X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fcompress%2Fqat%2Fqat_comp.h;h=0444b50a1e1242ba9707aed3a8ad360825cfb84b;hb=8bedc51583d3ecef90faed502077e93f80cc40d7;hp=12b37b10553ee4bccdcb55ae1af44f83e7632aae;hpb=a720e6740afcd6d21955d188c6e6a7136fcc7d6c;p=dpdk.git

diff --git a/drivers/compress/qat/qat_comp.h b/drivers/compress/qat/qat_comp.h
index 12b37b1055..0444b50a1e 100644
--- a/drivers/compress/qat/qat_comp.h
+++ b/drivers/compress/qat/qat_comp.h
@@ -1,16 +1,17 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2015-2018 Intel Corporation
+ * Copyright(c) 2015-2019 Intel Corporation
  */
 
 #ifndef _QAT_COMP_H_
 #define _QAT_COMP_H_
 
-#ifdef RTE_LIBRTE_COMPRESSDEV
+#ifdef RTE_LIB_COMPRESSDEV
 
 #include <rte_compressdev.h>
 #include <rte_compressdev_pmd.h>
 
 #include "qat_common.h"
+#include "qat_qp.h"
 #include "icp_qat_hw.h"
 #include "icp_qat_fw_comp.h"
 #include "icp_qat_fw_la.h"
@@ -22,7 +23,19 @@
 #define ERR_CODE_QAT_COMP_WRONG_FW -99
 
 /* fallback to fixed compression threshold */
-#define QAT_FALLBACK_THLD ((uint32_t)(RTE_PMD_QAT_COMP_IM_BUFFER_SIZE / 1.1))
+#define QAT_FALLBACK_THLD ((uint32_t)(RTE_PMD_QAT_COMP_IM_BUFFER_SIZE / 1.3))
+
+#define QAT_MIN_OUT_BUF_SIZE 46
+
+/* maximum size of the state registers */
+#define QAT_STATE_REGISTERS_MAX_SIZE 64
+
+/* decompressor context size */
+#define QAT_INFLATE_CONTEXT_SIZE_GEN1 36864
+#define QAT_INFLATE_CONTEXT_SIZE_GEN2 34032
+#define QAT_INFLATE_CONTEXT_SIZE_GEN3 34032
+#define QAT_INFLATE_CONTEXT_SIZE RTE_MAX(RTE_MAX(QAT_INFLATE_CONTEXT_SIZE_GEN1,\
+		QAT_INFLATE_CONTEXT_SIZE_GEN2), QAT_INFLATE_CONTEXT_SIZE_GEN3)
 
 enum qat_comp_request_type {
 	QAT_COMP_REQUEST_FIXED_COMP_STATELESS,
@@ -40,16 +53,35 @@ struct qat_inter_sgl {
 	struct qat_flat_buf buffers[QAT_NUM_BUFS_IN_IM_SGL];
 } __rte_packed __rte_cache_aligned;
 
-struct qat_comp_sgl {
-	qat_sgl_hdr;
-	struct qat_flat_buf buffers[RTE_PMD_QAT_COMP_SGL_MAX_SEGMENTS];
-} __rte_packed __rte_cache_aligned;
 
 struct qat_comp_op_cookie {
-	struct qat_comp_sgl qat_sgl_src;
-	struct qat_comp_sgl qat_sgl_dst;
 	phys_addr_t qat_sgl_src_phys_addr;
 	phys_addr_t qat_sgl_dst_phys_addr;
+	/* dynamically created SGLs */
+	uint8_t error;
+	uint8_t socket_id;
+	uint16_t src_nb_elems;
+	uint16_t dst_nb_elems;
+	struct qat_sgl *qat_sgl_src_d;
+	struct qat_sgl *qat_sgl_dst_d;
+	struct qat_qp *qp;
+	uint32_t cookie_index;
+
+	/* QAT IM buffer too small handling: */
+	uint8_t split_op;
+	uint8_t nb_children;
+
+	/* used by the parent only */
+	uint8_t nb_child_responses;
+	uint32_t total_consumed;
+	uint32_t total_produced;
+	const struct rte_memzone **dst_memzones;
+	struct rte_mbuf *dst_data;
+	uint32_t dst_data_offset;
+
+	/* used by the child only */
+	struct qat_comp_op_cookie *parent_cookie;
+	void *dest_buffer;
 };
 
 struct qat_comp_xform {
@@ -58,12 +90,31 @@ struct qat_comp_xform {
 	enum rte_comp_checksum_type checksum_type;
 };
 
+struct qat_comp_stream {
+	struct qat_comp_xform qat_xform;
+	void *state_registers_decomp;
+	phys_addr_t state_registers_decomp_phys;
+	void *inflate_context;
+	phys_addr_t inflate_context_phys;
+	const struct rte_memzone *memzone;
+	uint8_t start_of_packet;
+	volatile uint8_t op_in_progress;
+};
+
 int
 qat_comp_build_request(void *in_op, uint8_t *out_msg, void *op_cookie,
 		       enum qat_device_gen qat_dev_gen __rte_unused);
 
 int
-qat_comp_process_response(void **op, uint8_t *resp,
+qat_comp_build_multiple_requests(void *in_op, struct qat_qp *qp,
+				 uint32_t parent_tail, int nb_descr);
+
+void
+qat_comp_free_split_op_memzones(struct qat_comp_op_cookie *cookie,
+				unsigned int nb_children);
+
+int
+qat_comp_process_response(void **op, uint8_t *resp, void *op_cookie,
 			  uint64_t *dequeue_err_count);
 
 int
@@ -77,5 +128,16 @@ qat_comp_private_xform_free(struct rte_compressdev *dev, void *private_xform);
 unsigned int
 qat_comp_xform_size(void);
 
+unsigned int
+qat_comp_stream_size(void);
+
+int
+qat_comp_stream_create(struct rte_compressdev *dev,
+		       const struct rte_comp_xform *xform,
+		       void **stream);
+
+int
+qat_comp_stream_free(struct rte_compressdev *dev, void *stream);
+
 #endif
 #endif