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Import some changes from FreeBSD (details later, this is quick-n-dirty for now).
@@ -1,8 +1,8 @@
/******************************************************************************
- Copyright (c) 2001-2012, Intel Corporation
+ Copyright (c) 2001-2013, Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
@@ -47,22 +47,21 @@
static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw,
ixgbe_link_speed *speed, bool *link_up,
bool link_up_wait_to_complete);
static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
- bool autoneg,
bool autoneg_wait_to_complete);
static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
- bool autoneg,
bool autoneg_wait_to_complete);
static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw);
static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw);
static void ixgbe_set_rxpba_82598(struct ixgbe_hw *hw, int num_pb,
u32 headroom, int strategy);
-
+static s32 ixgbe_read_i2c_sff8472_82598(struct ixgbe_hw *hw, u8 byte_offset,
+ u8 *sff8472_data);
/**
* ixgbe_set_pcie_completion_timeout - set pci-e completion timeout
* @hw: pointer to the HW structure
*
* The defaults for 82598 should be in the range of 50us to 50ms,
@@ -153,10 +152,11 @@
mac->max_rx_queues = 64;
mac->max_msix_vectors = ixgbe_get_pcie_msix_count_generic(hw);
/* SFP+ Module */
phy->ops.read_i2c_eeprom = &ixgbe_read_i2c_eeprom_82598;
+ phy->ops.read_i2c_sff8472 = &ixgbe_read_i2c_sff8472_82598;
/* Link */
mac->ops.check_link = &ixgbe_check_mac_link_82598;
mac->ops.setup_link = &ixgbe_setup_mac_link_82598;
mac->ops.flap_tx_laser = NULL;
@@ -715,13 +715,14 @@
* @autoneg_wait_to_complete: TRUE when waiting for completion is needed
*
* Set the link speed in the AUTOC register and restarts link.
**/
static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed speed, bool autoneg,
+ ixgbe_link_speed speed,
bool autoneg_wait_to_complete)
{
+ bool autoneg = FALSE;
s32 status;
ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN;
u32 curr_autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
u32 autoc = curr_autoc;
u32 link_mode = autoc & IXGBE_AUTOC_LMS_MASK;
@@ -765,26 +766,24 @@
/**
* ixgbe_setup_copper_link_82598 - Set the PHY autoneg advertised field
* @hw: pointer to hardware structure
* @speed: new link speed
- * @autoneg: TRUE if autonegotiation enabled
* @autoneg_wait_to_complete: TRUE if waiting is needed to complete
*
* Sets the link speed in the AUTOC register in the MAC and restarts link.
**/
static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
- bool autoneg,
bool autoneg_wait_to_complete)
{
s32 status;
DEBUGFUNC("ixgbe_setup_copper_link_82598");
/* Setup the PHY according to input speed */
- status = hw->phy.ops.setup_link_speed(hw, speed, autoneg,
+ status = hw->phy.ops.setup_link_speed(hw, speed,
autoneg_wait_to_complete);
if (status == IXGBE_SUCCESS) {
/* Set up MAC */
status =
ixgbe_start_mac_link_82598(hw, autoneg_wait_to_complete);
@@ -1104,35 +1103,36 @@
return IXGBE_SUCCESS;
}
/**
- * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface.
+ * ixgbe_read_i2c_phy_82598 - Reads 8 bit word over I2C interface.
* @hw: pointer to hardware structure
- * @byte_offset: EEPROM byte offset to read
+ * @dev_addr: address to read from
+ * @byte_offset: byte offset to read from dev_addr
* @eeprom_data: value read
*
* Performs 8 byte read operation to SFP module's EEPROM over I2C interface.
**/
-s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset,
- u8 *eeprom_data)
+static s32 ixgbe_read_i2c_phy_82598(struct ixgbe_hw *hw, u8 dev_addr,
+ u8 byte_offset, u8 *eeprom_data)
{
s32 status = IXGBE_SUCCESS;
u16 sfp_addr = 0;
u16 sfp_data = 0;
u16 sfp_stat = 0;
u32 i;
- DEBUGFUNC("ixgbe_read_i2c_eeprom_82598");
+ DEBUGFUNC("ixgbe_read_i2c_phy_82598");
if (hw->phy.type == ixgbe_phy_nl) {
/*
* NetLogic phy SDA/SCL registers are at addresses 0xC30A to
* 0xC30D. These registers are used to talk to the SFP+
* module's EEPROM through the SDA/SCL (I2C) interface.
*/
- sfp_addr = (IXGBE_I2C_EEPROM_DEV_ADDR << 8) + byte_offset;
+ sfp_addr = (dev_addr << 8) + byte_offset;
sfp_addr = (sfp_addr | IXGBE_I2C_EEPROM_READ_MASK);
hw->phy.ops.write_reg(hw,
IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR,
IXGBE_MDIO_PMA_PMD_DEV_TYPE,
sfp_addr);
@@ -1160,17 +1160,46 @@
IXGBE_MDIO_PMA_PMD_DEV_TYPE, &sfp_data);
*eeprom_data = (u8)(sfp_data >> 8);
} else {
status = IXGBE_ERR_PHY;
- goto out;
}
out:
return status;
}
+/**
+ * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface.
+ * @hw: pointer to hardware structure
+ * @byte_offset: EEPROM byte offset to read
+ * @eeprom_data: value read
+ *
+ * Performs 8 byte read operation to SFP module's EEPROM over I2C interface.
+ **/
+s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset,
+ u8 *eeprom_data)
+{
+ return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR,
+ byte_offset, eeprom_data);
+}
+
+/**
+ * ixgbe_read_i2c_sff8472_82598 - Reads 8 bit word over I2C interface.
+ * @hw: pointer to hardware structure
+ * @byte_offset: byte offset at address 0xA2
+ * @eeprom_data: value read
+ *
+ * Performs 8 byte read operation to SFP module's SFF-8472 data over I2C
+ **/
+static s32 ixgbe_read_i2c_sff8472_82598(struct ixgbe_hw *hw, u8 byte_offset,
+ u8 *sff8472_data)
+{
+ return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR2,
+ byte_offset, sff8472_data);
+}
+
/**
* ixgbe_get_supported_physical_layer_82598 - Returns physical layer type
* @hw: pointer to hardware structure
*
* Determines physical layer capabilities of the current configuration.