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Address review comments

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This commit is contained in:
Björn Quentin 2025-01-06 14:39:10 +01:00
parent dba00a8918
commit 45bbac0434
1 changed files with 9 additions and 15 deletions
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24
esp-hal/src/i2c/master/mod.rs
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@ -183,7 +183,7 @@ impl Timeout {
#[cfg(not(esp32))]
fn is_set(&self) -> bool {
matches!(self, Timeout::BusCycles(_)) || matches!(self, Timeout::Maximum)
matches!(self, Timeout::BusCycles(_) | Timeout::Maximum)
}
}
@ -1231,7 +1231,7 @@ impl Driver<'_> {
let hold = half_cycle;
let timeout = Timeout::BusCycles(match timeout {
Timeout::Maximum => 0xF_FFFF,
Timeout::BusCycles(cycles) => (cycles * 2 * half_cycle).check_timeout(0xF_FFFF)?,
Timeout::BusCycles(cycles) => check_timeout(cycles * 2 * half_cycle, 0xF_FFFF)?,
});
// SCL period. According to the TRM, we should always subtract 1 to SCL low
@ -1332,7 +1332,7 @@ impl Driver<'_> {
let timeout = Timeout::BusCycles(match timeout {
Timeout::Maximum => 0xFF_FFFF,
Timeout::BusCycles(cycles) => (cycles * 2 * half_cycle).check_timeout(0xFF_FFFF)?,
Timeout::BusCycles(cycles) => check_timeout(cycles * 2 * half_cycle, 0xFF_FFFF)?,
});
configure_clock(
@ -1414,7 +1414,7 @@ impl Driver<'_> {
let log2 = to_peri.ilog2();
// Round up so that we don't shorten timeouts.
let raw = if to_peri != 1 << log2 { log2 + 1 } else { log2 };
Timeout::BusCycles(raw.check_timeout(0x1F)?)
Timeout::BusCycles(check_timeout(raw, 0x1F)?)
}
};
@ -2294,17 +2294,11 @@ impl Driver<'_> {
}
}
trait CheckTimeout {
fn check_timeout(&self, max: u32) -> Result<u32, ConfigError>;
}
impl CheckTimeout for u32 {
fn check_timeout(&self, max: u32) -> Result<u32, ConfigError> {
if *self <= max {
Ok(*self)
} else {
Err(ConfigError::TimeoutInvalid)
}
fn check_timeout(v: u32, max: u32) -> Result<u32, ConfigError> {
if v <= max {
Ok(v)
} else {
Err(ConfigError::TimeoutInvalid)
}
}