* [PATCH] crypto: qat - fix crypto_get_instance_node function
@ 2015-10-16 18:40 Tadeusz Struk
2015-10-20 14:20 ` Herbert Xu
0 siblings, 1 reply; 2+ messages in thread
From: Tadeusz Struk @ 2015-10-16 18:40 UTC (permalink / raw)
To: herbert; +Cc: linux-crypto, qat-linux, tadeusz.struk
qat_crypto_get_instance_node function needs to handle situation when the
first dev in the list is not started.
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
---
drivers/crypto/qat/qat_common/qat_crypto.c | 20 ++++++++++++++++----
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/drivers/crypto/qat/qat_common/qat_crypto.c b/drivers/crypto/qat/qat_common/qat_crypto.c
index 25db27c..9cab154 100644
--- a/drivers/crypto/qat/qat_common/qat_crypto.c
+++ b/drivers/crypto/qat/qat_common/qat_crypto.c
@@ -118,11 +118,23 @@ struct qat_crypto_instance *qat_crypto_get_instance_node(int node)
}
}
}
- if (!accel_dev) {
- pr_err("QAT: Could not find a device on node %d\n", node);
- accel_dev = adf_devmgr_get_first();
+ if (!accel_dev)
+ pr_info("QAT: Could not find a device on node %d\n", node);
+
+ /* Get any started device */
+ list_for_each(itr, adf_devmgr_get_head()) {
+ struct adf_accel_dev *tmp_dev;
+
+ tmp_dev = list_entry(itr, struct adf_accel_dev, list);
+
+ if (adf_dev_started(tmp_dev) &&
+ !list_empty(&tmp_dev->crypto_list)) {
+ accel_dev = tmp_dev;
+ break;
+ }
}
- if (!accel_dev || !adf_dev_started(accel_dev))
+
+ if (!accel_dev)
return NULL;
best = ~0;
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2015-10-16 18:40 [PATCH] crypto: qat - fix crypto_get_instance_node function Tadeusz Struk
2015-10-20 14:20 ` Herbert Xu
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