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tree,metal: handle monitor hotplug

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This commit is contained in:
Julian Orth 2022-05-19 16:54:13 +02:00
parent e5c0916a25
commit 9db389835d
4 changed files with 447 additions and 192 deletions
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10
src/backends/metal.rs
View file

@ -9,7 +9,7 @@ use {
Backend, InputDevice, InputDeviceAccelProfile, InputDeviceCapability, InputDeviceId,
InputEvent, KeyState, TransformMatrix,
},
backends::metal::video::{MetalDrmDevice, MetalRenderContext, PendingDrmDevice},
backends::metal::video::{MetalDrmDeviceData, MetalRenderContext, PendingDrmDevice},
dbus::{DbusError, SignalHandler},
libinput::{
consts::{
@ -164,7 +164,7 @@ impl Backend for MetalBackend {
let devices = self.device_holder.drm_devices.lock();
for device in devices.values() {
let mut change = device.dev.master.change();
for connector in device.connectors.values() {
for connector in device.connectors.lock().values() {
if let Some(crtc) = connector.crtc.get() {
if idle == crtc.active.value.get() {
crtc.active.value.set(!idle);
@ -181,7 +181,7 @@ impl Backend for MetalBackend {
}
if !idle {
for device in devices.values() {
for connector in device.connectors.values() {
for connector in device.connectors.lock().values() {
connector.schedule_present();
}
}
@ -295,7 +295,7 @@ struct MetalInputDevice {
#[derive(Clone)]
enum MetalDevice {
Input(Rc<MetalInputDevice>),
Drm(Rc<MetalDrmDevice>),
Drm(Rc<MetalDrmDeviceData>),
}
unsafe impl UnsafeCellCloneSafe for MetalDevice {}
@ -303,7 +303,7 @@ unsafe impl UnsafeCellCloneSafe for MetalDevice {}
struct DeviceHolder {
devices: CopyHashMap<c::dev_t, MetalDevice>,
input_devices: RefCell<Vec<Option<Rc<MetalInputDevice>>>>,
drm_devices: CopyHashMap<c::dev_t, Rc<MetalDrmDevice>>,
drm_devices: CopyHashMap<c::dev_t, Rc<MetalDrmDeviceData>>,
pending_drm_devices: CopyHashMap<c::dev_t, PendingDrmDevice>,
}

21
src/backends/metal/monitor.rs
View file

@ -2,7 +2,7 @@ use {
crate::{
backend::BackendEvent,
backends::metal::{
video::{MetalDrmDevice, PendingDrmDevice},
video::{MetalDrmDeviceData, PendingDrmDevice},
MetalBackend, MetalDevice, MetalError, MetalInputDevice,
},
dbus::TRUE,
@ -85,7 +85,7 @@ impl MetalBackend {
}
}
fn handle_drm_device_resume(self: &Rc<Self>, dev: &Rc<MetalDrmDevice>, _fd: Rc<OwnedFd>) {
fn handle_drm_device_resume(self: &Rc<Self>, dev: &Rc<MetalDrmDeviceData>, _fd: Rc<OwnedFd>) {
log::info!("Device resumed: {}", dev.dev.devnode.to_bytes().as_bstr());
if let Err(e) = self.resume_drm_device(dev) {
log::error!("Could not resume drm device: {}", ErrorFmt(e));
@ -117,7 +117,7 @@ impl MetalBackend {
}
}
fn handle_drm_device_removed(self: &Rc<Self>, dev: &Rc<MetalDrmDevice>) {
fn handle_drm_device_removed(self: &Rc<Self>, dev: &Rc<MetalDrmDeviceData>) {
log::info!("Device removed: {}", dev.dev.devnode.to_bytes().as_bstr());
}
@ -146,7 +146,7 @@ impl MetalBackend {
}
}
fn handle_drm_device_paused(self: &Rc<Self>, dev: &Rc<MetalDrmDevice>) {
fn handle_drm_device_paused(self: &Rc<Self>, dev: &Rc<MetalDrmDeviceData>) {
log::info!("Device paused: {}", dev.dev.devnode.to_bytes().as_bstr());
}
@ -234,19 +234,6 @@ impl MetalBackend {
}
}
fn handle_drm_change(self: &Rc<Self>, dev: UdevDevice) -> Option<()> {
let dev = match self.device_holder.drm_devices.get(&dev.devnum()) {
Some(dev) => dev,
_ => return None,
};
for connector in dev.connectors.values() {
connector.can_present.set(true);
connector.has_damage.set(true);
connector.schedule_present();
}
None
}
pub fn enumerate_devices(self: &Rc<Self>) -> Result<(), MetalError> {
let mut enumerate = self.udev.create_enumerate()?;
enumerate.add_match_subsystem(INPUT)?;

574
src/backends/metal/video.rs
View file

@ -11,10 +11,11 @@ use {
ifs::wp_presentation_feedback::{KIND_HW_COMPLETION, KIND_VSYNC},
render::{Framebuffer, RenderContext, RenderResult, ResetStatus, Texture},
state::State,
udev::UdevDevice,
utils::{
asyncevent::AsyncEvent, bitflags::BitflagsExt, clonecell::CloneCell,
debug_fn::debug_fn, errorfmt::ErrorFmt, numcell::NumCell, oserror::OsError,
syncqueue::SyncQueue,
copyhashmap::CopyHashMap, debug_fn::debug_fn, errorfmt::ErrorFmt, numcell::NumCell,
oserror::OsError, syncqueue::SyncQueue,
},
video::{
drm::{
@ -34,6 +35,8 @@ use {
cell::{Cell, RefCell},
ffi::CString,
fmt::{Debug, Formatter},
mem,
ops::DerefMut,
rc::Rc,
},
uapi::{c, c::dev_t},
@ -46,12 +49,12 @@ pub struct PendingDrmDevice {
}
pub struct MetalRenderContext {
pub dev: Rc<MetalDrmDeviceStatic>,
pub dev: Rc<MetalDrmDevice>,
pub egl: Rc<RenderContext>,
}
#[derive(Debug)]
pub struct MetalDrmDeviceStatic {
pub struct MetalDrmDevice {
pub id: DrmDeviceId,
pub devnum: c::dev_t,
pub devnode: CString,
@ -67,7 +70,7 @@ pub struct MetalDrmDeviceStatic {
pub handle_events: HandleEvents,
}
impl BackendDrmDevice for MetalDrmDeviceStatic {
impl BackendDrmDevice for MetalDrmDevice {
fn id(&self) -> DrmDeviceId {
self.id
}
@ -96,10 +99,39 @@ impl Debug for HandleEvents {
}
#[derive(Debug)]
pub struct MetalDrmDevice {
pub dev: Rc<MetalDrmDeviceStatic>,
pub connectors: AHashMap<DrmConnector, Rc<MetalConnector>>,
pub futures: Vec<ConnectorFutures>,
pub struct MetalDrmDeviceData {
pub dev: Rc<MetalDrmDevice>,
pub connectors: CopyHashMap<DrmConnector, Rc<MetalConnector>>,
pub futures: CopyHashMap<DrmConnector, ConnectorFutures>,
}
#[derive(Debug)]
pub struct ConnectorDisplayData {
pub crtc_id: MutableProperty<DrmCrtc>,
pub crtcs: AHashMap<DrmCrtc, Rc<MetalCrtc>>,
pub modes: Vec<DrmModeInfo>,
pub mode: Option<Rc<DrmModeInfo>>,
pub refresh: u32,
pub monitor_manufacturer: String,
pub monitor_name: String,
pub monitor_serial_number: String,
pub connection: ConnectorStatus,
pub mm_width: u32,
pub mm_height: u32,
pub subpixel: u32,
pub connector_type: ConnectorType,
pub connector_type_id: u32,
}
impl ConnectorDisplayData {
fn is_same_monitor(&self, other: &Self) -> bool {
self.monitor_manufacturer == other.monitor_manufacturer
&& self.monitor_name == other.monitor_name
&& self.monitor_serial_number == other.monitor_serial_number
}
}
#[derive(Debug)]
@ -108,20 +140,11 @@ pub struct MetalConnector {
pub master: Rc<DrmMaster>,
pub state: Rc<State>,
pub dev: Rc<MetalDrmDeviceStatic>,
pub dev: Rc<MetalDrmDevice>,
pub backend: Rc<MetalBackend>,
pub connector_id: ConnectorId,
pub crtcs: AHashMap<DrmCrtc, Rc<MetalCrtc>>,
pub modes: Vec<DrmModeInfo>,
pub mode: CloneCell<Option<Rc<DrmModeInfo>>>,
pub refresh: Cell<u32>,
pub monitor_manufacturer: String,
pub monitor_name: String,
pub monitor_serial_number: String,
pub events: SyncQueue<ConnectorEvent>,
pub buffers: CloneCell<Option<Rc<[RenderBuffer; 2]>>>,
@ -130,17 +153,12 @@ pub struct MetalConnector {
pub can_present: Cell<bool>,
pub has_damage: Cell<bool>,
pub connector_type: ConnectorType,
pub connector_type_id: u32,
pub display: RefCell<ConnectorDisplayData>,
pub connection: ConnectorStatus,
pub mm_width: u32,
pub mm_height: u32,
pub subpixel: u32,
pub connect_sent: Cell<bool>,
pub primary_plane: CloneCell<Option<Rc<MetalPlane>>>,
pub crtc_id: MutableProperty<DrmCrtc>,
pub crtc: CloneCell<Option<Rc<MetalCrtc>>>,
pub on_change: OnChange,
@ -182,6 +200,18 @@ impl MetalConnector {
}
}
fn connected(&self) -> bool {
let dd = self.display.borrow_mut();
dd.connection == ConnectorStatus::Connected && self.primary_plane.get().is_some()
}
fn send_event(&self, event: ConnectorEvent) {
self.events.push(event);
if let Some(oc) = self.on_change.on_change.get() {
oc();
}
}
pub fn schedule_present(&self) {
self.present_trigger.trigger();
}
@ -247,9 +277,10 @@ impl Connector for MetalConnector {
}
fn kernel_id(&self) -> ConnectorKernelId {
let dd = self.display.borrow_mut();
ConnectorKernelId {
ty: self.connector_type,
idx: self.connector_type_id,
ty: dd.connector_type,
idx: dd.connector_type_id,
}
}
@ -328,22 +359,23 @@ pub struct MetalPlane {
fn get_connectors(
backend: &Rc<MetalBackend>,
dev: &Rc<MetalDrmDeviceStatic>,
dev: &Rc<MetalDrmDevice>,
ids: &[DrmConnector],
) -> Result<
(
AHashMap<DrmConnector, Rc<MetalConnector>>,
Vec<ConnectorFutures>,
CopyHashMap<DrmConnector, Rc<MetalConnector>>,
CopyHashMap<DrmConnector, ConnectorFutures>,
),
DrmError,
> {
let mut connectors = AHashMap::new();
let mut futures = vec![];
let connectors = CopyHashMap::new();
let futures = CopyHashMap::new();
for connector in ids {
match create_connector(backend, *connector, dev) {
Ok((con, fut)) => {
connectors.insert(con.id, con);
futures.push(fut);
let id = con.id;
connectors.set(id, con);
futures.set(id, fut);
}
Err(e) => return Err(DrmError::CreateConnector(Box::new(e))),
}
@ -354,8 +386,42 @@ fn get_connectors(
fn create_connector(
backend: &Rc<MetalBackend>,
connector: DrmConnector,
dev: &Rc<MetalDrmDeviceStatic>,
dev: &Rc<MetalDrmDevice>,
) -> Result<(Rc<MetalConnector>, ConnectorFutures), DrmError> {
let display = create_connector_display_data(connector, dev)?;
let slf = Rc::new(MetalConnector {
id: connector,
master: dev.master.clone(),
state: backend.state.clone(),
dev: dev.clone(),
backend: backend.clone(),
connector_id: backend.state.connector_ids.next(),
events: Default::default(),
buffers: Default::default(),
next_buffer: Default::default(),
can_present: Cell::new(true),
has_damage: Cell::new(true),
primary_plane: Default::default(),
crtc: Default::default(),
on_change: Default::default(),
present_trigger: Default::default(),
render_result: RefCell::new(Default::default()),
display: RefCell::new(display),
connect_sent: Cell::new(false),
});
let futures = ConnectorFutures {
present: backend
.state
.eng
.spawn2(Phase::Present, slf.clone().present_loop()),
};
Ok((slf, futures))
}
fn create_connector_display_data(
connector: DrmConnector,
dev: &Rc<MetalDrmDevice>,
) -> Result<ConnectorDisplayData, DrmError> {
let info = dev.master.get_connector_info(connector, true)?;
let mut crtcs = AHashMap::new();
for encoder in info.encoders {
@ -367,10 +433,15 @@ fn create_connector(
}
let props = collect_properties(&dev.master, connector)?;
let connection = ConnectorStatus::from_drm(info.connection);
let connector_type = ConnectorType::from_drm(info.connector_type);
let mut name = String::new();
let mut manufacturer = String::new();
let mut serial_number = String::new();
let mode = info.modes.first().cloned().map(Rc::new);
let refresh = mode
.as_ref()
.map(|m| 1_000_000_000_000u64 / (m.refresh_rate_millihz() as u64))
.unwrap_or(0) as u32;
let connector_type = ConnectorType::from_drm(info.connector_type);
let connector_name = debug_fn(|f| write!(f, "{}-{}", connector_type, info.connector_type_id));
'fetch_edid: {
if connection != ConnectorStatus::Connected {
@ -436,50 +507,24 @@ fn create_connector(
serial_number = edid.base_block.id_serial_number.to_string();
}
}
let mode = info.modes.first().cloned().map(Rc::new);
let refresh = mode
.as_ref()
.map(|m| 1_000_000_000_000u64 / (m.refresh_rate_millihz() as u64))
.unwrap_or(0) as u32;
let slf = Rc::new(MetalConnector {
id: connector,
master: dev.master.clone(),
state: backend.state.clone(),
dev: dev.clone(),
backend: backend.clone(),
connector_id: backend.state.connector_ids.next(),
let props = collect_properties(&dev.master, connector)?;
let connector_type = ConnectorType::from_drm(info.connector_type);
Ok(ConnectorDisplayData {
crtc_id: props.get("CRTC_ID")?.map(|v| DrmCrtc(v as _)),
crtcs,
mode: CloneCell::new(mode),
refresh: Cell::new(refresh),
modes: info.modes,
mode,
refresh,
monitor_manufacturer: manufacturer,
monitor_name: name,
monitor_serial_number: serial_number,
events: Default::default(),
modes: info.modes,
buffers: Default::default(),
next_buffer: Default::default(),
can_present: Cell::new(true),
has_damage: Cell::new(true),
connector_type,
connector_type_id: info.connector_type_id,
connection,
mm_width: info.mm_width,
mm_height: info.mm_height,
subpixel: info.subpixel,
primary_plane: Default::default(),
crtc_id: props.get("CRTC_ID")?.map(|v| DrmCrtc(v as _)),
crtc: Default::default(),
on_change: Default::default(),
present_trigger: Default::default(),
render_result: RefCell::new(Default::default()),
});
let futures = ConnectorFutures {
present: backend
.state
.eng
.spawn2(Phase::Present, slf.clone().present_loop()),
};
Ok((slf, futures))
connector_type,
connector_type_id: info.connector_type_id,
})
}
fn create_encoder(
@ -642,6 +687,13 @@ impl<T: Copy> MutableProperty<T> {
}
}
#[derive(Default)]
struct Preserve {
connectors: AHashSet<DrmConnector>,
crtcs: AHashSet<DrmCrtc>,
planes: AHashSet<DrmPlane>,
}
impl MetalBackend {
fn check_render_context(&self) -> bool {
let ctx = match self.ctx.get() {
@ -660,22 +712,23 @@ impl MetalBackend {
self.state.set_render_ctx(None);
let mut old_buffers = vec![];
for dev in self.device_holder.drm_devices.lock().values() {
for connector in dev.connectors.values() {
for connector in dev.connectors.lock().values() {
old_buffers.push(connector.buffers.take());
}
}
if !self.install_render_context(&ctx.dev) {
return false;
}
let mut preserve = Preserve::default();
for dev in self.device_holder.drm_devices.lock().values() {
if let Err(e) = self.init_drm_device(dev) {
if let Err(e) = self.init_drm_device(dev, &mut preserve) {
log::error!("Could not re-initialize device: {}", ErrorFmt(e));
}
}
true
}
fn install_render_context(&self, dev: &Rc<MetalDrmDeviceStatic>) -> bool {
fn install_render_context(&self, dev: &Rc<MetalDrmDevice>) -> bool {
let ctx = match self.create_render_context(dev) {
Ok(ctx) => ctx,
Err(e) => {
@ -690,7 +743,7 @@ impl MetalBackend {
fn create_render_context(
&self,
dev: &Rc<MetalDrmDeviceStatic>,
dev: &Rc<MetalDrmDevice>,
) -> Result<Rc<MetalRenderContext>, MetalError> {
let egl = match RenderContext::from_drm_device(&dev.master) {
Ok(r) => Rc::new(r),
@ -704,11 +757,120 @@ impl MetalBackend {
Ok(ctx)
}
pub fn handle_drm_change(self: &Rc<Self>, dev: UdevDevice) -> Option<()> {
if let Err(e) = self.handle_drm_change_(dev) {
log::error!("Could not handle change of drm device: {}", ErrorFmt(e));
}
None
}
fn handle_drm_change_(self: &Rc<Self>, dev: UdevDevice) -> Result<(), MetalError> {
let dev = match self.device_holder.drm_devices.get(&dev.devnum()) {
Some(dev) => dev,
_ => return Ok(()),
};
if let Err(e) = self.update_device_properties(&dev) {
return Err(MetalError::UpdateProperties(e));
}
let res = dev.dev.master.get_resources()?;
let current_connectors: AHashSet<_> = res.connectors.iter().copied().collect();
let mut new_connectors = AHashSet::new();
let mut removed_connectors = AHashSet::new();
for c in &res.connectors {
if !dev.connectors.contains(c) {
new_connectors.insert(*c);
}
}
for c in dev.connectors.lock().keys() {
if !current_connectors.contains(c) {
removed_connectors.insert(*c);
}
}
for c in removed_connectors {
dev.futures.remove(&c);
if let Some(c) = dev.connectors.remove(&c) {
if c.connect_sent.get() {
c.send_event(ConnectorEvent::Disconnected);
}
c.send_event(ConnectorEvent::Removed);
}
}
let mut preserve = Preserve::default();
for c in dev.connectors.lock().values() {
let mut dd = match create_connector_display_data(c.id, &dev.dev) {
Ok(d) => d,
Err(e) => {
log::error!(
"Could not update display data for connector: {}",
ErrorFmt(e)
);
continue;
}
};
let mut old = c.display.borrow_mut();
mem::swap(old.deref_mut(), &mut dd);
if c.connect_sent.get() {
if old.connection != ConnectorStatus::Connected || !old.is_same_monitor(&dd) {
c.send_event(ConnectorEvent::Disconnected);
c.connect_sent.set(false);
c.can_present.set(true);
} else {
preserve.connectors.insert(c.id);
}
}
}
for c in new_connectors {
let (connector, future) = match create_connector(self, c, &dev.dev) {
Ok(c) => c,
Err(e) => {
log::error!("Could not create new drm connector: {}", ErrorFmt(e));
continue;
}
};
self.state
.backend_events
.push(BackendEvent::NewConnector(connector.clone()));
dev.futures.set(c, future);
dev.connectors.set(c, connector);
}
self.init_drm_device(&dev, &mut preserve)?;
for connector in dev.connectors.lock().values() {
if connector.connected() {
let dd = connector.display.borrow_mut();
if !connector.connect_sent.get() {
self.send_connected(&connector, &dd);
}
self.start_connector(connector, &dd);
}
}
Ok(())
}
fn send_connected(&self, connector: &MetalConnector, dd: &ConnectorDisplayData) {
let mut prev_mode = None;
let mut modes = vec![];
for mode in dd.modes.iter().map(|m| m.to_backend()) {
if prev_mode.replace(mode) != Some(mode) {
modes.push(mode);
}
}
connector.send_event(ConnectorEvent::Connected(MonitorInfo {
modes,
manufacturer: dd.monitor_manufacturer.clone(),
product: dd.monitor_name.clone(),
serial_number: dd.monitor_serial_number.clone(),
initial_mode: dd.mode.clone().unwrap().to_backend(),
width_mm: dd.mm_width as _,
height_mm: dd.mm_height as _,
}));
connector.connect_sent.set(true);
}
pub fn create_drm_device(
self: &Rc<Self>,
pending: PendingDrmDevice,
master: &Rc<DrmMaster>,
) -> Result<Rc<MetalDrmDevice>, MetalError> {
) -> Result<Rc<MetalDrmDeviceData>, MetalError> {
if let Err(e) = master.set_client_cap(DRM_CLIENT_CAP_ATOMIC, 2) {
return Err(MetalError::AtomicModesetting(e));
}
@ -749,7 +911,7 @@ impl MetalBackend {
Err(e) => return Err(MetalError::GbmDevice(e)),
};
let dev = Rc::new(MetalDrmDeviceStatic {
let dev = Rc::new(MetalDrmDevice {
id: pending.id,
devnum: pending.devnum,
devnode: pending.devnode,
@ -767,59 +929,37 @@ impl MetalBackend {
},
});
let mut preserve = Preserve::default();
if self.ctx.get().is_none() {
self.install_render_context(&dev);
for dev in self.device_holder.drm_devices.lock().values() {
let _ = self.init_drm_device(dev);
let _ = self.init_drm_device(dev, &mut preserve);
}
}
let (connectors, futures) = get_connectors(&self, &dev, &resources.connectors)?;
let slf = Rc::new(MetalDrmDevice {
let slf = Rc::new(MetalDrmDeviceData {
dev: dev.clone(),
connectors,
futures,
});
self.init_drm_device(&slf)?;
self.init_drm_device(&slf, &mut preserve)?;
self.state
.backend_events
.push(BackendEvent::NewDrmDevice(dev.clone()));
for connector in slf.connectors.values() {
for connector in slf.connectors.lock().values() {
self.state
.backend_events
.push(BackendEvent::NewConnector(connector.clone()));
if connector.connection == ConnectorStatus::Connected {
if connector.primary_plane.get().is_none() {
log::error!(
"Connector {}-{} is connected but does not have a primary plane",
connector.connector_type,
connector.connector_type_id
);
continue;
}
let mut prev_mode = None;
let mut modes = vec![];
for mode in connector.modes.iter().map(|m| m.to_backend()) {
if prev_mode.replace(mode) != Some(mode) {
modes.push(mode);
}
}
connector
.events
.push(ConnectorEvent::Connected(MonitorInfo {
modes,
manufacturer: connector.monitor_manufacturer.clone(),
product: connector.monitor_name.clone(),
serial_number: connector.monitor_serial_number.clone(),
initial_mode: connector.mode.get().unwrap().to_backend(),
width_mm: connector.mm_width as _,
height_mm: connector.mm_height as _,
}));
self.start_connector(connector);
if connector.connected() {
let dd = connector.display.borrow_mut();
self.send_connected(&connector, &dd);
self.start_connector(connector, &dd);
}
}
@ -832,17 +972,18 @@ impl MetalBackend {
Ok(slf)
}
fn update_device_properties(&self, dev: &Rc<MetalDrmDevice>) -> Result<(), DrmError> {
fn update_device_properties(&self, dev: &Rc<MetalDrmDeviceData>) -> Result<(), DrmError> {
let get = |p: &AHashMap<DrmProperty, _>, k: DrmProperty| match p.get(&k) {
Some(v) => Ok(*v),
_ => todo!(),
};
let master = &dev.dev.master;
for c in dev.connectors.values() {
for c in dev.connectors.lock().values() {
let dd = c.display.borrow_mut();
let props = collect_untyped_properties(master, c.id)?;
c.crtc_id
dd.crtc_id
.value
.set(DrmCrtc(get(&props, c.crtc_id.id)? as _));
.set(DrmCrtc(get(&props, dd.crtc_id.id)? as _));
}
for c in dev.dev.crtcs.values() {
let props = collect_untyped_properties(master, c.id)?;
@ -860,12 +1001,16 @@ impl MetalBackend {
Ok(())
}
pub fn resume_drm_device(self: &Rc<Self>, dev: &Rc<MetalDrmDevice>) -> Result<(), MetalError> {
pub fn resume_drm_device(
self: &Rc<Self>,
dev: &Rc<MetalDrmDeviceData>,
) -> Result<(), MetalError> {
if let Err(e) = self.update_device_properties(dev) {
return Err(MetalError::UpdateProperties(e));
}
self.init_drm_device(dev)?;
for connector in dev.connectors.values() {
let mut preserve = Preserve::default();
self.init_drm_device(dev, &mut preserve)?;
for connector in dev.connectors.lock().values() {
if connector.primary_plane.get().is_some() {
connector.can_present.set(true);
connector.has_damage.set(true);
@ -875,7 +1020,7 @@ impl MetalBackend {
Ok(())
}
async fn handle_drm_events(self: Rc<Self>, dev: Rc<MetalDrmDevice>) {
async fn handle_drm_events(self: Rc<Self>, dev: Rc<MetalDrmDeviceData>) {
loop {
if let Err(e) = self.state.ring.readable(dev.dev.master.fd()).await {
log::error!("Could not register the DRM fd for reading: {}", ErrorFmt(e));
@ -894,7 +1039,7 @@ impl MetalBackend {
}
}
fn handle_drm_event(self: &Rc<Self>, event: DrmEvent, dev: &Rc<MetalDrmDevice>) {
fn handle_drm_event(self: &Rc<Self>, event: DrmEvent, dev: &Rc<MetalDrmDeviceData>) {
match event {
DrmEvent::FlipComplete {
tv_sec,
@ -907,7 +1052,7 @@ impl MetalBackend {
fn handle_drm_flip_event(
self: &Rc<Self>,
dev: &Rc<MetalDrmDevice>,
dev: &Rc<MetalDrmDeviceData>,
crtc_id: DrmCrtc,
tv_sec: u32,
tv_usec: u32,
@ -925,11 +1070,12 @@ impl MetalBackend {
if connector.has_damage.get() {
connector.schedule_present();
}
let dd = connector.display.borrow_mut();
{
let global = self.state.outputs.get(&connector.connector_id);
let mut rr = connector.render_result.borrow_mut();
if let Some(g) = &global {
let refresh = connector.refresh.get();
let refresh = dd.refresh;
let bindings = g.node.global.bindings.borrow_mut();
for fb in rr.presentation_feedbacks.drain(..) {
if let Some(bindings) = bindings.get(&fb.client.id) {
@ -955,8 +1101,11 @@ impl MetalBackend {
}
}
fn reset_planes(&self, dev: &MetalDrmDevice, changes: &mut Change) {
fn reset_planes(&self, dev: &MetalDrmDeviceData, changes: &mut Change, preserve: &Preserve) {
for plane in dev.dev.planes.values() {
if preserve.planes.contains(&plane.id) {
continue;
}
plane.crtc_id.value.set(DrmCrtc::NONE);
changes.change_object(plane.id, |c| {
c.change(plane.crtc_id.id, 0);
@ -966,16 +1115,34 @@ impl MetalBackend {
}
}
fn reset_connectors_and_crtcs(&self, dev: &MetalDrmDevice, changes: &mut Change) {
for connector in dev.connectors.values() {
fn reset_connectors_and_crtcs(
&self,
dev: &MetalDrmDeviceData,
changes: &mut Change,
preserve: &mut Preserve,
) {
for connector in dev.connectors.lock().values() {
if preserve.connectors.contains(&connector.id) {
if let Some(pp) = connector.primary_plane.get() {
preserve.planes.insert(pp.id);
}
if let Some(crtc) = connector.crtc.get() {
preserve.crtcs.insert(crtc.id);
}
continue;
}
connector.primary_plane.set(None);
connector.crtc.set(None);
connector.crtc_id.value.set(DrmCrtc::NONE);
let dd = connector.display.borrow_mut();
dd.crtc_id.value.set(DrmCrtc::NONE);
changes.change_object(connector.id, |c| {
c.change(connector.crtc_id.id, 0);
c.change(dd.crtc_id.id, 0);
})
}
for crtc in dev.dev.crtcs.values() {
if preserve.crtcs.contains(&crtc.id) {
continue;
}
crtc.connector.set(None);
crtc.active.value.set(false);
crtc.mode_id.value.set(DrmBlob::NONE);
@ -987,27 +1154,84 @@ impl MetalBackend {
}
}
fn init_drm_device(&self, dev: &Rc<MetalDrmDevice>) -> Result<(), MetalError> {
fn validate_preserve(&self, dev: &Rc<MetalDrmDeviceData>, preserve: &mut Preserve) {
let mut remove_connectors = vec![];
macro_rules! fail {
($c:expr) => {{
remove_connectors.push($c);
continue;
}};
}
for c in &preserve.connectors {
let c = match dev.connectors.get(c) {
Some(c) => c,
_ => {
log::warn!("Cannot preserve connector which no longer exists");
fail!(*c)
}
};
let dd = c.display.borrow_mut();
if let Some(crtc) = c.crtc.get() {
if dd.crtc_id.value.get() != crtc.id {
log::warn!("Cannot preserve attached to a different crtc");
fail!(c.id);
}
if let Some(mode) = crtc.mode_blob.get() {
if crtc.mode_id.value.get() != mode.id() {
log::warn!("Cannot preserve whose crtc has a different mode");
fail!(c.id);
}
}
if !crtc.active.value.get() {
log::warn!("Cannot preserve whose crtc is inactive");
fail!(c.id);
}
if let Some(plane) = c.primary_plane.get() {
if plane.crtc_id.value.get() != crtc.id {
log::warn!("Cannot preserve connector whose primary plane is attached to a different crtc");
fail!(c.id);
}
}
}
}
for c in remove_connectors {
preserve.connectors.remove(&c);
}
}
fn init_drm_device(
&self,
dev: &Rc<MetalDrmDeviceData>,
preserve: &mut Preserve,
) -> Result<(), MetalError> {
let ctx = match self.ctx.get() {
Some(ctx) => ctx,
_ => return Ok(()),
};
self.validate_preserve(dev, preserve);
let mut flags = 0;
let mut changes = dev.dev.master.change();
if !self.can_use_current_drm_mode(dev) {
log::warn!("Cannot use existing connector configuration. Trying to perform modeset.");
flags = DRM_MODE_ATOMIC_ALLOW_MODESET;
self.reset_connectors_and_crtcs(dev, &mut changes);
for connector in dev.connectors.values() {
if let Err(e) = self.assign_connector_crtc(connector, &mut changes) {
log::error!("Could not assign a crtc: {}", ErrorFmt(e));
self.reset_connectors_and_crtcs(dev, &mut changes, preserve);
for connector in dev.connectors.lock().values() {
if !preserve.connectors.contains(&connector.id) {
if let Err(e) = self.assign_connector_crtc(connector, &mut changes) {
log::error!("Could not assign a crtc: {}", ErrorFmt(e));
}
}
}
}
self.reset_planes(dev, &mut changes);
for connector in dev.connectors.values() {
if let Err(e) = self.assign_connector_plane(connector, &mut changes, &ctx) {
log::error!("Could not assign a plane: {}", ErrorFmt(e));
self.reset_planes(dev, &mut changes, preserve);
let mut old_buffers = vec![];
for connector in dev.connectors.lock().values() {
if !preserve.connectors.contains(&connector.id) {
if let Err(e) =
self.assign_connector_plane(connector, &mut changes, &ctx, &mut old_buffers)
{
log::error!("Could not assign a plane: {}", ErrorFmt(e));
}
}
}
if let Err(e) = changes.commit(flags, 0) {
@ -1016,19 +1240,20 @@ impl MetalBackend {
Ok(())
}
fn can_use_current_drm_mode(&self, dev: &Rc<MetalDrmDevice>) -> bool {
fn can_use_current_drm_mode(&self, dev: &Rc<MetalDrmDeviceData>) -> bool {
let mut used_crtcs = AHashSet::new();
let mut used_planes = AHashSet::new();
for connector in dev.connectors.values() {
if connector.connection != ConnectorStatus::Connected {
if connector.crtc_id.value.get().is_some() {
for connector in dev.connectors.lock().values() {
let dd = connector.display.borrow_mut();
if dd.connection != ConnectorStatus::Connected {
if dd.crtc_id.value.get().is_some() {
log::debug!("Connector is not connected but has an assigned crtc");
return false;
}
continue;
}
let crtc_id = connector.crtc_id.value.get();
let crtc_id = dd.crtc_id.value.get();
if crtc_id.is_none() {
log::debug!("Connector is connected but has no assigned crtc");
return false;
@ -1041,7 +1266,7 @@ impl MetalBackend {
log::debug!("Crtc is not active");
return false;
}
let mode = match connector.mode.get() {
let mode = match &dd.mode {
Some(m) => m,
_ => {
log::debug!("Connector has no assigned mode");
@ -1059,7 +1284,7 @@ impl MetalBackend {
return false;
}
};
if !modes_equal(&mode, &current_mode) {
if !modes_equal(mode, &current_mode) {
log::debug!("Connector mode differs from desired mode");
return false;
}
@ -1097,7 +1322,7 @@ impl MetalBackend {
fn create_scanout_buffers(
&self,
dev: &Rc<MetalDrmDeviceStatic>,
dev: &Rc<MetalDrmDevice>,
format: &ModifiedFormat,
width: i32,
height: i32,
@ -1109,7 +1334,7 @@ impl MetalBackend {
fn create_scanout_buffer(
&self,
dev: &Rc<MetalDrmDeviceStatic>,
dev: &Rc<MetalDrmDevice>,
format: &ModifiedFormat,
width: i32,
height: i32,
@ -1153,31 +1378,35 @@ impl MetalBackend {
connector: &Rc<MetalConnector>,
changes: &mut Change,
) -> Result<(), MetalError> {
if connector.connection != ConnectorStatus::Connected {
let dd = connector.display.borrow_mut();
if dd.connection != ConnectorStatus::Connected {
return Ok(());
}
let crtc = 'crtc: {
for crtc in connector.crtcs.values() {
if crtc.connector.get().is_none() {
break 'crtc crtc.clone();
let crtc = match connector.crtc.get() {
Some(c) => c,
_ => 'crtc: {
for crtc in dd.crtcs.values() {
if crtc.connector.get().is_none() {
break 'crtc crtc.clone();
}
}
return Err(MetalError::NoCrtcForConnector);
}
return Err(MetalError::NoCrtcForConnector);
};
let mode = match connector.mode.get() {
let mode = match &dd.mode {
Some(m) => m,
_ => return Err(MetalError::NoModeForConnector),
};
let mode_blob = mode.create_blob(&connector.master)?;
changes.change_object(connector.id, |c| {
c.change(connector.crtc_id.id, crtc.id.0 as _);
c.change(dd.crtc_id.id, crtc.id.0 as _);
});
changes.change_object(crtc.id, |c| {
c.change(crtc.active.id, 1);
c.change(crtc.mode_id.id, mode_blob.id().0 as _);
});
connector.crtc.set(Some(crtc.clone()));
connector.crtc_id.value.set(crtc.id);
dd.crtc_id.value.set(crtc.id);
crtc.connector.set(Some(connector.clone()));
crtc.active.value.set(true);
crtc.mode_id.value.set(mode_blob.id());
@ -1190,28 +1419,33 @@ impl MetalBackend {
connector: &Rc<MetalConnector>,
changes: &mut Change,
ctx: &MetalRenderContext,
old_buffers: &mut Vec<Rc<[RenderBuffer; 2]>>,
) -> Result<(), MetalError> {
let dd = connector.display.borrow_mut();
let crtc = match connector.crtc.get() {
Some(c) => c,
_ => return Ok(()),
};
let mode = match connector.mode.get() {
let mode = match &dd.mode {
Some(m) => m,
_ => {
log::error!("Connector has a crtc assigned but no mode");
return Ok(());
}
};
let primary_plane = 'primary_plane: {
for plane in crtc.possible_planes.values() {
if plane.ty == PlaneType::Primary
&& plane.crtc_id.value.get().is_none()
&& plane.formats.contains_key(&XRGB8888.drm)
{
break 'primary_plane plane.clone();
let primary_plane = match connector.primary_plane.get() {
Some(p) => p,
_ => 'primary_plane: {
for plane in crtc.possible_planes.values() {
if plane.ty == PlaneType::Primary
&& plane.crtc_id.value.get().is_none()
&& plane.formats.contains_key(&XRGB8888.drm)
{
break 'primary_plane plane.clone();
}
}
return Err(MetalError::NoPrimaryPlaneForConnector);
}
return Err(MetalError::NoPrimaryPlaneForConnector);
};
let format = ModifiedFormat {
format: XRGB8888,
@ -1245,19 +1479,21 @@ impl MetalBackend {
primary_plane.src_y.value.set(0);
primary_plane.src_w.value.set((mode.hdisplay as u32) << 16);
primary_plane.src_h.value.set((mode.vdisplay as u32) << 16);
connector.buffers.set(Some(buffers));
if let Some(old) = connector.buffers.set(Some(buffers)) {
old_buffers.push(old);
}
connector.primary_plane.set(Some(primary_plane.clone()));
Ok(())
}
fn start_connector(&self, connector: &Rc<MetalConnector>) {
let mode = connector.mode.get().unwrap();
fn start_connector(&self, connector: &Rc<MetalConnector>, dd: &ConnectorDisplayData) {
log::info!(
"Initialized connector {}-{} with mode {:?}",
connector.connector_type,
connector.connector_type_id,
mode
dd.connector_type,
dd.connector_type_id,
dd.mode.as_ref().unwrap(),
);
connector.has_damage.set(true);
connector.schedule_present();
}
}

34
src/tasks/connector.rs
View file

@ -148,7 +148,7 @@ impl ConnectorHandler {
ConnectorEvent::ModeChanged(mode) => {
on.update_mode(mode);
}
_ => unreachable!(),
ev => unreachable!("received unexpected event {:?}", ev),
}
}
self.data.async_event.triggered().await;
@ -162,6 +162,38 @@ impl ConnectorHandler {
self.state.root.outputs.remove(&self.id);
self.data.connected.set(false);
self.state.outputs.remove(&self.id);
let mut target_is_dummy = false;
let target = match self.state.outputs.lock().values().next() {
Some(o) => o.node.clone(),
_ => {
target_is_dummy = true;
self.state.dummy_output.get().unwrap()
}
};
if !on.workspaces.is_empty() {
for ws in on.workspaces.iter() {
let is_visible =
!target_is_dummy && target.workspaces.is_empty() && ws.visible.get();
ws.output.set(target.clone());
target.workspaces.add_last_existing(&ws);
if is_visible {
target.show_workspace(&ws);
} else if ws.visible.get() {
ws.set_visible(false);
}
}
target.update_render_data();
self.state.tree_changed();
self.state.damage();
}
let seats = self.state.globals.seats.lock();
for seat in seats.values() {
if seat.get_output().id == on.id {
let tpos = target.global.pos.get();
let tmode = target.global.mode.get();
seat.set_position(tpos.x1() + tmode.width / 2, tpos.y1() + tmode.height / 2);
}
}
if let Some(dev) = &self.data.drm_dev {
dev.connectors.remove(&self.id);
}