qcacld-3.0: Add support for WMI_PDEV_WAL_POWER_DEBUG_CMD

Add support for WMI POWER DEBUG command to control mac_core power features
for run time debugging.

Change-Id: I77ad747843cae31de1705b7ce8fa80e18c9ca53e
CRs-Fixed: 1007598

core/hdd/src/wlan_hdd_wext.c

@@ -339,8 +339,9 @@ static const hdd_freq_chan_map_t freq_chan_map[] = {
 #define WLAN_PRIV_SET_VAR_INT_GET_NONE   (SIOCIWFIRSTPRIV + 7)
 
 #define WE_P2P_NOA_CMD       2
+/* subcommands 3 is unused */
 
-/* subcommands 3 and 4 are unused */
+#define WE_MAC_PWR_DEBUG_CMD 4
 
 #ifdef FEATURE_WLAN_TDLS
 #define WE_TDLS_CONFIG_PARAMS   5
@@ -8039,6 +8040,46 @@ static int __iw_set_var_ints_getnone(struct net_device *dev,
 	}
 	break;
 #endif
+	case WE_MAC_PWR_DEBUG_CMD:
+	{
+		struct sir_mac_pwr_dbg_cmd mac_pwr_dbg_args;
+		tHalHandle hal = WLAN_HDD_GET_HAL_CTX(pAdapter);
+		int i, j;
+
+		if (num_args < 3) {
+			hdd_err("number of arguments can't be null %d",
+				num_args);
+			return -EINVAL;
+		}
+		if (num_args - 3 != apps_args[2]) {
+			hdd_err("arg list of size %d doesn't match num_args %d",
+				num_args-3, apps_args[2]);
+			return -EINVAL;
+		}
+		if ((apps_args[1] < WLAN_MODULE_ID_MIN) ||
+		    (apps_args[1] >= WLAN_MODULE_ID_MAX)) {
+			hdd_err("Invalid MODULE ID %d", apps_args[1]);
+			return -EINVAL;
+		}
+		if (apps_args[2] > (MAX_POWER_DBG_ARGS_SUPPORTED)) {
+			hdd_err("Too Many args %d", apps_args[2]);
+			return -EINVAL;
+		}
+		mac_pwr_dbg_args.pdev_id = apps_args[0];
+		mac_pwr_dbg_args.module_id = apps_args[1];
+		mac_pwr_dbg_args.num_args = apps_args[2];
+
+		for (i = 0, j = 3; i < mac_pwr_dbg_args.num_args; i++, j++)
+			mac_pwr_dbg_args.args[i] = apps_args[j];
+
+		if (QDF_STATUS_SUCCESS !=
+			sme_process_mac_pwr_dbg_cmd(hal, pAdapter->sessionId,
+						    &mac_pwr_dbg_args)) {
+			return -EINVAL;
+		}
+	}
+	break;
+
 	default:
 	{
 		hdd_err("Invalid IOCTL command %d", sub_cmd);
@@ -10730,6 +10771,12 @@ static const struct iw_priv_args we_private_args[] = {
 		0,
 		"setUnitTestCmd"
 	},
+	{
+		WE_MAC_PWR_DEBUG_CMD,
+		IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
+		0,
+		"halPwrDebug"
+	},
 
 #ifdef WLAN_FEATURE_GPIO_LED_FLASHING
 	{WE_LED_FLASHING_PARAM,

core/mac/inc/sir_api.h

@@ -99,6 +99,8 @@ typedef uint8_t tSirVersionString[SIR_VERSION_STRING_LEN];
 /* This should not be greater than MAX_NUMBER_OF_CONC_CONNECTIONS */
 #define MAX_VDEV_SUPPORTED                        4
 
+#define MAX_POWER_DBG_ARGS_SUPPORTED 8
+
 /**
  * enum sir_conn_update_reason: Reason for conc connection update
  * @SIR_UPDATE_REASON_SET_OPER_CHAN: Set probable operating channel
@@ -6331,4 +6333,19 @@ struct sir_p2p_lo_event {
 	uint32_t vdev_id;
 	uint32_t reason_code;
 };
+
+/**
+ * struct sir_hal_pwr_dbg_cmd - unit test command parameters
+ * @pdev_id: pdev id
+ * @module_id: module id
+ * @num_args: number of arguments
+ * @args: arguments
+ */
+struct sir_mac_pwr_dbg_cmd {
+	uint32_t pdev_id;
+	uint32_t module_id;
+	uint32_t num_args;
+	uint32_t args[MAX_POWER_DBG_ARGS_SUPPORTED];
+};
+
 #endif /* __SIR_API_H */

core/mac/src/include/sir_params.h

@@ -629,6 +629,8 @@ typedef struct sSirMbMsgP2p {
 #define SIR_HAL_NDP_CONFIRM                 (SIR_HAL_ITC_MSG_TYPES_BEGIN + 356)
 #define SIR_HAL_NDP_END_IND                 (SIR_HAL_ITC_MSG_TYPES_BEGIN + 357)
 
+#define SIR_HAL_POWER_DBG_CMD               (SIR_HAL_ITC_MSG_TYPES_BEGIN + 347)
+
 #define SIR_HAL_MSG_TYPES_END                (SIR_HAL_MSG_TYPES_BEGIN + 0x1FF)
 
 /* CFG message types */

core/sme/inc/sme_api.h

@@ -1131,4 +1131,9 @@ void sme_update_vdev_type_nss(tHalHandle hal, uint8_t max_supp_nss,
 		uint32_t vdev_type_nss, eCsrBand band);
 void sme_register_p2p_lo_event(tHalHandle hHal, void *context,
 					p2p_lo_callback callback);
+
+QDF_STATUS sme_process_mac_pwr_dbg_cmd(tHalHandle hal, uint32_t session_id,
+				       struct sir_mac_pwr_dbg_cmd*
+				       dbg_args);
+
 #endif /* #if !defined( __SME_API_H ) */

core/sme/src/common/sme_api.c

@@ -15800,3 +15800,51 @@ void sme_register_p2p_lo_event(tHalHandle hHal, void *context,
 	pMac->sme.p2p_lo_event_context = context;
 	sme_release_global_lock(&pMac->sme);
 }
+
+/**
+ * sme_process_mac_pwr_dbg_cmd() - enable mac pwr debugging
+ * @hal: The handle returned by macOpen
+ * @session_id: session id
+ * @dbg_args: args for mac pwr debug command
+ * Return: Return QDF_STATUS, otherwise appropriate failure code
+ */
+QDF_STATUS sme_process_mac_pwr_dbg_cmd(tHalHandle hal, uint32_t session_id,
+				       struct sir_mac_pwr_dbg_cmd*
+				       dbg_args)
+{
+	cds_msg_t message;
+	tpAniSirGlobal mac_ctx = PMAC_STRUCT(hal);
+	struct sir_mac_pwr_dbg_cmd *req;
+	int i;
+
+	if (!CSR_IS_SESSION_VALID(mac_ctx, session_id)) {
+		sms_log(mac_ctx, LOGE,
+			"CSR session not valid: %d",
+			session_id);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	req = qdf_mem_malloc(sizeof(*req));
+	if (NULL == req) {
+		QDF_TRACE(QDF_MODULE_ID_SME, QDF_TRACE_LEVEL_ERROR,
+			  "%s: fail to alloc mac_pwr_dbg_args", __func__);
+		return QDF_STATUS_E_FAILURE;
+	}
+	req->module_id = dbg_args->module_id;
+	req->pdev_id = dbg_args->pdev_id;
+	req->num_args = dbg_args->num_args;
+	for (i = 0; i < req->num_args; i++)
+		req->args[i] = dbg_args->args[i];
+
+	message.type = SIR_HAL_POWER_DBG_CMD;
+	message.bodyptr = req;
+
+	if (!QDF_IS_STATUS_SUCCESS(cds_mq_post_message
+				(QDF_MODULE_ID_WMA, &message))) {
+		QDF_TRACE(QDF_MODULE_ID_SME, QDF_TRACE_LEVEL_ERROR,
+			  "%s: Not able to post msg to WDA!",
+			  __func__);
+		qdf_mem_free(req);
+	}
+	return QDF_STATUS_SUCCESS;
+}

core/wma/inc/wma_internal.h

@@ -1216,4 +1216,9 @@ void wma_remove_req(tp_wma_handle wma, uint8_t vdev_id,
 			    uint8_t type);
 int wma_p2p_lo_event_handler(void *handle, uint8_t *event_buf,
 				uint32_t len);
+
+QDF_STATUS wma_process_hal_pwr_dbg_cmd(WMA_HANDLE handle,
+				       struct sir_mac_pwr_dbg_cmd *
+				       sir_pwr_dbg_params);
+
 #endif

core/wma/src/wma_main.c

@@ -1469,6 +1469,41 @@ static int wma_process_fw_event_tasklet_ctx(void *ctx, void *ev)
 	return 0;
 }
 
+/**
+ * wma_process_hal_pwr_dbg_cmd() - send hal pwr dbg cmd to fw.
+ * @handle: wma handle
+ * @sir_pwr_dbg_params: unit test command
+ *
+ * This function send unit test command to fw.
+ *
+ * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error
+ */
+QDF_STATUS wma_process_hal_pwr_dbg_cmd(WMA_HANDLE handle,
+				       struct sir_mac_pwr_dbg_cmd *
+				       sir_pwr_dbg_params)
+{
+	tp_wma_handle wma_handle = (tp_wma_handle)handle;
+	int i;
+	struct wmi_power_dbg_params wmi_pwr_dbg_params;
+	QDF_STATUS status;
+
+	if (!sir_pwr_dbg_params) {
+		WMA_LOGE("%s: sir_pwr_dbg_params is null", __func__);
+		return QDF_STATUS_E_INVAL;
+	}
+	wmi_pwr_dbg_params.module_id = sir_pwr_dbg_params->module_id;
+	wmi_pwr_dbg_params.pdev_id = sir_pwr_dbg_params->pdev_id;
+	wmi_pwr_dbg_params.num_args = sir_pwr_dbg_params->num_args;
+
+	for (i = 0; i < wmi_pwr_dbg_params.num_args; i++)
+		wmi_pwr_dbg_params.args[i] = sir_pwr_dbg_params->args[i];
+
+	status = wmi_unified_send_power_dbg_cmd(wma_handle->wmi_handle,
+						&wmi_pwr_dbg_params);
+
+	return status;
+}
+
 /**
  * wma_process_fw_event_handler() - common event handler to serialize
  *                                  event processing through mc_thread
@@ -5959,6 +5994,11 @@ QDF_STATUS wma_mc_process_msg(void *cds_context, cds_msg_t *msg)
 		wma_handle_ndp_end_req(wma_handle, msg->bodyptr);
 		qdf_mem_free(msg->bodyptr);
 		break;
+	case SIR_HAL_POWER_DBG_CMD:
+		wma_process_hal_pwr_dbg_cmd(wma_handle,
+					    msg->bodyptr);
+		qdf_mem_free(msg->bodyptr);
+		break;
 	default:
 		WMA_LOGD("unknow msg type %x", msg->type);
 		/* Do Nothing? MSG Body should be freed at here */