Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-05-23 14:58:13 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

s32k3xx:edma {s|d}last needs to be total xfer size

Browse Source
This commit is contained in:
David Sidrane
2023-05-20 00:25:36 -07:00
committed by Xiang Xiao
parent 280bf95d8a
commit b4a6c63d47
1 changed files with 5 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/src/s32k3xx/s32k3xx_edma.c
+5 -2
View File
@@ -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 +627,8 @@ 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 */