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qcacmn: Changes for PER based roaming

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DUT should be able to roam to a better access point if current
AP is having congestion/packet error.

This roam also devise a new selection logic for candidate
selection which considers channel congestion and AP capabilities.

Change-Id: I6cffbf0de059a218e971be32fbdc1a0092ceea9d
CRs-Fixed: 1090934
This commit is contained in:
Kapil Gupta
2017-02-24 15:50:03 +05:30
committed by qcabuildsw
parent 4def31691f
commit f6eb731669
3 changed files with 52 additions and 0 deletions
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39
wmi_unified_param.h
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@@ -6949,6 +6949,45 @@ struct wmi_adaptive_dwelltime_params {
uint8_t wifi_act_threshold;
};
/**
* struct wmi_per_roam_config - per based roaming parameters
* @enable: if PER based roaming is enabled/disabled
* @tx_high_rate_thresh: high rate threshold at which PER based
* roam will stop in tx path
* @rx_high_rate_thresh: high rate threshold at which PER based
* roam will stop in rx path
* @tx_low_rate_thresh: rate below which traffic will be considered
* for PER based roaming in Tx path
* @rx_low_rate_thresh: rate below which traffic will be considered
* for PER based roaming in Tx path
* @tx_rate_thresh_percnt: % above which when traffic is below low_rate_thresh
* will be considered for PER based scan in tx path
* @rx_rate_thresh_percnt: % above which when traffic is below low_rate_thresh
* will be considered for PER based scan in rx path
* @per_rest_time: time for which PER based roam will wait once it
* issues a roam scan.
*/
struct wmi_per_roam_config {
uint32_t enable;
uint32_t tx_high_rate_thresh;
uint32_t rx_high_rate_thresh;
uint32_t tx_low_rate_thresh;
uint32_t rx_low_rate_thresh;
uint32_t tx_rate_thresh_percnt;
uint32_t rx_rate_thresh_percnt;
uint32_t per_rest_time;
};
/**
* struct wmi_per_roam_config_req: PER based roaming config request
* @vdev_id: vdev id on which config needs to be set
* @per_config: PER config
*/
struct wmi_per_roam_config_req {
uint8_t vdev_id;
struct wmi_per_roam_config per_config;
};
/**
* struct wmi_fw_dump_seg_req - individual segment details
* @seg_id - segment id.