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Minor updates to comments and README files

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This commit is contained in:
Gregory Nutt 2013-12-07 07:00:48 -06:00
parent f5bc559417
commit b0859ea286
1 changed files with 4 additions and 2 deletions
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6
arch/arm/src/sama5/sam_dmac.c
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@ -1487,11 +1487,13 @@ static void sam_freelinklist(struct sam_dmach_s *dmach)
DEBUGASSERT(desc->saddr != 0);
/* Get the physical address of the next desriptor in the list */
/* Get the physical address of the next descriptor in the list */
paddr = desc->dscr;
/* Free the descriptor by simply nullifying it */
/* Free the descriptor by simply nullifying it and bumping up the
* semaphore count.
*/
memset(desc, 0, sizeof(struct dma_linklist_s));
sam_givedsem(dmac);