rust/kernel/pwm.rs

94     fn as_raw(&self) -> *mut bindings::pwm_device {
100         // SAFETY: `self.as_raw()` provides a valid pointer for `self`'s lifetime.
101         unsafe { (*self.as_raw()).hwpwm }
106         // SAFETY: `self.as_raw()` provides a valid pointer. (*self.as_raw()).chip
109         unsafe { Chip::<T>::from_raw((*self.as_raw()).chip) }
114         // SAFETY: self.as_raw() provides a valid pointer.
115         let label_ptr = unsafe { (*self.as_raw()).label };
129         // SAFETY: `self.as_raw()` provides a valid `*mut pwm_device` pointer.
132         to_result(unsafe { bindings::pwm_set_waveform_might_sleep(self.as_raw(), &c_wf, exact) })
140         // SAFETY: `self.as_raw()` provides a valid `*mut pwm_device` pointer.
143         let ret = unsafe { bindings::pwm_round_waveform_might_sleep(self.as_raw(), &mut c_wf) };
160         // SAFETY: `self.as_raw()` is a valid pointer. We provide a valid pointer
162         to_result(unsafe { bindings::pwm_get_waveform_might_sleep(self.as_raw(), &mut c_wf) })?;
487     pub(crate) fn as_raw(&self) -> *const bindings::pwm_ops {
531     pub(crate) fn as_raw(&self) -> *mut bindings::pwm_chip {
537         // SAFETY: `self.as_raw()` provides a valid pointer for `self`'s lifetime.
538         unsafe { (*self.as_raw()).npwm }
543         // SAFETY: `self.as_raw()` provides a valid pointer for `self`'s lifetime.
544         unsafe { (*self.as_raw()).atomic }
550         // - `self.as_raw()` provides a valid pointer to `bindings::pwm_chip`.
556         unsafe { device::Device::from_raw(&raw mut (*self.as_raw()).dev) }
563         unsafe { &*bindings::pwmchip_get_drvdata(self.as_raw()).cast::<T>() }
594             unsafe { bindings::pwmchip_alloc(parent_dev.as_raw(), num_channels, sizeof_priv) };
614         // returned by `as_raw()` is always valid.
615         unsafe { (*c_chip_ptr).ops = Adapter::<T>::VTABLE.as_raw() };
676         let c_chip_ptr = self.chip.as_raw();
711         let chip_raw = self.chip.as_raw();