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qcacmn: Fix OCE WAN scoring logic for initial connection

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Set the range of score index to 1-15 as 0 is used for the AP
which does not advertise the OCE WAN. Also if OCE WAN downlink
capability is 0 return 0 score.

Change-Id: I8c6757458c542050a6a31cb03fad0ce17d60aa16
CRs-Fixed: 2208282
This commit is contained in:
Abhishek Singh 2018-03-19 15:19:43 +05:30 • committed by nshrivas
commit dba772b9c8
1 changed files with 6 additions and 5 deletions
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11
umac/scan/core/src/wlan_scan_bss_score.c
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@ -59,8 +59,6 @@
#define SCM_MAX_ESTIMATED_AIR_TIME_FRACTION 255
#define MAX_AP_LOAD 255
#define SCM_MAX_OCE_WAN_DL_CAP 16
#define SCM_MAX_WEIGHT_OF_PCL_CHANNELS 255
#define SCM_PCL_GROUPS_WEIGHT_DIFFERENCE 20
@ -612,15 +610,18 @@ static int32_t scm_calculate_oce_wan_score(
score_params->oce_wan_scoring.num_slot =
SCM_SCORE_MAX_INDEX;
window_size = SCM_MAX_OCE_WAN_DL_CAP/
window_size = SCM_SCORE_MAX_INDEX/
score_params->oce_wan_scoring.num_slot;
mbo_oce_ie = util_scan_entry_mbo_oce(entry);
if (wlan_parse_oce_reduced_wan_metrics_ie(mbo_oce_ie,
&wan_metrics)) {
scm_err("downlink_av_cap %d", wan_metrics.downlink_av_cap);
/* Desired values are from 1 to 15, as 0 is for not present.*/
/* if capacity is 0 return 0 score */
if (!wan_metrics.downlink_av_cap)
return 0;
/* Desired values are from 1 to WLAN_SCORE_MAX_INDEX */
index = qdf_do_div(wan_metrics.downlink_av_cap,
window_size) + 1;
window_size);
} else {
index = SCM_SCORE_INDEX_0;
}