rp/pio: make PioCommon a struct

the PioCommon trait does not serve much of a purpose; there can be only
two implementations and they only differ in a few associated constants.
This commit is contained in:
pennae
2023-04-26 20:27:31 +02:00
parent 8839f3f62a
commit a167c77d39
5 changed files with 30 additions and 54 deletions

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@ -5,14 +5,12 @@ use defmt::info;
use embassy_executor::Spawner;
use embassy_rp::gpio::{AnyPin, Pin};
use embassy_rp::peripherals::PIO0;
use embassy_rp::pio::{
Pio, PioCommon, PioCommonInstance, PioStateMachine, PioStateMachineInstance, ShiftDirection, Sm0, Sm1, Sm2,
};
use embassy_rp::pio::{Pio, PioCommon, PioStateMachine, PioStateMachineInstance, ShiftDirection, Sm0, Sm1, Sm2};
use embassy_rp::pio_instr_util;
use embassy_rp::relocate::RelocatedProgram;
use {defmt_rtt as _, panic_probe as _};
fn setup_pio_task_sm0(pio: &mut PioCommonInstance<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm0>, pin: AnyPin) {
fn setup_pio_task_sm0(pio: &mut PioCommon<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm0>, pin: AnyPin) {
// Setup sm0
// Send data serially to pin
@ -51,7 +49,7 @@ async fn pio_task_sm0(mut sm: PioStateMachineInstance<'static, PIO0, Sm0>) {
}
}
fn setup_pio_task_sm1(pio: &mut PioCommonInstance<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm1>) {
fn setup_pio_task_sm1(pio: &mut PioCommon<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm1>) {
// Setupm sm1
// Read 0b10101 repeatedly until ISR is full
@ -78,7 +76,7 @@ async fn pio_task_sm1(mut sm: PioStateMachineInstance<'static, PIO0, Sm1>) {
}
}
fn setup_pio_task_sm2(pio: &mut PioCommonInstance<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm2>) {
fn setup_pio_task_sm2(pio: &mut PioCommon<PIO0>, sm: &mut PioStateMachineInstance<PIO0, Sm2>) {
// Setup sm2
// Repeatedly trigger IRQ 3

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@ -4,7 +4,7 @@
use defmt::info;
use embassy_executor::Spawner;
use embassy_futures::join::join;
use embassy_rp::pio::{Pio, PioCommon, PioStateMachine, ShiftDirection};
use embassy_rp::pio::{Pio, PioStateMachine, ShiftDirection};
use embassy_rp::relocate::RelocatedProgram;
use embassy_rp::{pio_instr_util, Peripheral};
use {defmt_rtt as _, panic_probe as _};

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@ -8,9 +8,7 @@ use embassy_executor::Spawner;
use embassy_rp::dma::{AnyChannel, Channel};
use embassy_rp::gpio::Pin;
use embassy_rp::peripherals::PIO0;
use embassy_rp::pio::{
FifoJoin, Pio, PioCommon, PioStateMachine, PioStateMachineInstance, ShiftDirection, SmInstanceBase,
};
use embassy_rp::pio::{FifoJoin, Pio, PioStateMachine, PioStateMachineInstance, ShiftDirection, SmInstanceBase};
use embassy_rp::pwm::{Config, Pwm};
use embassy_rp::relocate::RelocatedProgram;
use embassy_rp::{into_ref, Peripheral, PeripheralRef};

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@ -6,8 +6,7 @@ use defmt::*;
use embassy_executor::Spawner;
use embassy_rp::gpio::{self, Pin};
use embassy_rp::pio::{
FifoJoin, Pio, PioCommon, PioCommonInstance, PioInstance, PioStateMachine, PioStateMachineInstance, ShiftDirection,
SmInstance,
FifoJoin, Pio, PioCommon, PioInstance, PioStateMachine, PioStateMachineInstance, ShiftDirection, SmInstance,
};
use embassy_rp::pio_instr_util;
use embassy_rp::relocate::RelocatedProgram;
@ -19,11 +18,7 @@ pub struct Ws2812<'d, P: PioInstance, S: SmInstance> {
}
impl<'d, P: PioInstance, S: SmInstance> Ws2812<'d, P, S> {
pub fn new(
mut pio: PioCommonInstance<'d, P>,
mut sm: PioStateMachineInstance<'d, P, S>,
pin: gpio::AnyPin,
) -> Self {
pub fn new(mut pio: PioCommon<'d, P>, mut sm: PioStateMachineInstance<'d, P, S>, pin: gpio::AnyPin) -> Self {
// Setup sm0
// prepare the PIO program