The next field is always NULL, so we can remove it.
Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
---
drivers/dma/pl330.c | 20 +++++---------------
1 file changed, 5 insertions(+), 15 deletions(-)
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 6b61c57..80a17a8 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -334,11 +334,6 @@ struct pl330_xfer {
u32 dst_addr;
/* Size to xfer */
u32 bytes;
- /*
- * Pointer to next xfer in the list.
- * The last xfer in the req must point to NULL.
- */
- struct pl330_xfer *next;
};
/* The xfer callbacks are made with one of these arguments. */
@@ -1390,16 +1385,12 @@ static int _setup_req(unsigned dry_run, struct pl330_thread *thrd,
off += _emit_MOV(dry_run, &buf[off], CCR, pxs->ccr);
x = pxs->r->x;
- do {
- /* Error if xfer length is not aligned at burst size */
- if (x->bytes % (BRST_SIZE(pxs->ccr) * BRST_LEN(pxs->ccr)))
- return -EINVAL;
-
- pxs->x = x;
- off += _setup_xfer(dry_run, &buf[off], pxs);
+ /* Error if xfer length is not aligned at burst size */
+ if (x->bytes % (BRST_SIZE(pxs->ccr) * BRST_LEN(pxs->ccr)))
+ return -EINVAL;
- x = x->next;
- } while (x);
+ pxs->x = x;
+ off += _setup_xfer(dry_run, &buf[off], pxs);
/* DMASEV peripheral/event */
off += _emit_SEV(dry_run, &buf[off], thrd->ev);
@@ -2531,7 +2522,6 @@ static struct dma_pl330_desc *pl330_get_desc(struct dma_pl330_chan *pch)
static inline void fill_px(struct pl330_xfer *px,
dma_addr_t dst, dma_addr_t src, size_t len)
{
- px->next = NULL;
px->bytes = len;
px->dst_addr = dst;
px->src_addr = src;
--
1.8.0
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