From 37a6981266794e618ef062bad89ffcd09ffae1b3 Mon Sep 17 00:00:00 2001
From: liberodark <liberodark@gmail.com>
Date: Sat, 6 Dec 2025 01:13:59 +0100
Subject: [PATCH] Fix Metroid

---
 src/audio_core/renderer/command/command_generator.cpp |  3 ++-
 .../hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp     | 11 +++++++++++
 src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h  |  7 +++++++
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/audio_core/renderer/command/command_generator.cpp b/src/audio_core/renderer/command/command_generator.cpp
index f97db5899..e4c418bf0 100644
--- a/src/audio_core/renderer/command/command_generator.cpp
+++ b/src/audio_core/renderer/command/command_generator.cpp
@@ -379,8 +379,9 @@ void CommandGenerator::GenerateBiquadFilterEffectCommand(const s16 buffer_offset
             }
             break;
         default:
-            LOG_ERROR(Service_Audio, "Invalid biquad parameter state {}",
+            LOG_WARNING(Service_Audio, "Unknown biquad parameter state {}, treating as initialized",
                       static_cast<u32>(parameter.state));
+            needs_init = true;
             break;
         }
 
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
index 0f9bb5490..e0b17b0bd 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
@@ -44,6 +44,8 @@ NvResult nvhost_ctrl_gpu::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8>
             return WrapFixed(this, &nvhost_ctrl_gpu::GetTPCMasks1, input, output);
         case 0x7:
             return WrapFixed(this, &nvhost_ctrl_gpu::FlushL2, input, output);
+        case 0x13:
+            return WrapFixed(this, &nvhost_ctrl_gpu::GetGpuLoad, input, output);
         case 0x14:
             return WrapFixed(this, &nvhost_ctrl_gpu::GetActiveSlotMask, input, output);
         case 0x1c:
@@ -74,6 +76,8 @@ NvResult nvhost_ctrl_gpu::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8>
         case 0x6:
             return WrapFixedInlOut(this, &nvhost_ctrl_gpu::GetTPCMasks3, input, output,
                                    inline_output);
+        case 0x13:
+            return WrapFixed(this, &nvhost_ctrl_gpu::GetGpuLoad, input, output);
         default:
             break;
         }
@@ -247,6 +251,13 @@ NvResult nvhost_ctrl_gpu::GetGpuTime(IoctlGetGpuTime& params) {
     return NvResult::Success;
 }
 
+NvResult nvhost_ctrl_gpu::GetGpuLoad(IoctlGetGpuLoad& params) {
+    LOG_DEBUG(Service_NVDRV, "called");
+    params.load = 0;
+    params.padding = 0;
+    return NvResult::Success;
+}
+
 Kernel::KEvent* nvhost_ctrl_gpu::QueryEvent(u32 event_id) {
     switch (event_id) {
     case 1:
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
index d2ab05b21..f3de6fedf 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
@@ -151,6 +151,12 @@ private:
     };
     static_assert(sizeof(IoctlGetGpuTime) == 0x10, "IoctlGetGpuTime is incorrect size");
 
+    struct IoctlGetGpuLoad {
+        u32_le load;
+        u32_le padding;
+    };
+    static_assert(sizeof(IoctlGetGpuLoad) == 8, "IoctlGetGpuLoad is incorrect size");
+
     NvResult GetCharacteristics1(IoctlCharacteristics& params);
     NvResult GetCharacteristics3(IoctlCharacteristics& params,
                                  std::span<IoctlGpuCharacteristics> gpu_characteristics);
@@ -165,6 +171,7 @@ private:
     NvResult ZBCQueryTable(IoctlZbcQueryTable& params);
     NvResult FlushL2(IoctlFlushL2& params);
     NvResult GetGpuTime(IoctlGetGpuTime& params);
+    NvResult GetGpuLoad(IoctlGetGpuLoad& params);
 
     EventInterface& events_interface;