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#include "DRMSyncobj.hpp"
#include <algorithm>
#include "core/Compositor.hpp"
#include "../helpers/sync/SyncTimeline.hpp"
#include "../Compositor.hpp"
#include "render/OpenGL.hpp"
#include <fcntl.h>
using namespace Hyprutils::OS;
CDRMSyncPointState::CDRMSyncPointState(SP<CSyncTimeline> timeline_, uint64_t point_) : m_timeline(timeline_), m_point(point_) {}
const uint64_t& CDRMSyncPointState::point() {
return m_point;
}
WP<CSyncTimeline> CDRMSyncPointState::timeline() {
return m_timeline;
}
UP<CSyncReleaser> CDRMSyncPointState::createSyncRelease() {
if (m_releaseTaken)
Log::logger->log(Log::ERR, "CDRMSyncPointState: creating a sync releaser on an already created SyncRelease");
m_releaseTaken = true;
return makeUnique<CSyncReleaser>(m_timeline, m_point);
}
bool CDRMSyncPointState::addWaiter(std::function<void()>&& waiter) {
m_acquireCommitted = true;
return m_timeline->addWaiter(std::move(waiter), m_point, 0u);
}
bool CDRMSyncPointState::committed() {
return m_acquireCommitted;
}
CFileDescriptor CDRMSyncPointState::exportAsFD() {
return m_timeline->exportAsSyncFileFD(m_point);
}
void CDRMSyncPointState::signal() {
m_timeline->signal(m_point);
}
CDRMSyncobjSurfaceResource::CDRMSyncobjSurfaceResource(UP<CWpLinuxDrmSyncobjSurfaceV1>&& resource_, SP<CWLSurfaceResource> surface_) :
m_surface(surface_), m_resource(std::move(resource_)) {
if UNLIKELY (!good())
return;
m_resource->setData(this);
m_resource->setOnDestroy([this](CWpLinuxDrmSyncobjSurfaceV1* r) { PROTO::sync->destroyResource(this); });
m_resource->setDestroy([this](CWpLinuxDrmSyncobjSurfaceV1* r) { PROTO::sync->destroyResource(this); });
m_resource->setSetAcquirePoint([this](CWpLinuxDrmSyncobjSurfaceV1* r, wl_resource* timeline_, uint32_t hi, uint32_t lo) {
if (!m_surface) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_NO_SURFACE, "Surface is gone");
return;
}
auto timeline = CDRMSyncobjTimelineResource::fromResource(timeline_);
m_pendingAcquire = {timeline->m_timeline, (sc<uint64_t>(hi) << 32) | sc<uint64_t>(lo)};
});
m_resource->setSetReleasePoint([this](CWpLinuxDrmSyncobjSurfaceV1* r, wl_resource* timeline_, uint32_t hi, uint32_t lo) {
if (!m_surface) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_NO_SURFACE, "Surface is gone");
return;
}
auto timeline = CDRMSyncobjTimelineResource::fromResource(timeline_);
m_pendingRelease = {timeline->m_timeline, (sc<uint64_t>(hi) << 32) | sc<uint64_t>(lo)};
});
m_listeners.surfaceStateCommit = m_surface->m_events.stateCommit.listen([this](auto state) {
if (!state->updated.bits.buffer || !state->buffer) {
if (m_pendingAcquire.timeline() || m_pendingRelease.timeline()) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_NO_BUFFER, "Missing buffer");
state->rejected = true;
}
return;
}
if (!m_pendingAcquire.timeline()) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_NO_ACQUIRE_POINT, "Missing acquire timeline");
state->rejected = true;
return;
}
if (!m_pendingRelease.timeline()) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_NO_RELEASE_POINT, "Missing release timeline");
state->rejected = true;
return;
}
if (m_pendingAcquire.timeline() == m_pendingRelease.timeline() && m_pendingAcquire.point() >= m_pendingRelease.point()) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_SURFACE_V1_ERROR_CONFLICTING_POINTS, "Acquire and release points are on the same timeline, and acquire >= release");
state->rejected = true;
return;
}
state->updated.bits.acquire = true;
state->acquire = m_pendingAcquire;
m_surface->m_stateQueue.lock(state, LOCK_REASON_FENCE);
m_pendingAcquire = {};
state->buffer->addReleasePoint(m_pendingRelease);
m_pendingRelease = {};
});
}
bool CDRMSyncobjSurfaceResource::good() {
return m_resource->resource();
}
CDRMSyncobjTimelineResource::CDRMSyncobjTimelineResource(UP<CWpLinuxDrmSyncobjTimelineV1>&& resource_, CFileDescriptor&& fd_) :
m_fd(std::move(fd_)), m_resource(std::move(resource_)) {
if UNLIKELY (!good())
return;
m_resource->setData(this);
m_resource->setOnDestroy([this](CWpLinuxDrmSyncobjTimelineV1* r) { PROTO::sync->destroyResource(this); });
m_resource->setDestroy([this](CWpLinuxDrmSyncobjTimelineV1* r) { PROTO::sync->destroyResource(this); });
m_timeline = CSyncTimeline::create(PROTO::sync->m_drmFD, std::move(m_fd));
if (!m_timeline) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_MANAGER_V1_ERROR_INVALID_TIMELINE, "Timeline failed importing");
return;
}
}
WP<CDRMSyncobjTimelineResource> CDRMSyncobjTimelineResource::fromResource(wl_resource* res) {
for (const auto& r : PROTO::sync->m_timelines) {
if (r && r->m_resource && r->m_resource->resource() == res)
return r;
}
return {};
}
bool CDRMSyncobjTimelineResource::good() {
return m_resource->resource();
}
CDRMSyncobjManagerResource::CDRMSyncobjManagerResource(UP<CWpLinuxDrmSyncobjManagerV1>&& resource_) : m_resource(std::move(resource_)) {
if UNLIKELY (!good())
return;
m_resource->setOnDestroy([this](CWpLinuxDrmSyncobjManagerV1* r) { PROTO::sync->destroyResource(this); });
m_resource->setDestroy([this](CWpLinuxDrmSyncobjManagerV1* r) { PROTO::sync->destroyResource(this); });
m_resource->setGetSurface([this](CWpLinuxDrmSyncobjManagerV1* r, uint32_t id, wl_resource* surf) {
if UNLIKELY (!surf) {
m_resource->error(-1, "Invalid surface");
return;
}
auto SURF = CWLSurfaceResource::fromResource(surf);
if UNLIKELY (!SURF) {
m_resource->error(-1, "Invalid surface (2)");
return;
}
if UNLIKELY (SURF->m_syncobj) {
m_resource->error(WP_LINUX_DRM_SYNCOBJ_MANAGER_V1_ERROR_SURFACE_EXISTS, "Surface already has a syncobj attached");
return;
}
const auto& RESOURCE = PROTO::sync->m_surfaces.emplace_back(
makeUnique<CDRMSyncobjSurfaceResource>(makeUnique<CWpLinuxDrmSyncobjSurfaceV1>(m_resource->client(), m_resource->version(), id), SURF));
if UNLIKELY (!RESOURCE->good()) {
m_resource->noMemory();
PROTO::sync->m_surfaces.pop_back();
return;
}
SURF->m_syncobj = RESOURCE;
LOGM(Log::DEBUG, "New linux_syncobj at {:x} for surface {:x}", (uintptr_t)RESOURCE.get(), (uintptr_t)SURF.get());
});
m_resource->setImportTimeline([this](CWpLinuxDrmSyncobjManagerV1* r, uint32_t id, int32_t fd) {
const auto& RESOURCE = PROTO::sync->m_timelines.emplace_back(
makeUnique<CDRMSyncobjTimelineResource>(makeUnique<CWpLinuxDrmSyncobjTimelineV1>(m_resource->client(), m_resource->version(), id), CFileDescriptor{fd}));
if UNLIKELY (!RESOURCE->good()) {
m_resource->noMemory();
PROTO::sync->m_timelines.pop_back();
return;
}
LOGM(Log::DEBUG, "New linux_drm_timeline at {:x}", (uintptr_t)RESOURCE.get());
});
}
bool CDRMSyncobjManagerResource::good() {
return m_resource->resource();
}
CDRMSyncobjProtocol::CDRMSyncobjProtocol(const wl_interface* iface, const int& ver, const std::string& name) : IWaylandProtocol(iface, ver, name) {
if (g_pCompositor->m_drmRenderNode.syncObjSupport)
m_drmFD = g_pCompositor->m_drmRenderNode.fd;
else if (g_pCompositor->m_drm.syncobjSupport)
m_drmFD = g_pCompositor->m_drm.fd;
else {
LOGM(Log::ERR, "CDRMSyncobjProtocol: no nodes support explicit sync?");
return;
}
LOGM(Log::DEBUG, "CDRMSyncobjProtocol: using fd {}", m_drmFD);
}
void CDRMSyncobjProtocol::bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id) {
const auto& RESOURCE = m_managers.emplace_back(makeUnique<CDRMSyncobjManagerResource>(makeUnique<CWpLinuxDrmSyncobjManagerV1>(client, ver, id)));
if UNLIKELY (!RESOURCE->good()) {
wl_client_post_no_memory(client);
m_managers.pop_back();
return;
}
}
void CDRMSyncobjProtocol::destroyResource(CDRMSyncobjManagerResource* resource) {
std::erase_if(m_managers, [resource](const auto& e) { return e.get() == resource; });
}
void CDRMSyncobjProtocol::destroyResource(CDRMSyncobjTimelineResource* resource) {
std::erase_if(m_timelines, [resource](const auto& e) { return e.get() == resource; });
}
void CDRMSyncobjProtocol::destroyResource(CDRMSyncobjSurfaceResource* resource) {
std::erase_if(m_surfaces, [resource](const auto& e) { return e.get() == resource; });
}
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