wlan: SME: add GPIO LED flashing feature

Passing parameters from user to firmware for LED flashing control.
The state of the LED GPIO control is determined by two 32 bit values
(X_0 and X_1) to produce a 64 bit value. Each 32 bit value consists
of 4 bytes, where each byte defines the number of 50ms intervals that
the GPIO will remain at a predetermined state. The 64 bit value provides
8 unique GPIO timing intervals. The pattern starts with the MSB of X_0
and continues to the LSB of X_1. After executing the timer interval of
the LSB of X_1, the pattern returns to the MSB of X_0 and repeats. The
GPIO state for each timing interval  alternates from Low to High and the
first interval of the pattern represents the time when the GPIO is Low.
When a timing interval of Zero is reached, it is skipped and moves on to
the next interval.

Change-Id: I97833f81005d61118617441aab8fd1876ab531ac
CRs-Fixed: 733909

6 files changed, 71 insertions, 0 deletions

diff --git a/CORE/MAC/inc/sirApi.h b/CORE/MAC/inc/sirApi.h
index c7f351d8b0fa..5d687d4a6690 100644
--- a/CORE/MAC/inc/sirApi.h
+++ b/CORE/MAC/inc/sirApi.h
@@ -5521,6 +5521,16 @@ typedef struct
 } tSirDhcpSrvOffloadInfo, *tpSirDhcpSrvOffloadInfo;
 #endif /* DHCP_SERVER_OFFLOAD */
 
+#ifdef WLAN_FEATURE_GPIO_LED_FLASHING
+typedef struct
+{
+  tANI_U32 reqId;
+  tANI_U32 pattern_id; /* pattern identifier. 0: disconnected 1: connected*/
+  tANI_U32 led_x0; /* led flashing parameter0 */
+  tANI_U32 led_x1; /* led flashing parameter1 */
+} tSirLedFlashingReq, *tpSirLedFlashingReq;
+#endif
+
 /* find the size of given member within a structure */
 #ifndef member_size
 #define member_size(type, member) (sizeof(((type *)0)->member))
diff --git a/CORE/MAC/src/include/sirParams.h b/CORE/MAC/src/include/sirParams.h
index 9c5c6db54d77..b61c8cb4e88f 100644
--- a/CORE/MAC/src/include/sirParams.h
+++ b/CORE/MAC/src/include/sirParams.h
@@ -659,6 +659,8 @@ typedef struct sSirMbMsgP2p
 #ifdef DHCP_SERVER_OFFLOAD
 #define SIR_HAL_SET_DHCP_SERVER_OFFLOAD    (SIR_HAL_ITC_MSG_TYPES_BEGIN + 292)
 #endif /* DHCP_SERVER_OFFLOAD */
+#define SIR_HAL_LED_FLASHING_REQ           (SIR_HAL_ITC_MSG_TYPES_BEGIN + 293)
+
 #define SIR_HAL_MSG_TYPES_END              (SIR_HAL_MSG_TYPES_BEGIN + 0x1FF)
 
 // CFG message types
diff --git a/CORE/SME/inc/sme_Api.h b/CORE/SME/inc/sme_Api.h
index b3f319412799..6b2498ba6cf1 100644
--- a/CORE/SME/inc/sme_Api.h
+++ b/CORE/SME/inc/sme_Api.h
@@ -4081,4 +4081,16 @@ eHalStatus sme_setDhcpSrvOffload(tHalHandle hHal,
                                 tSirDhcpSrvOffloadInfo *pDhcpSrvInfo);
 #endif /* DHCP_SERVER_OFFLOAD */
 
+#ifdef WLAN_FEATURE_GPIO_LED_FLASHING
+/* ---------------------------------------------------------------------------
+    \fn sme_SetLedFlashing
+    \brief  API to set the LED flashing feature.
+    \param  hHal - The handle returned by macOpen.
+    \param  x0, x1 -  led flashing parameters
+    \return eHalStatus
+  ---------------------------------------------------------------------------*/
+eHalStatus sme_SetLedFlashing (tHalHandle hHal, tANI_U8 type,
+                               tANI_U32 x0, tANI_U32 x1);
+#endif
+
 #endif //#if !defined( __SME_API_H )
diff --git a/CORE/SME/src/sme_common/sme_Api.c b/CORE/SME/src/sme_common/sme_Api.c
index 200637bdab10..8a4f65fc776b 100644
--- a/CORE/SME/src/sme_common/sme_Api.c
+++ b/CORE/SME/src/sme_common/sme_Api.c
@@ -14139,3 +14139,45 @@ eHalStatus sme_setDhcpSrvOffload(tHalHandle hHal,
     return (status);
 }
 #endif /* DHCP_SERVER_OFFLOAD */
+
+#ifdef WLAN_FEATURE_GPIO_LED_FLASHING
+/* ---------------------------------------------------------------------------
+    \fn sme_SetLedFlashing
+    \brief  API to set the Led flashing parameters.
+    \param  hHal - The handle returned by macOpen.
+    \param  x0, x1 -  led flashing parameters
+    \return eHalStatus
+  ---------------------------------------------------------------------------*/
+eHalStatus sme_SetLedFlashing (tHalHandle hHal, tANI_U8 type,
+                               tANI_U32 x0, tANI_U32 x1)
+{
+    eHalStatus status    = eHAL_STATUS_SUCCESS;
+    VOS_STATUS vosStatus = VOS_STATUS_SUCCESS;
+    tpAniSirGlobal pMac  = PMAC_STRUCT(hHal);
+    vos_msg_t vosMessage;
+    tSirLedFlashingReq *ledflashing;
+
+    ledflashing = vos_mem_malloc(sizeof(*ledflashing));
+    if (!ledflashing) {
+        VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR,
+                  FL("Not able to allocate memory for WDA_LED_TIMING_REQ"));
+        return eHAL_STATUS_FAILURE;
+    }
+
+    ledflashing->pattern_id = type;
+    ledflashing->led_x0 = x0;
+    ledflashing->led_x1 = x1;
+
+    if (eHAL_STATUS_SUCCESS == (status = sme_AcquireGlobalLock(&pMac->sme))) {
+        /* Serialize the req through MC thread */
+        vosMessage.bodyptr = ledflashing;
+        vosMessage.type    = WDA_LED_FLASHING_REQ;
+        vosStatus = vos_mq_post_message(VOS_MQ_ID_WDA, &vosMessage);
+        if (!VOS_IS_STATUS_SUCCESS(vosStatus))
+            status = eHAL_STATUS_FAILURE;
+        sme_ReleaseGlobalLock(&pMac->sme);
+    }
+    return status;
+}
+#endif
+
diff --git a/CORE/WDA/inc/wlan_qct_wda.h b/CORE/WDA/inc/wlan_qct_wda.h
index 0181e7c3dc77..4f1a4bf72fcf 100644
--- a/CORE/WDA/inc/wlan_qct_wda.h
+++ b/CORE/WDA/inc/wlan_qct_wda.h
@@ -989,6 +989,10 @@ tSirRetStatus uMacPostCtrlMsg(void* pSirGlobal, tSirMbMsg* pMb);
 #define WDA_SET_DHCP_SERVER_OFFLOAD_CMD       SIR_HAL_SET_DHCP_SERVER_OFFLOAD
 #endif /* DHCP_SERVER_OFFLOAD */
 
+#ifdef WLAN_FEATURE_GPIO_LED_FLASHING
+#define WDA_LED_FLASHING_REQ   SIR_HAL_LED_FLASHING_REQ
+#endif
+
 tSirRetStatus wdaPostCtrlMsg(tpAniSirGlobal pMac, tSirMsgQ *pMsg);
 
 #define HAL_USE_BD_RATE2_FOR_MANAGEMENT_FRAME 0x40 // Bit 6 will be used to control BD rate for Management frames
diff --git a/Kbuild b/Kbuild
index 10bee2f20f54..2f829b6c0890 100644
--- a/Kbuild
+++ b/Kbuild
@@ -919,6 +919,7 @@ endif
 ifeq ($(CONFIG_QCA_WIFI_SDIO), 1)
 CDEFINES += -DFEATURE_WLAN_FORCE_SAP_SCC
 CDEFINES += -DDHCP_SERVER_OFFLOAD
+CDEFINES += -DWLAN_FEATURE_GPIO_LED_FLASHING
 endif
 
 ifeq ($(CONFIG_ARCH_MSM), y)