From 280bf95d8a4592ba894b038557175171b6be6fd3 Mon Sep 17 00:00:00 2001 From: David Sidrane Date: Sat, 20 May 2023 00:25:20 -0700 Subject: [PATCH] s32k1xx:edma {s|d}last needs to be total xfer size --- arch/arm/src/s32k1xx/s32k1xx_edma.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm/src/s32k1xx/s32k1xx_edma.c b/arch/arm/src/s32k1xx/s32k1xx_edma.c index 8e3077bdc3..de875e99c1 100644 --- a/arch/arm/src/s32k1xx/s32k1xx_edma.c +++ b/arch/arm/src/s32k1xx/s32k1xx_edma.c @@ -362,7 +362,8 @@ static inline void s32k1xx_tcd_configure(struct s32k1xx_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; @@ -371,7 +372,8 @@ static inline void s32k1xx_tcd_configure(struct s32k1xx_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 */