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dmaengine: idxd: Export wq resource management functions

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To allow idxd sub-drivers to access the wq resource management
functions, export them.

Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Reviewed-by: Dave Jiang <dave.jiang@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 15:25:20 -06:00 committed by Herbert Xu
parent 8621f99bde
commit 86d3a34144
1 changed files with 5 additions and 0 deletions
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5
drivers/dma/idxd/device.c
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@ -161,6 +161,7 @@ int idxd_wq_alloc_resources(struct idxd_wq *wq)
free_hw_descs(wq);
return rc;
}
EXPORT_SYMBOL_NS_GPL(idxd_wq_alloc_resources, IDXD);
void idxd_wq_free_resources(struct idxd_wq *wq)
{
@ -174,6 +175,7 @@ void idxd_wq_free_resources(struct idxd_wq *wq)
dma_free_coherent(dev, wq->compls_size, wq->compls, wq->compls_addr);
sbitmap_queue_free(&wq->sbq);
}
EXPORT_SYMBOL_NS_GPL(idxd_wq_free_resources, IDXD);
int idxd_wq_enable(struct idxd_wq *wq)
{
@ -405,6 +407,7 @@ int idxd_wq_init_percpu_ref(struct idxd_wq *wq)
reinit_completion(&wq->wq_resurrect);
return 0;
}
EXPORT_SYMBOL_NS_GPL(idxd_wq_init_percpu_ref, IDXD);
void __idxd_wq_quiesce(struct idxd_wq *wq)
{
@ -414,6 +417,7 @@ void __idxd_wq_quiesce(struct idxd_wq *wq)
complete_all(&wq->wq_resurrect);
wait_for_completion(&wq->wq_dead);
}
EXPORT_SYMBOL_NS_GPL(__idxd_wq_quiesce, IDXD);
void idxd_wq_quiesce(struct idxd_wq *wq)
{
@ -421,6 +425,7 @@ void idxd_wq_quiesce(struct idxd_wq *wq)
__idxd_wq_quiesce(wq);
mutex_unlock(&wq->wq_lock);
}
EXPORT_SYMBOL_NS_GPL(idxd_wq_quiesce, IDXD);
/* Device control bits */
static inline bool idxd_is_enabled(struct idxd_device *idxd)