[RFC PATCH 2/5] net: dsa: mv88e6xxx: rename smi read/write functions

From: Rasmus Villemoes
Date: Wed May 01 2019 - 15:32:35 EST


With the previous patch adding support for two chips using direct SMI
addressing, the smi_single_chip_{read,write} functions are slightly
misnamed. Changing to smi_dual_chip_{read,write} would not be accurate
either.

Change the names to reflect how the access to the SMI registers is
done (direct/indirect) rather than the number of chips that can be
connected to the same SMI master. No functional change.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@xxxxxxxxx>
---
drivers/net/dsa/mv88e6xxx/chip.c | 42 ++++++++++++++++----------------
1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index f66daa77774b..d8d8230a6bf5 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -86,8 +86,8 @@ static int mv88e6xxx_smi_write(struct mv88e6xxx_chip *chip,
return chip->smi_ops->write(chip, addr, reg, val);
}

-static int mv88e6xxx_smi_single_chip_read(struct mv88e6xxx_chip *chip,
- int addr, int reg, u16 *val)
+static int mv88e6xxx_smi_direct_read(struct mv88e6xxx_chip *chip,
+ int addr, int reg, u16 *val)
{
int ret;

@@ -100,8 +100,8 @@ static int mv88e6xxx_smi_single_chip_read(struct mv88e6xxx_chip *chip,
return 0;
}

-static int mv88e6xxx_smi_single_chip_write(struct mv88e6xxx_chip *chip,
- int addr, int reg, u16 val)
+static int mv88e6xxx_smi_direct_write(struct mv88e6xxx_chip *chip,
+ int addr, int reg, u16 val)
{
int ret;

@@ -112,12 +112,12 @@ static int mv88e6xxx_smi_single_chip_write(struct mv88e6xxx_chip *chip,
return 0;
}

-static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_single_chip_ops = {
- .read = mv88e6xxx_smi_single_chip_read,
- .write = mv88e6xxx_smi_single_chip_write,
+static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_direct_ops = {
+ .read = mv88e6xxx_smi_direct_read,
+ .write = mv88e6xxx_smi_direct_write,
};

-static int mv88e6xxx_smi_multi_chip_wait(struct mv88e6xxx_chip *chip)
+static int mv88e6xxx_smi_indirect_wait(struct mv88e6xxx_chip *chip)
{
int ret;
int i;
@@ -134,13 +134,13 @@ static int mv88e6xxx_smi_multi_chip_wait(struct mv88e6xxx_chip *chip)
return -ETIMEDOUT;
}

-static int mv88e6xxx_smi_multi_chip_read(struct mv88e6xxx_chip *chip,
- int addr, int reg, u16 *val)
+static int mv88e6xxx_smi_indirect_read(struct mv88e6xxx_chip *chip,
+ int addr, int reg, u16 *val)
{
int ret;

/* Wait for the bus to become free. */
- ret = mv88e6xxx_smi_multi_chip_wait(chip);
+ ret = mv88e6xxx_smi_indirect_wait(chip);
if (ret < 0)
return ret;

@@ -151,7 +151,7 @@ static int mv88e6xxx_smi_multi_chip_read(struct mv88e6xxx_chip *chip,
return ret;

/* Wait for the read command to complete. */
- ret = mv88e6xxx_smi_multi_chip_wait(chip);
+ ret = mv88e6xxx_smi_indirect_wait(chip);
if (ret < 0)
return ret;

@@ -165,13 +165,13 @@ static int mv88e6xxx_smi_multi_chip_read(struct mv88e6xxx_chip *chip,
return 0;
}

-static int mv88e6xxx_smi_multi_chip_write(struct mv88e6xxx_chip *chip,
- int addr, int reg, u16 val)
+static int mv88e6xxx_smi_indirect_write(struct mv88e6xxx_chip *chip,
+ int addr, int reg, u16 val)
{
int ret;

/* Wait for the bus to become free. */
- ret = mv88e6xxx_smi_multi_chip_wait(chip);
+ ret = mv88e6xxx_smi_indirect_wait(chip);
if (ret < 0)
return ret;

@@ -187,16 +187,16 @@ static int mv88e6xxx_smi_multi_chip_write(struct mv88e6xxx_chip *chip,
return ret;

/* Wait for the write command to complete. */
- ret = mv88e6xxx_smi_multi_chip_wait(chip);
+ ret = mv88e6xxx_smi_indirect_wait(chip);
if (ret < 0)
return ret;

return 0;
}

-static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_multi_chip_ops = {
- .read = mv88e6xxx_smi_multi_chip_read,
- .write = mv88e6xxx_smi_multi_chip_write,
+static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_indirect_ops = {
+ .read = mv88e6xxx_smi_indirect_read,
+ .write = mv88e6xxx_smi_indirect_write,
};

int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val)
@@ -4553,9 +4553,9 @@ static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
struct mii_bus *bus, int sw_addr)
{
if (sw_addr == 0 || chip->info->dual_chip)
- chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
+ chip->smi_ops = &mv88e6xxx_smi_direct_ops;
else if (chip->info->multi_chip)
- chip->smi_ops = &mv88e6xxx_smi_multi_chip_ops;
+ chip->smi_ops = &mv88e6xxx_smi_indirect_ops;
else
return -EINVAL;

--
2.20.1