diff options
| author | Daniel Silsby <dansilsby@gmail.com> | 2018-08-29 23:32:57 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2018-09-11 12:59:26 +0530 |
| commit | 1f0b0f235a84f2ffe3ab826359e63c0fe674a619 (patch) | |
| tree | a2d3b147c1338442a333b2d1532e4d3ae9811add /drivers/dma/dma-jz4780.c | |
| parent | 83ef4fb7556b6a673f755da670cbacab7e2c7f1b (diff) | |
dmaengine: dma-jz4780: Use dma_set_residue()
This is the standard method provided by dmaengine header.
Signed-off-by: Daniel Silsby <dansilsby@gmail.com>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/dma-jz4780.c')
| -rw-r--r-- | drivers/dma/dma-jz4780.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c index b73d96166637..e1bb93dd32ba 100644 --- a/drivers/dma/dma-jz4780.c +++ b/drivers/dma/dma-jz4780.c @@ -639,6 +639,7 @@ static enum dma_status jz4780_dma_tx_status(struct dma_chan *chan, struct virt_dma_desc *vdesc; enum dma_status status; unsigned long flags; + unsigned long residue = 0; status = dma_cookie_status(chan, cookie, txstate); if ((status == DMA_COMPLETE) || (txstate == NULL)) @@ -649,13 +650,13 @@ static enum dma_status jz4780_dma_tx_status(struct dma_chan *chan, vdesc = vchan_find_desc(&jzchan->vchan, cookie); if (vdesc) { /* On the issued list, so hasn't been processed yet */ - txstate->residue = jz4780_dma_desc_residue(jzchan, + residue = jz4780_dma_desc_residue(jzchan, to_jz4780_dma_desc(vdesc), 0); } else if (cookie == jzchan->desc->vdesc.tx.cookie) { - txstate->residue = jz4780_dma_desc_residue(jzchan, jzchan->desc, + residue = jz4780_dma_desc_residue(jzchan, jzchan->desc, jzchan->curr_hwdesc + 1); - } else - txstate->residue = 0; + } + dma_set_residue(txstate, residue); if (vdesc && jzchan->desc && vdesc == &jzchan->desc->vdesc && jzchan->desc->status & (JZ_DMA_DCS_AR | JZ_DMA_DCS_HLT)) |