diff options
Diffstat (limited to 'drivers/net/ibm_newemac/phy.h')
| -rw-r--r-- | drivers/net/ibm_newemac/phy.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/net/ibm_newemac/phy.h b/drivers/net/ibm_newemac/phy.h new file mode 100644 index 000000000000..6feca26afedb --- /dev/null +++ b/drivers/net/ibm_newemac/phy.h | |||
| @@ -0,0 +1,80 @@ | |||
| 1 | /* | ||
| 2 | * drivers/net/ibm_newemac/phy.h | ||
| 3 | * | ||
| 4 | * Driver for PowerPC 4xx on-chip ethernet controller, PHY support | ||
| 5 | * | ||
| 6 | * Benjamin Herrenschmidt <benh@kernel.crashing.org> | ||
| 7 | * February 2003 | ||
| 8 | * | ||
| 9 | * Minor additions by Eugene Surovegin <ebs@ebshome.net>, 2004 | ||
| 10 | * | ||
| 11 | * This program is free software; you can redistribute it and/or modify it | ||
| 12 | * under the terms of the GNU General Public License as published by the | ||
| 13 | * Free Software Foundation; either version 2 of the License, or (at your | ||
| 14 | * option) any later version. | ||
| 15 | * | ||
| 16 | * This file basically duplicates sungem_phy.{c,h} with different PHYs | ||
| 17 | * supported. I'm looking into merging that in a single mii layer more | ||
| 18 | * flexible than mii.c | ||
| 19 | */ | ||
| 20 | |||
| 21 | #ifndef __IBM_NEWEMAC_PHY_H | ||
| 22 | #define __IBM_NEWEMAC_PHY_H | ||
| 23 | |||
| 24 | struct mii_phy; | ||
| 25 | |||
| 26 | /* Operations supported by any kind of PHY */ | ||
| 27 | struct mii_phy_ops { | ||
| 28 | int (*init) (struct mii_phy * phy); | ||
| 29 | int (*suspend) (struct mii_phy * phy, int wol_options); | ||
| 30 | int (*setup_aneg) (struct mii_phy * phy, u32 advertise); | ||
| 31 | int (*setup_forced) (struct mii_phy * phy, int speed, int fd); | ||
| 32 | int (*poll_link) (struct mii_phy * phy); | ||
| 33 | int (*read_link) (struct mii_phy * phy); | ||
| 34 | }; | ||
| 35 | |||
| 36 | /* Structure used to statically define an mii/gii based PHY */ | ||
| 37 | struct mii_phy_def { | ||
| 38 | u32 phy_id; /* Concatenated ID1 << 16 | ID2 */ | ||
| 39 | u32 phy_id_mask; /* Significant bits */ | ||
| 40 | u32 features; /* Ethtool SUPPORTED_* defines or | ||
| 41 | 0 for autodetect */ | ||
| 42 | int magic_aneg; /* Autoneg does all speed test for us */ | ||
| 43 | const char *name; | ||
| 44 | const struct mii_phy_ops *ops; | ||
| 45 | }; | ||
| 46 | |||
| 47 | /* An instance of a PHY, partially borrowed from mii_if_info */ | ||
| 48 | struct mii_phy { | ||
| 49 | struct mii_phy_def *def; | ||
| 50 | u32 advertising; /* Ethtool ADVERTISED_* defines */ | ||
| 51 | u32 features; /* Copied from mii_phy_def.features | ||
| 52 | or determined automaticaly */ | ||
| 53 | int address; /* PHY address */ | ||
| 54 | int mode; /* PHY mode */ | ||
| 55 | |||
| 56 | /* 1: autoneg enabled, 0: disabled */ | ||
| 57 | int autoneg; | ||
| 58 | |||
| 59 | /* forced speed & duplex (no autoneg) | ||
| 60 | * partner speed & duplex & pause (autoneg) | ||
| 61 | */ | ||
| 62 | int speed; | ||
| 63 | int duplex; | ||
| 64 | int pause; | ||
| 65 | int asym_pause; | ||
| 66 | |||
| 67 | /* Provided by host chip */ | ||
| 68 | struct net_device *dev; | ||
| 69 | int (*mdio_read) (struct net_device * dev, int addr, int reg); | ||
| 70 | void (*mdio_write) (struct net_device * dev, int addr, int reg, | ||
| 71 | int val); | ||
| 72 | }; | ||
| 73 | |||
| 74 | /* Pass in a struct mii_phy with dev, mdio_read and mdio_write | ||
| 75 | * filled, the remaining fields will be filled on return | ||
| 76 | */ | ||
| 77 | int emac_mii_phy_probe(struct mii_phy *phy, int address); | ||
| 78 | int emac_mii_reset_phy(struct mii_phy *phy); | ||
| 79 | |||
| 80 | #endif /* __IBM_NEWEMAC_PHY_H */ | ||