summaryrefslogtreecommitdiff
path: root/drivers/infiniband/hw/i40iw/i40iw_osdep.h
blob: d474aad62a81d44702680b8dd5327c1e3f0cf74c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
/*******************************************************************************
*
* Copyright (c) 2015-2016 Intel Corporation.  All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses.  You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenFabrics.org BSD license below:
*
*   Redistribution and use in source and binary forms, with or
*   without modification, are permitted provided that the following
*   conditions are met:
*
*    - Redistributions of source code must retain the above
*	copyright notice, this list of conditions and the following
*	disclaimer.
*
*    - Redistributions in binary form must reproduce the above
*	copyright notice, this list of conditions and the following
*	disclaimer in the documentation and/or other materials
*	provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*******************************************************************************/

#ifndef I40IW_OSDEP_H
#define I40IW_OSDEP_H

#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/bitops.h>
#include <net/tcp.h>
#include <crypto/hash.h>
/* get readq/writeq support for 32 bit kernels, use the low-first version */
#include <linux/io-64-nonatomic-lo-hi.h>

#define STATS_TIMER_DELAY 1000

static inline void set_64bit_val(u64 *wqe_words, u32 byte_index, u64 value)
{
	wqe_words[byte_index >> 3] = value;
}

/**
 * set_32bit_val - set 32 value to hw wqe
 * @wqe_words: wqe addr to write
 * @byte_index: index in wqe
 * @value: value to write
 **/
static inline void set_32bit_val(u32 *wqe_words, u32 byte_index, u32 value)
{
	wqe_words[byte_index >> 2] = value;
}

/**
 * get_64bit_val - read 64 bit value from wqe
 * @wqe_words: wqe addr
 * @byte_index: index to read from
 * @value: read value
 **/
static inline void get_64bit_val(u64 *wqe_words, u32 byte_index, u64 *value)
{
	*value = wqe_words[byte_index >> 3];
}

/**
 * get_32bit_val - read 32 bit value from wqe
 * @wqe_words: wqe addr
 * @byte_index: index to reaad from
 * @value: return 32 bit value
 **/
static inline void get_32bit_val(u32 *wqe_words, u32 byte_index, u32 *value)
{
	*value = wqe_words[byte_index >> 2];
}

struct i40iw_dma_mem {
	void *va;
	dma_addr_t pa;
	u32 size;
} __packed;

struct i40iw_virt_mem {
	void *va;
	u32 size;
} __packed;

#define i40iw_debug(h, m, s, ...)                               \
do {                                                            \
	if (((m) & (h)->debug_mask))                            \
		pr_info("i40iw " s, ##__VA_ARGS__);             \
} while (0)

#define i40iw_flush(a)          readl((a)->hw_addr + I40E_GLGEN_STAT)

#define I40E_GLHMC_VFSDCMD(_i)  (0x000C8000 + ((_i) * 4)) \
				/* _i=0...31 */
#define I40E_GLHMC_VFSDCMD_MAX_INDEX    31
#define I40E_GLHMC_VFSDCMD_PMSDIDX_SHIFT  0
#define I40E_GLHMC_VFSDCMD_PMSDIDX_MASK  (0xFFF \
					  << I40E_GLHMC_VFSDCMD_PMSDIDX_SHIFT)
#define I40E_GLHMC_VFSDCMD_PF_SHIFT       16
#define I40E_GLHMC_VFSDCMD_PF_MASK        (0xF << I40E_GLHMC_VFSDCMD_PF_SHIFT)
#define I40E_GLHMC_VFSDCMD_VF_SHIFT       20
#define I40E_GLHMC_VFSDCMD_VF_MASK        (0x1FF << I40E_GLHMC_VFSDCMD_VF_SHIFT)
#define I40E_GLHMC_VFSDCMD_PMF_TYPE_SHIFT 29
#define I40E_GLHMC_VFSDCMD_PMF_TYPE_MASK  (0x3 \
					   << I40E_GLHMC_VFSDCMD_PMF_TYPE_SHIFT)
#define I40E_GLHMC_VFSDCMD_PMSDWR_SHIFT   31
#define I40E_GLHMC_VFSDCMD_PMSDWR_MASK  (0x1 << I40E_GLHMC_VFSDCMD_PMSDWR_SHIFT)

#define I40E_GLHMC_VFSDDATAHIGH(_i)     (0x000C8200 + ((_i) * 4)) \
				/* _i=0...31 */
#define I40E_GLHMC_VFSDDATAHIGH_MAX_INDEX       31
#define I40E_GLHMC_VFSDDATAHIGH_PMSDDATAHIGH_SHIFT 0
#define I40E_GLHMC_VFSDDATAHIGH_PMSDDATAHIGH_MASK  (0xFFFFFFFF \
			<< I40E_GLHMC_VFSDDATAHIGH_PMSDDATAHIGH_SHIFT)

#define I40E_GLHMC_VFSDDATALOW(_i)      (0x000C8100 + ((_i) * 4)) \
				/* _i=0...31 */
#define I40E_GLHMC_VFSDDATALOW_MAX_INDEX        31
#define I40E_GLHMC_VFSDDATALOW_PMSDVALID_SHIFT   0
#define I40E_GLHMC_VFSDDATALOW_PMSDVALID_MASK  (0x1 \
			<< I40E_GLHMC_VFSDDATALOW_PMSDVALID_SHIFT)
#define I40E_GLHMC_VFSDDATALOW_PMSDTYPE_SHIFT    1
#define I40E_GLHMC_VFSDDATALOW_PMSDTYPE_MASK  (0x1 \
			<< I40E_GLHMC_VFSDDATALOW_PMSDTYPE_SHIFT)
#define I40E_GLHMC_VFSDDATALOW_PMSDBPCOUNT_SHIFT 2
#define I40E_GLHMC_VFSDDATALOW_PMSDBPCOUNT_MASK  (0x3FF \
			<< I40E_GLHMC_VFSDDATALOW_PMSDBPCOUNT_SHIFT)
#define I40E_GLHMC_VFSDDATALOW_PMSDDATALOW_SHIFT 12
#define I40E_GLHMC_VFSDDATALOW_PMSDDATALOW_MASK  (0xFFFFF \
			<< I40E_GLHMC_VFSDDATALOW_PMSDDATALOW_SHIFT)

#define I40E_GLPE_FWLDSTATUS                     0x0000D200
#define I40E_GLPE_FWLDSTATUS_LOAD_REQUESTED_SHIFT 0
#define I40E_GLPE_FWLDSTATUS_LOAD_REQUESTED_MASK  (0x1 \
			<< I40E_GLPE_FWLDSTATUS_LOAD_REQUESTED_SHIFT)
#define I40E_GLPE_FWLDSTATUS_DONE_SHIFT           1
#define I40E_GLPE_FWLDSTATUS_DONE_MASK  (0x1 << I40E_GLPE_FWLDSTATUS_DONE_SHIFT)
#define I40E_GLPE_FWLDSTATUS_CQP_FAIL_SHIFT       2
#define I40E_GLPE_FWLDSTATUS_CQP_FAIL_MASK  (0x1 \
			 << I40E_GLPE_FWLDSTATUS_CQP_FAIL_SHIFT)
#define I40E_GLPE_FWLDSTATUS_TEP_FAIL_SHIFT       3
#define I40E_GLPE_FWLDSTATUS_TEP_FAIL_MASK  (0x1 \
			 << I40E_GLPE_FWLDSTATUS_TEP_FAIL_SHIFT)
#define I40E_GLPE_FWLDSTATUS_OOP_FAIL_SHIFT       4
#define I40E_GLPE_FWLDSTATUS_OOP_FAIL_MASK  (0x1 \
			 << I40E_GLPE_FWLDSTATUS_OOP_FAIL_SHIFT)

struct i40iw_sc_dev;
struct i40iw_sc_qp;
struct i40iw_puda_buf;
struct i40iw_puda_completion_info;
struct i40iw_update_sds_info;
struct i40iw_hmc_fcn_info;
struct i40iw_virtchnl_work_info;
struct i40iw_manage_vf_pble_info;
struct i40iw_device;
struct i40iw_hmc_info;
struct i40iw_hw;

u8 __iomem *i40iw_get_hw_addr(void *dev);
void i40iw_ieq_mpa_crc_ae(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
enum i40iw_status_code i40iw_vf_wait_vchnl_resp(struct i40iw_sc_dev *dev);
bool i40iw_vf_clear_to_send(struct i40iw_sc_dev *dev);
enum i40iw_status_code i40iw_ieq_check_mpacrc(struct shash_desc *desc, void *addr,
					      u32 length, u32 value);
struct i40iw_sc_qp *i40iw_ieq_get_qp(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *buf);
void i40iw_ieq_update_tcpip_info(struct i40iw_puda_buf *buf, u16 length, u32 seqnum);
void i40iw_free_hash_desc(struct shash_desc *);
enum i40iw_status_code i40iw_init_hash_desc(struct shash_desc **);
enum i40iw_status_code i40iw_puda_get_tcpip_info(struct i40iw_puda_completion_info *info,
						 struct i40iw_puda_buf *buf);
enum i40iw_status_code i40iw_cqp_sds_cmd(struct i40iw_sc_dev *dev,
					 struct i40iw_update_sds_info *info);
enum i40iw_status_code i40iw_cqp_manage_hmc_fcn_cmd(struct i40iw_sc_dev *dev,
						    struct i40iw_hmc_fcn_info *hmcfcninfo);
enum i40iw_status_code i40iw_cqp_query_fpm_values_cmd(struct i40iw_sc_dev *dev,
						      struct i40iw_dma_mem *values_mem,
						      u8 hmc_fn_id);
enum i40iw_status_code i40iw_cqp_commit_fpm_values_cmd(struct i40iw_sc_dev *dev,
						       struct i40iw_dma_mem *values_mem,
						       u8 hmc_fn_id);
enum i40iw_status_code i40iw_alloc_query_fpm_buf(struct i40iw_sc_dev *dev,
						 struct i40iw_dma_mem *mem);
enum i40iw_status_code i40iw_cqp_manage_vf_pble_bp(struct i40iw_sc_dev *dev,
						   struct i40iw_manage_vf_pble_info *info);
void i40iw_cqp_spawn_worker(struct i40iw_sc_dev *dev,
			    struct i40iw_virtchnl_work_info *work_info, u32 iw_vf_idx);
void *i40iw_remove_head(struct list_head *list);
void i40iw_qp_suspend_resume(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp, bool suspend);

void i40iw_term_modify_qp(struct i40iw_sc_qp *qp, u8 next_state, u8 term, u8 term_len);
void i40iw_terminate_done(struct i40iw_sc_qp *qp, int timeout_occurred);
void i40iw_terminate_start_timer(struct i40iw_sc_qp *qp);
void i40iw_terminate_del_timer(struct i40iw_sc_qp *qp);

enum i40iw_status_code i40iw_hw_manage_vf_pble_bp(struct i40iw_device *iwdev,
						  struct i40iw_manage_vf_pble_info *info,
						  bool wait);
struct i40iw_sc_vsi;
void i40iw_hw_stats_start_timer(struct i40iw_sc_vsi *vsi);
void i40iw_hw_stats_stop_timer(struct i40iw_sc_vsi *vsi);
#define i40iw_mmiowb() do { } while (0)
void i40iw_wr32(struct i40iw_hw *hw, u32 reg, u32 value);
u32  i40iw_rd32(struct i40iw_hw *hw, u32 reg);
#endif				/* _I40IW_OSDEP_H_ */