dmaengine: pl330: Remove unused next field form pl330_xfer struct
The next field is always NULL, so we can remove it. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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@ -334,11 +334,6 @@ struct pl330_xfer {
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u32 dst_addr;
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/* Size to xfer */
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u32 bytes;
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/*
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* Pointer to next xfer in the list.
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* The last xfer in the req must point to NULL.
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*/
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struct pl330_xfer *next;
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};
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/* The xfer callbacks are made with one of these arguments. */
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@ -1390,16 +1385,12 @@ static int _setup_req(unsigned dry_run, struct pl330_thread *thrd,
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off += _emit_MOV(dry_run, &buf[off], CCR, pxs->ccr);
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x = pxs->r->x;
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do {
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/* Error if xfer length is not aligned at burst size */
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if (x->bytes % (BRST_SIZE(pxs->ccr) * BRST_LEN(pxs->ccr)))
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return -EINVAL;
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/* Error if xfer length is not aligned at burst size */
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if (x->bytes % (BRST_SIZE(pxs->ccr) * BRST_LEN(pxs->ccr)))
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return -EINVAL;
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pxs->x = x;
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off += _setup_xfer(dry_run, &buf[off], pxs);
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x = x->next;
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} while (x);
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pxs->x = x;
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off += _setup_xfer(dry_run, &buf[off], pxs);
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/* DMASEV peripheral/event */
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off += _emit_SEV(dry_run, &buf[off], thrd->ev);
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@ -2531,7 +2522,6 @@ static struct dma_pl330_desc *pl330_get_desc(struct dma_pl330_chan *pch)
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static inline void fill_px(struct pl330_xfer *px,
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dma_addr_t dst, dma_addr_t src, size_t len)
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{
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px->next = NULL;
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px->bytes = len;
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px->dst_addr = dst;
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px->src_addr = src;
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