From b8630abe6d073e8e3ca7a794bf375eba3e2398be Mon Sep 17 00:00:00 2001
From: Ashish Kumar Dhanotiya <adhanoti@codeaurora.org>
Date: Fri, 21 Jul 2017 14:18:14 +0530
Subject: [PATCH] qcacld-3.0: Configuration to enable/disable LPRx

Add host support to enable/disable LPRx from ini.

Change-Id: I7a5acd34331cdd1f06a2d08317efcf04c6f608a7
CRs-Fixed: 2080316
---
 core/hdd/inc/wlan_hdd_cfg.h  | 20 ++++++++++++++++++++
 core/hdd/src/wlan_hdd_cfg.c  | 10 ++++++++++
 core/hdd/src/wlan_hdd_main.c |  8 ++++++++
 3 files changed, 38 insertions(+)

diff --git a/core/hdd/inc/wlan_hdd_cfg.h b/core/hdd/inc/wlan_hdd_cfg.h
index c6c7da1e29b2..9252da92a2b2 100644
--- a/core/hdd/inc/wlan_hdd_cfg.h
+++ b/core/hdd/inc/wlan_hdd_cfg.h
@@ -11004,6 +11004,25 @@ enum hdd_external_acs_freq_band {
 #define CFG_ROAM_NUM_DISALLOWED_APS_MAX     (8)
 #define CFG_ROAM_NUM_DISALLOWED_APS_DEFAULT (3)
 
+/*
+ * <ini>
+ * gEnableLPRx - Enable/Disable LPRx
+ * @Min: 0
+ * @Max: 1
+ * @Default: 1
+ *
+ * This ini Enables or disables the LPRx in FW
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+
+#define CFG_LPRx_NAME       "gEnableLPRx"
+#define CFG_LPRx_MIN         (0)
+#define CFG_LPRx_MAX         (1)
+#define CFG_LPRx_DEFAULT     (1)
+
 /*
  * Type declarations
  */
@@ -11766,6 +11785,7 @@ struct hdd_config {
 	int8_t                      rssi_penalize_threshold_5g;
 	uint8_t                     rssi_penalize_factor_5g;
 	uint8_t                     max_rssi_penalize_5g;
+	bool enable_lprx;
 };
 
 #define VAR_OFFSET(_Struct, _Var) (offsetof(_Struct, _Var))
diff --git a/core/hdd/src/wlan_hdd_cfg.c b/core/hdd/src/wlan_hdd_cfg.c
index 1257bb19efa1..ee6754fac5a4 100644
--- a/core/hdd/src/wlan_hdd_cfg.c
+++ b/core/hdd/src/wlan_hdd_cfg.c
@@ -4583,6 +4583,13 @@ struct reg_table_entry g_registry_table[] = {
 		CFG_5G_MAX_RSSI_PENALIZE_DEFAULT,
 		CFG_5G_MAX_RSSI_PENALIZE_MIN,
 		CFG_5G_MAX_RSSI_PENALIZE_MAX),
+
+	REG_VARIABLE(CFG_LPRx_NAME, WLAN_PARAM_Integer,
+		struct hdd_config, enable_lprx,
+		VAR_FLAGS_OPTIONAL | VAR_FLAGS_RANGE_CHECK_ASSUME_DEFAULT,
+		CFG_LPRx_DEFAULT,
+		CFG_LPRx_MIN,
+		CFG_LPRx_MAX),
 };
 
 
@@ -6135,6 +6142,9 @@ void hdd_cfg_print(hdd_context_t *pHddCtx)
 	hdd_debug("Name = [%s] Value = [%u]",
 		CFG_ROAM_NUM_DISALLOWED_APS_NAME,
 		pHddCtx->config->num_disallowed_aps);
+	hdd_debug("Name = [%s] value = [%u]",
+		CFG_LPRx_NAME,
+		pHddCtx->config->enable_lprx);
 }
 
 
diff --git a/core/hdd/src/wlan_hdd_main.c b/core/hdd/src/wlan_hdd_main.c
index 90d70ad7df23..fccb4a64ab8d 100644
--- a/core/hdd/src/wlan_hdd_main.c
+++ b/core/hdd/src/wlan_hdd_main.c
@@ -3633,6 +3633,14 @@ int hdd_set_fw_params(hdd_adapter_t *adapter)
 		return 0;
 	}
 
+	ret = sme_cli_set_command(adapter->sessionId,
+				WMI_PDEV_PARAM_DTIM_SYNTH,
+				hdd_ctx->config->enable_lprx, PDEV_CMD);
+	if (ret) {
+		hdd_err("Failed to set LPRx");
+		goto error;
+	}
+
 	if (hdd_ctx->config->enable2x2) {
 		hdd_debug("configuring 2x2 mode fw params");