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firmware: turn errors into &str for remote_i2c as well

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should resolve breakage on a few targets/variants introduced by PR #1351
This commit is contained in:
Astro 2019-08-28 22:46:00 +02:00 committed by Sébastien Bourdeauducq
parent 71b3c66af9
commit 90e8e074cd
1 changed files with 20 additions and 20 deletions
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40
artiq/firmware/runtime/kern_hwreq.rs
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@ -14,67 +14,67 @@ mod remote_i2c {
use rtio_mgt::drtio;
use sched::{Io, Mutex};
pub fn start(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), ()> {
pub fn start(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), &'static str> {
let reply = drtio::aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::I2cStartRequest {
destination: destination,
busno: busno
});
match reply {
Ok(drtioaux::Packet::I2cBasicReply { succeeded }) => {
if succeeded { Ok(()) } else { Err(()) }
if succeeded { Ok(()) } else { Err("i2c basic reply error") }
}
Ok(packet) => {
error!("received unexpected aux packet: {:?}", packet);
Err(())
Err("received unexpected aux packet")
}
Err(e) => {
error!("aux packet error ({})", e);
Err(())
Err(e)
}
}
}
pub fn restart(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), ()> {
pub fn restart(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), &'static str> {
let reply = drtio::aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::I2cRestartRequest {
destination: destination,
busno: busno
});
match reply {
Ok(drtioaux::Packet::I2cBasicReply { succeeded }) => {
if succeeded { Ok(()) } else { Err(()) }
if succeeded { Ok(()) } else { Err("i2c basic reply error") }
}
Ok(packet) => {
error!("received unexpected aux packet: {:?}", packet);
Err(())
Err("received unexpected aux packet")
}
Err(e) => {
error!("aux packet error ({})", e);
Err(())
Err(e)
}
}
}
pub fn stop(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), ()> {
pub fn stop(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8) -> Result<(), &'static str> {
let reply = drtio::aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::I2cStopRequest {
destination: destination,
busno: busno
});
match reply {
Ok(drtioaux::Packet::I2cBasicReply { succeeded }) => {
if succeeded { Ok(()) } else { Err(()) }
if succeeded { Ok(()) } else { Err("i2c basic reply error") }
}
Ok(packet) => {
error!("received unexpected aux packet: {:?}", packet);
Err(())
Err("received unexpected aux packet")
}
Err(e) => {
error!("aux packet error ({})", e);
Err(())
Err(e)
}
}
}
pub fn write(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8, data: u8) -> Result<bool, ()> {
pub fn write(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8, data: u8) -> Result<bool, &'static str> {
let reply = drtio::aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::I2cWriteRequest {
destination: destination,
busno: busno,
@ -82,20 +82,20 @@ mod remote_i2c {
});
match reply {
Ok(drtioaux::Packet::I2cWriteReply { succeeded, ack }) => {
if succeeded { Ok(ack) } else { Err(()) }
if succeeded { Ok(ack) } else { Err("i2c write reply error") }
}
Ok(_) => {
error!("received unexpected aux packet");
Err(())
Err("received unexpected aux packet")
}
Err(e) => {
error!("aux packet error ({})", e);
Err(())
Err(e)
}
}
}
pub fn read(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8, ack: bool) -> Result<u8, ()> {
pub fn read(io: &Io, aux_mutex: &Mutex, linkno: u8, destination: u8, busno: u8, ack: bool) -> Result<u8, &'static str> {
let reply = drtio::aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::I2cReadRequest {
destination: destination,
busno: busno,
@ -103,15 +103,15 @@ mod remote_i2c {
});
match reply {
Ok(drtioaux::Packet::I2cReadReply { succeeded, data }) => {
if succeeded { Ok(data) } else { Err(()) }
if succeeded { Ok(data) } else { Err("i2c read reply error") }
}
Ok(_) => {
error!("received unexpected aux packet");
Err(())
Err("received unexpected aux packet")
}
Err(e) => {
error!("aux packet error ({})", e);
Err(())
Err(e)
}
}
}