#include "ixgbe_phy.h"
STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed);
+static s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *, u32 mask);
+static void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *, u32 mask);
/**
* ixgbe_init_ops_X550 - Inits func ptrs and MAC type
**/
STATIC s32 ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value)
{
- return ixgbe_read_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, value);
+ return hw->link.ops.read_link_unlocked(hw, hw->link.addr, reg, value);
}
/**
**/
STATIC s32 ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value)
{
- return ixgbe_write_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, value);
+ return hw->link.ops.write_link_unlocked(hw, hw->link.addr, reg, value);
}
/**
return IXGBE_NOT_IMPLEMENTED;
}
+/**
+ * ixgbe_read_i2c_combined_generic - Perform I2C read combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to read from
+ * @reg: I2C device register to read from
+ * @val: pointer to location to receive read value
+ *
+ * Returns an error code on error.
+ **/
+static s32 ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr,
+ u16 reg, u16 *val)
+{
+ return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, true);
+}
+
+/**
+ * ixgbe_read_i2c_combined_generic_unlocked - Do I2C read combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to read from
+ * @reg: I2C device register to read from
+ * @val: pointer to location to receive read value
+ *
+ * Returns an error code on error.
+ **/
+static s32
+ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr,
+ u16 reg, u16 *val)
+{
+ return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, false);
+}
+
+/**
+ * ixgbe_write_i2c_combined_generic - Perform I2C write combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to write to
+ * @reg: I2C device register to write to
+ * @val: value to write
+ *
+ * Returns an error code on error.
+ **/
+static s32 ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw,
+ u8 addr, u16 reg, u16 val)
+{
+ return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, true);
+}
+
+/**
+ * ixgbe_write_i2c_combined_generic_unlocked - Do I2C write combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to write to
+ * @reg: I2C device register to write to
+ * @val: value to write
+ *
+ * Returns an error code on error.
+ **/
+static s32
+ixgbe_write_i2c_combined_generic_unlocked(struct ixgbe_hw *hw,
+ u8 addr, u16 reg, u16 val)
+{
+ return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, false);
+}
+
/**
* ixgbe_init_ops_X550EM - Inits func ptrs and MAC type
* @hw: pointer to hardware structure
struct ixgbe_mac_info *mac = &hw->mac;
struct ixgbe_eeprom_info *eeprom = &hw->eeprom;
struct ixgbe_phy_info *phy = &hw->phy;
+ struct ixgbe_link_info *link = &hw->link;
s32 ret_val;
DEBUGFUNC("ixgbe_init_ops_X550EM");
mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550;
mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550em;
mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550em;
+ link->ops.read_link = ixgbe_read_i2c_combined_generic;
+ link->ops.read_link_unlocked =
+ ixgbe_read_i2c_combined_generic_unlocked;
+ link->ops.write_link = ixgbe_write_i2c_combined_generic;
+ link->ops.write_link_unlocked =
+ ixgbe_write_i2c_combined_generic_unlocked;
+ link->addr = IXGBE_CS4227;
}
if (hw->mac.type == ixgbe_mac_X550EM_a) {
mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550a;
mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550a;
+ mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550a;
+ mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550a;
}
mac->ops.get_media_type = ixgbe_get_media_type_X550em;
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))
+ /* Not supported on first revision of X550EM_x. */
+ if ((hw->mac.type == ixgbe_mac_X550EM_x) &&
+ !(IXGBE_FUSES0_REV_MASK &
+ IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))))
return IXGBE_SUCCESS;
status = ixgbe_read_iosf_sb_reg_x550(hw,
return ret;
}
+/**
+ * ixgbe_get_phy_token - Get the token for shared phy access
+ * @hw: Pointer to hardware structure
+ */
+
+s32 ixgbe_get_phy_token(struct ixgbe_hw *hw)
+{
+ struct ixgbe_hic_phy_token_req token_cmd;
+ s32 status;
+
+ token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD;
+ token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN;
+ token_cmd.hdr.cmd_or_resp.cmd_resv = 0;
+ token_cmd.port_number = hw->bus.lan_id;
+ token_cmd.command_type = FW_PHY_TOKEN_REQ;
+ token_cmd.pad = 0;
+ status = ixgbe_host_interface_command(hw, (u32 *)&token_cmd,
+ sizeof(token_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (status)
+ return status;
+ if (token_cmd.hdr.cmd_or_resp.ret_status == FW_PHY_TOKEN_OK)
+ return IXGBE_SUCCESS;
+ if (token_cmd.hdr.cmd_or_resp.ret_status != FW_PHY_TOKEN_RETRY)
+ return IXGBE_ERR_FW_RESP_INVALID;
+
+ return IXGBE_ERR_TOKEN_RETRY;
+}
+
+/**
+ * ixgbe_put_phy_token - Put the token for shared phy access
+ * @hw: Pointer to hardware structure
+ */
+
+s32 ixgbe_put_phy_token(struct ixgbe_hw *hw)
+{
+ struct ixgbe_hic_phy_token_req token_cmd;
+ s32 status;
+
+ token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD;
+ token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN;
+ token_cmd.hdr.cmd_or_resp.cmd_resv = 0;
+ token_cmd.port_number = hw->bus.lan_id;
+ token_cmd.command_type = FW_PHY_TOKEN_REL;
+ token_cmd.pad = 0;
+ status = ixgbe_host_interface_command(hw, (u32 *)&token_cmd,
+ sizeof(token_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (status)
+ return status;
+ if (token_cmd.hdr.cmd_or_resp.ret_status == FW_PHY_TOKEN_OK)
+ return IXGBE_SUCCESS;
+ return IXGBE_ERR_FW_RESP_INVALID;
+}
+
/**
* ixgbe_write_iosf_sb_reg_x550a - Writes a value to specified register
* of the IOSF device
phy->ops.setup_internal_link =
ixgbe_setup_internal_phy_t_x550em;
- /* setup SW LPLU only for first revision */
- if (!(IXGBE_FUSES0_REV1 & IXGBE_READ_REG(hw,
- IXGBE_FUSES0_GROUP(0))))
+ /* setup SW LPLU only for first revision of X550EM_x */
+ if ((hw->mac.type == ixgbe_mac_X550EM_x) &&
+ !(IXGBE_FUSES0_REV_MASK &
+ IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))))
phy->ops.enter_lplu = ixgbe_enter_lplu_t_x550em;
phy->ops.handle_lasi = ixgbe_handle_lasi_ext_t_x550em;
return ret_val;
}
+/**
+ * ixgbe_set_mdio_speed - Set MDIO clock speed
+ * @hw: pointer to hardware structure
+ */
+static void ixgbe_set_mdio_speed(struct ixgbe_hw *hw)
+{
+ u32 hlreg0;
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_X_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_SFP:
+ case IXGBE_DEV_ID_X550EM_A_QSFP:
+ /* Config MDIO clock speed before the first MDIO PHY access */
+ hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+ hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
+ IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
+ break;
+ default:
+ break;
+ }
+}
+
/**
* ixgbe_reset_hw_X550em - Perform hardware reset
* @hw: pointer to hardware structure
s32 status;
u32 ctrl = 0;
u32 i;
- u32 hlreg0;
bool link_up = false;
DEBUGFUNC("ixgbe_reset_hw_X550em");
/* flush pending Tx transactions */
ixgbe_clear_tx_pending(hw);
- if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) {
- /* Config MDIO clock speed before the first MDIO PHY access */
- hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
- hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
- IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
- }
+ ixgbe_set_mdio_speed(hw);
/* PHY ops must be identified and initialized prior to reset */
status = hw->phy.ops.init(hw);
hw->mac.num_rar_entries = 128;
hw->mac.ops.init_rx_addrs(hw);
+ ixgbe_set_mdio_speed(hw);
+
if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP)
ixgbe_setup_mux_ctl(hw);
reg_slice = IXGBE_CS4227_LINE_SPARE22_MSB +
(hw->bus.lan_id << 12);
reg_val = IXGBE_CS4227_SPEED_10G;
- ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
- reg_val);
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB +
(hw->bus.lan_id << 12);
reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
- ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
- reg_val);
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, 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) ?
IXGBE_CS4227_SPEED_10G : IXGBE_CS4227_SPEED_1G;
- ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
- reg_val);
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB +
(hw->bus.lan_id << 12);
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);
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
/* Setup XFI internal link. */
ret_val = ixgbe_setup_ixfi_x550em(hw, &speed);
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);
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
}
return ret_val;
}
bool link_up;
/* SW LPLU not required on later HW revisions. */
- if (IXGBE_FUSES0_REV1 & IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0)))
+ if ((hw->mac.type == ixgbe_mac_X550EM_x) &&
+ (IXGBE_FUSES0_REV_MASK &
+ IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))))
return IXGBE_SUCCESS;
/* If blocked by MNG FW, then don't restart AN */
ixgbe_release_swfw_sync_X540(hw, mask);
}
+/**
+ * ixgbe_acquire_swfw_sync_X550a - Acquire SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to acquire
+ *
+ * Acquires the SWFW semaphore and get the shared phy token as needed
+ */
+static s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask)
+{
+ u32 hmask = mask & ~IXGBE_GSSR_TOKEN_SM;
+ int retries = FW_PHY_TOKEN_RETRIES;
+ s32 status = IXGBE_SUCCESS;
+
+ DEBUGFUNC("ixgbe_acquire_swfw_sync_X550a");
+
+ while (--retries) {
+ if (hmask)
+ status = ixgbe_acquire_swfw_sync_X540(hw, hmask);
+ if (status)
+ break;
+ if (!(mask & IXGBE_GSSR_TOKEN_SM))
+ break;
+ status = ixgbe_get_phy_token(hw);
+ if (status != IXGBE_ERR_TOKEN_RETRY)
+ break;
+ if (hmask)
+ ixgbe_release_swfw_sync_X540(hw, hmask);
+ msec_delay(FW_PHY_TOKEN_DELAY);
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_release_swfw_sync_X550a - Release SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to release
+ *
+ * Releases the SWFW semaphore and puts the shared phy token as needed
+ */
+static void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask)
+{
+ u32 hmask = mask & ~IXGBE_GSSR_TOKEN_SM;
+
+ DEBUGFUNC("ixgbe_release_swfw_sync_X550a");
+
+ if (mask & IXGBE_GSSR_TOKEN_SM)
+ ixgbe_put_phy_token(hw);
+
+ if (hmask)
+ ixgbe_release_swfw_sync_X540(hw, hmask);
+}
+
/**
* ixgbe_handle_lasi_ext_t_x550em - Handle external Base T PHY interrupt
* @hw: pointer to hardware structure