Merge remote-tracking branch 'wireless-next/master' into iwlwifi-next

1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 56377df39124..9c02a4508b25 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -338,6 +338,9 @@ enum dma_slave_buswidth {
  * @device_fc: Flow Controller Settings. Only valid for slave channels. Fill
  * with 'true' if peripheral should be flow controller. Direction will be
  * selected at Runtime.
+ * @slave_id: Slave requester id. Only valid for slave channels. The dma
+ * slave peripheral will have unique id as dma requester which need to be
+ * pass as slave config.
  *
  * This struct is passed in as configuration data to a DMA engine
  * in order to set up a certain channel for DMA transport at runtime.
@@ -365,6 +368,7 @@ struct dma_slave_config {
 	u32 src_maxburst;
 	u32 dst_maxburst;
 	bool device_fc;
+	unsigned int slave_id;
 };
 
 static inline const char *dma_chan_name(struct dma_chan *chan)
@@ -670,6 +674,12 @@ static inline int dmaengine_resume(struct dma_chan *chan)
 	return dmaengine_device_control(chan, DMA_RESUME, 0);
 }
 
+static inline enum dma_status dmaengine_tx_status(struct dma_chan *chan,
+	dma_cookie_t cookie, struct dma_tx_state *state)
+{
+	return chan->device->device_tx_status(chan, cookie, state);
+}
+
 static inline dma_cookie_t dmaengine_submit(struct dma_async_tx_descriptor *desc)
 {
 	return desc->tx_submit(desc);