#define QAT_DEV_NAME_MAX_LEN 64
+#define SYM_ENQ_THRESHOLD_NAME "qat_sym_enq_threshold"
+#define ASYM_ENQ_THRESHOLD_NAME "qat_asym_enq_threshold"
+#define COMP_ENQ_THRESHOLD_NAME "qat_comp_enq_threshold"
+#define MAX_QP_THRESHOLD_SIZE 32
+
+struct qat_dev_cmd_param {
+ const char *name;
+ uint16_t val;
+};
+
enum qat_comp_num_im_buffers {
QAT_NUM_INTERM_BUFS_GEN1 = 12,
QAT_NUM_INTERM_BUFS_GEN2 = 20,
QAT_NUM_INTERM_BUFS_GEN3 = 20
};
+struct qat_device_info {
+ const struct rte_memzone *mz;
+ /**< mz to store the qat_pci_device so it can be
+ * shared across processes
+ */
+ struct rte_pci_device *pci_dev;
+ struct rte_device sym_rte_dev;
+ /**< This represents the crypto sym 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
+ */
+
+ struct rte_device asym_rte_dev;
+ /**< This represents the crypto asym 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
+ */
+
+ struct rte_device comp_rte_dev;
+ /**< This represents the compression subset of this pci device.
+ * Register with this rather than with the one in
+ * pci_dev so that its driver can have a compression-specific name
+ */
+};
+
+extern struct qat_device_info qat_pci_devs[];
+
+struct qat_sym_dev_private;
+struct qat_asym_dev_private;
+struct qat_comp_dev_private;
+
/*
* This struct holds all the data about a QAT pci device
* including data about all services it supports.
* - hw_data
* - config data
* - runtime data
+ * Note: as this data can be shared in a multi-process scenario,
+ * any pointers in it must also point to shared memory.
*/
-struct qat_sym_dev_private;
-struct qat_asym_dev_private;
-struct qat_comp_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. */
+ /**< Id of device instance for this qat pci device */
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 sym 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
- */
+
+ int qat_sym_driver_id;
+ /**< Symmetric driver id used by this device */
/* Data relating to asymmetric crypto service */
struct qat_asym_dev_private *asym_dev;
/**< link back to cryptodev private data */
- struct rte_device asym_rte_dev;
- /**< This represents the crypto asym 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
- */
+
+ int qat_asym_driver_id;
+ /**< Symmetric driver id used by this device */
/* Data relating to compression service */
struct qat_comp_dev_private *comp_dev;
/**< link back to compressdev private data */
- struct rte_device comp_rte_dev;
- /**< This represents the compression subset of this pci device.
- * Register with this rather than with the one in
- * pci_dev so that its driver can have a compression-specific name
- */
-
- /* Data relating to asymmetric crypto service */
-
};
struct qat_gen_hw_data {
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);
+qat_pci_device_allocate(struct rte_pci_device *pci_dev,
+ struct qat_dev_cmd_param *qat_dev_cmd_param);
struct qat_pci_device *
qat_get_qat_dev_from_pci_dev(struct rte_pci_device *pci_dev);
/* declaration needed for weak functions */
int
-qat_sym_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused);
+qat_sym_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused,
+ struct qat_dev_cmd_param *qat_dev_cmd_param);
int
-qat_asym_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused);
+qat_asym_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused,
+ struct qat_dev_cmd_param *qat_dev_cmd_param);
int
qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev __rte_unused);
qat_asym_dev_destroy(struct qat_pci_device *qat_pci_dev __rte_unused);
int
-qat_comp_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused);
+qat_comp_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused,
+ struct qat_dev_cmd_param *qat_dev_cmd_param);
int
qat_comp_dev_destroy(struct qat_pci_device *qat_pci_dev __rte_unused);