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kinetis:edma {s|d}last needs to be total xfer size

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David Sidrane 2023-05-20 00:24:44 -07:00 committed by Xiang Xiao
parent 14d311ca0a
commit cd92cf4496
1 changed files with 5 additions and 2 deletions
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7
arch/arm/src/kinetis/kinetis_edma.c
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@ -364,7 +364,9 @@ static inline void kinetis_tcd_configure(struct kinetis_edmatcd_s *tcd,
tcd->attr = EDMA_TCD_ATTR_SSIZE(config->ssize) | /* Transfer Attributes */
EDMA_TCD_ATTR_DSIZE(config->dsize);
tcd->nbytes = config->nbytes;
tcd->slast = config->flags & EDMA_CONFIG_LOOPSRC ? -config->iter : 0;
tcd->slast = config->flags & EDMA_CONFIG_LOOPSRC ?
-(config->iter * config->nbytes) : 0;
tcd->daddr = config->daddr;
tcd->doff = config->doff;
tcd->citer = config->iter & EDMA_TCD_CITER_CITER_MASK;
@ -373,7 +375,8 @@ static inline void kinetis_tcd_configure(struct kinetis_edmatcd_s *tcd,
0 : EDMA_TCD_CSR_DREQ;
tcd->csr |= config->flags & EDMA_CONFIG_INTHALF ?
EDMA_TCD_CSR_INTHALF : 0;
tcd->dlastsga = config->flags & EDMA_CONFIG_LOOPDEST ? -config->iter : 0;
tcd->dlastsga = config->flags & EDMA_CONFIG_LOOPDEST ?
-(config->iter * config->nbytes) : 0;
/* And special case flags */