[Composer-VTS] Check minFrameIntervalNs to check if rate is changing

With different VRR modes we may have 2 modes with
exactly the same minFrameIntervalNs, and in this case we can't
differentiate between 2 modes.

Test: atest VtsHalGraphicsComposer3_TargetTest
BUG: 328350178
Change-Id: I5cddfee8b789ed6ce1b223ec345175f19a0db091
diff --git a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
index f72cf55..bf073ae 100644
--- a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
+++ b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
@@ -1603,18 +1603,24 @@
                 EXPECT_TRUE(mComposerClient->setActiveConfig(&display, config1).isOk());
                 sendRefreshFrame(display, nullptr);
 
-                const auto displayConfigGroup1 = display.getDisplayConfig(config1);
-                int32_t vsyncPeriod1 = displayConfigGroup1.vsyncPeriod;
-                int32_t configGroup1 = displayConfigGroup1.configGroup;
+                const auto displayConfig1 = display.getDisplayConfig(config1);
+                int32_t vsyncPeriod1 = displayConfig1.vsyncPeriod;
+                int32_t configGroup1 = displayConfig1.configGroup;
 
-                const auto displayConfigGroup2 = display.getDisplayConfig(config2);
-                int32_t vsyncPeriod2 = displayConfigGroup2.vsyncPeriod;
-                int32_t configGroup2 = displayConfigGroup2.configGroup;
+                const auto displayConfig2 = display.getDisplayConfig(config2);
+                int32_t vsyncPeriod2 = displayConfig2.vsyncPeriod;
+                int32_t configGroup2 = displayConfig2.configGroup;
 
                 if (vsyncPeriod1 == vsyncPeriod2) {
                     return;  // continue
                 }
 
+                if ((!displayConfig1.vrrConfigOpt && displayConfig2.vrrConfigOpt) ||
+                    (displayConfig1.vrrConfigOpt && !displayConfig2.vrrConfigOpt)) {
+                    // switching between vrr to non-vrr modes
+                    return;  // continue
+                }
+
                 // We don't allow delayed change when changing config groups
                 if (params.delayForChange > 0 && configGroup1 != configGroup2) {
                     return;  // continue
@@ -2738,7 +2744,7 @@
         const auto displayFilter = [&](auto refreshRateChangedDebugData) {
             bool nonVrrRateMatching = true;
             if (std::optional<VrrConfig> vrrConfigOpt =
-                        display.getDisplayConfig(configId).vrrConfig;
+                        display.getDisplayConfig(configId).vrrConfigOpt;
                 getInterfaceVersion() >= 3 && !vrrConfigOpt) {
                 nonVrrRateMatching = refreshRateChangedDebugData.refreshPeriodNanos ==
                                      refreshRateChangedDebugData.vsyncPeriodNanos;
@@ -2836,10 +2842,7 @@
                             .isOk());
 
         forEachTwoConfigs(displayId, [&](int32_t config1, int32_t config2) {
-            const int32_t vsyncPeriod1 = display.getDisplayConfig(config1).vsyncPeriod;
-            const int32_t vsyncPeriod2 = display.getDisplayConfig(config2).vsyncPeriod;
-
-            if (vsyncPeriod1 == vsyncPeriod2) {
+            if (display.isRateSameBetweenConfigs(config1, config2)) {
                 return;  // continue
             }
 
@@ -2854,6 +2857,7 @@
                 sendRefreshFrame(display, &timeline);
             }
 
+            const int32_t vsyncPeriod2 = display.getDisplayConfig(config2).vsyncPeriod;
             const auto callbackFilter = [displayId,
                                          vsyncPeriod2](auto refreshRateChangedDebugData) {
                 constexpr int kVsyncThreshold = 1000;