qcacld-3.0: Send nan enabled/disabled flag of SRD channels to fw

Check if NAN SRD operation is enabled in the ini
"etsi13_srd_chan_in_master_mode" and send the same to firmware
for all SRD channels.

Change-Id: I2aa8fd34c67b2061963b62a34d29c73740af3a76
CRs-Fixed: 2748455

components/nan/dispatcher/inc/nan_ucfg_api.h

@@ -463,6 +463,19 @@ bool ucfg_is_nan_vdev(struct wlan_objmgr_vdev *vdev);
  * Return: QDF_STATUS
  */
 QDF_STATUS ucfg_nan_disable_ind_to_userspace(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * ucfg_is_nan_allowed_on_freq() - Check if NAN is allowed on given freq
+ * @pdev: pdev context
+ * @freq: Frequency to be checked
+ *
+ * Check if NAN/NDP can be enabled on given frequency.
+ * Validate SRD channels based on the ini and reg domain. Assume rest of the
+ * channels support NAN/NDP for now.
+ *
+ * Return: True if NAN is allowed on the given frequency
+ */
+bool ucfg_is_nan_allowed_on_freq(struct wlan_objmgr_pdev *pdev, uint32_t freq);
 #else /* WLAN_FEATURE_NAN */
 
 static inline
@@ -576,5 +589,11 @@ QDF_STATUS ucfg_nan_disable_ind_to_userspace(struct wlan_objmgr_psoc *psoc)
 {
 	return QDF_STATUS_SUCCESS;
 }
+
+static inline
+bool ucfg_is_nan_allowed_on_freq(struct wlan_objmgr_pdev *pdev, uint32_t freq)
+{
+	return false;
+}
 #endif /* WLAN_FEATURE_NAN */
 #endif /* _NAN_UCFG_API_H_ */

components/nan/dispatcher/src/nan_ucfg_api.c

@@ -32,6 +32,7 @@
 #include "wlan_policy_mgr_api.h"
 #include "cfg_ucfg_api.h"
 #include "cfg_nan.h"
+#include "wlan_mlme_api.h"
 
 struct wlan_objmgr_psoc;
 struct wlan_objmgr_vdev;
@@ -1255,3 +1256,18 @@ QDF_STATUS ucfg_nan_disable_ind_to_userspace(struct wlan_objmgr_psoc *psoc)
 	qdf_mem_free(disable_ind);
 	return QDF_STATUS_SUCCESS;
 }
+
+bool ucfg_is_nan_allowed_on_freq(struct wlan_objmgr_pdev *pdev, uint32_t freq)
+{
+	bool nan_allowed = false;
+
+	/* Check for SRD channels only */
+	if (!wlan_reg_is_etsi13_srd_chan_for_freq(pdev, freq))
+		return true;
+
+	wlan_mlme_get_srd_master_mode_for_vdev(wlan_pdev_get_psoc(pdev),
+					       QDF_NAN_DISC_MODE,
+					       &nan_allowed);
+
+	return nan_allowed;
+}

core/mac/inc/sir_api.h

@@ -2590,6 +2590,7 @@ typedef struct sSirScanOffloadEvent {
  * @dfsSet: is dfs supported or not
  * @half_rate: is the channel operating at 10MHz
  * @quarter_rate: is the channel operating at 5MHz
+ * @nan_disabled: is NAN disabled on @freq
  */
 typedef struct sSirUpdateChanParam {
 	uint32_t freq;
@@ -2597,6 +2598,7 @@ typedef struct sSirUpdateChanParam {
 	bool dfsSet;
 	bool half_rate;
 	bool quarter_rate;
+	bool nan_disabled;
 } tSirUpdateChanParam, *tpSirUpdateChanParam;
 
 typedef struct sSirUpdateChan {

core/sme/src/csr/csr_api_roam.c

@@ -68,6 +68,7 @@
 #include "wlan_scan_utils_api.h"
 #include "wlan_p2p_cfg_api.h"
 #include "cfg_nan_api.h"
+#include "nan_ucfg_api.h"
 
 #include <ol_defines.h>
 #include "wlan_pkt_capture_ucfg_api.h"
@@ -1175,11 +1176,12 @@ QDF_STATUS csr_update_channel_list(struct mac_context *mac)
 				}
 			}
 
+			if (!ucfg_is_nan_allowed_on_freq(mac->pdev,
+				pChanList->chanParam[num_channel].freq))
+				pChanList->chanParam[num_channel].nan_disabled =
+					true;
 
-			if (CHANNEL_STATE_ENABLE == channel_state)
+			if (CHANNEL_STATE_ENABLE != channel_state)
-				pChanList->chanParam[num_channel].dfsSet =
-					false;
-			else
 				pChanList->chanParam[num_channel].dfsSet =
 					true;
 

core/wma/src/wma_scan_roam.c

@@ -168,6 +168,9 @@ QDF_STATUS wma_update_channel_list(WMA_HANDLE handle,
 			chan_p->dfs_set = 1;
 		}
 
+		if (chan_list->chanParam[i].nan_disabled)
+			chan_p->nan_disabled = 1;
+
 		if (chan_p->mhz < WMA_2_4_GHZ_MAX_FREQ) {
 			chan_p->phy_mode = MODE_11G;
 			if (chan_list->vht_en && chan_list->vht_24_en)