qcacld-3.0: Add PLD support for QMI Indication

Add PLD APIs to register callback for QMI Indication via CNSS2

Change-Id: I5a92250bf349b2b94e3ed74ed0b420f96c2c7461
CRs-Fixed: 3786384

core/cds/src/cds_api.c

@@ -243,6 +243,20 @@ static QDF_STATUS cds_wmi_send_recv_qmi(void *buf, uint32_t len, void * cb_ctx,
 	return QDF_STATUS_SUCCESS;
 }
 
+static QDF_STATUS cds_qmi_indication(void *cb_ctx, qdf_qmi_ind_cb qmi_ind_cb)
+{
+	qdf_device_t qdf_ctx;
+
+	qdf_ctx = cds_get_context(QDF_MODULE_ID_QDF_DEVICE);
+	if (!qdf_ctx)
+		return QDF_STATUS_E_INVAL;
+
+	if (pld_qmi_indication(qdf_ctx->dev, cb_ctx, qmi_ind_cb))
+		return QDF_STATUS_E_INVAL;
+
+	return QDF_STATUS_SUCCESS;
+}
+
 /**
  * cds_update_recovery_reason() - update the recovery reason code
  * @recovery_reason: recovery reason
@@ -332,6 +346,7 @@ QDF_STATUS cds_init(void)
 	qdf_register_drv_connected_callback(cds_is_drv_connected);
 	qdf_register_drv_supported_callback(cds_is_drv_supported);
 	qdf_register_wmi_send_recv_qmi_callback(cds_wmi_send_recv_qmi);
+	qdf_register_qmi_indication_callback(cds_qmi_indication);
 	qdf_register_recovery_reason_update(cds_update_recovery_reason);
 	qdf_register_get_bus_reg_dump(pld_get_bus_reg_dump);
 
@@ -365,6 +380,7 @@ void cds_deinit(void)
 	qdf_register_is_driver_state_module_stop_callback(NULL);
 	qdf_register_self_recovery_callback(NULL);
 	qdf_register_wmi_send_recv_qmi_callback(NULL);
+	qdf_register_qmi_indication_callback(NULL);
 
 	gp_cds_context->qdf_ctx = NULL;
 	qdf_mem_zero(&g_qdf_ctx, sizeof(g_qdf_ctx));

core/pld/inc/pld_common.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. 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
@@ -1638,6 +1638,21 @@ int pld_qmi_send(struct device *dev, int type, void *cmd,
 		 int cmd_len, void *cb_ctx,
 		 int (*cb)(void *ctx, void *event, int event_len));
 
+/**
+ * pld_qmi_indication() - Send data request over QMI
+ * @dev: device pointer
+ * @cb_ctx: context pointer if any to pass back in callback
+ * @cb: callback pointer to pass response back
+ *
+ * This API can be used to register for QMI events.
+ *
+ * Return: 0 if registration is successful
+ *         Non zero failure code for errors
+ */
+int pld_qmi_indication(struct device *dev, void *cb_ctx,
+		       int (*cb)(void *ctx, uint16_t type,
+				 void *event, int event_len));
+
 /**
  * pld_is_fw_dump_skipped() - get fw dump skipped status.
  * @dev: device

core/pld/src/pld_common.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. 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
@@ -2323,6 +2323,26 @@ int pld_qmi_send(struct device *dev, int type, void *cmd,
 	}
 }
 
+int pld_qmi_indication(struct device *dev, void *cb_ctx,
+		       int (*cb)(void *ctx, uint16_t type,
+				 void *event, int event_len))
+{
+	enum pld_bus_type bus_type = pld_get_bus_type(dev);
+
+	switch (bus_type) {
+	case PLD_BUS_TYPE_PCIE:
+		return pld_pcie_register_qmi_ind(dev, cb_ctx, cb);
+	case PLD_BUS_TYPE_SNOC:
+	case PLD_BUS_TYPE_SDIO:
+	case PLD_BUS_TYPE_USB:
+	case PLD_BUS_TYPE_IPCI:
+		return -EINVAL;
+	default:
+		pr_err("Invalid device type %d\n", bus_type);
+		return -EINVAL;
+	}
+}
+
 bool pld_is_fw_dump_skipped(struct device *dev)
 {
 	bool ret = false;

core/pld/src/pld_pcie.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. 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
@@ -451,6 +451,14 @@ pld_pcie_qmi_send(struct device *dev, int type, void *cmd,
 	return -EINVAL;
 }
 
+static inline int
+pld_pcie_register_qmi_ind(struct device *dev, void *cb_ctx,
+			  int (*cb)(void *ctx, uint16_t type,
+				    void *event, int event_len))
+{
+	return -EINVAL;
+}
+
 static inline int pld_pcie_get_user_msi_assignment(struct device *dev,
 						   char *user_name,
 						   int *num_vectors,
@@ -623,6 +631,24 @@ pld_pcie_qmi_send(struct device *dev, int type, void *cmd,
 	return cnss_qmi_send(dev, type, cmd, cmd_len, cb_ctx, cb);
 }
 
+#ifdef WLAN_CHIPSET_STATS
+static inline int
+pld_pcie_register_qmi_ind(struct device *dev, void *cb_ctx,
+			  int (*cb)(void *ctx, uint16_t type,
+				    void *event, int event_len))
+{
+	return cnss_register_driver_async_data_cb(dev, cb_ctx, cb);
+}
+#else
+static inline int
+pld_pcie_register_qmi_ind(struct device *dev, void *cb_ctx,
+			  int (*cb)(void *ctx, uint16_t type,
+				    void *event, int event_len))
+{
+	return 0;
+}
+#endif
+
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0))
 static inline void *pld_pcie_smmu_get_domain(struct device *dev)
 {