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qcacmn: Ignore CSA if the channel is DFS or disabled

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If MCC to SCC switch is enabled, SAP is active and CSA
received for STA interface, then ignore the CSA if channel
is DFS/disabled.

CRs-Fixed: 2263037
Change-Id: I98b8d957766358ea86cc9f50339725cf4bf0038b
This commit is contained in:
Bala Venkatesh 2018-06-08 12:38:35 +05:30 • committed by nshrivas
commit 85b42f4930
2 changed files with 47 additions and 0 deletions
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13
inc/wlan_policy_mgr_api.h
View file

@ -2391,4 +2391,17 @@ bool policy_mgr_dual_beacon_on_single_mac_mcc_capable(
bool policy_mgr_sta_sap_scc_on_lte_coex_chan(
struct wlan_objmgr_psoc *psoc);
/**
* policy_mgr_valid_channel_for_channel_switch() - check for valid channel for
* channel switch.
* @psoc: poniter to psoc
* @channel: channel to be validated.
* This function validates whether the given channel is valid for channel
* switch.
*
* Return: true or false
*/
bool policy_mgr_is_valid_for_channel_switch(struct wlan_objmgr_psoc *psoc,
uint8_t channel);
#endif /* __WLAN_POLICY_MGR_API_H */

34
src/wlan_policy_mgr_get_set_utils.c
View file

@ -3104,3 +3104,37 @@ bool policy_mgr_sta_sap_scc_on_lte_coex_chan(
}
return pm_ctx->user_cfg.sta_sap_scc_on_lte_coex_chan;
}
bool policy_mgr_is_valid_for_channel_switch(struct wlan_objmgr_psoc *psoc,
uint8_t channel)
{
uint32_t sta_sap_scc_on_dfs_chan;
uint32_t sap_count;
enum channel_state state;
struct policy_mgr_psoc_priv_obj *pm_ctx;
pm_ctx = policy_mgr_get_context(psoc);
if (!pm_ctx) {
policy_mgr_err("Invalid Context");
return false;
}
sta_sap_scc_on_dfs_chan =
policy_mgr_is_sta_sap_scc_allowed_on_dfs_chan(psoc);
sap_count = policy_mgr_mode_specific_connection_count(psoc,
PM_SAP_MODE,
NULL);
state = reg_get_channel_state(pm_ctx->pdev, channel);
policy_mgr_debug("sta_sap_scc_on_dfs_chan %u, sap_count %u, channel %u, state %u",
sta_sap_scc_on_dfs_chan, sap_count, channel, state);
if ((state == CHANNEL_STATE_ENABLE) || (sap_count == 0) ||
((state == CHANNEL_STATE_DFS) && sta_sap_scc_on_dfs_chan)) {
policy_mgr_debug("Valid channel for channel switch");
return true;
}
policy_mgr_debug("Invalid channel for channel switch");
return false;
}