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drivers: dma: stm32: convert global conversion tables to functions

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Convert global conversion tables for id-to-stream and slot-to-channel
to functions that use local const static conversion tables.

Signed-off-by: Erwin Rol <erwin@erwinrol.com>
This commit is contained in:
Erwin Rol 2020-08-22 14:28:52 +02:00 • committed by Carles Cufí
commit b05dc440e0
4 changed files with 84 additions and 61 deletions
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9
drivers/dma/dma_stm32.h
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@ -44,7 +44,11 @@ struct dma_stm32_config {
#define STREAM_OFFSET 1
#endif /* CONFIG_DMA_STM32_V1 */
extern uint32_t table_ll_stream[];
uint32_t dma_stm32_id_to_stream(uint32_t id);
#ifdef CONFIG_DMA_STM32_V1
uint32_t dma_stm32_slot_to_channel(uint32_t id);
#endif
extern uint32_t (*func_ll_is_active_tc[])(DMA_TypeDef *DMAx);
extern void (*func_ll_clear_tc[])(DMA_TypeDef *DMAx);
extern uint32_t (*func_ll_is_active_ht[])(DMA_TypeDef *DMAx);
@ -53,9 +57,6 @@ extern void (*func_ll_clear_ht[])(DMA_TypeDef *DMAx);
extern uint32_t (*func_ll_is_active_gi[])(DMA_TypeDef *DMAx);
extern void (*func_ll_clear_gi[])(DMA_TypeDef *DMAx);
#endif
#ifdef CONFIG_DMA_STM32_V1
extern uint32_t table_ll_channel[];
#endif
bool stm32_dma_is_irq_active(DMA_TypeDef *dma, uint32_t id);