[v3,08/16] compress/qat: setup queue-pairs for compression service
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Commit Message
Setup and clear queue-pairs for handling compression
requests and responses.
Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
Signed-off-by: Tomasz Jozwiak <tomaszx.jozwiak@intel.com>
---
drivers/compress/qat/qat_comp.h | 2 ++
drivers/compress/qat/qat_comp_pmd.c | 62 +++++++++++++++++++++++++++++++++++++
drivers/compress/qat/qat_comp_pmd.h | 6 ++++
3 files changed, 70 insertions(+)
@@ -24,6 +24,8 @@ enum qat_comp_request_type {
REQ_COMP_END
};
+struct qat_comp_op_cookie {
+};
struct qat_comp_xform {
struct icp_qat_fw_comp_req qat_comp_req_tmpl;
@@ -2,6 +2,7 @@
* Copyright(c) 2015-2018 Intel Corporation
*/
+#include "qat_comp.h"
#include "qat_comp_pmd.h"
void
@@ -38,3 +39,64 @@ qat_comp_stats_reset(struct rte_compressdev *dev)
qat_stats_reset(qat_priv->qat_dev, QAT_SERVICE_COMPRESSION);
}
+
+int
+qat_comp_qp_release(struct rte_compressdev *dev, uint16_t queue_pair_id)
+{
+ struct qat_comp_dev_private *qat_private = dev->data->dev_private;
+
+ QAT_LOG(DEBUG, "Release comp qp %u on device %d",
+ queue_pair_id, dev->data->dev_id);
+
+ qat_private->qat_dev->qps_in_use[QAT_SERVICE_COMPRESSION][queue_pair_id]
+ = NULL;
+
+ return qat_qp_release((struct qat_qp **)
+ &(dev->data->queue_pairs[queue_pair_id]));
+}
+
+int
+qat_comp_qp_setup(struct rte_compressdev *dev, uint16_t qp_id,
+ uint32_t max_inflight_ops, int socket_id)
+{
+ int ret = 0;
+ struct qat_qp_config qat_qp_conf;
+
+ struct qat_qp **qp_addr =
+ (struct qat_qp **)&(dev->data->queue_pairs[qp_id]);
+ struct qat_comp_dev_private *qat_private = dev->data->dev_private;
+ const struct qat_qp_hw_data *comp_hw_qps =
+ qat_gen_config[qat_private->qat_dev->qat_dev_gen]
+ .qp_hw_data[QAT_SERVICE_COMPRESSION];
+ const struct qat_qp_hw_data *qp_hw_data = comp_hw_qps + qp_id;
+
+ /* If qp is already in use free ring memory and qp metadata. */
+ if (*qp_addr != NULL) {
+ ret = qat_comp_qp_release(dev, qp_id);
+ if (ret < 0)
+ return ret;
+ }
+ if (qp_id >= qat_qps_per_service(comp_hw_qps,
+ QAT_SERVICE_COMPRESSION)) {
+ QAT_LOG(ERR, "qp_id %u invalid for this device", qp_id);
+ return -EINVAL;
+ }
+
+ qat_qp_conf.hw = qp_hw_data;
+ qat_qp_conf.build_request = qat_comp_build_request;
+ qat_qp_conf.cookie_size = sizeof(struct qat_comp_op_cookie);
+ qat_qp_conf.nb_descriptors = max_inflight_ops;
+ qat_qp_conf.socket_id = socket_id;
+ qat_qp_conf.service_str = "comp";
+
+ ret = qat_qp_setup(qat_private->qat_dev, qp_addr, qp_id, &qat_qp_conf);
+ if (ret != 0)
+ return ret;
+
+ /* store a link to the qp in the qat_pci_device */
+ qat_private->qat_dev->qps_in_use[QAT_SERVICE_COMPRESSION][qp_id]
+ = *qp_addr;
+
+ return ret;
+}
+
@@ -34,6 +34,12 @@ qat_comp_stats_reset(struct rte_compressdev *dev);
void
qat_comp_stats_get(struct rte_compressdev *dev,
struct rte_compressdev_stats *stats);
+int
+qat_comp_qp_release(struct rte_compressdev *dev, uint16_t queue_pair_id);
+
+int
+qat_comp_qp_setup(struct rte_compressdev *dev, uint16_t qp_id,
+ uint32_t max_inflight_ops, int socket_id);
#endif
#endif /* _QAT_COMP_PMD_H_ */