From df0b7059646db0734f614e0dd651e0ac6ce82211 Mon Sep 17 00:00:00 2001
From: Fabien Sanglard <sanglardf@google.com>
Date: Wed, 30 Nov 2016 15:51:53 -0800
Subject: Rename variable disp to displayId for consistency

Change-Id: I5c0dc977e637a76eba44f8a27dac416c98a961d8
---
 .../surfaceflinger/DisplayHardware/HWComposer.cpp  | 33 +++++++++++-----------
 .../surfaceflinger/DisplayHardware/HWComposer.h    |  6 ++--
 2 files changed, 20 insertions(+), 19 deletions(-)

diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 82a900c06d..46ddcc9475 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -309,22 +309,22 @@ std::shared_ptr<HWC2::Layer> HWComposer::createLayer(int32_t displayId) {
     return layer;
 }
 
-nsecs_t HWComposer::getRefreshTimestamp(int32_t disp) const {
+nsecs_t HWComposer::getRefreshTimestamp(int32_t displayId) const {
     // this returns the last refresh timestamp.
     // if the last one is not available, we estimate it based on
     // the refresh period and whatever closest timestamp we have.
     Mutex::Autolock _l(mLock);
     nsecs_t now = systemTime(CLOCK_MONOTONIC);
-    auto vsyncPeriod = getActiveConfig(disp)->getVsyncPeriod();
-    return now - ((now - mLastHwVSync[disp]) % vsyncPeriod);
+    auto vsyncPeriod = getActiveConfig(displayId)->getVsyncPeriod();
+    return now - ((now - mLastHwVSync[displayId]) % vsyncPeriod);
 }
 
-bool HWComposer::isConnected(int32_t disp) const {
-    if (!isValidDisplay(disp)) {
-        ALOGE("isConnected: Attempted to access invalid display %d", disp);
+bool HWComposer::isConnected(int32_t displayId) const {
+    if (!isValidDisplay(displayId)) {
+        ALOGE("isConnected: Attempted to access invalid display %d", displayId);
         return false;
     }
-    return mDisplayData[disp].hwcDisplay->isConnected();
+    return mDisplayData[displayId].hwcDisplay->isConnected();
 }
 
 std::vector<std::shared_ptr<const HWC2::Display::Config>>
@@ -408,14 +408,15 @@ status_t HWComposer::setActiveColorMode(int32_t displayId, android_color_mode_t
 }
 
 
-void HWComposer::setVsyncEnabled(int32_t disp, HWC2::Vsync enabled) {
-    if (disp < 0 || disp >= HWC_DISPLAY_VIRTUAL) {
-        ALOGD("setVsyncEnabled: Ignoring for virtual display %d", disp);
+void HWComposer::setVsyncEnabled(int32_t displayId, HWC2::Vsync enabled) {
+    if (displayId < 0 || displayId >= HWC_DISPLAY_VIRTUAL) {
+        ALOGD("setVsyncEnabled: Ignoring for virtual display %d", displayId);
         return;
     }
 
-    if (!isValidDisplay(disp)) {
-        ALOGE("setVsyncEnabled: Attempted to access invalid display %d", disp);
+    if (!isValidDisplay(displayId)) {
+        ALOGE("setVsyncEnabled: Attempted to access invalid display %d",
+               displayId);
         return;
     }
 
@@ -424,7 +425,7 @@ void HWComposer::setVsyncEnabled(int32_t disp, HWC2::Vsync enabled) {
     // that even if HWC blocks (which it shouldn't), it won't
     // affect other threads.
     Mutex::Autolock _l(mVsyncLock);
-    auto& displayData = mDisplayData[disp];
+    auto& displayData = mDisplayData[displayId];
     if (enabled != displayData.vsyncEnabled) {
         ATRACE_CALL();
         auto error = displayData.hwcDisplay->setVsyncEnabled(enabled);
@@ -432,12 +433,12 @@ void HWComposer::setVsyncEnabled(int32_t disp, HWC2::Vsync enabled) {
             displayData.vsyncEnabled = enabled;
 
             char tag[16];
-            snprintf(tag, sizeof(tag), "HW_VSYNC_ON_%1u", disp);
+            snprintf(tag, sizeof(tag), "HW_VSYNC_ON_%1u", displayId);
             ATRACE_INT(tag, enabled == HWC2::Vsync::Enable ? 1 : 0);
         } else {
             ALOGE("setVsyncEnabled: Failed to set vsync to %s on %d/%" PRIu64
-                    ": %s (%d)", to_string(enabled).c_str(), disp,
-                    mDisplayData[disp].hwcDisplay->getId(),
+                    ": %s (%d)", to_string(enabled).c_str(), displayId,
+                    mDisplayData[displayId].hwcDisplay->getId(),
                     to_string(error).c_str(), static_cast<int32_t>(error));
         }
     }
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index 41671f62fd..f2d5800316 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -140,12 +140,12 @@ public:
 
     // Events handling ---------------------------------------------------------
 
-    void setVsyncEnabled(int32_t disp, HWC2::Vsync enabled);
+    void setVsyncEnabled(int32_t displayId, HWC2::Vsync enabled);
 
     // Query display parameters.  Pass in a display index (e.g.
     // HWC_DISPLAY_PRIMARY).
-    nsecs_t getRefreshTimestamp(int32_t disp) const;
-    bool isConnected(int32_t disp) const;
+    nsecs_t getRefreshTimestamp(int32_t displayId) const;
+    bool isConnected(int32_t displayId) const;
 
     // Non-const because it can update configMap inside of mDisplayData
     std::vector<std::shared_ptr<const HWC2::Display::Config>>
-- 
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