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qcacld-3.0: Update linkspeed state to F/W for roaming protocol part

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To avoid unmeaningful roaming, when low RSSI trigger,
only roam when rx linkspeed is also bad.
Steps:
1. F/W indicates feature supported by:
	wmi_service_linkspeed_roam_trigger_support
2. App sets vdev rx link speed threshold by vendor cmd.
3. Bus_bw_work gets rx link speed from data path periodically.
4. If found rx link speed change from good to poor, or poor to good, send
	to F/W.
5. F/W low rssi roaming is triggered only when both RSSI and link speed are
	poor.

Change-Id: I56829e42b26e407dd8e989a870aee2b3ea406232
CRs-Fixed: 3261996
This commit is contained in:
Jianmin Zhu
2022-08-10 19:13:13 +08:00
committed by Madan Koyyalamudi
parent ebfe40c98a
commit 5a9556bf4b
8 changed files with 256 additions and 1 deletions
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62
components/target_if/connection_mgr/src/target_if_cm_roam_offload.c
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@@ -184,6 +184,46 @@ target_if_cm_roam_rt_stats_config(struct wlan_objmgr_vdev *vdev,
return status;
}
#ifdef FEATURE_RX_LINKSPEED_ROAM_TRIGGER
/**
* target_if_cm_roam_linkspeed_state() - Send link speed state for roaming
* commands to wmi
* @vdev: vdev object
* @vdev_id: vdev id
* @is_linkspeed_good: true, don't need low rssi roaming
*
* Return: QDF_STATUS
*/
static QDF_STATUS
target_if_cm_roam_linkspeed_state(struct wlan_objmgr_vdev *vdev,
uint8_t vdev_id, bool is_linkspeed_good)
{
QDF_STATUS status = QDF_STATUS_E_FAILURE;
wmi_unified_t wmi_handle;
wmi_handle = target_if_cm_roam_get_wmi_handle_from_vdev(vdev);
if (!wmi_handle)
return status;
status = target_if_roam_set_param(wmi_handle,
vdev_id,
WMI_ROAM_PARAM_LINKSPEED_STATE,
is_linkspeed_good);
if (QDF_IS_STATUS_ERROR(status))
target_if_err("Failed to set WMI_ROAM_PARAM_LINKSPEED_STATE");
return status;
}
#else
static inline QDF_STATUS
target_if_cm_roam_linkspeed_state(struct wlan_objmgr_vdev *vdev,
uint8_t vdev_id, bool is_linkspeed_good)
{
return QDF_STATUS_SUCCESS;
}
#endif
#ifdef WLAN_VENDOR_HANDOFF_CONTROL
/**
* target_if_cm_roam_vendor_handoff_config() - Send vendor handoff config
@@ -228,6 +268,27 @@ static inline void target_if_cm_roam_register_vendor_handoff_ops(
}
#endif
#ifdef FEATURE_RX_LINKSPEED_ROAM_TRIGGER
/**
* target_if_cm_roam_register_linkspeed_state() - Register tx ops to send
* roam link speed state command to fw
* @tx_ops: structure of tx function pointers for roaming related commands
*
* Return: none
*/
static inline void
target_if_cm_roam_register_linkspeed_state(struct wlan_cm_roam_tx_ops *tx_ops)
{
tx_ops->send_roam_linkspeed_state =
target_if_cm_roam_linkspeed_state;
}
#else
static inline void
target_if_cm_roam_register_linkspeed_state(struct wlan_cm_roam_tx_ops *tx_ops)
{
}
#endif
static void
target_if_cm_roam_register_lfr3_ops(struct wlan_cm_roam_tx_ops *tx_ops)
{
@@ -236,6 +297,7 @@ target_if_cm_roam_register_lfr3_ops(struct wlan_cm_roam_tx_ops *tx_ops)
tx_ops->send_roam_sync_complete_cmd = target_if_cm_roam_send_roam_sync_complete;
tx_ops->send_roam_rt_stats_config = target_if_cm_roam_rt_stats_config;
target_if_cm_roam_register_vendor_handoff_ops(tx_ops);
target_if_cm_roam_register_linkspeed_state(tx_ops);
}
#else
static inline void