sys64738
/
blackmagic
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

stm32/usbuart: DMA stream handling is not STM32F4 specific

This commit is contained in:
Uwe Bonnes 2021-04-25 15:08:40 +02:00 committed by UweBonnes
parent 1330288271
commit a83700d1cf
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/platforms/stm32/usbuart.c
View File

@ -31,7 +31,7 @@
#include "general.h"
#include "cdcacm.h"
#ifdef STM32F4
#ifdef DMA_STREAM0
#define dma_channel_reset(dma, channel) dma_stream_reset(dma, channel)
#define dma_enable_channel(dma, channel) dma_enable_stream(dma, channel)
#define dma_disable_channel(dma, channel) dma_disable_stream(dma, channel)
@ -125,7 +125,7 @@ void usbuart_init(void)
dma_set_memory_size(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN, DMA_MSIZE_8BIT);
dma_set_priority(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN, DMA_PL_HIGH);
dma_enable_transfer_complete_interrupt(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN);
#ifdef STM32F4
#ifdef DMA_STREAM0
dma_set_transfer_mode(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN, DMA_SxCR_DIR_MEM_TO_PERIPHERAL);
dma_channel_select(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN, USBUSART_DMA_TRG);
dma_set_dma_flow_control(USBUSART_DMA_BUS, USBUSART_DMA_TX_CHAN);
@ -146,7 +146,7 @@ void usbuart_init(void)
dma_set_priority(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN, DMA_PL_HIGH);
dma_enable_half_transfer_interrupt(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN);
dma_enable_transfer_complete_interrupt(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN);
#ifdef STM32F4
#ifdef DMA_STREAM0
dma_set_transfer_mode(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN, DMA_SxCR_DIR_PERIPHERAL_TO_MEM);
dma_channel_select(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN, USBUSART_DMA_TRG);
dma_set_dma_flow_control(USBUSART_DMA_BUS, USBUSART_DMA_RX_CHAN);