qcacmn: add API to get NAPI instance corresponding to NAPI ID

Add API to get NAPI instance from NAPI ID. Handle to NAPI is required
for Rx processing via GRO.

Change-Id: I15535827a03953231670d4138235c4876b16e045
CRs-Fixed: 2062180

hif/src/hif_main.c

@@ -882,6 +882,21 @@ struct hif_target_info *hif_get_target_info_handle(
 }
 qdf_export_symbol(hif_get_target_info_handle);
 
+#ifdef RECEIVE_OFFLOAD
+int hif_get_rx_ctx_id(int ctx_id, struct hif_opaque_softc *hif_hdl)
+{
+	if (hif_napi_enabled(hif_hdl, -1))
+		return NAPI_PIPE2ID(ctx_id);
+	else
+		return ctx_id;
+}
+#else
+int hif_get_rx_ctx_id(int ctx_id, struct hif_opaque_softc *hif_hdl)
+{
+	return 0;
+}
+#endif
+
 #if defined(FEATURE_LRO)
 
 /**
@@ -902,27 +917,6 @@ void *hif_get_lro_info(int ctx_id, struct hif_opaque_softc *hif_hdl)
 
 	return data;
 }
-
-/**
- * hif_get_rx_ctx_id - Returns LRO instance ID based on underlying LRO instance
- * @ctx_id: LRO context ID
- * @hif_hdl: HIF Context
- *
- * Return: LRO instance ID
- */
-int hif_get_rx_ctx_id(int ctx_id, struct hif_opaque_softc *hif_hdl)
-{
-	if (hif_napi_enabled(hif_hdl, -1))
-		return NAPI_PIPE2ID(ctx_id);
-	else
-		return ctx_id;
-}
-
-#else /* !defined(FEATURE_LRO) */
-int hif_get_rx_ctx_id(int ctx_id, struct hif_opaque_softc *hif_hdl)
-{
-	return 0;
-}
 #endif
 
 /**

hif/src/hif_main.h

@@ -277,6 +277,13 @@ void hif_wlan_disable(struct hif_softc *scn);
 int hif_target_sleep_state_adjust(struct hif_softc *scn,
 					 bool sleep_ok,
 					 bool wait_for_it);
+/**
+ * hif_get_rx_ctx_id() - Returns NAPI instance ID based on CE ID
+ * @ctx_id: Rx CE context ID
+ * @hif_hdl: HIF Context
+ *
+ * Return: Rx instance ID
+ */
 int hif_get_rx_ctx_id(int ctx_id, struct hif_opaque_softc *hif_hdl);
 void hif_ramdump_handler(struct hif_opaque_softc *scn);
 #ifdef HIF_USB

hif/src/hif_napi.c

@@ -361,6 +361,13 @@ inline struct qca_napi_data *hif_napi_get_all(struct hif_opaque_softc *hif_ctx)
 	return &(hif->napi_data);
 }
 
+struct napi_struct *hif_get_napi(int napi_id, struct qca_napi_data *napid)
+{
+	int id = NAPI_ID2PIPE(napi_id);
+
+	return &(napid->napis[id]->napi);
+}
+
 /**
  *
  * hif_napi_event() - reacts to events that impact NAPI

hif/src/hif_napi.h

@@ -124,6 +124,15 @@ int hif_napi_destroy(struct hif_opaque_softc  *hif,
 
 struct qca_napi_data *hif_napi_get_all(struct hif_opaque_softc   *hif);
 
+/**
+ * hif_get_napi() - get NAPI corresponding to napi_id
+ * @napi_id: NAPI instance
+ * @napi_d: Handle NAPI
+ *
+ * Return: napi corresponding napi_id
+ */
+struct napi_struct *hif_get_napi(int napi_id, struct qca_napi_data *napid);
+
 int hif_napi_event(struct hif_opaque_softc     *hif,
 		   enum  qca_napi_event event,
 		   void                *data);

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -864,12 +864,12 @@ struct policy_mgr_cdp_cbacks {
 /**
  * struct policy_mgr_dp_cbacks - CDP Callbacks to be invoked
  * from policy manager
- * @hdd_disable_lro_in_concurrency: Callback to disable LRO
+ * @hdd_disable_rx_ol_in_concurrency: Callback to disable LRO/GRO offloads
  * @hdd_set_rx_mode_rps_cb: Callback to set RPS
  * @hdd_ipa_set_mcc_mode_cb: Callback to set mcc mode for ipa module
  */
 struct policy_mgr_dp_cbacks {
-	void (*hdd_disable_lro_in_concurrency)(bool);
+	void (*hdd_disable_rx_ol_in_concurrency)(bool);
 	void (*hdd_set_rx_mode_rps_cb)(bool);
 	void (*hdd_ipa_set_mcc_mode_cb)(bool);
 };

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_get_set_utils.c

@@ -1159,7 +1159,7 @@ void policy_mgr_incr_active_session(struct wlan_objmgr_psoc *psoc,
 		pm_ctx->tdls_cbacks.tdls_notify_increment_session(psoc);
 
 	/*
-	 * Disable LRO if P2P or IBSS or SAP connection has come up or
+	 * Disable LRO/GRO if P2P or IBSS or SAP connection has come up or
 	 * there are more than one STA connections
 	 */
 	if ((policy_mgr_mode_specific_connection_count(psoc, PM_STA_MODE, NULL) > 1) ||
@@ -1168,8 +1168,8 @@ void policy_mgr_incr_active_session(struct wlan_objmgr_psoc *psoc,
 									0) ||
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_P2P_GO_MODE, NULL) > 0) ||
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_IBSS_MODE, NULL) > 0)) {
-		if (pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency != NULL)
-			pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency(true);
+		if (pm_ctx->dp_cbacks.hdd_disable_rx_ol_in_concurrency != NULL)
+			pm_ctx->dp_cbacks.hdd_disable_rx_ol_in_concurrency(true);
 	};
 
 	/* Enable RPS if SAP interface has come up */
@@ -1229,15 +1229,15 @@ QDF_STATUS policy_mgr_decr_active_session(struct wlan_objmgr_psoc *psoc,
 	/* Notify tdls */
 	if (pm_ctx->tdls_cbacks.tdls_notify_decrement_session)
 		pm_ctx->tdls_cbacks.tdls_notify_decrement_session(psoc);
-	/* Enable LRO if there no concurrency */
+	/* Enable LRO/GRO if there no concurrency */
 	if ((policy_mgr_mode_specific_connection_count(psoc, PM_STA_MODE, NULL) == 1) &&
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_SAP_MODE, NULL) == 0) &&
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_P2P_CLIENT_MODE, NULL) ==
 									0) &&
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_P2P_GO_MODE, NULL) == 0) &&
 	    (policy_mgr_mode_specific_connection_count(psoc, PM_IBSS_MODE, NULL) == 0)) {
-		if (pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency != NULL)
-			pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency(false);
+		if (pm_ctx->dp_cbacks.hdd_disable_rx_ol_in_concurrency != NULL)
+			pm_ctx->dp_cbacks.hdd_disable_rx_ol_in_concurrency(false);
 	};
 
 	/* Disable RPS if SAP interface has come up */

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_init_deinit.c

@@ -645,8 +645,8 @@ QDF_STATUS policy_mgr_register_dp_cb(struct wlan_objmgr_psoc *psoc,
 		return QDF_STATUS_E_FAILURE;
 	}
 
-	pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency =
-		dp_cbacks->hdd_disable_lro_in_concurrency;
+	pm_ctx->dp_cbacks.hdd_disable_rx_ol_in_concurrency =
+		dp_cbacks->hdd_disable_rx_ol_in_concurrency;
 	pm_ctx->dp_cbacks.hdd_set_rx_mode_rps_cb =
 		dp_cbacks->hdd_set_rx_mode_rps_cb;
 	pm_ctx->dp_cbacks.hdd_ipa_set_mcc_mode_cb =