From 53c019c2ebf958765fc2fcdcd224263319739937 Mon Sep 17 00:00:00 2001
From: Tao Zeng<tao.zeng@amlogic.com>
Date: Thu, 03  Dec  2015  07:00:18  +0000
Subject: PD#116255: Make AO CEC support both TX and RX

Change-Id: I6a2f5bb00e242114ae4a3adc527686019770cf64
---
diff --git a/hdmi_cec.c b/hdmi_cec.c
index 71c53df..9ef9d23 100644
--- a/hdmi_cec.c
+++ b/hdmi_cec.c
@@ -58,9 +58,6 @@
 
 #define  E(format, args...) ALOGE("[%s]"format, __func__, ##args)
 
-#define CEC_RX          0
-#define CEC_TX          1
-
 #define CEC_FILE        "/dev/cec"
 #define MAX_PORT        32
 
@@ -482,6 +479,7 @@ static int open_cec( const struct hw_module_t* module, char const *name,
         struct hw_device_t **device )
 {
     char value[PROPERTY_VALUE_MAX] = {};
+    int ret;
 
     D("name:%s\n", name);
     hal_info = malloc(sizeof(*hal_info));
@@ -500,9 +498,9 @@ static int open_cec( const struct hw_module_t* module, char const *name,
     property_get("ro.hdmi.device_type", value, "0");
     D("get ro.hdmi.device_type:%s\n", value);
     if (value[0] == '4') {
-        hal_info->device_type = CEC_TX;
+        hal_info->device_type = DEV_TYPE_TX;
     } else {
-        hal_info->device_type = CEC_RX;
+        hal_info->device_type = DEV_TYPE_RX;
     }
 
     hdmi_cec_device_t *dev = malloc(sizeof(hdmi_cec_device_t));
@@ -542,6 +540,7 @@ static int open_cec( const struct hw_module_t* module, char const *name,
         E("can't open %s\n", CEC_FILE);
         return -EINVAL;
     }
+    ioctl(hal_info->fd, CEC_IOC_SET_DEV_TYPE, hal_info->device_type);
     pthread_create(&hal_info->ThreadId, NULL, cec_rx_loop, hal_info);
 
     D("creat thread:%ld for poll cec message, fd:%d\n",
diff --git a/hdmi_cec.h b/hdmi_cec.h
index 9738675..fd8cde2 100644
--- a/hdmi_cec.h
+++ b/hdmi_cec.h
@@ -15,10 +15,14 @@
 #define CEC_IOC_GET_CONNECT_STATUS      _IOR(CEC_IOC_MAGIC, 0x0A, uint32_t)
 #define CEC_IOC_ADD_LOGICAL_ADDR        _IOW(CEC_IOC_MAGIC, 0x0B, uint32_t)
 #define CEC_IOC_CLR_LOGICAL_ADDR        _IOW(CEC_IOC_MAGIC, 0x0C, uint32_t)
+#define CEC_IOC_SET_DEV_TYPE            _IOW(CEC_IOC_MAGIC, 0x0D, uint32_t)
 
 #define CEC_FAIL_NONE                   0
 #define CEC_FAIL_NACK                   1
 #define CEC_FAIL_BUSY                   2
 #define CEC_FAIL_OTHER                  3
 
+#define DEV_TYPE_RX                     0
+#define DEV_TYPE_TX                     4
+
 #endif /* __HDMI_CEC_H__ */
--
cgit