hwc: Implement dump function
Does a basic implementation of the dump function
called by SurfaceFlinger in dumpsys.
Further logs in different areas can be added later on
using the dumpsys_log utility.
Change-Id: I2194b4ed7f10947272b7b824ef802ce2ee3c8a48
diff --git a/libhwcomposer/hwc.cpp b/libhwcomposer/hwc.cpp
index 20ac9a5..91d632f 100644
--- a/libhwcomposer/hwc.cpp
+++ b/libhwcomposer/hwc.cpp
@@ -451,6 +451,18 @@
return 0;
}
+void hwc_dump(struct hwc_composer_device_1* dev, char *buff, int buff_len)
+{
+ hwc_context_t* ctx = (hwc_context_t*)(dev);
+ android::String8 buf("");
+ dumpsys_log(buf, "Qualcomm HWC state:\n");
+ dumpsys_log(buf, " MDPVersion=%d\n", ctx->mMDP.version);
+ dumpsys_log(buf, " DisplayPanel=%c\n", ctx->mMDP.panel);
+ MDPComp::dump(buf);
+ //XXX: Call Other dump functions
+ strlcpy(buff, buf.string(), buff_len);
+}
+
static int hwc_device_close(struct hw_device_t *dev)
{
if(!dev) {
@@ -487,7 +499,7 @@
dev->device.blank = hwc_blank;
dev->device.query = hwc_query;
dev->device.registerProcs = hwc_registerProcs;
- dev->device.dump = NULL;
+ dev->device.dump = hwc_dump;
dev->device.getDisplayConfigs = hwc_getDisplayConfigs;
dev->device.getDisplayAttributes = hwc_getDisplayAttributes;
*device = &dev->device.common;