X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fqede%2Fbase%2Fecore_cxt.h;h=1a539bbc712b7d6e2b93fd90582a572b035962e7;hb=c176fd869560516a7ea91f64e1fda85020653cc2;hp=3bcbe8f16e0afbded89d28d09b65121b8e043cf9;hpb=9adde217205959bd74c500a19dca20abfd13bcb6;p=dpdk.git

diff --git a/drivers/net/qede/base/ecore_cxt.h b/drivers/net/qede/base/ecore_cxt.h
index 3bcbe8f16e..1a539bbc71 100644
--- a/drivers/net/qede/base/ecore_cxt.h
+++ b/drivers/net/qede/base/ecore_cxt.h
@@ -1,9 +1,7 @@
-/*
+/* SPDX-License-Identifier: BSD-3-Clause
  * Copyright (c) 2016 - 2018 Cavium Inc.
  * All rights reserved.
  * www.cavium.com
- *
- * See LICENSE.qede_pmd for copyright and licensing details.
  */
 
 #ifndef _ECORE_CID_
@@ -24,6 +22,18 @@ enum ecore_cxt_elem_type {
 	ECORE_ELEM_TASK
 };
 
+enum ilt_clients {
+	ILT_CLI_CDUC,
+	ILT_CLI_CDUT,
+	ILT_CLI_QM,
+	ILT_CLI_TM,
+	ILT_CLI_SRC,
+	ILT_CLI_TSDM,
+	ILT_CLI_RGFS,
+	ILT_CLI_TGFS,
+	MAX_ILT_CLIENTS
+};
+
 u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn *p_hwfn,
 				  enum protocol_type type,
 				  u32 *vf_cid);
@@ -202,4 +212,142 @@ enum _ecore_status_t ecore_cxt_free_proto_ilt(struct ecore_hwfn *p_hwfn,
 #define ECORE_CTX_WORKING_MEM 0
 #define ECORE_CTX_FL_MEM 1
 
+/* Max number of connection types in HW (DQ/CDU etc.) */
+#define MAX_CONN_TYPES		PROTOCOLID_COMMON
+#define NUM_TASK_TYPES		2
+#define NUM_TASK_PF_SEGMENTS	4
+#define NUM_TASK_VF_SEGMENTS	1
+
+/* PF per protocol configuration object */
+#define TASK_SEGMENTS   (NUM_TASK_PF_SEGMENTS + NUM_TASK_VF_SEGMENTS)
+#define TASK_SEGMENT_VF (NUM_TASK_PF_SEGMENTS)
+
+struct ecore_tid_seg {
+	u32 count;
+	u8 type;
+	bool has_fl_mem;
+};
+
+struct ecore_conn_type_cfg {
+	u32 cid_count;
+	u32 cids_per_vf;
+	struct ecore_tid_seg tid_seg[TASK_SEGMENTS];
+};
+
+/* ILT Client configuration,
+ * Per connection type (protocol) resources (cids, tis, vf cids etc.)
+ * 1 - for connection context (CDUC) and for each task context we need two
+ * values, for regular task context and for force load memory
+ */
+#define ILT_CLI_PF_BLOCKS	(1 + NUM_TASK_PF_SEGMENTS * 2)
+#define ILT_CLI_VF_BLOCKS	(1 + NUM_TASK_VF_SEGMENTS * 2)
+#define CDUC_BLK		(0)
+#define SRQ_BLK			(0)
+#define CDUT_SEG_BLK(n)		(1 + (u8)(n))
+#define CDUT_FL_SEG_BLK(n, X)	(1 + (n) + NUM_TASK_##X##_SEGMENTS)
+
+struct ilt_cfg_pair {
+	u32 reg;
+	u32 val;
+};
+
+struct ecore_ilt_cli_blk {
+	u32 total_size;		/* 0 means not active */
+	u32 real_size_in_page;
+	u32 start_line;
+	u32 dynamic_line_offset;
+	u32 dynamic_line_cnt;
+};
+
+struct ecore_ilt_client_cfg {
+	bool active;
+
+	/* ILT boundaries */
+	struct ilt_cfg_pair first;
+	struct ilt_cfg_pair last;
+	struct ilt_cfg_pair p_size;
+
+	/* ILT client blocks for PF */
+	struct ecore_ilt_cli_blk pf_blks[ILT_CLI_PF_BLOCKS];
+	u32 pf_total_lines;
+
+	/* ILT client blocks for VFs */
+	struct ecore_ilt_cli_blk vf_blks[ILT_CLI_VF_BLOCKS];
+	u32 vf_total_lines;
+};
+
+#define MAP_WORD_SIZE		sizeof(unsigned long)
+#define BITS_PER_MAP_WORD	(MAP_WORD_SIZE * 8)
+
+struct ecore_cid_acquired_map {
+	u32 start_cid;
+	u32 max_count;
+	u32 *cid_map;
+};
+
+struct ecore_src_t2 {
+	struct phys_mem_desc	*dma_mem;
+	u32			num_pages;
+	u64			first_free;
+	u64			last_free;
+};
+
+struct ecore_cxt_mngr {
+	/* Per protocol configuration */
+	struct ecore_conn_type_cfg	conn_cfg[MAX_CONN_TYPES];
+
+	/* computed ILT structure */
+	struct ecore_ilt_client_cfg	clients[MAX_ILT_CLIENTS];
+
+	/* Task type sizes */
+	u32				task_type_size[NUM_TASK_TYPES];
+
+	/* total number of VFs for this hwfn -
+	 * ALL VFs are symmetric in terms of HW resources
+	 */
+	u32				vf_count;
+	u32				first_vf_in_pf;
+
+	/* Acquired CIDs */
+	struct ecore_cid_acquired_map acquired[MAX_CONN_TYPES];
+	struct ecore_cid_acquired_map *acquired_vf[MAX_CONN_TYPES];
+
+	/* ILT  shadow table */
+	struct phys_mem_desc		*ilt_shadow;
+	u32				ilt_shadow_size;
+	u32				pf_start_line;
+
+	/* Mutex for a dynamic ILT allocation */
+	osal_mutex_t mutex;
+
+	/* SRC T2 */
+	struct ecore_src_t2		src_t2;
+
+	/* The infrastructure originally was very generic and context/task
+	 * oriented - per connection-type we would set how many of those
+	 * are needed, and later when determining how much memory we're
+	 * needing for a given block we'd iterate over all the relevant
+	 * connection-types.
+	 * But since then we've had some additional resources, some of which
+	 * require memory which is independent of the general context/task
+	 * scheme. We add those here explicitly per-feature.
+	 */
+
+	/* total number of SRQ's for this hwfn */
+	u32				srq_count;
+
+	/* Maximal number of L2 steering filters */
+	u32				arfs_count;
+
+	/* TODO - VF arfs filters ? */
+
+	u8				task_type_id;
+	u16				task_ctx_size;
+	u16				conn_ctx_size;
+};
+
+u16 ecore_get_cdut_num_pf_init_pages(struct ecore_hwfn *p_hwfn);
+u16 ecore_get_cdut_num_vf_init_pages(struct ecore_hwfn *p_hwfn);
+u16 ecore_get_cdut_num_pf_work_pages(struct ecore_hwfn *p_hwfn);
+u16 ecore_get_cdut_num_vf_work_pages(struct ecore_hwfn *p_hwfn);
 #endif /* _ECORE_CID_ */