---

yaml --- r: 316650 b: refs/heads/master c: 4a46ba3 h: refs/heads/master v: v3
git-mirror · Jul 13, 2012 · 3e7be71 · 3e7be71
1 parent fc0a3ac
commit 3e7be71
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Showing 2 changed files with 10 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 46fb3f8ef5bde1325b1e58867a3a98dd746511d7
+refs/heads/master: 4a46ba36e25dcff1d30eb1681135c3c10af71c16
diff --git a/trunk/drivers/dma/tegra20-apb-dma.c b/trunk/drivers/dma/tegra20-apb-dma.c
@@ -731,6 +731,7 @@ static enum dma_status tegra_dma_tx_status(struct dma_chan *dc,
 	struct tegra_dma_sg_req *sg_req;
 	enum dma_status ret;
 	unsigned long flags;
+	unsigned int residual;
 
 	spin_lock_irqsave(&tdc->lock, flags);
 
@@ -744,9 +745,10 @@ static enum dma_status tegra_dma_tx_status(struct dma_chan *dc,
 	/* Check on wait_ack desc status */
 	list_for_each_entry(dma_desc, &tdc->free_dma_desc, node) {
 		if (dma_desc->txd.cookie == cookie) {
-			dma_set_residue(txstate,
-				dma_desc->bytes_requested -
-				dma_desc->bytes_transferred);
+			residual =  dma_desc->bytes_requested -
+					(dma_desc->bytes_transferred %
+						dma_desc->bytes_requested);
+			dma_set_residue(txstate, residual);
 			ret = dma_desc->dma_status;
 			spin_unlock_irqrestore(&tdc->lock, flags);
 			return ret;
@@ -757,9 +759,10 @@ static enum dma_status tegra_dma_tx_status(struct dma_chan *dc,
 	list_for_each_entry(sg_req, &tdc->pending_sg_req, node) {
 		dma_desc = sg_req->dma_desc;
 		if (dma_desc->txd.cookie == cookie) {
-			dma_set_residue(txstate,
-				dma_desc->bytes_requested -
-				dma_desc->bytes_transferred);
+			residual =  dma_desc->bytes_requested -
+					(dma_desc->bytes_transferred %
+						dma_desc->bytes_requested);
+			dma_set_residue(txstate, residual);
 			ret = dma_desc->dma_status;
 			spin_unlock_irqrestore(&tdc->lock, flags);
 			return ret;