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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
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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Tom Zanussi 2023-12-05 15:25:21 -06:00 committed by Herbert Xu
parent 86d3a34144
commit 786d0e7f18
1 changed files with 10 additions and 0 deletions
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10
drivers/dma/idxd/idxd.h
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@ -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