* [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd
@ 2019-01-16 20:52 Heiner Kallweit
2019-01-16 21:32 ` Andrew Lunn
2019-01-17 23:11 ` David Miller
0 siblings, 2 replies; 3+ messages in thread
From: Heiner Kallweit @ 2019-01-16 20:52 UTC (permalink / raw)
To: Florian Fainelli, Andrew Lunn, David Miller; +Cc: netdev@vger.kernel.org
This driver implements open-coded versions of phy_read_mmd() and
phy_write_mmd() for KSZ9031. That's not needed, let's use the
phylib functions directly.
This is compile-tested only because I have no such hardware.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
---
drivers/net/phy/micrel.c | 43 ++++++++++------------------------------
1 file changed, 11 insertions(+), 32 deletions(-)
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 7828d17f0..48135a9b9 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -426,9 +426,6 @@ static int ksz9021_config_init(struct phy_device *phydev)
return 0;
}
-#define MII_KSZ9031RN_MMD_CTRL_REG 0x0d
-#define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e
-#define OP_DATA 1
#define KSZ9031_PS_TO_REG 60
/* Extended registers */
@@ -446,24 +443,6 @@ static int ksz9021_config_init(struct phy_device *phydev)
#define MII_KSZ9031RN_EDPD 0x23
#define MII_KSZ9031RN_EDPD_ENABLE BIT(0)
-static int ksz9031_extended_write(struct phy_device *phydev,
- u8 mode, u32 dev_addr, u32 regnum, u16 val)
-{
- phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr);
- phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum);
- phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr);
- return phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val);
-}
-
-static int ksz9031_extended_read(struct phy_device *phydev,
- u8 mode, u32 dev_addr, u32 regnum)
-{
- phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr);
- phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum);
- phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr);
- return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG);
-}
-
static int ksz9031_of_load_skew_values(struct phy_device *phydev,
const struct device_node *of_node,
u16 reg, size_t field_sz,
@@ -484,7 +463,7 @@ static int ksz9031_of_load_skew_values(struct phy_device *phydev,
return 0;
if (matches < numfields)
- newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg);
+ newval = phy_read_mmd(phydev, 2, reg);
else
newval = 0;
@@ -498,7 +477,7 @@ static int ksz9031_of_load_skew_values(struct phy_device *phydev,
<< (field_sz * i));
}
- return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval);
+ return phy_write_mmd(phydev, 2, reg, newval);
}
/* Center KSZ9031RNX FLP timing at 16ms. */
@@ -506,13 +485,13 @@ static int ksz9031_center_flp_timing(struct phy_device *phydev)
{
int result;
- result = ksz9031_extended_write(phydev, OP_DATA, 0,
- MII_KSZ9031RN_FLP_BURST_TX_HI, 0x0006);
+ result = phy_write_mmd(phydev, 0, MII_KSZ9031RN_FLP_BURST_TX_HI,
+ 0x0006);
if (result)
return result;
- result = ksz9031_extended_write(phydev, OP_DATA, 0,
- MII_KSZ9031RN_FLP_BURST_TX_LO, 0x1A80);
+ result = phy_write_mmd(phydev, 0, MII_KSZ9031RN_FLP_BURST_TX_LO,
+ 0x1A80);
if (result)
return result;
@@ -524,11 +503,11 @@ static int ksz9031_enable_edpd(struct phy_device *phydev)
{
int reg;
- reg = ksz9031_extended_read(phydev, OP_DATA, 0x1C, MII_KSZ9031RN_EDPD);
+ reg = phy_read_mmd(phydev, 0x1C, MII_KSZ9031RN_EDPD);
if (reg < 0)
return reg;
- return ksz9031_extended_write(phydev, OP_DATA, 0x1C, MII_KSZ9031RN_EDPD,
- reg | MII_KSZ9031RN_EDPD_ENABLE);
+ return phy_write_mmd(phydev, 0x1C, MII_KSZ9031RN_EDPD,
+ reg | MII_KSZ9031RN_EDPD_ENABLE);
}
static int ksz9031_config_init(struct phy_device *phydev)
@@ -654,7 +633,7 @@ static int ksz9131_of_load_skew_values(struct phy_device *phydev,
return 0;
if (matches < numfields)
- newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg);
+ newval = phy_read_mmd(phydev, 2, reg);
else
newval = 0;
@@ -668,7 +647,7 @@ static int ksz9131_of_load_skew_values(struct phy_device *phydev,
<< (field_sz * i));
}
- return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval);
+ return phy_write_mmd(phydev, 2, reg, newval);
}
static int ksz9131_config_init(struct phy_device *phydev)
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd
2019-01-16 20:52 [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd Heiner Kallweit
@ 2019-01-16 21:32 ` Andrew Lunn
2019-01-17 23:11 ` David Miller
1 sibling, 0 replies; 3+ messages in thread
From: Andrew Lunn @ 2019-01-16 21:32 UTC (permalink / raw)
To: Heiner Kallweit; +Cc: Florian Fainelli, David Miller, netdev@vger.kernel.org
On Wed, Jan 16, 2019 at 09:52:22PM +0100, Heiner Kallweit wrote:
> This driver implements open-coded versions of phy_read_mmd() and
> phy_write_mmd() for KSZ9031. That's not needed, let's use the
> phylib functions directly.
>
> This is compile-tested only because I have no such hardware.
>
> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd
2019-01-16 20:52 [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd Heiner Kallweit
2019-01-16 21:32 ` Andrew Lunn
@ 2019-01-17 23:11 ` David Miller
1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2019-01-17 23:11 UTC (permalink / raw)
To: hkallweit1; +Cc: f.fainelli, andrew, netdev
From: Heiner Kallweit <hkallweit1@gmail.com>
Date: Wed, 16 Jan 2019 21:52:22 +0100
> This driver implements open-coded versions of phy_read_mmd() and
> phy_write_mmd() for KSZ9031. That's not needed, let's use the
> phylib functions directly.
>
> This is compile-tested only because I have no such hardware.
>
> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Applied.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-01-16 20:52 [PATCH net-next] net: phy: micrel: use phy_read_mmd and phy_write_mmd Heiner Kallweit
2019-01-16 21:32 ` Andrew Lunn
2019-01-17 23:11 ` David Miller
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