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-rw-r--r--src/video_core/buffer_cache/buffer_cache.h34
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.cpp18
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.h12
-rw-r--r--src/video_core/renderer_vulkan/vk_buffer_cache.cpp12
-rw-r--r--src/video_core/renderer_vulkan/vk_buffer_cache.h6
-rw-r--r--src/video_core/texture_cache/texture_cache_base.h2
6 files changed, 78 insertions, 6 deletions
diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 200d792dd..644c6e57e 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -76,8 +76,9 @@ class BufferCache {
static constexpr BufferId NULL_BUFFER_ID{0};
- static constexpr u64 EXPECTED_MEMORY = 512_MiB;
- static constexpr u64 CRITICAL_MEMORY = 1_GiB;
+ static constexpr s64 DEFAULT_EXPECTED_MEMORY = 512_MiB;
+ static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB;
+ static constexpr s64 TARGET_THRESHOLD = 4_GiB;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
@@ -436,6 +437,8 @@ private:
Common::LeastRecentlyUsedCache<LRUItemParams> lru_cache;
u64 frame_tick = 0;
u64 total_used_memory = 0;
+ u64 minimum_memory = 0;
+ u64 critical_memory = 0;
std::array<BufferId, ((1ULL << 39) >> PAGE_BITS)> page_table;
};
@@ -451,11 +454,30 @@ BufferCache<P>::BufferCache(VideoCore::RasterizerInterface& rasterizer_,
// Ensure the first slot is used for the null buffer
void(slot_buffers.insert(runtime, NullBufferParams{}));
common_ranges.clear();
+
+ if (!runtime.CanReportMemoryUsage()) {
+ minimum_memory = DEFAULT_EXPECTED_MEMORY;
+ critical_memory = DEFAULT_CRITICAL_MEMORY;
+ return;
+ }
+
+ const s64 device_memory = static_cast<s64>(runtime.GetDeviceLocalMemory());
+ const s64 min_spacing_expected = device_memory - 1_GiB - 512_MiB;
+ const s64 min_spacing_critical = device_memory - 1_GiB;
+ const s64 mem_tresshold = std::min(device_memory, TARGET_THRESHOLD);
+ const s64 min_vacancy_expected = (6 * mem_tresshold) / 10;
+ const s64 min_vacancy_critical = (3 * mem_tresshold) / 10;
+ minimum_memory = static_cast<u64>(
+ std::max(std::min(device_memory - min_vacancy_expected, min_spacing_expected),
+ DEFAULT_EXPECTED_MEMORY));
+ critical_memory = static_cast<u64>(
+ std::max(std::min(device_memory - min_vacancy_critical, min_spacing_critical),
+ DEFAULT_CRITICAL_MEMORY));
}
template <class P>
void BufferCache<P>::RunGarbageCollector() {
- const bool aggressive_gc = total_used_memory >= CRITICAL_MEMORY;
+ const bool aggressive_gc = total_used_memory >= critical_memory;
const u64 ticks_to_destroy = aggressive_gc ? 60 : 120;
int num_iterations = aggressive_gc ? 64 : 32;
const auto clean_up = [this, &num_iterations](BufferId buffer_id) {
@@ -486,7 +508,11 @@ void BufferCache<P>::TickFrame() {
const bool skip_preferred = hits * 256 < shots * 251;
uniform_buffer_skip_cache_size = skip_preferred ? DEFAULT_SKIP_CACHE_SIZE : 0;
- if (total_used_memory >= EXPECTED_MEMORY) {
+ // If we can obtain the memory info, use it instead of the estimate.
+ if (runtime.CanReportMemoryUsage()) {
+ total_used_memory = runtime.GetDeviceMemoryUsage();
+ }
+ if (total_used_memory >= minimum_memory) {
RunGarbageCollector();
}
++frame_tick;
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
index d4dd10bb6..45db72e6f 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
@@ -135,6 +135,24 @@ BufferCacheRuntime::BufferCacheRuntime(const Device& device_)
buffer.Create();
glNamedBufferData(buffer.handle, 0x10'000, nullptr, GL_STREAM_COPY);
}
+
+ device_access_memory = []() -> u64 {
+ if (GLAD_GL_NVX_gpu_memory_info) {
+ GLint cur_avail_mem_kb = 0;
+ glGetIntegerv(GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX, &cur_avail_mem_kb);
+ return static_cast<u64>(cur_avail_mem_kb) * 1_KiB;
+ }
+ return 2_GiB; // Return minimum requirements
+ }();
+}
+
+u64 BufferCacheRuntime::GetDeviceMemoryUsage() const {
+ if (GLAD_GL_NVX_gpu_memory_info) {
+ GLint cur_avail_mem_kb = 0;
+ glGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &cur_avail_mem_kb);
+ return static_cast<u64>(cur_avail_mem_kb) * 1_KiB;
+ }
+ return 2_GiB;
}
void BufferCacheRuntime::CopyBuffer(Buffer& dst_buffer, Buffer& src_buffer,
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h
index 7287731b6..86a265fee 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.h
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.h
@@ -151,6 +151,16 @@ public:
use_storage_buffers = use_storage_buffers_;
}
+ u64 GetDeviceLocalMemory() const {
+ return device_access_memory;
+ }
+
+ u64 GetDeviceMemoryUsage() const;
+
+ bool CanReportMemoryUsage() const {
+ return GLAD_GL_NVX_gpu_memory_info;
+ }
+
private:
static constexpr std::array PABO_LUT{
GL_VERTEX_PROGRAM_PARAMETER_BUFFER_NV, GL_TESS_CONTROL_PROGRAM_PARAMETER_BUFFER_NV,
@@ -184,6 +194,8 @@ private:
std::array<OGLBuffer, VideoCommon::NUM_COMPUTE_UNIFORM_BUFFERS> copy_compute_uniforms;
u32 index_buffer_offset = 0;
+
+ u64 device_access_memory;
};
struct BufferCacheParams {
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
index 5ffd93499..def838c34 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
@@ -141,6 +141,18 @@ StagingBufferRef BufferCacheRuntime::DownloadStagingBuffer(size_t size) {
return staging_pool.Request(size, MemoryUsage::Download);
}
+u64 BufferCacheRuntime::GetDeviceLocalMemory() const {
+ return device.GetDeviceLocalMemory();
+}
+
+u64 BufferCacheRuntime::GetDeviceMemoryUsage() const {
+ return device.GetDeviceMemoryUsage();
+}
+
+bool BufferCacheRuntime::CanReportMemoryUsage() const {
+ return device.CanReportMemoryUsage();
+}
+
void BufferCacheRuntime::Finish() {
scheduler.Finish();
}
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.h b/src/video_core/renderer_vulkan/vk_buffer_cache.h
index 1ee0d8420..d7fdd18ff 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.h
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.h
@@ -65,6 +65,12 @@ public:
void Finish();
+ u64 GetDeviceLocalMemory() const;
+
+ u64 GetDeviceMemoryUsage() const;
+
+ bool CanReportMemoryUsage() const;
+
[[nodiscard]] StagingBufferRef UploadStagingBuffer(size_t size);
[[nodiscard]] StagingBufferRef DownloadStagingBuffer(size_t size);
diff --git a/src/video_core/texture_cache/texture_cache_base.h b/src/video_core/texture_cache/texture_cache_base.h
index 5dabc344b..b1324edf3 100644
--- a/src/video_core/texture_cache/texture_cache_base.h
+++ b/src/video_core/texture_cache/texture_cache_base.h
@@ -60,8 +60,6 @@ class TextureCache {
static constexpr bool HAS_DEVICE_MEMORY_INFO = P::HAS_DEVICE_MEMORY_INFO;
static constexpr s64 TARGET_THRESHOLD = 4_GiB;
- static constexpr s64 MIN_VACANCY_EXPECTED = (6 * TARGET_THRESHOLD) / 10;
- static constexpr s64 MIN_VACANCY_CRITICAL = (3 * TARGET_THRESHOLD) / 10;
static constexpr s64 DEFAULT_EXPECTED_MEMORY = 1_GiB + 125_MiB;
static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB + 625_MiB;
static constexpr size_t GC_EMERGENCY_COUNTS = 2;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 22:02:53 +0100