#include "ixgbe_common.h"
#include "ixgbe_phy.h"
+STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed);
/**
* ixgbe_init_ops_X550 - Inits func ptrs and MAC type
{
s32 status;
u16 value = 0;
+ u16 reg_slice, reg_val;
u8 retry;
for (retry = 0; retry < IXGBE_CS4227_RETRIES; ++retry) {
if (value != IXGBE_CS4227_GLOBAL_ID_VALUE)
return IXGBE_ERR_PHY;
+ status = ixgbe_read_cs4227(hw, IXGBE_CS4227_SCRATCH, &value);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* If this is the first time after power-on, check the ucode.
+ * Otherwise, this will disrupt link on all ports. Because we
+ * can only do this the first time, we must check all ports,
+ * not just our own.
+ */
+ if (value != IXGBE_CS4227_SCRATCH_VALUE) {
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB;
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ status = ixgbe_write_cs4227(hw, reg_slice, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB;
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ status = ixgbe_write_cs4227(hw, reg_slice, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + (1 << 12);
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ status = ixgbe_write_cs4227(hw, reg_slice, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB + (1 << 12);
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ status = ixgbe_write_cs4227(hw, reg_slice, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ msec_delay(10);
+ }
+
+ /* Verify that the ucode is operational on all ports. */
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB;
+ reg_val = 0xFFFF;
+ status = ixgbe_read_cs4227(hw, reg_slice, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (reg_val != 0)
+ return IXGBE_ERR_PHY;
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB;
+ reg_val = 0xFFFF;
+ status = ixgbe_read_cs4227(hw, reg_slice, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (reg_val != 0)
+ return IXGBE_ERR_PHY;
+
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + (1 << 12);
+ reg_val = 0xFFFF;
+ status = ixgbe_read_cs4227(hw, reg_slice, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (reg_val != 0)
+ return IXGBE_ERR_PHY;
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB + (1 << 12);
+ reg_val = 0xFFFF;
+ status = ixgbe_read_cs4227(hw, reg_slice, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (reg_val != 0)
+ return IXGBE_ERR_PHY;
+
+ /* Set scratch indicating that the diagnostic was successful. */
status = ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH,
IXGBE_CS4227_SCRATCH_VALUE);
if (status != IXGBE_SUCCESS)
return status;
if (value != IXGBE_CS4227_SCRATCH_VALUE)
return IXGBE_ERR_PHY;
+
return IXGBE_SUCCESS;
}
u16 autoneg_eee_reg;
u32 link_reg;
s32 status;
+ u32 fuse;
DEBUGFUNC("ixgbe_setup_eee_X550");
hw->phy.ops.write_reg(hw, IXGBE_MDIO_AUTO_NEG_EEE_ADVT,
IXGBE_MDIO_AUTO_NEG_DEV_TYPE, autoneg_eee_reg);
} else if (hw->device_id == IXGBE_DEV_ID_X550EM_X_KR) {
+ /* Not supported on first revision. */
+ fuse = IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0));
+ if (!(fuse & IXGBE_FUSES0_REV1))
+ return IXGBE_SUCCESS;
+
status = ixgbe_read_iosf_sb_reg_x550(hw,
IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg);
link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX;
+ /* Don't advertise FEC capability when EEE enabled. */
+ link_reg &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC;
+
status = ixgbe_write_iosf_sb_reg_x550(hw,
IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
link_reg &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX);
+ /* Advertise FEC capability when EEE is disabled. */
+ link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC;
+
status = ixgbe_write_iosf_sb_reg_x550(hw,
IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), pfvfspoof);
}
+/**
+ * ixgbe_iosf_wait - Wait for IOSF command completion
+ * @hw: pointer to hardware structure
+ * @ctrl: pointer to location to receive final IOSF control value
+ *
+ * Returns failing status on timeout
+ *
+ * Note: ctrl can be NULL if the IOSF control register value is not needed
+ **/
+STATIC s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl)
+{
+ u32 i, command = 0;
+
+ /* Check every 10 usec to see if the address cycle completed.
+ * The SB IOSF BUSY bit will clear when the operation is
+ * complete
+ */
+ for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+ command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
+ if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
+ break;
+ usec_delay(10);
+ }
+ if (ctrl)
+ *ctrl = command;
+ if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
+ ERROR_REPORT1(IXGBE_ERROR_POLLING, "Wait timed out\n");
+ return IXGBE_ERR_PHY;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
/**
* ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register of the IOSF
* device
s32 ixgbe_write_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr,
u32 device_type, u32 data)
{
- u32 i, command, error;
+ u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM;
+ u32 command, error;
+ s32 ret;
+
+ ret = ixgbe_acquire_swfw_semaphore(hw, gssr);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = ixgbe_iosf_wait(hw, NULL);
+ if (ret != IXGBE_SUCCESS)
+ goto out;
command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) |
(device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT));
/* Write IOSF data register */
IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA, data);
- /*
- * Check every 10 usec to see if the address cycle completed.
- * The SB IOSF BUSY bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
- command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
- if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
- break;
- }
+ ret = ixgbe_iosf_wait(hw, &command);
if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) {
error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >>
IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT;
ERROR_REPORT2(IXGBE_ERROR_POLLING,
"Failed to write, error %x\n", error);
- return IXGBE_ERR_PHY;
- }
-
- if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING, "Write timed out\n");
- return IXGBE_ERR_PHY;
+ ret = IXGBE_ERR_PHY;
}
- return IXGBE_SUCCESS;
+out:
+ ixgbe_release_swfw_semaphore(hw, gssr);
+ return ret;
}
/**
s32 ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr,
u32 device_type, u32 *data)
{
- u32 i, command, error;
+ u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM;
+ u32 command, error;
+ s32 ret;
+
+ ret = ixgbe_acquire_swfw_semaphore(hw, gssr);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = ixgbe_iosf_wait(hw, NULL);
+ if (ret != IXGBE_SUCCESS)
+ goto out;
command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) |
(device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT));
/* Write IOSF control register */
IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL, command);
- /*
- * Check every 10 usec to see if the address cycle completed.
- * The SB IOSF BUSY bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
-
- command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
- if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
- break;
- }
+ ret = ixgbe_iosf_wait(hw, &command);
if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) {
error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >>
IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT;
ERROR_REPORT2(IXGBE_ERROR_POLLING,
"Failed to read, error %x\n", error);
- return IXGBE_ERR_PHY;
+ ret = IXGBE_ERR_PHY;
}
- if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING, "Read timed out\n");
- return IXGBE_ERR_PHY;
- }
-
- *data = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA);
+ if (ret == IXGBE_SUCCESS)
+ *data = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA);
- return IXGBE_SUCCESS;
+out:
+ ixgbe_release_swfw_semaphore(hw, gssr);
+ return ret;
}
/**
}
/**
- * ixgbe_setup_sfp_modules_X550em - Setup SFP module
+ * ixgbe_supported_sfp_modules_X550em - Check if SFP module type is supported
* @hw: pointer to hardware structure
+ * @linear: true if SFP module is linear
*/
-s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw)
+STATIC s32 ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear)
{
- bool setup_linear;
- u16 reg_slice, edc_mode;
- s32 ret_val;
-
- DEBUGFUNC("ixgbe_setup_sfp_modules_X550em");
+ DEBUGFUNC("ixgbe_supported_sfp_modules_X550em");
switch (hw->phy.sfp_type) {
- case ixgbe_sfp_type_unknown:
- return IXGBE_SUCCESS;
case ixgbe_sfp_type_not_present:
return IXGBE_ERR_SFP_NOT_PRESENT;
case ixgbe_sfp_type_da_cu_core0:
case ixgbe_sfp_type_da_cu_core1:
- setup_linear = true;
+ *linear = true;
break;
case ixgbe_sfp_type_srlr_core0:
case ixgbe_sfp_type_srlr_core1:
case ixgbe_sfp_type_1g_sx_core1:
case ixgbe_sfp_type_1g_lx_core0:
case ixgbe_sfp_type_1g_lx_core1:
- setup_linear = false;
+ *linear = false;
break;
+ case ixgbe_sfp_type_unknown:
+ case ixgbe_sfp_type_1g_cu_core0:
+ case ixgbe_sfp_type_1g_cu_core1:
default:
return IXGBE_ERR_SFP_NOT_SUPPORTED;
}
- ixgbe_init_mac_link_ops_X550em(hw);
- hw->phy.ops.reset = NULL;
+ return IXGBE_SUCCESS;
+}
- /* The CS4227 slice address is the base address + the port-pair reg
- * offset. I.e. Slice 0 = 0x12B0 and slice 1 = 0x22B0.
- */
- reg_slice = IXGBE_CS4227_SPARE24_LSB + (hw->bus.lan_id << 12);
+/**
+ * ixgbe_identify_sfp_module_X550em - Identifies SFP modules
+ * @hw: pointer to hardware structure
+ *
+ * Searches for and identifies the SFP module and assigns appropriate PHY type.
+ **/
+s32 ixgbe_identify_sfp_module_X550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ bool linear;
- if (setup_linear)
- edc_mode = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
- else
- edc_mode = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ DEBUGFUNC("ixgbe_identify_sfp_module_X550em");
- /* Configure CS4227 for connection type. */
- ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
- edc_mode);
+ status = ixgbe_identify_module_generic(hw);
- if (ret_val != IXGBE_SUCCESS)
- ret_val = ixgbe_write_i2c_combined(hw, 0x80, reg_slice,
- edc_mode);
+ if (status != IXGBE_SUCCESS)
+ return status;
- return ret_val;
+ /* Check if SFP module is supported */
+ status = ixgbe_supported_sfp_modules_X550em(hw, &linear);
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_sfp_modules_X550em - Setup MAC link ops
+ * @hw: pointer to hardware structure
+ */
+s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ bool linear;
+
+ DEBUGFUNC("ixgbe_setup_sfp_modules_X550em");
+
+ /* Check if SFP module is supported */
+ status = ixgbe_supported_sfp_modules_X550em(hw, &linear);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ ixgbe_init_mac_link_ops_X550em(hw);
+ hw->phy.ops.reset = NULL;
+
+ return IXGBE_SUCCESS;
}
/**
return status;
/* If high temperature failure, then return over temp error and exit */
- if (reg & IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL)
+ if (reg & IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL) {
+ /* power down the PHY in case the PHY FW didn't already */
+ ixgbe_set_copper_phy_power(hw, false);
return IXGBE_ERR_OVERTEMP;
+ }
/* Vendor alarm 2 triggered */
status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG,
return status;
}
+/**
+ * ixgbe_setup_kr_speed_x550em - Configure the KR PHY for link speed.
+ * @hw: pointer to hardware structure
+ * @speed: link speed
+ *
+ * Configures the integrated KR PHY.
+ **/
+STATIC s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed)
+{
+ s32 status;
+ u32 reg_val;
+
+ status = ixgbe_read_iosf_sb_reg_x550(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status)
+ return status;
+
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
+ reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR |
+ IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX);
+
+ /* Advertise 10G support. */
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL)
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR;
+
+ /* Advertise 1G support. */
+ if (speed & IXGBE_LINK_SPEED_1GB_FULL)
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX;
+
+ /* Restart auto-negotiation. */
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART;
+ status = ixgbe_write_iosf_sb_reg_x550(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ return status;
+}
+
/**
* ixgbe_init_phy_ops_X550em - PHY/SFP specific init
* @hw: pointer to hardware structure
s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw)
{
struct ixgbe_phy_info *phy = &hw->phy;
+ ixgbe_link_speed speed;
s32 ret_val;
DEBUGFUNC("ixgbe_init_phy_ops_X550em");
if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) {
phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
ixgbe_setup_mux_ctl(hw);
+
+ /* Save NW management interface connected on board. This is used
+ * to determine internal PHY mode.
+ */
+ phy->nw_mng_if_sel = IXGBE_READ_REG(hw, IXGBE_NW_MNG_IF_SEL);
+
+ /* If internal PHY mode is KR, then initialize KR link */
+ if (phy->nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE) {
+ speed = IXGBE_LINK_SPEED_10GB_FULL |
+ IXGBE_LINK_SPEED_1GB_FULL;
+ ret_val = ixgbe_setup_kr_speed_x550em(hw, speed);
+ }
+
+ phy->ops.identify_sfp = ixgbe_identify_sfp_module_X550em;
}
/* Identify the PHY or SFP module */
phy->ops.write_reg = ixgbe_write_phy_reg_x550em;
break;
case ixgbe_phy_x550em_ext_t:
- phy->ops.setup_internal_link =
- ixgbe_setup_internal_phy_t_x550em;
+ /* Save NW management interface connected on board. This is used
+ * to determine internal PHY mode
+ */
+ phy->nw_mng_if_sel = IXGBE_READ_REG(hw, IXGBE_NW_MNG_IF_SEL);
+
+ /* If internal link mode is XFI, then setup iXFI internal link,
+ * else setup KR now.
+ */
+ if (!(phy->nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) {
+ phy->ops.setup_internal_link =
+ ixgbe_setup_internal_phy_t_x550em;
+ } else {
+ speed = IXGBE_LINK_SPEED_10GB_FULL |
+ IXGBE_LINK_SPEED_1GB_FULL;
+ ret_val = ixgbe_setup_kr_speed_x550em(hw, speed);
+ }
+
phy->ops.enter_lplu = ixgbe_enter_lplu_t_x550em;
phy->ops.handle_lasi = ixgbe_handle_lasi_ext_t_x550em;
phy->ops.reset = ixgbe_reset_phy_t_X550em;
*/
s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
{
- struct ixgbe_hic_hdr fw_cmd;
ixgbe_link_speed link_speed;
s32 status;
u32 ctrl = 0;
u32 i;
+ u32 hlreg0;
bool link_up = false;
DEBUGFUNC("ixgbe_reset_hw_X550em");
- fw_cmd.cmd = FW_PHY_MGMT_REQ_CMD;
- fw_cmd.buf_len = 0;
- fw_cmd.cmd_or_resp.cmd_resv = 0;
- fw_cmd.checksum = FW_DEFAULT_CHECKSUM;
- status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
- sizeof(fw_cmd),
- IXGBE_HI_PHY_MGMT_REQ_TIMEOUT,
- true);
- if (status)
- ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "PHY mgmt command failed with %d\n", status);
- else if (fw_cmd.cmd_or_resp.ret_status != FW_CEM_RESP_STATUS_SUCCESS)
- ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "PHY mgmt command returned %d\n",
- fw_cmd.cmd_or_resp.ret_status);
-
/* Call adapter stop to disable Tx/Rx and clear interrupts */
status = hw->mac.ops.stop_adapter(hw);
if (status != IXGBE_SUCCESS)
hw->mac.num_rar_entries = 128;
hw->mac.ops.init_rx_addrs(hw);
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) {
+ /* Config MDIO clock speed. */
+ hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+ hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
+ IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
+ }
if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP)
ixgbe_setup_mux_ctl(hw);
**/
s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw)
{
- s32 status;
- u32 reg_val;
-
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status)
- return status;
-
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
- reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_FEC_REQ |
- IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC);
- reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR |
- IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX);
-
- /* Advertise 10G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR;
-
- /* Advertise 1G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX;
-
- /* Restart auto-negotiation. */
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
-
- return status;
+ return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised);
}
/**
u32 reg_val;
status = ixgbe_read_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1,
- IXGBE_SB_IOSF_TARGET_KX4_PCS0 + hw->bus.lan_id, ®_val);
+ IXGBE_SB_IOSF_TARGET_KX4_PCS, ®_val);
if (status)
return status;
/* Restart auto-negotiation. */
reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_RESTART;
status = ixgbe_write_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1,
- IXGBE_SB_IOSF_TARGET_KX4_PCS0 + hw->bus.lan_id, reg_val);
+ IXGBE_SB_IOSF_TARGET_KX4_PCS, reg_val);
return status;
}
}
/**
- * ixgbe_setup_mac_link_sfp_x550em - Configure the KR PHY for SFP.
+ * ixgbe_ext_phy_t_x550em_get_link - Get ext phy link status
+ * @hw: address of hardware structure
+ * @link_up: address of boolean to indicate link status
+ *
+ * Returns error code if unable to get link status.
+ */
+STATIC s32 ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up)
+{
+ u32 ret;
+ u16 autoneg_status;
+
+ *link_up = false;
+
+ /* read this twice back to back to indicate current status */
+ ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_status);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_status);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ *link_up = !!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_setup_mac_link_sfp_x550em - Setup internal/external the PHY for SFP
* @hw: pointer to hardware structure
*
- * Configures the integrated KR PHY for SFP support.
+ * Configure the external PHY and the integrated KR PHY for SFP support.
**/
s32 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
bool autoneg_wait_to_complete)
{
+ s32 ret_val;
+ u16 reg_slice, reg_val;
+ bool setup_linear = false;
UNREFERENCED_1PARAMETER(autoneg_wait_to_complete);
- return ixgbe_setup_ixfi_x550em(hw, &speed);
+ /* Check if SFP module is supported and linear */
+ ret_val = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear);
+
+ /* If no SFP module present, then return success. Return success since
+ * there is no reason to configure CS4227 and SFP not present error is
+ * not excepted in the setup MAC link flow.
+ */
+ if (ret_val == IXGBE_ERR_SFP_NOT_PRESENT)
+ return IXGBE_SUCCESS;
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ /* Configure CS4227 for LINE connection rate then type. */
+ reg_slice = IXGBE_CS4227_LINE_SPARE22_MSB + (hw->bus.lan_id << 12);
+ reg_val = (speed & IXGBE_LINK_SPEED_10GB_FULL) ? 0 : 0x8000;
+ ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
+ reg_val);
+
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + (hw->bus.lan_id << 12);
+ if (setup_linear)
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ else
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
+ reg_val);
+
+ /* Configure CS4227 for HOST connection rate then type. */
+ reg_slice = IXGBE_CS4227_HOST_SPARE22_MSB + (hw->bus.lan_id << 12);
+ reg_val = (speed & IXGBE_LINK_SPEED_10GB_FULL) ? 0 : 0x8000;
+ ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
+ reg_val);
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB + (hw->bus.lan_id << 12);
+ if (setup_linear)
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ else
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
+ reg_val);
+
+ /* If internal link mode is XFI, then setup XFI internal link. */
+ if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE))
+ ret_val = ixgbe_setup_ixfi_x550em(hw, &speed);
+
+ return ret_val;
}
/**
*/
s32 ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw)
{
- u32 status;
- u16 autoneg_status, speed;
ixgbe_link_speed force_speed;
+ bool link_up;
+ u32 status;
+ u16 speed;
if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_copper)
return IXGBE_ERR_CONFIG;
- /* read this twice back to back to indicate current status */
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
- if (status != IXGBE_SUCCESS)
- return status;
-
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
+ /* If link is not up, then there is no setup necessary so return */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
if (status != IXGBE_SUCCESS)
return status;
- /* If link is not up, then there is no setup necessary so return */
- if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS))
+ if (!link_up)
return IXGBE_SUCCESS;
status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT,
IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
&speed);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* If link is not still up, then no setup is necessary so return */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (!link_up)
+ return IXGBE_SUCCESS;
/* clear everything but the speed and duplex bits */
speed &= IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK;
**/
s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw)
{
- u16 autoneg_status, an_10g_cntl_reg, autoneg_reg, speed;
+ u16 an_10g_cntl_reg, autoneg_reg, speed;
s32 status;
ixgbe_link_speed lcd_speed;
u32 save_autoneg;
+ bool link_up;
/* If blocked by MNG FW, then don't restart AN */
if (ixgbe_check_reset_blocked(hw))
return IXGBE_SUCCESS;
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
-
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
if (status != IXGBE_SUCCESS)
return status;
/* If link is down, LPLU disabled in NVM, WoL disabled, or manageability
* disabled, then force link down by entering low power mode.
*/
- if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS) ||
- !(hw->eeprom.ctrl_word_3 & NVM_INIT_CTRL_3_LPLU) ||
+ if (!link_up || !(hw->eeprom.ctrl_word_3 & NVM_INIT_CTRL_3_LPLU) ||
!(hw->wol_enabled || ixgbe_mng_present(hw)))
return ixgbe_set_copper_phy_power(hw, FALSE);
if (status != IXGBE_SUCCESS)
return status;
+ /* If no link now, speed is invalid so take link down */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
+ if (status != IXGBE_SUCCESS)
+ return ixgbe_set_copper_phy_power(hw, false);
+
/* clear everything but the speed bits */
speed &= IXGBE_MDIO_AUTO_NEG_VEN_STAT_SPEED_MASK;
/* Clear AN completed indication */
status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM,
IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
+ &autoneg_reg);
if (status != IXGBE_SUCCESS)
return status;
return status;
if (lsc)
- return ixgbe_setup_internal_phy_t_x550em(hw);
+ return ixgbe_setup_internal_phy(hw);
return IXGBE_SUCCESS;
}
else
force_speed = IXGBE_LINK_SPEED_1GB_FULL;
- status = ixgbe_setup_ixfi_x550em(hw, &force_speed);
+ /* If internal link mode is XFI, then setup XFI internal link. */
+ if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) {
+ status = ixgbe_setup_ixfi_x550em(hw, &force_speed);
- if (status != IXGBE_SUCCESS)
- return status;
+ if (status != IXGBE_SUCCESS)
+ return status;
+ }
return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete);
}