diff options
Diffstat (limited to 'src/video_core/control/channel_state_cache.inc')
-rw-r--r-- | src/video_core/control/channel_state_cache.inc | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/video_core/control/channel_state_cache.inc b/src/video_core/control/channel_state_cache.inc new file mode 100644 index 000000000..460313893 --- /dev/null +++ b/src/video_core/control/channel_state_cache.inc @@ -0,0 +1,86 @@ +// SPDX-FileCopyrightText: 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-3.0-or-later + +#include <algorithm> + +#include "video_core/control/channel_state.h" +#include "video_core/control/channel_state_cache.h" +#include "video_core/engines/kepler_compute.h" +#include "video_core/engines/maxwell_3d.h" +#include "video_core/memory_manager.h" + +namespace VideoCommon { + +template <class P> +ChannelSetupCaches<P>::~ChannelSetupCaches() = default; + +template <class P> +void ChannelSetupCaches<P>::CreateChannel(struct Tegra::Control::ChannelState& channel) { + std::unique_lock<std::mutex> lk(config_mutex); + ASSERT(channel_map.find(channel.bind_id) == channel_map.end() && channel.bind_id >= 0); + auto new_id = [this, &channel]() { + if (!free_channel_ids.empty()) { + auto id = free_channel_ids.front(); + free_channel_ids.pop_front(); + new (&channel_storage[id]) P(channel); + return id; + } + channel_storage.emplace_back(channel); + return channel_storage.size() - 1; + }(); + channel_map.emplace(channel.bind_id, new_id); + if (current_channel_id != UNSET_CHANNEL) { + channel_state = &channel_storage[current_channel_id]; + } + active_channel_ids.push_back(new_id); + auto as_it = address_spaces.find(channel.memory_manager->GetID()); + if (as_it != address_spaces.end()) { + as_it->second.ref_count++; + return; + } + AddresSpaceRef new_gpu_mem_ref{ + .ref_count = 1, + .storage_id = address_spaces.size(), + .gpu_memory = channel.memory_manager.get(), + }; + address_spaces.emplace(channel.memory_manager->GetID(), new_gpu_mem_ref); + OnGPUASRegister(channel.memory_manager->GetID()); +} + +/// Bind a channel for execution. +template <class P> +void ChannelSetupCaches<P>::BindToChannel(s32 id) { + std::unique_lock<std::mutex> lk(config_mutex); + auto it = channel_map.find(id); + ASSERT(it != channel_map.end() && id >= 0); + current_channel_id = it->second; + channel_state = &channel_storage[current_channel_id]; + maxwell3d = &channel_state->maxwell3d; + kepler_compute = &channel_state->kepler_compute; + gpu_memory = &channel_state->gpu_memory; + current_address_space = gpu_memory->GetID(); +} + +/// Erase channel's channel_state. +template <class P> +void ChannelSetupCaches<P>::EraseChannel(s32 id) { + std::unique_lock<std::mutex> lk(config_mutex); + const auto it = channel_map.find(id); + ASSERT(it != channel_map.end() && id >= 0); + const auto this_id = it->second; + free_channel_ids.push_back(this_id); + channel_map.erase(it); + if (this_id == current_channel_id) { + current_channel_id = UNSET_CHANNEL; + channel_state = nullptr; + maxwell3d = nullptr; + kepler_compute = nullptr; + gpu_memory = nullptr; + } else if (current_channel_id != UNSET_CHANNEL) { + channel_state = &channel_storage[current_channel_id]; + } + active_channel_ids.erase( + std::find(active_channel_ids.begin(), active_channel_ids.end(), this_id)); +} + +} // namespace VideoCommon |