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Changing the casts (code review request)

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This commit is contained in:
Mariusz Ryndzionek 2021-09-28 18:27:07 +02:00
parent bce909ec1e
commit ce361abb1b
2 changed files with 6 additions and 8 deletions
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1
embassy-stm32/Cargo.toml
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@ -28,7 +28,6 @@ stm32-metapac = { version = "0.1.0", path = "../stm32-metapac", features = ["rt"
vcell = { version = "0.1.3", optional = true } vcell = { version = "0.1.3", optional = true }
bxcan = "0.5.1" bxcan = "0.5.1"
seq-macro = "0.2.2" seq-macro = "0.2.2"
cast = { version = "0.2.2", default-features = false }
cfg-if = "1.0.0" cfg-if = "1.0.0"

13
embassy-stm32/src/rcc/f1/mod.rs
View File

@ -1,3 +1,4 @@
use core::convert::TryFrom;
use core::marker::PhantomData; use core::marker::PhantomData;
use embassy::util::Unborrow; use embassy::util::Unborrow;
@ -7,8 +8,6 @@ use crate::pac::{FLASH, RCC};
use crate::peripherals; use crate::peripherals;
use crate::time::Hertz; use crate::time::Hertz;
use cast::u32;
use super::{set_freqs, Clocks}; use super::{set_freqs, Clocks};
const HSI: u32 = 8_000_000; const HSI: u32 = 8_000_000;
@ -94,8 +93,8 @@ impl<'d> Rcc<'d> {
}) })
.unwrap_or(0b011); .unwrap_or(0b011);
let ppre1: i32 = 1 << (ppre1_bits - 0b011); let ppre1 = 1 << (ppre1_bits - 0b011);
let pclk1 = hclk / u32(ppre1).unwrap(); let pclk1 = hclk / u32::try_from(ppre1).unwrap();
let timer_mul1 = if ppre1 == 1 { 1 } else { 2 }; let timer_mul1 = if ppre1 == 1 { 1 } else { 2 };
assert!(pclk1 <= 36_000_000); assert!(pclk1 <= 36_000_000);
@ -113,8 +112,8 @@ impl<'d> Rcc<'d> {
}) })
.unwrap_or(0b011); .unwrap_or(0b011);
let ppre2: i32 = 1 << (ppre2_bits - 0b011); let ppre2 = 1 << (ppre2_bits - 0b011);
let pclk2 = hclk / u32(ppre2).unwrap(); let pclk2 = hclk / u32::try_from(ppre2).unwrap();
let timer_mul2 = if ppre2 == 1 { 1 } else { 2 }; let timer_mul2 = if ppre2 == 1 { 1 } else { 2 };
assert!(pclk2 <= 72_000_000); assert!(pclk2 <= 72_000_000);
@ -154,7 +153,7 @@ impl<'d> Rcc<'d> {
.unwrap_or(0b11); .unwrap_or(0b11);
let apre = (apre_bits + 1) << 1; let apre = (apre_bits + 1) << 1;
let adcclk = pclk2 / u32(apre); let adcclk = pclk2 / unwrap!(u32::try_from(apre));
assert!(adcclk <= 14_000_000); assert!(adcclk <= 14_000_000);