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| author |   Egil Hjelmeland <privat@egil-hjelmeland.no> | 2017-08-05 13:05:50 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-08-07 14:18:01 -0700 |
| commit | 0a967b4a8e4d5e4e5e50e799bb9d8aa4218c6b2f (patch) | |
| tree | 5812c1a71068c828e4074c5dd3e853bc5442afb3 /drivers/net/dsa | |
| parent | net: dsa: lan9303: Rename lan9303_xxx_packet_processing() (diff) | |
| download | linux-dev-0a967b4a8e4d5e4e5e50e799bb9d8aa4218c6b2f.tar.xz linux-dev-0a967b4a8e4d5e4e5e50e799bb9d8aa4218c6b2f.zip | |
net: dsa: lan9303: refactor lan9303_get_ethtool_stats
In lan9303_get_ethtool_stats: Get rid of 0x400 constant magic
by using new lan9303_read_switch_reg() inside loop.
Reduced scope of two variables.
Signed-off-by: Egil Hjelmeland <privat@egil-hjelmeland.no>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/lan9303-core.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c index 444958bb19f6..15befd155251 100644 --- a/drivers/net/dsa/lan9303-core.c +++ b/drivers/net/dsa/lan9303-core.c @@ -435,6 +435,13 @@ static int lan9303_write_switch_port(struct lan9303 *chip, int port, chip, LAN9303_SWITCH_PORT_REG(port, regnum), val); } +static int lan9303_read_switch_port(struct lan9303 *chip, int port, + u16 regnum, u32 *val) +{ + return lan9303_read_switch_reg( + chip, LAN9303_SWITCH_PORT_REG(port, regnum), val); +} + static int lan9303_detect_phy_setup(struct lan9303 *chip) { int reg; @@ -705,19 +712,18 @@ static void lan9303_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data) { struct lan9303 *chip = ds->priv; - u32 reg; - unsigned int u, poff; - int ret; - - poff = port * 0x400; + unsigned int u; for (u = 0; u < ARRAY_SIZE(lan9303_mib); u++) { - ret = lan9303_read_switch_reg(chip, - lan9303_mib[u].offset + poff, - ®); + u32 reg; + int ret; + + ret = lan9303_read_switch_port( + chip, port, lan9303_mib[u].offset, ®); + if (ret) - dev_warn(chip->dev, "Reading status reg %u failed\n", - lan9303_mib[u].offset + poff); + dev_warn(chip->dev, "Reading status port %d reg %u failed\n", + port, lan9303_mib[u].offset); data[u] = reg; } } |