[v7,06/14] dmaengine: idxd: Add wq private data accessors

Message ID 20230710190654.299639-7-tom.zanussi@linux.intel.com
State New
Headers
Series crypto: Add Intel Analytics Accelerator (IAA) crypto compression driver |

Commit Message

Tom Zanussi July 10, 2023, 7:06 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>
---
 drivers/dma/idxd/idxd.h | 10 ++++++++++
 1 file changed, 10 insertions(+)
  

Comments

Fenghua Yu July 12, 2023, 11:12 p.m. UTC | #1
> From: Tom Zanussi <tom.zanussi@linux.intel.com>
> 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>

Thanks.

-Fenghua
  

Patch

diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index 276b5f9cf967..971daf323655 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