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RDMA/mana_ib: Add EQ creation for rnic adapter

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Create an error EQ for the RNIC adapter.

Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://lore.kernel.org/r/1712738551-22075-2-git-send-email-kotaranov@linux.microsoft.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Konstantin Taranov 2024-04-10 01:42:26 -07:00 committed by Leon Romanovsky
parent 23f59f4e83
commit 98b889c439
3 changed files with 41 additions and 3 deletions
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13
drivers/infiniband/hw/mana/device.c
View File

@ -92,15 +92,23 @@ static int mana_ib_probe(struct auxiliary_device *adev,
goto deregister_device;
}
ret = mana_ib_create_eqs(dev);
if (ret) {
ibdev_err(&dev->ib_dev, "Failed to create EQs, ret %d", ret);
goto deregister_device;
}
ret = ib_register_device(&dev->ib_dev, "mana_%d",
mdev->gdma_context->dev);
if (ret)
goto deregister_device;
goto destroy_eqs;
dev_set_drvdata(&adev->dev, dev);
return 0;
destroy_eqs:
mana_ib_destroy_eqs(dev);
deregister_device:
mana_gd_deregister_device(dev->gdma_dev);
free_ib_device:
@ -113,9 +121,8 @@ static void mana_ib_remove(struct auxiliary_device *adev)
struct mana_ib_dev *dev = dev_get_drvdata(&adev->dev);
ib_unregister_device(&dev->ib_dev);
mana_ib_destroy_eqs(dev);
mana_gd_deregister_device(dev->gdma_dev);
ib_dealloc_device(&dev->ib_dev);
}

26
drivers/infiniband/hw/mana/main.c
View File

@ -611,3 +611,29 @@ int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *dev)
return 0;
}
int mana_ib_create_eqs(struct mana_ib_dev *mdev)
{
struct gdma_context *gc = mdev_to_gc(mdev);
struct gdma_queue_spec spec = {};
int err;
spec.type = GDMA_EQ;
spec.monitor_avl_buf = false;
spec.queue_size = EQ_SIZE;
spec.eq.callback = NULL;
spec.eq.context = mdev;
spec.eq.log2_throttle_limit = LOG2_EQ_THROTTLE;
spec.eq.msix_index = 0;
err = mana_gd_create_mana_eq(&gc->mana_ib, &spec, &mdev->fatal_err_eq);
if (err)
return err;
return 0;
}
void mana_ib_destroy_eqs(struct mana_ib_dev *mdev)
{
mana_gd_destroy_queue(mdev_to_gc(mdev), mdev->fatal_err_eq);
}

5
drivers/infiniband/hw/mana/mana_ib.h
View File

@ -54,6 +54,7 @@ struct mana_ib_queue {
struct mana_ib_dev {
struct ib_device ib_dev;
struct gdma_dev *gdma_dev;
struct gdma_queue *fatal_err_eq;
struct mana_ib_adapter_caps adapter_caps;
};
@ -233,4 +234,8 @@ int mana_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
void mana_ib_disassociate_ucontext(struct ib_ucontext *ibcontext);
int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *mdev);
int mana_ib_create_eqs(struct mana_ib_dev *mdev);
void mana_ib_destroy_eqs(struct mana_ib_dev *mdev);
#endif