SERDES irq: %d\n",
+ err);
return;
+ }
mv88e6390_serdes_irq_disable(chip, port, lane);
diff --git a/drivers/net/dsa/mv88e6xxx/serdes.h b/drivers/net/dsa/mv88e6xxx/serdes.h
index ff5b94439335..959b8cef0b67 100644
--- a/drivers/net/dsa/mv88e6xxx/serdes.h
+++ b/drivers/net/dsa/mv88e6xxx/serdes.h
@@ -74,7 +74,21 @@
#define MV88E6390_SGMII_PHY_STATUS_SPD_DPL_VALID BIT(11)
#define MV88E6390_SGMII_PHY_STATUS_LINK BIT(10)
-int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
+/* Put the SERDES lane address a port is using into *lane. If a port has
+ * multiple lanes, should put the first lane the port is using. If a port does
+ * not have a lane, return -ENODEV.
+ */
+static inline int mv88e6xxx_serdes_get_lane(struct mv88e6xxx_chip *chip,
+ int port, u8 *lane)
+{
+ if (!chip->info->ops->serdes_get_lane)
+ return -EOPNOTSUPP;
+
+ return chip->info->ops->serdes_get_lane(chip, port, lane);
+}
+
+int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane);
+int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane);
int mv88e6341_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
@@ -89,9 +103,9 @@ int mv88e6352_serdes_get_strings(struct mv88e6xxx_chip *chip,
int mv88e6352_serdes_get_stats(struct mv88e6xxx_chip *chip, int port,
uint64_t *data);
int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port,
- int lane);
+ u8 lane);
int mv88e6390_serdes_irq_disable(struct mv88e6xxx_chip *chip, int port,
- int lane);
+ u8 lane);
int mv88e6352_serdes_irq_setup(struct mv88e6xxx_chip *chip, int port);
void mv88e6352_serdes_irq_free(struct mv88e6xxx_chip *chip, int port);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.