[PATCH v4 06/15] dmaengine: idxd: Add wq private data accessors

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Add the accessors set_idxd_wq_private() and idxd_wq_private() allowing
users to set and retrieve a private void * associated with an idxd_wq.

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

Signed-off-by: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
---
 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 193552dea224..71cd4ca7d27a 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -552,6 +552,16 @@ static inline int idxd_wq_refcount(struct idxd_wq *wq)
 	return wq->client_count;
 };
 
+static inline void set_idxd_wq_private(struct idxd_wq *wq, void *private)
+{
+	dev_set_drvdata(wq_confdev(wq), private);
+}
+
+static inline void *idxd_wq_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
-- 
2.34.1




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