qcacmn: Add macro QCA_SUPPORT_DFS_CAC

Conditional compile dfs_cac functionalities to
avoid compilation issues.

Change-Id: Id81b51f071f9abfb666231f2b2005d3c594b7d1a
CRs-Fixed: 2843645

umac/dfs/core/src/dfs.h

@@ -2160,34 +2160,34 @@ void dfs_destroy_object(struct wlan_dfs *dfs);
  */
 void dfs_detach(struct wlan_dfs *dfs);
 
+#ifdef QCA_SUPPORT_DFS_CAC
 /**
- * dfs_cac_valid_reset() - Cancels the dfs_cac_valid_timer timer.
+ * dfs_stacac_stop() - Clear the STA CAC timer.
  * @dfs: Pointer to wlan_dfs structure.
- * @prevchan_ieee: Prevchan number.
- * @prevchan_flags: Prevchan flags.
  */
-#ifdef CONFIG_CHAN_NUM_API
+void dfs_stacac_stop(struct wlan_dfs *dfs);
-void dfs_cac_valid_reset(struct wlan_dfs *dfs,
-		uint8_t prevchan_ieee,
-		uint32_t prevchan_flags);
-#endif
 
 /**
- * dfs_cac_valid_reset_for_freq() - Cancels the dfs_cac_valid_timer timer.
+ * dfs_is_cac_required() - Check if DFS CAC is required for the current channel.
  * @dfs: Pointer to wlan_dfs structure.
- * @prevchan_chan: Prevchan frequency
+ * @cur_chan: Pointer to current channel of dfs_channel structure.
- * @prevchan_flags: Prevchan flags.
+ * @prev_chan: Pointer to previous channel of dfs_channel structure.
+ * @continue_current_cac: If AP can start CAC then this variable indicates
+ * whether to continue with the current CAC or restart the CAC. This variable
+ * is valid only if this function returns true.
+ *
+ * Return: true if AP requires CAC or can continue current CAC, else false.
  */
-#ifdef CONFIG_CHAN_FREQ_API
+bool dfs_is_cac_required(struct wlan_dfs *dfs,
-void dfs_cac_valid_reset_for_freq(struct wlan_dfs *dfs,
+			 struct dfs_channel *cur_chan,
-				  uint16_t prevchan_freq,
+			 struct dfs_channel *prev_chan,
-				  uint32_t prevchan_flags);
+			 bool *continue_current_cac);
-#endif
 
 /**
  * dfs_cac_stop() - Clear the AP CAC timer.
  * @dfs: Pointer to wlan_dfs structure.
  */
+
 void dfs_cac_stop(struct wlan_dfs *dfs);
 
 /**
@@ -2202,6 +2202,131 @@ void dfs_cancel_cac_timer(struct wlan_dfs *dfs);
  */
 void dfs_start_cac_timer(struct wlan_dfs *dfs);
 
+/**
+ * dfs_cac_valid_reset_for_freq() - Cancels the dfs_cac_valid_timer timer.
+ * @dfs: Pointer to wlan_dfs structure.
+ * @prevchan_chan: Prevchan frequency
+ * @prevchan_flags: Prevchan flags.
+ */
+#ifdef CONFIG_CHAN_FREQ_API
+void dfs_cac_valid_reset_for_freq(struct wlan_dfs *dfs,
+				  uint16_t prevchan_freq,
+				  uint32_t prevchan_flags);
+#endif
+
+/**
+ * dfs_get_override_cac_timeout() -  Get override CAC timeout value.
+ * @dfs: Pointer to DFS object.
+ * @cac_timeout: Pointer to save the CAC timeout value.
+ */
+int dfs_get_override_cac_timeout(struct wlan_dfs *dfs,
+				 int *cac_timeout);
+
+/**
+ * dfs_override_cac_timeout() -  Override the default CAC timeout.
+ * @dfs: Pointer to DFS object.
+ * @cac_timeout: CAC timeout value.
+ */
+int dfs_override_cac_timeout(struct wlan_dfs *dfs,
+			     int cac_timeout);
+
+/**
+ * dfs_is_ap_cac_timer_running() - Returns the dfs cac timer.
+ * @dfs: Pointer to wlan_dfs structure.
+ */
+int dfs_is_ap_cac_timer_running(struct wlan_dfs *dfs);
+
+/**
+ * dfs_cac_timer_attach() - Initialize cac timers.
+ * @dfs: Pointer to wlan_dfs structure.
+ */
+void dfs_cac_timer_attach(struct wlan_dfs *dfs);
+
+/**
+ * dfs_cac_timer_reset() - Cancel dfs cac timers.
+ * @dfs: Pointer to wlan_dfs structure.
+ */
+void dfs_cac_timer_reset(struct wlan_dfs *dfs);
+
+/**
+ * dfs_cac_timer_detach() - Free dfs cac timers.
+ * @dfs: Pointer to wlan_dfs structure.
+ */
+void dfs_cac_timer_detach(struct wlan_dfs *dfs);
+#else
+static inline
+void dfs_stacac_stop(struct wlan_dfs *dfs)
+{
+}
+
+static inline
+bool dfs_is_cac_required(struct wlan_dfs *dfs,
+			 struct dfs_channel *cur_chan,
+			 struct dfs_channel *prev_chan,
+			 bool *continue_current_cac)
+{
+	return false;
+}
+
+static inline
+void dfs_cac_stop(struct wlan_dfs *dfs)
+{
+}
+
+static inline
+void dfs_cancel_cac_timer(struct wlan_dfs *dfs)
+{
+}
+
+static inline
+void dfs_start_cac_timer(struct wlan_dfs *dfs)
+{
+}
+
+#ifdef CONFIG_CHAN_FREQ_API
+static inline
+void dfs_cac_valid_reset_for_freq(struct wlan_dfs *dfs,
+				  uint16_t prevchan_freq,
+				  uint32_t prevchan_flags)
+{
+}
+#endif
+
+static inline
+int dfs_get_override_cac_timeout(struct wlan_dfs *dfs,
+				 int *cac_timeout)
+{
+	return 0;
+}
+
+static inline
+int dfs_override_cac_timeout(struct wlan_dfs *dfs,
+			     int cac_timeout)
+{
+	return 0;
+}
+
+static inline
+int dfs_is_ap_cac_timer_running(struct wlan_dfs *dfs)
+{
+	return 0;
+}
+
+static inline
+void dfs_cac_timer_attach(struct wlan_dfs *dfs)
+{
+}
+
+static inline
+void dfs_cac_timer_reset(struct wlan_dfs *dfs)
+{
+}
+
+static inline
+void dfs_cac_timer_detach(struct wlan_dfs *dfs)
+{
+}
+#endif
 /**
  * dfs_set_update_nol_flag() - Sets update_nol flag.
  * @dfs: Pointer to wlan_dfs structure.
@@ -2228,12 +2353,6 @@ int dfs_get_use_nol(struct wlan_dfs *dfs);
  */
 int dfs_get_nol_timeout(struct wlan_dfs *dfs);
 
-/**
- * dfs_is_ap_cac_timer_running() - Returns the dfs cac timer.
- * @dfs: Pointer to wlan_dfs structure.
- */
-int dfs_is_ap_cac_timer_running(struct wlan_dfs *dfs);
-
 /**
  * dfs_control()- Used to process ioctls related to DFS.
  * @dfs: Pointer to wlan_dfs structure.
@@ -2258,22 +2377,6 @@ int dfs_control(struct wlan_dfs *dfs,
 void dfs_getnol(struct wlan_dfs *dfs,
 		void *dfs_nolinfo);
 
-/**
- * dfs_get_override_cac_timeout() -  Get override CAC timeout value.
- * @dfs: Pointer to DFS object.
- * @cac_timeout: Pointer to save the CAC timeout value.
- */
-int dfs_get_override_cac_timeout(struct wlan_dfs *dfs,
-		int *cac_timeout);
-
-/**
- * dfs_override_cac_timeout() -  Override the default CAC timeout.
- * @dfs: Pointer to DFS object.
- * @cac_timeout: CAC timeout value.
- */
-int dfs_override_cac_timeout(struct wlan_dfs *dfs,
-		int cac_timeout);
-
 /**
  * dfs_clear_nolhistory() - unmarks WLAN_CHAN_CLR_HISTORY_RADAR flag for
  *                          all the channels in dfs_ch_channels.
@@ -2344,23 +2447,6 @@ static inline int dfs_radar_disable(struct wlan_dfs *dfs)
 int dfs_get_debug_info(struct wlan_dfs *dfs,
 		void *data);
 
-/**
- * dfs_cac_timer_attach() - Initialize cac timers.
- * @dfs: Pointer to wlan_dfs structure.
- */
-void dfs_cac_timer_attach(struct wlan_dfs *dfs);
-
-/**
- * dfs_cac_timer_reset() - Cancel dfs cac timers.
- * @dfs: Pointer to wlan_dfs structure.
- */
-void dfs_cac_timer_reset(struct wlan_dfs *dfs);
-
-/**
- * dfs_cac_timer_detach() - Free dfs cac timers.
- * @dfs: Pointer to wlan_dfs structure.
- */
-void dfs_cac_timer_detach(struct wlan_dfs *dfs);
 
 /**
  * dfs_nol_timer_init() - Initialize NOL timers.
@@ -2386,12 +2472,6 @@ void dfs_nol_detach(struct wlan_dfs *dfs);
  */
 void dfs_print_nolhistory(struct wlan_dfs *dfs);
 
-/**
- * dfs_stacac_stop() - Clear the STA CAC timer.
- * @dfs: Pointer to wlan_dfs structure.
- */
-void dfs_stacac_stop(struct wlan_dfs *dfs);
-
 /**
  * dfs_find_precac_secondary_vht80_chan() - Get a VHT80 channel with the
  *                                          precac primary center frequency.
@@ -2822,22 +2902,6 @@ bool dfs_process_nol_ie_bitmap(struct wlan_dfs *dfs, uint8_t nol_ie_bandwidth,
 }
 #endif
 
-/**
- * dfs_is_cac_required() - Check if DFS CAC is required for the current channel.
- * @dfs: Pointer to wlan_dfs structure.
- * @cur_chan: Pointer to current channel of dfs_channel structure.
- * @prev_chan: Pointer to previous channel of dfs_channel structure.
- * @continue_current_cac: If AP can start CAC then this variable indicates
- * whether to continue with the current CAC or restart the CAC. This variable
- * is valid only if this function returns true.
- *
- * Return: true if AP requires CAC or can continue current CAC, else false.
- */
-bool dfs_is_cac_required(struct wlan_dfs *dfs,
-			 struct dfs_channel *cur_chan,
-			 struct dfs_channel *prev_chan,
-			 bool *continue_current_cac);
-
 /**
  * dfs_task_testtimer_reset() - stop dfs test timer.
  * @dfs: Pointer to wlan_dfs structure.

umac/dfs/core/src/misc/dfs_cac.c

@@ -41,64 +41,6 @@
 #define CH100_START_FREQ                 5490
 #define CH100                            100
 
-int dfs_override_cac_timeout(struct wlan_dfs *dfs, int cac_timeout)
-{
-	if (!dfs)
-		return -EIO;
-
-	dfs->dfs_cac_timeout_override = cac_timeout;
-	dfs_info(dfs, WLAN_DEBUG_DFS_ALWAYS, "CAC timeout is now %s %d",
-		(cac_timeout == -1) ? "default" : "overridden",
-		cac_timeout);
-
-	return 0;
-}
-
-int dfs_get_override_cac_timeout(struct wlan_dfs *dfs, int *cac_timeout)
-{
-	if (!dfs)
-		return -EIO;
-
-	(*cac_timeout) = dfs->dfs_cac_timeout_override;
-
-	return 0;
-}
-
-#ifdef CONFIG_CHAN_NUM_API
-void dfs_cac_valid_reset(struct wlan_dfs *dfs,
-		uint8_t prevchan_ieee,
-		uint32_t prevchan_flags)
-{
-	if (dfs->dfs_cac_valid_time) {
-		if ((prevchan_ieee != dfs->dfs_curchan->dfs_ch_ieee) ||
-			(prevchan_flags != dfs->dfs_curchan->dfs_ch_flags)) {
-			dfs_err(dfs, WLAN_DEBUG_DFS_ALWAYS,
-					"Cancelling timer & clearing cac_valid"
-					);
-			qdf_timer_stop(&dfs->dfs_cac_valid_timer);
-			dfs->dfs_cac_valid = 0;
-		}
-	}
-}
-#endif
-
-#ifdef CONFIG_CHAN_FREQ_API
-void dfs_cac_valid_reset_for_freq(struct wlan_dfs *dfs,
-				  uint16_t prevchan_freq,
-				  uint32_t prevchan_flags)
-{
-	if (dfs->dfs_cac_valid_time) {
-		if ((prevchan_freq != dfs->dfs_curchan->dfs_ch_freq) ||
-		    (prevchan_flags != dfs->dfs_curchan->dfs_ch_flags)) {
-			dfs_err(dfs, WLAN_DEBUG_DFS_ALWAYS,
-				"Cancelling timer & clearing cac_valid");
-			qdf_timer_stop(&dfs->dfs_cac_valid_timer);
-			dfs->dfs_cac_valid = 0;
-		}
-	}
-}
-#endif
-
 /**
  * dfs_cac_valid_timeout() - Timeout function for dfs_cac_valid_timer
  *                           cac_valid bit will be reset in this function.
@@ -283,6 +225,7 @@ static os_timer_func(dfs_cac_timeout)
 #endif
 #endif
 
+#ifdef QCA_SUPPORT_DFS_CAC
 void dfs_cac_timer_attach(struct wlan_dfs *dfs)
 {
 	dfs->dfs_cac_timeout_override = -1;
@@ -344,30 +287,6 @@ void dfs_start_cac_timer(struct wlan_dfs *dfs)
 	qdf_timer_mod(&dfs->dfs_cac_timer, cac_timeout * 1000);
 	dfs->dfs_cac_aborted = 0;
 }
-#else
-#ifdef CONFIG_CHAN_NUM_API
-void dfs_start_cac_timer(struct wlan_dfs *dfs)
-{
-	int cac_timeout = 0;
-	struct dfs_channel *chan = dfs->dfs_curchan;
-
-	cac_timeout = dfs_mlme_get_cac_timeout(dfs->dfs_pdev_obj,
-					       chan->dfs_ch_freq,
-					       chan->dfs_ch_vhtop_ch_freq_seg2,
-					       chan->dfs_ch_flags);
-
-	dfs->dfs_cac_started_chan = *chan;
-
-	dfs_debug(dfs, WLAN_DEBUG_DFS,
-		  "chan = %d cfreq2 = %d timeout = %d sec, curr_time = %d sec",
-		  chan->dfs_ch_ieee, chan->dfs_ch_vhtop_ch_freq_seg2,
-		  cac_timeout,
-		  qdf_system_ticks_to_msecs(qdf_system_ticks()) / 1000);
-
-	qdf_timer_mod(&dfs->dfs_cac_timer, cac_timeout * 1000);
-	dfs->dfs_cac_aborted = 0;
-}
-#endif
 #endif
 
 void dfs_cancel_cac_timer(struct wlan_dfs *dfs)
@@ -402,6 +321,47 @@ void dfs_stacac_stop(struct wlan_dfs *dfs)
 	dfs_clear_cac_started_chan(dfs);
 }
 
+int dfs_override_cac_timeout(struct wlan_dfs *dfs, int cac_timeout)
+{
+	if (!dfs)
+		return -EIO;
+
+	dfs->dfs_cac_timeout_override = cac_timeout;
+	dfs_info(dfs, WLAN_DEBUG_DFS_ALWAYS, "CAC timeout is now %s %d",
+		 (cac_timeout == -1) ? "default" : "overridden",
+		 cac_timeout);
+
+	return 0;
+}
+
+int dfs_get_override_cac_timeout(struct wlan_dfs *dfs, int *cac_timeout)
+{
+	if (!dfs)
+		return -EIO;
+
+	(*cac_timeout) = dfs->dfs_cac_timeout_override;
+
+	return 0;
+}
+
+#ifdef CONFIG_CHAN_FREQ_API
+void dfs_cac_valid_reset_for_freq(struct wlan_dfs *dfs,
+				  uint16_t prevchan_freq,
+				  uint32_t prevchan_flags)
+{
+	if (dfs->dfs_cac_valid_time) {
+		if ((prevchan_freq != dfs->dfs_curchan->dfs_ch_freq) ||
+		    (prevchan_flags != dfs->dfs_curchan->dfs_ch_flags)) {
+			dfs_err(dfs, WLAN_DEBUG_DFS_ALWAYS,
+				"Cancelling timer & clearing cac_valid");
+			qdf_timer_stop(&dfs->dfs_cac_valid_timer);
+			dfs->dfs_cac_valid = 0;
+		}
+	}
+}
+#endif
+#endif
+
 /*
  * dfs_is_subset_channel_for_freq() - Find out if prev channel and current
  * channel are subsets of each other.
@@ -506,6 +466,7 @@ dfs_is_new_chan_subset_of_old_chan(struct wlan_dfs *dfs,
 }
 #endif
 
+#ifdef QCA_SUPPORT_DFS_CAC
 bool dfs_is_cac_required(struct wlan_dfs *dfs,
 			 struct dfs_channel *cur_chan,
 			 struct dfs_channel *prev_chan,
@@ -580,3 +541,4 @@ bool dfs_is_cac_required(struct wlan_dfs *dfs,
 
 	return true;
 }
+#endif

umac/dfs/dispatcher/src/wlan_dfs_utils_api.c

@@ -71,24 +71,6 @@ bool utils_dfs_is_freq_in_nol(struct wlan_objmgr_pdev *pdev, uint32_t freq)
 	return dfs_is_freq_in_nol(dfs, freq);
 }
 
-#ifdef CONFIG_CHAN_NUM_API
-QDF_STATUS utils_dfs_cac_valid_reset(struct wlan_objmgr_pdev *pdev,
-		uint8_t prevchan_ieee,
-		uint32_t prevchan_flags)
-{
-	struct wlan_dfs *dfs;
-
-	dfs = wlan_pdev_get_dfs_obj(pdev);
-	if (!dfs)
-		return  QDF_STATUS_E_FAILURE;
-
-	dfs_cac_valid_reset(dfs, prevchan_ieee, prevchan_flags);
-
-	return QDF_STATUS_SUCCESS;
-}
-qdf_export_symbol(utils_dfs_cac_valid_reset);
-#endif
-
 #ifdef CONFIG_CHAN_FREQ_API
 QDF_STATUS utils_dfs_cac_valid_reset_for_freq(struct wlan_objmgr_pdev *pdev,
 					      uint16_t prevchan_freq,