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-rw-r--r--src/core/hle/service/am/applets/applet_software_keyboard.cpp6
-rw-r--r--src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp58
-rw-r--r--src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h45
3 files changed, 8 insertions, 101 deletions
diff --git a/src/core/hle/service/am/applets/applet_software_keyboard.cpp b/src/core/hle/service/am/applets/applet_software_keyboard.cpp
index 673abb755..c89aa1bbf 100644
--- a/src/core/hle/service/am/applets/applet_software_keyboard.cpp
+++ b/src/core/hle/service/am/applets/applet_software_keyboard.cpp
@@ -377,7 +377,8 @@ void SoftwareKeyboard::SubmitForTextCheck(std::u16string submitted_text) {
if (swkbd_config_common.use_utf8) {
std::string utf8_submitted_text = Common::UTF16ToUTF8(current_text);
- const u64 buffer_size = utf8_submitted_text.size();
+ // Include the null terminator in the buffer size.
+ const u64 buffer_size = utf8_submitted_text.size() + 1;
LOG_DEBUG(Service_AM, "\nBuffer Size: {}\nUTF-8 Submitted Text: {}", buffer_size,
utf8_submitted_text);
@@ -386,7 +387,8 @@ void SoftwareKeyboard::SubmitForTextCheck(std::u16string submitted_text) {
std::memcpy(out_data.data() + sizeof(u64), utf8_submitted_text.data(),
utf8_submitted_text.size());
} else {
- const u64 buffer_size = current_text.size() * sizeof(char16_t);
+ // Include the null terminator in the buffer size.
+ const u64 buffer_size = (current_text.size() + 1) * sizeof(char16_t);
LOG_DEBUG(Service_AM, "\nBuffer Size: {}\nUTF-16 Submitted Text: {}", buffer_size,
Common::UTF16ToUTF8(current_text));
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
index 1403a39d0..845de724d 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
@@ -166,8 +166,6 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size);
} else {
cmd_buffer.map_address = object->dma_map_addr;
- AddBufferMap(object->dma_map_addr, object->size, object->addr,
- object->status == nvmap::Object::Status::Allocated);
}
}
std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
@@ -178,30 +176,11 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
}
NvResult nvhost_nvdec_common::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
- IoctlMapBuffer params{};
- std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
- std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries);
- SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
-
- auto& gpu = system.GPU();
-
- for (auto& cmd_buffer : cmd_buffer_handles) {
- const auto object{nvmap_dev->GetObject(cmd_buffer.map_handle)};
- if (!object) {
- LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmd_buffer.map_handle);
- std::memcpy(output.data(), &params, output.size());
- return NvResult::InvalidState;
- }
- if (const auto size{RemoveBufferMap(object->dma_map_addr)}; size) {
- gpu.MemoryManager().Unmap(object->dma_map_addr, *size);
- } else {
- // This occurs quite frequently, however does not seem to impact functionality
- LOG_DEBUG(Service_NVDRV, "invalid offset=0x{:X} dma=0x{:X}", object->addr,
- object->dma_map_addr);
- }
- object->dma_map_addr = 0;
- }
+ // This is intntionally stubbed.
+ // Skip unmapping buffers here, as to not break the continuity of the VP9 reference frame
+ // addresses, and risk invalidating data before the async GPU thread is done with it
std::memset(output.data(), 0, output.size());
+ LOG_DEBUG(Service_NVDRV, "(STUBBED) called");
return NvResult::Success;
}
@@ -212,33 +191,4 @@ NvResult nvhost_nvdec_common::SetSubmitTimeout(const std::vector<u8>& input,
return NvResult::Success;
}
-std::optional<nvhost_nvdec_common::BufferMap> nvhost_nvdec_common::FindBufferMap(
- GPUVAddr gpu_addr) const {
- const auto it = std::find_if(
- buffer_mappings.begin(), buffer_mappings.upper_bound(gpu_addr), [&](const auto& entry) {
- return (gpu_addr >= entry.second.StartAddr() && gpu_addr < entry.second.EndAddr());
- });
-
- ASSERT(it != buffer_mappings.end());
- return it->second;
-}
-
-void nvhost_nvdec_common::AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr,
- bool is_allocated) {
- buffer_mappings.insert_or_assign(gpu_addr, BufferMap{gpu_addr, size, cpu_addr, is_allocated});
-}
-
-std::optional<std::size_t> nvhost_nvdec_common::RemoveBufferMap(GPUVAddr gpu_addr) {
- const auto iter{buffer_mappings.find(gpu_addr)};
- if (iter == buffer_mappings.end()) {
- return std::nullopt;
- }
- std::size_t size = 0;
- if (iter->second.IsAllocated()) {
- size = iter->second.Size();
- }
- buffer_mappings.erase(iter);
- return size;
-}
-
} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
index da10f5f41..af59f00d2 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
@@ -23,45 +23,6 @@ public:
~nvhost_nvdec_common() override;
protected:
- class BufferMap final {
- public:
- constexpr BufferMap() = default;
-
- constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_)
- : start_addr{start_addr_}, end_addr{start_addr_ + size_} {}
-
- constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_, VAddr cpu_addr_,
- bool is_allocated_)
- : start_addr{start_addr_}, end_addr{start_addr_ + size_}, cpu_addr{cpu_addr_},
- is_allocated{is_allocated_} {}
-
- constexpr VAddr StartAddr() const {
- return start_addr;
- }
-
- constexpr VAddr EndAddr() const {
- return end_addr;
- }
-
- constexpr std::size_t Size() const {
- return end_addr - start_addr;
- }
-
- constexpr VAddr CpuAddr() const {
- return cpu_addr;
- }
-
- constexpr bool IsAllocated() const {
- return is_allocated;
- }
-
- private:
- GPUVAddr start_addr{};
- GPUVAddr end_addr{};
- VAddr cpu_addr{};
- bool is_allocated{};
- };
-
struct IoctlSetNvmapFD {
s32_le nvmap_fd{};
};
@@ -154,17 +115,11 @@ protected:
NvResult UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
NvResult SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output);
- std::optional<BufferMap> FindBufferMap(GPUVAddr gpu_addr) const;
- void AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, bool is_allocated);
- std::optional<std::size_t> RemoveBufferMap(GPUVAddr gpu_addr);
-
s32_le nvmap_fd{};
u32_le submit_timeout{};
std::shared_ptr<nvmap> nvmap_dev;
SyncpointManager& syncpoint_manager;
std::array<u32, MaxSyncPoints> device_syncpoints{};
- // This is expected to be ordered, therefore we must use a map, not unordered_map
- std::map<GPUVAddr, BufferMap> buffer_mappings;
};
}; // namespace Devices
} // namespace Service::Nvidia