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stm32/dma: improve trait docs, seal Word.

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This commit is contained in:
Dario Nieuwenhuis
2021-12-08 03:18:15 +01:00
parent 6179da6b9c
commit b316d2620c
6 changed files with 50 additions and 24 deletions
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6
embassy-stm32/src/dma/bdma.rs
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@ -89,7 +89,7 @@ pac::dma_channels! {
($channel_peri:ident, $dma_peri:ident, bdma, $channel_num:expr, $dmamux:tt) => {
impl crate::dma::sealed::Channel for crate::peripherals::$channel_peri {
unsafe fn start_write<W: Word>(&mut self, request: Request, buf: &[W], reg_addr: *mut u32) {
unsafe fn start_write<W: Word>(&mut self, request: Request, buf: &[W], reg_addr: *mut W) {
low_level_api::reset_status(crate::pac::$dma_peri, $channel_num);
low_level_api::start_transfer(
crate::pac::$dma_peri,
@ -110,7 +110,7 @@ pac::dma_channels! {
}
unsafe fn start_write_repeated<W: Word>(&mut self, request: Request, repeated: W, count: usize, reg_addr: *mut u32) {
unsafe fn start_write_repeated<W: Word>(&mut self, request: Request, repeated: W, count: usize, reg_addr: *mut W) {
let buf = [repeated];
low_level_api::reset_status(crate::pac::$dma_peri, $channel_num);
low_level_api::start_transfer(
@ -131,7 +131,7 @@ pac::dma_channels! {
)
}
unsafe fn start_read<W: Word>(&mut self, request: Request, reg_addr: *mut u32, buf: &mut [W]) {
unsafe fn start_read<W: Word>(&mut self, request: Request, reg_addr: *mut W, buf: &mut [W]) {
low_level_api::reset_status(crate::pac::$dma_peri, $channel_num);
low_level_api::start_transfer(
crate::pac::$dma_peri,