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7#ifndef _QED_CXT_H
8#define _QED_CXT_H
9
10#include <linux/types.h>
11#include <linux/slab.h>
12#include <linux/qed/qed_if.h>
13#include "qed_hsi.h"
14#include "qed.h"
15
16struct qed_cxt_info {
17 void *p_cxt;
18 u32 iid;
19 enum protocol_type type;
20};
21
22#define MAX_TID_BLOCKS 512
23struct qed_tid_mem {
24 u32 tid_size;
25 u32 num_tids_per_block;
26 u32 waste;
27 u8 *blocks[MAX_TID_BLOCKS];
28};
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38
39int qed_cxt_get_cid_info(struct qed_hwfn *p_hwfn,
40 struct qed_cxt_info *p_info);
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50int qed_cxt_get_tid_mem_info(struct qed_hwfn *p_hwfn,
51 struct qed_tid_mem *p_info);
52
53#define QED_CXT_ISCSI_TID_SEG PROTOCOLID_ISCSI
54#define QED_CXT_ROCE_TID_SEG PROTOCOLID_ROCE
55#define QED_CXT_FCOE_TID_SEG PROTOCOLID_FCOE
56enum qed_cxt_elem_type {
57 QED_ELEM_CXT,
58 QED_ELEM_SRQ,
59 QED_ELEM_TASK,
60 QED_ELEM_XRC_SRQ,
61};
62
63u32 qed_cxt_get_proto_cid_count(struct qed_hwfn *p_hwfn,
64 enum protocol_type type, u32 *vf_cid);
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73int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn, u32 rdma_tasks);
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83int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn, u32 *last_line);
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91u32 qed_cxt_cfg_ilt_compute_excess(struct qed_hwfn *p_hwfn, u32 used_lines);
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100int qed_cxt_mngr_alloc(struct qed_hwfn *p_hwfn);
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107void qed_cxt_mngr_free(struct qed_hwfn *p_hwfn);
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116int qed_cxt_tables_alloc(struct qed_hwfn *p_hwfn);
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123void qed_cxt_mngr_setup(struct qed_hwfn *p_hwfn);
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132void qed_cxt_hw_init_common(struct qed_hwfn *p_hwfn);
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140void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
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149void qed_qm_init_pf(struct qed_hwfn *p_hwfn,
150 struct qed_ptt *p_ptt, bool is_pf_loading);
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160int qed_qm_reconf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
161
162#define QED_CXT_PF_CID (0xff)
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170void qed_cxt_release_cid(struct qed_hwfn *p_hwfn, u32 cid);
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179void _qed_cxt_release_cid(struct qed_hwfn *p_hwfn, u32 cid, u8 vfid);
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190int qed_cxt_acquire_cid(struct qed_hwfn *p_hwfn,
191 enum protocol_type type, u32 *p_cid);
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204int _qed_cxt_acquire_cid(struct qed_hwfn *p_hwfn,
205 enum protocol_type type, u32 *p_cid, u8 vfid);
206
207int qed_cxt_dynamic_ilt_alloc(struct qed_hwfn *p_hwfn,
208 enum qed_cxt_elem_type elem_type, u32 iid);
209u32 qed_cxt_get_proto_tid_count(struct qed_hwfn *p_hwfn,
210 enum protocol_type type);
211u32 qed_cxt_get_proto_cid_start(struct qed_hwfn *p_hwfn,
212 enum protocol_type type);
213int qed_cxt_free_proto_ilt(struct qed_hwfn *p_hwfn, enum protocol_type proto);
214
215#define QED_CTX_WORKING_MEM 0
216#define QED_CTX_FL_MEM 1
217int qed_cxt_get_task_ctx(struct qed_hwfn *p_hwfn,
218 u32 tid, u8 ctx_type, void **task_ctx);
219
220
221#define MAX_CONN_TYPES PROTOCOLID_COMMON
222#define NUM_TASK_TYPES 2
223#define NUM_TASK_PF_SEGMENTS 4
224#define NUM_TASK_VF_SEGMENTS 1
225
226
227#define TASK_SEGMENTS (NUM_TASK_PF_SEGMENTS + NUM_TASK_VF_SEGMENTS)
228#define TASK_SEGMENT_VF (NUM_TASK_PF_SEGMENTS)
229
230struct qed_tid_seg {
231 u32 count;
232 u8 type;
233 bool has_fl_mem;
234};
235
236struct qed_conn_type_cfg {
237 u32 cid_count;
238 u32 cids_per_vf;
239 struct qed_tid_seg tid_seg[TASK_SEGMENTS];
240};
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247#define ILT_CLI_PF_BLOCKS (1 + NUM_TASK_PF_SEGMENTS * 2)
248#define ILT_CLI_VF_BLOCKS (1 + NUM_TASK_VF_SEGMENTS * 2)
249#define CDUC_BLK (0)
250#define SRQ_BLK (0)
251#define CDUT_SEG_BLK(n) (1 + (u8)(n))
252#define CDUT_FL_SEG_BLK(n, X) (1 + (n) + NUM_TASK_ ## X ## _SEGMENTS)
253
254struct ilt_cfg_pair {
255 u32 reg;
256 u32 val;
257};
258
259struct qed_ilt_cli_blk {
260 u32 total_size;
261 u32 real_size_in_page;
262 u32 start_line;
263 u32 dynamic_line_offset;
264 u32 dynamic_line_cnt;
265};
266
267struct qed_ilt_client_cfg {
268 bool active;
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270
271 struct ilt_cfg_pair first;
272 struct ilt_cfg_pair last;
273 struct ilt_cfg_pair p_size;
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275
276 struct qed_ilt_cli_blk pf_blks[ILT_CLI_PF_BLOCKS];
277 u32 pf_total_lines;
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280 struct qed_ilt_cli_blk vf_blks[ILT_CLI_VF_BLOCKS];
281 u32 vf_total_lines;
282};
283
284struct qed_cid_acquired_map {
285 u32 start_cid;
286 u32 max_count;
287 unsigned long *cid_map;
288};
289
290struct qed_src_t2 {
291 struct phys_mem_desc *dma_mem;
292 u32 num_pages;
293 u64 first_free;
294 u64 last_free;
295};
296
297struct qed_cxt_mngr {
298
299 struct qed_conn_type_cfg conn_cfg[MAX_CONN_TYPES];
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302 struct qed_ilt_client_cfg clients[MAX_ILT_CLIENTS];
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305 u32 task_type_size[NUM_TASK_TYPES];
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310 u32 vf_count;
311 u32 first_vf_in_pf;
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314 struct qed_cid_acquired_map acquired[MAX_CONN_TYPES];
315
316 struct qed_cid_acquired_map
317 acquired_vf[MAX_CONN_TYPES][MAX_NUM_VFS];
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320 struct phys_mem_desc *ilt_shadow;
321 u32 ilt_shadow_size;
322 u32 pf_start_line;
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324
325 struct mutex mutex;
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328 struct qed_src_t2 src_t2;
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331 u32 srq_count;
332 u32 xrc_srq_count;
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335 u32 arfs_count;
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337 u8 task_type_id;
338 u16 task_ctx_size;
339 u16 conn_ctx_size;
340};
341
342u16 qed_get_cdut_num_pf_init_pages(struct qed_hwfn *p_hwfn);
343u16 qed_get_cdut_num_vf_init_pages(struct qed_hwfn *p_hwfn);
344u16 qed_get_cdut_num_pf_work_pages(struct qed_hwfn *p_hwfn);
345u16 qed_get_cdut_num_vf_work_pages(struct qed_hwfn *p_hwfn);
346
347u32 qed_cxt_get_ilt_page_size(struct qed_hwfn *p_hwfn,
348 enum ilt_clients ilt_client);
349
350u32 qed_cxt_get_total_srq_count(struct qed_hwfn *p_hwfn);
351
352#endif
353