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drm: fixes for hotplugging monitors and vt

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This commit is contained in:
Vaxry 2024-06-25 13:36:21 +02:00
parent d44aaec26f
commit 917d48153a
3 changed files with 45 additions and 4 deletions
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3
include/aquamarine/backend/DRM.hpp
View file

@ -265,6 +265,7 @@ namespace Aquamarine {
Hyprutils::Memory::CSharedPointer<CSessionDevice> gpu;
Hyprutils::Memory::CSharedPointer<IDRMImplementation> impl;
Hyprutils::Memory::CWeakPointer<CDRMBackend> primary;
std::string gpuName;
Hyprutils::Memory::CWeakPointer<CBackend> backend;
@ -281,6 +282,8 @@ namespace Aquamarine {
struct {
Hyprutils::Signal::CHyprSignalListener sessionActivate;
Hyprutils::Signal::CHyprSignalListener gpuChange;
Hyprutils::Signal::CHyprSignalListener gpuRemove;
} listeners;
friend class CBackend;

27
src/backend/Session.cpp
View file

@ -208,11 +208,34 @@ void Aquamarine::CSession::dispatchUdevEvents() {
if (action == std::string{"change"}) {
backend->log(AQ_LOG_DEBUG, std::format("udev: DRM device {} changed", sysname ? sysname : "unknown"));
backend->log(AQ_LOG_ERROR, "udev: FIXME: change event is a STUB");
CSessionDevice::SChangeEvent event;
auto prop = udev_device_get_property_value(device, "HOTPLUG");
if (prop && prop == std::string{"1"}) {
event.type = CSessionDevice::AQ_SESSION_EVENT_CHANGE_HOTPLUG;
prop = udev_device_get_property_value(device, "CONNECTOR");
if (prop)
event.hotplug.connectorID = std::stoull(prop);
prop = udev_device_get_property_value(device, "PROPERTY");
if (prop)
event.hotplug.propID = std::stoull(prop);
} else if (prop = udev_device_get_property_value(device, "LEASE"); prop && prop == std::string{"1"}) {
event.type = CSessionDevice::AQ_SESSION_EVENT_CHANGE_LEASE;
} else {
backend->log(AQ_LOG_DEBUG, std::format("udev: DRM device {} change event unrecognized", sysname ? sysname : "unknown"));
break;
}
d->events.change.emit(event);
} else if (action == std::string{"remove"}) {
backend->log(AQ_LOG_DEBUG, std::format("udev: DRM device {} removed", sysname ? sysname : "unknown"));
backend->log(AQ_LOG_ERROR, "udev: FIXME: remove event is a STUB");
d->events.remove.emit();
}
break;
}
}

17
src/backend/drm/DRM.cpp
View file

@ -214,6 +214,10 @@ bool Aquamarine::CDRMBackend::sessionActive() {
void Aquamarine::CDRMBackend::restoreAfterVT() {
backend->log(AQ_LOG_DEBUG, "drm: Restoring after VT switch");
scanConnectors();
backend->log(AQ_LOG_DEBUG, "drm: Rescanned connectors");
for (auto& c : connectors) {
if (!c->crtc)
continue;
@ -387,11 +391,22 @@ bool Aquamarine::CDRMBackend::registerGPU(SP<CSessionDevice> gpu_, SP<CDRMBacken
auto drmName = drmGetDeviceNameFromFd2(gpu->fd);
auto drmVer = drmGetVersion(gpu->fd);
gpuName = drmName;
backend->log(AQ_LOG_DEBUG, std::format("drm: Starting backend for {}, with driver {}", drmName ? drmName : "unknown", drmVer->name ? drmVer->name : "unknown"));
drmFreeVersion(drmVer);
// FIXME: listen to change and remove events from session
listeners.gpuChange = gpu->events.change.registerListener([this](std::any d) {
auto E = std::any_cast<CSessionDevice::SChangeEvent>(d);
if (E.type == CSessionDevice::AQ_SESSION_EVENT_CHANGE_HOTPLUG) {
backend->log(AQ_LOG_DEBUG, std::format("drm: Got a hotplug event for {}", gpuName));
scanConnectors();
}
});
listeners.gpuRemove = gpu->events.remove.registerListener(
[this](std::any d) { backend->log(AQ_LOG_ERROR, std::format("drm: !!!!FIXME: Got a remove event for {}, this is not handled properly!!!!!", gpuName)); });
return true;
}