cnss2: Send WAKE MSI base data to firmware

Add the support to send WAKE MSI base data to firmware through
HOST_CAP_REQ QMI message so that firmware can use it to wake up
WLAN host driver.

Change-Id: Ief8bfb6c3746bc0bfd833aa3bded09212773244d
Signed-off-by: Yue Ma <yuem@codeaurora.org>

drivers/net/wireless/cnss2/main.c

@@ -37,6 +37,7 @@
 #define FW_READY_TIMEOUT		20000
 #define FW_ASSERT_TIMEOUT		5000
 #define CNSS_EVENT_PENDING		2989
+#define WAKE_MSI_NAME			"WAKE"
 
 static struct cnss_plat_data *plat_env;
 
@@ -537,6 +538,24 @@ int cnss_set_fw_log_mode(struct device *dev, u8 fw_log_mode)
 }
 EXPORT_SYMBOL(cnss_set_fw_log_mode);
 
+u32 cnss_get_wake_msi(struct cnss_plat_data *plat_priv)
+{
+	struct cnss_pci_data *pci_priv = plat_priv->bus_priv;
+	int ret, num_vectors;
+	u32 user_base_data, base_vector;
+
+	ret = cnss_get_user_msi_assignment(&pci_priv->pci_dev->dev,
+					   WAKE_MSI_NAME, &num_vectors,
+					   &user_base_data, &base_vector);
+
+	if (ret) {
+		cnss_pr_err("WAKE MSI is not valid\n");
+		return 0;
+	}
+
+	return user_base_data;
+}
+
 static int cnss_fw_mem_ready_hdlr(struct cnss_plat_data *plat_priv)
 {
 	int ret = 0;

drivers/net/wireless/cnss2/main.h

@@ -220,5 +220,6 @@ void cnss_unregister_subsys(struct cnss_plat_data *plat_priv);
 int cnss_register_ramdump(struct cnss_plat_data *plat_priv);
 void cnss_unregister_ramdump(struct cnss_plat_data *plat_priv);
 void cnss_set_pin_connect_status(struct cnss_plat_data *plat_priv);
+u32 cnss_get_wake_msi(struct cnss_plat_data *plat_priv);
 
 #endif /* _CNSS_MAIN_H */

drivers/net/wireless/cnss2/qmi.c

@@ -140,6 +140,12 @@ static int cnss_wlfw_host_cap_send_sync(struct cnss_plat_data *plat_priv)
 
 	cnss_pr_dbg("daemon_support is %d\n", req.daemon_support);
 
+	req.wake_msi = cnss_get_wake_msi(plat_priv);
+	if (req.wake_msi) {
+		cnss_pr_dbg("WAKE MSI base data is %d\n", req.wake_msi);
+		req.wake_msi_valid = 1;
+	}
+
 	req_desc.max_msg_len = WLFW_HOST_CAP_REQ_MSG_V01_MAX_MSG_LEN;
 	req_desc.msg_id = QMI_WLFW_HOST_CAP_REQ_V01;
 	req_desc.ei_array = wlfw_host_cap_req_msg_v01_ei;