Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/drivers/message/fusion/mptctl.c | |
b6fe4ddc | 3 | * mpt Ioctl driver. |
f36789e2 PS |
4 | * For use with LSI PCI chip/adapters |
5 | * running LSI Fusion MPT (Message Passing Technology) firmware. | |
1da177e4 | 6 | * |
cddc0ab7 | 7 | * Copyright (c) 1999-2008 LSI Corporation |
16d20101 | 8 | * (mailto:DL-MPTFusionLinux@lsi.com) |
1da177e4 | 9 | * |
1da177e4 LT |
10 | */ |
11 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
12 | /* | |
13 | This program is free software; you can redistribute it and/or modify | |
14 | it under the terms of the GNU General Public License as published by | |
15 | the Free Software Foundation; version 2 of the License. | |
16 | ||
17 | This program is distributed in the hope that it will be useful, | |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | GNU General Public License for more details. | |
21 | ||
22 | NO WARRANTY | |
23 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
24 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
25 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
26 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
27 | solely responsible for determining the appropriateness of using and | |
28 | distributing the Program and assumes all risks associated with its | |
29 | exercise of rights under this Agreement, including but not limited to | |
30 | the risks and costs of program errors, damage to or loss of data, | |
31 | programs or equipment, and unavailability or interruption of operations. | |
32 | ||
33 | DISCLAIMER OF LIABILITY | |
34 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
35 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
36 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
37 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
38 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
39 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
40 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
41 | ||
42 | You should have received a copy of the GNU General Public License | |
43 | along with this program; if not, write to the Free Software | |
44 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
45 | */ | |
46 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
47 | ||
1da177e4 LT |
48 | #include <linux/kernel.h> |
49 | #include <linux/module.h> | |
50 | #include <linux/errno.h> | |
51 | #include <linux/init.h> | |
52 | #include <linux/slab.h> | |
53 | #include <linux/types.h> | |
54 | #include <linux/pci.h> | |
55 | #include <linux/delay.h> /* for mdelay */ | |
56 | #include <linux/miscdevice.h> | |
c45d15d2 | 57 | #include <linux/mutex.h> |
1da177e4 LT |
58 | #include <linux/compat.h> |
59 | ||
60 | #include <asm/io.h> | |
7c0f6ba6 | 61 | #include <linux/uaccess.h> |
1da177e4 LT |
62 | |
63 | #include <scsi/scsi.h> | |
64 | #include <scsi/scsi_cmnd.h> | |
65 | #include <scsi/scsi_device.h> | |
66 | #include <scsi/scsi_host.h> | |
67 | #include <scsi/scsi_tcq.h> | |
68 | ||
cddc0ab7 | 69 | #define COPYRIGHT "Copyright (c) 1999-2008 LSI Corporation" |
f36789e2 | 70 | #define MODULEAUTHOR "LSI Corporation" |
1da177e4 LT |
71 | #include "mptbase.h" |
72 | #include "mptctl.h" | |
73 | ||
74 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
75 | #define my_NAME "Fusion MPT misc device (ioctl) driver" | |
76 | #define my_VERSION MPT_LINUX_VERSION_COMMON | |
77 | #define MYNAM "mptctl" | |
78 | ||
79 | MODULE_AUTHOR(MODULEAUTHOR); | |
80 | MODULE_DESCRIPTION(my_NAME); | |
81 | MODULE_LICENSE("GPL"); | |
9f4203b3 | 82 | MODULE_VERSION(my_VERSION); |
1da177e4 LT |
83 | |
84 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
85 | ||
c45d15d2 | 86 | static DEFINE_MUTEX(mpctl_mutex); |
f606f571 | 87 | static u8 mptctl_id = MPT_MAX_PROTOCOL_DRIVERS; |
ea2a788d | 88 | static u8 mptctl_taskmgmt_id = MPT_MAX_PROTOCOL_DRIVERS; |
1da177e4 LT |
89 | |
90 | static DECLARE_WAIT_QUEUE_HEAD ( mptctl_wait ); | |
91 | ||
92 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
93 | ||
94 | struct buflist { | |
95 | u8 *kptr; | |
96 | int len; | |
97 | }; | |
98 | ||
99 | /* | |
100 | * Function prototypes. Called from OS entry point mptctl_ioctl. | |
101 | * arg contents specific to function. | |
102 | */ | |
103 | static int mptctl_fw_download(unsigned long arg); | |
d485eb83 MED |
104 | static int mptctl_getiocinfo(unsigned long arg, unsigned int cmd); |
105 | static int mptctl_gettargetinfo(unsigned long arg); | |
106 | static int mptctl_readtest(unsigned long arg); | |
107 | static int mptctl_mpt_command(unsigned long arg); | |
108 | static int mptctl_eventquery(unsigned long arg); | |
109 | static int mptctl_eventenable(unsigned long arg); | |
110 | static int mptctl_eventreport(unsigned long arg); | |
111 | static int mptctl_replace_fw(unsigned long arg); | |
1da177e4 LT |
112 | |
113 | static int mptctl_do_reset(unsigned long arg); | |
114 | static int mptctl_hp_hostinfo(unsigned long arg, unsigned int cmd); | |
115 | static int mptctl_hp_targetinfo(unsigned long arg); | |
116 | ||
117 | static int mptctl_probe(struct pci_dev *, const struct pci_device_id *); | |
118 | static void mptctl_remove(struct pci_dev *); | |
119 | ||
120 | #ifdef CONFIG_COMPAT | |
121 | static long compat_mpctl_ioctl(struct file *f, unsigned cmd, unsigned long arg); | |
122 | #endif | |
123 | /* | |
124 | * Private function calls. | |
125 | */ | |
d485eb83 | 126 | static int mptctl_do_mpt_command(struct mpt_ioctl_command karg, void __user *mfPtr); |
1da177e4 | 127 | static int mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen); |
d485eb83 | 128 | static MptSge_t *kbuf_alloc_2_sgl(int bytes, u32 dir, int sge_offset, int *frags, |
1da177e4 | 129 | struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc); |
d485eb83 | 130 | static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma, |
1da177e4 | 131 | struct buflist *buflist, MPT_ADAPTER *ioc); |
1da177e4 LT |
132 | |
133 | /* | |
134 | * Reset Handler cleanup function | |
135 | */ | |
136 | static int mptctl_ioc_reset(MPT_ADAPTER *ioc, int reset_phase); | |
137 | ||
ea5a7a82 ME |
138 | /* |
139 | * Event Handler function | |
140 | */ | |
141 | static int mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); | |
c972c70f | 142 | static struct fasync_struct *async_queue=NULL; |
ea5a7a82 | 143 | |
1da177e4 LT |
144 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
145 | /* | |
146 | * Scatter gather list (SGL) sizes and limits... | |
147 | */ | |
148 | //#define MAX_SCSI_FRAGS 9 | |
149 | #define MAX_FRAGS_SPILL1 9 | |
150 | #define MAX_FRAGS_SPILL2 15 | |
151 | #define FRAGS_PER_BUCKET (MAX_FRAGS_SPILL2 + 1) | |
152 | ||
153 | //#define MAX_CHAIN_FRAGS 64 | |
154 | //#define MAX_CHAIN_FRAGS (15+15+15+16) | |
155 | #define MAX_CHAIN_FRAGS (4 * MAX_FRAGS_SPILL2 + 1) | |
156 | ||
157 | // Define max sg LIST bytes ( == (#frags + #chains) * 8 bytes each) | |
158 | // Works out to: 592d bytes! (9+1)*8 + 4*(15+1)*8 | |
159 | // ^----------------- 80 + 512 | |
160 | #define MAX_SGL_BYTES ((MAX_FRAGS_SPILL1 + 1 + (4 * FRAGS_PER_BUCKET)) * 8) | |
161 | ||
162 | /* linux only seems to ever give 128kB MAX contiguous (GFP_USER) mem bytes */ | |
163 | #define MAX_KMALLOC_SZ (128*1024) | |
164 | ||
165 | #define MPT_IOCTL_DEFAULT_TIMEOUT 10 /* Default timeout value (seconds) */ | |
166 | ||
167 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
168 | /** | |
169 | * mptctl_syscall_down - Down the MPT adapter syscall semaphore. | |
170 | * @ioc: Pointer to MPT adapter | |
171 | * @nonblock: boolean, non-zero if O_NONBLOCK is set | |
172 | * | |
173 | * All of the ioctl commands can potentially sleep, which is illegal | |
174 | * with a spinlock held, thus we perform mutual exclusion here. | |
175 | * | |
176 | * Returns negative errno on error, or zero for success. | |
177 | */ | |
178 | static inline int | |
179 | mptctl_syscall_down(MPT_ADAPTER *ioc, int nonblock) | |
180 | { | |
181 | int rc = 0; | |
1da177e4 LT |
182 | |
183 | if (nonblock) { | |
ea2a788d | 184 | if (!mutex_trylock(&ioc->ioctl_cmds.mutex)) |
1da177e4 LT |
185 | rc = -EAGAIN; |
186 | } else { | |
ea2a788d | 187 | if (mutex_lock_interruptible(&ioc->ioctl_cmds.mutex)) |
1da177e4 LT |
188 | rc = -ERESTARTSYS; |
189 | } | |
1da177e4 LT |
190 | return rc; |
191 | } | |
192 | ||
193 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
194 | /* | |
195 | * This is the callback for any message we have posted. The message itself | |
196 | * will be returned to the message pool when we return from the IRQ | |
197 | * | |
198 | * This runs in irq context so be short and sweet. | |
199 | */ | |
200 | static int | |
201 | mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply) | |
202 | { | |
ea2a788d KD |
203 | char *sense_data; |
204 | int req_index; | |
205 | int sz; | |
1da177e4 | 206 | |
ea2a788d KD |
207 | if (!req) |
208 | return 0; | |
1da177e4 | 209 | |
ea2a788d KD |
210 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "completing mpi function " |
211 | "(0x%02X), req=%p, reply=%p\n", ioc->name, req->u.hdr.Function, | |
212 | req, reply)); | |
1da177e4 | 213 | |
ea2a788d KD |
214 | /* |
215 | * Handling continuation of the same reply. Processing the first | |
216 | * reply, and eating the other replys that come later. | |
217 | */ | |
218 | if (ioc->ioctl_cmds.msg_context != req->u.hdr.MsgContext) | |
219 | goto out_continuation; | |
1da177e4 | 220 | |
ea2a788d | 221 | ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
1da177e4 | 222 | |
ea2a788d KD |
223 | if (!reply) |
224 | goto out; | |
1da177e4 | 225 | |
ea2a788d KD |
226 | ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_RF_VALID; |
227 | sz = min(ioc->reply_sz, 4*reply->u.reply.MsgLength); | |
228 | memcpy(ioc->ioctl_cmds.reply, reply, sz); | |
1da177e4 | 229 | |
ea2a788d KD |
230 | if (reply->u.reply.IOCStatus || reply->u.reply.IOCLogInfo) |
231 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
232 | "iocstatus (0x%04X), loginfo (0x%08X)\n", ioc->name, | |
233 | le16_to_cpu(reply->u.reply.IOCStatus), | |
234 | le32_to_cpu(reply->u.reply.IOCLogInfo))); | |
235 | ||
236 | if ((req->u.hdr.Function == MPI_FUNCTION_SCSI_IO_REQUEST) || | |
237 | (req->u.hdr.Function == | |
238 | MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { | |
239 | ||
240 | if (reply->u.sreply.SCSIStatus || reply->u.sreply.SCSIState) | |
241 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
242 | "scsi_status (0x%02x), scsi_state (0x%02x), " | |
243 | "tag = (0x%04x), transfer_count (0x%08x)\n", ioc->name, | |
244 | reply->u.sreply.SCSIStatus, | |
245 | reply->u.sreply.SCSIState, | |
246 | le16_to_cpu(reply->u.sreply.TaskTag), | |
247 | le32_to_cpu(reply->u.sreply.TransferCount))); | |
248 | ||
249 | if (reply->u.sreply.SCSIState & | |
250 | MPI_SCSI_STATE_AUTOSENSE_VALID) { | |
1da177e4 LT |
251 | sz = req->u.scsireq.SenseBufferLength; |
252 | req_index = | |
253 | le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx); | |
ea2a788d | 254 | sense_data = ((u8 *)ioc->sense_buf_pool + |
1da177e4 | 255 | (req_index * MPT_SENSE_BUFFER_ALLOC)); |
ea2a788d KD |
256 | memcpy(ioc->ioctl_cmds.sense, sense_data, sz); |
257 | ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_SENSE_VALID; | |
1da177e4 | 258 | } |
ea2a788d | 259 | } |
1da177e4 | 260 | |
ea2a788d KD |
261 | out: |
262 | /* We are done, issue wake up | |
263 | */ | |
264 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) { | |
b68bf096 | 265 | if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT) { |
ea2a788d | 266 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
b68bf096 KD |
267 | ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING; |
268 | complete(&ioc->ioctl_cmds.done); | |
269 | if (ioc->bus_type == SAS) | |
270 | ioc->schedule_target_reset(ioc); | |
271 | } else { | |
272 | ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
273 | complete(&ioc->ioctl_cmds.done); | |
274 | } | |
1da177e4 | 275 | } |
ea2a788d KD |
276 | |
277 | out_continuation: | |
278 | if (reply && (reply->u.reply.MsgFlags & | |
279 | MPI_MSGFLAGS_CONTINUATION_REPLY)) | |
280 | return 0; | |
1da177e4 LT |
281 | return 1; |
282 | } | |
283 | ||
ea2a788d KD |
284 | |
285 | static int | |
286 | mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) | |
287 | { | |
288 | if (!mf) | |
289 | return 0; | |
290 | ||
291 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
292 | "TaskMgmt completed (mf=%p, mr=%p)\n", | |
293 | ioc->name, mf, mr)); | |
294 | ||
295 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; | |
296 | ||
297 | if (!mr) | |
298 | goto out; | |
299 | ||
300 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID; | |
301 | memcpy(ioc->taskmgmt_cmds.reply, mr, | |
302 | min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength)); | |
303 | out: | |
304 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) { | |
305 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
306 | ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
307 | complete(&ioc->taskmgmt_cmds.done); | |
b68bf096 KD |
308 | if (ioc->bus_type == SAS) |
309 | ioc->schedule_target_reset(ioc); | |
ea2a788d KD |
310 | return 1; |
311 | } | |
312 | return 0; | |
1da177e4 LT |
313 | } |
314 | ||
7d757f18 KD |
315 | static int |
316 | mptctl_do_taskmgmt(MPT_ADAPTER *ioc, u8 tm_type, u8 bus_id, u8 target_id) | |
1da177e4 LT |
317 | { |
318 | MPT_FRAME_HDR *mf; | |
319 | SCSITaskMgmt_t *pScsiTm; | |
ea2a788d | 320 | SCSITaskMgmtReply_t *pScsiTmReply; |
1da177e4 | 321 | int ii; |
ea2a788d KD |
322 | int retval; |
323 | unsigned long timeout; | |
324 | unsigned long time_count; | |
325 | u16 iocstatus; | |
326 | ||
1da177e4 | 327 | |
ea2a788d KD |
328 | mutex_lock(&ioc->taskmgmt_cmds.mutex); |
329 | if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { | |
330 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
1da177e4 | 331 | return -EPERM; |
ea2a788d | 332 | } |
1da177e4 | 333 | |
ea2a788d | 334 | retval = 0; |
1da177e4 | 335 | |
ea2a788d KD |
336 | mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc); |
337 | if (mf == NULL) { | |
7d757f18 KD |
338 | dtmprintk(ioc, |
339 | printk(MYIOC_s_WARN_FMT "TaskMgmt, no msg frames!!\n", | |
340 | ioc->name)); | |
ea2a788d KD |
341 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
342 | retval = -ENOMEM; | |
7d757f18 | 343 | goto tm_done; |
1da177e4 LT |
344 | } |
345 | ||
ea2a788d KD |
346 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n", |
347 | ioc->name, mf)); | |
1da177e4 LT |
348 | |
349 | pScsiTm = (SCSITaskMgmt_t *) mf; | |
ea2a788d | 350 | memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t)); |
1da177e4 | 351 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; |
7d757f18 KD |
352 | pScsiTm->TaskType = tm_type; |
353 | if ((tm_type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) && | |
354 | (ioc->bus_type == FC)) | |
355 | pScsiTm->MsgFlags = | |
356 | MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION; | |
357 | pScsiTm->TargetID = target_id; | |
358 | pScsiTm->Bus = bus_id; | |
ea2a788d KD |
359 | pScsiTm->ChainOffset = 0; |
360 | pScsiTm->Reserved = 0; | |
361 | pScsiTm->Reserved1 = 0; | |
362 | pScsiTm->TaskMsgContext = 0; | |
1da177e4 LT |
363 | for (ii= 0; ii < 8; ii++) |
364 | pScsiTm->LUN[ii] = 0; | |
1da177e4 LT |
365 | for (ii=0; ii < 7; ii++) |
366 | pScsiTm->Reserved2[ii] = 0; | |
367 | ||
ea2a788d KD |
368 | switch (ioc->bus_type) { |
369 | case FC: | |
370 | timeout = 40; | |
371 | break; | |
372 | case SAS: | |
373 | timeout = 30; | |
374 | break; | |
375 | case SPI: | |
7d757f18 KD |
376 | default: |
377 | timeout = 10; | |
ea2a788d KD |
378 | break; |
379 | } | |
1da177e4 | 380 | |
7d757f18 KD |
381 | dtmprintk(ioc, |
382 | printk(MYIOC_s_DEBUG_FMT "TaskMgmt type=%d timeout=%ld\n", | |
383 | ioc->name, tm_type, timeout)); | |
7a195f46 | 384 | |
ea2a788d | 385 | INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
ea2a788d KD |
386 | time_count = jiffies; |
387 | if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && | |
388 | (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) | |
389 | mpt_put_msg_frame_hi_pri(mptctl_taskmgmt_id, ioc, mf); | |
7a195f46 | 390 | else { |
ea2a788d KD |
391 | retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc, |
392 | sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP); | |
7a195f46 | 393 | if (retval != 0) { |
7d757f18 KD |
394 | dfailprintk(ioc, |
395 | printk(MYIOC_s_ERR_FMT | |
ea2a788d KD |
396 | "TaskMgmt send_handshake FAILED!" |
397 | " (ioc %p, mf %p, rc=%d) \n", ioc->name, | |
398 | ioc, mf, retval)); | |
7d757f18 | 399 | mpt_free_msg_frame(ioc, mf); |
ea2a788d | 400 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
7d757f18 | 401 | goto tm_done; |
7a195f46 | 402 | } |
1da177e4 LT |
403 | } |
404 | ||
405 | /* Now wait for the command to complete */ | |
ea2a788d | 406 | ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ); |
7d757f18 | 407 | |
ea2a788d KD |
408 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { |
409 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
410 | "TaskMgmt failed\n", ioc->name)); | |
411 | mpt_free_msg_frame(ioc, mf); | |
412 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
413 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) | |
414 | retval = 0; | |
415 | else | |
416 | retval = -1; /* return failure */ | |
7d757f18 | 417 | goto tm_done; |
ea2a788d | 418 | } |
1da177e4 | 419 | |
ea2a788d KD |
420 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { |
421 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
422 | "TaskMgmt failed\n", ioc->name)); | |
423 | retval = -1; /* return failure */ | |
7d757f18 | 424 | goto tm_done; |
ea2a788d KD |
425 | } |
426 | ||
427 | pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply; | |
428 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
429 | "TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, " | |
430 | "iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, " | |
431 | "term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus, | |
7d757f18 | 432 | pScsiTmReply->TargetID, tm_type, |
ea2a788d KD |
433 | le16_to_cpu(pScsiTmReply->IOCStatus), |
434 | le32_to_cpu(pScsiTmReply->IOCLogInfo), | |
435 | pScsiTmReply->ResponseCode, | |
436 | le32_to_cpu(pScsiTmReply->TerminationCount))); | |
437 | ||
438 | iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
439 | ||
440 | if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED || | |
441 | iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED || | |
442 | iocstatus == MPI_IOCSTATUS_SUCCESS) | |
443 | retval = 0; | |
444 | else { | |
445 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
446 | "TaskMgmt failed\n", ioc->name)); | |
1da177e4 LT |
447 | retval = -1; /* return failure */ |
448 | } | |
449 | ||
7d757f18 | 450 | tm_done: |
ea2a788d KD |
451 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); |
452 | CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) | |
1da177e4 LT |
453 | return retval; |
454 | } | |
455 | ||
7d757f18 KD |
456 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
457 | /* mptctl_timeout_expired | |
458 | * | |
459 | * Expecting an interrupt, however timed out. | |
460 | * | |
461 | */ | |
462 | static void | |
463 | mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) | |
464 | { | |
465 | unsigned long flags; | |
466 | int ret_val = -1; | |
467 | SCSIIORequest_t *scsi_req = (SCSIIORequest_t *) mf; | |
468 | u8 function = mf->u.hdr.Function; | |
469 | ||
470 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n", | |
471 | ioc->name, __func__)); | |
472 | ||
473 | if (mpt_fwfault_debug) | |
474 | mpt_halt_firmware(ioc); | |
475 | ||
476 | spin_lock_irqsave(&ioc->taskmgmt_lock, flags); | |
477 | if (ioc->ioc_reset_in_progress) { | |
478 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
479 | CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) | |
480 | mpt_free_msg_frame(ioc, mf); | |
481 | return; | |
482 | } | |
483 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
484 | ||
485 | ||
486 | CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) | |
487 | ||
488 | if (ioc->bus_type == SAS) { | |
489 | if (function == MPI_FUNCTION_SCSI_IO_REQUEST) | |
490 | ret_val = mptctl_do_taskmgmt(ioc, | |
491 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
492 | scsi_req->Bus, scsi_req->TargetID); | |
493 | else if (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) | |
494 | ret_val = mptctl_do_taskmgmt(ioc, | |
495 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, | |
496 | scsi_req->Bus, 0); | |
497 | if (!ret_val) | |
498 | return; | |
499 | } else { | |
500 | if ((function == MPI_FUNCTION_SCSI_IO_REQUEST) || | |
501 | (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) | |
502 | ret_val = mptctl_do_taskmgmt(ioc, | |
503 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, | |
504 | scsi_req->Bus, 0); | |
505 | if (!ret_val) | |
506 | return; | |
507 | } | |
508 | ||
509 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling Reset! \n", | |
510 | ioc->name)); | |
511 | mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); | |
512 | mpt_free_msg_frame(ioc, mf); | |
513 | } | |
514 | ||
1da177e4 LT |
515 | |
516 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
517 | /* mptctl_ioc_reset | |
518 | * | |
519 | * Clean-up functionality. Used only if there has been a | |
520 | * reload of the FW due. | |
521 | * | |
522 | */ | |
523 | static int | |
524 | mptctl_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) | |
525 | { | |
1da177e4 LT |
526 | switch(reset_phase) { |
527 | case MPT_IOC_SETUP_RESET: | |
ea2a788d KD |
528 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
529 | "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__)); | |
530 | break; | |
531 | case MPT_IOC_PRE_RESET: | |
532 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
533 | "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__)); | |
1da177e4 LT |
534 | break; |
535 | case MPT_IOC_POST_RESET: | |
ea2a788d KD |
536 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
537 | "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__)); | |
538 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) { | |
539 | ioc->ioctl_cmds.status |= MPT_MGMT_STATUS_DID_IOCRESET; | |
540 | complete(&ioc->ioctl_cmds.done); | |
541 | } | |
1da177e4 | 542 | break; |
1da177e4 LT |
543 | default: |
544 | break; | |
545 | } | |
546 | ||
547 | return 1; | |
548 | } | |
549 | ||
ea5a7a82 ME |
550 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
551 | /* ASYNC Event Notification Support */ | |
552 | static int | |
553 | mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) | |
554 | { | |
555 | u8 event; | |
556 | ||
557 | event = le32_to_cpu(pEvReply->Event) & 0xFF; | |
558 | ||
09120a8c | 559 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s() called\n", |
cadbd4a5 | 560 | ioc->name, __func__)); |
ea5a7a82 ME |
561 | if(async_queue == NULL) |
562 | return 1; | |
563 | ||
564 | /* Raise SIGIO for persistent events. | |
565 | * TODO - this define is not in MPI spec yet, | |
566 | * but they plan to set it to 0x21 | |
567 | */ | |
568 | if (event == 0x21 ) { | |
569 | ioc->aen_event_read_flag=1; | |
09120a8c PS |
570 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Raised SIGIO to application\n", |
571 | ioc->name)); | |
572 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
573 | "Raised SIGIO to application\n", ioc->name)); | |
ea5a7a82 ME |
574 | kill_fasync(&async_queue, SIGIO, POLL_IN); |
575 | return 1; | |
576 | } | |
577 | ||
578 | /* This flag is set after SIGIO was raised, and | |
579 | * remains set until the application has read | |
580 | * the event log via ioctl=MPTEVENTREPORT | |
581 | */ | |
582 | if(ioc->aen_event_read_flag) | |
583 | return 1; | |
584 | ||
585 | /* Signal only for the events that are | |
586 | * requested for by the application | |
587 | */ | |
588 | if (ioc->events && (ioc->eventTypes & ( 1 << event))) { | |
589 | ioc->aen_event_read_flag=1; | |
09120a8c PS |
590 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
591 | "Raised SIGIO to application\n", ioc->name)); | |
592 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
593 | "Raised SIGIO to application\n", ioc->name)); | |
ea5a7a82 ME |
594 | kill_fasync(&async_queue, SIGIO, POLL_IN); |
595 | } | |
596 | return 1; | |
597 | } | |
598 | ||
599 | static int | |
600 | mptctl_fasync(int fd, struct file *filep, int mode) | |
601 | { | |
602 | MPT_ADAPTER *ioc; | |
b7e3e1fb | 603 | int ret; |
ea5a7a82 | 604 | |
c45d15d2 | 605 | mutex_lock(&mpctl_mutex); |
ea5a7a82 ME |
606 | list_for_each_entry(ioc, &ioc_list, list) |
607 | ioc->aen_event_read_flag=0; | |
608 | ||
b7e3e1fb | 609 | ret = fasync_helper(fd, filep, mode, &async_queue); |
c45d15d2 | 610 | mutex_unlock(&mpctl_mutex); |
b7e3e1fb | 611 | return ret; |
ea5a7a82 ME |
612 | } |
613 | ||
1da177e4 LT |
614 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
615 | /* | |
616 | * MPT ioctl handler | |
617 | * cmd - specify the particular IOCTL command to be issued | |
618 | * arg - data specific to the command. Must not be null. | |
619 | */ | |
620 | static long | |
621 | __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | |
622 | { | |
623 | mpt_ioctl_header __user *uhdr = (void __user *) arg; | |
624 | mpt_ioctl_header khdr; | |
625 | int iocnum; | |
626 | unsigned iocnumX; | |
627 | int nonblock = (file->f_flags & O_NONBLOCK); | |
628 | int ret; | |
629 | MPT_ADAPTER *iocp = NULL; | |
630 | ||
1da177e4 | 631 | if (copy_from_user(&khdr, uhdr, sizeof(khdr))) { |
29dd3609 | 632 | printk(KERN_ERR MYNAM "%s::mptctl_ioctl() @%d - " |
1da177e4 LT |
633 | "Unable to copy mpt_ioctl_header data @ %p\n", |
634 | __FILE__, __LINE__, uhdr); | |
635 | return -EFAULT; | |
636 | } | |
637 | ret = -ENXIO; /* (-6) No such device or address */ | |
638 | ||
639 | /* Verify intended MPT adapter - set iocnum and the adapter | |
640 | * pointer (iocp) | |
641 | */ | |
642 | iocnumX = khdr.iocnum & 0xFF; | |
643 | if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) || | |
e39e145d | 644 | (iocp == NULL)) |
1da177e4 | 645 | return -ENODEV; |
1da177e4 LT |
646 | |
647 | if (!iocp->active) { | |
29dd3609 | 648 | printk(KERN_DEBUG MYNAM "%s::mptctl_ioctl() @%d - Controller disabled.\n", |
1da177e4 LT |
649 | __FILE__, __LINE__); |
650 | return -EFAULT; | |
651 | } | |
652 | ||
653 | /* Handle those commands that are just returning | |
654 | * information stored in the driver. | |
655 | * These commands should never time out and are unaffected | |
656 | * by TM and FW reloads. | |
657 | */ | |
658 | if ((cmd & ~IOCSIZE_MASK) == (MPTIOCINFO & ~IOCSIZE_MASK)) { | |
659 | return mptctl_getiocinfo(arg, _IOC_SIZE(cmd)); | |
660 | } else if (cmd == MPTTARGETINFO) { | |
661 | return mptctl_gettargetinfo(arg); | |
662 | } else if (cmd == MPTTEST) { | |
663 | return mptctl_readtest(arg); | |
664 | } else if (cmd == MPTEVENTQUERY) { | |
665 | return mptctl_eventquery(arg); | |
666 | } else if (cmd == MPTEVENTENABLE) { | |
667 | return mptctl_eventenable(arg); | |
668 | } else if (cmd == MPTEVENTREPORT) { | |
669 | return mptctl_eventreport(arg); | |
670 | } else if (cmd == MPTFWREPLACE) { | |
671 | return mptctl_replace_fw(arg); | |
672 | } | |
673 | ||
674 | /* All of these commands require an interrupt or | |
675 | * are unknown/illegal. | |
676 | */ | |
677 | if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0) | |
678 | return ret; | |
679 | ||
1da177e4 LT |
680 | if (cmd == MPTFWDOWNLOAD) |
681 | ret = mptctl_fw_download(arg); | |
682 | else if (cmd == MPTCOMMAND) | |
683 | ret = mptctl_mpt_command(arg); | |
684 | else if (cmd == MPTHARDRESET) | |
685 | ret = mptctl_do_reset(arg); | |
686 | else if ((cmd & ~IOCSIZE_MASK) == (HP_GETHOSTINFO & ~IOCSIZE_MASK)) | |
687 | ret = mptctl_hp_hostinfo(arg, _IOC_SIZE(cmd)); | |
688 | else if (cmd == HP_GETTARGETINFO) | |
689 | ret = mptctl_hp_targetinfo(arg); | |
690 | else | |
691 | ret = -EINVAL; | |
692 | ||
ea2a788d | 693 | mutex_unlock(&iocp->ioctl_cmds.mutex); |
1da177e4 LT |
694 | |
695 | return ret; | |
696 | } | |
697 | ||
698 | static long | |
699 | mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | |
700 | { | |
701 | long ret; | |
c45d15d2 | 702 | mutex_lock(&mpctl_mutex); |
1da177e4 | 703 | ret = __mptctl_ioctl(file, cmd, arg); |
c45d15d2 | 704 | mutex_unlock(&mpctl_mutex); |
1da177e4 LT |
705 | return ret; |
706 | } | |
707 | ||
708 | static int mptctl_do_reset(unsigned long arg) | |
709 | { | |
710 | struct mpt_ioctl_diag_reset __user *urinfo = (void __user *) arg; | |
711 | struct mpt_ioctl_diag_reset krinfo; | |
712 | MPT_ADAPTER *iocp; | |
713 | ||
1da177e4 | 714 | if (copy_from_user(&krinfo, urinfo, sizeof(struct mpt_ioctl_diag_reset))) { |
29dd3609 | 715 | printk(KERN_ERR MYNAM "%s@%d::mptctl_do_reset - " |
1da177e4 LT |
716 | "Unable to copy mpt_ioctl_diag_reset struct @ %p\n", |
717 | __FILE__, __LINE__, urinfo); | |
718 | return -EFAULT; | |
719 | } | |
720 | ||
721 | if (mpt_verify_adapter(krinfo.hdr.iocnum, &iocp) < 0) { | |
29dd3609 | 722 | printk(KERN_DEBUG MYNAM "%s@%d::mptctl_do_reset - ioc%d not found!\n", |
09120a8c | 723 | __FILE__, __LINE__, krinfo.hdr.iocnum); |
1da177e4 LT |
724 | return -ENODEV; /* (-6) No such device or address */ |
725 | } | |
726 | ||
09120a8c PS |
727 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "mptctl_do_reset called.\n", |
728 | iocp->name)); | |
729 | ||
1da177e4 | 730 | if (mpt_HardResetHandler(iocp, CAN_SLEEP) != 0) { |
29dd3609 EM |
731 | printk (MYIOC_s_ERR_FMT "%s@%d::mptctl_do_reset - reset failed.\n", |
732 | iocp->name, __FILE__, __LINE__); | |
1da177e4 LT |
733 | return -1; |
734 | } | |
735 | ||
736 | return 0; | |
737 | } | |
738 | ||
739 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
740 | /* | |
741 | * MPT FW download function. Cast the arg into the mpt_fw_xfer structure. | |
742 | * This structure contains: iocnum, firmware length (bytes), | |
743 | * pointer to user space memory where the fw image is stored. | |
744 | * | |
745 | * Outputs: None. | |
746 | * Return: 0 if successful | |
747 | * -EFAULT if data unavailable | |
748 | * -ENXIO if no such device | |
749 | * -EAGAIN if resource problem | |
750 | * -ENOMEM if no memory for SGE | |
751 | * -EMLINK if too many chain buffers required | |
752 | * -EBADRQC if adapter does not support FW download | |
753 | * -EBUSY if adapter is busy | |
754 | * -ENOMSG if FW upload returned bad status | |
755 | */ | |
756 | static int | |
757 | mptctl_fw_download(unsigned long arg) | |
758 | { | |
759 | struct mpt_fw_xfer __user *ufwdl = (void __user *) arg; | |
760 | struct mpt_fw_xfer kfwdl; | |
761 | ||
1da177e4 | 762 | if (copy_from_user(&kfwdl, ufwdl, sizeof(struct mpt_fw_xfer))) { |
29dd3609 | 763 | printk(KERN_ERR MYNAM "%s@%d::_ioctl_fwdl - " |
1da177e4 LT |
764 | "Unable to copy mpt_fw_xfer struct @ %p\n", |
765 | __FILE__, __LINE__, ufwdl); | |
766 | return -EFAULT; | |
767 | } | |
768 | ||
769 | return mptctl_do_fw_download(kfwdl.iocnum, kfwdl.bufp, kfwdl.fwlen); | |
770 | } | |
771 | ||
772 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
773 | /* | |
774 | * FW Download engine. | |
775 | * Outputs: None. | |
776 | * Return: 0 if successful | |
777 | * -EFAULT if data unavailable | |
778 | * -ENXIO if no such device | |
779 | * -EAGAIN if resource problem | |
780 | * -ENOMEM if no memory for SGE | |
781 | * -EMLINK if too many chain buffers required | |
782 | * -EBADRQC if adapter does not support FW download | |
783 | * -EBUSY if adapter is busy | |
784 | * -ENOMSG if FW upload returned bad status | |
785 | */ | |
786 | static int | |
787 | mptctl_do_fw_download(int ioc, char __user *ufwbuf, size_t fwlen) | |
788 | { | |
789 | FWDownload_t *dlmsg; | |
790 | MPT_FRAME_HDR *mf; | |
791 | MPT_ADAPTER *iocp; | |
792 | FWDownloadTCSGE_t *ptsge; | |
793 | MptSge_t *sgl, *sgIn; | |
794 | char *sgOut; | |
795 | struct buflist *buflist; | |
796 | struct buflist *bl; | |
797 | dma_addr_t sgl_dma; | |
798 | int ret; | |
799 | int numfrags = 0; | |
800 | int maxfrags; | |
801 | int n = 0; | |
802 | u32 sgdir; | |
803 | u32 nib; | |
804 | int fw_bytes_copied = 0; | |
805 | int i; | |
806 | int sge_offset = 0; | |
807 | u16 iocstat; | |
808 | pFWDownloadReply_t ReplyMsg = NULL; | |
ea2a788d | 809 | unsigned long timeleft; |
1da177e4 | 810 | |
946cbf04 | 811 | if (mpt_verify_adapter(ioc, &iocp) < 0) { |
29dd3609 EM |
812 | printk(KERN_DEBUG MYNAM "ioctl_fwdl - ioc%d not found!\n", |
813 | ioc); | |
1da177e4 | 814 | return -ENODEV; /* (-6) No such device or address */ |
946cbf04 | 815 | } else { |
1da177e4 | 816 | |
946cbf04 ME |
817 | /* Valid device. Get a message frame and construct the FW download message. |
818 | */ | |
819 | if ((mf = mpt_get_msg_frame(mptctl_id, iocp)) == NULL) | |
820 | return -EAGAIN; | |
821 | } | |
09120a8c PS |
822 | |
823 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT | |
824 | "mptctl_do_fwdl called. mptctl_id = %xh.\n", iocp->name, mptctl_id)); | |
825 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.bufp = %p\n", | |
826 | iocp->name, ufwbuf)); | |
827 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.fwlen = %d\n", | |
828 | iocp->name, (int)fwlen)); | |
829 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: kfwdl.ioc = %04xh\n", | |
830 | iocp->name, ioc)); | |
831 | ||
1da177e4 LT |
832 | dlmsg = (FWDownload_t*) mf; |
833 | ptsge = (FWDownloadTCSGE_t *) &dlmsg->SGL; | |
834 | sgOut = (char *) (ptsge + 1); | |
835 | ||
836 | /* | |
837 | * Construct f/w download request | |
838 | */ | |
839 | dlmsg->ImageType = MPI_FW_DOWNLOAD_ITYPE_FW; | |
840 | dlmsg->Reserved = 0; | |
841 | dlmsg->ChainOffset = 0; | |
842 | dlmsg->Function = MPI_FUNCTION_FW_DOWNLOAD; | |
843 | dlmsg->Reserved1[0] = dlmsg->Reserved1[1] = dlmsg->Reserved1[2] = 0; | |
946cbf04 ME |
844 | if (iocp->facts.MsgVersion >= MPI_VERSION_01_05) |
845 | dlmsg->MsgFlags = MPI_FW_DOWNLOAD_MSGFLGS_LAST_SEGMENT; | |
846 | else | |
847 | dlmsg->MsgFlags = 0; | |
848 | ||
1da177e4 LT |
849 | |
850 | /* Set up the Transaction SGE. | |
851 | */ | |
852 | ptsge->Reserved = 0; | |
853 | ptsge->ContextSize = 0; | |
854 | ptsge->DetailsLength = 12; | |
855 | ptsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT; | |
856 | ptsge->Reserved_0100_Checksum = 0; | |
857 | ptsge->ImageOffset = 0; | |
858 | ptsge->ImageSize = cpu_to_le32(fwlen); | |
859 | ||
860 | /* Add the SGL | |
861 | */ | |
862 | ||
863 | /* | |
864 | * Need to kmalloc area(s) for holding firmware image bytes. | |
865 | * But we need to do it piece meal, using a proper | |
866 | * scatter gather list (with 128kB MAX hunks). | |
867 | * | |
868 | * A practical limit here might be # of sg hunks that fit into | |
869 | * a single IOC request frame; 12 or 8 (see below), so: | |
870 | * For FC9xx: 12 x 128kB == 1.5 mB (max) | |
871 | * For C1030: 8 x 128kB == 1 mB (max) | |
872 | * We could support chaining, but things get ugly(ier:) | |
873 | * | |
874 | * Set the sge_offset to the start of the sgl (bytes). | |
875 | */ | |
876 | sgdir = 0x04000000; /* IOC will READ from sys mem */ | |
877 | sge_offset = sizeof(MPIHeader_t) + sizeof(FWDownloadTCSGE_t); | |
878 | if ((sgl = kbuf_alloc_2_sgl(fwlen, sgdir, sge_offset, | |
879 | &numfrags, &buflist, &sgl_dma, iocp)) == NULL) | |
880 | return -ENOMEM; | |
881 | ||
882 | /* | |
883 | * We should only need SGL with 2 simple_32bit entries (up to 256 kB) | |
884 | * for FC9xx f/w image, but calculate max number of sge hunks | |
885 | * we can fit into a request frame, and limit ourselves to that. | |
886 | * (currently no chain support) | |
887 | * maxfrags = (Request Size - FWdownload Size ) / Size of 32 bit SGE | |
888 | * Request maxfrags | |
889 | * 128 12 | |
890 | * 96 8 | |
891 | * 64 4 | |
892 | */ | |
14d0f0b0 KD |
893 | maxfrags = (iocp->req_sz - sizeof(MPIHeader_t) - |
894 | sizeof(FWDownloadTCSGE_t)) | |
895 | / iocp->SGE_size; | |
1da177e4 LT |
896 | if (numfrags > maxfrags) { |
897 | ret = -EMLINK; | |
898 | goto fwdl_out; | |
899 | } | |
900 | ||
09120a8c PS |
901 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "DbG: sgl buffer = %p, sgfrags = %d\n", |
902 | iocp->name, sgl, numfrags)); | |
1da177e4 LT |
903 | |
904 | /* | |
905 | * Parse SG list, copying sgl itself, | |
906 | * plus f/w image hunks from user space as we go... | |
907 | */ | |
908 | ret = -EFAULT; | |
909 | sgIn = sgl; | |
910 | bl = buflist; | |
911 | for (i=0; i < numfrags; i++) { | |
912 | ||
913 | /* Get the SGE type: 0 - TCSGE, 3 - Chain, 1 - Simple SGE | |
914 | * Skip everything but Simple. If simple, copy from | |
915 | * user space into kernel space. | |
916 | * Note: we should not have anything but Simple as | |
917 | * Chain SGE are illegal. | |
918 | */ | |
919 | nib = (sgIn->FlagsLength & 0x30000000) >> 28; | |
920 | if (nib == 0 || nib == 3) { | |
921 | ; | |
922 | } else if (sgIn->Address) { | |
14d0f0b0 | 923 | iocp->add_sge(sgOut, sgIn->FlagsLength, sgIn->Address); |
1da177e4 LT |
924 | n++; |
925 | if (copy_from_user(bl->kptr, ufwbuf+fw_bytes_copied, bl->len)) { | |
29dd3609 EM |
926 | printk(MYIOC_s_ERR_FMT "%s@%d::_ioctl_fwdl - " |
927 | "Unable to copy f/w buffer hunk#%d @ %p\n", | |
928 | iocp->name, __FILE__, __LINE__, n, ufwbuf); | |
1da177e4 LT |
929 | goto fwdl_out; |
930 | } | |
931 | fw_bytes_copied += bl->len; | |
932 | } | |
933 | sgIn++; | |
934 | bl++; | |
14d0f0b0 | 935 | sgOut += iocp->SGE_size; |
1da177e4 LT |
936 | } |
937 | ||
09120a8c | 938 | DBG_DUMP_FW_DOWNLOAD(iocp, (u32 *)mf, numfrags); |
1da177e4 LT |
939 | |
940 | /* | |
941 | * Finally, perform firmware download. | |
942 | */ | |
946cbf04 | 943 | ReplyMsg = NULL; |
ea2a788d KD |
944 | SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, dlmsg->MsgContext); |
945 | INITIALIZE_MGMT_STATUS(iocp->ioctl_cmds.status) | |
1da177e4 LT |
946 | mpt_put_msg_frame(mptctl_id, iocp, mf); |
947 | ||
948 | /* Now wait for the command to complete */ | |
ea2a788d KD |
949 | retry_wait: |
950 | timeleft = wait_for_completion_timeout(&iocp->ioctl_cmds.done, HZ*60); | |
951 | if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
952 | ret = -ETIME; | |
953 | printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__); | |
954 | if (iocp->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { | |
955 | mpt_free_msg_frame(iocp, mf); | |
956 | goto fwdl_out; | |
957 | } | |
97009a29 KT |
958 | if (!timeleft) { |
959 | printk(MYIOC_s_WARN_FMT | |
960 | "FW download timeout, doorbell=0x%08x\n", | |
961 | iocp->name, mpt_GetIocState(iocp, 0)); | |
ea2a788d | 962 | mptctl_timeout_expired(iocp, mf); |
97009a29 | 963 | } else |
ea2a788d KD |
964 | goto retry_wait; |
965 | goto fwdl_out; | |
966 | } | |
1da177e4 | 967 | |
ea2a788d KD |
968 | if (!(iocp->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { |
969 | printk(MYIOC_s_WARN_FMT "%s: failed\n", iocp->name, __func__); | |
970 | mpt_free_msg_frame(iocp, mf); | |
1da177e4 LT |
971 | ret = -ENODATA; |
972 | goto fwdl_out; | |
973 | } | |
974 | ||
975 | if (sgl) | |
976 | kfree_sgl(sgl, sgl_dma, buflist, iocp); | |
977 | ||
ea2a788d | 978 | ReplyMsg = (pFWDownloadReply_t)iocp->ioctl_cmds.reply; |
1da177e4 LT |
979 | iocstat = le16_to_cpu(ReplyMsg->IOCStatus) & MPI_IOCSTATUS_MASK; |
980 | if (iocstat == MPI_IOCSTATUS_SUCCESS) { | |
25985edc | 981 | printk(MYIOC_s_INFO_FMT "F/W update successful!\n", iocp->name); |
1da177e4 LT |
982 | return 0; |
983 | } else if (iocstat == MPI_IOCSTATUS_INVALID_FUNCTION) { | |
29dd3609 EM |
984 | printk(MYIOC_s_WARN_FMT "Hmmm... F/W download not supported!?!\n", |
985 | iocp->name); | |
986 | printk(MYIOC_s_WARN_FMT "(time to go bang on somebodies door)\n", | |
987 | iocp->name); | |
1da177e4 LT |
988 | return -EBADRQC; |
989 | } else if (iocstat == MPI_IOCSTATUS_BUSY) { | |
29dd3609 EM |
990 | printk(MYIOC_s_WARN_FMT "IOC_BUSY!\n", iocp->name); |
991 | printk(MYIOC_s_WARN_FMT "(try again later?)\n", iocp->name); | |
1da177e4 LT |
992 | return -EBUSY; |
993 | } else { | |
29dd3609 EM |
994 | printk(MYIOC_s_WARN_FMT "ioctl_fwdl() returned [bad] status = %04xh\n", |
995 | iocp->name, iocstat); | |
996 | printk(MYIOC_s_WARN_FMT "(bad VooDoo)\n", iocp->name); | |
1da177e4 LT |
997 | return -ENOMSG; |
998 | } | |
999 | return 0; | |
1000 | ||
1001 | fwdl_out: | |
ea2a788d KD |
1002 | |
1003 | CLEAR_MGMT_STATUS(iocp->ioctl_cmds.status); | |
1004 | SET_MGMT_MSG_CONTEXT(iocp->ioctl_cmds.msg_context, 0); | |
1da177e4 LT |
1005 | kfree_sgl(sgl, sgl_dma, buflist, iocp); |
1006 | return ret; | |
1007 | } | |
1008 | ||
1009 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1010 | /* | |
1011 | * SGE Allocation routine | |
1012 | * | |
1013 | * Inputs: bytes - number of bytes to be transferred | |
1014 | * sgdir - data direction | |
1015 | * sge_offset - offset (in bytes) from the start of the request | |
1016 | * frame to the first SGE | |
1017 | * ioc - pointer to the mptadapter | |
1018 | * Outputs: frags - number of scatter gather elements | |
1019 | * blp - point to the buflist pointer | |
1020 | * sglbuf_dma - pointer to the (dma) sgl | |
1021 | * Returns: Null if failes | |
1022 | * pointer to the (virtual) sgl if successful. | |
1023 | */ | |
1024 | static MptSge_t * | |
1025 | kbuf_alloc_2_sgl(int bytes, u32 sgdir, int sge_offset, int *frags, | |
1026 | struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc) | |
1027 | { | |
1028 | MptSge_t *sglbuf = NULL; /* pointer to array of SGE */ | |
1029 | /* and chain buffers */ | |
1030 | struct buflist *buflist = NULL; /* kernel routine */ | |
1031 | MptSge_t *sgl; | |
1032 | int numfrags = 0; | |
1033 | int fragcnt = 0; | |
1034 | int alloc_sz = min(bytes,MAX_KMALLOC_SZ); // avoid kernel warning msg! | |
1035 | int bytes_allocd = 0; | |
1036 | int this_alloc; | |
1037 | dma_addr_t pa; // phys addr | |
1038 | int i, buflist_ent; | |
1039 | int sg_spill = MAX_FRAGS_SPILL1; | |
1040 | int dir; | |
49121201 DC |
1041 | |
1042 | if (bytes < 0) | |
1043 | return NULL; | |
1044 | ||
1da177e4 LT |
1045 | /* initialization */ |
1046 | *frags = 0; | |
1047 | *blp = NULL; | |
1048 | ||
1049 | /* Allocate and initialize an array of kernel | |
1050 | * structures for the SG elements. | |
1051 | */ | |
1052 | i = MAX_SGL_BYTES / 8; | |
d7383a23 MK |
1053 | buflist = kzalloc(i, GFP_USER); |
1054 | if (!buflist) | |
1da177e4 | 1055 | return NULL; |
1da177e4 LT |
1056 | buflist_ent = 0; |
1057 | ||
1058 | /* Allocate a single block of memory to store the sg elements and | |
1059 | * the chain buffers. The calling routine is responsible for | |
1060 | * copying the data in this array into the correct place in the | |
1061 | * request and chain buffers. | |
1062 | */ | |
1063 | sglbuf = pci_alloc_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf_dma); | |
1064 | if (sglbuf == NULL) | |
1065 | goto free_and_fail; | |
1066 | ||
1067 | if (sgdir & 0x04000000) | |
1068 | dir = PCI_DMA_TODEVICE; | |
1069 | else | |
1070 | dir = PCI_DMA_FROMDEVICE; | |
1071 | ||
1072 | /* At start: | |
1073 | * sgl = sglbuf = point to beginning of sg buffer | |
1074 | * buflist_ent = 0 = first kernel structure | |
1075 | * sg_spill = number of SGE that can be written before the first | |
1076 | * chain element. | |
1077 | * | |
1078 | */ | |
1079 | sgl = sglbuf; | |
14d0f0b0 | 1080 | sg_spill = ((ioc->req_sz - sge_offset)/ioc->SGE_size) - 1; |
1da177e4 LT |
1081 | while (bytes_allocd < bytes) { |
1082 | this_alloc = min(alloc_sz, bytes-bytes_allocd); | |
1083 | buflist[buflist_ent].len = this_alloc; | |
1084 | buflist[buflist_ent].kptr = pci_alloc_consistent(ioc->pcidev, | |
1085 | this_alloc, | |
1086 | &pa); | |
1087 | if (buflist[buflist_ent].kptr == NULL) { | |
1088 | alloc_sz = alloc_sz / 2; | |
1089 | if (alloc_sz == 0) { | |
29dd3609 EM |
1090 | printk(MYIOC_s_WARN_FMT "-SG: No can do - " |
1091 | "not enough memory! :-(\n", ioc->name); | |
1092 | printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n", | |
1093 | ioc->name, numfrags); | |
1da177e4 LT |
1094 | goto free_and_fail; |
1095 | } | |
1096 | continue; | |
1097 | } else { | |
1098 | dma_addr_t dma_addr; | |
1099 | ||
1100 | bytes_allocd += this_alloc; | |
14d0f0b0 KD |
1101 | sgl->FlagsLength = (0x10000000|sgdir|this_alloc); |
1102 | dma_addr = pci_map_single(ioc->pcidev, | |
1103 | buflist[buflist_ent].kptr, this_alloc, dir); | |
1da177e4 LT |
1104 | sgl->Address = dma_addr; |
1105 | ||
1106 | fragcnt++; | |
1107 | numfrags++; | |
1108 | sgl++; | |
1109 | buflist_ent++; | |
1110 | } | |
1111 | ||
1112 | if (bytes_allocd >= bytes) | |
1113 | break; | |
1114 | ||
1115 | /* Need to chain? */ | |
1116 | if (fragcnt == sg_spill) { | |
29dd3609 EM |
1117 | printk(MYIOC_s_WARN_FMT |
1118 | "-SG: No can do - " "Chain required! :-(\n", ioc->name); | |
1119 | printk(MYIOC_s_WARN_FMT "(freeing %d frags)\n", ioc->name, numfrags); | |
1da177e4 LT |
1120 | goto free_and_fail; |
1121 | } | |
1122 | ||
1123 | /* overflow check... */ | |
1124 | if (numfrags*8 > MAX_SGL_BYTES){ | |
1125 | /* GRRRRR... */ | |
29dd3609 EM |
1126 | printk(MYIOC_s_WARN_FMT "-SG: No can do - " |
1127 | "too many SG frags! :-(\n", ioc->name); | |
1128 | printk(MYIOC_s_WARN_FMT "-SG: (freeing %d frags)\n", | |
1129 | ioc->name, numfrags); | |
1da177e4 LT |
1130 | goto free_and_fail; |
1131 | } | |
1132 | } | |
1133 | ||
1134 | /* Last sge fixup: set LE+eol+eob bits */ | |
1135 | sgl[-1].FlagsLength |= 0xC1000000; | |
1136 | ||
1137 | *frags = numfrags; | |
1138 | *blp = buflist; | |
1139 | ||
09120a8c PS |
1140 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - " |
1141 | "%d SG frags generated!\n", ioc->name, numfrags)); | |
1da177e4 | 1142 | |
09120a8c PS |
1143 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: kbuf_alloc_2_sgl() - " |
1144 | "last (big) alloc_sz=%d\n", ioc->name, alloc_sz)); | |
1da177e4 LT |
1145 | |
1146 | return sglbuf; | |
1147 | ||
1148 | free_and_fail: | |
1149 | if (sglbuf != NULL) { | |
1da177e4 LT |
1150 | for (i = 0; i < numfrags; i++) { |
1151 | dma_addr_t dma_addr; | |
1152 | u8 *kptr; | |
1153 | int len; | |
1154 | ||
1155 | if ((sglbuf[i].FlagsLength >> 24) == 0x30) | |
1156 | continue; | |
1157 | ||
1158 | dma_addr = sglbuf[i].Address; | |
1159 | kptr = buflist[i].kptr; | |
1160 | len = buflist[i].len; | |
1161 | ||
1162 | pci_free_consistent(ioc->pcidev, len, kptr, dma_addr); | |
1163 | } | |
1164 | pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sglbuf, *sglbuf_dma); | |
1165 | } | |
1166 | kfree(buflist); | |
1167 | return NULL; | |
1168 | } | |
1169 | ||
1170 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1171 | /* | |
1172 | * Routine to free the SGL elements. | |
1173 | */ | |
1174 | static void | |
1175 | kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma, struct buflist *buflist, MPT_ADAPTER *ioc) | |
1176 | { | |
1177 | MptSge_t *sg = sgl; | |
1178 | struct buflist *bl = buflist; | |
1179 | u32 nib; | |
1180 | int dir; | |
1181 | int n = 0; | |
1182 | ||
1183 | if (sg->FlagsLength & 0x04000000) | |
1184 | dir = PCI_DMA_TODEVICE; | |
1185 | else | |
1186 | dir = PCI_DMA_FROMDEVICE; | |
1187 | ||
1188 | nib = (sg->FlagsLength & 0xF0000000) >> 28; | |
1189 | while (! (nib & 0x4)) { /* eob */ | |
1190 | /* skip ignore/chain. */ | |
1191 | if (nib == 0 || nib == 3) { | |
1192 | ; | |
1193 | } else if (sg->Address) { | |
1194 | dma_addr_t dma_addr; | |
1195 | void *kptr; | |
1196 | int len; | |
1197 | ||
1198 | dma_addr = sg->Address; | |
1199 | kptr = bl->kptr; | |
1200 | len = bl->len; | |
1201 | pci_unmap_single(ioc->pcidev, dma_addr, len, dir); | |
1202 | pci_free_consistent(ioc->pcidev, len, kptr, dma_addr); | |
1203 | n++; | |
1204 | } | |
1205 | sg++; | |
1206 | bl++; | |
1207 | nib = (le32_to_cpu(sg->FlagsLength) & 0xF0000000) >> 28; | |
1208 | } | |
1209 | ||
1210 | /* we're at eob! */ | |
1211 | if (sg->Address) { | |
1212 | dma_addr_t dma_addr; | |
1213 | void *kptr; | |
1214 | int len; | |
1215 | ||
1216 | dma_addr = sg->Address; | |
1217 | kptr = bl->kptr; | |
1218 | len = bl->len; | |
1219 | pci_unmap_single(ioc->pcidev, dma_addr, len, dir); | |
1220 | pci_free_consistent(ioc->pcidev, len, kptr, dma_addr); | |
1221 | n++; | |
1222 | } | |
1223 | ||
1224 | pci_free_consistent(ioc->pcidev, MAX_SGL_BYTES, sgl, sgl_dma); | |
1225 | kfree(buflist); | |
09120a8c PS |
1226 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "-SG: Free'd 1 SGL buf + %d kbufs!\n", |
1227 | ioc->name, n)); | |
1da177e4 LT |
1228 | } |
1229 | ||
1230 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1231 | /* | |
1232 | * mptctl_getiocinfo - Query the host adapter for IOC information. | |
1233 | * @arg: User space argument | |
1234 | * | |
1235 | * Outputs: None. | |
1236 | * Return: 0 if successful | |
1237 | * -EFAULT if data unavailable | |
1238 | * -ENODEV if no such device/adapter | |
1239 | */ | |
1240 | static int | |
1241 | mptctl_getiocinfo (unsigned long arg, unsigned int data_size) | |
1242 | { | |
1243 | struct mpt_ioctl_iocinfo __user *uarg = (void __user *) arg; | |
1244 | struct mpt_ioctl_iocinfo *karg; | |
1245 | MPT_ADAPTER *ioc; | |
1246 | struct pci_dev *pdev; | |
1da177e4 | 1247 | int iocnum; |
b6fe4ddc | 1248 | unsigned int port; |
1da177e4 | 1249 | int cim_rev; |
793955f5 | 1250 | struct scsi_device *sdev; |
a69de507 | 1251 | VirtDevice *vdevice; |
1da177e4 | 1252 | |
1da177e4 LT |
1253 | /* Add of PCI INFO results in unaligned access for |
1254 | * IA64 and Sparc. Reset long to int. Return no PCI | |
1255 | * data for obsolete format. | |
1256 | */ | |
1257 | if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev0)) | |
1258 | cim_rev = 0; | |
1259 | else if (data_size == sizeof(struct mpt_ioctl_iocinfo_rev1)) | |
1260 | cim_rev = 1; | |
1261 | else if (data_size == sizeof(struct mpt_ioctl_iocinfo)) | |
1262 | cim_rev = 2; | |
1263 | else if (data_size == (sizeof(struct mpt_ioctl_iocinfo_rev0)+12)) | |
1264 | cim_rev = 0; /* obsolete */ | |
1265 | else | |
1266 | return -EFAULT; | |
1267 | ||
3e67c459 JL |
1268 | karg = memdup_user(uarg, data_size); |
1269 | if (IS_ERR(karg)) { | |
1270 | printk(KERN_ERR MYNAM "%s@%d::mpt_ioctl_iocinfo() - memdup_user returned error [%ld]\n", | |
1271 | __FILE__, __LINE__, PTR_ERR(karg)); | |
1272 | return PTR_ERR(karg); | |
1da177e4 LT |
1273 | } |
1274 | ||
1275 | if (((iocnum = mpt_verify_adapter(karg->hdr.iocnum, &ioc)) < 0) || | |
1276 | (ioc == NULL)) { | |
29dd3609 | 1277 | printk(KERN_DEBUG MYNAM "%s::mptctl_getiocinfo() @%d - ioc%d not found!\n", |
09120a8c | 1278 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1279 | kfree(karg); |
1280 | return -ENODEV; | |
1281 | } | |
1282 | ||
b6fe4ddc | 1283 | /* Verify the data transfer size is correct. */ |
1da177e4 | 1284 | if (karg->hdr.maxDataSize != data_size) { |
29dd3609 | 1285 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - " |
1da177e4 | 1286 | "Structure size mismatch. Command not completed.\n", |
29dd3609 | 1287 | ioc->name, __FILE__, __LINE__); |
1da177e4 LT |
1288 | kfree(karg); |
1289 | return -EFAULT; | |
1290 | } | |
1291 | ||
09120a8c PS |
1292 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_getiocinfo called.\n", |
1293 | ioc->name)); | |
1294 | ||
1da177e4 LT |
1295 | /* Fill in the data and return the structure to the calling |
1296 | * program | |
1297 | */ | |
9cc1cfbc ME |
1298 | if (ioc->bus_type == SAS) |
1299 | karg->adapterType = MPT_IOCTL_INTERFACE_SAS; | |
1300 | else if (ioc->bus_type == FC) | |
1da177e4 LT |
1301 | karg->adapterType = MPT_IOCTL_INTERFACE_FC; |
1302 | else | |
1303 | karg->adapterType = MPT_IOCTL_INTERFACE_SCSI; | |
1304 | ||
efee0bd9 JJ |
1305 | if (karg->hdr.port > 1) { |
1306 | kfree(karg); | |
b6fe4ddc | 1307 | return -EINVAL; |
efee0bd9 | 1308 | } |
1da177e4 LT |
1309 | port = karg->hdr.port; |
1310 | ||
1311 | karg->port = port; | |
1312 | pdev = (struct pci_dev *) ioc->pcidev; | |
1313 | ||
1314 | karg->pciId = pdev->device; | |
9ceb5c16 | 1315 | karg->hwRev = pdev->revision; |
1da177e4 LT |
1316 | karg->subSystemDevice = pdev->subsystem_device; |
1317 | karg->subSystemVendor = pdev->subsystem_vendor; | |
1318 | ||
1319 | if (cim_rev == 1) { | |
1320 | /* Get the PCI bus, device, and function numbers for the IOC | |
1321 | */ | |
1322 | karg->pciInfo.u.bits.busNumber = pdev->bus->number; | |
1323 | karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn ); | |
1324 | karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn ); | |
1325 | } else if (cim_rev == 2) { | |
86a7dcaa | 1326 | /* Get the PCI bus, device, function and segment ID numbers |
1da177e4 LT |
1327 | for the IOC */ |
1328 | karg->pciInfo.u.bits.busNumber = pdev->bus->number; | |
1329 | karg->pciInfo.u.bits.deviceNumber = PCI_SLOT( pdev->devfn ); | |
1330 | karg->pciInfo.u.bits.functionNumber = PCI_FUNC( pdev->devfn ); | |
1da177e4 LT |
1331 | karg->pciInfo.segmentID = pci_domain_nr(pdev->bus); |
1332 | } | |
1333 | ||
1334 | /* Get number of devices | |
1335 | */ | |
793955f5 EM |
1336 | karg->numDevices = 0; |
1337 | if (ioc->sh) { | |
1338 | shost_for_each_device(sdev, ioc->sh) { | |
a69de507 | 1339 | vdevice = sdev->hostdata; |
08f5c5c2 KD |
1340 | if (vdevice == NULL || vdevice->vtarget == NULL) |
1341 | continue; | |
a69de507 | 1342 | if (vdevice->vtarget->tflags & |
793955f5 EM |
1343 | MPT_TARGET_FLAGS_RAID_COMPONENT) |
1344 | continue; | |
1345 | karg->numDevices++; | |
1da177e4 LT |
1346 | } |
1347 | } | |
1da177e4 LT |
1348 | |
1349 | /* Set the BIOS and FW Version | |
1350 | */ | |
1351 | karg->FWVersion = ioc->facts.FWVersion.Word; | |
1352 | karg->BIOSVersion = ioc->biosVersion; | |
1353 | ||
1354 | /* Set the Version Strings. | |
1355 | */ | |
1356 | strncpy (karg->driverVersion, MPT_LINUX_PACKAGE_NAME, MPT_IOCTL_VERSION_LENGTH); | |
1357 | karg->driverVersion[MPT_IOCTL_VERSION_LENGTH-1]='\0'; | |
1358 | ||
1359 | karg->busChangeEvent = 0; | |
1360 | karg->hostId = ioc->pfacts[port].PortSCSIID; | |
1361 | karg->rsvd[0] = karg->rsvd[1] = 0; | |
1362 | ||
1363 | /* Copy the data from kernel memory to user memory | |
1364 | */ | |
1365 | if (copy_to_user((char __user *)arg, karg, data_size)) { | |
29dd3609 | 1366 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_getiocinfo - " |
1da177e4 | 1367 | "Unable to write out mpt_ioctl_iocinfo struct @ %p\n", |
29dd3609 | 1368 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
1369 | kfree(karg); |
1370 | return -EFAULT; | |
1371 | } | |
1372 | ||
1373 | kfree(karg); | |
1374 | return 0; | |
1375 | } | |
1376 | ||
1377 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1378 | /* | |
1379 | * mptctl_gettargetinfo - Query the host adapter for target information. | |
1380 | * @arg: User space argument | |
1381 | * | |
1382 | * Outputs: None. | |
1383 | * Return: 0 if successful | |
1384 | * -EFAULT if data unavailable | |
1385 | * -ENODEV if no such device/adapter | |
1386 | */ | |
1387 | static int | |
1388 | mptctl_gettargetinfo (unsigned long arg) | |
1389 | { | |
1390 | struct mpt_ioctl_targetinfo __user *uarg = (void __user *) arg; | |
1391 | struct mpt_ioctl_targetinfo karg; | |
1392 | MPT_ADAPTER *ioc; | |
a69de507 | 1393 | VirtDevice *vdevice; |
1da177e4 LT |
1394 | char *pmem; |
1395 | int *pdata; | |
1da177e4 LT |
1396 | int iocnum; |
1397 | int numDevices = 0; | |
793955f5 | 1398 | int lun; |
1da177e4 LT |
1399 | int maxWordsLeft; |
1400 | int numBytes; | |
793955f5 EM |
1401 | u8 port; |
1402 | struct scsi_device *sdev; | |
1da177e4 | 1403 | |
1da177e4 | 1404 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_targetinfo))) { |
29dd3609 | 1405 | printk(KERN_ERR MYNAM "%s@%d::mptctl_gettargetinfo - " |
1da177e4 LT |
1406 | "Unable to read in mpt_ioctl_targetinfo struct @ %p\n", |
1407 | __FILE__, __LINE__, uarg); | |
1408 | return -EFAULT; | |
1409 | } | |
1410 | ||
1411 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1412 | (ioc == NULL)) { | |
29dd3609 | 1413 | printk(KERN_DEBUG MYNAM "%s::mptctl_gettargetinfo() @%d - ioc%d not found!\n", |
09120a8c | 1414 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1415 | return -ENODEV; |
1416 | } | |
1417 | ||
09120a8c PS |
1418 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_gettargetinfo called.\n", |
1419 | ioc->name)); | |
1da177e4 LT |
1420 | /* Get the port number and set the maximum number of bytes |
1421 | * in the returned structure. | |
1422 | * Ignore the port setting. | |
1423 | */ | |
1424 | numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header); | |
1425 | maxWordsLeft = numBytes/sizeof(int); | |
1426 | port = karg.hdr.port; | |
1427 | ||
1428 | if (maxWordsLeft <= 0) { | |
29dd3609 EM |
1429 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n", |
1430 | ioc->name, __FILE__, __LINE__); | |
1da177e4 LT |
1431 | return -ENOMEM; |
1432 | } | |
1433 | ||
1434 | /* Fill in the data and return the structure to the calling | |
1435 | * program | |
1436 | */ | |
1437 | ||
1438 | /* struct mpt_ioctl_targetinfo does not contain sufficient space | |
1439 | * for the target structures so when the IOCTL is called, there is | |
1440 | * not sufficient stack space for the structure. Allocate memory, | |
1441 | * populate the memory, copy back to the user, then free memory. | |
1442 | * targetInfo format: | |
1443 | * bits 31-24: reserved | |
1444 | * 23-16: LUN | |
1445 | * 15- 8: Bus Number | |
1446 | * 7- 0: Target ID | |
1447 | */ | |
d7383a23 MK |
1448 | pmem = kzalloc(numBytes, GFP_KERNEL); |
1449 | if (!pmem) { | |
29dd3609 EM |
1450 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo() - no memory available!\n", |
1451 | ioc->name, __FILE__, __LINE__); | |
1da177e4 LT |
1452 | return -ENOMEM; |
1453 | } | |
1da177e4 LT |
1454 | pdata = (int *) pmem; |
1455 | ||
1456 | /* Get number of devices | |
1457 | */ | |
793955f5 EM |
1458 | if (ioc->sh){ |
1459 | shost_for_each_device(sdev, ioc->sh) { | |
1460 | if (!maxWordsLeft) | |
1461 | continue; | |
a69de507 | 1462 | vdevice = sdev->hostdata; |
08f5c5c2 KD |
1463 | if (vdevice == NULL || vdevice->vtarget == NULL) |
1464 | continue; | |
a69de507 | 1465 | if (vdevice->vtarget->tflags & |
793955f5 EM |
1466 | MPT_TARGET_FLAGS_RAID_COMPONENT) |
1467 | continue; | |
a69de507 EM |
1468 | lun = (vdevice->vtarget->raidVolume) ? 0x80 : vdevice->lun; |
1469 | *pdata = (((u8)lun << 16) + (vdevice->vtarget->channel << 8) + | |
1470 | (vdevice->vtarget->id )); | |
793955f5 EM |
1471 | pdata++; |
1472 | numDevices++; | |
1473 | --maxWordsLeft; | |
1da177e4 LT |
1474 | } |
1475 | } | |
1da177e4 LT |
1476 | karg.numDevices = numDevices; |
1477 | ||
1478 | /* Copy part of the data from kernel memory to user memory | |
1479 | */ | |
1480 | if (copy_to_user((char __user *)arg, &karg, | |
1481 | sizeof(struct mpt_ioctl_targetinfo))) { | |
29dd3609 | 1482 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - " |
1da177e4 | 1483 | "Unable to write out mpt_ioctl_targetinfo struct @ %p\n", |
29dd3609 | 1484 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
1485 | kfree(pmem); |
1486 | return -EFAULT; | |
1487 | } | |
1488 | ||
1489 | /* Copy the remaining data from kernel memory to user memory | |
1490 | */ | |
1491 | if (copy_to_user(uarg->targetInfo, pmem, numBytes)) { | |
29dd3609 | 1492 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_gettargetinfo - " |
1da177e4 | 1493 | "Unable to write out mpt_ioctl_targetinfo struct @ %p\n", |
29dd3609 | 1494 | ioc->name, __FILE__, __LINE__, pdata); |
1da177e4 LT |
1495 | kfree(pmem); |
1496 | return -EFAULT; | |
1497 | } | |
1498 | ||
1499 | kfree(pmem); | |
1500 | ||
1501 | return 0; | |
1502 | } | |
1503 | ||
1504 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1505 | /* MPT IOCTL Test function. | |
1506 | * | |
1507 | * Outputs: None. | |
1508 | * Return: 0 if successful | |
1509 | * -EFAULT if data unavailable | |
1510 | * -ENODEV if no such device/adapter | |
1511 | */ | |
1512 | static int | |
1513 | mptctl_readtest (unsigned long arg) | |
1514 | { | |
1515 | struct mpt_ioctl_test __user *uarg = (void __user *) arg; | |
1516 | struct mpt_ioctl_test karg; | |
1517 | MPT_ADAPTER *ioc; | |
1518 | int iocnum; | |
1519 | ||
1da177e4 | 1520 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_test))) { |
29dd3609 | 1521 | printk(KERN_ERR MYNAM "%s@%d::mptctl_readtest - " |
1da177e4 LT |
1522 | "Unable to read in mpt_ioctl_test struct @ %p\n", |
1523 | __FILE__, __LINE__, uarg); | |
1524 | return -EFAULT; | |
1525 | } | |
1526 | ||
1527 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1528 | (ioc == NULL)) { | |
29dd3609 | 1529 | printk(KERN_DEBUG MYNAM "%s::mptctl_readtest() @%d - ioc%d not found!\n", |
09120a8c | 1530 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1531 | return -ENODEV; |
1532 | } | |
1533 | ||
09120a8c PS |
1534 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_readtest called.\n", |
1535 | ioc->name)); | |
1da177e4 LT |
1536 | /* Fill in the data and return the structure to the calling |
1537 | * program | |
1538 | */ | |
1539 | ||
1540 | #ifdef MFCNT | |
1541 | karg.chip_type = ioc->mfcnt; | |
1542 | #else | |
1543 | karg.chip_type = ioc->pcidev->device; | |
1544 | #endif | |
1545 | strncpy (karg.name, ioc->name, MPT_MAX_NAME); | |
1546 | karg.name[MPT_MAX_NAME-1]='\0'; | |
1547 | strncpy (karg.product, ioc->prod_name, MPT_PRODUCT_LENGTH); | |
1548 | karg.product[MPT_PRODUCT_LENGTH-1]='\0'; | |
1549 | ||
1550 | /* Copy the data from kernel memory to user memory | |
1551 | */ | |
1552 | if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_test))) { | |
29dd3609 | 1553 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_readtest - " |
1da177e4 | 1554 | "Unable to write out mpt_ioctl_test struct @ %p\n", |
29dd3609 | 1555 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
1556 | return -EFAULT; |
1557 | } | |
1558 | ||
1559 | return 0; | |
1560 | } | |
1561 | ||
1562 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1563 | /* | |
1564 | * mptctl_eventquery - Query the host adapter for the event types | |
1565 | * that are being logged. | |
1566 | * @arg: User space argument | |
1567 | * | |
1568 | * Outputs: None. | |
1569 | * Return: 0 if successful | |
1570 | * -EFAULT if data unavailable | |
1571 | * -ENODEV if no such device/adapter | |
1572 | */ | |
1573 | static int | |
1574 | mptctl_eventquery (unsigned long arg) | |
1575 | { | |
1576 | struct mpt_ioctl_eventquery __user *uarg = (void __user *) arg; | |
1577 | struct mpt_ioctl_eventquery karg; | |
1578 | MPT_ADAPTER *ioc; | |
1579 | int iocnum; | |
1580 | ||
1da177e4 | 1581 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventquery))) { |
29dd3609 | 1582 | printk(KERN_ERR MYNAM "%s@%d::mptctl_eventquery - " |
1da177e4 LT |
1583 | "Unable to read in mpt_ioctl_eventquery struct @ %p\n", |
1584 | __FILE__, __LINE__, uarg); | |
1585 | return -EFAULT; | |
1586 | } | |
1587 | ||
1588 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1589 | (ioc == NULL)) { | |
29dd3609 | 1590 | printk(KERN_DEBUG MYNAM "%s::mptctl_eventquery() @%d - ioc%d not found!\n", |
09120a8c | 1591 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1592 | return -ENODEV; |
1593 | } | |
1594 | ||
09120a8c PS |
1595 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventquery called.\n", |
1596 | ioc->name)); | |
5b5ef4f6 | 1597 | karg.eventEntries = MPTCTL_EVENT_LOG_SIZE; |
1da177e4 LT |
1598 | karg.eventTypes = ioc->eventTypes; |
1599 | ||
1600 | /* Copy the data from kernel memory to user memory | |
1601 | */ | |
1602 | if (copy_to_user((char __user *)arg, &karg, sizeof(struct mpt_ioctl_eventquery))) { | |
29dd3609 | 1603 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventquery - " |
1da177e4 | 1604 | "Unable to write out mpt_ioctl_eventquery struct @ %p\n", |
29dd3609 | 1605 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
1606 | return -EFAULT; |
1607 | } | |
1608 | return 0; | |
1609 | } | |
1610 | ||
1611 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1612 | static int | |
1613 | mptctl_eventenable (unsigned long arg) | |
1614 | { | |
1615 | struct mpt_ioctl_eventenable __user *uarg = (void __user *) arg; | |
1616 | struct mpt_ioctl_eventenable karg; | |
1617 | MPT_ADAPTER *ioc; | |
1618 | int iocnum; | |
1619 | ||
1da177e4 | 1620 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventenable))) { |
29dd3609 | 1621 | printk(KERN_ERR MYNAM "%s@%d::mptctl_eventenable - " |
1da177e4 LT |
1622 | "Unable to read in mpt_ioctl_eventenable struct @ %p\n", |
1623 | __FILE__, __LINE__, uarg); | |
1624 | return -EFAULT; | |
1625 | } | |
1626 | ||
1627 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1628 | (ioc == NULL)) { | |
29dd3609 | 1629 | printk(KERN_DEBUG MYNAM "%s::mptctl_eventenable() @%d - ioc%d not found!\n", |
09120a8c | 1630 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1631 | return -ENODEV; |
1632 | } | |
1633 | ||
09120a8c PS |
1634 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventenable called.\n", |
1635 | ioc->name)); | |
1da177e4 LT |
1636 | if (ioc->events == NULL) { |
1637 | /* Have not yet allocated memory - do so now. | |
1638 | */ | |
1639 | int sz = MPTCTL_EVENT_LOG_SIZE * sizeof(MPT_IOCTL_EVENTS); | |
d7383a23 MK |
1640 | ioc->events = kzalloc(sz, GFP_KERNEL); |
1641 | if (!ioc->events) { | |
29dd3609 EM |
1642 | printk(MYIOC_s_ERR_FMT |
1643 | ": ERROR - Insufficient memory to add adapter!\n", | |
1644 | ioc->name); | |
1da177e4 LT |
1645 | return -ENOMEM; |
1646 | } | |
1da177e4 LT |
1647 | ioc->alloc_total += sz; |
1648 | ||
1da177e4 LT |
1649 | ioc->eventContext = 0; |
1650 | } | |
1651 | ||
1652 | /* Update the IOC event logging flag. | |
1653 | */ | |
1654 | ioc->eventTypes = karg.eventTypes; | |
1655 | ||
1656 | return 0; | |
1657 | } | |
1658 | ||
1659 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1660 | static int | |
1661 | mptctl_eventreport (unsigned long arg) | |
1662 | { | |
1663 | struct mpt_ioctl_eventreport __user *uarg = (void __user *) arg; | |
1664 | struct mpt_ioctl_eventreport karg; | |
1665 | MPT_ADAPTER *ioc; | |
1666 | int iocnum; | |
1667 | int numBytes, maxEvents, max; | |
1668 | ||
1da177e4 | 1669 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_eventreport))) { |
29dd3609 | 1670 | printk(KERN_ERR MYNAM "%s@%d::mptctl_eventreport - " |
1da177e4 LT |
1671 | "Unable to read in mpt_ioctl_eventreport struct @ %p\n", |
1672 | __FILE__, __LINE__, uarg); | |
1673 | return -EFAULT; | |
1674 | } | |
1675 | ||
1676 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1677 | (ioc == NULL)) { | |
29dd3609 | 1678 | printk(KERN_DEBUG MYNAM "%s::mptctl_eventreport() @%d - ioc%d not found!\n", |
09120a8c | 1679 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1680 | return -ENODEV; |
1681 | } | |
09120a8c PS |
1682 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_eventreport called.\n", |
1683 | ioc->name)); | |
1da177e4 LT |
1684 | |
1685 | numBytes = karg.hdr.maxDataSize - sizeof(mpt_ioctl_header); | |
1686 | maxEvents = numBytes/sizeof(MPT_IOCTL_EVENTS); | |
1687 | ||
1688 | ||
5b5ef4f6 | 1689 | max = MPTCTL_EVENT_LOG_SIZE < maxEvents ? MPTCTL_EVENT_LOG_SIZE : maxEvents; |
1da177e4 LT |
1690 | |
1691 | /* If fewer than 1 event is requested, there must have | |
1692 | * been some type of error. | |
1693 | */ | |
1694 | if ((max < 1) || !ioc->events) | |
1695 | return -ENODATA; | |
1696 | ||
ea5a7a82 ME |
1697 | /* reset this flag so SIGIO can restart */ |
1698 | ioc->aen_event_read_flag=0; | |
1699 | ||
1da177e4 LT |
1700 | /* Copy the data from kernel memory to user memory |
1701 | */ | |
1702 | numBytes = max * sizeof(MPT_IOCTL_EVENTS); | |
1703 | if (copy_to_user(uarg->eventData, ioc->events, numBytes)) { | |
29dd3609 | 1704 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_eventreport - " |
1da177e4 | 1705 | "Unable to write out mpt_ioctl_eventreport struct @ %p\n", |
29dd3609 | 1706 | ioc->name, __FILE__, __LINE__, ioc->events); |
1da177e4 LT |
1707 | return -EFAULT; |
1708 | } | |
1709 | ||
1710 | return 0; | |
1711 | } | |
1712 | ||
1713 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1714 | static int | |
1715 | mptctl_replace_fw (unsigned long arg) | |
1716 | { | |
1717 | struct mpt_ioctl_replace_fw __user *uarg = (void __user *) arg; | |
1718 | struct mpt_ioctl_replace_fw karg; | |
1719 | MPT_ADAPTER *ioc; | |
1720 | int iocnum; | |
1721 | int newFwSize; | |
1722 | ||
1da177e4 | 1723 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_replace_fw))) { |
29dd3609 | 1724 | printk(KERN_ERR MYNAM "%s@%d::mptctl_replace_fw - " |
1da177e4 LT |
1725 | "Unable to read in mpt_ioctl_replace_fw struct @ %p\n", |
1726 | __FILE__, __LINE__, uarg); | |
1727 | return -EFAULT; | |
1728 | } | |
1729 | ||
1730 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1731 | (ioc == NULL)) { | |
29dd3609 | 1732 | printk(KERN_DEBUG MYNAM "%s::mptctl_replace_fw() @%d - ioc%d not found!\n", |
09120a8c | 1733 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1734 | return -ENODEV; |
1735 | } | |
1736 | ||
09120a8c PS |
1737 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_replace_fw called.\n", |
1738 | ioc->name)); | |
1da177e4 LT |
1739 | /* If caching FW, Free the old FW image |
1740 | */ | |
1741 | if (ioc->cached_fw == NULL) | |
1742 | return 0; | |
1743 | ||
1744 | mpt_free_fw_memory(ioc); | |
1745 | ||
1746 | /* Allocate memory for the new FW image | |
1747 | */ | |
f6e495a2 | 1748 | newFwSize = ALIGN(karg.newImageSize, 4); |
1da177e4 LT |
1749 | |
1750 | mpt_alloc_fw_memory(ioc, newFwSize); | |
1751 | if (ioc->cached_fw == NULL) | |
1752 | return -ENOMEM; | |
1753 | ||
1754 | /* Copy the data from user memory to kernel space | |
1755 | */ | |
1756 | if (copy_from_user(ioc->cached_fw, uarg->newImage, newFwSize)) { | |
29dd3609 | 1757 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_replace_fw - " |
1da177e4 | 1758 | "Unable to read in mpt_ioctl_replace_fw image " |
29dd3609 | 1759 | "@ %p\n", ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
1760 | mpt_free_fw_memory(ioc); |
1761 | return -EFAULT; | |
1762 | } | |
1763 | ||
1764 | /* Update IOCFactsReply | |
1765 | */ | |
1766 | ioc->facts.FWImageSize = newFwSize; | |
1767 | return 0; | |
1768 | } | |
1769 | ||
1770 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1771 | /* MPT IOCTL MPTCOMMAND function. | |
1772 | * Cast the arg into the mpt_ioctl_mpt_command structure. | |
1773 | * | |
1774 | * Outputs: None. | |
1775 | * Return: 0 if successful | |
fc1323bb | 1776 | * -EBUSY if previous command timeout and IOC reset is not complete. |
1da177e4 LT |
1777 | * -EFAULT if data unavailable |
1778 | * -ENODEV if no such device/adapter | |
1779 | * -ETIME if timer expires | |
1780 | * -ENOMEM if memory allocation error | |
1781 | */ | |
1782 | static int | |
1783 | mptctl_mpt_command (unsigned long arg) | |
1784 | { | |
1785 | struct mpt_ioctl_command __user *uarg = (void __user *) arg; | |
1786 | struct mpt_ioctl_command karg; | |
1787 | MPT_ADAPTER *ioc; | |
1788 | int iocnum; | |
1789 | int rc; | |
1790 | ||
1da177e4 LT |
1791 | |
1792 | if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_command))) { | |
29dd3609 | 1793 | printk(KERN_ERR MYNAM "%s@%d::mptctl_mpt_command - " |
1da177e4 LT |
1794 | "Unable to read in mpt_ioctl_command struct @ %p\n", |
1795 | __FILE__, __LINE__, uarg); | |
1796 | return -EFAULT; | |
1797 | } | |
1798 | ||
1799 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1800 | (ioc == NULL)) { | |
29dd3609 | 1801 | printk(KERN_DEBUG MYNAM "%s::mptctl_mpt_command() @%d - ioc%d not found!\n", |
09120a8c | 1802 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1803 | return -ENODEV; |
1804 | } | |
1805 | ||
1806 | rc = mptctl_do_mpt_command (karg, &uarg->MF); | |
1807 | ||
1808 | return rc; | |
1809 | } | |
1810 | ||
1811 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1812 | /* Worker routine for the IOCTL MPTCOMMAND and MPTCOMMAND32 (sparc) commands. | |
1813 | * | |
1814 | * Outputs: None. | |
1815 | * Return: 0 if successful | |
fc1323bb | 1816 | * -EBUSY if previous command timeout and IOC reset is not complete. |
1da177e4 LT |
1817 | * -EFAULT if data unavailable |
1818 | * -ENODEV if no such device/adapter | |
1819 | * -ETIME if timer expires | |
1820 | * -ENOMEM if memory allocation error | |
1821 | * -EPERM if SCSI I/O and target is untagged | |
1822 | */ | |
1823 | static int | |
1824 | mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr) | |
1825 | { | |
1826 | MPT_ADAPTER *ioc; | |
1827 | MPT_FRAME_HDR *mf = NULL; | |
1828 | MPIHeader_t *hdr; | |
1829 | char *psge; | |
1830 | struct buflist bufIn; /* data In buffer */ | |
1831 | struct buflist bufOut; /* data Out buffer */ | |
1832 | dma_addr_t dma_addr_in; | |
1833 | dma_addr_t dma_addr_out; | |
1834 | int sgSize = 0; /* Num SG elements */ | |
1835 | int iocnum, flagsLength; | |
1836 | int sz, rc = 0; | |
1837 | int msgContext; | |
1838 | u16 req_idx; | |
1839 | ulong timeout; | |
ea2a788d | 1840 | unsigned long timeleft; |
793955f5 | 1841 | struct scsi_device *sdev; |
ea2a788d KD |
1842 | unsigned long flags; |
1843 | u8 function; | |
1da177e4 | 1844 | |
ab371287 EM |
1845 | /* bufIn and bufOut are used for user to kernel space transfers |
1846 | */ | |
1da177e4 | 1847 | bufIn.kptr = bufOut.kptr = NULL; |
ab371287 | 1848 | bufIn.len = bufOut.len = 0; |
1da177e4 LT |
1849 | |
1850 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
1851 | (ioc == NULL)) { | |
29dd3609 | 1852 | printk(KERN_DEBUG MYNAM "%s::mptctl_do_mpt_command() @%d - ioc%d not found!\n", |
09120a8c | 1853 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
1854 | return -ENODEV; |
1855 | } | |
ea2a788d KD |
1856 | |
1857 | spin_lock_irqsave(&ioc->taskmgmt_lock, flags); | |
1858 | if (ioc->ioc_reset_in_progress) { | |
1859 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
29dd3609 | 1860 | printk(KERN_ERR MYNAM "%s@%d::mptctl_do_mpt_command - " |
ea2a788d | 1861 | "Busy with diagnostic reset\n", __FILE__, __LINE__); |
1da177e4 LT |
1862 | return -EBUSY; |
1863 | } | |
ea2a788d | 1864 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); |
1da177e4 | 1865 | |
e819cdb1 DC |
1866 | /* Basic sanity checks to prevent underflows or integer overflows */ |
1867 | if (karg.maxReplyBytes < 0 || | |
1868 | karg.dataInSize < 0 || | |
1869 | karg.dataOutSize < 0 || | |
1870 | karg.dataSgeOffset < 0 || | |
1871 | karg.maxSenseBytes < 0 || | |
1872 | karg.dataSgeOffset > ioc->req_sz / 4) | |
1873 | return -EINVAL; | |
1874 | ||
1da177e4 LT |
1875 | /* Verify that the final request frame will not be too large. |
1876 | */ | |
1877 | sz = karg.dataSgeOffset * 4; | |
1878 | if (karg.dataInSize > 0) | |
14d0f0b0 | 1879 | sz += ioc->SGE_size; |
1da177e4 | 1880 | if (karg.dataOutSize > 0) |
14d0f0b0 | 1881 | sz += ioc->SGE_size; |
1da177e4 LT |
1882 | |
1883 | if (sz > ioc->req_sz) { | |
29dd3609 | 1884 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 1885 | "Request frame too large (%d) maximum (%d)\n", |
29dd3609 | 1886 | ioc->name, __FILE__, __LINE__, sz, ioc->req_sz); |
1da177e4 LT |
1887 | return -EFAULT; |
1888 | } | |
1889 | ||
1890 | /* Get a free request frame and save the message context. | |
1891 | */ | |
1892 | if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL) | |
1893 | return -EAGAIN; | |
1894 | ||
1895 | hdr = (MPIHeader_t *) mf; | |
1896 | msgContext = le32_to_cpu(hdr->MsgContext); | |
1897 | req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
1898 | ||
1899 | /* Copy the request frame | |
1900 | * Reset the saved message context. | |
1901 | * Request frame in user space | |
1902 | */ | |
1903 | if (copy_from_user(mf, mfPtr, karg.dataSgeOffset * 4)) { | |
29dd3609 | 1904 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 1905 | "Unable to read MF from mpt_ioctl_command struct @ %p\n", |
29dd3609 | 1906 | ioc->name, __FILE__, __LINE__, mfPtr); |
ea2a788d | 1907 | function = -1; |
1da177e4 LT |
1908 | rc = -EFAULT; |
1909 | goto done_free_mem; | |
1910 | } | |
1911 | hdr->MsgContext = cpu_to_le32(msgContext); | |
ea2a788d | 1912 | function = hdr->Function; |
1da177e4 LT |
1913 | |
1914 | ||
1915 | /* Verify that this request is allowed. | |
1916 | */ | |
09120a8c PS |
1917 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sending mpi function (0x%02X), req=%p\n", |
1918 | ioc->name, hdr->Function, mf)); | |
1919 | ||
ea2a788d | 1920 | switch (function) { |
1da177e4 LT |
1921 | case MPI_FUNCTION_IOC_FACTS: |
1922 | case MPI_FUNCTION_PORT_FACTS: | |
1923 | karg.dataOutSize = karg.dataInSize = 0; | |
1924 | break; | |
1925 | ||
1926 | case MPI_FUNCTION_CONFIG: | |
09120a8c PS |
1927 | { |
1928 | Config_t *config_frame; | |
1929 | config_frame = (Config_t *)mf; | |
1930 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\ttype=0x%02x ext_type=0x%02x " | |
1931 | "number=0x%02x action=0x%02x\n", ioc->name, | |
1932 | config_frame->Header.PageType, | |
1933 | config_frame->ExtPageType, | |
1934 | config_frame->Header.PageNumber, | |
1935 | config_frame->Action)); | |
1936 | break; | |
1937 | } | |
1938 | ||
1da177e4 LT |
1939 | case MPI_FUNCTION_FC_COMMON_TRANSPORT_SEND: |
1940 | case MPI_FUNCTION_FC_EX_LINK_SRVC_SEND: | |
1941 | case MPI_FUNCTION_FW_UPLOAD: | |
1942 | case MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR: | |
1943 | case MPI_FUNCTION_FW_DOWNLOAD: | |
1944 | case MPI_FUNCTION_FC_PRIMITIVE_SEND: | |
096f7a2a ME |
1945 | case MPI_FUNCTION_TOOLBOX: |
1946 | case MPI_FUNCTION_SAS_IO_UNIT_CONTROL: | |
1da177e4 LT |
1947 | break; |
1948 | ||
1949 | case MPI_FUNCTION_SCSI_IO_REQUEST: | |
1950 | if (ioc->sh) { | |
1951 | SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf; | |
1da177e4 LT |
1952 | int qtag = MPI_SCSIIO_CONTROL_UNTAGGED; |
1953 | int scsidir = 0; | |
1da177e4 | 1954 | int dataSize; |
793955f5 | 1955 | u32 id; |
1da177e4 | 1956 | |
793955f5 EM |
1957 | id = (ioc->devices_per_bus == 0) ? 256 : ioc->devices_per_bus; |
1958 | if (pScsiReq->TargetID > id) { | |
29dd3609 | 1959 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 1960 | "Target ID out of bounds. \n", |
29dd3609 | 1961 | ioc->name, __FILE__, __LINE__); |
1da177e4 LT |
1962 | rc = -ENODEV; |
1963 | goto done_free_mem; | |
1964 | } | |
1965 | ||
793955f5 | 1966 | if (pScsiReq->Bus >= ioc->number_of_buses) { |
29dd3609 | 1967 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
793955f5 | 1968 | "Target Bus out of bounds. \n", |
29dd3609 | 1969 | ioc->name, __FILE__, __LINE__); |
793955f5 EM |
1970 | rc = -ENODEV; |
1971 | goto done_free_mem; | |
1972 | } | |
1973 | ||
5f07e249 | 1974 | pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH; |
14d0f0b0 | 1975 | pScsiReq->MsgFlags |= mpt_msg_flags(ioc); |
5f07e249 | 1976 | |
1da177e4 LT |
1977 | |
1978 | /* verify that app has not requested | |
1979 | * more sense data than driver | |
1980 | * can provide, if so, reset this parameter | |
1981 | * set the sense buffer pointer low address | |
1982 | * update the control field to specify Q type | |
1983 | */ | |
1984 | if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE) | |
1985 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
1986 | else | |
1987 | pScsiReq->SenseBufferLength = karg.maxSenseBytes; | |
1988 | ||
1989 | pScsiReq->SenseBufferLowAddr = | |
1990 | cpu_to_le32(ioc->sense_buf_low_dma | |
1991 | + (req_idx * MPT_SENSE_BUFFER_ALLOC)); | |
1992 | ||
793955f5 EM |
1993 | shost_for_each_device(sdev, ioc->sh) { |
1994 | struct scsi_target *starget = scsi_target(sdev); | |
1995 | VirtTarget *vtarget = starget->hostdata; | |
1da177e4 | 1996 | |
08f5c5c2 KD |
1997 | if (vtarget == NULL) |
1998 | continue; | |
1999 | ||
793955f5 EM |
2000 | if ((pScsiReq->TargetID == vtarget->id) && |
2001 | (pScsiReq->Bus == vtarget->channel) && | |
2002 | (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) | |
2003 | qtag = MPI_SCSIIO_CONTROL_SIMPLEQ; | |
2004 | } | |
1da177e4 LT |
2005 | |
2006 | /* Have the IOCTL driver set the direction based | |
2007 | * on the dataOutSize (ordering issue with Sparc). | |
2008 | */ | |
2009 | if (karg.dataOutSize > 0) { | |
2010 | scsidir = MPI_SCSIIO_CONTROL_WRITE; | |
2011 | dataSize = karg.dataOutSize; | |
2012 | } else { | |
2013 | scsidir = MPI_SCSIIO_CONTROL_READ; | |
2014 | dataSize = karg.dataInSize; | |
2015 | } | |
2016 | ||
2017 | pScsiReq->Control = cpu_to_le32(scsidir | qtag); | |
2018 | pScsiReq->DataLength = cpu_to_le32(dataSize); | |
2019 | ||
1da177e4 LT |
2020 | |
2021 | } else { | |
29dd3609 | 2022 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2023 | "SCSI driver is not loaded. \n", |
29dd3609 | 2024 | ioc->name, __FILE__, __LINE__); |
1da177e4 LT |
2025 | rc = -EFAULT; |
2026 | goto done_free_mem; | |
2027 | } | |
2028 | break; | |
2029 | ||
096f7a2a ME |
2030 | case MPI_FUNCTION_SMP_PASSTHROUGH: |
2031 | /* Check mf->PassthruFlags to determine if | |
2032 | * transfer is ImmediateMode or not. | |
2033 | * Immediate mode returns data in the ReplyFrame. | |
2034 | * Else, we are sending request and response data | |
2035 | * in two SGLs at the end of the mf. | |
2036 | */ | |
2037 | break; | |
2038 | ||
2039 | case MPI_FUNCTION_SATA_PASSTHROUGH: | |
2040 | if (!ioc->sh) { | |
29dd3609 | 2041 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
096f7a2a | 2042 | "SCSI driver is not loaded. \n", |
29dd3609 | 2043 | ioc->name, __FILE__, __LINE__); |
096f7a2a ME |
2044 | rc = -EFAULT; |
2045 | goto done_free_mem; | |
2046 | } | |
2047 | break; | |
2048 | ||
1da177e4 LT |
2049 | case MPI_FUNCTION_RAID_ACTION: |
2050 | /* Just add a SGE | |
2051 | */ | |
2052 | break; | |
2053 | ||
2054 | case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: | |
2055 | if (ioc->sh) { | |
2056 | SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf; | |
2057 | int qtag = MPI_SCSIIO_CONTROL_SIMPLEQ; | |
2058 | int scsidir = MPI_SCSIIO_CONTROL_READ; | |
2059 | int dataSize; | |
2060 | ||
5f07e249 | 2061 | pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH; |
14d0f0b0 | 2062 | pScsiReq->MsgFlags |= mpt_msg_flags(ioc); |
5f07e249 | 2063 | |
1da177e4 LT |
2064 | |
2065 | /* verify that app has not requested | |
2066 | * more sense data than driver | |
2067 | * can provide, if so, reset this parameter | |
2068 | * set the sense buffer pointer low address | |
2069 | * update the control field to specify Q type | |
2070 | */ | |
2071 | if (karg.maxSenseBytes > MPT_SENSE_BUFFER_SIZE) | |
2072 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
2073 | else | |
2074 | pScsiReq->SenseBufferLength = karg.maxSenseBytes; | |
2075 | ||
2076 | pScsiReq->SenseBufferLowAddr = | |
2077 | cpu_to_le32(ioc->sense_buf_low_dma | |
2078 | + (req_idx * MPT_SENSE_BUFFER_ALLOC)); | |
2079 | ||
2080 | /* All commands to physical devices are tagged | |
2081 | */ | |
2082 | ||
2083 | /* Have the IOCTL driver set the direction based | |
2084 | * on the dataOutSize (ordering issue with Sparc). | |
2085 | */ | |
2086 | if (karg.dataOutSize > 0) { | |
2087 | scsidir = MPI_SCSIIO_CONTROL_WRITE; | |
2088 | dataSize = karg.dataOutSize; | |
2089 | } else { | |
2090 | scsidir = MPI_SCSIIO_CONTROL_READ; | |
2091 | dataSize = karg.dataInSize; | |
2092 | } | |
2093 | ||
2094 | pScsiReq->Control = cpu_to_le32(scsidir | qtag); | |
2095 | pScsiReq->DataLength = cpu_to_le32(dataSize); | |
2096 | ||
1da177e4 | 2097 | } else { |
29dd3609 | 2098 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2099 | "SCSI driver is not loaded. \n", |
29dd3609 | 2100 | ioc->name, __FILE__, __LINE__); |
1da177e4 LT |
2101 | rc = -EFAULT; |
2102 | goto done_free_mem; | |
2103 | } | |
2104 | break; | |
2105 | ||
2106 | case MPI_FUNCTION_SCSI_TASK_MGMT: | |
ea2a788d KD |
2107 | { |
2108 | SCSITaskMgmt_t *pScsiTm; | |
2109 | pScsiTm = (SCSITaskMgmt_t *)mf; | |
2110 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2111 | "\tTaskType=0x%x MsgFlags=0x%x " | |
2112 | "TaskMsgContext=0x%x id=%d channel=%d\n", | |
2113 | ioc->name, pScsiTm->TaskType, le32_to_cpu | |
2114 | (pScsiTm->TaskMsgContext), pScsiTm->MsgFlags, | |
2115 | pScsiTm->TargetID, pScsiTm->Bus)); | |
1da177e4 | 2116 | break; |
ea2a788d | 2117 | } |
1da177e4 LT |
2118 | |
2119 | case MPI_FUNCTION_IOC_INIT: | |
2120 | { | |
2121 | IOCInit_t *pInit = (IOCInit_t *) mf; | |
2122 | u32 high_addr, sense_high; | |
2123 | ||
2124 | /* Verify that all entries in the IOC INIT match | |
2125 | * existing setup (and in LE format). | |
2126 | */ | |
2127 | if (sizeof(dma_addr_t) == sizeof(u64)) { | |
2128 | high_addr = cpu_to_le32((u32)((u64)ioc->req_frames_dma >> 32)); | |
2129 | sense_high= cpu_to_le32((u32)((u64)ioc->sense_buf_pool_dma >> 32)); | |
2130 | } else { | |
2131 | high_addr = 0; | |
2132 | sense_high= 0; | |
2133 | } | |
2134 | ||
2135 | if ((pInit->Flags != 0) || (pInit->MaxDevices != ioc->facts.MaxDevices) || | |
2136 | (pInit->MaxBuses != ioc->facts.MaxBuses) || | |
2137 | (pInit->ReplyFrameSize != cpu_to_le16(ioc->reply_sz)) || | |
2138 | (pInit->HostMfaHighAddr != high_addr) || | |
2139 | (pInit->SenseBufferHighAddr != sense_high)) { | |
29dd3609 | 2140 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2141 | "IOC_INIT issued with 1 or more incorrect parameters. Rejected.\n", |
29dd3609 | 2142 | ioc->name, __FILE__, __LINE__); |
1da177e4 LT |
2143 | rc = -EFAULT; |
2144 | goto done_free_mem; | |
2145 | } | |
2146 | } | |
2147 | break; | |
2148 | default: | |
2149 | /* | |
2150 | * MPI_FUNCTION_PORT_ENABLE | |
2151 | * MPI_FUNCTION_TARGET_CMD_BUFFER_POST | |
2152 | * MPI_FUNCTION_TARGET_ASSIST | |
2153 | * MPI_FUNCTION_TARGET_STATUS_SEND | |
2154 | * MPI_FUNCTION_TARGET_MODE_ABORT | |
2155 | * MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET | |
2156 | * MPI_FUNCTION_IO_UNIT_RESET | |
2157 | * MPI_FUNCTION_HANDSHAKE | |
2158 | * MPI_FUNCTION_REPLY_FRAME_REMOVAL | |
2159 | * MPI_FUNCTION_EVENT_NOTIFICATION | |
2160 | * (driver handles event notification) | |
2161 | * MPI_FUNCTION_EVENT_ACK | |
2162 | */ | |
2163 | ||
2164 | /* What to do with these??? CHECK ME!!! | |
2165 | MPI_FUNCTION_FC_LINK_SRVC_BUF_POST | |
2166 | MPI_FUNCTION_FC_LINK_SRVC_RSP | |
2167 | MPI_FUNCTION_FC_ABORT | |
2168 | MPI_FUNCTION_LAN_SEND | |
2169 | MPI_FUNCTION_LAN_RECEIVE | |
2170 | MPI_FUNCTION_LAN_RESET | |
2171 | */ | |
2172 | ||
29dd3609 | 2173 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2174 | "Illegal request (function 0x%x) \n", |
29dd3609 | 2175 | ioc->name, __FILE__, __LINE__, hdr->Function); |
1da177e4 LT |
2176 | rc = -EFAULT; |
2177 | goto done_free_mem; | |
2178 | } | |
2179 | ||
2180 | /* Add the SGL ( at most one data in SGE and one data out SGE ) | |
2181 | * In the case of two SGE's - the data out (write) will always | |
2182 | * preceede the data in (read) SGE. psgList is used to free the | |
2183 | * allocated memory. | |
2184 | */ | |
2185 | psge = (char *) (((int *) mf) + karg.dataSgeOffset); | |
2186 | flagsLength = 0; | |
2187 | ||
1da177e4 LT |
2188 | if (karg.dataOutSize > 0) |
2189 | sgSize ++; | |
2190 | ||
2191 | if (karg.dataInSize > 0) | |
2192 | sgSize ++; | |
2193 | ||
2194 | if (sgSize > 0) { | |
2195 | ||
2196 | /* Set up the dataOut memory allocation */ | |
2197 | if (karg.dataOutSize > 0) { | |
2198 | if (karg.dataInSize > 0) { | |
2199 | flagsLength = ( MPI_SGE_FLAGS_SIMPLE_ELEMENT | | |
2200 | MPI_SGE_FLAGS_END_OF_BUFFER | | |
14d0f0b0 | 2201 | MPI_SGE_FLAGS_DIRECTION) |
1da177e4 LT |
2202 | << MPI_SGE_FLAGS_SHIFT; |
2203 | } else { | |
2204 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE; | |
2205 | } | |
2206 | flagsLength |= karg.dataOutSize; | |
2207 | bufOut.len = karg.dataOutSize; | |
2208 | bufOut.kptr = pci_alloc_consistent( | |
2209 | ioc->pcidev, bufOut.len, &dma_addr_out); | |
2210 | ||
2211 | if (bufOut.kptr == NULL) { | |
2212 | rc = -ENOMEM; | |
2213 | goto done_free_mem; | |
2214 | } else { | |
2215 | /* Set up this SGE. | |
2216 | * Copy to MF and to sglbuf | |
2217 | */ | |
14d0f0b0 KD |
2218 | ioc->add_sge(psge, flagsLength, dma_addr_out); |
2219 | psge += ioc->SGE_size; | |
1da177e4 LT |
2220 | |
2221 | /* Copy user data to kernel space. | |
2222 | */ | |
2223 | if (copy_from_user(bufOut.kptr, | |
2224 | karg.dataOutBufPtr, | |
2225 | bufOut.len)) { | |
29dd3609 | 2226 | printk(MYIOC_s_ERR_FMT |
1da177e4 LT |
2227 | "%s@%d::mptctl_do_mpt_command - Unable " |
2228 | "to read user data " | |
2229 | "struct @ %p\n", | |
29dd3609 | 2230 | ioc->name, __FILE__, __LINE__,karg.dataOutBufPtr); |
1da177e4 LT |
2231 | rc = -EFAULT; |
2232 | goto done_free_mem; | |
2233 | } | |
2234 | } | |
2235 | } | |
2236 | ||
2237 | if (karg.dataInSize > 0) { | |
2238 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ; | |
2239 | flagsLength |= karg.dataInSize; | |
2240 | ||
2241 | bufIn.len = karg.dataInSize; | |
2242 | bufIn.kptr = pci_alloc_consistent(ioc->pcidev, | |
2243 | bufIn.len, &dma_addr_in); | |
2244 | ||
2245 | if (bufIn.kptr == NULL) { | |
2246 | rc = -ENOMEM; | |
2247 | goto done_free_mem; | |
2248 | } else { | |
2249 | /* Set up this SGE | |
2250 | * Copy to MF and to sglbuf | |
2251 | */ | |
14d0f0b0 | 2252 | ioc->add_sge(psge, flagsLength, dma_addr_in); |
1da177e4 LT |
2253 | } |
2254 | } | |
2255 | } else { | |
2256 | /* Add a NULL SGE | |
2257 | */ | |
14d0f0b0 | 2258 | ioc->add_sge(psge, flagsLength, (dma_addr_t) -1); |
1da177e4 LT |
2259 | } |
2260 | ||
ea2a788d KD |
2261 | SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, hdr->MsgContext); |
2262 | INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status) | |
1da177e4 LT |
2263 | if (hdr->Function == MPI_FUNCTION_SCSI_TASK_MGMT) { |
2264 | ||
ea2a788d KD |
2265 | mutex_lock(&ioc->taskmgmt_cmds.mutex); |
2266 | if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { | |
2267 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
2268 | goto done_free_mem; | |
2269 | } | |
2270 | ||
09120a8c | 2271 | DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)mf); |
1da177e4 | 2272 | |
7a195f46 PS |
2273 | if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && |
2274 | (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) | |
2275 | mpt_put_msg_frame_hi_pri(mptctl_id, ioc, mf); | |
2276 | else { | |
2277 | rc =mpt_send_handshake_request(mptctl_id, ioc, | |
2278 | sizeof(SCSITaskMgmt_t), (u32*)mf, CAN_SLEEP); | |
2279 | if (rc != 0) { | |
2280 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT | |
ea2a788d | 2281 | "send_handshake FAILED! (ioc %p, mf %p)\n", |
7a195f46 | 2282 | ioc->name, ioc, mf)); |
ea2a788d | 2283 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
7a195f46 | 2284 | rc = -ENODATA; |
ea2a788d | 2285 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); |
7a195f46 PS |
2286 | goto done_free_mem; |
2287 | } | |
1da177e4 LT |
2288 | } |
2289 | ||
2290 | } else | |
2291 | mpt_put_msg_frame(mptctl_id, ioc, mf); | |
2292 | ||
2293 | /* Now wait for the command to complete */ | |
2294 | timeout = (karg.timeout > 0) ? karg.timeout : MPT_IOCTL_DEFAULT_TIMEOUT; | |
ea2a788d KD |
2295 | retry_wait: |
2296 | timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done, | |
2297 | HZ*timeout); | |
2298 | if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
2299 | rc = -ETIME; | |
2300 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "%s: TIMED OUT!\n", | |
2301 | ioc->name, __func__)); | |
2302 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { | |
2303 | if (function == MPI_FUNCTION_SCSI_TASK_MGMT) | |
2304 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
2305 | goto done_free_mem; | |
2306 | } | |
2307 | if (!timeleft) { | |
97009a29 KT |
2308 | printk(MYIOC_s_WARN_FMT |
2309 | "mpt cmd timeout, doorbell=0x%08x" | |
2310 | " function=0x%x\n", | |
2311 | ioc->name, mpt_GetIocState(ioc, 0), function); | |
ea2a788d KD |
2312 | if (function == MPI_FUNCTION_SCSI_TASK_MGMT) |
2313 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
2314 | mptctl_timeout_expired(ioc, mf); | |
2315 | mf = NULL; | |
2316 | } else | |
2317 | goto retry_wait; | |
1da177e4 LT |
2318 | goto done_free_mem; |
2319 | } | |
2320 | ||
ea2a788d KD |
2321 | if (function == MPI_FUNCTION_SCSI_TASK_MGMT) |
2322 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
2323 | ||
2324 | ||
1da177e4 LT |
2325 | mf = NULL; |
2326 | ||
2327 | /* If a valid reply frame, copy to the user. | |
2328 | * Offset 2: reply length in U32's | |
2329 | */ | |
ea2a788d | 2330 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID) { |
1da177e4 | 2331 | if (karg.maxReplyBytes < ioc->reply_sz) { |
ea2a788d KD |
2332 | sz = min(karg.maxReplyBytes, |
2333 | 4*ioc->ioctl_cmds.reply[2]); | |
1da177e4 | 2334 | } else { |
ea2a788d | 2335 | sz = min(ioc->reply_sz, 4*ioc->ioctl_cmds.reply[2]); |
1da177e4 | 2336 | } |
1da177e4 LT |
2337 | if (sz > 0) { |
2338 | if (copy_to_user(karg.replyFrameBufPtr, | |
ea2a788d | 2339 | ioc->ioctl_cmds.reply, sz)){ |
29dd3609 | 2340 | printk(MYIOC_s_ERR_FMT |
1da177e4 LT |
2341 | "%s@%d::mptctl_do_mpt_command - " |
2342 | "Unable to write out reply frame %p\n", | |
29dd3609 | 2343 | ioc->name, __FILE__, __LINE__, karg.replyFrameBufPtr); |
1da177e4 LT |
2344 | rc = -ENODATA; |
2345 | goto done_free_mem; | |
2346 | } | |
2347 | } | |
2348 | } | |
2349 | ||
2350 | /* If valid sense data, copy to user. | |
2351 | */ | |
ea2a788d | 2352 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_SENSE_VALID) { |
1da177e4 LT |
2353 | sz = min(karg.maxSenseBytes, MPT_SENSE_BUFFER_SIZE); |
2354 | if (sz > 0) { | |
ea2a788d KD |
2355 | if (copy_to_user(karg.senseDataPtr, |
2356 | ioc->ioctl_cmds.sense, sz)) { | |
29dd3609 | 2357 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2358 | "Unable to write sense data to user %p\n", |
29dd3609 | 2359 | ioc->name, __FILE__, __LINE__, |
1da177e4 LT |
2360 | karg.senseDataPtr); |
2361 | rc = -ENODATA; | |
2362 | goto done_free_mem; | |
2363 | } | |
2364 | } | |
2365 | } | |
2366 | ||
2367 | /* If the overall status is _GOOD and data in, copy data | |
2368 | * to user. | |
2369 | */ | |
ea2a788d | 2370 | if ((ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD) && |
1da177e4 LT |
2371 | (karg.dataInSize > 0) && (bufIn.kptr)) { |
2372 | ||
2373 | if (copy_to_user(karg.dataInBufPtr, | |
2374 | bufIn.kptr, karg.dataInSize)) { | |
29dd3609 | 2375 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_do_mpt_command - " |
1da177e4 | 2376 | "Unable to write data to user %p\n", |
29dd3609 | 2377 | ioc->name, __FILE__, __LINE__, |
1da177e4 LT |
2378 | karg.dataInBufPtr); |
2379 | rc = -ENODATA; | |
2380 | } | |
2381 | } | |
2382 | ||
2383 | done_free_mem: | |
2384 | ||
ea2a788d KD |
2385 | CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status) |
2386 | SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0); | |
1da177e4 LT |
2387 | |
2388 | /* Free the allocated memory. | |
2389 | */ | |
2390 | if (bufOut.kptr != NULL) { | |
2391 | pci_free_consistent(ioc->pcidev, | |
2392 | bufOut.len, (void *) bufOut.kptr, dma_addr_out); | |
2393 | } | |
2394 | ||
2395 | if (bufIn.kptr != NULL) { | |
2396 | pci_free_consistent(ioc->pcidev, | |
2397 | bufIn.len, (void *) bufIn.kptr, dma_addr_in); | |
2398 | } | |
2399 | ||
2400 | /* mf is null if command issued successfully | |
25985edc | 2401 | * otherwise, failure occurred after mf acquired. |
1da177e4 LT |
2402 | */ |
2403 | if (mf) | |
2404 | mpt_free_msg_frame(ioc, mf); | |
2405 | ||
2406 | return rc; | |
2407 | } | |
2408 | ||
2409 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
ba856d32 | 2410 | /* Prototype Routine for the HOST INFO command. |
1da177e4 LT |
2411 | * |
2412 | * Outputs: None. | |
2413 | * Return: 0 if successful | |
2414 | * -EFAULT if data unavailable | |
fc1323bb | 2415 | * -EBUSY if previous command timeout and IOC reset is not complete. |
1da177e4 LT |
2416 | * -ENODEV if no such device/adapter |
2417 | * -ETIME if timer expires | |
2418 | * -ENOMEM if memory allocation error | |
2419 | */ | |
2420 | static int | |
2421 | mptctl_hp_hostinfo(unsigned long arg, unsigned int data_size) | |
2422 | { | |
2423 | hp_host_info_t __user *uarg = (void __user *) arg; | |
2424 | MPT_ADAPTER *ioc; | |
2425 | struct pci_dev *pdev; | |
592f9c2f | 2426 | char *pbuf=NULL; |
1da177e4 LT |
2427 | dma_addr_t buf_dma; |
2428 | hp_host_info_t karg; | |
2429 | CONFIGPARMS cfg; | |
2430 | ConfigPageHeader_t hdr; | |
2431 | int iocnum; | |
2432 | int rc, cim_rev; | |
592f9c2f ME |
2433 | ToolboxIstwiReadWriteRequest_t *IstwiRWRequest; |
2434 | MPT_FRAME_HDR *mf = NULL; | |
ea2a788d KD |
2435 | unsigned long timeleft; |
2436 | int retval; | |
73d02c20 | 2437 | u32 msgcontext; |
1da177e4 | 2438 | |
1da177e4 LT |
2439 | /* Reset long to int. Should affect IA64 and SPARC only |
2440 | */ | |
2441 | if (data_size == sizeof(hp_host_info_t)) | |
2442 | cim_rev = 1; | |
2443 | else if (data_size == sizeof(hp_host_info_rev0_t)) | |
2444 | cim_rev = 0; /* obsolete */ | |
2445 | else | |
2446 | return -EFAULT; | |
2447 | ||
2448 | if (copy_from_user(&karg, uarg, sizeof(hp_host_info_t))) { | |
29dd3609 | 2449 | printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_host_info - " |
1da177e4 LT |
2450 | "Unable to read in hp_host_info struct @ %p\n", |
2451 | __FILE__, __LINE__, uarg); | |
2452 | return -EFAULT; | |
2453 | } | |
2454 | ||
2455 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
2456 | (ioc == NULL)) { | |
29dd3609 | 2457 | printk(KERN_DEBUG MYNAM "%s::mptctl_hp_hostinfo() @%d - ioc%d not found!\n", |
09120a8c | 2458 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
2459 | return -ENODEV; |
2460 | } | |
09120a8c PS |
2461 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": mptctl_hp_hostinfo called.\n", |
2462 | ioc->name)); | |
1da177e4 LT |
2463 | |
2464 | /* Fill in the data and return the structure to the calling | |
2465 | * program | |
2466 | */ | |
2467 | pdev = (struct pci_dev *) ioc->pcidev; | |
2468 | ||
2469 | karg.vendor = pdev->vendor; | |
2470 | karg.device = pdev->device; | |
2471 | karg.subsystem_id = pdev->subsystem_device; | |
2472 | karg.subsystem_vendor = pdev->subsystem_vendor; | |
2473 | karg.devfn = pdev->devfn; | |
2474 | karg.bus = pdev->bus->number; | |
2475 | ||
2476 | /* Save the SCSI host no. if | |
2477 | * SCSI driver loaded | |
2478 | */ | |
2479 | if (ioc->sh != NULL) | |
2480 | karg.host_no = ioc->sh->host_no; | |
2481 | else | |
2482 | karg.host_no = -1; | |
2483 | ||
2484 | /* Reformat the fw_version into a string | |
2485 | */ | |
2486 | karg.fw_version[0] = ioc->facts.FWVersion.Struct.Major >= 10 ? | |
2487 | ((ioc->facts.FWVersion.Struct.Major / 10) + '0') : '0'; | |
2488 | karg.fw_version[1] = (ioc->facts.FWVersion.Struct.Major % 10 ) + '0'; | |
2489 | karg.fw_version[2] = '.'; | |
2490 | karg.fw_version[3] = ioc->facts.FWVersion.Struct.Minor >= 10 ? | |
2491 | ((ioc->facts.FWVersion.Struct.Minor / 10) + '0') : '0'; | |
2492 | karg.fw_version[4] = (ioc->facts.FWVersion.Struct.Minor % 10 ) + '0'; | |
2493 | karg.fw_version[5] = '.'; | |
2494 | karg.fw_version[6] = ioc->facts.FWVersion.Struct.Unit >= 10 ? | |
2495 | ((ioc->facts.FWVersion.Struct.Unit / 10) + '0') : '0'; | |
2496 | karg.fw_version[7] = (ioc->facts.FWVersion.Struct.Unit % 10 ) + '0'; | |
2497 | karg.fw_version[8] = '.'; | |
2498 | karg.fw_version[9] = ioc->facts.FWVersion.Struct.Dev >= 10 ? | |
2499 | ((ioc->facts.FWVersion.Struct.Dev / 10) + '0') : '0'; | |
2500 | karg.fw_version[10] = (ioc->facts.FWVersion.Struct.Dev % 10 ) + '0'; | |
2501 | karg.fw_version[11] = '\0'; | |
2502 | ||
2503 | /* Issue a config request to get the device serial number | |
2504 | */ | |
2505 | hdr.PageVersion = 0; | |
2506 | hdr.PageLength = 0; | |
2507 | hdr.PageNumber = 0; | |
2508 | hdr.PageType = MPI_CONFIG_PAGETYPE_MANUFACTURING; | |
69218ee5 | 2509 | cfg.cfghdr.hdr = &hdr; |
1da177e4 LT |
2510 | cfg.physAddr = -1; |
2511 | cfg.pageAddr = 0; | |
2512 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; | |
2513 | cfg.dir = 0; /* read */ | |
2514 | cfg.timeout = 10; | |
2515 | ||
2516 | strncpy(karg.serial_number, " ", 24); | |
2517 | if (mpt_config(ioc, &cfg) == 0) { | |
69218ee5 | 2518 | if (cfg.cfghdr.hdr->PageLength > 0) { |
1da177e4 LT |
2519 | /* Issue the second config page request */ |
2520 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
2521 | ||
2522 | pbuf = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4, &buf_dma); | |
2523 | if (pbuf) { | |
2524 | cfg.physAddr = buf_dma; | |
2525 | if (mpt_config(ioc, &cfg) == 0) { | |
2526 | ManufacturingPage0_t *pdata = (ManufacturingPage0_t *) pbuf; | |
2527 | if (strlen(pdata->BoardTracerNumber) > 1) { | |
2528 | strncpy(karg.serial_number, pdata->BoardTracerNumber, 24); | |
2529 | karg.serial_number[24-1]='\0'; | |
2530 | } | |
2531 | } | |
2532 | pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, pbuf, buf_dma); | |
2533 | pbuf = NULL; | |
2534 | } | |
2535 | } | |
2536 | } | |
2537 | rc = mpt_GetIocState(ioc, 1); | |
2538 | switch (rc) { | |
2539 | case MPI_IOC_STATE_OPERATIONAL: | |
2540 | karg.ioc_status = HP_STATUS_OK; | |
2541 | break; | |
2542 | ||
2543 | case MPI_IOC_STATE_FAULT: | |
2544 | karg.ioc_status = HP_STATUS_FAILED; | |
2545 | break; | |
2546 | ||
2547 | case MPI_IOC_STATE_RESET: | |
2548 | case MPI_IOC_STATE_READY: | |
2549 | default: | |
2550 | karg.ioc_status = HP_STATUS_OTHER; | |
2551 | break; | |
2552 | } | |
2553 | ||
2554 | karg.base_io_addr = pci_resource_start(pdev, 0); | |
2555 | ||
9cc1cfbc | 2556 | if ((ioc->bus_type == SAS) || (ioc->bus_type == FC)) |
1da177e4 LT |
2557 | karg.bus_phys_width = HP_BUS_WIDTH_UNK; |
2558 | else | |
2559 | karg.bus_phys_width = HP_BUS_WIDTH_16; | |
2560 | ||
2561 | karg.hard_resets = 0; | |
2562 | karg.soft_resets = 0; | |
2563 | karg.timeouts = 0; | |
2564 | if (ioc->sh != NULL) { | |
e7eae9f6 | 2565 | MPT_SCSI_HOST *hd = shost_priv(ioc->sh); |
1da177e4 LT |
2566 | |
2567 | if (hd && (cim_rev == 1)) { | |
2f187862 KD |
2568 | karg.hard_resets = ioc->hard_resets; |
2569 | karg.soft_resets = ioc->soft_resets; | |
2570 | karg.timeouts = ioc->timeouts; | |
1da177e4 LT |
2571 | } |
2572 | } | |
2573 | ||
592f9c2f ME |
2574 | /* |
2575 | * Gather ISTWI(Industry Standard Two Wire Interface) Data | |
2576 | */ | |
2577 | if ((mf = mpt_get_msg_frame(mptctl_id, ioc)) == NULL) { | |
ea2a788d KD |
2578 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT |
2579 | "%s, no msg frames!!\n", ioc->name, __func__)); | |
592f9c2f ME |
2580 | goto out; |
2581 | } | |
2582 | ||
2583 | IstwiRWRequest = (ToolboxIstwiReadWriteRequest_t *)mf; | |
73d02c20 | 2584 | msgcontext = IstwiRWRequest->MsgContext; |
592f9c2f | 2585 | memset(IstwiRWRequest,0,sizeof(ToolboxIstwiReadWriteRequest_t)); |
73d02c20 | 2586 | IstwiRWRequest->MsgContext = msgcontext; |
592f9c2f ME |
2587 | IstwiRWRequest->Function = MPI_FUNCTION_TOOLBOX; |
2588 | IstwiRWRequest->Tool = MPI_TOOLBOX_ISTWI_READ_WRITE_TOOL; | |
592f9c2f ME |
2589 | IstwiRWRequest->Flags = MPI_TB_ISTWI_FLAGS_READ; |
2590 | IstwiRWRequest->NumAddressBytes = 0x01; | |
2591 | IstwiRWRequest->DataLength = cpu_to_le16(0x04); | |
2592 | if (pdev->devfn & 1) | |
2593 | IstwiRWRequest->DeviceAddr = 0xB2; | |
2594 | else | |
2595 | IstwiRWRequest->DeviceAddr = 0xB0; | |
2596 | ||
1da177e4 | 2597 | pbuf = pci_alloc_consistent(ioc->pcidev, 4, &buf_dma); |
592f9c2f ME |
2598 | if (!pbuf) |
2599 | goto out; | |
14d0f0b0 | 2600 | ioc->add_sge((char *)&IstwiRWRequest->SGL, |
592f9c2f ME |
2601 | (MPT_SGE_FLAGS_SSIMPLE_READ|4), buf_dma); |
2602 | ||
ea2a788d KD |
2603 | retval = 0; |
2604 | SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, | |
2605 | IstwiRWRequest->MsgContext); | |
2606 | INITIALIZE_MGMT_STATUS(ioc->ioctl_cmds.status) | |
592f9c2f ME |
2607 | mpt_put_msg_frame(mptctl_id, ioc, mf); |
2608 | ||
ea2a788d KD |
2609 | retry_wait: |
2610 | timeleft = wait_for_completion_timeout(&ioc->ioctl_cmds.done, | |
2611 | HZ*MPT_IOCTL_DEFAULT_TIMEOUT); | |
2612 | if (!(ioc->ioctl_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
2613 | retval = -ETIME; | |
2614 | printk(MYIOC_s_WARN_FMT "%s: failed\n", ioc->name, __func__); | |
2615 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { | |
2616 | mpt_free_msg_frame(ioc, mf); | |
2617 | goto out; | |
2618 | } | |
97009a29 KT |
2619 | if (!timeleft) { |
2620 | printk(MYIOC_s_WARN_FMT | |
2621 | "HOST INFO command timeout, doorbell=0x%08x\n", | |
2622 | ioc->name, mpt_GetIocState(ioc, 0)); | |
ea2a788d | 2623 | mptctl_timeout_expired(ioc, mf); |
97009a29 | 2624 | } else |
ea2a788d | 2625 | goto retry_wait; |
592f9c2f | 2626 | goto out; |
1da177e4 LT |
2627 | } |
2628 | ||
09120a8c | 2629 | /* |
592f9c2f ME |
2630 | *ISTWI Data Definition |
2631 | * pbuf[0] = FW_VERSION = 0x4 | |
2632 | * pbuf[1] = Bay Count = 6 or 4 or 2, depending on | |
2633 | * the config, you should be seeing one out of these three values | |
2634 | * pbuf[2] = Drive Installed Map = bit pattern depend on which | |
2635 | * bays have drives in them | |
2636 | * pbuf[3] = Checksum (0x100 = (byte0 + byte2 + byte3) | |
2637 | */ | |
ea2a788d | 2638 | if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_RF_VALID) |
592f9c2f ME |
2639 | karg.rsvd = *(u32 *)pbuf; |
2640 | ||
2641 | out: | |
ea2a788d KD |
2642 | CLEAR_MGMT_STATUS(ioc->ioctl_cmds.status) |
2643 | SET_MGMT_MSG_CONTEXT(ioc->ioctl_cmds.msg_context, 0); | |
2644 | ||
592f9c2f ME |
2645 | if (pbuf) |
2646 | pci_free_consistent(ioc->pcidev, 4, pbuf, buf_dma); | |
2647 | ||
1da177e4 LT |
2648 | /* Copy the data from kernel memory to user memory |
2649 | */ | |
2650 | if (copy_to_user((char __user *)arg, &karg, sizeof(hp_host_info_t))) { | |
29dd3609 | 2651 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hpgethostinfo - " |
1da177e4 | 2652 | "Unable to write out hp_host_info @ %p\n", |
29dd3609 | 2653 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
2654 | return -EFAULT; |
2655 | } | |
2656 | ||
2657 | return 0; | |
2658 | ||
2659 | } | |
2660 | ||
2661 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
ba856d32 | 2662 | /* Prototype Routine for the TARGET INFO command. |
1da177e4 LT |
2663 | * |
2664 | * Outputs: None. | |
2665 | * Return: 0 if successful | |
2666 | * -EFAULT if data unavailable | |
fc1323bb | 2667 | * -EBUSY if previous command timeout and IOC reset is not complete. |
1da177e4 LT |
2668 | * -ENODEV if no such device/adapter |
2669 | * -ETIME if timer expires | |
2670 | * -ENOMEM if memory allocation error | |
2671 | */ | |
2672 | static int | |
2673 | mptctl_hp_targetinfo(unsigned long arg) | |
2674 | { | |
2675 | hp_target_info_t __user *uarg = (void __user *) arg; | |
2676 | SCSIDevicePage0_t *pg0_alloc; | |
2677 | SCSIDevicePage3_t *pg3_alloc; | |
2678 | MPT_ADAPTER *ioc; | |
2679 | MPT_SCSI_HOST *hd = NULL; | |
2680 | hp_target_info_t karg; | |
2681 | int iocnum; | |
2682 | int data_sz; | |
2683 | dma_addr_t page_dma; | |
2684 | CONFIGPARMS cfg; | |
2685 | ConfigPageHeader_t hdr; | |
2686 | int tmp, np, rc = 0; | |
2687 | ||
1da177e4 | 2688 | if (copy_from_user(&karg, uarg, sizeof(hp_target_info_t))) { |
29dd3609 | 2689 | printk(KERN_ERR MYNAM "%s@%d::mptctl_hp_targetinfo - " |
1da177e4 LT |
2690 | "Unable to read in hp_host_targetinfo struct @ %p\n", |
2691 | __FILE__, __LINE__, uarg); | |
2692 | return -EFAULT; | |
2693 | } | |
2694 | ||
2695 | if (((iocnum = mpt_verify_adapter(karg.hdr.iocnum, &ioc)) < 0) || | |
2696 | (ioc == NULL)) { | |
29dd3609 | 2697 | printk(KERN_DEBUG MYNAM "%s::mptctl_hp_targetinfo() @%d - ioc%d not found!\n", |
09120a8c | 2698 | __FILE__, __LINE__, iocnum); |
1da177e4 LT |
2699 | return -ENODEV; |
2700 | } | |
29dd3609 | 2701 | dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_hp_targetinfo called.\n", |
09120a8c | 2702 | ioc->name)); |
1da177e4 LT |
2703 | |
2704 | /* There is nothing to do for FCP parts. | |
2705 | */ | |
9cc1cfbc | 2706 | if ((ioc->bus_type == SAS) || (ioc->bus_type == FC)) |
1da177e4 LT |
2707 | return 0; |
2708 | ||
2709 | if ((ioc->spi_data.sdp0length == 0) || (ioc->sh == NULL)) | |
2710 | return 0; | |
2711 | ||
2712 | if (ioc->sh->host_no != karg.hdr.host) | |
2713 | return -ENODEV; | |
2714 | ||
2715 | /* Get the data transfer speeds | |
2716 | */ | |
2717 | data_sz = ioc->spi_data.sdp0length * 4; | |
2718 | pg0_alloc = (SCSIDevicePage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page_dma); | |
2719 | if (pg0_alloc) { | |
2720 | hdr.PageVersion = ioc->spi_data.sdp0version; | |
2721 | hdr.PageLength = data_sz; | |
2722 | hdr.PageNumber = 0; | |
2723 | hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; | |
2724 | ||
69218ee5 | 2725 | cfg.cfghdr.hdr = &hdr; |
1da177e4 LT |
2726 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
2727 | cfg.dir = 0; | |
2728 | cfg.timeout = 0; | |
2729 | cfg.physAddr = page_dma; | |
2730 | ||
2731 | cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id; | |
2732 | ||
2733 | if ((rc = mpt_config(ioc, &cfg)) == 0) { | |
2734 | np = le32_to_cpu(pg0_alloc->NegotiatedParameters); | |
2735 | karg.negotiated_width = np & MPI_SCSIDEVPAGE0_NP_WIDE ? | |
2736 | HP_BUS_WIDTH_16 : HP_BUS_WIDTH_8; | |
2737 | ||
2738 | if (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) { | |
2739 | tmp = (np & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> 8; | |
2740 | if (tmp < 0x09) | |
2741 | karg.negotiated_speed = HP_DEV_SPEED_ULTRA320; | |
2742 | else if (tmp <= 0x09) | |
2743 | karg.negotiated_speed = HP_DEV_SPEED_ULTRA160; | |
2744 | else if (tmp <= 0x0A) | |
2745 | karg.negotiated_speed = HP_DEV_SPEED_ULTRA2; | |
2746 | else if (tmp <= 0x0C) | |
2747 | karg.negotiated_speed = HP_DEV_SPEED_ULTRA; | |
2748 | else if (tmp <= 0x25) | |
2749 | karg.negotiated_speed = HP_DEV_SPEED_FAST; | |
2750 | else | |
2751 | karg.negotiated_speed = HP_DEV_SPEED_ASYNC; | |
2752 | } else | |
2753 | karg.negotiated_speed = HP_DEV_SPEED_ASYNC; | |
2754 | } | |
2755 | ||
2756 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg0_alloc, page_dma); | |
2757 | } | |
2758 | ||
2759 | /* Set defaults | |
2760 | */ | |
2761 | karg.message_rejects = -1; | |
2762 | karg.phase_errors = -1; | |
2763 | karg.parity_errors = -1; | |
2764 | karg.select_timeouts = -1; | |
2765 | ||
2766 | /* Get the target error parameters | |
2767 | */ | |
2768 | hdr.PageVersion = 0; | |
2769 | hdr.PageLength = 0; | |
2770 | hdr.PageNumber = 3; | |
2771 | hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; | |
2772 | ||
69218ee5 | 2773 | cfg.cfghdr.hdr = &hdr; |
1da177e4 LT |
2774 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
2775 | cfg.dir = 0; | |
2776 | cfg.timeout = 0; | |
2777 | cfg.physAddr = -1; | |
69218ee5 | 2778 | if ((mpt_config(ioc, &cfg) == 0) && (cfg.cfghdr.hdr->PageLength > 0)) { |
1da177e4 LT |
2779 | /* Issue the second config page request */ |
2780 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; | |
69218ee5 | 2781 | data_sz = (int) cfg.cfghdr.hdr->PageLength * 4; |
1da177e4 LT |
2782 | pg3_alloc = (SCSIDevicePage3_t *) pci_alloc_consistent( |
2783 | ioc->pcidev, data_sz, &page_dma); | |
2784 | if (pg3_alloc) { | |
2785 | cfg.physAddr = page_dma; | |
2786 | cfg.pageAddr = (karg.hdr.channel << 8) | karg.hdr.id; | |
2787 | if ((rc = mpt_config(ioc, &cfg)) == 0) { | |
2788 | karg.message_rejects = (u32) le16_to_cpu(pg3_alloc->MsgRejectCount); | |
2789 | karg.phase_errors = (u32) le16_to_cpu(pg3_alloc->PhaseErrorCount); | |
2790 | karg.parity_errors = (u32) le16_to_cpu(pg3_alloc->ParityErrorCount); | |
2791 | } | |
2792 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) pg3_alloc, page_dma); | |
2793 | } | |
2794 | } | |
e7eae9f6 | 2795 | hd = shost_priv(ioc->sh); |
1da177e4 LT |
2796 | if (hd != NULL) |
2797 | karg.select_timeouts = hd->sel_timeout[karg.hdr.id]; | |
2798 | ||
2799 | /* Copy the data from kernel memory to user memory | |
2800 | */ | |
2801 | if (copy_to_user((char __user *)arg, &karg, sizeof(hp_target_info_t))) { | |
29dd3609 | 2802 | printk(MYIOC_s_ERR_FMT "%s@%d::mptctl_hp_target_info - " |
1da177e4 | 2803 | "Unable to write out mpt_ioctl_targetinfo struct @ %p\n", |
29dd3609 | 2804 | ioc->name, __FILE__, __LINE__, uarg); |
1da177e4 LT |
2805 | return -EFAULT; |
2806 | } | |
2807 | ||
2808 | return 0; | |
2809 | } | |
2810 | ||
2811 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2812 | ||
fa027c2a | 2813 | static const struct file_operations mptctl_fops = { |
1da177e4 LT |
2814 | .owner = THIS_MODULE, |
2815 | .llseek = no_llseek, | |
ea5a7a82 | 2816 | .fasync = mptctl_fasync, |
1da177e4 LT |
2817 | .unlocked_ioctl = mptctl_ioctl, |
2818 | #ifdef CONFIG_COMPAT | |
2819 | .compat_ioctl = compat_mpctl_ioctl, | |
2820 | #endif | |
2821 | }; | |
2822 | ||
2823 | static struct miscdevice mptctl_miscdev = { | |
2824 | MPT_MINOR, | |
2825 | MYNAM, | |
2826 | &mptctl_fops | |
2827 | }; | |
2828 | ||
2829 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2830 | ||
2831 | #ifdef CONFIG_COMPAT | |
2832 | ||
1da177e4 LT |
2833 | static int |
2834 | compat_mptfwxfer_ioctl(struct file *filp, unsigned int cmd, | |
2835 | unsigned long arg) | |
2836 | { | |
2837 | struct mpt_fw_xfer32 kfw32; | |
2838 | struct mpt_fw_xfer kfw; | |
2839 | MPT_ADAPTER *iocp = NULL; | |
2840 | int iocnum, iocnumX; | |
2841 | int nonblock = (filp->f_flags & O_NONBLOCK); | |
2842 | int ret; | |
2843 | ||
1da177e4 LT |
2844 | |
2845 | if (copy_from_user(&kfw32, (char __user *)arg, sizeof(kfw32))) | |
2846 | return -EFAULT; | |
2847 | ||
2848 | /* Verify intended MPT adapter */ | |
2849 | iocnumX = kfw32.iocnum & 0xFF; | |
2850 | if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) || | |
2851 | (iocp == NULL)) { | |
09120a8c | 2852 | printk(KERN_DEBUG MYNAM "::compat_mptfwxfer_ioctl @%d - ioc%d not found!\n", |
29dd3609 | 2853 | __LINE__, iocnumX); |
1da177e4 LT |
2854 | return -ENODEV; |
2855 | } | |
2856 | ||
2857 | if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0) | |
2858 | return ret; | |
2859 | ||
09120a8c PS |
2860 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mptfwxfer_ioctl() called\n", |
2861 | iocp->name)); | |
1da177e4 LT |
2862 | kfw.iocnum = iocnum; |
2863 | kfw.fwlen = kfw32.fwlen; | |
2864 | kfw.bufp = compat_ptr(kfw32.bufp); | |
2865 | ||
2866 | ret = mptctl_do_fw_download(kfw.iocnum, kfw.bufp, kfw.fwlen); | |
2867 | ||
ea2a788d | 2868 | mutex_unlock(&iocp->ioctl_cmds.mutex); |
1da177e4 LT |
2869 | |
2870 | return ret; | |
2871 | } | |
2872 | ||
2873 | static int | |
2874 | compat_mpt_command(struct file *filp, unsigned int cmd, | |
2875 | unsigned long arg) | |
2876 | { | |
2877 | struct mpt_ioctl_command32 karg32; | |
2878 | struct mpt_ioctl_command32 __user *uarg = (struct mpt_ioctl_command32 __user *) arg; | |
2879 | struct mpt_ioctl_command karg; | |
2880 | MPT_ADAPTER *iocp = NULL; | |
2881 | int iocnum, iocnumX; | |
2882 | int nonblock = (filp->f_flags & O_NONBLOCK); | |
2883 | int ret; | |
2884 | ||
1da177e4 LT |
2885 | if (copy_from_user(&karg32, (char __user *)arg, sizeof(karg32))) |
2886 | return -EFAULT; | |
2887 | ||
2888 | /* Verify intended MPT adapter */ | |
2889 | iocnumX = karg32.hdr.iocnum & 0xFF; | |
2890 | if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) || | |
2891 | (iocp == NULL)) { | |
09120a8c | 2892 | printk(KERN_DEBUG MYNAM "::compat_mpt_command @%d - ioc%d not found!\n", |
29dd3609 | 2893 | __LINE__, iocnumX); |
1da177e4 LT |
2894 | return -ENODEV; |
2895 | } | |
2896 | ||
2897 | if ((ret = mptctl_syscall_down(iocp, nonblock)) != 0) | |
2898 | return ret; | |
2899 | ||
09120a8c PS |
2900 | dctlprintk(iocp, printk(MYIOC_s_DEBUG_FMT "compat_mpt_command() called\n", |
2901 | iocp->name)); | |
1da177e4 LT |
2902 | /* Copy data to karg */ |
2903 | karg.hdr.iocnum = karg32.hdr.iocnum; | |
2904 | karg.hdr.port = karg32.hdr.port; | |
2905 | karg.timeout = karg32.timeout; | |
2906 | karg.maxReplyBytes = karg32.maxReplyBytes; | |
2907 | ||
2908 | karg.dataInSize = karg32.dataInSize; | |
2909 | karg.dataOutSize = karg32.dataOutSize; | |
2910 | karg.maxSenseBytes = karg32.maxSenseBytes; | |
2911 | karg.dataSgeOffset = karg32.dataSgeOffset; | |
2912 | ||
2913 | karg.replyFrameBufPtr = (char __user *)(unsigned long)karg32.replyFrameBufPtr; | |
2914 | karg.dataInBufPtr = (char __user *)(unsigned long)karg32.dataInBufPtr; | |
2915 | karg.dataOutBufPtr = (char __user *)(unsigned long)karg32.dataOutBufPtr; | |
2916 | karg.senseDataPtr = (char __user *)(unsigned long)karg32.senseDataPtr; | |
2917 | ||
2918 | /* Pass new structure to do_mpt_command | |
2919 | */ | |
2920 | ret = mptctl_do_mpt_command (karg, &uarg->MF); | |
2921 | ||
ea2a788d | 2922 | mutex_unlock(&iocp->ioctl_cmds.mutex); |
1da177e4 LT |
2923 | |
2924 | return ret; | |
2925 | } | |
2926 | ||
2927 | static long compat_mpctl_ioctl(struct file *f, unsigned int cmd, unsigned long arg) | |
2928 | { | |
2929 | long ret; | |
c45d15d2 | 2930 | mutex_lock(&mpctl_mutex); |
1da177e4 LT |
2931 | switch (cmd) { |
2932 | case MPTIOCINFO: | |
2933 | case MPTIOCINFO1: | |
2934 | case MPTIOCINFO2: | |
2935 | case MPTTARGETINFO: | |
2936 | case MPTEVENTQUERY: | |
2937 | case MPTEVENTENABLE: | |
2938 | case MPTEVENTREPORT: | |
2939 | case MPTHARDRESET: | |
2940 | case HP_GETHOSTINFO: | |
2941 | case HP_GETTARGETINFO: | |
2942 | case MPTTEST: | |
2943 | ret = __mptctl_ioctl(f, cmd, arg); | |
2944 | break; | |
2945 | case MPTCOMMAND32: | |
2946 | ret = compat_mpt_command(f, cmd, arg); | |
2947 | break; | |
2948 | case MPTFWDOWNLOAD32: | |
2949 | ret = compat_mptfwxfer_ioctl(f, cmd, arg); | |
2950 | break; | |
2951 | default: | |
2952 | ret = -ENOIOCTLCMD; | |
2953 | break; | |
2954 | } | |
c45d15d2 | 2955 | mutex_unlock(&mpctl_mutex); |
1da177e4 LT |
2956 | return ret; |
2957 | } | |
2958 | ||
2959 | #endif | |
2960 | ||
2961 | ||
2962 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2963 | /* | |
2964 | * mptctl_probe - Installs ioctl devices per bus. | |
2965 | * @pdev: Pointer to pci_dev structure | |
2966 | * | |
2967 | * Returns 0 for success, non-zero for failure. | |
2968 | * | |
2969 | */ | |
2970 | ||
2971 | static int | |
2972 | mptctl_probe(struct pci_dev *pdev, const struct pci_device_id *id) | |
2973 | { | |
1da177e4 LT |
2974 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
2975 | ||
ea2a788d KD |
2976 | mutex_init(&ioc->ioctl_cmds.mutex); |
2977 | init_completion(&ioc->ioctl_cmds.done); | |
1da177e4 | 2978 | return 0; |
1da177e4 LT |
2979 | } |
2980 | ||
2981 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2982 | /* | |
2983 | * mptctl_remove - Removed ioctl devices | |
2984 | * @pdev: Pointer to pci_dev structure | |
2985 | * | |
2986 | * | |
2987 | */ | |
2988 | static void | |
2989 | mptctl_remove(struct pci_dev *pdev) | |
2990 | { | |
1da177e4 LT |
2991 | } |
2992 | ||
2993 | static struct mpt_pci_driver mptctl_driver = { | |
2994 | .probe = mptctl_probe, | |
2995 | .remove = mptctl_remove, | |
2996 | }; | |
2997 | ||
2998 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2999 | static int __init mptctl_init(void) | |
3000 | { | |
3001 | int err; | |
3002 | int where = 1; | |
3003 | ||
3004 | show_mptmod_ver(my_NAME, my_VERSION); | |
3005 | ||
09120a8c | 3006 | mpt_device_driver_register(&mptctl_driver, MPTCTL_DRIVER); |
1da177e4 LT |
3007 | |
3008 | /* Register this device */ | |
3009 | err = misc_register(&mptctl_miscdev); | |
3010 | if (err < 0) { | |
3011 | printk(KERN_ERR MYNAM ": Can't register misc device [minor=%d].\n", MPT_MINOR); | |
3012 | goto out_fail; | |
3013 | } | |
3014 | printk(KERN_INFO MYNAM ": Registered with Fusion MPT base driver\n"); | |
3015 | printk(KERN_INFO MYNAM ": /dev/%s @ (major,minor=%d,%d)\n", | |
3016 | mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor); | |
3017 | ||
3018 | /* | |
3019 | * Install our handler | |
3020 | */ | |
3021 | ++where; | |
213aaca3 KD |
3022 | mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER, |
3023 | "mptctl_reply"); | |
f606f571 | 3024 | if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) { |
1da177e4 LT |
3025 | printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n"); |
3026 | misc_deregister(&mptctl_miscdev); | |
3027 | err = -EBUSY; | |
3028 | goto out_fail; | |
3029 | } | |
3030 | ||
213aaca3 KD |
3031 | mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER, |
3032 | "mptctl_taskmgmt_reply"); | |
65c054f2 KT |
3033 | if (!mptctl_taskmgmt_id || mptctl_taskmgmt_id >= MPT_MAX_PROTOCOL_DRIVERS) { |
3034 | printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n"); | |
3035 | mpt_deregister(mptctl_id); | |
3036 | misc_deregister(&mptctl_miscdev); | |
3037 | err = -EBUSY; | |
3038 | goto out_fail; | |
3039 | } | |
3040 | ||
09120a8c PS |
3041 | mpt_reset_register(mptctl_id, mptctl_ioc_reset); |
3042 | mpt_event_register(mptctl_id, mptctl_event_process); | |
ea5a7a82 | 3043 | |
1da177e4 LT |
3044 | return 0; |
3045 | ||
3046 | out_fail: | |
3047 | ||
3048 | mpt_device_driver_deregister(MPTCTL_DRIVER); | |
3049 | ||
3050 | return err; | |
3051 | } | |
3052 | ||
3053 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
3054 | static void mptctl_exit(void) | |
3055 | { | |
3056 | misc_deregister(&mptctl_miscdev); | |
3057 | printk(KERN_INFO MYNAM ": Deregistered /dev/%s @ (major,minor=%d,%d)\n", | |
3058 | mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor); | |
3059 | ||
65c054f2 KT |
3060 | /* De-register event handler from base module */ |
3061 | mpt_event_deregister(mptctl_id); | |
3062 | ||
1da177e4 LT |
3063 | /* De-register reset handler from base module */ |
3064 | mpt_reset_deregister(mptctl_id); | |
1da177e4 LT |
3065 | |
3066 | /* De-register callback handler from base module */ | |
65c054f2 | 3067 | mpt_deregister(mptctl_taskmgmt_id); |
1da177e4 | 3068 | mpt_deregister(mptctl_id); |
1da177e4 LT |
3069 | |
3070 | mpt_device_driver_deregister(MPTCTL_DRIVER); | |
3071 | ||
3072 | } | |
3073 | ||
3074 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
3075 | ||
3076 | module_init(mptctl_init); | |
3077 | module_exit(mptctl_exit); |