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Differential D28266 Diff 82767 sys/dev/axgbe/xgbe-phy-v2.c

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sys/dev/axgbe/xgbe-phy-v2.c

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/* SFP Serial ID Base ID values relative to an offset of 0 */ /* SFP Serial ID Base ID values relative to an offset of 0 */
#define XGBE_SFP_BASE_ID 0 #define XGBE_SFP_BASE_ID 0
#define XGBE_SFP_ID_SFP 0x03 #define XGBE_SFP_ID_SFP 0x03
#define XGBE_SFP_BASE_EXT_ID 1 #define XGBE_SFP_BASE_EXT_ID 1
#define XGBE_SFP_EXT_ID_SFP 0x04 #define XGBE_SFP_EXT_ID_SFP 0x04
#define XGBE_SFP_BASE_CV 2
#define XGBE_SFP_BASE_CV_CP 0x21
#define XGBE_SFP_BASE_10GBE_CC 3 #define XGBE_SFP_BASE_10GBE_CC 3
#define XGBE_SFP_BASE_10GBE_CC_SR BIT(4) #define XGBE_SFP_BASE_10GBE_CC_SR BIT(4)
#define XGBE_SFP_BASE_10GBE_CC_LR BIT(5) #define XGBE_SFP_BASE_10GBE_CC_LR BIT(5)
#define XGBE_SFP_BASE_10GBE_CC_LRM BIT(6) #define XGBE_SFP_BASE_10GBE_CC_LRM BIT(6)
#define XGBE_SFP_BASE_10GBE_CC_ER BIT(7) #define XGBE_SFP_BASE_10GBE_CC_ER BIT(7)
#define XGBE_SFP_BASE_1GBE_CC 6 #define XGBE_SFP_BASE_1GBE_CC 6
#define XGBE_SFP_BASE_1GBE_CC_SX BIT(0) #define XGBE_SFP_BASE_1GBE_CC_SX BIT(0)
▲ Show 20 Lines • Show All 151 Lines • ▼ Show 20 Linesstruct xgbe_phy_data {
/* KR AN support */ /* KR AN support */
unsigned int phy_cdr_notrack; unsigned int phy_cdr_notrack;
unsigned int phy_cdr_delay; unsigned int phy_cdr_delay;
uint8_t port_sfp_inputs; uint8_t port_sfp_inputs;
}; };
static enum xgbe_an_mode xgbe_phy_an_mode(struct xgbe_prv_data *pdata); static enum xgbe_an_mode xgbe_phy_an_mode(struct xgbe_prv_data *pdata);
static int xgbe_phy_reset(struct xgbe_prv_data *pdata);
static int static int
xgbe_phy_i2c_xfer(struct xgbe_prv_data *pdata, struct xgbe_i2c_op *i2c_op) xgbe_phy_i2c_xfer(struct xgbe_prv_data *pdata, struct xgbe_i2c_op *i2c_op)
{ {
return (pdata->i2c_if.i2c_xfer(pdata, i2c_op)); return (pdata->i2c_if.i2c_xfer(pdata, i2c_op));
} }
static int static int
▲ Show 20 Lines • Show All 813 Lines • ▼ Show 20 Linesxgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
/* Assume ACTIVE cable unless told it is PASSIVE */ /* Assume ACTIVE cable unless told it is PASSIVE */
if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_PASSIVE) { if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_PASSIVE) {
phy_data->sfp_cable = XGBE_SFP_CABLE_PASSIVE; phy_data->sfp_cable = XGBE_SFP_CABLE_PASSIVE;
phy_data->sfp_cable_len = sfp_base[XGBE_SFP_BASE_CU_CABLE_LEN]; phy_data->sfp_cable_len = sfp_base[XGBE_SFP_BASE_CU_CABLE_LEN];
} else } else
phy_data->sfp_cable = XGBE_SFP_CABLE_ACTIVE; phy_data->sfp_cable = XGBE_SFP_CABLE_ACTIVE;
/* Determine the type of SFP */ /*
if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR) * Determine the type of SFP. Certain 10G SFP+ modules read as
* 1000BASE-CX. To prevent 10G DAC cables to be recognized as
* 1G, we first check if it is a DAC and the bitrate is 10G.
*/
if (((sfp_base[XGBE_SFP_BASE_CV] & XGBE_SFP_BASE_CV_CP) ||
(phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE)) &&
xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_SR; phy_data->sfp_base = XGBE_SFP_BASE_10000_SR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR) else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_LR; phy_data->sfp_base = XGBE_SFP_BASE_10000_LR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LRM) else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LRM)
phy_data->sfp_base = XGBE_SFP_BASE_10000_LRM; phy_data->sfp_base = XGBE_SFP_BASE_10000_LRM;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_ER) else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_ER)
phy_data->sfp_base = XGBE_SFP_BASE_10000_ER; phy_data->sfp_base = XGBE_SFP_BASE_10000_ER;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_SX) else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_SX)
phy_data->sfp_base = XGBE_SFP_BASE_1000_SX; phy_data->sfp_base = XGBE_SFP_BASE_1000_SX;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_LX) else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_LX)
phy_data->sfp_base = XGBE_SFP_BASE_1000_LX; phy_data->sfp_base = XGBE_SFP_BASE_1000_LX;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_CX) else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_CX)
phy_data->sfp_base = XGBE_SFP_BASE_1000_CX; phy_data->sfp_base = XGBE_SFP_BASE_1000_CX;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T) else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T)
phy_data->sfp_base = XGBE_SFP_BASE_1000_T; phy_data->sfp_base = XGBE_SFP_BASE_1000_T;
else if ((phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE) &&
xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
switch (phy_data->sfp_base) { switch (phy_data->sfp_base) {
case XGBE_SFP_BASE_1000_T: case XGBE_SFP_BASE_1000_T:
phy_data->sfp_speed = XGBE_SFP_SPEED_100_1000; phy_data->sfp_speed = XGBE_SFP_SPEED_100_1000;
break; break;
case XGBE_SFP_BASE_1000_SX: case XGBE_SFP_BASE_1000_SX:
case XGBE_SFP_BASE_1000_LX: case XGBE_SFP_BASE_1000_LX:
case XGBE_SFP_BASE_1000_CX: case XGBE_SFP_BASE_1000_CX:
▲ Show 20 Lines • Show All 1,634 Lines • ▼ Show 20 Linesxgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart)
if (reg & MDIO_STAT1_LSTATUS) if (reg & MDIO_STAT1_LSTATUS)
return (1); return (1);
/* No link, attempt a receiver reset cycle */ /* No link, attempt a receiver reset cycle */
if (phy_data->rrc_count++ > XGBE_RRC_FREQUENCY) { if (phy_data->rrc_count++ > XGBE_RRC_FREQUENCY) {
axgbe_printf(1, "ENTERED RRC: rrc_count: %d\n", axgbe_printf(1, "ENTERED RRC: rrc_count: %d\n",
phy_data->rrc_count); phy_data->rrc_count);
phy_data->rrc_count = 0; phy_data->rrc_count = 0;
if (pdata->link_workaround) {
ret = xgbe_phy_reset(pdata);
if (ret)
axgbe_error("Error resetting phy\n");
} else
xgbe_phy_rrc(pdata); xgbe_phy_rrc(pdata);
} }
return (0); return (0);
} }
static void static void
xgbe_phy_sfp_gpio_setup(struct xgbe_prv_data *pdata) xgbe_phy_sfp_gpio_setup(struct xgbe_prv_data *pdata)
{ {
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