#ifndef _QAT_DEVICE_H_
#define _QAT_DEVICE_H_
-#include <rte_cryptodev_pmd.h>
#include <rte_bus_pci.h>
+
#include "qat_common.h"
#include "qat_logs.h"
#include "adf_transport_access_macros.h"
#include "qat_qp.h"
-extern uint8_t cryptodev_qat_driver_id;
+#define QAT_DETACHED (0)
+#define QAT_ATTACHED (1)
-extern int qat_sym_qp_release(struct rte_cryptodev *dev,
- uint16_t queue_pair_id);
+#define QAT_DEV_NAME_MAX_LEN 64
-/** private data structure for each QAT device.
- * In this context a QAT device is a device offering only one service,
- * so there can be more than 1 device on a pci_dev (VF),
- * one for symmetric crypto, one for compression
+/*
+ * This struct holds all the data about a QAT pci device
+ * including data about all services it supports.
+ * It contains
+ * - hw_data
+ * - config data
+ * - runtime data
*/
-struct qat_pmd_private {
- unsigned int max_nb_queue_pairs;
- /**< Max number of queue pairs supported by device */
- unsigned int max_nb_sessions;
- /**< Max number of sessions supported by device */
- enum qat_device_gen qat_dev_gen;
- /**< QAT device generation */
- const struct rte_cryptodev_capabilities *qat_dev_capabilities;
- /* QAT device capabilities */
+struct qat_sym_dev_private;
+struct qat_pci_device {
+
+ /* Data used by all services */
+ char name[QAT_DEV_NAME_MAX_LEN];
+ /**< Name of qat pci device */
+ uint8_t qat_dev_id;
+ /**< Device instance for this qat pci device */
struct rte_pci_device *pci_dev;
/**< PCI information. */
- uint8_t dev_id;
- /**< Device ID for this instance */
+ enum qat_device_gen qat_dev_gen;
+ /**< QAT device generation */
+ rte_spinlock_t arb_csr_lock;
+ /**< lock to protect accesses to the arbiter CSR */
+ __extension__
+ uint8_t attached : 1;
+ /**< Flag indicating the device is attached */
+
+ struct qat_qp *qps_in_use[QAT_MAX_SERVICES][ADF_MAX_QPS_ON_ANY_SERVICE];
+ /**< links to qps set up for each service, index same as on API */
+
+ /* Data relating to symmetric crypto service */
+ struct qat_sym_dev_private *sym_dev;
+ /**< link back to cryptodev private data */
+ struct rte_device sym_rte_dev;
+ /**< This represents the crypto subset of this pci device.
+ * Register with this rather than with the one in
+ * pci_dev so that its driver can have a crypto-specific name
+ */
+
+ /* Data relating to compression service */
+
+ /* Data relating to asymmetric crypto service */
+
};
struct qat_gen_hw_data {
enum qat_device_gen dev_gen;
- const struct qat_qp_hw_data (*qp_hw_data)[ADF_MAX_QPS_PER_BUNDLE];
+ const struct qat_qp_hw_data (*qp_hw_data)[ADF_MAX_QPS_ON_ANY_SERVICE];
};
-extern struct qat_gen_hw_data qp_gen_config[];
+extern struct qat_gen_hw_data qat_gen_config[];
+
+struct qat_pci_device *
+qat_pci_device_allocate(struct rte_pci_device *pci_dev);
+int
+qat_pci_device_release(struct rte_pci_device *pci_dev);
+struct qat_pci_device *
+qat_get_qat_dev_from_pci_dev(struct rte_pci_device *pci_dev);
-int qat_dev_config(struct rte_cryptodev *dev,
- struct rte_cryptodev_config *config);
-int qat_dev_start(struct rte_cryptodev *dev);
-void qat_dev_stop(struct rte_cryptodev *dev);
-int qat_dev_close(struct rte_cryptodev *dev);
-void qat_dev_info_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_info *info);
#endif /* _QAT_DEVICE_H_ */