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Cvte optimization patch set #23

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Cvte optimization patch set #23

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794027f
Need to check if plane is reserved before setting All Cilent for KVM
Shao-Feng Dec 25, 2019
7242977
Use Client for Video layer on KVM when display (> 1080P)
Shao-Feng Jan 8, 2020
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21 changes: 20 additions & 1 deletion os/android/iahwc2.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -978,6 +978,25 @@ HWC2::Error IAHWC2::HwcDisplay::ValidateDisplay(uint32_t *num_types,
#ifdef FORCE_ALL_DEVICE_TYPE
force_all_device_type = true;
#endif

#ifdef KVM_HWC_PROPERTY
/*
* On KVM + 4K display case, almost 30% frames are missed during video
* playback with VA-VPP composing and default CPU frequency setting.
* For optimizing video playback, disabling VA-VPP. and all layers will
* be composed in Cilent layer by SF (Only 1 plane is available on KVM)
*/
if (include_video_layer && IsKvmPlatform()) {
uint32_t kvm_config = 0;
display_->GetActiveConfig(&kvm_config);
int32_t height = 0;
display_->GetDisplayAttribute(
kvm_config, hwcomposer::HWCDisplayAttribute::kHeight, &height);
if (height > 1080) {
include_video_layer = false;
}
}
#endif
if (include_video_layer || force_all_device_type) {
for (std::pair<const hwc2_layer_t, IAHWC2::Hwc2Layer> &l : layers_) {
IAHWC2::Hwc2Layer &layer = l.second;
Expand Down Expand Up @@ -1024,7 +1043,7 @@ HWC2::Error IAHWC2::HwcDisplay::ValidateDisplay(uint32_t *num_types,
if (!avail_planes--)
break;
#ifdef KVM_HWC_PROPERTY
if (IsKvmPlatform())
if (IsKvmPlatform() && GpuDevice::getInstance().IsReservedDrmPlane())
break;
#endif
if (layers_[l.second].sf_type() == HWC2::Composition::SolidColor) {
Expand Down