private NvInternalResult SubmitGpfifo(Span <byte> arguments)
{
int headerSize = Unsafe.SizeOf <SubmitGpfifoArguments>();
SubmitGpfifoArguments gpfifoSubmissionHeader = MemoryMarshal.Cast <byte, SubmitGpfifoArguments>(arguments)[0];
Span <ulong> gpfifoEntries = MemoryMarshal.Cast <byte, ulong>(arguments.Slice(headerSize)).Slice(0, gpfifoSubmissionHeader.NumEntries);
return(SubmitGpfifo(ref gpfifoSubmissionHeader, gpfifoEntries));
}
protected NvInternalResult SubmitGpfifo(ref SubmitGpfifoArguments header, Span <ulong> entries)
{
foreach (ulong entry in entries)
{
_gpu.DmaPusher.Push(entry);
}
header.Fence.Id = 0;
header.Fence.Value = 0;
return(NvInternalResult.Success);
}
protected NvInternalResult SubmitGpfifo(ref SubmitGpfifoArguments header, Span <long> entries)
{
NvGpuVmm vmm = NvHostAsGpuDeviceFile.GetAddressSpaceContext(Owner).Vmm;
foreach (long entry in entries)
{
_gpu.Pusher.Push(vmm, entry);
}
header.Fence.Id = 0;
header.Fence.Value = 0;
return(NvInternalResult.Success);
}
protected NvInternalResult SubmitGpfifo(ref SubmitGpfifoArguments header, Span <ulong> entries)
{
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceWait) && header.Flags.HasFlag(SubmitGpfifoFlags.IncrementWithValue))
{
return(NvInternalResult.InvalidInput);
}
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceWait) && !_device.System.HostSyncpoint.IsSyncpointExpired(header.Fence.Id, header.Fence.Value))
{
_device.Gpu.DmaPusher.PushHostCommandBuffer(CreateWaitCommandBuffer(header.Fence));
}
_device.Gpu.DmaPusher.PushEntries(entries);
header.Fence.Id = _channelSyncpoint.Id;
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceIncrement) || header.Flags.HasFlag(SubmitGpfifoFlags.IncrementWithValue))
{
uint incrementCount = header.Flags.HasFlag(SubmitGpfifoFlags.FenceIncrement) ? 2u : 0u;
if (header.Flags.HasFlag(SubmitGpfifoFlags.IncrementWithValue))
{
incrementCount += header.Fence.Value;
}
header.Fence.Value = _device.System.HostSyncpoint.IncrementSyncpointMaxExt(header.Fence.Id, (int)incrementCount);
}
else
{
header.Fence.Value = _device.System.HostSyncpoint.ReadSyncpointMaxValue(header.Fence.Id);
}
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceIncrement))
{
_device.Gpu.DmaPusher.PushHostCommandBuffer(CreateIncrementCommandBuffer(ref header.Fence, header.Flags));
}
header.Flags = SubmitGpfifoFlags.None;
_device.Gpu.DmaPusher.SignalNewEntries();
return(NvInternalResult.Success);
}
private NvInternalResult SubmitGpfifoEx(ref SubmitGpfifoArguments arguments, Span <ulong> inlineData)
{
return(SubmitGpfifo(ref arguments, inlineData));
}
