fm10k_update_hw_stats_q(hw, q, idx, qpp);
}
-STATIC s32 fm10k_iov_report_timestamp_pf(struct fm10k_hw *hw,
- struct fm10k_vf_info *vf_info,
- u64 timestamp)
-{
- u32 msg[4];
-
- /* generate port state response to notify VF it is not ready */
- fm10k_tlv_msg_init(msg, FM10K_VF_MSG_ID_1588);
- fm10k_tlv_attr_put_u64(msg, FM10K_1588_MSG_TIMESTAMP, timestamp);
-
- return vf_info->mbx.ops.enqueue_tx(hw, &vf_info->mbx, msg);
-}
-
/**
* fm10k_iov_msg_msix_pf - Message handler for MSI-X request from VF
* @hw: Pointer to hardware structure
return FM10K_SUCCESS;
}
+/* currently there is no shared 1588 timestamp handler */
+
const struct fm10k_tlv_attr fm10k_1588_timestamp_msg_attr[] = {
FM10K_TLV_ATTR_LE_STRUCT(FM10K_PF_ATTR_ID_1588_TIMESTAMP,
sizeof(struct fm10k_swapi_1588_timestamp)),
FM10K_TLV_ATTR_LAST
};
-const struct fm10k_tlv_attr fm10k_tx_timestamp_mode_attr[] = {
- FM10K_TLV_ATTR_LE_STRUCT(FM10K_PF_ATTR_ID_TIMESTAMP_MODE_RESP,
- sizeof(struct fm10k_swapi_tx_timestamp_mode)),
+const struct fm10k_tlv_attr fm10k_1588_clock_owner_attr[] = {
+ FM10K_TLV_ATTR_LE_STRUCT(FM10K_PF_ATTR_ID_1588_CLOCK_OWNER,
+ sizeof(struct fm10k_swapi_1588_clock_owner)),
FM10K_TLV_ATTR_LAST
};
-/* currently there is no shared 1588 timestamp handler */
+const struct fm10k_tlv_attr fm10k_master_clk_offset_attr[] = {
+ FM10K_TLV_ATTR_U64(FM10K_PF_ATTR_ID_MASTER_CLK_OFFSET),
+ FM10K_TLV_ATTR_LAST
+};
/**
- * fm10k_request_tx_timestamp_mode_pf - Request a specific Tx timestamping mode
+ * fm10k_iov_notify_offset_pf - Notify VF of change in PTP offset
* @hw: pointer to hardware structure
- * @glort: base resource tag for this request
- * @mode: integer value indicating the requested mode
+ * @vf_info: pointer to the vf info structure
+ * @offset: 64bit unsigned offset from hardware SYSTIME
*
- * This function will attempt to request a specific timestamp mode for the
- * port so that it can receive Tx timestamp messages.
+ * This function sends a message to a given VF to notify it of PTP offset
+ * changes.
**/
-STATIC s32 fm10k_request_tx_timestamp_mode_pf(struct fm10k_hw *hw,
- u16 glort,
- u8 mode)
+STATIC void fm10k_iov_notify_offset_pf(struct fm10k_hw *hw,
+ struct fm10k_vf_info *vf_info,
+ u64 offset)
{
- struct fm10k_mbx_info *mbx = &hw->mbx;
- u32 msg[3], timestamp_mode;
+ u32 msg[4];
- DEBUGFUNC("fm10k_request_timestamp_mode_pf");
+ fm10k_tlv_msg_init(msg, FM10K_VF_MSG_ID_1588);
+ fm10k_tlv_attr_put_u64(msg, FM10K_1588_MSG_CLK_OFFSET, offset);
- if (mode > FM10K_TIMESTAMP_MODE_PEP_TO_ANY)
- return FM10K_ERR_PARAM;
+ if (vf_info->mbx.ops.enqueue_tx)
+ vf_info->mbx.ops.enqueue_tx(hw, &vf_info->mbx, msg);
+}
- /* if glort is not valid return error */
- if (!fm10k_glort_valid_pf(hw, glort))
- return FM10K_ERR_PARAM;
+/**
+ * fm10k_msg_1588_clock_owner_pf - Message handler for clock ownership from SM
+ * @hw: pointer to hardware structure
+ * @results: pointer to array containing parsed data,
+ * @mbx: Pointer to mailbox information structure
+ *
+ * This handler configures the FM10K_HW_FLAG_CLOCK_OWNER field for the PF
+ */
+s32 fm10k_msg_1588_clock_owner_pf(struct fm10k_hw *hw, u32 **results,
+ struct fm10k_mbx_info *mbx)
+{
+ struct fm10k_swapi_1588_clock_owner msg;
+ u16 glort;
+ s32 err;
- /* write timestamp mode as a single u32 value,
- * lower 16 bits: glort
- * upper 16 bits: mode
- */
- timestamp_mode = ((u32)mode << 16) | glort;
+ UNREFERENCED_1PARAMETER(mbx);
+ DEBUGFUNC("fm10k_msg_1588_clock_owner");
- /* generate message requesting change to xcast mode */
- fm10k_tlv_msg_init(msg, FM10K_PF_MSG_ID_TX_TIMESTAMP_MODE);
- fm10k_tlv_attr_put_u32(msg, FM10K_PF_ATTR_ID_TIMESTAMP_MODE_REQ, timestamp_mode);
+ err = fm10k_tlv_attr_get_le_struct(
+ results[FM10K_PF_ATTR_ID_1588_CLOCK_OWNER],
+ &msg, sizeof(msg));
+ if (err)
+ return err;
- /* load onto outgoing mailbox */
- return mbx->ops.enqueue_tx(hw, mbx, msg);
+ /* We own the clock iff the glort matches us and the enabled field is
+ * true. Otherwise, the clock must belong to some other port.
+ */
+ glort = le16_to_cpu(msg.glort);
+ if (fm10k_glort_valid_pf(hw, glort) && msg.enabled)
+ hw->flags |= FM10K_HW_FLAG_CLOCK_OWNER;
+ else
+ hw->flags &= ~FM10K_HW_FLAG_CLOCK_OWNER;
+
+ return FM10K_SUCCESS;
}
/**
DEBUGFUNC("fm10k_adjust_systime_pf");
+ /* ensure that we control the clock */
+ if (!(hw->flags & FM10K_HW_FLAG_CLOCK_OWNER))
+ return FM10K_ERR_DEVICE_NOT_SUPPORTED;
+
/* if sw_addr is not set we don't have switch register access */
if (!hw->sw_addr)
return ppb ? FM10K_ERR_PARAM : FM10K_SUCCESS;
if (systime_adjust > FM10K_SW_SYSTIME_ADJUST_MASK)
return FM10K_ERR_PARAM;
- if (ppb < 0)
- systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_NEGATIVE;
+ if (ppb > 0)
+ systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_POSITIVE;
FM10K_WRITE_SW_REG(hw, FM10K_SW_SYSTIME_ADJUST, (u32)systime_adjust);
return FM10K_SUCCESS;
}
+/**
+ * fm10k_notify_offset_pf - Notify switch of change in PTP offset
+ * @hw: pointer to hardware structure
+ * @offset: 64bit unsigned offset of SYSTIME
+ *
+ * This function sends a message to the switch to indicate a change in the
+ * offset of the hardware SYSTIME registers. The switch manager is
+ * responsible for transmitting this message to other hosts.
+ */
+STATIC s32 fm10k_notify_offset_pf(struct fm10k_hw *hw, u64 offset)
+{
+ struct fm10k_mbx_info *mbx = &hw->mbx;
+ u32 msg[4];
+
+ DEBUGFUNC("fm10k_notify_offset_pf");
+
+ /* ensure that we control the clock */
+ if (!(hw->flags & FM10K_HW_FLAG_CLOCK_OWNER))
+ return FM10K_ERR_DEVICE_NOT_SUPPORTED;
+
+ fm10k_tlv_msg_init(msg, FM10K_PF_MSG_ID_MASTER_CLK_OFFSET);
+ fm10k_tlv_attr_put_u64(msg, FM10K_PF_ATTR_ID_MASTER_CLK_OFFSET, offset);
+
+ /* load onto outgoing mailbox */
+ return mbx->ops.enqueue_tx(hw, mbx, msg);
+}
+
/**
* fm10k_read_systime_pf - Reads value of systime registers
* @hw: pointer to the hardware structure
FM10K_PF_MSG_ERR_HANDLER(LPORT_CREATE, fm10k_msg_err_pf),
FM10K_PF_MSG_ERR_HANDLER(LPORT_DELETE, fm10k_msg_err_pf),
FM10K_PF_MSG_UPDATE_PVID_HANDLER(fm10k_msg_update_pvid_pf),
+ FM10K_PF_MSG_1588_CLOCK_OWNER_HANDLER(fm10k_msg_1588_clock_owner_pf),
FM10K_TLV_MSG_ERROR_HANDLER(fm10k_tlv_msg_error),
};
mac->ops.get_fault = &fm10k_get_fault_pf;
mac->ops.get_host_state = &fm10k_get_host_state_pf;
mac->ops.adjust_systime = &fm10k_adjust_systime_pf;
+ mac->ops.notify_offset = &fm10k_notify_offset_pf;
mac->ops.read_systime = &fm10k_read_systime_pf;
- mac->ops.request_tx_timestamp_mode = &fm10k_request_tx_timestamp_mode_pf;
mac->max_msix_vectors = fm10k_get_pcie_msix_count_generic(hw);
iov->ops.set_lport = &fm10k_iov_set_lport_pf;
iov->ops.reset_lport = &fm10k_iov_reset_lport_pf;
iov->ops.update_stats = &fm10k_iov_update_stats_pf;
- iov->ops.report_timestamp = &fm10k_iov_report_timestamp_pf;
+ iov->ops.notify_offset = &fm10k_iov_notify_offset_pf;
return fm10k_sm_mbx_init(hw, &hw->mbx, fm10k_msg_data_pf);
}