qcacld-3.0: Remove obsolete SAP support for SIOCGIWFREQ

At one time the predecessor to the current driver was managed via
wireless extensions, but now the driver is managed by cfg80211. The
SAP implementation of SIOCGIWFREQ should no longer be used, so remove
it.

Change-Id: I2d0205a854c6216ef36274954027c3d383deea39
CRs-Fixed: 2211123

core/hdd/src/wlan_hdd_hostapd.c

@@ -5083,95 +5083,6 @@ int iw_get_genie(struct net_device *dev,
 	return ret;
 }
 
-/**
- * __iw_get_ap_freq() - get ap frequency
- * @dev - Pointer to the net device.
- * @info - Pointer to the iw_request_info.
- * @wrqu - Pointer to the iwreq_data.
- * @extra - Pointer to the data.
- *
- * Return: 0 for success, non zero for failure.
- */
-static int __iw_get_ap_freq(struct net_device *dev,
-			  struct iw_request_info *info, struct iw_freq *fwrq,
-			  char *extra) {
-	uint32_t status = false, channel = 0, freq = 0;
-	struct hdd_adapter *adapter = (netdev_priv(dev));
-	struct hdd_context *hdd_ctx;
-	tHalHandle hHal;
-	struct hdd_hostapd_state *hostapd_state;
-	struct hdd_ap_ctx *ap_ctx = WLAN_HDD_GET_AP_CTX_PTR(adapter);
-	int ret;
-
-	hdd_enter_dev(dev);
-
-	hdd_ctx = WLAN_HDD_GET_CTX(adapter);
-	ret = wlan_hdd_validate_context(hdd_ctx);
-	if (0 != ret)
-		return ret;
-
-	ret = hdd_check_standard_wext_control(hdd_ctx, info);
-	if (0 != ret)
-		return ret;
-
-	hostapd_state = WLAN_HDD_GET_HOSTAP_STATE_PTR(adapter);
-	hHal = WLAN_HDD_GET_HAL_CTX(adapter);
-
-	if (hostapd_state->bss_state == BSS_STOP) {
-		if (sme_cfg_get_int(hHal, WNI_CFG_CURRENT_CHANNEL, &channel)
-		    != QDF_STATUS_SUCCESS) {
-			return -EIO;
-		}
-		status = hdd_wlan_get_freq(channel, &freq);
-		if (true == status) {
-			/* Set Exponent parameter as 6 (MHZ) in struct
-			 * iw_freq * iwlist & iwconfig command
-			 * shows frequency into proper
-			 * format (2.412 GHz instead of 246.2 MHz)
-			 */
-			fwrq->m = freq;
-			fwrq->e = MHZ;
-		}
-	} else {
-		channel = ap_ctx->operating_channel;
-		status = hdd_wlan_get_freq(channel, &freq);
-		if (true == status) {
-			/* Set Exponent parameter as 6 (MHZ) in struct iw_freq
-			 * iwlist & iwconfig command shows frequency into proper
-			 * format (2.412 GHz instead of 246.2 MHz)
-			 */
-			fwrq->m = freq;
-			fwrq->e = MHZ;
-		}
-	}
-
-	hdd_exit();
-	return 0;
-}
-
-/**
- * iw_get_ap_freq() - Wrapper function to protect
- *                    __iw_get_ap_freq from the SSR.
- * @dev - Pointer to the net device.
- * @info - Pointer to the iw_request_info.
- * @wrqu - Pointer to the iwreq_data.
- * @extra - Pointer to the data.
- *
- * Return: 0 for success, non zero for failure.
- */
-static int iw_get_ap_freq(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_freq *wrqu, char *extra)
-{
-	int ret;
-
-	cds_ssr_protect(__func__);
-	ret = __iw_get_ap_freq(dev, info, wrqu, extra);
-	cds_ssr_unprotect(__func__);
-
-	return ret;
-}
-
 static int
 __iw_softap_stopbss(struct net_device *dev,
 		    struct iw_request_info *info,
@@ -5595,7 +5506,7 @@ static const iw_handler hostapd_handler[] = {
 	(iw_handler) NULL,      /* SIOCSIWNWID */
 	(iw_handler) NULL,      /* SIOCGIWNWID */
 	(iw_handler) NULL,      /* SIOCSIWFREQ */
-	(iw_handler) iw_get_ap_freq,            /* SIOCGIWFREQ */
+	(iw_handler) NULL,      /* SIOCGIWFREQ */
 	(iw_handler) NULL,      /* SIOCSIWMODE */
 	(iw_handler) NULL,      /* SIOCGIWMODE */
 	(iw_handler) NULL,      /* SIOCSIWSENS */