Convert driver to use the new helper function for callback
Signed-off-by: Dave Jiang <dave.jiang@xxxxxxxxx>
Cc: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
---
drivers/dma/at_hdmac.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 53d22eb..f94fa88 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -473,15 +473,14 @@ atc_chain_complete(struct at_dma_chan *atchan, struct at_desc *desc)
/* for cyclic transfers,
* no need to replay callback function while stopping */
if (!atc_chan_is_cyclic(atchan)) {
- dma_async_tx_callback callback = txd->callback;
- void *param = txd->callback_param;
+ struct dmaengine_desc_callback cb;
/*
* The API requires that no submissions are done from a
* callback, so we don't need to drop the lock here
*/
- if (callback)
- callback(param);
+ dmaengine_desc_get_callback(txd, &cb);
+ dmaengine_desc_callback_invoke(&cb, NULL);
}
dma_run_dependencies(txd);
@@ -598,15 +597,14 @@ static void atc_handle_cyclic(struct at_dma_chan *atchan)
{
struct at_desc *first = atc_first_active(atchan);
struct dma_async_tx_descriptor *txd = &first->txd;
- dma_async_tx_callback callback = txd->callback;
- void *param = txd->callback_param;
+ struct dmaengine_desc_callback cb;
dev_vdbg(chan2dev(&atchan->chan_common),
"new cyclic period llp 0x%08x\n",
channel_readl(atchan, DSCR));
- if (callback)
- callback(param);
+ dmaengine_desc_get_callback(txd, &cb);
+ dmaengine_desc_callback_invoke(&cb, NULL);
}
/*-- IRQ & Tasklet ---------------------------------------------------*/
--
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