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Implement multichannel support for GPU

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Allows the execution of multiple channels at the same time, with locking
being performed on the host GPU scheduler layer, address spaces can be
bound to one or more channels.
This commit is contained in:
Billy Laws
2021-10-08 20:25:21 +01:00
parent b762d1df23
commit eb25f60033
26 changed files with 209 additions and 109 deletions
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8
app/src/main/cpp/skyline/gpu/interconnect/graphics_context.h
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@ -4,8 +4,10 @@
#pragma once
#include <gpu/texture/format.h>
#include <soc/gm20b/channel.h>
#include <soc/gm20b/gmmu.h>
#include <soc/gm20b/engines/maxwell/types.h>
#include "command_executor.h"
namespace skyline::gpu::interconnect {
@ -18,7 +20,7 @@ namespace skyline::gpu::interconnect {
class GraphicsContext {
private:
GPU &gpu;
soc::gm20b::GMMU &gmmu;
soc::gm20b::ChannelContext &channelCtx;
gpu::interconnect::CommandExecutor &executor;
struct RenderTarget {
@ -50,7 +52,7 @@ namespace skyline::gpu::interconnect {
public:
GraphicsContext(GPU &gpu, soc::gm20b::GMMU &gmmu, gpu::interconnect::CommandExecutor &executor) : gpu(gpu), gmmu(gmmu), executor(executor) {
GraphicsContext(GPU &gpu, soc::gm20b::ChannelContext &channelCtx, gpu::interconnect::CommandExecutor &executor) : gpu(gpu), channelCtx(channelCtx), executor(executor) {
scissors.fill(DefaultScissor);
}
@ -182,7 +184,7 @@ namespace skyline::gpu::interconnect {
if (renderTarget.guest.mappings.empty()) {
auto size{std::max<u64>(renderTarget.guest.layerStride * (renderTarget.guest.layerCount - renderTarget.guest.baseArrayLayer), renderTarget.guest.format->GetSize(renderTarget.guest.dimensions))};
auto mappings{gmmu.TranslateRange(renderTarget.gpuAddress, size)};
auto mappings{channelCtx.asCtx->gmmu.TranslateRange(renderTarget.gpuAddress, size)};
renderTarget.guest.mappings.assign(mappings.begin(), mappings.end());
}