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path: root/drivers/dma/pl330.c
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Diffstat (limited to 'drivers/dma/pl330.c')
-rw-r--r--drivers/dma/pl330.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 2db7074..644eb78 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -429,26 +429,16 @@ static dma_cookie_t pl330_tx_submit(struct dma_async_tx_descriptor *tx)
spin_lock_irqsave(&pch->lock, flags);
/* Assign cookies to all nodes */
- cookie = tx->chan->cookie;
-
while (!list_empty(&last->node)) {
desc = list_entry(last->node.next, struct dma_pl330_desc, node);
- if (++cookie < 0)
- cookie = 1;
- desc->txd.cookie = cookie;
+ dma_cookie_assign(&desc->txd);
list_move_tail(&desc->node, &pch->work_list);
}
- if (++cookie < 0)
- cookie = 1;
- last->txd.cookie = cookie;
-
+ cookie = dma_cookie_assign(&last->txd);
list_add_tail(&last->node, &pch->work_list);
-
- tx->chan->cookie = cookie;
-
spin_unlock_irqrestore(&pch->lock, flags);
return cookie;