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path: root/drivers/dma/dw_dmac.c
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Diffstat (limited to 'drivers/dma/dw_dmac.c')
-rw-r--r--drivers/dma/dw_dmac.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 8a6b85f61176..263b70ee8562 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -819,9 +819,9 @@ static int dwc_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd)
819} 819}
820 820
821static enum dma_status 821static enum dma_status
822dwc_is_tx_complete(struct dma_chan *chan, 822dwc_tx_status(struct dma_chan *chan,
823 dma_cookie_t cookie, 823 dma_cookie_t cookie,
824 dma_cookie_t *done, dma_cookie_t *used) 824 struct dma_tx_state *txstate)
825{ 825{
826 struct dw_dma_chan *dwc = to_dw_dma_chan(chan); 826 struct dw_dma_chan *dwc = to_dw_dma_chan(chan);
827 dma_cookie_t last_used; 827 dma_cookie_t last_used;
@@ -841,10 +841,11 @@ dwc_is_tx_complete(struct dma_chan *chan,
841 ret = dma_async_is_complete(cookie, last_complete, last_used); 841 ret = dma_async_is_complete(cookie, last_complete, last_used);
842 } 842 }
843 843
844 if (done) 844 if (txstate) {
845 *done = last_complete; 845 txstate->last = last_complete;
846 if (used) 846 txstate->used = last_used;
847 *used = last_used; 847 txstate->residue = 0;
848 }
848 849
849 return ret; 850 return ret;
850} 851}
@@ -1346,7 +1347,7 @@ static int __init dw_probe(struct platform_device *pdev)
1346 dw->dma.device_prep_slave_sg = dwc_prep_slave_sg; 1347 dw->dma.device_prep_slave_sg = dwc_prep_slave_sg;
1347 dw->dma.device_control = dwc_control; 1348 dw->dma.device_control = dwc_control;
1348 1349
1349 dw->dma.device_is_tx_complete = dwc_is_tx_complete; 1350 dw->dma.device_tx_status = dwc_tx_status;
1350 dw->dma.device_issue_pending = dwc_issue_pending; 1351 dw->dma.device_issue_pending = dwc_issue_pending;
1351 1352
1352 dma_writel(dw, CFG, DW_CFG_DMA_EN); 1353 dma_writel(dw, CFG, DW_CFG_DMA_EN);