qcacld-3.0: Enable D0WOW for pcie

Enable FEATURE_WLAN_DOWOW for pcie.
This is for backward compatible with rome fw.

Change-Id: Ia2107ff6939666b4a0bd19d57149d17814f2dfb5
CRs-Fixed: 2070426

components/pmo/core/src/wlan_pmo_suspend_resume.c

@@ -1110,6 +1110,7 @@ void pmo_core_psoc_wakeup_host_event_received(struct wlan_objmgr_psoc *psoc)
 	}
 
 	psoc_ctx = pmo_psoc_get_priv(psoc);
+	psoc_ctx->wow.wow_state = pmo_wow_state_none;
 	qdf_event_set(&psoc_ctx->wow.target_resume);
 out:
 	PMO_EXIT();

components/pmo/dispatcher/inc/wlan_pmo_common_public_struct.h

@@ -271,6 +271,7 @@ enum pmo_auto_pwr_detect_failure_mode {
  * @enable_mc_list: true if psoc supports mc addr list else false
  * @active_mode_offload: true if psoc supports active mode offload else false
  * @ap_arpns_support: true if psoc supports arp ns for ap mode
+ * @d0_wow_supported: true if psoc supports D0 wow command
  * @max_wow_filters: maximum number of wow filter supported
  * @ra_ratelimit_enable: true when ra filtering ins eanbled else false
  * @ra_ratelimit_interval: ra packets interval
@@ -298,6 +299,7 @@ struct pmo_psoc_cfg {
 	bool enable_mc_list;
 	bool active_mode_offload;
 	bool ap_arpns_support;
+	bool d0_wow_supported;
 	uint8_t max_wow_filters;
 	bool ra_ratelimit_enable;
 	uint16_t ra_ratelimit_interval;

components/pmo/dispatcher/inc/wlan_pmo_obj_mgmt_public_struct.h

@@ -102,6 +102,8 @@ int (*pmo_pld_auto_resume_cb)(void);
  * @psoc_get_runtime_pm_in_progress: fp to get runtime pm is in progress status
  * @psoc_send_host_wakeup_ind: fp tp send host wake indication to fwr
  * @psoc_send_target_resume_req: fp to send target resume request
+ * @psoc_send_d0wow_enable_req: fp to send D0 WOW enable request
+ * @psoc_send_d0wow_disable_req: fp to send D0 WOW disable request
  */
 struct wlan_pmo_tx_ops {
 	QDF_STATUS (*send_arp_offload_req)(struct wlan_objmgr_vdev *vdev,
@@ -196,6 +198,10 @@ struct wlan_pmo_tx_ops {
 	QDF_STATUS (*psoc_send_host_wakeup_ind)(struct wlan_objmgr_psoc *psoc);
 	QDF_STATUS (*psoc_send_target_resume_req)(
 			struct wlan_objmgr_psoc *psoc);
+	QDF_STATUS (*psoc_send_d0wow_enable_req)(
+			struct wlan_objmgr_psoc *psoc);
+	QDF_STATUS (*psoc_send_d0wow_disable_req)(
+			struct wlan_objmgr_psoc *psoc);
 
 };
 

components/pmo/dispatcher/inc/wlan_pmo_wow_public_struct.h

@@ -173,11 +173,26 @@ enum pmo_wow_action_wakeup_opertion {
 	pmo_action_wakeup_del_set,
 };
 
+/**
+ * enum pmo_wow_state: enumeration of wow state
+ * @pmo_wow_state_none: not in wow state
+ * @pmo_wow_state_legacy_d0: in d0 wow state trigger by legacy d0 wow command
+ * @pmo_wow_state_unified_d0: in d0 wow state trigger by unified wow command
+ * @pmo_wow_state_unified_d3: in d3 wow state trigger by unified wow command
+ */
+enum pmo_wow_state {
+	pmo_wow_state_none = 0,
+	pmo_wow_state_legacy_d0,
+	pmo_wow_state_unified_d0,
+	pmo_wow_state_unified_d3,
+};
+
 /**
  * struct pmo_wow - store wow patterns
  * @wow_enable: wow enable/disable
  * @wow_enable_cmd_sent: is wow enable command sent to fw
  * @is_wow_bus_suspended: true if bus is suspended
+ * @wow_state: state of wow
  * @target_suspend: target suspend event
  * @target_resume: target resume event
  * @wow_nack: wow negative ack flag
@@ -197,6 +212,7 @@ struct pmo_wow {
 	bool wow_enable;
 	bool wow_enable_cmd_sent;
 	bool is_wow_bus_suspended;
+	enum pmo_wow_state wow_state;
 	qdf_event_t target_suspend;
 	qdf_event_t target_resume;
 	int wow_nack;

components/pmo/dispatcher/src/wlan_pmo_tgt_suspend_resume.c

@@ -133,14 +133,28 @@ void pmo_tgt_update_target_suspend_flag(struct wlan_objmgr_psoc *psoc,
 QDF_STATUS pmo_tgt_psoc_send_wow_enable_req(struct wlan_objmgr_psoc *psoc,
 	struct pmo_wow_cmd_params *param)
 {
+	struct pmo_psoc_priv_obj *psoc_ctx;
 	struct wlan_pmo_tx_ops pmo_tx_ops;
 
+	psoc_ctx = pmo_psoc_get_priv(psoc);
 	pmo_tx_ops = GET_PMO_TX_OPS_FROM_PSOC(psoc);
+
+	if (psoc_ctx->psoc_cfg.d0_wow_supported && !param->can_suspend_link) {
+		if (!pmo_tx_ops.psoc_send_d0wow_enable_req) {
+			pmo_err("psoc_send_d0wow_enable_req is null");
+			return QDF_STATUS_E_NULL_VALUE;
+		}
+		psoc_ctx->wow.wow_state = pmo_wow_state_legacy_d0;
+		pmo_debug("Sending D0WOW enable command...");
+		return pmo_tx_ops.psoc_send_d0wow_enable_req(psoc);
+	}
+
 	if (!pmo_tx_ops.psoc_send_wow_enable_req) {
 		pmo_err("psoc_send_wow_enable_req is null");
 		return QDF_STATUS_E_NULL_VALUE;
 	}
-
+	psoc_ctx->wow.wow_state = param->can_suspend_link ?
+		pmo_wow_state_unified_d3 : pmo_wow_state_unified_d0;
 	return pmo_tx_ops.psoc_send_wow_enable_req(psoc, param);
 }
 
@@ -189,14 +203,26 @@ bool pmo_tgt_psoc_get_runtime_pm_in_progress(struct wlan_objmgr_psoc *psoc)
 
 QDF_STATUS pmo_tgt_psoc_send_host_wakeup_ind(struct wlan_objmgr_psoc *psoc)
 {
+	struct pmo_psoc_priv_obj *psoc_ctx;
 	struct wlan_pmo_tx_ops pmo_tx_ops;
 
+	psoc_ctx = pmo_psoc_get_priv(psoc);
 	pmo_tx_ops = GET_PMO_TX_OPS_FROM_PSOC(psoc);
+
+	if (psoc_ctx->psoc_cfg.d0_wow_supported &&
+	    psoc_ctx->wow.wow_state == pmo_wow_state_legacy_d0) {
+		if (!pmo_tx_ops.psoc_send_d0wow_disable_req) {
+			pmo_err("psoc_send_d0wow_disable_req is null");
+			return QDF_STATUS_E_NULL_VALUE;
+		}
+		pmo_debug("Sending D0WOW disable command...");
+		return pmo_tx_ops.psoc_send_d0wow_disable_req(psoc);
+	}
+
 	if (!pmo_tx_ops.psoc_send_host_wakeup_ind) {
 		pmo_err("psoc_send_host_wakeup_ind is null");
 		return QDF_STATUS_E_NULL_VALUE;
 	}
-
 	return pmo_tx_ops.psoc_send_host_wakeup_ind(psoc);
 }