qcacmn: Componentize Multicast Enhancement

Remove dependency of ME on VAP layer and radio(ic) layer data
structure.

Change-Id: I4d0c8e11a4049c01cd355b794d650cd3342293bf
CRs-Fixed: 2580388

dp/inc/cdp_txrx_cmn.h

@@ -1876,6 +1876,58 @@ cdp_pdev_set_dp_txrx_handle(ol_txrx_soc_handle soc, uint8_t pdev_id,
 	soc->ops->cmn_drv_ops->set_dp_txrx_handle(soc, pdev_id, dp_hdl);
 }
 
+/**
+ * cdp_vdev_get_dp_ext_txrx_handle() - get extended dp handle from vdev
+ * @soc: opaque soc handle
+ * @vdev_id: vdev id
+ *
+ * Return: opaque dp handle
+ */
+static inline void *
+cdp_vdev_get_dp_ext_txrx_handle(ol_txrx_soc_handle soc, uint8_t vdev_id)
+{
+	if (!soc || !soc->ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance:", __func__);
+		QDF_BUG(0);
+		return 0;
+	}
+
+	if (soc->ops->cmn_drv_ops->get_vdev_dp_ext_txrx_handle)
+		return soc->ops->cmn_drv_ops->get_vdev_dp_ext_txrx_handle(
+							soc, vdev_id);
+
+	return 0;
+}
+
+/**
+ * cdp_vdev_set_dp_ext_txrx_handle() - set extended dp handle in vdev
+ * @soc: opaque soc handle
+ * @vdev_id: vdev id
+ * @size: size of the advance dp handle
+ *
+ * Return: QDF_STATUS
+ */
+static inline QDF_STATUS
+cdp_vdev_set_dp_ext_txrx_handle(ol_txrx_soc_handle soc, uint8_t vdev_id,
+				uint16_t size)
+{
+	if (!soc || !soc->ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance:", __func__);
+		QDF_BUG(0);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	if (!soc->ops->cmn_drv_ops ||
+	    !soc->ops->cmn_drv_ops->set_vdev_dp_ext_txrx_handle)
+		return QDF_STATUS_E_FAILURE;
+
+	return soc->ops->cmn_drv_ops->set_vdev_dp_ext_txrx_handle(soc,
+								  vdev_id,
+								  size);
+}
+
 /*
  * cdp_soc_get_dp_txrx_handle() - get extended dp handle from soc
  * @soc: opaque soc handle
@@ -2653,4 +2705,67 @@ QDF_STATUS cdp_set_vdev_tidmap_prty(ol_txrx_soc_handle soc,
 
 	return soc->ops->cmn_drv_ops->set_vdev_tidmap_prty(vdev_handle, prio);
 }
+
+/**
+ * cdp_tx_send_exc() - Transmit a frame on a given vdev in exception path
+ *
+ * @soc: opaque soc handle
+ * @vdev_id: vdev id
+ * @nbuf: skb
+ * @tx_exc_metadata: Handle that holds exception path meta data
+ *
+ * Return: NULL on success
+ *         nbuf when it fails to send
+ */
+static inline qdf_nbuf_t
+cdp_tx_send_exc(ol_txrx_soc_handle soc,
+		uint8_t vdev_id,
+		qdf_nbuf_t nbuf,
+		struct cdp_tx_exception_metadata *tx_exc_metadata)
+{
+	if (!soc || !soc->ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance", __func__);
+		QDF_BUG(0);
+		return 0;
+	}
+
+	if (!soc->ops->cmn_drv_ops ||
+	    !soc->ops->cmn_drv_ops->tx_send_exc)
+		return 0;
+
+	return soc->ops->cmn_drv_ops->tx_send_exc
+			(soc, vdev_id, nbuf, tx_exc_metadata);
+}
+
+/**
+ * cdp_vdev_get_peer_mac_list(): function to get peer mac list of vdev
+ * @soc: Datapath soc handle
+ * @vdev_id: vdev id
+ * @newmac: Table of the clients mac
+ * @mac_cnt: No. of MACs required
+ *
+ * return: no of clients
+ */
+static inline uint16_t
+cdp_vdev_get_peer_mac_list(ol_txrx_soc_handle soc,
+			   uint8_t vdev_id,
+			   uint8_t newmac[][QDF_MAC_ADDR_SIZE],
+			   uint16_t mac_cnt)
+{
+	if (!soc || !soc->ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance", __func__);
+		QDF_BUG(0);
+		return 0;
+	}
+
+	if (!soc->ops->cmn_drv_ops ||
+	    !soc->ops->cmn_drv_ops->get_peer_mac_list)
+		return 0;
+
+	return soc->ops->cmn_drv_ops->get_peer_mac_list
+			(soc, vdev_id, newmac, mac_cnt);
+}
+
 #endif /* _CDP_TXRX_CMN_H_ */

dp/inc/cdp_txrx_handle.h

@@ -1,6 +1,6 @@
 
 /*
- * Copyright (c) 2017-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -57,4 +57,9 @@ struct cdp_ctrl_objmgr_peer;
  * cdp_cal_client - opaque handle for cal client object
  */
 struct cdp_cal_client;
+
+/**
+ * cdp_ext_vdev - opaque handle for extended vdev data path handle
+ */
+struct cdp_ext_vdev;
 #endif

dp/inc/cdp_txrx_host_stats.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -447,12 +447,12 @@ cdp_update_pdev_host_stats(ol_txrx_soc_handle soc,
 /**
  * @brief Update vdev host stats
  *
- * @param soc	   - soc handle
- * @param vdev_id  - id of the virtual device object
- * @param data     - pdev stats
- * @param stats_id - type of stats
+ * @soc: soc handle
+ * @vdev_id: id of the virtual device object
+ * @data: pdev stats
+ * @stats_id: type of stats
  *
- * @return - QDF_STATUS
+ * Return: QDF_STATUS
  */
 static inline QDF_STATUS
 cdp_update_vdev_host_stats(ol_txrx_soc_handle soc,

dp/inc/cdp_txrx_me.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -121,8 +121,8 @@ cdp_tx_me_free_descriptor(ol_txrx_soc_handle soc, struct cdp_pdev *pdev)
 	soc->ops->me_ops->tx_me_free_descriptor(pdev);
 }
 
-static inline uint16_t
-cdp_tx_me_convert_ucast(ol_txrx_soc_handle soc, struct cdp_vdev *vdev,
+static inline uint16_t cdp_tx_me_convert_ucast(
+	ol_txrx_soc_handle soc, uint8_t vdev_id,
 	qdf_nbuf_t wbuf, u_int8_t newmac[][6], uint8_t newmaccnt)
 {
 	if (!soc || !soc->ops) {
@@ -137,7 +137,7 @@ cdp_tx_me_convert_ucast(ol_txrx_soc_handle soc, struct cdp_vdev *vdev,
 		return 0;
 
 	return soc->ops->me_ops->tx_me_convert_ucast
-			(vdev, wbuf, newmac, newmaccnt);
+			(soc, vdev_id, wbuf, newmac, newmaccnt);
 }
 
 /* Should be a function pointer in ol_txrx_osif_ops{} */

dp/inc/cdp_txrx_ops.h

@@ -268,6 +268,10 @@ struct cdp_cmn_ops {
 	void (*txrx_data_tx_cb_set)(struct cdp_soc_t *soc, uint8_t vdev_id,
 				    ol_txrx_data_tx_cb callback, void *ctxt);
 
+	qdf_nbuf_t (*tx_send_exc)
+		(ol_txrx_soc_handle soc, uint8_t vdev_id, qdf_nbuf_t msdu_list,
+		 struct cdp_tx_exception_metadata *tx_exc_metadata);
+
 	/*******************************************************************
 	 * Statistics and Debugging Interface (C Interface)
 	 ********************************************************************/
@@ -442,6 +446,12 @@ struct cdp_cmn_ops {
 	void (*set_dp_txrx_handle)(ol_txrx_soc_handle soc, uint8_t pdev_id,
 				   void *dp_hdl);
 
+	void *(*get_vdev_dp_ext_txrx_handle)(struct cdp_soc_t *soc,
+					     uint8_t vdev_id);
+	QDF_STATUS (*set_vdev_dp_ext_txrx_handle)(struct cdp_soc_t *soc,
+						  uint8_t vdev_id,
+						  uint16_t size);
+
 	void *(*get_soc_dp_txrx_handle)(struct cdp_soc *soc_handle);
 	void (*set_soc_dp_txrx_handle)(struct cdp_soc *soc_handle,
 			void *dp_txrx_handle);
@@ -512,6 +522,10 @@ struct cdp_cmn_ops {
 	QDF_STATUS (*set_vlan_groupkey)(struct cdp_soc_t *soc, uint8_t vdev_id,
 					uint16_t vlan_id, uint16_t group_key);
 #endif
+
+	uint16_t (*get_peer_mac_list)
+		 (ol_txrx_soc_handle soc, uint8_t vdev_id,
+		  u_int8_t newmac[][QDF_MAC_ADDR_SIZE], uint16_t mac_cnt);
 };
 
 struct cdp_ctrl_ops {
@@ -750,8 +764,8 @@ struct cdp_me_ops {
 	void
 		(*tx_me_free_descriptor)(struct cdp_pdev *pdev);
 
-	uint16_t
-		(*tx_me_convert_ucast)(struct cdp_vdev *vdev,
+	uint16_t (*tx_me_convert_ucast)(
+			ol_txrx_soc_handle soc, uint8_t vdev_id,
 			qdf_nbuf_t wbuf, u_int8_t newmac[][6],
 			uint8_t newmaccnt);
 	/* Should be a function pointer in ol_txrx_osif_ops{} */

dp/wifi3.0/dp_internal.h

@@ -1836,4 +1836,17 @@ dp_get_pdev_from_soc_pdev_id_wifi3(struct dp_soc *soc,
 QDF_STATUS dp_rx_tid_update_wifi3(struct dp_peer *peer, int tid, uint32_t
 					 ba_window_size, uint32_t start_seq);
 
+/**
+ * dp_get_peer_mac_list(): function to get peer mac list of vdev
+ * @soc: Datapath soc handle
+ * @vdev_id: vdev id
+ * @newmac: Table of the clients mac
+ * @mac_cnt: No. of MACs required
+ *
+ * return: no of clients
+ */
+uint16_t dp_get_peer_mac_list(ol_txrx_soc_handle soc, uint8_t vdev_id,
+			      u_int8_t newmac[][QDF_MAC_ADDR_SIZE],
+			      u_int16_t mac_cnt);
+
 #endif /* #ifndef _DP_INTERNAL_H_ */

dp/wifi3.0/dp_main.c

@@ -5259,6 +5259,11 @@ static QDF_STATUS dp_vdev_detach_wifi3(struct cdp_soc_t *cdp_soc,
 		/* debug print - will be removed later */
 		dp_warn("not deleting vdev object %pK (%pM) until deletion finishes for all its peers",
 			vdev, vdev->mac_addr.raw);
+
+		if (vdev->vdev_dp_ext_handle) {
+			qdf_mem_free(vdev->vdev_dp_ext_handle);
+			vdev->vdev_dp_ext_handle = NULL;
+		}
 		/* indicate that the vdev needs to be deleted */
 		vdev->delete.pending = 1;
 		vdev->delete.callback = callback;
@@ -5301,7 +5306,13 @@ free_vdev:
 	if (wlan_op_mode_monitor == vdev->opmode)
 		pdev->monitor_vdev = NULL;
 
+	if (vdev->vdev_dp_ext_handle) {
+		qdf_mem_free(vdev->vdev_dp_ext_handle);
+		vdev->vdev_dp_ext_handle = NULL;
+	}
+
 	dp_info("deleting vdev object %pK (%pM)", vdev, vdev->mac_addr.raw);
+
 	qdf_mem_free(vdev);
 
 	if (callback)
@@ -8442,7 +8453,7 @@ dp_txrx_get_pdev_stats(struct cdp_soc_t *soc, uint8_t pdev_id,
 }
 
 /* dp_txrx_update_vdev_me_stats(): Update vdev ME stats sent from CDP
- * @vdev_handle: DP vdev handle
+ * @vdev: DP vdev handle
  * @buf: buffer containing specific stats structure
  *
  * Returns: void
@@ -8497,6 +8508,7 @@ static QDF_STATUS dp_txrx_update_vdev_host_stats(struct cdp_soc_t *soc,
 			  "Invalid vdev handle");
 		return QDF_STATUS_E_FAILURE;
 	}
+
 	switch (stats_id) {
 	case DP_VDEV_STATS_PKT_CNT_ONLY:
 		break;
@@ -9111,6 +9123,54 @@ dp_pdev_set_dp_txrx_handle(struct cdp_soc_t *soc, uint8_t pdev_id,
 	pdev->dp_txrx_handle = dp_txrx_hdl;
 }
 
+/**
+ * dp_vdev_get_dp_ext_handle() - get dp handle from vdev
+ * @soc: datapath soc handle
+ * @vdev_id: vdev id
+ *
+ * Return: opaque pointer to dp txrx handle
+ */
+static void *dp_vdev_get_dp_ext_handle(ol_txrx_soc_handle soc, uint8_t vdev_id)
+{
+	struct dp_vdev *vdev =
+		dp_get_vdev_from_soc_vdev_id_wifi3((struct dp_soc *)soc,
+						   vdev_id);
+
+	if (!vdev)
+		return NULL;
+
+	return vdev->vdev_dp_ext_handle;
+}
+
+/**
+ * dp_vdev_set_dp_ext_handle() - set dp handle in vdev
+ * @soc: datapath soc handle
+ * @vdev_id: vdev id
+ * @size: size of advance dp handle
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+dp_vdev_set_dp_ext_handle(ol_txrx_soc_handle soc, uint8_t vdev_id,
+			  uint16_t size)
+{
+	struct dp_vdev *vdev =
+		dp_get_vdev_from_soc_vdev_id_wifi3((struct dp_soc *)soc,
+						   vdev_id);
+	void *dp_ext_handle;
+
+	if (!vdev)
+		return QDF_STATUS_E_FAILURE;
+
+	dp_ext_handle = qdf_mem_malloc(size);
+
+	if (!dp_ext_handle)
+		return QDF_STATUS_E_FAILURE;
+
+	vdev->vdev_dp_ext_handle = dp_ext_handle;
+	return QDF_STATUS_SUCCESS;
+}
+
 /**
  * dp_soc_get_dp_txrx_handle() - get context for external-dp from dp soc
  * @soc_handle: datapath soc handle
@@ -9825,6 +9885,8 @@ static struct cdp_cmn_ops dp_ops_cmn = {
 	.txrx_data_tx_cb_set = dp_txrx_data_tx_cb_set,
 	.get_dp_txrx_handle = dp_pdev_get_dp_txrx_handle,
 	.set_dp_txrx_handle = dp_pdev_set_dp_txrx_handle,
+	.get_vdev_dp_ext_txrx_handle = dp_vdev_get_dp_ext_handle,
+	.set_vdev_dp_ext_txrx_handle = dp_vdev_set_dp_ext_handle,
 	.get_soc_dp_txrx_handle = dp_soc_get_dp_txrx_handle,
 	.set_soc_dp_txrx_handle = dp_soc_set_dp_txrx_handle,
 	.map_pdev_to_lmac = dp_soc_map_pdev_to_lmac,
@@ -9856,6 +9918,8 @@ static struct cdp_cmn_ops dp_ops_cmn = {
 #ifdef QCA_MULTIPASS_SUPPORT
 	.set_vlan_groupkey = dp_set_vlan_groupkey,
 #endif
+	.get_peer_mac_list = dp_get_peer_mac_list,
+	.tx_send_exc = __dp_tx_send_exception,
 };
 
 static struct cdp_ctrl_ops dp_ops_ctrl = {
@@ -11369,3 +11433,39 @@ void dp_update_delay_stats(struct dp_pdev *pdev, uint32_t delay,
 			dstats->avg_delay = ((delay + dstats->avg_delay) / 2);
 	}
 }
+
+/**
+ * dp_get_peer_mac_list(): function to get peer mac list of vdev
+ * @soc: Datapath soc handle
+ * @vdev_id: vdev id
+ * @newmac: Table of the clients mac
+ * @mac_cnt: No. of MACs required
+ *
+ * return: no of clients
+ */
+uint16_t dp_get_peer_mac_list(ol_txrx_soc_handle soc, uint8_t vdev_id,
+			      u_int8_t newmac[][QDF_MAC_ADDR_SIZE],
+			      u_int16_t mac_cnt)
+{
+	struct dp_vdev *vdev =
+		dp_get_vdev_from_soc_vdev_id_wifi3((struct dp_soc *)soc,
+						   vdev_id);
+	struct dp_soc *dp_soc = (struct dp_soc *)soc;
+	struct dp_peer *peer;
+	uint16_t new_mac_cnt = 0;
+
+	if (!vdev)
+		return new_mac_cnt;
+
+	qdf_spin_lock_bh(&dp_soc->peer_ref_mutex);
+	TAILQ_FOREACH(peer, &vdev->peer_list, peer_list_elem) {
+		if (peer->bss_peer)
+			continue;
+		if (new_mac_cnt < mac_cnt) {
+			WLAN_ADDR_COPY(newmac[new_mac_cnt], peer->mac_addr.raw);
+			new_mac_cnt++;
+		}
+	}
+	qdf_spin_unlock_bh(&dp_soc->peer_ref_mutex);
+	return new_mac_cnt;
+}

dp/wifi3.0/dp_tx.c

@@ -2049,6 +2049,30 @@ static bool dp_check_exc_metadata(struct cdp_tx_exception_metadata *tx_exc)
 	return true;
 }
 
+/**
+ * __dp_tx_send_exception: Wrapper API for dp_tx_send_exception.
+ * @soc: DP soc handle
+ * @vdev_id: id of DP vdev handle
+ * @tx_exc_metadata: Handle that holds exception path meta data
+ *
+ * Return: NULL on success,
+ *         nbuf when it fails to send
+ */
+qdf_nbuf_t
+__dp_tx_send_exception(ol_txrx_soc_handle soc, uint8_t vdev_id, qdf_nbuf_t nbuf,
+		       struct cdp_tx_exception_metadata *tx_exc_metadata)
+{
+	struct dp_vdev *vdev =
+			dp_get_vdev_from_soc_vdev_id_wifi3((struct dp_soc *)soc,
+							   vdev_id);
+
+	if (!vdev)
+		return nbuf;
+
+	return dp_tx_send_exception((struct cdp_vdev *)vdev, nbuf,
+				    tx_exc_metadata);
+}
+
 /**
  * dp_tx_send_exception() - Transmit a frame on a given VAP in exception path
  * @vap_dev: DP vdev handle

dp/wifi3.0/dp_tx.h

@@ -186,6 +186,11 @@ QDF_STATUS dp_tx_pdev_detach(struct dp_pdev *pdev);
 QDF_STATUS dp_tx_pdev_attach(struct dp_pdev *pdev);
 
 qdf_nbuf_t dp_tx_send(struct cdp_soc_t *soc, uint8_t vdev_id, qdf_nbuf_t nbuf);
+
+qdf_nbuf_t
+__dp_tx_send_exception(ol_txrx_soc_handle soc, uint8_t vdev_id, qdf_nbuf_t nbuf,
+		       struct cdp_tx_exception_metadata *tx_exc_metadata);
+
 qdf_nbuf_t dp_tx_send_exception(struct cdp_vdev *data_vdev, qdf_nbuf_t nbuf,
 				struct cdp_tx_exception_metadata *tx_exc);
 qdf_nbuf_t dp_tx_send_mesh(struct cdp_soc_t *soc, uint8_t vdev_id,

dp/wifi3.0/dp_types.h

@@ -1955,6 +1955,8 @@ struct dp_vdev {
 	TAILQ_HEAD(, dp_peer) mpass_peer_list;
 	DP_MUTEX_TYPE mpass_peer_mutex;
 #endif
+	/* Extended data path handle */
+	struct cdp_ext_vdev *vdev_dp_ext_handle;
 };