diff options
| author | Tadeusz Struk <tadeusz.struk@intel.com> | 2015-10-16 11:40:56 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2015-10-20 22:10:47 +0800 |
| commit | 4a4b0bad0653a0dce876987f7487b2c5e3ecb05f (patch) | |
| tree | 99836d7af294e73f59ce94a8233a29210179282f /drivers/crypto/qat/qat_common | |
| parent | f02b7d0c7b433b9a8175ac9027391272877a43ce (diff) | |
crypto: qat - fix crypto_get_instance_node function
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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat/qat_common')
| -rw-r--r-- | drivers/crypto/qat/qat_common/qat_crypto.c | 20 |
1 files 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 25db27c7bebb..9cab15497f04 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; |