1316485Sdavidcs/*
2316485Sdavidcs * Copyright (c) 2017-2018 Cavium, Inc.
3316485Sdavidcs * All rights reserved.
4316485Sdavidcs *
5316485Sdavidcs *  Redistribution and use in source and binary forms, with or without
6316485Sdavidcs *  modification, are permitted provided that the following conditions
7316485Sdavidcs *  are met:
8316485Sdavidcs *
9316485Sdavidcs *  1. Redistributions of source code must retain the above copyright
10316485Sdavidcs *     notice, this list of conditions and the following disclaimer.
11316485Sdavidcs *  2. Redistributions in binary form must reproduce the above copyright
12316485Sdavidcs *     notice, this list of conditions and the following disclaimer in the
13316485Sdavidcs *     documentation and/or other materials provided with the distribution.
14316485Sdavidcs *
15316485Sdavidcs *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16316485Sdavidcs *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17316485Sdavidcs *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18316485Sdavidcs *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19316485Sdavidcs *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20316485Sdavidcs *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21316485Sdavidcs *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22316485Sdavidcs *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23316485Sdavidcs *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24316485Sdavidcs *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25316485Sdavidcs *  POSSIBILITY OF SUCH DAMAGE.
26316485Sdavidcs */
27316485Sdavidcs
28316485Sdavidcs/*
29316485Sdavidcs * File : ecore_init_ops.c
30316485Sdavidcs */
31316485Sdavidcs#include <sys/cdefs.h>
32316485Sdavidcs__FBSDID("$FreeBSD: stable/11/sys/dev/qlnx/qlnxe/ecore_init_ops.c 337517 2018-08-09 01:17:35Z davidcs $");
33316485Sdavidcs
34316485Sdavidcs/* include the precompiled configuration values - only once */
35316485Sdavidcs#include "bcm_osal.h"
36316485Sdavidcs#include "ecore_hsi_common.h"
37316485Sdavidcs#include "ecore.h"
38316485Sdavidcs#include "ecore_hw.h"
39316485Sdavidcs#include "ecore_status.h"
40316485Sdavidcs#include "ecore_rt_defs.h"
41316485Sdavidcs#include "ecore_init_fw_funcs.h"
42316485Sdavidcs
43316485Sdavidcs#ifndef CONFIG_ECORE_BINARY_FW
44316485Sdavidcs#ifdef CONFIG_ECORE_ZIPPED_FW
45316485Sdavidcs#include "ecore_init_values_zipped.h"
46316485Sdavidcs#else
47316485Sdavidcs#include "ecore_init_values.h"
48316485Sdavidcs#endif
49316485Sdavidcs#endif
50316485Sdavidcs
51316485Sdavidcs#include "ecore_iro_values.h"
52316485Sdavidcs#include "ecore_sriov.h"
53316485Sdavidcs#include "ecore_gtt_values.h"
54316485Sdavidcs#include "reg_addr.h"
55316485Sdavidcs#include "ecore_init_ops.h"
56316485Sdavidcs
57316485Sdavidcs#define ECORE_INIT_MAX_POLL_COUNT	100
58316485Sdavidcs#define ECORE_INIT_POLL_PERIOD_US	500
59316485Sdavidcs
60316485Sdavidcsvoid ecore_init_iro_array(struct ecore_dev *p_dev)
61316485Sdavidcs{
62316485Sdavidcs	p_dev->iro_arr = iro_arr;
63316485Sdavidcs}
64316485Sdavidcs
65316485Sdavidcs/* Runtime configuration helpers */
66316485Sdavidcsvoid ecore_init_clear_rt_data(struct ecore_hwfn *p_hwfn)
67316485Sdavidcs{
68316485Sdavidcs	int i;
69316485Sdavidcs
70316485Sdavidcs	for (i = 0; i < RUNTIME_ARRAY_SIZE; i++)
71316485Sdavidcs		p_hwfn->rt_data.b_valid[i] = false;
72316485Sdavidcs}
73316485Sdavidcs
74316485Sdavidcsvoid ecore_init_store_rt_reg(struct ecore_hwfn *p_hwfn,
75316485Sdavidcs			     u32 rt_offset, u32 val)
76316485Sdavidcs{
77320164Sdavidcs	if (rt_offset >= RUNTIME_ARRAY_SIZE) {
78320164Sdavidcs		DP_ERR(p_hwfn,
79320164Sdavidcs		       "Avoid storing %u in rt_data at index %u since RUNTIME_ARRAY_SIZE is %u!\n",
80320164Sdavidcs		       val, rt_offset, RUNTIME_ARRAY_SIZE);
81320164Sdavidcs		return;
82320164Sdavidcs	}
83320164Sdavidcs
84316485Sdavidcs	p_hwfn->rt_data.init_val[rt_offset] = val;
85316485Sdavidcs	p_hwfn->rt_data.b_valid[rt_offset] = true;
86316485Sdavidcs}
87316485Sdavidcs
88316485Sdavidcsvoid ecore_init_store_rt_agg(struct ecore_hwfn *p_hwfn,
89316485Sdavidcs			     u32 rt_offset, u32 *p_val,
90316485Sdavidcs			     osal_size_t size)
91316485Sdavidcs{
92316485Sdavidcs	osal_size_t i;
93316485Sdavidcs
94320164Sdavidcs	if ((rt_offset + size - 1) >= RUNTIME_ARRAY_SIZE) {
95320164Sdavidcs		DP_ERR(p_hwfn,
96320164Sdavidcs		       "Avoid storing values in rt_data at indices %u-%u since RUNTIME_ARRAY_SIZE is %u!\n",
97320164Sdavidcs		       rt_offset, (u32)(rt_offset + size - 1),
98320164Sdavidcs		       RUNTIME_ARRAY_SIZE);
99320164Sdavidcs		return;
100320164Sdavidcs	}
101320164Sdavidcs
102316485Sdavidcs	for (i = 0; i < size / sizeof(u32); i++) {
103316485Sdavidcs		p_hwfn->rt_data.init_val[rt_offset + i] = p_val[i];
104316485Sdavidcs		p_hwfn->rt_data.b_valid[rt_offset + i] = true;
105316485Sdavidcs
106316485Sdavidcs	}
107316485Sdavidcs}
108316485Sdavidcs
109316485Sdavidcsstatic enum _ecore_status_t ecore_init_rt(struct ecore_hwfn *p_hwfn,
110316485Sdavidcs					  struct ecore_ptt *p_ptt,
111316485Sdavidcs					  u32 addr,
112316485Sdavidcs					  u16 rt_offset,
113316485Sdavidcs					  u16 size,
114316485Sdavidcs					  bool b_must_dmae)
115316485Sdavidcs{
116316485Sdavidcs	u32 *p_init_val = &p_hwfn->rt_data.init_val[rt_offset];
117316485Sdavidcs	bool *p_valid = &p_hwfn->rt_data.b_valid[rt_offset];
118316485Sdavidcs	u16 i, segment;
119316485Sdavidcs	enum _ecore_status_t rc = ECORE_SUCCESS;
120316485Sdavidcs
121316485Sdavidcs	/* Since not all RT entries are initialized, go over the RT and
122316485Sdavidcs	 * for each segment of initialized values use DMA.
123316485Sdavidcs	 */
124316485Sdavidcs	for (i = 0; i < size; i++) {
125316485Sdavidcs		if (!p_valid[i])
126316485Sdavidcs			continue;
127316485Sdavidcs
128316485Sdavidcs		/* In case there isn't any wide-bus configuration here,
129316485Sdavidcs		 * simply write the data instead of using dmae.
130316485Sdavidcs		 */
131316485Sdavidcs		if (!b_must_dmae) {
132316485Sdavidcs			ecore_wr(p_hwfn, p_ptt, addr + (i << 2),
133316485Sdavidcs				 p_init_val[i]);
134316485Sdavidcs			continue;
135316485Sdavidcs		}
136316485Sdavidcs
137316485Sdavidcs		/* Start of a new segment */
138316485Sdavidcs		for (segment = 1; i + segment < size; segment++)
139316485Sdavidcs			if (!p_valid[i + segment])
140316485Sdavidcs				break;
141316485Sdavidcs
142316485Sdavidcs		rc = ecore_dmae_host2grc(p_hwfn, p_ptt,
143316485Sdavidcs					 (osal_uintptr_t)(p_init_val + i),
144337517Sdavidcs					 addr + (i << 2), segment,
145337517Sdavidcs					 OSAL_NULL /* default parameters */);
146316485Sdavidcs		if (rc != ECORE_SUCCESS)
147316485Sdavidcs			return rc;
148316485Sdavidcs
149316485Sdavidcs		/* Jump over the entire segment, including invalid entry */
150316485Sdavidcs		i += segment;
151316485Sdavidcs	}
152316485Sdavidcs
153316485Sdavidcs	return rc;
154316485Sdavidcs}
155316485Sdavidcs
156316485Sdavidcsenum _ecore_status_t ecore_init_alloc(struct ecore_hwfn *p_hwfn)
157316485Sdavidcs{
158316485Sdavidcs	struct ecore_rt_data *rt_data = &p_hwfn->rt_data;
159316485Sdavidcs
160316485Sdavidcs	if (IS_VF(p_hwfn->p_dev))
161316485Sdavidcs		return ECORE_SUCCESS;
162316485Sdavidcs
163316485Sdavidcs	rt_data->b_valid = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
164316485Sdavidcs				       sizeof(bool) * RUNTIME_ARRAY_SIZE);
165316485Sdavidcs	if (!rt_data->b_valid)
166316485Sdavidcs		return ECORE_NOMEM;
167316485Sdavidcs
168316485Sdavidcs	rt_data->init_val = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
169316485Sdavidcs					sizeof(u32) * RUNTIME_ARRAY_SIZE);
170316485Sdavidcs	if (!rt_data->init_val) {
171316485Sdavidcs		OSAL_FREE(p_hwfn->p_dev, rt_data->b_valid);
172316485Sdavidcs		rt_data->b_valid = OSAL_NULL;
173316485Sdavidcs		return ECORE_NOMEM;
174316485Sdavidcs	}
175316485Sdavidcs
176316485Sdavidcs	return ECORE_SUCCESS;
177316485Sdavidcs}
178316485Sdavidcs
179316485Sdavidcsvoid ecore_init_free(struct ecore_hwfn *p_hwfn)
180316485Sdavidcs{
181316485Sdavidcs	OSAL_FREE(p_hwfn->p_dev, p_hwfn->rt_data.init_val);
182316485Sdavidcs	p_hwfn->rt_data.init_val = OSAL_NULL;
183316485Sdavidcs	OSAL_FREE(p_hwfn->p_dev, p_hwfn->rt_data.b_valid);
184316485Sdavidcs	p_hwfn->rt_data.b_valid = OSAL_NULL;
185316485Sdavidcs}
186316485Sdavidcs
187316485Sdavidcsstatic enum _ecore_status_t ecore_init_array_dmae(struct ecore_hwfn *p_hwfn,
188316485Sdavidcs				  struct ecore_ptt *p_ptt,
189316485Sdavidcs				  u32 addr, u32 dmae_data_offset,
190316485Sdavidcs				  u32 size, const u32 *p_buf,
191316485Sdavidcs				  bool b_must_dmae, bool b_can_dmae)
192316485Sdavidcs{
193316485Sdavidcs	enum _ecore_status_t rc	= ECORE_SUCCESS;
194316485Sdavidcs
195316485Sdavidcs	/* Perform DMAE only for lengthy enough sections or for wide-bus */
196316485Sdavidcs#ifndef ASIC_ONLY
197316485Sdavidcs	if ((CHIP_REV_IS_SLOW(p_hwfn->p_dev) && (size < 16)) ||
198316485Sdavidcs	    !b_can_dmae || (!b_must_dmae && (size < 16))) {
199316485Sdavidcs#else
200316485Sdavidcs	if (!b_can_dmae || (!b_must_dmae && (size < 16))) {
201316485Sdavidcs#endif
202316485Sdavidcs		const u32 *data = p_buf + dmae_data_offset;
203316485Sdavidcs		u32 i;
204316485Sdavidcs
205316485Sdavidcs		for (i = 0; i < size; i++)
206316485Sdavidcs			ecore_wr(p_hwfn, p_ptt, addr + (i << 2), data[i]);
207316485Sdavidcs	} else {
208337517Sdavidcs		rc = ecore_dmae_host2grc(p_hwfn, p_ptt,
209337517Sdavidcs					 (osal_uintptr_t)(p_buf +
210337517Sdavidcs							  dmae_data_offset),
211337517Sdavidcs					 addr, size,
212337517Sdavidcs					 OSAL_NULL /* default parameters */);
213316485Sdavidcs	}
214316485Sdavidcs
215316485Sdavidcs	return rc;
216316485Sdavidcs}
217316485Sdavidcs
218316485Sdavidcsstatic enum _ecore_status_t ecore_init_fill_dmae(struct ecore_hwfn *p_hwfn,
219316485Sdavidcs						 struct ecore_ptt *p_ptt,
220320164Sdavidcs						 u32 addr, u32 fill_count)
221316485Sdavidcs{
222316485Sdavidcs	static u32 zero_buffer[DMAE_MAX_RW_SIZE];
223337517Sdavidcs	struct ecore_dmae_params params;
224316485Sdavidcs
225316485Sdavidcs	OSAL_MEMSET(zero_buffer, 0, sizeof(u32) * DMAE_MAX_RW_SIZE);
226316485Sdavidcs
227337517Sdavidcs	OSAL_MEMSET(&params, 0, sizeof(params));
228337517Sdavidcs	params.flags = ECORE_DMAE_FLAG_RW_REPL_SRC;
229316485Sdavidcs	return ecore_dmae_host2grc(p_hwfn, p_ptt,
230316485Sdavidcs				   (osal_uintptr_t)(&(zero_buffer[0])),
231337517Sdavidcs				   addr, fill_count, &params);
232316485Sdavidcs}
233316485Sdavidcs
234316485Sdavidcsstatic void ecore_init_fill(struct ecore_hwfn *p_hwfn,
235316485Sdavidcs			    struct ecore_ptt *p_ptt,
236316485Sdavidcs			    u32 addr, u32 fill, u32 fill_count)
237316485Sdavidcs{
238316485Sdavidcs	u32 i;
239316485Sdavidcs
240316485Sdavidcs	for (i = 0; i < fill_count; i++, addr += sizeof(u32))
241316485Sdavidcs		ecore_wr(p_hwfn, p_ptt, addr, fill);
242316485Sdavidcs}
243316485Sdavidcs
244316485Sdavidcs
245316485Sdavidcsstatic enum _ecore_status_t ecore_init_cmd_array(struct ecore_hwfn *p_hwfn,
246316485Sdavidcs						 struct ecore_ptt *p_ptt,
247316485Sdavidcs						 struct init_write_op *cmd,
248316485Sdavidcs						 bool b_must_dmae,
249316485Sdavidcs						 bool b_can_dmae)
250316485Sdavidcs{
251316485Sdavidcs	u32 dmae_array_offset = OSAL_LE32_TO_CPU(cmd->args.array_offset);
252316485Sdavidcs	u32 data = OSAL_LE32_TO_CPU(cmd->data);
253316485Sdavidcs	u32 addr = GET_FIELD(data, INIT_WRITE_OP_ADDRESS) << 2;
254316485Sdavidcs#ifdef CONFIG_ECORE_ZIPPED_FW
255316485Sdavidcs	u32 offset, output_len, input_len, max_size;
256316485Sdavidcs#endif
257316485Sdavidcs	struct ecore_dev *p_dev = p_hwfn->p_dev;
258316485Sdavidcs	union init_array_hdr *hdr;
259316485Sdavidcs	const u32 *array_data;
260316485Sdavidcs	enum _ecore_status_t rc = ECORE_SUCCESS;
261316485Sdavidcs	u32 size;
262316485Sdavidcs
263316485Sdavidcs	array_data = p_dev->fw_data->arr_data;
264316485Sdavidcs
265316485Sdavidcs	hdr = (union init_array_hdr *) (array_data +
266316485Sdavidcs					dmae_array_offset);
267316485Sdavidcs	data = OSAL_LE32_TO_CPU(hdr->raw.data);
268316485Sdavidcs	switch (GET_FIELD(data, INIT_ARRAY_RAW_HDR_TYPE)) {
269316485Sdavidcs	case INIT_ARR_ZIPPED:
270316485Sdavidcs#ifdef CONFIG_ECORE_ZIPPED_FW
271316485Sdavidcs		offset = dmae_array_offset + 1;
272316485Sdavidcs		input_len = GET_FIELD(data,
273316485Sdavidcs				      INIT_ARRAY_ZIPPED_HDR_ZIPPED_SIZE);
274316485Sdavidcs		max_size = MAX_ZIPPED_SIZE * 4;
275316485Sdavidcs		OSAL_MEMSET(p_hwfn->unzip_buf, 0, max_size);
276316485Sdavidcs
277316485Sdavidcs		output_len = OSAL_UNZIP_DATA(p_hwfn, input_len,
278316485Sdavidcs					     (u8 *)&array_data[offset],
279316485Sdavidcs					     max_size, (u8 *)p_hwfn->unzip_buf);
280316485Sdavidcs		if (output_len) {
281316485Sdavidcs			rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr, 0,
282316485Sdavidcs						   output_len,
283316485Sdavidcs						   p_hwfn->unzip_buf,
284316485Sdavidcs						   b_must_dmae, b_can_dmae);
285316485Sdavidcs		} else {
286316485Sdavidcs			DP_NOTICE(p_hwfn, true,
287316485Sdavidcs				  "Failed to unzip dmae data\n");
288316485Sdavidcs			rc = ECORE_INVAL;
289316485Sdavidcs		}
290316485Sdavidcs#else
291316485Sdavidcs		DP_NOTICE(p_hwfn, true,
292316485Sdavidcs			  "Using zipped firmware without config enabled\n");
293316485Sdavidcs		rc = ECORE_INVAL;
294316485Sdavidcs#endif
295316485Sdavidcs		break;
296316485Sdavidcs	case INIT_ARR_PATTERN:
297316485Sdavidcs	{
298316485Sdavidcs		u32 repeats = GET_FIELD(data,
299316485Sdavidcs					INIT_ARRAY_PATTERN_HDR_REPETITIONS);
300316485Sdavidcs		u32 i;
301316485Sdavidcs
302316485Sdavidcs		size = GET_FIELD(data,
303316485Sdavidcs				 INIT_ARRAY_PATTERN_HDR_PATTERN_SIZE);
304316485Sdavidcs
305316485Sdavidcs		for (i = 0; i < repeats; i++, addr += size << 2) {
306316485Sdavidcs			rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr,
307316485Sdavidcs						   dmae_array_offset + 1,
308316485Sdavidcs						   size, array_data,
309316485Sdavidcs						   b_must_dmae, b_can_dmae);
310316485Sdavidcs			if (rc)
311316485Sdavidcs				break;
312316485Sdavidcs		}
313316485Sdavidcs		break;
314316485Sdavidcs	}
315316485Sdavidcs	case INIT_ARR_STANDARD:
316316485Sdavidcs		size = GET_FIELD(data,
317316485Sdavidcs				 INIT_ARRAY_STANDARD_HDR_SIZE);
318316485Sdavidcs		rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr,
319316485Sdavidcs					   dmae_array_offset + 1,
320316485Sdavidcs					   size, array_data,
321316485Sdavidcs					   b_must_dmae, b_can_dmae);
322316485Sdavidcs		break;
323316485Sdavidcs	}
324316485Sdavidcs
325316485Sdavidcs	return rc;
326316485Sdavidcs}
327316485Sdavidcs
328316485Sdavidcs/* init_ops write command */
329316485Sdavidcsstatic enum _ecore_status_t ecore_init_cmd_wr(struct ecore_hwfn *p_hwfn,
330316485Sdavidcs					      struct ecore_ptt *p_ptt,
331316485Sdavidcs					      struct init_write_op *p_cmd,
332316485Sdavidcs					      bool b_can_dmae)
333316485Sdavidcs{
334316485Sdavidcs	u32 data = OSAL_LE32_TO_CPU(p_cmd->data);
335316485Sdavidcs	bool b_must_dmae = GET_FIELD(data, INIT_WRITE_OP_WIDE_BUS);
336316485Sdavidcs	u32 addr = GET_FIELD(data, INIT_WRITE_OP_ADDRESS) << 2;
337316485Sdavidcs	enum _ecore_status_t rc	= ECORE_SUCCESS;
338316485Sdavidcs
339316485Sdavidcs	/* Sanitize */
340316485Sdavidcs	if (b_must_dmae && !b_can_dmae) {
341316485Sdavidcs		DP_NOTICE(p_hwfn, true,
342316485Sdavidcs			  "Need to write to %08x for Wide-bus but DMAE isn't allowed\n",
343316485Sdavidcs			  addr);
344316485Sdavidcs		return ECORE_INVAL;
345316485Sdavidcs	}
346316485Sdavidcs
347316485Sdavidcs	switch (GET_FIELD(data, INIT_WRITE_OP_SOURCE)) {
348316485Sdavidcs	case INIT_SRC_INLINE:
349316485Sdavidcs		data = OSAL_LE32_TO_CPU(p_cmd->args.inline_val);
350316485Sdavidcs		ecore_wr(p_hwfn, p_ptt, addr, data);
351316485Sdavidcs		break;
352316485Sdavidcs	case INIT_SRC_ZEROS:
353316485Sdavidcs		data = OSAL_LE32_TO_CPU(p_cmd->args.zeros_count);
354316485Sdavidcs		if (b_must_dmae || (b_can_dmae && (data >= 64)))
355320164Sdavidcs			rc = ecore_init_fill_dmae(p_hwfn, p_ptt, addr, data);
356316485Sdavidcs		else
357316485Sdavidcs			ecore_init_fill(p_hwfn, p_ptt, addr, 0, data);
358316485Sdavidcs		break;
359316485Sdavidcs	case INIT_SRC_ARRAY:
360316485Sdavidcs		rc = ecore_init_cmd_array(p_hwfn, p_ptt, p_cmd,
361316485Sdavidcs					  b_must_dmae, b_can_dmae);
362316485Sdavidcs		break;
363316485Sdavidcs	case INIT_SRC_RUNTIME:
364337517Sdavidcs		rc = ecore_init_rt(p_hwfn, p_ptt, addr,
365337517Sdavidcs				   OSAL_LE16_TO_CPU(p_cmd->args.runtime.offset),
366337517Sdavidcs				   OSAL_LE16_TO_CPU(p_cmd->args.runtime.size),
367337517Sdavidcs				   b_must_dmae);
368316485Sdavidcs		break;
369316485Sdavidcs	}
370316485Sdavidcs
371316485Sdavidcs	return rc;
372316485Sdavidcs}
373316485Sdavidcs
374316485Sdavidcsstatic OSAL_INLINE bool comp_eq(u32 val, u32 expected_val)
375316485Sdavidcs{
376316485Sdavidcs	return (val == expected_val);
377316485Sdavidcs}
378316485Sdavidcs
379316485Sdavidcsstatic OSAL_INLINE bool comp_and(u32 val, u32 expected_val)
380316485Sdavidcs{
381316485Sdavidcs	return (val & expected_val) == expected_val;
382316485Sdavidcs}
383316485Sdavidcs
384316485Sdavidcsstatic OSAL_INLINE bool comp_or(u32 val, u32 expected_val)
385316485Sdavidcs{
386316485Sdavidcs	return (val | expected_val) > 0;
387316485Sdavidcs}
388316485Sdavidcs
389316485Sdavidcs/* init_ops read/poll commands */
390316485Sdavidcsstatic void ecore_init_cmd_rd(struct ecore_hwfn *p_hwfn,
391316485Sdavidcs			      struct ecore_ptt *p_ptt,
392316485Sdavidcs			      struct init_read_op *cmd)
393316485Sdavidcs{
394316485Sdavidcs	bool (*comp_check)(u32 val, u32 expected_val);
395316485Sdavidcs	u32 delay = ECORE_INIT_POLL_PERIOD_US, val;
396316485Sdavidcs	u32 data, addr, poll;
397316485Sdavidcs	int i;
398316485Sdavidcs
399316485Sdavidcs	data = OSAL_LE32_TO_CPU(cmd->op_data);
400316485Sdavidcs	addr = GET_FIELD(data, INIT_READ_OP_ADDRESS) << 2;
401316485Sdavidcs	poll = GET_FIELD(data, INIT_READ_OP_POLL_TYPE);
402316485Sdavidcs
403316485Sdavidcs#ifndef ASIC_ONLY
404316485Sdavidcs	if (CHIP_REV_IS_EMUL(p_hwfn->p_dev))
405316485Sdavidcs		delay *= 100;
406316485Sdavidcs#endif
407316485Sdavidcs
408316485Sdavidcs	val = ecore_rd(p_hwfn, p_ptt, addr);
409316485Sdavidcs
410316485Sdavidcs	if (poll == INIT_POLL_NONE)
411316485Sdavidcs		return;
412316485Sdavidcs
413316485Sdavidcs	switch (poll) {
414316485Sdavidcs	case INIT_POLL_EQ:
415316485Sdavidcs		comp_check = comp_eq;
416316485Sdavidcs		break;
417316485Sdavidcs	case INIT_POLL_OR:
418316485Sdavidcs		comp_check = comp_or;
419316485Sdavidcs		break;
420316485Sdavidcs	case INIT_POLL_AND:
421316485Sdavidcs		comp_check = comp_and;
422316485Sdavidcs		break;
423316485Sdavidcs	default:
424316485Sdavidcs		DP_ERR(p_hwfn, "Invalid poll comparison type %08x\n",
425316485Sdavidcs		       cmd->op_data);
426316485Sdavidcs		return;
427316485Sdavidcs	}
428316485Sdavidcs
429316485Sdavidcs	data = OSAL_LE32_TO_CPU(cmd->expected_val);
430316485Sdavidcs	for (i = 0;
431316485Sdavidcs	     i < ECORE_INIT_MAX_POLL_COUNT && !comp_check(val, data);
432316485Sdavidcs	     i++) {
433316485Sdavidcs		OSAL_UDELAY(delay);
434316485Sdavidcs		val = ecore_rd(p_hwfn, p_ptt, addr);
435316485Sdavidcs	}
436316485Sdavidcs
437316485Sdavidcs	if (i == ECORE_INIT_MAX_POLL_COUNT)
438337517Sdavidcs		DP_ERR(p_hwfn, "Timeout when polling reg: 0x%08x [ Waiting-for: %08x Got: %08x (comparison %08x)]\n",
439316485Sdavidcs		       addr,
440316485Sdavidcs		       OSAL_LE32_TO_CPU(cmd->expected_val), val,
441316485Sdavidcs		       OSAL_LE32_TO_CPU(cmd->op_data));
442316485Sdavidcs}
443316485Sdavidcs
444337517Sdavidcs/* init_ops callbacks entry point */
445337517Sdavidcsstatic enum _ecore_status_t ecore_init_cmd_cb(struct ecore_hwfn *p_hwfn,
446337517Sdavidcs					      struct ecore_ptt *p_ptt,
447337517Sdavidcs					      struct init_callback_op *p_cmd)
448337517Sdavidcs{
449337517Sdavidcs	enum _ecore_status_t rc;
450337517Sdavidcs
451337517Sdavidcs	switch (p_cmd->callback_id) {
452337517Sdavidcs	case DMAE_READY_CB:
453337517Sdavidcs		rc = ecore_dmae_sanity(p_hwfn, p_ptt, "engine_phase");
454337517Sdavidcs		break;
455337517Sdavidcs	default:
456337517Sdavidcs		DP_NOTICE(p_hwfn, false, "Unexpected init op callback ID %d\n",
457337517Sdavidcs			  p_cmd->callback_id);
458337517Sdavidcs		return ECORE_INVAL;
459337517Sdavidcs	}
460337517Sdavidcs
461337517Sdavidcs	return rc;
462337517Sdavidcs}
463337517Sdavidcs
464316485Sdavidcsstatic u8 ecore_init_cmd_mode_match(struct ecore_hwfn *p_hwfn,
465316485Sdavidcs				    u16 *p_offset, int modes)
466316485Sdavidcs{
467316485Sdavidcs	struct ecore_dev *p_dev = p_hwfn->p_dev;
468316485Sdavidcs	const u8 *modes_tree_buf;
469316485Sdavidcs	u8 arg1, arg2, tree_val;
470316485Sdavidcs
471316485Sdavidcs	modes_tree_buf = p_dev->fw_data->modes_tree_buf;
472316485Sdavidcs	tree_val = modes_tree_buf[(*p_offset)++];
473316485Sdavidcs	switch(tree_val) {
474316485Sdavidcs	case INIT_MODE_OP_NOT:
475316485Sdavidcs		return ecore_init_cmd_mode_match(p_hwfn, p_offset, modes) ^ 1;
476316485Sdavidcs	case INIT_MODE_OP_OR:
477316485Sdavidcs		arg1 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
478316485Sdavidcs		arg2 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
479316485Sdavidcs		return arg1 | arg2;
480316485Sdavidcs	case INIT_MODE_OP_AND:
481316485Sdavidcs		arg1 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
482316485Sdavidcs		arg2 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
483316485Sdavidcs		return arg1 & arg2;
484316485Sdavidcs	default:
485316485Sdavidcs		tree_val -= MAX_INIT_MODE_OPS;
486316485Sdavidcs		return (modes & (1 << tree_val)) ? 1 : 0;
487316485Sdavidcs	}
488316485Sdavidcs}
489316485Sdavidcs
490316485Sdavidcsstatic u32 ecore_init_cmd_mode(struct ecore_hwfn *p_hwfn,
491316485Sdavidcs			       struct init_if_mode_op *p_cmd, int modes)
492316485Sdavidcs{
493316485Sdavidcs	u16 offset = OSAL_LE16_TO_CPU(p_cmd->modes_buf_offset);
494316485Sdavidcs
495316485Sdavidcs	if (ecore_init_cmd_mode_match(p_hwfn, &offset, modes))
496316485Sdavidcs		return 0;
497316485Sdavidcs	else
498316485Sdavidcs		return GET_FIELD(OSAL_LE32_TO_CPU(p_cmd->op_data),
499316485Sdavidcs				 INIT_IF_MODE_OP_CMD_OFFSET);
500316485Sdavidcs}
501316485Sdavidcs
502320164Sdavidcsstatic u32 ecore_init_cmd_phase(struct init_if_phase_op *p_cmd,
503316485Sdavidcs				u32 phase, u32 phase_id)
504316485Sdavidcs{
505316485Sdavidcs	u32 data = OSAL_LE32_TO_CPU(p_cmd->phase_data);
506337517Sdavidcs	u32 op_data = OSAL_LE32_TO_CPU(p_cmd->op_data);
507316485Sdavidcs
508316485Sdavidcs	if (!(GET_FIELD(data, INIT_IF_PHASE_OP_PHASE) == phase &&
509316485Sdavidcs	      (GET_FIELD(data, INIT_IF_PHASE_OP_PHASE_ID) == ANY_PHASE_ID ||
510316485Sdavidcs	       GET_FIELD(data, INIT_IF_PHASE_OP_PHASE_ID) == phase_id)))
511337517Sdavidcs		return GET_FIELD(op_data, INIT_IF_PHASE_OP_CMD_OFFSET);
512316485Sdavidcs	else
513316485Sdavidcs		return 0;
514316485Sdavidcs}
515316485Sdavidcs
516316485Sdavidcsenum _ecore_status_t ecore_init_run(struct ecore_hwfn *p_hwfn,
517316485Sdavidcs				    struct ecore_ptt *p_ptt,
518316485Sdavidcs				    int phase,
519316485Sdavidcs				    int phase_id,
520316485Sdavidcs				    int modes)
521316485Sdavidcs{
522316485Sdavidcs	struct ecore_dev *p_dev = p_hwfn->p_dev;
523316485Sdavidcs	u32 cmd_num, num_init_ops;
524316485Sdavidcs	union init_op *init_ops;
525316485Sdavidcs	bool b_dmae = false;
526316485Sdavidcs	enum _ecore_status_t rc = ECORE_SUCCESS;
527316485Sdavidcs
528316485Sdavidcs	num_init_ops = p_dev->fw_data->init_ops_size;
529316485Sdavidcs	init_ops = p_dev->fw_data->init_ops;
530316485Sdavidcs
531316485Sdavidcs#ifdef CONFIG_ECORE_ZIPPED_FW
532316485Sdavidcs	p_hwfn->unzip_buf = OSAL_ZALLOC(p_hwfn->p_dev, GFP_ATOMIC,
533316485Sdavidcs					MAX_ZIPPED_SIZE * 4);
534316485Sdavidcs	if (!p_hwfn->unzip_buf) {
535316485Sdavidcs		DP_NOTICE(p_hwfn, true, "Failed to allocate unzip buffer\n");
536316485Sdavidcs		return ECORE_NOMEM;
537316485Sdavidcs	}
538316485Sdavidcs#endif
539316485Sdavidcs
540316485Sdavidcs	for (cmd_num = 0; cmd_num < num_init_ops; cmd_num++) {
541316485Sdavidcs		union init_op *cmd = &init_ops[cmd_num];
542316485Sdavidcs		u32 data = OSAL_LE32_TO_CPU(cmd->raw.op_data);
543316485Sdavidcs
544316485Sdavidcs		switch (GET_FIELD(data, INIT_CALLBACK_OP_OP)) {
545316485Sdavidcs		case INIT_OP_WRITE:
546316485Sdavidcs			rc = ecore_init_cmd_wr(p_hwfn, p_ptt, &cmd->write,
547316485Sdavidcs					       b_dmae);
548316485Sdavidcs			break;
549316485Sdavidcs
550316485Sdavidcs		case INIT_OP_READ:
551316485Sdavidcs			ecore_init_cmd_rd(p_hwfn, p_ptt, &cmd->read);
552316485Sdavidcs			break;
553316485Sdavidcs
554316485Sdavidcs		case INIT_OP_IF_MODE:
555316485Sdavidcs			cmd_num += ecore_init_cmd_mode(p_hwfn, &cmd->if_mode,
556316485Sdavidcs						       modes);
557316485Sdavidcs			break;
558316485Sdavidcs		case INIT_OP_IF_PHASE:
559320164Sdavidcs			cmd_num += ecore_init_cmd_phase(&cmd->if_phase, phase,
560320164Sdavidcs							phase_id);
561316485Sdavidcs			b_dmae = GET_FIELD(data,
562316485Sdavidcs					   INIT_IF_PHASE_OP_DMAE_ENABLE);
563316485Sdavidcs			break;
564316485Sdavidcs		case INIT_OP_DELAY:
565316485Sdavidcs			/* ecore_init_run is always invoked from
566316485Sdavidcs			 * sleep-able context
567316485Sdavidcs			 */
568316485Sdavidcs			OSAL_UDELAY(cmd->delay.delay);
569316485Sdavidcs			break;
570316485Sdavidcs
571316485Sdavidcs		case INIT_OP_CALLBACK:
572337517Sdavidcs			rc = ecore_init_cmd_cb(p_hwfn, p_ptt, &cmd->callback);
573316485Sdavidcs			break;
574316485Sdavidcs		}
575316485Sdavidcs
576316485Sdavidcs		if (rc)
577316485Sdavidcs			break;
578316485Sdavidcs	}
579316485Sdavidcs#ifdef CONFIG_ECORE_ZIPPED_FW
580316485Sdavidcs	OSAL_FREE(p_hwfn->p_dev, p_hwfn->unzip_buf);
581316485Sdavidcs	p_hwfn->unzip_buf = OSAL_NULL;
582316485Sdavidcs#endif
583316485Sdavidcs	return rc;
584316485Sdavidcs}
585316485Sdavidcs
586320164Sdavidcsvoid ecore_gtt_init(struct ecore_hwfn *p_hwfn,
587320164Sdavidcs		    struct ecore_ptt *p_ptt)
588316485Sdavidcs{
589316485Sdavidcs	u32 gtt_base;
590316485Sdavidcs	u32 i;
591316485Sdavidcs
592316485Sdavidcs#ifndef ASIC_ONLY
593316485Sdavidcs	if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
594316485Sdavidcs		/* This is done by MFW on ASIC; regardless, this should only
595316485Sdavidcs		 * be done once per chip [i.e., common]. Implementation is
596316485Sdavidcs		 * not too bright, but it should work on the simple FPGA/EMUL
597316485Sdavidcs		 * scenarios.
598316485Sdavidcs		 */
599316485Sdavidcs		static bool initialized = false;
600316485Sdavidcs		int poll_cnt = 500;
601316485Sdavidcs		u32 val;
602316485Sdavidcs
603316485Sdavidcs		/* initialize PTT/GTT (poll for completion) */
604316485Sdavidcs		if (!initialized) {
605320164Sdavidcs			ecore_wr(p_hwfn, p_ptt,
606316485Sdavidcs				 PGLUE_B_REG_START_INIT_PTT_GTT, 1);
607316485Sdavidcs			initialized = true;
608316485Sdavidcs		}
609316485Sdavidcs
610316485Sdavidcs		do {
611316485Sdavidcs			/* ptt might be overrided by HW until this is done */
612316485Sdavidcs			OSAL_UDELAY(10);
613316485Sdavidcs			ecore_ptt_invalidate(p_hwfn);
614320164Sdavidcs			val = ecore_rd(p_hwfn, p_ptt,
615316485Sdavidcs				       PGLUE_B_REG_INIT_DONE_PTT_GTT);
616316485Sdavidcs		} while ((val != 1) && --poll_cnt);
617316485Sdavidcs
618316485Sdavidcs		if (!poll_cnt)
619316485Sdavidcs			DP_ERR(p_hwfn, "PGLUE_B_REG_INIT_DONE didn't complete\n");
620316485Sdavidcs	}
621316485Sdavidcs#endif
622316485Sdavidcs
623316485Sdavidcs	/* Set the global windows */
624316485Sdavidcs	gtt_base = PXP_PF_WINDOW_ADMIN_START + PXP_PF_WINDOW_ADMIN_GLOBAL_START;
625316485Sdavidcs
626316485Sdavidcs	for (i = 0; i < OSAL_ARRAY_SIZE(pxp_global_win); i++)
627316485Sdavidcs		if (pxp_global_win[i])
628316485Sdavidcs			REG_WR(p_hwfn, gtt_base + i * PXP_GLOBAL_ENTRY_SIZE,
629316485Sdavidcs			       pxp_global_win[i]);
630316485Sdavidcs}
631316485Sdavidcs
632316485Sdavidcsenum _ecore_status_t ecore_init_fw_data(struct ecore_dev *p_dev,
633320164Sdavidcs#ifdef CONFIG_ECORE_BINARY_FW
634320164Sdavidcs					const u8 *fw_data)
635320164Sdavidcs#else
636320164Sdavidcs					const u8 OSAL_UNUSED *fw_data)
637320164Sdavidcs#endif
638316485Sdavidcs{
639316485Sdavidcs	struct ecore_fw_data *fw = p_dev->fw_data;
640316485Sdavidcs
641316485Sdavidcs#ifdef CONFIG_ECORE_BINARY_FW
642316485Sdavidcs	struct bin_buffer_hdr *buf_hdr;
643316485Sdavidcs	u32 offset, len;
644316485Sdavidcs
645320164Sdavidcs	if (!fw_data) {
646316485Sdavidcs		DP_NOTICE(p_dev, true, "Invalid fw data\n");
647316485Sdavidcs		return ECORE_INVAL;
648316485Sdavidcs	}
649316485Sdavidcs
650320164Sdavidcs	buf_hdr = (struct bin_buffer_hdr *)fw_data;
651316485Sdavidcs
652316485Sdavidcs	offset = buf_hdr[BIN_BUF_INIT_FW_VER_INFO].offset;
653320164Sdavidcs	fw->fw_ver_info = (struct fw_ver_info *)(fw_data + offset);
654316485Sdavidcs
655316485Sdavidcs	offset = buf_hdr[BIN_BUF_INIT_CMD].offset;
656320164Sdavidcs	fw->init_ops = (union init_op *)(fw_data + offset);
657316485Sdavidcs
658316485Sdavidcs	offset = buf_hdr[BIN_BUF_INIT_VAL].offset;
659320164Sdavidcs	fw->arr_data = (u32 *)(fw_data + offset);
660316485Sdavidcs
661316485Sdavidcs	offset = buf_hdr[BIN_BUF_INIT_MODE_TREE].offset;
662320164Sdavidcs	fw->modes_tree_buf = (u8 *)(fw_data + offset);
663316485Sdavidcs	len = buf_hdr[BIN_BUF_INIT_CMD].length;
664316485Sdavidcs	fw->init_ops_size = len / sizeof(struct init_raw_op);
665316485Sdavidcs#else
666316485Sdavidcs	fw->init_ops = (union init_op *)init_ops;
667316485Sdavidcs	fw->arr_data = (u32 *)init_val;
668316485Sdavidcs	fw->modes_tree_buf = (u8 *)modes_tree_buf;
669316485Sdavidcs	fw->init_ops_size = init_ops_size;
670316485Sdavidcs#endif
671316485Sdavidcs
672316485Sdavidcs	return ECORE_SUCCESS;
673316485Sdavidcs}
674