nintendo-back-up/yuzu-mainline
1
0
Fork 0
mirror of https://git.zaroz.cloud/nintendo-back-up/yuzu/yuzu-mainline.git synced 2025-12-20 11:52:40 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

NVDRV: Refactor Host1x

Browse Source
This commit is contained in:
Fernando Sahmkow
2022-01-30 22:26:01 +01:00
parent 668e80a9f4
commit 2931101e6f
33 changed files with 201 additions and 173 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
View File

@@ -13,6 +13,7 @@
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
#include "core/memory.h"
#include "video_core/host1x/host1x.h"
#include "video_core/memory_manager.h"
#include "video_core/renderer_base.h"
@@ -140,29 +141,8 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
auto& gpu = system.GPU();
for (auto& cmd_buffer : cmd_buffer_handles) {
auto object{nvmap.GetHandle(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 (object->dma_map_addr == 0) {
// NVDEC and VIC memory is in the 32-bit address space
// MapAllocate32 will attempt to map a lower 32-bit value in the shared gpu memory space
const GPUVAddr low_addr =
gpu.MemoryManager().MapAllocate32(object->address, object->size);
object->dma_map_addr = static_cast<u32>(low_addr);
// Ensure that the dma_map_addr is indeed in the lower 32-bit address space.
ASSERT(object->dma_map_addr == low_addr);
}
if (!object->dma_map_addr) {
LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size);
} else {
cmd_buffer.map_address = static_cast<u32_le>(object->dma_map_addr);
}
cmd_buffer.map_address = nvmap.PinHandle(cmd_buffer.map_handle);
}
std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
std::memcpy(output.data() + sizeof(IoctlMapBuffer), cmd_buffer_handles.data(),
@@ -172,11 +152,16 @@ 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) {
// 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
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));
for (auto& cmd_buffer : cmd_buffer_handles) {
nvmap.UnpinHandle(cmd_buffer.map_handle);
}
std::memset(output.data(), 0, output.size());
LOG_DEBUG(Service_NVDRV, "(STUBBED) called");
return NvResult::Success;
}