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qcacmn: Add QCA vendor attribute for DO_ACS to allow using existing scan entries

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Add a new QCA vendor attribute
QCA_WLAN_VENDOR_ATTR_ACS_LAST_SCAN_AGEOUT_TIME to
QCA_NL80211_VENDOR_SUBCMD_DO_ACS and opportunistically optimize time
taken for ACS scan. Avoid scanning the channels which were scanned
within last QCA_WLAN_VENDOR_ATTR_ACS_LAST_SCAN_AGEOUT_TIME milliseconds
and use scan results from scan results cache for ACS scoring. For other
channels, perform ACS scan and use the received scan results.

Change-Id: I5f57002566870fea7444358711205392e5e84053
CRs-Fixed: 3226134
This commit is contained in:
Surabhi Vishnoi
2022-06-01 10:21:24 +05:30
committed by Madan Koyyalamudi
parent 3d47ea8e15
commit 29073d2cf5
1 changed files with 7 additions and 0 deletions
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7
os_if/linux/qca_vendor.h
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@@ -4340,6 +4340,12 @@ enum wifi_logger_supported_features {
* Used with command to configure ACS operation for EHT mode.
* Disable (flag attribute not present) - EHT disabled and
* Enable (flag attribute present) - EHT enabled.
*
* @QCA_WLAN_VENDOR_ATTR_ACS_LAST_SCAN_AGEOUT_TIME: Optional (u32).
* Used with command to configure how older scan can be considered for ACS
* scoring. In case scan was performed on partial set of channels configured
* with this command, within last QCA_WLAN_VENDOR_ATTR_ACS_LAST_SCAN_AGEOUT_TIME
* (in ms), then scan only remaining channels.
*/
enum qca_wlan_vendor_attr_acs_offload {
QCA_WLAN_VENDOR_ATTR_ACS_CHANNEL_INVALID = 0,
@@ -4362,6 +4368,7 @@ enum qca_wlan_vendor_attr_acs_offload {
QCA_WLAN_VENDOR_ATTR_ACS_EDMG_CHANNEL = 17,
QCA_WLAN_VENDOR_ATTR_ACS_PUNCTURE_BITMAP = 18,
QCA_WLAN_VENDOR_ATTR_ACS_EHT_ENABLED = 19,
QCA_WLAN_VENDOR_ATTR_ACS_LAST_SCAN_AGEOUT_TIME = 20,
/* keep last */
QCA_WLAN_VENDOR_ATTR_ACS_AFTER_LAST,