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author | Ben Hutchings <bhutchings@solarflare.com> | 2012-05-05 01:36:50 +0100 |
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committer | Ben Hutchings <bhutchings@solarflare.com> | 2012-05-10 03:10:54 +0100 |
commit | ba62b2a8608ca52234fc8bea27bfebbdc4f98c2e (patch) | |
tree | ff80e67314ffae101dfdbeda300085dad1b343b7 /drivers/net/ethernet/sfc | |
parent | c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973 (diff) | |
download | linux-stable-ba62b2a8608ca52234fc8bea27bfebbdc4f98c2e.tar.gz linux-stable-ba62b2a8608ca52234fc8bea27bfebbdc4f98c2e.tar.bz2 linux-stable-ba62b2a8608ca52234fc8bea27bfebbdc4f98c2e.zip |
sfc: Implement module EEPROM access for SFE4002 and SFN4112F
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/sfc')
-rw-r--r-- | drivers/net/ethernet/sfc/qt202x_phy.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/qt202x_phy.c b/drivers/net/ethernet/sfc/qt202x_phy.c index 8a7caf88ffb6..326a28637f3c 100644 --- a/drivers/net/ethernet/sfc/qt202x_phy.c +++ b/drivers/net/ethernet/sfc/qt202x_phy.c @@ -449,6 +449,37 @@ static void qt202x_phy_remove(struct efx_nic *efx) efx->phy_data = NULL; } +static int qt202x_phy_get_module_info(struct efx_nic *efx, + struct ethtool_modinfo *modinfo) +{ + modinfo->type = ETH_MODULE_SFF_8079; + modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; + return 0; +} + +static int qt202x_phy_get_module_eeprom(struct efx_nic *efx, + struct ethtool_eeprom *ee, u8 *data) +{ + int mmd, reg_base, rc, i; + + if (efx->phy_type == PHY_TYPE_QT2025C) { + mmd = MDIO_MMD_PCS; + reg_base = 0xd000; + } else { + mmd = MDIO_MMD_PMAPMD; + reg_base = 0x8007; + } + + for (i = 0; i < ee->len; i++) { + rc = efx_mdio_read(efx, mmd, reg_base + ee->offset + i); + if (rc < 0) + return rc; + data[i] = rc; + } + + return 0; +} + const struct efx_phy_operations falcon_qt202x_phy_ops = { .probe = qt202x_phy_probe, .init = qt202x_phy_init, @@ -459,4 +490,6 @@ const struct efx_phy_operations falcon_qt202x_phy_ops = { .get_settings = qt202x_phy_get_settings, .set_settings = efx_mdio_set_settings, .test_alive = efx_mdio_test_alive, + .get_module_eeprom = qt202x_phy_get_module_eeprom, + .get_module_info = qt202x_phy_get_module_info, }; |