}
/**
- * ice_ptp_reset - Initialize PTP hardware clock support after reset
+ * ice_ptp_rebuild_owner - Initialize PTP clock owner after reset
* @pf: Board private structure
- * @reset_type: the reset type being performed
+ *
+ * Companion function for ice_ptp_rebuild() which handles tasks that only the
+ * PTP clock owner instance should perform.
*/
-void ice_ptp_reset(struct ice_pf *pf, enum ice_reset_req reset_type)
+static int ice_ptp_rebuild_owner(struct ice_pf *pf)
{
struct ice_ptp *ptp = &pf->ptp;
struct ice_hw *hw = &pf->hw;
u64 time_diff;
int err;
- if (ptp->state == ICE_PTP_READY) {
- ice_ptp_prepare_for_reset(pf, reset_type);
- } else if (ptp->state != ICE_PTP_RESETTING) {
- err = -EINVAL;
- dev_err(ice_pf_to_dev(pf), "PTP was not initialized\n");
- goto err;
- }
-
- if (reset_type == ICE_RESET_PFR || !ice_pf_src_tmr_owned(pf))
- goto pfr;
-
err = ice_ptp_init_phc(hw);
if (err)
- goto err;
+ return err;
/* Acquire the global hardware lock */
if (!ice_ptp_lock(hw)) {
err = -EBUSY;
- goto err;
+ return err;
}
/* Write the increment time value to PHY and LAN */
err = ice_ptp_write_incval(hw, ice_base_incval(pf));
if (err) {
ice_ptp_unlock(hw);
- goto err;
+ return err;
}
/* Write the initial Time value to PHY and LAN using the cached PHC
err = ice_ptp_write_init(pf, &ts);
if (err) {
ice_ptp_unlock(hw);
- goto err;
+ return err;
}
/* Release the global hardware lock */
if (!ice_is_e810(hw)) {
/* Enable quad interrupts */
err = ice_ptp_cfg_phy_interrupt(pf, true, 1);
+ if (err)
+ return err;
+
+ ice_ptp_restart_all_phy(pf);
+ }
+
+ return 0;
+}
+
+/**
+ * ice_ptp_rebuild - Initialize PTP hardware clock support after reset
+ * @pf: Board private structure
+ * @reset_type: the reset type being performed
+ */
+void ice_ptp_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type)
+{
+ struct ice_ptp *ptp = &pf->ptp;
+ int err;
+
+ if (ptp->state == ICE_PTP_READY) {
+ ice_ptp_prepare_for_reset(pf, reset_type);
+ } else if (ptp->state != ICE_PTP_RESETTING) {
+ err = -EINVAL;
+ dev_err(ice_pf_to_dev(pf), "PTP was not initialized\n");
+ goto err;
+ }
+
+ if (ice_pf_src_tmr_owned(pf) && reset_type != ICE_RESET_PFR) {
+ err = ice_ptp_rebuild_owner(pf);
if (err)
goto err;
}
-pfr:
/* Init Tx structures */
if (ice_is_e810(&pf->hw)) {
err = ice_ptp_init_tx_e810(pf, &ptp->port.tx);
ptp->state = ICE_PTP_READY;
- /* Restart the PHY timestamping block */
- if (!test_bit(ICE_PFR_REQ, pf->state) &&
- ice_pf_src_tmr_owned(pf))
- ice_ptp_restart_all_phy(pf);
-
/* Start periodic work going */
kthread_queue_delayed_work(ptp->kworker, &ptp->work, 0);
u64 ice_ptp_get_rx_hwts(const union ice_32b_rx_flex_desc *rx_desc,
const struct ice_pkt_ctx *pkt_ctx);
-void ice_ptp_reset(struct ice_pf *pf, enum ice_reset_req reset_type);
+void ice_ptp_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type);
void ice_ptp_prepare_for_reset(struct ice_pf *pf,
enum ice_reset_req reset_type);
void ice_ptp_init(struct ice_pf *pf);
return 0;
}
-static inline void ice_ptp_reset(struct ice_pf *pf,
- enum ice_reset_req reset_type)
+static inline void ice_ptp_rebuild(struct ice_pf *pf,
+ enum ice_reset_req reset_type)
{
}