[PATCH 05/16] dmaengine: idxd: Export wq resource management functions

From: Tom Zanussi
Date: Mon Mar 06 2023 - 13:53:15 EST


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

Signed-off-by: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
---
drivers/dma/idxd/device.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
index af1aa88a66c1..7837d0a56314 100644
--- a/drivers/dma/idxd/device.c
+++ b/drivers/dma/idxd/device.c
@@ -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)
{
@@ -422,6 +424,7 @@ 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)
{
@@ -431,6 +434,7 @@ 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)
{
@@ -438,6 +442,7 @@ 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)
--
2.34.1