From 615b46039e3de1a335caaf8823a0f7e448682afe Mon Sep 17 00:00:00 2001 From: David Sidrane Date: Sat, 20 May 2023 00:25:36 -0700 Subject: [PATCH] s32k3xx:edma [s|d]last needs to be total xfer size --- arch/arm/src/s32k3xx/s32k3xx_edma.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/arm/src/s32k3xx/s32k3xx_edma.c b/arch/arm/src/s32k3xx/s32k3xx_edma.c index 9c94b76f80284..b95df6bf6dcb1 100644 --- a/arch/arm/src/s32k3xx/s32k3xx_edma.c +++ b/arch/arm/src/s32k3xx/s32k3xx_edma.c @@ -616,7 +616,9 @@ static inline void s32k3xx_tcd_configure(struct s32k3xx_edmatcd_s *tcd, EDMA_TCD_ATTR_DMOD(config->dmod); #endif 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_MASK; @@ -625,7 +627,9 @@ static inline void s32k3xx_tcd_configure(struct s32k3xx_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; + #ifdef CONFIG_S32K3XX_DTCM_HEAP /* Remap address to backdoor address for eDMA */