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[v12,05/14] dmaengine: idxd: Add wq private data accessors

Message ID 20231205212530.285671-6-tom.zanussi@linux.intel.com
State Accepted
Commit 786d0e7f183ac1c1aef1801c2110f7582f0a6a83
Headers show
Series crypto: Add Intel Analytics Accelerator (IAA) crypto compression driver | expand

Commit Message

Zanussi, Tom Dec. 5, 2023, 9:25 p.m. UTC 
Add the accessors idxd_wq_set_private() and idxd_wq_get_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@linux.intel.com>
Reviewed-by: Fenghua Yu <fenghua.yu@intel.com>
Acked-by: Vinod Koul <vkoul@kernel.org>
---
 drivers/dma/idxd/idxd.h | 10 ++++++++++
 1 file changed, 10 insertions(+)
diff mbox series

Patch

diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index ae3be5cb2ee3..4b67181f4396 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -618,6 +618,16 @@  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