[PATCH v9 06/14] dmaengine: idxd: Add wq private data accessors

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Add the accessors idxd_wq_set_private() and idxd_wq_get_private()
allowing users to set and retrieve a private void * associated with an

The private data is stored in the idxd_dev.conf_dev associated with
each idxd_wq.

Signed-off-by: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
Reviewed-by: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Acked-by: Vinod Koul <vkoul@xxxxxxxxxx>
 drivers/dma/idxd/idxd.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index f58df2cd9cf5..0c7974383c71 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -609,6 +609,16 @@ static inline int idxd_wq_refcount(struct idxd_wq *wq)
 	return wq->client_count;
+static inline void idxd_wq_set_private(struct idxd_wq *wq, void *private)
+	dev_set_drvdata(wq_confdev(wq), private);
+static inline void *idxd_wq_get_private(struct idxd_wq *wq)
+	return dev_get_drvdata(wq_confdev(wq));
  * Intel IAA does not support batch processing.
  * The max batch size of device, max batch size of wq and

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