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Message-Id: <20200609133140.1421109-1-heiko@sntech.de>
Date: Tue, 9 Jun 2020 15:31:39 +0200
From: Heiko Stuebner <heiko@...ech.de>
To: davem@...emloft.net, kuba@...nel.org
Cc: robh+dt@...nel.org, andrew@...n.ch, f.fainelli@...il.com,
hkallweit1@...il.com, linux@...linux.org.uk,
netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, heiko@...ech.de,
christoph.muellner@...obroma-systems.com,
Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
Subject: [PATCH v2 1/2] net: phy: mscc: move shared probe code into a helper
From: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
The different probe functions share a lot of code, so move the
common parts into a helper to reduce duplication.
Signed-off-by: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
---
changes in v2:
- new patch as suggested by Andrew
drivers/net/phy/mscc/mscc_main.c | 97 +++++++++++++-------------------
1 file changed, 40 insertions(+), 57 deletions(-)
diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c
index c8aa6d905d8e..54cac9c295ad 100644
--- a/drivers/net/phy/mscc/mscc_main.c
+++ b/drivers/net/phy/mscc/mscc_main.c
@@ -1983,12 +1983,11 @@ static int vsc85xx_read_status(struct phy_device *phydev)
return genphy_read_status(phydev);
}
-static int vsc8514_probe(struct phy_device *phydev)
+static int vsc85xx_probe_helper(struct phy_device *phydev,
+ u32 *leds, int num_leds, u16 led_modes,
+ const struct vsc85xx_hw_stat *stats, int nstats)
{
struct vsc8531_private *vsc8531;
- u32 default_mode[4] = {VSC8531_LINK_1000_ACTIVITY,
- VSC8531_LINK_100_ACTIVITY, VSC8531_LINK_ACTIVITY,
- VSC8531_DUPLEX_COLLISION};
vsc8531 = devm_kzalloc(&phydev->mdio.dev, sizeof(*vsc8531), GFP_KERNEL);
if (!vsc8531)
@@ -1996,46 +1995,46 @@ static int vsc8514_probe(struct phy_device *phydev)
phydev->priv = vsc8531;
- vsc8531->nleds = 4;
- vsc8531->supp_led_modes = VSC85XX_SUPP_LED_MODES;
- vsc8531->hw_stats = vsc85xx_hw_stats;
- vsc8531->nstats = ARRAY_SIZE(vsc85xx_hw_stats);
+ vsc8531->nleds = num_leds;
+ vsc8531->supp_led_modes = led_modes;
+ vsc8531->hw_stats = stats;
+ vsc8531->nstats = nstats;
vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
if (!vsc8531->stats)
return -ENOMEM;
- return vsc85xx_dt_led_modes_get(phydev, default_mode);
+ return vsc85xx_dt_led_modes_get(phydev, leds);
}
-static int vsc8574_probe(struct phy_device *phydev)
+static int vsc8514_probe(struct phy_device *phydev)
{
- struct vsc8531_private *vsc8531;
u32 default_mode[4] = {VSC8531_LINK_1000_ACTIVITY,
VSC8531_LINK_100_ACTIVITY, VSC8531_LINK_ACTIVITY,
VSC8531_DUPLEX_COLLISION};
- vsc8531 = devm_kzalloc(&phydev->mdio.dev, sizeof(*vsc8531), GFP_KERNEL);
- if (!vsc8531)
- return -ENOMEM;
-
- phydev->priv = vsc8531;
+ return vsc85xx_probe_helper(phydev, default_mode,
+ ARRAY_SIZE(default_mode),
+ VSC85XX_SUPP_LED_MODES,
+ vsc85xx_hw_stats,
+ ARRAY_SIZE(vsc85xx_hw_stats));
+}
- vsc8531->nleds = 4;
- vsc8531->supp_led_modes = VSC8584_SUPP_LED_MODES;
- vsc8531->hw_stats = vsc8584_hw_stats;
- vsc8531->nstats = ARRAY_SIZE(vsc8584_hw_stats);
- vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
- sizeof(u64), GFP_KERNEL);
- if (!vsc8531->stats)
- return -ENOMEM;
+static int vsc8574_probe(struct phy_device *phydev)
+{
+ u32 default_mode[4] = {VSC8531_LINK_1000_ACTIVITY,
+ VSC8531_LINK_100_ACTIVITY, VSC8531_LINK_ACTIVITY,
+ VSC8531_DUPLEX_COLLISION};
- return vsc85xx_dt_led_modes_get(phydev, default_mode);
+ return vsc85xx_probe_helper(phydev, default_mode,
+ ARRAY_SIZE(default_mode),
+ VSC8584_SUPP_LED_MODES,
+ vsc8584_hw_stats,
+ ARRAY_SIZE(vsc8584_hw_stats));
}
static int vsc8584_probe(struct phy_device *phydev)
{
- struct vsc8531_private *vsc8531;
u32 default_mode[4] = {VSC8531_LINK_1000_ACTIVITY,
VSC8531_LINK_100_ACTIVITY, VSC8531_LINK_ACTIVITY,
VSC8531_DUPLEX_COLLISION};
@@ -2045,28 +2044,17 @@ static int vsc8584_probe(struct phy_device *phydev)
return -ENOTSUPP;
}
- vsc8531 = devm_kzalloc(&phydev->mdio.dev, sizeof(*vsc8531), GFP_KERNEL);
- if (!vsc8531)
- return -ENOMEM;
-
- phydev->priv = vsc8531;
-
- vsc8531->nleds = 4;
- vsc8531->supp_led_modes = VSC8584_SUPP_LED_MODES;
- vsc8531->hw_stats = vsc8584_hw_stats;
- vsc8531->nstats = ARRAY_SIZE(vsc8584_hw_stats);
- vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
- sizeof(u64), GFP_KERNEL);
- if (!vsc8531->stats)
- return -ENOMEM;
-
- return vsc85xx_dt_led_modes_get(phydev, default_mode);
+ return vsc85xx_probe_helper(phydev, default_mode,
+ ARRAY_SIZE(default_mode),
+ VSC8584_SUPP_LED_MODES,
+ vsc8584_hw_stats,
+ ARRAY_SIZE(vsc8584_hw_stats));
}
static int vsc85xx_probe(struct phy_device *phydev)
{
struct vsc8531_private *vsc8531;
- int rate_magic;
+ int rate_magic, rc;
u32 default_mode[2] = {VSC8531_LINK_1000_ACTIVITY,
VSC8531_LINK_100_ACTIVITY};
@@ -2074,23 +2062,18 @@ static int vsc85xx_probe(struct phy_device *phydev)
if (rate_magic < 0)
return rate_magic;
- vsc8531 = devm_kzalloc(&phydev->mdio.dev, sizeof(*vsc8531), GFP_KERNEL);
- if (!vsc8531)
- return -ENOMEM;
-
- phydev->priv = vsc8531;
+ rc = vsc85xx_probe_helper(phydev, default_mode,
+ ARRAY_SIZE(default_mode),
+ VSC85XX_SUPP_LED_MODES,
+ vsc85xx_hw_stats,
+ ARRAY_SIZE(vsc85xx_hw_stats));
+ if (rc < 0)
+ return rc;
+ vsc8531 = phydev->priv;
vsc8531->rate_magic = rate_magic;
- vsc8531->nleds = 2;
- vsc8531->supp_led_modes = VSC85XX_SUPP_LED_MODES;
- vsc8531->hw_stats = vsc85xx_hw_stats;
- vsc8531->nstats = ARRAY_SIZE(vsc85xx_hw_stats);
- vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
- sizeof(u64), GFP_KERNEL);
- if (!vsc8531->stats)
- return -ENOMEM;
- return vsc85xx_dt_led_modes_get(phydev, default_mode);
+ return 0;
}
/* Microsemi VSC85xx PHYs */
--
2.26.2
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