stm32/spi: remove DMA generic params.

examples/stm32f4/src/bin/spi.rs

@@ -3,7 +3,6 @@
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::spi::{Config, Spi};
 use embassy_stm32::time::Hertz;
@@ -18,7 +17,7 @@ fn main() -> ! {
     let mut spi_config = Config::default();
     spi_config.frequency = Hertz(1_000_000);
 
-    let mut spi = Spi::new(p.SPI3, p.PC10, p.PC12, p.PC11, NoDma, NoDma, spi_config);
+    let mut spi = Spi::new_blocking(p.SPI3, p.PC10, p.PC12, p.PC11, spi_config);
 
     let mut cs = Output::new(p.PE0, Level::High, Speed::VeryHigh);
 

examples/stm32f4/src/bin/ws2812_spi.rs

@@ -13,8 +13,8 @@
 #![no_std]
 #![no_main]
 
+use embassy_stm32::spi;
 use embassy_stm32::time::khz;
-use embassy_stm32::{dma, spi};
 use embassy_time::{Duration, Ticker, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
@@ -78,7 +78,7 @@ async fn main(_spawner: embassy_executor::Spawner) {
     spi_config.frequency = khz(12_800);
 
     // Since we only output waveform, then the Rx and Sck and RxDma it is not considered
-    let mut ws2812_spi = spi::Spi::new_txonly_nosck(dp.SPI1, dp.PB5, dp.DMA2_CH3, dma::NoDma, spi_config);
+    let mut ws2812_spi = spi::Spi::new_txonly_nosck(dp.SPI1, dp.PB5, dp.DMA2_CH3, spi_config);
 
     // flip color at 2 Hz
     let mut ticker = Ticker::every(Duration::from_millis(500));