Struct DeviceDma 

pub struct DeviceDma { /* private fields */ }

Implementations

impl DeviceDma

pub fn new(dma_mask: u64, op: &'static dyn DmaOp) -> Self

pub fn with_constraints(&self, constraints: DmaConstraints) -> Self

pub fn constraints(&self) -> DmaConstraints

pub fn dma_mask(&self) -> u64

pub fn flush(&self, addr: NonNull<u8>, size: usize)

pub fn invalidate(&self, addr: NonNull<u8>, size: usize)

pub fn flush_invalidate(&self, addr: NonNull<u8>, size: usize)

pub fn page_size(&self) -> usize

pub fn coherent_array_zero<T: DmaPod>( &self, len: usize, ) -> Result<CoherentArray<T>, DmaError>

pub fn coherent_array_zero_with_align<T: DmaPod>( &self, len: usize, align: usize, ) -> Result<CoherentArray<T>, DmaError>

pub fn contiguous_array_zero<T: DmaPod>( &self, len: usize, direction: DmaDirection, ) -> Result<ContiguousArray<T>, DmaError>

pub fn contiguous_array_zero_with_align<T: DmaPod>( &self, len: usize, align: usize, direction: DmaDirection, ) -> Result<ContiguousArray<T>, DmaError>

pub fn coherent_box_zero<T: DmaPod>(&self) -> Result<CoherentBox<T>, DmaError>

pub fn coherent_box_zero_with_align<T: DmaPod>( &self, align: usize, ) -> Result<CoherentBox<T>, DmaError>

pub fn contiguous_box_zero<T: DmaPod>( &self, direction: DmaDirection, ) -> Result<ContiguousBox<T>, DmaError>

pub fn contiguous_box_zero_with_align<T: DmaPod>( &self, align: usize, direction: DmaDirection, ) -> Result<ContiguousBox<T>, DmaError>

pub fn map_streaming_slice<T: DmaPod>( &self, buff: &mut [T], align: usize, direction: DmaDirection, ) -> Result<StreamingMap<T>, DmaError>

pub fn map_streaming_slice_for_device<T: DmaPod>( &self, buff: &mut [T], align: usize, direction: DmaDirection, ) -> Result<StreamingMap<T>, DmaError>

pub fn contiguous_buffer_pool( &self, layout: Layout, direction: DmaDirection, cap: usize, ) -> ContiguousBufferPool

Trait Implementations

impl Clone for DeviceDma

fn clone(&self) -> DeviceDma

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.