commit 7a7b66d1f03997b19ddc0b630dc36850c7826d97
author Naseer Ahmed <naseer@codeaurora.org> Wed Jul 23 17:56:26 2014 -0400
committer Naseer Ahmed <naseer@codeaurora.org> Mon Mar 02 14:54:49 2015 -0500
tree 721f17316cc829a8009368ca5dc465c135a52a3c
parent 361b88f0c31d90b1966bc7371c2aee3e089185cb

display: Add HDMI CEC HAL

Implement the spec as per
hardware/libhardware/include/hardware/hdmi_cec.h

Change-Id: I02e1ba9deee1007b7e5922c363b9f5d6c6ad82a9

libhwcomposer/hwc_vsync.cpp

diff --git a/libhwcomposer/hwc_vsync.cpp b/libhwcomposer/hwc_vsync.cpp
index 89f8044..d9dc27c 100644
--- a/libhwcomposer/hwc_vsync.cpp
+++ b/libhwcomposer/hwc_vsync.cpp
@@ -56,7 +56,8 @@
     return ret;
 }
 
-static void handle_vsync_event(hwc_context_t* ctx, int dpy, char *data)
+static void handle_vsync_event(hwc_context_t* ctx, int dpy, char *data,
+        ssize_t len __unused)
 {
     // extract timestamp
     uint64_t timestamp = 0;
@@ -69,7 +70,8 @@
     ctx->proc->vsync(ctx->proc, dpy, timestamp);
 }
 
-static void handle_blank_event(hwc_context_t* ctx, int dpy, char *data)
+static void handle_blank_event(hwc_context_t* ctx, int dpy, char *data,
+        ssize_t len __unused)
 {
     if (!strncmp(data, PANEL_ON_STR, strlen(PANEL_ON_STR))) {
         unsigned long int poweron = strtoul(data + strlen(PANEL_ON_STR), NULL, 0);
@@ -80,7 +82,8 @@
     }
 }
 
-static void handle_thermal_event(hwc_context_t* ctx, int dpy, char *data)
+static void handle_thermal_event(hwc_context_t* ctx, int dpy, char *data,
+        ssize_t len __unused)
 {
     // extract thermal level
     uint64_t thermalLevel = 0;
@@ -95,15 +98,23 @@
         ctx->mThermalBurstMode = false;
 }
 
+static void handle_cec_event(hwc_context_t* ctx, int dpy, char *data,
+        ssize_t len)
+{
+    ALOGD("%s: Got CEC event from driver dpy:%d", __FUNCTION__, dpy);
+    ctx->mQService->onCECMessageReceived(data, len);
+}
+
 struct event {
     const char* name;
-    void (*callback)(hwc_context_t* ctx, int dpy, char *data);
+    void (*callback)(hwc_context_t* ctx, int dpy, char *data, ssize_t len);
 };
 
 struct event event_list[] =  {
     { "vsync_event", handle_vsync_event },
     { "show_blank_event", handle_blank_event },
     { "msm_fb_thermal_level", handle_thermal_event },
+    { "cec/rd_msg", handle_cec_event },
 };
 
 #define num_events ARRAY_LENGTH(event_list)
@@ -185,7 +196,7 @@
                                 continue;
                             }
                             vdata[len] = '\0';
-                            event_list[ev].callback(ctx, dpy, vdata);
+                            event_list[ev].callback(ctx, dpy, vdata, len);
                         }
                     }
                 }