max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Apply Pedantic Clippy Lints

Browse Source
This commit is contained in:
Rafael Bachmann
2023-10-15 23:45:44 +02:00
parent 66e62e9994
commit 31d4516516
12 changed files with 123 additions and 143 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
embassy-usb/src/class/cdc_acm.rs
View File

@ -11,7 +11,7 @@ use embassy_sync::waitqueue::WakerRegistration;
use crate::control::{self, InResponse, OutResponse, Recipient, Request, RequestType};
use crate::driver::{Driver, Endpoint, EndpointError, EndpointIn, EndpointOut};
use crate::types::*;
use crate::types::InterfaceNumber;
use crate::{Builder, Handler};
/// This should be used as `device_class` when building the `UsbDevice`.
@ -50,7 +50,7 @@ impl<'a> State<'a> {
pub fn new() -> Self {
Self {
control: MaybeUninit::uninit(),
shared: Default::default(),
shared: ControlShared::default(),
}
}
}
@ -61,9 +61,9 @@ impl<'a> State<'a> {
/// writing USB packets with no intermediate buffers, but it will not act like a stream-like serial
/// port. The following constraints must be followed if you use this class directly:
///
/// - `read_packet` must be called with a buffer large enough to hold max_packet_size bytes.
/// - `write_packet` must not be called with a buffer larger than max_packet_size bytes.
/// - If you write a packet that is exactly max_packet_size bytes long, it won't be processed by the
/// - `read_packet` must be called with a buffer large enough to hold `max_packet_size` bytes.
/// - `write_packet` must not be called with a buffer larger than `max_packet_size` bytes.
/// - If you write a packet that is exactly `max_packet_size` bytes long, it won't be processed by the
/// host operating system until a subsequent shorter packet is sent. A zero-length packet (ZLP)
/// can be sent if there is no other data to send. This is because USB bulk transactions must be
/// terminated with a short packet, even if the bulk endpoint is used for stream-like data.
@ -109,17 +109,16 @@ impl Default for ControlShared {
impl ControlShared {
async fn changed(&self) {
poll_fn(|cx| match self.changed.load(Ordering::Relaxed) {
true => {
poll_fn(|cx| {
if self.changed.load(Ordering::Relaxed) {
self.changed.store(false, Ordering::Relaxed);
Poll::Ready(())
}
false => {
} else {
self.waker.borrow_mut().register(cx.waker());
Poll::Pending
}
})
.await
.await;
}
}
@ -198,7 +197,7 @@ impl<'d> Handler for Control<'d> {
// REQ_GET_ENCAPSULATED_COMMAND is not really supported - it will be rejected below.
REQ_GET_LINE_CODING if req.length == 7 => {
debug!("Sending line coding");
let coding = self.shared().line_coding.lock(|x| x.get());
let coding = self.shared().line_coding.lock(Cell::get);
assert!(buf.len() >= 7);
buf[0..4].copy_from_slice(&coding.data_rate.to_le_bytes());
buf[4] = coding.stop_bits as u8;
@ -212,8 +211,8 @@ impl<'d> Handler for Control<'d> {
}
impl<'d, D: Driver<'d>> CdcAcmClass<'d, D> {
/// Creates a new CdcAcmClass with the provided UsbBus and max_packet_size in bytes. For
/// full-speed devices, max_packet_size has to be one of 8, 16, 32 or 64.
/// Creates a new CdcAcmClass with the provided UsbBus and `max_packet_size` in bytes. For
/// full-speed devices, `max_packet_size` has to be one of 8, 16, 32 or 64.
pub fn new(builder: &mut Builder<'d, D>, state: &'d mut State<'d>, max_packet_size: u16) -> Self {
assert!(builder.control_buf_len() >= 7);
@ -289,7 +288,7 @@ impl<'d, D: Driver<'d>> CdcAcmClass<'d, D> {
/// Gets the current line coding. The line coding contains information that's mainly relevant
/// for USB to UART serial port emulators, and can be ignored if not relevant.
pub fn line_coding(&self) -> LineCoding {
self.control.line_coding.lock(|x| x.get())
self.control.line_coding.lock(Cell::get)
}
/// Gets the DTR (data terminal ready) state
@ -314,7 +313,7 @@ impl<'d, D: Driver<'d>> CdcAcmClass<'d, D> {
/// Waits for the USB host to enable this interface
pub async fn wait_connection(&mut self) {
self.read_ep.wait_enabled().await
self.read_ep.wait_enabled().await;
}
/// Split the class into a sender and receiver.
@ -362,7 +361,7 @@ pub struct ControlChanged<'d> {
impl<'d> ControlChanged<'d> {
/// Return a future for when the control settings change
pub async fn control_changed(&self) {
self.control.changed().await
self.control.changed().await;
}
}
@ -384,7 +383,7 @@ impl<'d, D: Driver<'d>> Sender<'d, D> {
/// Gets the current line coding. The line coding contains information that's mainly relevant
/// for USB to UART serial port emulators, and can be ignored if not relevant.
pub fn line_coding(&self) -> LineCoding {
self.control.line_coding.lock(|x| x.get())
self.control.line_coding.lock(Cell::get)
}
/// Gets the DTR (data terminal ready) state
@ -404,7 +403,7 @@ impl<'d, D: Driver<'d>> Sender<'d, D> {
/// Waits for the USB host to enable this interface
pub async fn wait_connection(&mut self) {
self.write_ep.wait_enabled().await
self.write_ep.wait_enabled().await;
}
}
@ -426,7 +425,7 @@ impl<'d, D: Driver<'d>> Receiver<'d, D> {
/// Gets the current line coding. The line coding contains information that's mainly relevant
/// for USB to UART serial port emulators, and can be ignored if not relevant.
pub fn line_coding(&self) -> LineCoding {
self.control.line_coding.lock(|x| x.get())
self.control.line_coding.lock(Cell::get)
}
/// Gets the DTR (data terminal ready) state
@ -446,7 +445,7 @@ impl<'d, D: Driver<'d>> Receiver<'d, D> {
/// Waits for the USB host to enable this interface
pub async fn wait_connection(&mut self) {
self.read_ep.wait_enabled().await
self.read_ep.wait_enabled().await;
}
}
@ -520,17 +519,17 @@ impl LineCoding {
}
/// Gets the number of data bits for UART communication.
pub fn data_bits(&self) -> u8 {
pub const fn data_bits(&self) -> u8 {
self.data_bits
}
/// Gets the parity type for UART communication.
pub fn parity_type(&self) -> ParityType {
pub const fn parity_type(&self) -> ParityType {
self.parity_type
}
/// Gets the data rate in bits per second for UART communication.
pub fn data_rate(&self) -> u32 {
pub const fn data_rate(&self) -> u32 {
self.data_rate
}
}