1 /*-
2 * Copyright(c) 2002-2011 Exar Corp.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification are permitted provided the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * 3. Neither the name of the Exar Corporation nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31 /*$FreeBSD$*/
32 #include <dev/vxge/vxgehal/vxgehal.h>
33
34 /*
35 * __hal_ifmsg_wmsg_process - Process the srpcim to vpath wmsg
36 * @vpath: vpath
37 * @wmsg: wsmsg
38 *
39 * Processes the wmsg and invokes appropriate action
40 */
41 void
__hal_ifmsg_wmsg_process(__hal_virtualpath_t * vpath,u64 wmsg)42 __hal_ifmsg_wmsg_process(
43 __hal_virtualpath_t *vpath,
44 u64 wmsg)
45 {
46 u32 msg_type;
47 __hal_device_t *hldev = vpath->hldev;
48
49 vxge_assert(vpath);
50
51 vxge_hal_trace_log_vpath("==> %s:%s:%d",
52 __FILE__, __func__, __LINE__);
53
54 vxge_hal_trace_log_vpath("vpath = 0x"VXGE_OS_STXFMT
55 ",wmsg = 0x"VXGE_OS_LLXFMT"", (ptr_t) vpath, wmsg);
56
57 if ((vpath->vp_id != vpath->hldev->first_vp_id) ||
58 (vpath->hldev->vpath_assignments &
59 mBIT((u32) VXGE_HAL_RTS_ACCESS_STEER_DATA0_GET_MSG_SRC(wmsg)))) {
60 vxge_hal_trace_log_vpath("<== %s:%s:%d Result = 0",
61 __FILE__, __func__, __LINE__);
62 return;
63 }
64
65 msg_type = (u32) VXGE_HAL_RTS_ACCESS_STEER_DATA0_GET_MSG_TYPE(wmsg);
66
67 switch (msg_type) {
68 default:
69 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_UNKNOWN:
70 break;
71 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_DEVICE_RESET_BEGIN:
72 __hal_device_handle_error(hldev,
73 vpath->vp_id,
74 VXGE_HAL_EVENT_DEVICE_RESET_START);
75 break;
76 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_DEVICE_RESET_END:
77 vpath->hldev->manager_up = TRUE;
78 __hal_device_handle_error(hldev,
79 vpath->vp_id,
80 VXGE_HAL_EVENT_DEVICE_RESET_COMPLETE);
81 break;
82 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_VPATH_RESET_BEGIN:
83 __hal_device_handle_error(hldev,
84 vpath->vp_id,
85 VXGE_HAL_EVENT_VPATH_RESET_START);
86 break;
87 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_VPATH_RESET_END:
88 vpath->hldev->manager_up = TRUE;
89 __hal_device_handle_error(hldev,
90 vpath->vp_id,
91 VXGE_HAL_EVENT_VPATH_RESET_COMPLETE);
92 break;
93 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_PRIV_DRIVER_UP:
94 vpath->hldev->manager_up = TRUE;
95 break;
96 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_PRIV_DRIVER_DOWN:
97 vpath->hldev->manager_up = FALSE;
98 break;
99 case VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE_ACK:
100 break;
101 }
102
103 vxge_hal_trace_log_vpath("<== %s:%s:%d Result = 0",
104 __FILE__, __func__, __LINE__);
105 }
106
107 /*
108 * __hal_ifmsg_device_reset_end_poll - Polls for the
109 * srpcim to vpath reset end
110 * @hldev: HAL Device
111 * @vp_id: Vpath id
112 *
113 * Polls for the srpcim to vpath reset end
114 */
115 vxge_hal_status_e
__hal_ifmsg_device_reset_end_poll(__hal_device_t * hldev,u32 vp_id)116 __hal_ifmsg_device_reset_end_poll(
117 __hal_device_t *hldev,
118 u32 vp_id)
119 {
120 vxge_hal_status_e status;
121
122 vxge_assert(hldev);
123
124 vxge_hal_trace_log_mrpcim("==> %s:%s:%d",
125 __FILE__, __func__, __LINE__);
126
127 vxge_hal_trace_log_mrpcim("hldev = 0x"VXGE_OS_STXFMT", vp_id = %d",
128 (ptr_t) hldev, vp_id);
129
130 status = vxge_hal_device_register_poll(
131 hldev->header.pdev,
132 hldev->header.regh0,
133 &hldev->vpmgmt_reg[vp_id]->srpcim_to_vpath_wmsg, 0,
134 ~((u64) VXGE_HAL_IFMSG_DEVICE_RESET_END_MSG),
135 WAIT_FACTOR * hldev->header.config.device_poll_millis);
136
137 vxge_hal_trace_log_mrpcim("<== %s:%s:%d Result = 0",
138 __FILE__, __func__, __LINE__);
139
140 return (status);
141
142 }
143
144 /*
145 * __hal_ifmsg_wmsg_post - Posts the srpcim to vpath req
146 * @hldev: Hal device
147 * @src_vp_id: Source vpath id
148 * @dest_vp_id: Vpath id, VXGE_HAL_RTS_ACCESS_STEER_MSG_DEST_MRPCIM, or
149 * VXGE_HAL_RTS_ACCESS_STEER_MSG_DEST_BROADCAST
150 * @msg_type: wsmsg type
151 * @msg_data: wsmsg data
152 *
153 * Posts the req
154 */
155 vxge_hal_status_e
__hal_ifmsg_wmsg_post(__hal_device_t * hldev,u32 src_vp_id,u32 dest_vp_id,u32 msg_type,u32 msg_data)156 __hal_ifmsg_wmsg_post(
157 __hal_device_t *hldev,
158 u32 src_vp_id,
159 u32 dest_vp_id,
160 u32 msg_type,
161 u32 msg_data)
162 {
163 u64 val64;
164 vxge_hal_vpath_reg_t *vp_reg;
165 vxge_hal_status_e status;
166
167 vxge_assert(hldev);
168
169 vp_reg = hldev->vpath_reg[src_vp_id];
170
171 vxge_hal_trace_log_vpath("==> %s:%s:%d",
172 __FILE__, __func__, __LINE__);
173
174 vxge_hal_trace_log_srpcim(
175 "hldev = 0x"VXGE_OS_STXFMT", src_vp_id = %d, dest_vp_id = %d, "
176 "msg_type = %d, msg_data = %d", (ptr_t) hldev, src_vp_id,
177 dest_vp_id, msg_type, msg_data);
178
179 vxge_os_pio_mem_write64(hldev->header.pdev,
180 hldev->header.regh0,
181 0,
182 &vp_reg->rts_access_steer_ctrl);
183
184 vxge_os_wmb();
185
186
187 vxge_os_pio_mem_write64(hldev->header.pdev,
188 hldev->header.regh0,
189 VXGE_HAL_RTS_ACCESS_STEER_DATA0_IGNORE_IN_SVC_CHECK |
190 VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_TYPE(msg_type) |
191 VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_DEST(dest_vp_id) |
192 VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_SRC(src_vp_id) |
193 VXGE_HAL_RTS_ACCESS_STEER_DATA0_SEQ_NUM(++hldev->ifmsg_seqno) |
194 VXGE_HAL_RTS_ACCESS_STEER_DATA0_MSG_DATA(msg_data),
195 &vp_reg->rts_access_steer_data0);
196
197 vxge_os_pio_mem_write64(hldev->header.pdev,
198 hldev->header.regh0,
199 0,
200 &vp_reg->rts_access_steer_data1);
201
202 vxge_os_wmb();
203
204 val64 = VXGE_HAL_RTS_ACCESS_STEER_CTRL_ACTION(
205 VXGE_HAL_RTS_ACCESS_STEER_CTRL_ACTION_SEND_MSG) |
206 VXGE_HAL_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL(
207 VXGE_HAL_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_FW_MEMO) |
208 VXGE_HAL_RTS_ACCESS_STEER_CTRL_STROBE |
209 VXGE_HAL_RTS_ACCESS_STEER_CTRL_OFFSET(0);
210
211 vxge_hal_pio_mem_write32_lower(hldev->header.pdev,
212 hldev->header.regh0,
213 (u32) bVAL32(val64, 32),
214 &vp_reg->rts_access_steer_ctrl);
215
216 vxge_os_wmb();
217
218 vxge_hal_pio_mem_write32_upper(hldev->header.pdev,
219 hldev->header.regh0,
220 (u32) bVAL32(val64, 0),
221 &vp_reg->rts_access_steer_ctrl);
222
223 vxge_os_wmb();
224
225 status = vxge_hal_device_register_poll(hldev->header.pdev,
226 hldev->header.regh0,
227 &vp_reg->rts_access_steer_ctrl, 0,
228 VXGE_HAL_RTS_ACCESS_STEER_CTRL_STROBE,
229 WAIT_FACTOR * hldev->header.config.device_poll_millis);
230
231 if (status != VXGE_HAL_OK) {
232
233 vxge_hal_trace_log_driver("<== %s:%s:%d Result: %d",
234 __FILE__, __func__, __LINE__, status);
235 return (status);
236 }
237
238 val64 = vxge_os_pio_mem_read64(hldev->header.pdev,
239 hldev->header.regh0,
240 &vp_reg->rts_access_steer_ctrl);
241
242 if (val64 & VXGE_HAL_RTS_ACCESS_STEER_CTRL_RMACJ_STATUS) {
243
244 vxge_os_pio_mem_read64(hldev->header.pdev,
245 hldev->header.regh0,
246 &vp_reg->rts_access_steer_data0);
247
248 status = VXGE_HAL_OK;
249
250 } else {
251 status = VXGE_HAL_FAIL;
252 }
253
254 vxge_hal_trace_log_srpcim("<== %s:%s:%d Result = %d",
255 __FILE__, __func__, __LINE__, status);
256
257 return (status);
258 }
259