Create API for fast linkup configuration.

Signed-off-by: Martin Liao <[email protected]>

Author: Martin Liao

inc/saiport.h

@@ -2712,6 +2712,15 @@ typedef enum _sai_port_attr_t
      */
     SAI_PORT_ATTR_PAM4_EYE_VALUES,
 
+    /**
+     * @brief Enables the fast link-up for a port on port/link recovery. Vendors can use to reduce linkup time on remote link failure
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     */
+    SAI_PORT_ATTR_FAST_LINKUP_ENABLED,
+
     /**
      * @brief End of attributes
      */

inc/saiswitch.h

@@ -3468,6 +3468,58 @@ typedef enum _sai_switch_attr_t
      */
     SAI_SWITCH_ATTR_NEXT_HOP_USER_META_DATA_RANGE,
 
+    /**
+     * @brief Linkup polling time range (in secs)
+     *
+     * @type sai_u16_range_t
+     * @flags READ_ONLY
+     */
+    SAI_SWITCH_ATTR_FAST_LINKUP_POLLING_TIME_RANGE,
+
+    /**
+     * @brief Time (in sec) during which the fast link-up is attempted.
+     *
+     * If this timer expires before the link is UP the regular link-up will be performed
+     * Supported range can be obtained using SAI_SWITCH_ATTR_FAST_LINKUP_POLLING_TIME_RANGE
+     *
+     * @type sai_uint16_t
+     * @flags CREATE_AND_SET
+     * @default 60
+     */
+    SAI_SWITCH_ATTR_FAST_LINKUP_POLLING_TIME,
+
+    /**
+     * @brief Linkup guard time range (in secs)
+     *
+     * @type sai_u16_range_t
+     * @flags READ_ONLY
+     */
+    SAI_SWITCH_ATTR_FAST_LINKUP_GUARD_TIME_RANGE,
+
+    /**
+     * @brief Time (in secs) during which the link must be UP and have the BER below the level configured with SAI_SWITCH_ATTR_FAST_LINKUP_GUARD_TIME_BER to have the next linkup as fast link-up
+     *
+     * If either link failures or high BER event happen during the configured time then full link-up flow (not fast) will be used for next link-up.
+     * After setting the port's Admin status to UP the regular (non-fast) link-up flow is used
+     * Supported range can be obtained using SAI_SWITCH_ATTR_FAST_LINKUP_GUARD_TIME_RANGE
+     *
+     * @type sai_uint16_t
+     * @flags CREATE_AND_SET
+     * @default 10
+     */
+    SAI_SWITCH_ATTR_FAST_LINKUP_GUARD_TIME,
+
+    /**
+     * @brief Configures the BER (negative exponent only, mantissa is always 1) which is if measured during
+     *
+     * SAI_SWITCH_ATTR_FAST_LINKUP_GUARD_TIME causes the full link-up flow. For example, "12" configured here is 1e^-12)
+     *
+     * @type sai_uint8_t
+     * @flags CREATE_AND_SET
+     * @default 12
+     */
+    SAI_SWITCH_ATTR_FAST_LINKUP_BER_THRESHOLD,
+
     /**
      * @brief End of attributes
      */