/**< Intel(R) QAT device name for PCI registration */
#define QAT_PCI_NAME qat
-/*
- * Maximum number of SGL entries
- */
-#define QAT_SGL_MAX_NUMBER 16
-
#define QAT_64_BTYE_ALIGN_MASK (~0x3f)
/* Intel(R) QuickAssist Technology device generation is enumerated
- * from one according to the generation of the device
+ * from one according to the generation of the device.
+ * QAT_GEN* is used as the index to find all devices
*/
enum qat_device_gen {
- QAT_GEN1 = 1,
- QAT_GEN2
+ QAT_GEN1,
+ QAT_GEN2,
+ QAT_GEN3,
+ QAT_GEN4,
+ QAT_N_GENS
};
enum qat_service_type {
- QAT_SERVICE_ASYMMETRIC = 0,
+ QAT_SERVICE_ASYMMETRIC,
QAT_SERVICE_SYMMETRIC,
QAT_SERVICE_COMPRESSION,
- QAT_SERVICE_INVALID
+ QAT_MAX_SERVICES
+};
+
+#define QAT_SERVICE_INVALID (QAT_MAX_SERVICES)
+
+enum qat_svc_list {
+ QAT_SVC_UNUSED = 0,
+ QAT_SVC_CRYPTO = 1,
+ QAT_SVC_COMPRESSION = 2,
+ QAT_SVC_SYM = 3,
+ QAT_SVC_ASYM = 4,
};
-#define QAT_MAX_SERVICES (QAT_SERVICE_INVALID)
/**< Common struct for scatter-gather list operations */
struct qat_flat_buf {
uint64_t addr;
} __rte_packed;
+#define qat_sgl_hdr struct { \
+ uint64_t resrvd; \
+ uint32_t num_bufs; \
+ uint32_t num_mapped_bufs; \
+}
+
+__extension__
struct qat_sgl {
- uint64_t resrvd;
- uint32_t num_bufs;
- uint32_t num_mapped_bufs;
- struct qat_flat_buf buffers[QAT_SGL_MAX_NUMBER];
+ qat_sgl_hdr;
+ /* flexible array of flat buffers*/
+ struct qat_flat_buf buffers[0];
} __rte_packed __rte_cache_aligned;
/** Common, i.e. not service-specific, statistics */
/**< Total error count on operations enqueued */
uint64_t dequeue_err_count;
/**< Total error count on operations dequeued */
+ uint64_t threshold_hit_count;
+ /**< Total number of times min qp threshold condition was fulfilled */
+
};
struct qat_pci_device;
int
-qat_sgl_fill_array(struct rte_mbuf *buf, uint64_t buf_start,
- struct qat_sgl *list, uint32_t data_len);
+qat_sgl_fill_array(struct rte_mbuf *buf, int64_t offset,
+ void *list_in, uint32_t data_len,
+ const uint16_t max_segs);
void
qat_stats_get(struct qat_pci_device *dev,
struct qat_common_stats *stats,
qat_stats_reset(struct qat_pci_device *dev,
enum qat_service_type service);
+const char *
+qat_service_get_str(enum qat_service_type type);
+
#endif /* _QAT_COMMON_H_ */