Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/message/fusion/mptbase.c |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | * This is the Fusion MPT base driver which supports multiple |
| 4 | * (SCSI + LAN) specialized protocol drivers. |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 5 | * For use with LSI Logic PCI chip/adapter(s) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | * running LSI Logic Fusion MPT (Message Passing Technology) firmware. |
| 7 | * |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 8 | * Copyright (c) 1999-2005 LSI Logic Corporation |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | * (mailto:mpt_linux_developer@lsil.com) |
| 10 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | */ |
| 12 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 13 | /* |
| 14 | This program is free software; you can redistribute it and/or modify |
| 15 | it under the terms of the GNU General Public License as published by |
| 16 | the Free Software Foundation; version 2 of the License. |
| 17 | |
| 18 | This program is distributed in the hope that it will be useful, |
| 19 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | GNU General Public License for more details. |
| 22 | |
| 23 | NO WARRANTY |
| 24 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
| 25 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
| 26 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
| 27 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
| 28 | solely responsible for determining the appropriateness of using and |
| 29 | distributing the Program and assumes all risks associated with its |
| 30 | exercise of rights under this Agreement, including but not limited to |
| 31 | the risks and costs of program errors, damage to or loss of data, |
| 32 | programs or equipment, and unavailability or interruption of operations. |
| 33 | |
| 34 | DISCLAIMER OF LIABILITY |
| 35 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
| 36 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 37 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
| 38 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| 39 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
| 40 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
| 41 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
| 42 | |
| 43 | You should have received a copy of the GNU General Public License |
| 44 | along with this program; if not, write to the Free Software |
| 45 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 46 | */ |
| 47 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 48 | |
| 49 | #include <linux/config.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | #include <linux/kernel.h> |
| 51 | #include <linux/module.h> |
| 52 | #include <linux/errno.h> |
| 53 | #include <linux/init.h> |
| 54 | #include <linux/slab.h> |
| 55 | #include <linux/types.h> |
| 56 | #include <linux/pci.h> |
| 57 | #include <linux/kdev_t.h> |
| 58 | #include <linux/blkdev.h> |
| 59 | #include <linux/delay.h> |
| 60 | #include <linux/interrupt.h> /* needed for in_interrupt() proto */ |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 61 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | #include <asm/io.h> |
| 63 | #ifdef CONFIG_MTRR |
| 64 | #include <asm/mtrr.h> |
| 65 | #endif |
| 66 | #ifdef __sparc__ |
| 67 | #include <asm/irq.h> /* needed for __irq_itoa() proto */ |
| 68 | #endif |
| 69 | |
| 70 | #include "mptbase.h" |
| 71 | |
| 72 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 73 | #define my_NAME "Fusion MPT base driver" |
| 74 | #define my_VERSION MPT_LINUX_VERSION_COMMON |
| 75 | #define MYNAM "mptbase" |
| 76 | |
| 77 | MODULE_AUTHOR(MODULEAUTHOR); |
| 78 | MODULE_DESCRIPTION(my_NAME); |
| 79 | MODULE_LICENSE("GPL"); |
| 80 | |
| 81 | /* |
| 82 | * cmd line parameters |
| 83 | */ |
Christoph Hellwig | 4ddce14 | 2006-01-17 13:44:29 +0000 | [diff] [blame] | 84 | static int mpt_msi_enable; |
| 85 | module_param(mpt_msi_enable, int, 0); |
| 86 | MODULE_PARM_DESC(mpt_msi_enable, " MSI Support Enable (default=0)"); |
| 87 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | #ifdef MFCNT |
| 89 | static int mfcounter = 0; |
| 90 | #define PRINT_MF_COUNT 20000 |
| 91 | #endif |
| 92 | |
| 93 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 94 | /* |
| 95 | * Public data... |
| 96 | */ |
| 97 | int mpt_lan_index = -1; |
Linus Torvalds | f747307 | 2005-11-29 14:21:57 -0800 | [diff] [blame] | 98 | int mpt_stm_index = -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 99 | |
Linus Torvalds | f747307 | 2005-11-29 14:21:57 -0800 | [diff] [blame] | 100 | struct proc_dir_entry *mpt_proc_root_dir; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | |
| 102 | #define WHOINIT_UNKNOWN 0xAA |
| 103 | |
| 104 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 105 | /* |
| 106 | * Private data... |
| 107 | */ |
| 108 | /* Adapter link list */ |
| 109 | LIST_HEAD(ioc_list); |
| 110 | /* Callback lookup table */ |
| 111 | static MPT_CALLBACK MptCallbacks[MPT_MAX_PROTOCOL_DRIVERS]; |
| 112 | /* Protocol driver class lookup table */ |
| 113 | static int MptDriverClass[MPT_MAX_PROTOCOL_DRIVERS]; |
| 114 | /* Event handler lookup table */ |
| 115 | static MPT_EVHANDLER MptEvHandlers[MPT_MAX_PROTOCOL_DRIVERS]; |
| 116 | /* Reset handler lookup table */ |
| 117 | static MPT_RESETHANDLER MptResetHandlers[MPT_MAX_PROTOCOL_DRIVERS]; |
| 118 | static struct mpt_pci_driver *MptDeviceDriverHandlers[MPT_MAX_PROTOCOL_DRIVERS]; |
| 119 | |
| 120 | static int mpt_base_index = -1; |
| 121 | static int last_drv_idx = -1; |
| 122 | |
| 123 | static DECLARE_WAIT_QUEUE_HEAD(mpt_waitq); |
| 124 | |
| 125 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 126 | /* |
| 127 | * Forward protos... |
| 128 | */ |
| 129 | static irqreturn_t mpt_interrupt(int irq, void *bus_id, struct pt_regs *r); |
| 130 | static int mpt_base_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); |
| 131 | static int mpt_handshake_req_reply_wait(MPT_ADAPTER *ioc, int reqBytes, |
| 132 | u32 *req, int replyBytes, u16 *u16reply, int maxwait, |
| 133 | int sleepFlag); |
| 134 | static int mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag); |
| 135 | static void mpt_detect_bound_ports(MPT_ADAPTER *ioc, struct pci_dev *pdev); |
| 136 | static void mpt_adapter_disable(MPT_ADAPTER *ioc); |
| 137 | static void mpt_adapter_dispose(MPT_ADAPTER *ioc); |
| 138 | |
| 139 | static void MptDisplayIocCapabilities(MPT_ADAPTER *ioc); |
| 140 | static int MakeIocReady(MPT_ADAPTER *ioc, int force, int sleepFlag); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | static int GetIocFacts(MPT_ADAPTER *ioc, int sleepFlag, int reason); |
| 142 | static int GetPortFacts(MPT_ADAPTER *ioc, int portnum, int sleepFlag); |
| 143 | static int SendIocInit(MPT_ADAPTER *ioc, int sleepFlag); |
| 144 | static int SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag); |
| 145 | static int mpt_do_upload(MPT_ADAPTER *ioc, int sleepFlag); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 146 | static int mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | static int mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag); |
| 148 | static int KickStart(MPT_ADAPTER *ioc, int ignore, int sleepFlag); |
| 149 | static int SendIocReset(MPT_ADAPTER *ioc, u8 reset_type, int sleepFlag); |
| 150 | static int PrimeIocFifos(MPT_ADAPTER *ioc); |
| 151 | static int WaitForDoorbellAck(MPT_ADAPTER *ioc, int howlong, int sleepFlag); |
| 152 | static int WaitForDoorbellInt(MPT_ADAPTER *ioc, int howlong, int sleepFlag); |
| 153 | static int WaitForDoorbellReply(MPT_ADAPTER *ioc, int howlong, int sleepFlag); |
| 154 | static int GetLanConfigPages(MPT_ADAPTER *ioc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 155 | static int GetIoUnitPage2(MPT_ADAPTER *ioc); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 156 | int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | static int mpt_GetScsiPortSettings(MPT_ADAPTER *ioc, int portnum); |
| 158 | static int mpt_readScsiDevicePageHeaders(MPT_ADAPTER *ioc, int portnum); |
| 159 | static void mpt_read_ioc_pg_1(MPT_ADAPTER *ioc); |
| 160 | static void mpt_read_ioc_pg_4(MPT_ADAPTER *ioc); |
| 161 | static void mpt_timer_expired(unsigned long data); |
| 162 | static int SendEventNotification(MPT_ADAPTER *ioc, u8 EvSwitch); |
| 163 | static int SendEventAck(MPT_ADAPTER *ioc, EventNotificationReply_t *evnp); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 164 | static int mpt_host_page_access_control(MPT_ADAPTER *ioc, u8 access_control_value, int sleepFlag); |
| 165 | static int mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | |
| 167 | #ifdef CONFIG_PROC_FS |
| 168 | static int procmpt_summary_read(char *buf, char **start, off_t offset, |
| 169 | int request, int *eof, void *data); |
| 170 | static int procmpt_version_read(char *buf, char **start, off_t offset, |
| 171 | int request, int *eof, void *data); |
| 172 | static int procmpt_iocinfo_read(char *buf, char **start, off_t offset, |
| 173 | int request, int *eof, void *data); |
| 174 | #endif |
| 175 | static void mpt_get_fw_exp_ver(char *buf, MPT_ADAPTER *ioc); |
| 176 | |
| 177 | //int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag); |
| 178 | static int ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply, int *evHandlers); |
| 179 | static void mpt_sp_ioc_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf); |
| 180 | static void mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info); |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 181 | static void mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 182 | static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info); |
Moore, Eric | c972c70 | 2006-03-14 09:14:06 -0700 | [diff] [blame] | 183 | static int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | |
| 185 | /* module entry point */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | static int __init fusion_init (void); |
| 187 | static void __exit fusion_exit (void); |
| 188 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | #define CHIPREG_READ32(addr) readl_relaxed(addr) |
| 190 | #define CHIPREG_READ32_dmasync(addr) readl(addr) |
| 191 | #define CHIPREG_WRITE32(addr,val) writel(val, addr) |
| 192 | #define CHIPREG_PIO_WRITE32(addr,val) outl(val, (unsigned long)addr) |
| 193 | #define CHIPREG_PIO_READ32(addr) inl((unsigned long)addr) |
| 194 | |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 195 | static void |
| 196 | pci_disable_io_access(struct pci_dev *pdev) |
| 197 | { |
| 198 | u16 command_reg; |
| 199 | |
| 200 | pci_read_config_word(pdev, PCI_COMMAND, &command_reg); |
| 201 | command_reg &= ~1; |
| 202 | pci_write_config_word(pdev, PCI_COMMAND, command_reg); |
| 203 | } |
| 204 | |
| 205 | static void |
| 206 | pci_enable_io_access(struct pci_dev *pdev) |
| 207 | { |
| 208 | u16 command_reg; |
| 209 | |
| 210 | pci_read_config_word(pdev, PCI_COMMAND, &command_reg); |
| 211 | command_reg |= 1; |
| 212 | pci_write_config_word(pdev, PCI_COMMAND, command_reg); |
| 213 | } |
| 214 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 215 | /* |
| 216 | * Process turbo (context) reply... |
| 217 | */ |
| 218 | static void |
| 219 | mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) |
| 220 | { |
| 221 | MPT_FRAME_HDR *mf = NULL; |
| 222 | MPT_FRAME_HDR *mr = NULL; |
| 223 | int req_idx = 0; |
| 224 | int cb_idx; |
| 225 | |
| 226 | dmfprintk((MYIOC_s_INFO_FMT "Got TURBO reply req_idx=%08x\n", |
| 227 | ioc->name, pa)); |
| 228 | |
| 229 | switch (pa >> MPI_CONTEXT_REPLY_TYPE_SHIFT) { |
| 230 | case MPI_CONTEXT_REPLY_TYPE_SCSI_INIT: |
| 231 | req_idx = pa & 0x0000FFFF; |
| 232 | cb_idx = (pa & 0x00FF0000) >> 16; |
| 233 | mf = MPT_INDEX_2_MFPTR(ioc, req_idx); |
| 234 | break; |
| 235 | case MPI_CONTEXT_REPLY_TYPE_LAN: |
| 236 | cb_idx = mpt_lan_index; |
| 237 | /* |
| 238 | * Blind set of mf to NULL here was fatal |
| 239 | * after lan_reply says "freeme" |
| 240 | * Fix sort of combined with an optimization here; |
| 241 | * added explicit check for case where lan_reply |
| 242 | * was just returning 1 and doing nothing else. |
| 243 | * For this case skip the callback, but set up |
| 244 | * proper mf value first here:-) |
| 245 | */ |
| 246 | if ((pa & 0x58000000) == 0x58000000) { |
| 247 | req_idx = pa & 0x0000FFFF; |
| 248 | mf = MPT_INDEX_2_MFPTR(ioc, req_idx); |
| 249 | mpt_free_msg_frame(ioc, mf); |
| 250 | mb(); |
| 251 | return; |
| 252 | break; |
| 253 | } |
| 254 | mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); |
| 255 | break; |
| 256 | case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET: |
| 257 | cb_idx = mpt_stm_index; |
| 258 | mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); |
| 259 | break; |
| 260 | default: |
| 261 | cb_idx = 0; |
| 262 | BUG(); |
| 263 | } |
| 264 | |
| 265 | /* Check for (valid) IO callback! */ |
| 266 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || |
| 267 | MptCallbacks[cb_idx] == NULL) { |
| 268 | printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", |
| 269 | __FUNCTION__, ioc->name, cb_idx); |
| 270 | goto out; |
| 271 | } |
| 272 | |
| 273 | if (MptCallbacks[cb_idx](ioc, mf, mr)) |
| 274 | mpt_free_msg_frame(ioc, mf); |
| 275 | out: |
| 276 | mb(); |
| 277 | } |
| 278 | |
| 279 | static void |
| 280 | mpt_reply(MPT_ADAPTER *ioc, u32 pa) |
| 281 | { |
| 282 | MPT_FRAME_HDR *mf; |
| 283 | MPT_FRAME_HDR *mr; |
| 284 | int req_idx; |
| 285 | int cb_idx; |
| 286 | int freeme; |
| 287 | |
| 288 | u32 reply_dma_low; |
| 289 | u16 ioc_stat; |
| 290 | |
| 291 | /* non-TURBO reply! Hmmm, something may be up... |
| 292 | * Newest turbo reply mechanism; get address |
| 293 | * via left shift 1 (get rid of MPI_ADDRESS_REPLY_A_BIT)! |
| 294 | */ |
| 295 | |
| 296 | /* Map DMA address of reply header to cpu address. |
| 297 | * pa is 32 bits - but the dma address may be 32 or 64 bits |
| 298 | * get offset based only only the low addresses |
| 299 | */ |
| 300 | |
| 301 | reply_dma_low = (pa <<= 1); |
| 302 | mr = (MPT_FRAME_HDR *)((u8 *)ioc->reply_frames + |
| 303 | (reply_dma_low - ioc->reply_frames_low_dma)); |
| 304 | |
| 305 | req_idx = le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx); |
| 306 | cb_idx = mr->u.frame.hwhdr.msgctxu.fld.cb_idx; |
| 307 | mf = MPT_INDEX_2_MFPTR(ioc, req_idx); |
| 308 | |
| 309 | dmfprintk((MYIOC_s_INFO_FMT "Got non-TURBO reply=%p req_idx=%x cb_idx=%x Function=%x\n", |
| 310 | ioc->name, mr, req_idx, cb_idx, mr->u.hdr.Function)); |
| 311 | DBG_DUMP_REPLY_FRAME(mr) |
| 312 | |
| 313 | /* Check/log IOC log info |
| 314 | */ |
| 315 | ioc_stat = le16_to_cpu(mr->u.reply.IOCStatus); |
| 316 | if (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { |
| 317 | u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo); |
| 318 | if (ioc->bus_type == FC) |
| 319 | mpt_fc_log_info(ioc, log_info); |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 320 | else if (ioc->bus_type == SPI) |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 321 | mpt_spi_log_info(ioc, log_info); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 322 | else if (ioc->bus_type == SAS) |
| 323 | mpt_sas_log_info(ioc, log_info); |
| 324 | } |
| 325 | if (ioc_stat & MPI_IOCSTATUS_MASK) { |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 326 | if (ioc->bus_type == SPI && |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 327 | cb_idx != mpt_stm_index && |
| 328 | cb_idx != mpt_lan_index) |
| 329 | mpt_sp_ioc_info(ioc, (u32)ioc_stat, mf); |
| 330 | } |
| 331 | |
| 332 | |
| 333 | /* Check for (valid) IO callback! */ |
| 334 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || |
| 335 | MptCallbacks[cb_idx] == NULL) { |
| 336 | printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", |
| 337 | __FUNCTION__, ioc->name, cb_idx); |
| 338 | freeme = 0; |
| 339 | goto out; |
| 340 | } |
| 341 | |
| 342 | freeme = MptCallbacks[cb_idx](ioc, mf, mr); |
| 343 | |
| 344 | out: |
| 345 | /* Flush (non-TURBO) reply with a WRITE! */ |
| 346 | CHIPREG_WRITE32(&ioc->chip->ReplyFifo, pa); |
| 347 | |
| 348 | if (freeme) |
| 349 | mpt_free_msg_frame(ioc, mf); |
| 350 | mb(); |
| 351 | } |
| 352 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 354 | /* |
| 355 | * mpt_interrupt - MPT adapter (IOC) specific interrupt handler. |
| 356 | * @irq: irq number (not used) |
| 357 | * @bus_id: bus identifier cookie == pointer to MPT_ADAPTER structure |
| 358 | * @r: pt_regs pointer (not used) |
| 359 | * |
| 360 | * This routine is registered via the request_irq() kernel API call, |
| 361 | * and handles all interrupts generated from a specific MPT adapter |
| 362 | * (also referred to as a IO Controller or IOC). |
| 363 | * This routine must clear the interrupt from the adapter and does |
| 364 | * so by reading the reply FIFO. Multiple replies may be processed |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 365 | * per single call to this routine. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | * |
| 367 | * This routine handles register-level access of the adapter but |
| 368 | * dispatches (calls) a protocol-specific callback routine to handle |
| 369 | * the protocol-specific details of the MPT request completion. |
| 370 | */ |
| 371 | static irqreturn_t |
| 372 | mpt_interrupt(int irq, void *bus_id, struct pt_regs *r) |
| 373 | { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 374 | MPT_ADAPTER *ioc = bus_id; |
| 375 | u32 pa; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 376 | |
| 377 | /* |
| 378 | * Drain the reply FIFO! |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | */ |
| 380 | while (1) { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 381 | pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo); |
| 382 | if (pa == 0xFFFFFFFF) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | return IRQ_HANDLED; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 384 | else if (pa & MPI_ADDRESS_REPLY_A_BIT) |
| 385 | mpt_reply(ioc, pa); |
| 386 | else |
| 387 | mpt_turbo_reply(ioc, pa); |
| 388 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 389 | |
| 390 | return IRQ_HANDLED; |
| 391 | } |
| 392 | |
| 393 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 394 | /* |
| 395 | * mpt_base_reply - MPT base driver's callback routine; all base driver |
| 396 | * "internal" request/reply processing is routed here. |
| 397 | * Currently used for EventNotification and EventAck handling. |
| 398 | * @ioc: Pointer to MPT_ADAPTER structure |
| 399 | * @mf: Pointer to original MPT request frame |
| 400 | * @reply: Pointer to MPT reply frame (NULL if TurboReply) |
| 401 | * |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 402 | * Returns 1 indicating original alloc'd request frame ptr |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | * should be freed, or 0 if it shouldn't. |
| 404 | */ |
| 405 | static int |
| 406 | mpt_base_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *reply) |
| 407 | { |
| 408 | int freereq = 1; |
| 409 | u8 func; |
| 410 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 411 | dmfprintk((MYIOC_s_INFO_FMT "mpt_base_reply() called\n", ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 412 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 413 | #if defined(MPT_DEBUG_MSG_FRAME) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 414 | if (!(reply->u.hdr.MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY)) { |
| 415 | dmfprintk((KERN_INFO MYNAM ": Original request frame (@%p) header\n", mf)); |
| 416 | DBG_DUMP_REQUEST_FRAME_HDR(mf) |
| 417 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 418 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | |
| 420 | func = reply->u.hdr.Function; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 421 | dmfprintk((MYIOC_s_INFO_FMT "mpt_base_reply, Function=%02Xh\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 422 | ioc->name, func)); |
| 423 | |
| 424 | if (func == MPI_FUNCTION_EVENT_NOTIFICATION) { |
| 425 | EventNotificationReply_t *pEvReply = (EventNotificationReply_t *) reply; |
| 426 | int evHandlers = 0; |
| 427 | int results; |
| 428 | |
| 429 | results = ProcessEventNotification(ioc, pEvReply, &evHandlers); |
| 430 | if (results != evHandlers) { |
| 431 | /* CHECKME! Any special handling needed here? */ |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 432 | devtverboseprintk((MYIOC_s_WARN_FMT "Called %d event handlers, sum results = %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | ioc->name, evHandlers, results)); |
| 434 | } |
| 435 | |
| 436 | /* |
| 437 | * Hmmm... It seems that EventNotificationReply is an exception |
| 438 | * to the rule of one reply per request. |
| 439 | */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 440 | if (pEvReply->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 441 | freereq = 0; |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 442 | devtverboseprintk((MYIOC_s_WARN_FMT "EVENT_NOTIFICATION reply %p does not return Request frame\n", |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 443 | ioc->name, pEvReply)); |
| 444 | } else { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 445 | devtverboseprintk((MYIOC_s_WARN_FMT "EVENT_NOTIFICATION reply %p returns Request frame\n", |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 446 | ioc->name, pEvReply)); |
| 447 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 448 | |
| 449 | #ifdef CONFIG_PROC_FS |
| 450 | // LogEvent(ioc, pEvReply); |
| 451 | #endif |
| 452 | |
| 453 | } else if (func == MPI_FUNCTION_EVENT_ACK) { |
| 454 | dprintk((MYIOC_s_INFO_FMT "mpt_base_reply, EventAck reply received\n", |
| 455 | ioc->name)); |
Moore, Eric | 592f9c2 | 2006-02-02 17:19:47 -0700 | [diff] [blame] | 456 | } else if (func == MPI_FUNCTION_CONFIG) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | CONFIGPARMS *pCfg; |
| 458 | unsigned long flags; |
| 459 | |
| 460 | dcprintk((MYIOC_s_INFO_FMT "config_complete (mf=%p,mr=%p)\n", |
| 461 | ioc->name, mf, reply)); |
| 462 | |
| 463 | pCfg = * ((CONFIGPARMS **)((u8 *) mf + ioc->req_sz - sizeof(void *))); |
| 464 | |
| 465 | if (pCfg) { |
| 466 | /* disable timer and remove from linked list */ |
| 467 | del_timer(&pCfg->timer); |
| 468 | |
| 469 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 470 | list_del(&pCfg->linkage); |
| 471 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 472 | |
| 473 | /* |
| 474 | * If IOC Status is SUCCESS, save the header |
| 475 | * and set the status code to GOOD. |
| 476 | */ |
| 477 | pCfg->status = MPT_CONFIG_ERROR; |
| 478 | if (reply) { |
| 479 | ConfigReply_t *pReply = (ConfigReply_t *)reply; |
| 480 | u16 status; |
| 481 | |
| 482 | status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
| 483 | dcprintk((KERN_NOTICE " IOCStatus=%04xh, IOCLogInfo=%08xh\n", |
| 484 | status, le32_to_cpu(pReply->IOCLogInfo))); |
| 485 | |
| 486 | pCfg->status = status; |
| 487 | if (status == MPI_IOCSTATUS_SUCCESS) { |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 488 | if ((pReply->Header.PageType & |
| 489 | MPI_CONFIG_PAGETYPE_MASK) == |
| 490 | MPI_CONFIG_PAGETYPE_EXTENDED) { |
| 491 | pCfg->cfghdr.ehdr->ExtPageLength = |
| 492 | le16_to_cpu(pReply->ExtPageLength); |
| 493 | pCfg->cfghdr.ehdr->ExtPageType = |
| 494 | pReply->ExtPageType; |
| 495 | } |
| 496 | pCfg->cfghdr.hdr->PageVersion = pReply->Header.PageVersion; |
| 497 | |
| 498 | /* If this is a regular header, save PageLength. */ |
| 499 | /* LMP Do this better so not using a reserved field! */ |
| 500 | pCfg->cfghdr.hdr->PageLength = pReply->Header.PageLength; |
| 501 | pCfg->cfghdr.hdr->PageNumber = pReply->Header.PageNumber; |
| 502 | pCfg->cfghdr.hdr->PageType = pReply->Header.PageType; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 503 | } |
| 504 | } |
| 505 | |
| 506 | /* |
| 507 | * Wake up the original calling thread |
| 508 | */ |
| 509 | pCfg->wait_done = 1; |
| 510 | wake_up(&mpt_waitq); |
| 511 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 512 | } else if (func == MPI_FUNCTION_SAS_IO_UNIT_CONTROL) { |
| 513 | /* we should be always getting a reply frame */ |
| 514 | memcpy(ioc->persist_reply_frame, reply, |
| 515 | min(MPT_DEFAULT_FRAME_SIZE, |
| 516 | 4*reply->u.reply.MsgLength)); |
| 517 | del_timer(&ioc->persist_timer); |
| 518 | ioc->persist_wait_done = 1; |
| 519 | wake_up(&mpt_waitq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | } else { |
| 521 | printk(MYIOC_s_ERR_FMT "Unexpected msg function (=%02Xh) reply received!\n", |
| 522 | ioc->name, func); |
| 523 | } |
| 524 | |
| 525 | /* |
| 526 | * Conditionally tell caller to free the original |
| 527 | * EventNotification/EventAck/unexpected request frame! |
| 528 | */ |
| 529 | return freereq; |
| 530 | } |
| 531 | |
| 532 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 533 | /** |
| 534 | * mpt_register - Register protocol-specific main callback handler. |
| 535 | * @cbfunc: callback function pointer |
| 536 | * @dclass: Protocol driver's class (%MPT_DRIVER_CLASS enum value) |
| 537 | * |
| 538 | * This routine is called by a protocol-specific driver (SCSI host, |
| 539 | * LAN, SCSI target) to register it's reply callback routine. Each |
| 540 | * protocol-specific driver must do this before it will be able to |
| 541 | * use any IOC resources, such as obtaining request frames. |
| 542 | * |
| 543 | * NOTES: The SCSI protocol driver currently calls this routine thrice |
| 544 | * in order to register separate callbacks; one for "normal" SCSI IO; |
| 545 | * one for MptScsiTaskMgmt requests; one for Scan/DV requests. |
| 546 | * |
| 547 | * Returns a positive integer valued "handle" in the |
| 548 | * range (and S.O.D. order) {N,...,7,6,5,...,1} if successful. |
| 549 | * Any non-positive return value (including zero!) should be considered |
| 550 | * an error by the caller. |
| 551 | */ |
| 552 | int |
| 553 | mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass) |
| 554 | { |
| 555 | int i; |
| 556 | |
| 557 | last_drv_idx = -1; |
| 558 | |
| 559 | /* |
| 560 | * Search for empty callback slot in this order: {N,...,7,6,5,...,1} |
| 561 | * (slot/handle 0 is reserved!) |
| 562 | */ |
| 563 | for (i = MPT_MAX_PROTOCOL_DRIVERS-1; i; i--) { |
| 564 | if (MptCallbacks[i] == NULL) { |
| 565 | MptCallbacks[i] = cbfunc; |
| 566 | MptDriverClass[i] = dclass; |
| 567 | MptEvHandlers[i] = NULL; |
| 568 | last_drv_idx = i; |
| 569 | break; |
| 570 | } |
| 571 | } |
| 572 | |
| 573 | return last_drv_idx; |
| 574 | } |
| 575 | |
| 576 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 577 | /** |
| 578 | * mpt_deregister - Deregister a protocol drivers resources. |
| 579 | * @cb_idx: previously registered callback handle |
| 580 | * |
| 581 | * Each protocol-specific driver should call this routine when it's |
| 582 | * module is unloaded. |
| 583 | */ |
| 584 | void |
| 585 | mpt_deregister(int cb_idx) |
| 586 | { |
| 587 | if ((cb_idx >= 0) && (cb_idx < MPT_MAX_PROTOCOL_DRIVERS)) { |
| 588 | MptCallbacks[cb_idx] = NULL; |
| 589 | MptDriverClass[cb_idx] = MPTUNKNOWN_DRIVER; |
| 590 | MptEvHandlers[cb_idx] = NULL; |
| 591 | |
| 592 | last_drv_idx++; |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 597 | /** |
| 598 | * mpt_event_register - Register protocol-specific event callback |
| 599 | * handler. |
| 600 | * @cb_idx: previously registered (via mpt_register) callback handle |
| 601 | * @ev_cbfunc: callback function |
| 602 | * |
| 603 | * This routine can be called by one or more protocol-specific drivers |
| 604 | * if/when they choose to be notified of MPT events. |
| 605 | * |
| 606 | * Returns 0 for success. |
| 607 | */ |
| 608 | int |
| 609 | mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc) |
| 610 | { |
| 611 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) |
| 612 | return -1; |
| 613 | |
| 614 | MptEvHandlers[cb_idx] = ev_cbfunc; |
| 615 | return 0; |
| 616 | } |
| 617 | |
| 618 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 619 | /** |
| 620 | * mpt_event_deregister - Deregister protocol-specific event callback |
| 621 | * handler. |
| 622 | * @cb_idx: previously registered callback handle |
| 623 | * |
| 624 | * Each protocol-specific driver should call this routine |
| 625 | * when it does not (or can no longer) handle events, |
| 626 | * or when it's module is unloaded. |
| 627 | */ |
| 628 | void |
| 629 | mpt_event_deregister(int cb_idx) |
| 630 | { |
| 631 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) |
| 632 | return; |
| 633 | |
| 634 | MptEvHandlers[cb_idx] = NULL; |
| 635 | } |
| 636 | |
| 637 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 638 | /** |
| 639 | * mpt_reset_register - Register protocol-specific IOC reset handler. |
| 640 | * @cb_idx: previously registered (via mpt_register) callback handle |
| 641 | * @reset_func: reset function |
| 642 | * |
| 643 | * This routine can be called by one or more protocol-specific drivers |
| 644 | * if/when they choose to be notified of IOC resets. |
| 645 | * |
| 646 | * Returns 0 for success. |
| 647 | */ |
| 648 | int |
| 649 | mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func) |
| 650 | { |
| 651 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) |
| 652 | return -1; |
| 653 | |
| 654 | MptResetHandlers[cb_idx] = reset_func; |
| 655 | return 0; |
| 656 | } |
| 657 | |
| 658 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 659 | /** |
| 660 | * mpt_reset_deregister - Deregister protocol-specific IOC reset handler. |
| 661 | * @cb_idx: previously registered callback handle |
| 662 | * |
| 663 | * Each protocol-specific driver should call this routine |
| 664 | * when it does not (or can no longer) handle IOC reset handling, |
| 665 | * or when it's module is unloaded. |
| 666 | */ |
| 667 | void |
| 668 | mpt_reset_deregister(int cb_idx) |
| 669 | { |
| 670 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) |
| 671 | return; |
| 672 | |
| 673 | MptResetHandlers[cb_idx] = NULL; |
| 674 | } |
| 675 | |
| 676 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 677 | /** |
| 678 | * mpt_device_driver_register - Register device driver hooks |
| 679 | */ |
| 680 | int |
| 681 | mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx) |
| 682 | { |
| 683 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 684 | |
| 685 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) { |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 686 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 687 | } |
| 688 | |
| 689 | MptDeviceDriverHandlers[cb_idx] = dd_cbfunc; |
| 690 | |
| 691 | /* call per pci device probe entry point */ |
| 692 | list_for_each_entry(ioc, &ioc_list, list) { |
| 693 | if(dd_cbfunc->probe) { |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 694 | dd_cbfunc->probe(ioc->pcidev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | ioc->pcidev->driver->id_table); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 696 | } |
| 697 | } |
| 698 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 699 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 700 | } |
| 701 | |
| 702 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 703 | /** |
| 704 | * mpt_device_driver_deregister - DeRegister device driver hooks |
| 705 | */ |
| 706 | void |
| 707 | mpt_device_driver_deregister(int cb_idx) |
| 708 | { |
| 709 | struct mpt_pci_driver *dd_cbfunc; |
| 710 | MPT_ADAPTER *ioc; |
| 711 | |
| 712 | if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) |
| 713 | return; |
| 714 | |
| 715 | dd_cbfunc = MptDeviceDriverHandlers[cb_idx]; |
| 716 | |
| 717 | list_for_each_entry(ioc, &ioc_list, list) { |
| 718 | if (dd_cbfunc->remove) |
| 719 | dd_cbfunc->remove(ioc->pcidev); |
| 720 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 721 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 722 | MptDeviceDriverHandlers[cb_idx] = NULL; |
| 723 | } |
| 724 | |
| 725 | |
| 726 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 727 | /** |
| 728 | * mpt_get_msg_frame - Obtain a MPT request frame from the pool (of 1024) |
| 729 | * allocated per MPT adapter. |
| 730 | * @handle: Handle of registered MPT protocol driver |
| 731 | * @ioc: Pointer to MPT adapter structure |
| 732 | * |
| 733 | * Returns pointer to a MPT request frame or %NULL if none are available |
| 734 | * or IOC is not active. |
| 735 | */ |
| 736 | MPT_FRAME_HDR* |
| 737 | mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) |
| 738 | { |
| 739 | MPT_FRAME_HDR *mf; |
| 740 | unsigned long flags; |
| 741 | u16 req_idx; /* Request index */ |
| 742 | |
| 743 | /* validate handle and ioc identifier */ |
| 744 | |
| 745 | #ifdef MFCNT |
| 746 | if (!ioc->active) |
| 747 | printk(KERN_WARNING "IOC Not Active! mpt_get_msg_frame returning NULL!\n"); |
| 748 | #endif |
| 749 | |
| 750 | /* If interrupts are not attached, do not return a request frame */ |
| 751 | if (!ioc->active) |
| 752 | return NULL; |
| 753 | |
| 754 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 755 | if (!list_empty(&ioc->FreeQ)) { |
| 756 | int req_offset; |
| 757 | |
| 758 | mf = list_entry(ioc->FreeQ.next, MPT_FRAME_HDR, |
| 759 | u.frame.linkage.list); |
| 760 | list_del(&mf->u.frame.linkage.list); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 761 | mf->u.frame.linkage.arg1 = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 762 | mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; /* byte */ |
| 763 | req_offset = (u8 *)mf - (u8 *)ioc->req_frames; |
| 764 | /* u16! */ |
Moore, Eric Dean | d335cc3 | 2005-04-30 17:09:38 -0500 | [diff] [blame] | 765 | req_idx = req_offset / ioc->req_sz; |
| 766 | mf->u.frame.hwhdr.msgctxu.fld.req_idx = cpu_to_le16(req_idx); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 767 | mf->u.frame.hwhdr.msgctxu.fld.rsvd = 0; |
| 768 | ioc->RequestNB[req_idx] = ioc->NB_for_64_byte_frame; /* Default, will be changed if necessary in SG generation */ |
| 769 | #ifdef MFCNT |
| 770 | ioc->mfcnt++; |
| 771 | #endif |
| 772 | } |
| 773 | else |
| 774 | mf = NULL; |
| 775 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 776 | |
| 777 | #ifdef MFCNT |
| 778 | if (mf == NULL) |
| 779 | printk(KERN_WARNING "IOC Active. No free Msg Frames! Count 0x%x Max 0x%x\n", ioc->mfcnt, ioc->req_depth); |
| 780 | mfcounter++; |
| 781 | if (mfcounter == PRINT_MF_COUNT) |
| 782 | printk(KERN_INFO "MF Count 0x%x Max 0x%x \n", ioc->mfcnt, ioc->req_depth); |
| 783 | #endif |
| 784 | |
| 785 | dmfprintk((KERN_INFO MYNAM ": %s: mpt_get_msg_frame(%d,%d), got mf=%p\n", |
| 786 | ioc->name, handle, ioc->id, mf)); |
| 787 | return mf; |
| 788 | } |
| 789 | |
| 790 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 791 | /** |
| 792 | * mpt_put_msg_frame - Send a protocol specific MPT request frame |
| 793 | * to a IOC. |
| 794 | * @handle: Handle of registered MPT protocol driver |
| 795 | * @ioc: Pointer to MPT adapter structure |
| 796 | * @mf: Pointer to MPT request frame |
| 797 | * |
| 798 | * This routine posts a MPT request frame to the request post FIFO of a |
| 799 | * specific MPT adapter. |
| 800 | */ |
| 801 | void |
| 802 | mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) |
| 803 | { |
| 804 | u32 mf_dma_addr; |
| 805 | int req_offset; |
| 806 | u16 req_idx; /* Request index */ |
| 807 | |
| 808 | /* ensure values are reset properly! */ |
| 809 | mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; /* byte */ |
| 810 | req_offset = (u8 *)mf - (u8 *)ioc->req_frames; |
| 811 | /* u16! */ |
Moore, Eric Dean | d335cc3 | 2005-04-30 17:09:38 -0500 | [diff] [blame] | 812 | req_idx = req_offset / ioc->req_sz; |
| 813 | mf->u.frame.hwhdr.msgctxu.fld.req_idx = cpu_to_le16(req_idx); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 814 | mf->u.frame.hwhdr.msgctxu.fld.rsvd = 0; |
| 815 | |
| 816 | #ifdef MPT_DEBUG_MSG_FRAME |
| 817 | { |
| 818 | u32 *m = mf->u.frame.hwhdr.__hdr; |
| 819 | int ii, n; |
| 820 | |
| 821 | printk(KERN_INFO MYNAM ": %s: About to Put msg frame @ %p:\n" KERN_INFO " ", |
| 822 | ioc->name, m); |
| 823 | n = ioc->req_sz/4 - 1; |
| 824 | while (m[n] == 0) |
| 825 | n--; |
| 826 | for (ii=0; ii<=n; ii++) { |
| 827 | if (ii && ((ii%8)==0)) |
| 828 | printk("\n" KERN_INFO " "); |
| 829 | printk(" %08x", le32_to_cpu(m[ii])); |
| 830 | } |
| 831 | printk("\n"); |
| 832 | } |
| 833 | #endif |
| 834 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 835 | mf_dma_addr = (ioc->req_frames_low_dma + req_offset) | ioc->RequestNB[req_idx]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 836 | dsgprintk((MYIOC_s_INFO_FMT "mf_dma_addr=%x req_idx=%d RequestNB=%x\n", ioc->name, mf_dma_addr, req_idx, ioc->RequestNB[req_idx])); |
| 837 | CHIPREG_WRITE32(&ioc->chip->RequestFifo, mf_dma_addr); |
| 838 | } |
| 839 | |
| 840 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 841 | /** |
| 842 | * mpt_free_msg_frame - Place MPT request frame back on FreeQ. |
| 843 | * @handle: Handle of registered MPT protocol driver |
| 844 | * @ioc: Pointer to MPT adapter structure |
| 845 | * @mf: Pointer to MPT request frame |
| 846 | * |
| 847 | * This routine places a MPT request frame back on the MPT adapter's |
| 848 | * FreeQ. |
| 849 | */ |
| 850 | void |
| 851 | mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) |
| 852 | { |
| 853 | unsigned long flags; |
| 854 | |
| 855 | /* Put Request back on FreeQ! */ |
| 856 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 857 | mf->u.frame.linkage.arg1 = 0xdeadbeaf; /* signature to know if this mf is freed */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | list_add_tail(&mf->u.frame.linkage.list, &ioc->FreeQ); |
| 859 | #ifdef MFCNT |
| 860 | ioc->mfcnt--; |
| 861 | #endif |
| 862 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 863 | } |
| 864 | |
| 865 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 866 | /** |
| 867 | * mpt_add_sge - Place a simple SGE at address pAddr. |
| 868 | * @pAddr: virtual address for SGE |
| 869 | * @flagslength: SGE flags and data transfer length |
| 870 | * @dma_addr: Physical address |
| 871 | * |
| 872 | * This routine places a MPT request frame back on the MPT adapter's |
| 873 | * FreeQ. |
| 874 | */ |
| 875 | void |
| 876 | mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr) |
| 877 | { |
| 878 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 879 | SGESimple64_t *pSge = (SGESimple64_t *) pAddr; |
| 880 | u32 tmp = dma_addr & 0xFFFFFFFF; |
| 881 | |
| 882 | pSge->FlagsLength = cpu_to_le32(flagslength); |
| 883 | pSge->Address.Low = cpu_to_le32(tmp); |
| 884 | tmp = (u32) ((u64)dma_addr >> 32); |
| 885 | pSge->Address.High = cpu_to_le32(tmp); |
| 886 | |
| 887 | } else { |
| 888 | SGESimple32_t *pSge = (SGESimple32_t *) pAddr; |
| 889 | pSge->FlagsLength = cpu_to_le32(flagslength); |
| 890 | pSge->Address = cpu_to_le32(dma_addr); |
| 891 | } |
| 892 | } |
| 893 | |
| 894 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 895 | /** |
| 896 | * mpt_send_handshake_request - Send MPT request via doorbell |
| 897 | * handshake method. |
| 898 | * @handle: Handle of registered MPT protocol driver |
| 899 | * @ioc: Pointer to MPT adapter structure |
| 900 | * @reqBytes: Size of the request in bytes |
| 901 | * @req: Pointer to MPT request frame |
| 902 | * @sleepFlag: Use schedule if CAN_SLEEP else use udelay. |
| 903 | * |
| 904 | * This routine is used exclusively to send MptScsiTaskMgmt |
| 905 | * requests since they are required to be sent via doorbell handshake. |
| 906 | * |
| 907 | * NOTE: It is the callers responsibility to byte-swap fields in the |
| 908 | * request which are greater than 1 byte in size. |
| 909 | * |
| 910 | * Returns 0 for success, non-zero for failure. |
| 911 | */ |
| 912 | int |
| 913 | mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag) |
| 914 | { |
| 915 | int r = 0; |
| 916 | u8 *req_as_bytes; |
| 917 | int ii; |
| 918 | |
| 919 | /* State is known to be good upon entering |
| 920 | * this function so issue the bus reset |
| 921 | * request. |
| 922 | */ |
| 923 | |
| 924 | /* |
| 925 | * Emulate what mpt_put_msg_frame() does /wrt to sanity |
| 926 | * setting cb_idx/req_idx. But ONLY if this request |
| 927 | * is in proper (pre-alloc'd) request buffer range... |
| 928 | */ |
| 929 | ii = MFPTR_2_MPT_INDEX(ioc,(MPT_FRAME_HDR*)req); |
| 930 | if (reqBytes >= 12 && ii >= 0 && ii < ioc->req_depth) { |
| 931 | MPT_FRAME_HDR *mf = (MPT_FRAME_HDR*)req; |
| 932 | mf->u.frame.hwhdr.msgctxu.fld.req_idx = cpu_to_le16(ii); |
| 933 | mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; |
| 934 | } |
| 935 | |
| 936 | /* Make sure there are no doorbells */ |
| 937 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 938 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 939 | CHIPREG_WRITE32(&ioc->chip->Doorbell, |
| 940 | ((MPI_FUNCTION_HANDSHAKE<<MPI_DOORBELL_FUNCTION_SHIFT) | |
| 941 | ((reqBytes/4)<<MPI_DOORBELL_ADD_DWORDS_SHIFT))); |
| 942 | |
| 943 | /* Wait for IOC doorbell int */ |
| 944 | if ((ii = WaitForDoorbellInt(ioc, 5, sleepFlag)) < 0) { |
| 945 | return ii; |
| 946 | } |
| 947 | |
| 948 | /* Read doorbell and check for active bit */ |
| 949 | if (!(CHIPREG_READ32(&ioc->chip->Doorbell) & MPI_DOORBELL_ACTIVE)) |
| 950 | return -5; |
| 951 | |
| 952 | dhsprintk((KERN_INFO MYNAM ": %s: mpt_send_handshake_request start, WaitCnt=%d\n", |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 953 | ioc->name, ii)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 954 | |
| 955 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 956 | |
| 957 | if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) { |
| 958 | return -2; |
| 959 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 960 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 961 | /* Send request via doorbell handshake */ |
| 962 | req_as_bytes = (u8 *) req; |
| 963 | for (ii = 0; ii < reqBytes/4; ii++) { |
| 964 | u32 word; |
| 965 | |
| 966 | word = ((req_as_bytes[(ii*4) + 0] << 0) | |
| 967 | (req_as_bytes[(ii*4) + 1] << 8) | |
| 968 | (req_as_bytes[(ii*4) + 2] << 16) | |
| 969 | (req_as_bytes[(ii*4) + 3] << 24)); |
| 970 | CHIPREG_WRITE32(&ioc->chip->Doorbell, word); |
| 971 | if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) { |
| 972 | r = -3; |
| 973 | break; |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | if (r >= 0 && WaitForDoorbellInt(ioc, 10, sleepFlag) >= 0) |
| 978 | r = 0; |
| 979 | else |
| 980 | r = -4; |
| 981 | |
| 982 | /* Make sure there are no doorbells */ |
| 983 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 984 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 985 | return r; |
| 986 | } |
| 987 | |
| 988 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 989 | /** |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 990 | * mpt_host_page_access_control - provides mechanism for the host |
| 991 | * driver to control the IOC's Host Page Buffer access. |
| 992 | * @ioc: Pointer to MPT adapter structure |
| 993 | * @access_control_value: define bits below |
| 994 | * |
| 995 | * Access Control Value - bits[15:12] |
| 996 | * 0h Reserved |
| 997 | * 1h Enable Access { MPI_DB_HPBAC_ENABLE_ACCESS } |
| 998 | * 2h Disable Access { MPI_DB_HPBAC_DISABLE_ACCESS } |
| 999 | * 3h Free Buffer { MPI_DB_HPBAC_FREE_BUFFER } |
| 1000 | * |
| 1001 | * Returns 0 for success, non-zero for failure. |
| 1002 | */ |
| 1003 | |
| 1004 | static int |
| 1005 | mpt_host_page_access_control(MPT_ADAPTER *ioc, u8 access_control_value, int sleepFlag) |
| 1006 | { |
| 1007 | int r = 0; |
| 1008 | |
| 1009 | /* return if in use */ |
| 1010 | if (CHIPREG_READ32(&ioc->chip->Doorbell) |
| 1011 | & MPI_DOORBELL_ACTIVE) |
| 1012 | return -1; |
| 1013 | |
| 1014 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 1015 | |
| 1016 | CHIPREG_WRITE32(&ioc->chip->Doorbell, |
| 1017 | ((MPI_FUNCTION_HOST_PAGEBUF_ACCESS_CONTROL |
| 1018 | <<MPI_DOORBELL_FUNCTION_SHIFT) | |
| 1019 | (access_control_value<<12))); |
| 1020 | |
| 1021 | /* Wait for IOC to clear Doorbell Status bit */ |
| 1022 | if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) { |
| 1023 | return -2; |
| 1024 | }else |
| 1025 | return 0; |
| 1026 | } |
| 1027 | |
| 1028 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1029 | /** |
| 1030 | * mpt_host_page_alloc - allocate system memory for the fw |
| 1031 | * If we already allocated memory in past, then resend the same pointer. |
| 1032 | * ioc@: Pointer to pointer to IOC adapter |
| 1033 | * ioc_init@: Pointer to ioc init config page |
| 1034 | * |
| 1035 | * Returns 0 for success, non-zero for failure. |
| 1036 | */ |
| 1037 | static int |
| 1038 | mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init) |
| 1039 | { |
| 1040 | char *psge; |
| 1041 | int flags_length; |
| 1042 | u32 host_page_buffer_sz=0; |
| 1043 | |
| 1044 | if(!ioc->HostPageBuffer) { |
| 1045 | |
| 1046 | host_page_buffer_sz = |
| 1047 | le32_to_cpu(ioc->facts.HostPageBufferSGE.FlagsLength) & 0xFFFFFF; |
| 1048 | |
| 1049 | if(!host_page_buffer_sz) |
| 1050 | return 0; /* fw doesn't need any host buffers */ |
| 1051 | |
| 1052 | /* spin till we get enough memory */ |
| 1053 | while(host_page_buffer_sz > 0) { |
| 1054 | |
| 1055 | if((ioc->HostPageBuffer = pci_alloc_consistent( |
| 1056 | ioc->pcidev, |
| 1057 | host_page_buffer_sz, |
| 1058 | &ioc->HostPageBuffer_dma)) != NULL) { |
| 1059 | |
| 1060 | dinitprintk((MYIOC_s_INFO_FMT |
| 1061 | "host_page_buffer @ %p, dma @ %x, sz=%d bytes\n", |
| 1062 | ioc->name, |
| 1063 | ioc->HostPageBuffer, |
| 1064 | ioc->HostPageBuffer_dma, |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1065 | host_page_buffer_sz)); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 1066 | ioc->alloc_total += host_page_buffer_sz; |
| 1067 | ioc->HostPageBuffer_sz = host_page_buffer_sz; |
| 1068 | break; |
| 1069 | } |
| 1070 | |
| 1071 | host_page_buffer_sz -= (4*1024); |
| 1072 | } |
| 1073 | } |
| 1074 | |
| 1075 | if(!ioc->HostPageBuffer) { |
| 1076 | printk(MYIOC_s_ERR_FMT |
| 1077 | "Failed to alloc memory for host_page_buffer!\n", |
| 1078 | ioc->name); |
| 1079 | return -999; |
| 1080 | } |
| 1081 | |
| 1082 | psge = (char *)&ioc_init->HostPageBufferSGE; |
| 1083 | flags_length = MPI_SGE_FLAGS_SIMPLE_ELEMENT | |
| 1084 | MPI_SGE_FLAGS_SYSTEM_ADDRESS | |
| 1085 | MPI_SGE_FLAGS_32_BIT_ADDRESSING | |
| 1086 | MPI_SGE_FLAGS_HOST_TO_IOC | |
| 1087 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 1088 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 1089 | flags_length |= MPI_SGE_FLAGS_64_BIT_ADDRESSING; |
| 1090 | } |
| 1091 | flags_length = flags_length << MPI_SGE_FLAGS_SHIFT; |
| 1092 | flags_length |= ioc->HostPageBuffer_sz; |
| 1093 | mpt_add_sge(psge, flags_length, ioc->HostPageBuffer_dma); |
| 1094 | ioc->facts.HostPageBufferSGE = ioc_init->HostPageBufferSGE; |
| 1095 | |
| 1096 | return 0; |
| 1097 | } |
| 1098 | |
| 1099 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1100 | /** |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1101 | * mpt_verify_adapter - Given a unique IOC identifier, set pointer to |
| 1102 | * the associated MPT adapter structure. |
| 1103 | * @iocid: IOC unique identifier (integer) |
| 1104 | * @iocpp: Pointer to pointer to IOC adapter |
| 1105 | * |
| 1106 | * Returns iocid and sets iocpp. |
| 1107 | */ |
| 1108 | int |
| 1109 | mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp) |
| 1110 | { |
| 1111 | MPT_ADAPTER *ioc; |
| 1112 | |
| 1113 | list_for_each_entry(ioc,&ioc_list,list) { |
| 1114 | if (ioc->id == iocid) { |
| 1115 | *iocpp =ioc; |
| 1116 | return iocid; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1117 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1118 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1119 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1120 | *iocpp = NULL; |
| 1121 | return -1; |
| 1122 | } |
| 1123 | |
| 1124 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1125 | /* |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1126 | * mpt_attach - Install a PCI intelligent MPT adapter. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1127 | * @pdev: Pointer to pci_dev structure |
| 1128 | * |
| 1129 | * This routine performs all the steps necessary to bring the IOC of |
| 1130 | * a MPT adapter to a OPERATIONAL state. This includes registering |
| 1131 | * memory regions, registering the interrupt, and allocating request |
| 1132 | * and reply memory pools. |
| 1133 | * |
| 1134 | * This routine also pre-fetches the LAN MAC address of a Fibre Channel |
| 1135 | * MPT adapter. |
| 1136 | * |
| 1137 | * Returns 0 for success, non-zero for failure. |
| 1138 | * |
| 1139 | * TODO: Add support for polled controllers |
| 1140 | */ |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1141 | int |
| 1142 | mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1143 | { |
| 1144 | MPT_ADAPTER *ioc; |
| 1145 | u8 __iomem *mem; |
| 1146 | unsigned long mem_phys; |
| 1147 | unsigned long port; |
| 1148 | u32 msize; |
| 1149 | u32 psize; |
| 1150 | int ii; |
| 1151 | int r = -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1152 | u8 revision; |
| 1153 | u8 pcixcmd; |
| 1154 | static int mpt_ids = 0; |
| 1155 | #ifdef CONFIG_PROC_FS |
| 1156 | struct proc_dir_entry *dent, *ent; |
| 1157 | #endif |
| 1158 | |
| 1159 | if (pci_enable_device(pdev)) |
| 1160 | return r; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1161 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1162 | dinitprintk((KERN_WARNING MYNAM ": mpt_adapter_install\n")); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1163 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1164 | if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1165 | dprintk((KERN_INFO MYNAM |
| 1166 | ": 64 BIT PCI BUS DMA ADDRESSING SUPPORTED\n")); |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1167 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1168 | printk(KERN_WARNING MYNAM ": 32 BIT PCI BUS DMA ADDRESSING NOT SUPPORTED\n"); |
| 1169 | return r; |
| 1170 | } |
| 1171 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1172 | if (!pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1173 | dprintk((KERN_INFO MYNAM |
| 1174 | ": Using 64 bit consistent mask\n")); |
| 1175 | else |
| 1176 | dprintk((KERN_INFO MYNAM |
| 1177 | ": Not using 64 bit consistent mask\n")); |
| 1178 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1179 | ioc = kzalloc(sizeof(MPT_ADAPTER), GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1180 | if (ioc == NULL) { |
| 1181 | printk(KERN_ERR MYNAM ": ERROR - Insufficient memory to add adapter!\n"); |
| 1182 | return -ENOMEM; |
| 1183 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1184 | ioc->alloc_total = sizeof(MPT_ADAPTER); |
| 1185 | ioc->req_sz = MPT_DEFAULT_FRAME_SIZE; /* avoid div by zero! */ |
| 1186 | ioc->reply_sz = MPT_REPLY_FRAME_SIZE; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1187 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1188 | ioc->pcidev = pdev; |
| 1189 | ioc->diagPending = 0; |
| 1190 | spin_lock_init(&ioc->diagLock); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1191 | spin_lock_init(&ioc->fc_rescan_work_lock); |
| 1192 | spin_lock_init(&ioc->fc_rport_lock); |
Moore, Eric Dean | 2a238ea | 2005-12-01 10:50:32 -0700 | [diff] [blame] | 1193 | spin_lock_init(&ioc->initializing_hba_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1194 | |
| 1195 | /* Initialize the event logging. |
| 1196 | */ |
| 1197 | ioc->eventTypes = 0; /* None */ |
| 1198 | ioc->eventContext = 0; |
| 1199 | ioc->eventLogSize = 0; |
| 1200 | ioc->events = NULL; |
| 1201 | |
| 1202 | #ifdef MFCNT |
| 1203 | ioc->mfcnt = 0; |
| 1204 | #endif |
| 1205 | |
| 1206 | ioc->cached_fw = NULL; |
| 1207 | |
| 1208 | /* Initilize SCSI Config Data structure |
| 1209 | */ |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1210 | memset(&ioc->spi_data, 0, sizeof(SpiCfgData)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1211 | |
| 1212 | /* Initialize the running configQ head. |
| 1213 | */ |
| 1214 | INIT_LIST_HEAD(&ioc->configQ); |
| 1215 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1216 | /* Initialize the fc rport list head. |
| 1217 | */ |
| 1218 | INIT_LIST_HEAD(&ioc->fc_rports); |
| 1219 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1220 | /* Find lookup slot. */ |
| 1221 | INIT_LIST_HEAD(&ioc->list); |
| 1222 | ioc->id = mpt_ids++; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1223 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1224 | mem_phys = msize = 0; |
| 1225 | port = psize = 0; |
| 1226 | for (ii=0; ii < DEVICE_COUNT_RESOURCE; ii++) { |
| 1227 | if (pci_resource_flags(pdev, ii) & PCI_BASE_ADDRESS_SPACE_IO) { |
| 1228 | /* Get I/O space! */ |
| 1229 | port = pci_resource_start(pdev, ii); |
| 1230 | psize = pci_resource_len(pdev,ii); |
| 1231 | } else { |
| 1232 | /* Get memmap */ |
| 1233 | mem_phys = pci_resource_start(pdev, ii); |
| 1234 | msize = pci_resource_len(pdev,ii); |
| 1235 | break; |
| 1236 | } |
| 1237 | } |
| 1238 | ioc->mem_size = msize; |
| 1239 | |
| 1240 | if (ii == DEVICE_COUNT_RESOURCE) { |
| 1241 | printk(KERN_ERR MYNAM ": ERROR - MPT adapter has no memory regions defined!\n"); |
| 1242 | kfree(ioc); |
| 1243 | return -EINVAL; |
| 1244 | } |
| 1245 | |
| 1246 | dinitprintk((KERN_INFO MYNAM ": MPT adapter @ %lx, msize=%dd bytes\n", mem_phys, msize)); |
| 1247 | dinitprintk((KERN_INFO MYNAM ": (port i/o @ %lx, psize=%dd bytes)\n", port, psize)); |
| 1248 | |
| 1249 | mem = NULL; |
| 1250 | /* Get logical ptr for PciMem0 space */ |
| 1251 | /*mem = ioremap(mem_phys, msize);*/ |
| 1252 | mem = ioremap(mem_phys, 0x100); |
| 1253 | if (mem == NULL) { |
| 1254 | printk(KERN_ERR MYNAM ": ERROR - Unable to map adapter memory!\n"); |
| 1255 | kfree(ioc); |
| 1256 | return -EINVAL; |
| 1257 | } |
| 1258 | ioc->memmap = mem; |
| 1259 | dinitprintk((KERN_INFO MYNAM ": mem = %p, mem_phys = %lx\n", mem, mem_phys)); |
| 1260 | |
| 1261 | dinitprintk((KERN_INFO MYNAM ": facts @ %p, pfacts[0] @ %p\n", |
| 1262 | &ioc->facts, &ioc->pfacts[0])); |
| 1263 | |
| 1264 | ioc->mem_phys = mem_phys; |
| 1265 | ioc->chip = (SYSIF_REGS __iomem *)mem; |
| 1266 | |
| 1267 | /* Save Port IO values in case we need to do downloadboot */ |
| 1268 | { |
| 1269 | u8 *pmem = (u8*)port; |
| 1270 | ioc->pio_mem_phys = port; |
| 1271 | ioc->pio_chip = (SYSIF_REGS __iomem *)pmem; |
| 1272 | } |
| 1273 | |
| 1274 | if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC909) { |
| 1275 | ioc->prod_name = "LSIFC909"; |
| 1276 | ioc->bus_type = FC; |
| 1277 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1278 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC929) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1279 | ioc->prod_name = "LSIFC929"; |
| 1280 | ioc->bus_type = FC; |
| 1281 | } |
| 1282 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC919) { |
| 1283 | ioc->prod_name = "LSIFC919"; |
| 1284 | ioc->bus_type = FC; |
| 1285 | } |
| 1286 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC929X) { |
| 1287 | pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision); |
| 1288 | ioc->bus_type = FC; |
| 1289 | if (revision < XL_929) { |
| 1290 | ioc->prod_name = "LSIFC929X"; |
| 1291 | /* 929X Chip Fix. Set Split transactions level |
| 1292 | * for PCIX. Set MOST bits to zero. |
| 1293 | */ |
| 1294 | pci_read_config_byte(pdev, 0x6a, &pcixcmd); |
| 1295 | pcixcmd &= 0x8F; |
| 1296 | pci_write_config_byte(pdev, 0x6a, pcixcmd); |
| 1297 | } else { |
| 1298 | ioc->prod_name = "LSIFC929XL"; |
| 1299 | /* 929XL Chip Fix. Set MMRBC to 0x08. |
| 1300 | */ |
| 1301 | pci_read_config_byte(pdev, 0x6a, &pcixcmd); |
| 1302 | pcixcmd |= 0x08; |
| 1303 | pci_write_config_byte(pdev, 0x6a, pcixcmd); |
| 1304 | } |
| 1305 | } |
| 1306 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC919X) { |
| 1307 | ioc->prod_name = "LSIFC919X"; |
| 1308 | ioc->bus_type = FC; |
| 1309 | /* 919X Chip Fix. Set Split transactions level |
| 1310 | * for PCIX. Set MOST bits to zero. |
| 1311 | */ |
| 1312 | pci_read_config_byte(pdev, 0x6a, &pcixcmd); |
| 1313 | pcixcmd &= 0x8F; |
| 1314 | pci_write_config_byte(pdev, 0x6a, pcixcmd); |
| 1315 | } |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 1316 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC939X) { |
| 1317 | ioc->prod_name = "LSIFC939X"; |
| 1318 | ioc->bus_type = FC; |
| 1319 | ioc->errata_flag_1064 = 1; |
| 1320 | } |
| 1321 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC949X) { |
| 1322 | ioc->prod_name = "LSIFC949X"; |
| 1323 | ioc->bus_type = FC; |
| 1324 | ioc->errata_flag_1064 = 1; |
| 1325 | } |
Moore, Eric | 6d5b0c3 | 2006-01-13 16:25:26 -0700 | [diff] [blame] | 1326 | else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC949E) { |
| 1327 | ioc->prod_name = "LSIFC949E"; |
| 1328 | ioc->bus_type = FC; |
| 1329 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_53C1030) { |
| 1331 | ioc->prod_name = "LSI53C1030"; |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 1332 | ioc->bus_type = SPI; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1333 | /* 1030 Chip Fix. Disable Split transactions |
| 1334 | * for PCIX. Set MOST bits to zero if Rev < C0( = 8). |
| 1335 | */ |
| 1336 | pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision); |
| 1337 | if (revision < C0_1030) { |
| 1338 | pci_read_config_byte(pdev, 0x6a, &pcixcmd); |
| 1339 | pcixcmd &= 0x8F; |
| 1340 | pci_write_config_byte(pdev, 0x6a, pcixcmd); |
| 1341 | } |
| 1342 | } |
| 1343 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_1030_53C1035) { |
| 1344 | ioc->prod_name = "LSI53C1035"; |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 1345 | ioc->bus_type = SPI; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1346 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 1347 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064) { |
| 1348 | ioc->prod_name = "LSISAS1064"; |
| 1349 | ioc->bus_type = SAS; |
| 1350 | ioc->errata_flag_1064 = 1; |
| 1351 | } |
| 1352 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066) { |
| 1353 | ioc->prod_name = "LSISAS1066"; |
| 1354 | ioc->bus_type = SAS; |
| 1355 | ioc->errata_flag_1064 = 1; |
| 1356 | } |
| 1357 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068) { |
| 1358 | ioc->prod_name = "LSISAS1068"; |
| 1359 | ioc->bus_type = SAS; |
| 1360 | ioc->errata_flag_1064 = 1; |
| 1361 | } |
| 1362 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064E) { |
| 1363 | ioc->prod_name = "LSISAS1064E"; |
| 1364 | ioc->bus_type = SAS; |
| 1365 | } |
| 1366 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066E) { |
| 1367 | ioc->prod_name = "LSISAS1066E"; |
| 1368 | ioc->bus_type = SAS; |
| 1369 | } |
| 1370 | else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068E) { |
| 1371 | ioc->prod_name = "LSISAS1068E"; |
| 1372 | ioc->bus_type = SAS; |
| 1373 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1374 | |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 1375 | if (ioc->errata_flag_1064) |
| 1376 | pci_disable_io_access(pdev); |
| 1377 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1378 | sprintf(ioc->name, "ioc%d", ioc->id); |
| 1379 | |
| 1380 | spin_lock_init(&ioc->FreeQlock); |
| 1381 | |
| 1382 | /* Disable all! */ |
| 1383 | CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF); |
| 1384 | ioc->active = 0; |
| 1385 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 1386 | |
| 1387 | /* Set lookup ptr. */ |
| 1388 | list_add_tail(&ioc->list, &ioc_list); |
| 1389 | |
| 1390 | ioc->pci_irq = -1; |
| 1391 | if (pdev->irq) { |
Christoph Hellwig | 4ddce14 | 2006-01-17 13:44:29 +0000 | [diff] [blame] | 1392 | if (mpt_msi_enable && !pci_enable_msi(pdev)) |
| 1393 | printk(MYIOC_s_INFO_FMT "PCI-MSI enabled\n", ioc->name); |
| 1394 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1395 | r = request_irq(pdev->irq, mpt_interrupt, SA_SHIRQ, ioc->name, ioc); |
| 1396 | |
| 1397 | if (r < 0) { |
| 1398 | #ifndef __sparc__ |
| 1399 | printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %d!\n", |
| 1400 | ioc->name, pdev->irq); |
| 1401 | #else |
| 1402 | printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %s!\n", |
| 1403 | ioc->name, __irq_itoa(pdev->irq)); |
| 1404 | #endif |
| 1405 | list_del(&ioc->list); |
| 1406 | iounmap(mem); |
| 1407 | kfree(ioc); |
| 1408 | return -EBUSY; |
| 1409 | } |
| 1410 | |
| 1411 | ioc->pci_irq = pdev->irq; |
| 1412 | |
| 1413 | pci_set_master(pdev); /* ?? */ |
| 1414 | pci_set_drvdata(pdev, ioc); |
| 1415 | |
| 1416 | #ifndef __sparc__ |
| 1417 | dprintk((KERN_INFO MYNAM ": %s installed at interrupt %d\n", ioc->name, pdev->irq)); |
| 1418 | #else |
| 1419 | dprintk((KERN_INFO MYNAM ": %s installed at interrupt %s\n", ioc->name, __irq_itoa(pdev->irq))); |
| 1420 | #endif |
| 1421 | } |
| 1422 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1423 | /* Check for "bound ports" (929, 929X, 1030, 1035) to reduce redundant resets. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1424 | */ |
| 1425 | mpt_detect_bound_ports(ioc, pdev); |
| 1426 | |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 1427 | if ((r = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_BRINGUP, |
| 1428 | CAN_SLEEP)) != 0){ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1429 | printk(KERN_WARNING MYNAM |
| 1430 | ": WARNING - %s did not initialize properly! (%d)\n", |
| 1431 | ioc->name, r); |
| 1432 | |
| 1433 | list_del(&ioc->list); |
| 1434 | free_irq(ioc->pci_irq, ioc); |
Christoph Hellwig | 4ddce14 | 2006-01-17 13:44:29 +0000 | [diff] [blame] | 1435 | if (mpt_msi_enable) |
| 1436 | pci_disable_msi(pdev); |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 1437 | if (ioc->alt_ioc) |
| 1438 | ioc->alt_ioc->alt_ioc = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1439 | iounmap(mem); |
| 1440 | kfree(ioc); |
| 1441 | pci_set_drvdata(pdev, NULL); |
| 1442 | return r; |
| 1443 | } |
| 1444 | |
| 1445 | /* call per device driver probe entry point */ |
| 1446 | for(ii=0; ii<MPT_MAX_PROTOCOL_DRIVERS; ii++) { |
| 1447 | if(MptDeviceDriverHandlers[ii] && |
| 1448 | MptDeviceDriverHandlers[ii]->probe) { |
| 1449 | MptDeviceDriverHandlers[ii]->probe(pdev,id); |
| 1450 | } |
| 1451 | } |
| 1452 | |
| 1453 | #ifdef CONFIG_PROC_FS |
| 1454 | /* |
| 1455 | * Create "/proc/mpt/iocN" subdirectory entry for each MPT adapter. |
| 1456 | */ |
| 1457 | dent = proc_mkdir(ioc->name, mpt_proc_root_dir); |
| 1458 | if (dent) { |
| 1459 | ent = create_proc_entry("info", S_IFREG|S_IRUGO, dent); |
| 1460 | if (ent) { |
| 1461 | ent->read_proc = procmpt_iocinfo_read; |
| 1462 | ent->data = ioc; |
| 1463 | } |
| 1464 | ent = create_proc_entry("summary", S_IFREG|S_IRUGO, dent); |
| 1465 | if (ent) { |
| 1466 | ent->read_proc = procmpt_summary_read; |
| 1467 | ent->data = ioc; |
| 1468 | } |
| 1469 | } |
| 1470 | #endif |
| 1471 | |
| 1472 | return 0; |
| 1473 | } |
| 1474 | |
| 1475 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1476 | /* |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1477 | * mpt_detach - Remove a PCI intelligent MPT adapter. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1478 | * @pdev: Pointer to pci_dev structure |
| 1479 | * |
| 1480 | */ |
| 1481 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1482 | void |
| 1483 | mpt_detach(struct pci_dev *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1484 | { |
| 1485 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1486 | char pname[32]; |
| 1487 | int ii; |
| 1488 | |
| 1489 | sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s/summary", ioc->name); |
| 1490 | remove_proc_entry(pname, NULL); |
| 1491 | sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s/info", ioc->name); |
| 1492 | remove_proc_entry(pname, NULL); |
| 1493 | sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s", ioc->name); |
| 1494 | remove_proc_entry(pname, NULL); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1495 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1496 | /* call per device driver remove entry point */ |
| 1497 | for(ii=0; ii<MPT_MAX_PROTOCOL_DRIVERS; ii++) { |
| 1498 | if(MptDeviceDriverHandlers[ii] && |
| 1499 | MptDeviceDriverHandlers[ii]->remove) { |
| 1500 | MptDeviceDriverHandlers[ii]->remove(pdev); |
| 1501 | } |
| 1502 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1503 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1504 | /* Disable interrupts! */ |
| 1505 | CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF); |
| 1506 | |
| 1507 | ioc->active = 0; |
| 1508 | synchronize_irq(pdev->irq); |
| 1509 | |
| 1510 | /* Clear any lingering interrupt */ |
| 1511 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 1512 | |
| 1513 | CHIPREG_READ32(&ioc->chip->IntStatus); |
| 1514 | |
| 1515 | mpt_adapter_dispose(ioc); |
| 1516 | |
| 1517 | pci_set_drvdata(pdev, NULL); |
| 1518 | } |
| 1519 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1520 | /************************************************************************** |
| 1521 | * Power Management |
| 1522 | */ |
| 1523 | #ifdef CONFIG_PM |
| 1524 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1525 | /* |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1526 | * mpt_suspend - Fusion MPT base driver suspend routine. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1527 | * |
| 1528 | * |
| 1529 | */ |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1530 | int |
| 1531 | mpt_suspend(struct pci_dev *pdev, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1532 | { |
| 1533 | u32 device_state; |
| 1534 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1535 | |
Pavel Machek | 2a56957 | 2005-07-07 17:56:40 -0700 | [diff] [blame] | 1536 | device_state=pci_choose_state(pdev, state); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1537 | |
| 1538 | printk(MYIOC_s_INFO_FMT |
| 1539 | "pci-suspend: pdev=0x%p, slot=%s, Entering operating state [D%d]\n", |
| 1540 | ioc->name, pdev, pci_name(pdev), device_state); |
| 1541 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1542 | pci_save_state(pdev); |
| 1543 | |
| 1544 | /* put ioc into READY_STATE */ |
| 1545 | if(SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, CAN_SLEEP)) { |
| 1546 | printk(MYIOC_s_ERR_FMT |
| 1547 | "pci-suspend: IOC msg unit reset failed!\n", ioc->name); |
| 1548 | } |
| 1549 | |
| 1550 | /* disable interrupts */ |
| 1551 | CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF); |
| 1552 | ioc->active = 0; |
| 1553 | |
| 1554 | /* Clear any lingering interrupt */ |
| 1555 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 1556 | |
| 1557 | pci_disable_device(pdev); |
| 1558 | pci_set_power_state(pdev, device_state); |
| 1559 | |
| 1560 | return 0; |
| 1561 | } |
| 1562 | |
| 1563 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1564 | /* |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1565 | * mpt_resume - Fusion MPT base driver resume routine. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1566 | * |
| 1567 | * |
| 1568 | */ |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1569 | int |
| 1570 | mpt_resume(struct pci_dev *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1571 | { |
| 1572 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1573 | u32 device_state = pdev->current_state; |
| 1574 | int recovery_state; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1575 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1576 | printk(MYIOC_s_INFO_FMT |
| 1577 | "pci-resume: pdev=0x%p, slot=%s, Previous operating state [D%d]\n", |
| 1578 | ioc->name, pdev, pci_name(pdev), device_state); |
| 1579 | |
| 1580 | pci_set_power_state(pdev, 0); |
| 1581 | pci_restore_state(pdev); |
| 1582 | pci_enable_device(pdev); |
| 1583 | |
| 1584 | /* enable interrupts */ |
Moore, Eric | 569b11d | 2006-01-13 16:25:29 -0700 | [diff] [blame] | 1585 | CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1586 | ioc->active = 1; |
| 1587 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1588 | printk(MYIOC_s_INFO_FMT |
| 1589 | "pci-resume: ioc-state=0x%x,doorbell=0x%x\n", |
| 1590 | ioc->name, |
| 1591 | (mpt_GetIocState(ioc, 1) >> MPI_IOC_STATE_SHIFT), |
| 1592 | CHIPREG_READ32(&ioc->chip->Doorbell)); |
| 1593 | |
| 1594 | /* bring ioc to operational state */ |
| 1595 | if ((recovery_state = mpt_do_ioc_recovery(ioc, |
| 1596 | MPT_HOSTEVENT_IOC_RECOVER, CAN_SLEEP)) != 0) { |
| 1597 | printk(MYIOC_s_INFO_FMT |
| 1598 | "pci-resume: Cannot recover, error:[%x]\n", |
| 1599 | ioc->name, recovery_state); |
| 1600 | } else { |
| 1601 | printk(MYIOC_s_INFO_FMT |
| 1602 | "pci-resume: success\n", ioc->name); |
| 1603 | } |
| 1604 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1605 | return 0; |
| 1606 | } |
| 1607 | #endif |
| 1608 | |
| 1609 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1610 | /* |
| 1611 | * mpt_do_ioc_recovery - Initialize or recover MPT adapter. |
| 1612 | * @ioc: Pointer to MPT adapter structure |
| 1613 | * @reason: Event word / reason |
| 1614 | * @sleepFlag: Use schedule if CAN_SLEEP else use udelay. |
| 1615 | * |
| 1616 | * This routine performs all the steps necessary to bring the IOC |
| 1617 | * to a OPERATIONAL state. |
| 1618 | * |
| 1619 | * This routine also pre-fetches the LAN MAC address of a Fibre Channel |
| 1620 | * MPT adapter. |
| 1621 | * |
| 1622 | * Returns: |
| 1623 | * 0 for success |
| 1624 | * -1 if failed to get board READY |
| 1625 | * -2 if READY but IOCFacts Failed |
| 1626 | * -3 if READY but PrimeIOCFifos Failed |
| 1627 | * -4 if READY but IOCInit Failed |
| 1628 | */ |
| 1629 | static int |
| 1630 | mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag) |
| 1631 | { |
| 1632 | int hard_reset_done = 0; |
| 1633 | int alt_ioc_ready = 0; |
| 1634 | int hard; |
| 1635 | int rc=0; |
| 1636 | int ii; |
| 1637 | int handlers; |
| 1638 | int ret = 0; |
| 1639 | int reset_alt_ioc_active = 0; |
| 1640 | |
| 1641 | printk(KERN_INFO MYNAM ": Initiating %s %s\n", |
| 1642 | ioc->name, reason==MPT_HOSTEVENT_IOC_BRINGUP ? "bringup" : "recovery"); |
| 1643 | |
| 1644 | /* Disable reply interrupts (also blocks FreeQ) */ |
| 1645 | CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF); |
| 1646 | ioc->active = 0; |
| 1647 | |
| 1648 | if (ioc->alt_ioc) { |
| 1649 | if (ioc->alt_ioc->active) |
| 1650 | reset_alt_ioc_active = 1; |
| 1651 | |
| 1652 | /* Disable alt-IOC's reply interrupts (and FreeQ) for a bit ... */ |
| 1653 | CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, 0xFFFFFFFF); |
| 1654 | ioc->alt_ioc->active = 0; |
| 1655 | } |
| 1656 | |
| 1657 | hard = 1; |
| 1658 | if (reason == MPT_HOSTEVENT_IOC_BRINGUP) |
| 1659 | hard = 0; |
| 1660 | |
| 1661 | if ((hard_reset_done = MakeIocReady(ioc, hard, sleepFlag)) < 0) { |
| 1662 | if (hard_reset_done == -4) { |
| 1663 | printk(KERN_WARNING MYNAM ": %s Owned by PEER..skipping!\n", |
| 1664 | ioc->name); |
| 1665 | |
| 1666 | if (reset_alt_ioc_active && ioc->alt_ioc) { |
| 1667 | /* (re)Enable alt-IOC! (reply interrupt, FreeQ) */ |
| 1668 | dprintk((KERN_INFO MYNAM ": alt-%s reply irq re-enabled\n", |
| 1669 | ioc->alt_ioc->name)); |
Moore, Eric | 569b11d | 2006-01-13 16:25:29 -0700 | [diff] [blame] | 1670 | CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, MPI_HIM_DIM); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1671 | ioc->alt_ioc->active = 1; |
| 1672 | } |
| 1673 | |
| 1674 | } else { |
| 1675 | printk(KERN_WARNING MYNAM ": %s NOT READY WARNING!\n", |
| 1676 | ioc->name); |
| 1677 | } |
| 1678 | return -1; |
| 1679 | } |
| 1680 | |
| 1681 | /* hard_reset_done = 0 if a soft reset was performed |
| 1682 | * and 1 if a hard reset was performed. |
| 1683 | */ |
| 1684 | if (hard_reset_done && reset_alt_ioc_active && ioc->alt_ioc) { |
| 1685 | if ((rc = MakeIocReady(ioc->alt_ioc, 0, sleepFlag)) == 0) |
| 1686 | alt_ioc_ready = 1; |
| 1687 | else |
| 1688 | printk(KERN_WARNING MYNAM |
| 1689 | ": alt-%s: Not ready WARNING!\n", |
| 1690 | ioc->alt_ioc->name); |
| 1691 | } |
| 1692 | |
| 1693 | for (ii=0; ii<5; ii++) { |
| 1694 | /* Get IOC facts! Allow 5 retries */ |
| 1695 | if ((rc = GetIocFacts(ioc, sleepFlag, reason)) == 0) |
| 1696 | break; |
| 1697 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1698 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1699 | |
| 1700 | if (ii == 5) { |
| 1701 | dinitprintk((MYIOC_s_INFO_FMT "Retry IocFacts failed rc=%x\n", ioc->name, rc)); |
| 1702 | ret = -2; |
| 1703 | } else if (reason == MPT_HOSTEVENT_IOC_BRINGUP) { |
| 1704 | MptDisplayIocCapabilities(ioc); |
| 1705 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1706 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1707 | if (alt_ioc_ready) { |
| 1708 | if ((rc = GetIocFacts(ioc->alt_ioc, sleepFlag, reason)) != 0) { |
| 1709 | dinitprintk((MYIOC_s_INFO_FMT "Initial Alt IocFacts failed rc=%x\n", ioc->name, rc)); |
| 1710 | /* Retry - alt IOC was initialized once |
| 1711 | */ |
| 1712 | rc = GetIocFacts(ioc->alt_ioc, sleepFlag, reason); |
| 1713 | } |
| 1714 | if (rc) { |
| 1715 | dinitprintk((MYIOC_s_INFO_FMT "Retry Alt IocFacts failed rc=%x\n", ioc->name, rc)); |
| 1716 | alt_ioc_ready = 0; |
| 1717 | reset_alt_ioc_active = 0; |
| 1718 | } else if (reason == MPT_HOSTEVENT_IOC_BRINGUP) { |
| 1719 | MptDisplayIocCapabilities(ioc->alt_ioc); |
| 1720 | } |
| 1721 | } |
| 1722 | |
| 1723 | /* Prime reply & request queues! |
| 1724 | * (mucho alloc's) Must be done prior to |
| 1725 | * init as upper addresses are needed for init. |
| 1726 | * If fails, continue with alt-ioc processing |
| 1727 | */ |
| 1728 | if ((ret == 0) && ((rc = PrimeIocFifos(ioc)) != 0)) |
| 1729 | ret = -3; |
| 1730 | |
| 1731 | /* May need to check/upload firmware & data here! |
| 1732 | * If fails, continue with alt-ioc processing |
| 1733 | */ |
| 1734 | if ((ret == 0) && ((rc = SendIocInit(ioc, sleepFlag)) != 0)) |
| 1735 | ret = -4; |
| 1736 | // NEW! |
| 1737 | if (alt_ioc_ready && ((rc = PrimeIocFifos(ioc->alt_ioc)) != 0)) { |
| 1738 | printk(KERN_WARNING MYNAM ": alt-%s: (%d) FIFO mgmt alloc WARNING!\n", |
| 1739 | ioc->alt_ioc->name, rc); |
| 1740 | alt_ioc_ready = 0; |
| 1741 | reset_alt_ioc_active = 0; |
| 1742 | } |
| 1743 | |
| 1744 | if (alt_ioc_ready) { |
| 1745 | if ((rc = SendIocInit(ioc->alt_ioc, sleepFlag)) != 0) { |
| 1746 | alt_ioc_ready = 0; |
| 1747 | reset_alt_ioc_active = 0; |
| 1748 | printk(KERN_WARNING MYNAM |
| 1749 | ": alt-%s: (%d) init failure WARNING!\n", |
| 1750 | ioc->alt_ioc->name, rc); |
| 1751 | } |
| 1752 | } |
| 1753 | |
| 1754 | if (reason == MPT_HOSTEVENT_IOC_BRINGUP){ |
| 1755 | if (ioc->upload_fw) { |
| 1756 | ddlprintk((MYIOC_s_INFO_FMT |
| 1757 | "firmware upload required!\n", ioc->name)); |
| 1758 | |
| 1759 | /* Controller is not operational, cannot do upload |
| 1760 | */ |
| 1761 | if (ret == 0) { |
| 1762 | rc = mpt_do_upload(ioc, sleepFlag); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1763 | if (rc == 0) { |
| 1764 | if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) { |
| 1765 | /* |
| 1766 | * Maintain only one pointer to FW memory |
| 1767 | * so there will not be two attempt to |
| 1768 | * downloadboot onboard dual function |
| 1769 | * chips (mpt_adapter_disable, |
| 1770 | * mpt_diag_reset) |
| 1771 | */ |
| 1772 | ioc->cached_fw = NULL; |
| 1773 | ddlprintk((MYIOC_s_INFO_FMT ": mpt_upload: alt_%s has cached_fw=%p \n", |
| 1774 | ioc->name, ioc->alt_ioc->name, ioc->alt_ioc->cached_fw)); |
| 1775 | } |
| 1776 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1777 | printk(KERN_WARNING MYNAM ": firmware upload failure!\n"); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1778 | ret = -5; |
| 1779 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1780 | } |
| 1781 | } |
| 1782 | } |
| 1783 | |
| 1784 | if (ret == 0) { |
| 1785 | /* Enable! (reply interrupt) */ |
Moore, Eric | 569b11d | 2006-01-13 16:25:29 -0700 | [diff] [blame] | 1786 | CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1787 | ioc->active = 1; |
| 1788 | } |
| 1789 | |
| 1790 | if (reset_alt_ioc_active && ioc->alt_ioc) { |
| 1791 | /* (re)Enable alt-IOC! (reply interrupt) */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1792 | dinitprintk((KERN_INFO MYNAM ": alt-%s reply irq re-enabled\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1793 | ioc->alt_ioc->name)); |
Moore, Eric | 569b11d | 2006-01-13 16:25:29 -0700 | [diff] [blame] | 1794 | CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, MPI_HIM_DIM); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1795 | ioc->alt_ioc->active = 1; |
| 1796 | } |
| 1797 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1798 | /* Enable MPT base driver management of EventNotification |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1799 | * and EventAck handling. |
| 1800 | */ |
| 1801 | if ((ret == 0) && (!ioc->facts.EventState)) |
| 1802 | (void) SendEventNotification(ioc, 1); /* 1=Enable EventNotification */ |
| 1803 | |
| 1804 | if (ioc->alt_ioc && alt_ioc_ready && !ioc->alt_ioc->facts.EventState) |
| 1805 | (void) SendEventNotification(ioc->alt_ioc, 1); /* 1=Enable EventNotification */ |
| 1806 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1807 | /* Add additional "reason" check before call to GetLanConfigPages |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1808 | * (combined with GetIoUnitPage2 call). This prevents a somewhat |
| 1809 | * recursive scenario; GetLanConfigPages times out, timer expired |
| 1810 | * routine calls HardResetHandler, which calls into here again, |
| 1811 | * and we try GetLanConfigPages again... |
| 1812 | */ |
| 1813 | if ((ret == 0) && (reason == MPT_HOSTEVENT_IOC_BRINGUP)) { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 1814 | if (ioc->bus_type == SAS) { |
| 1815 | |
| 1816 | /* clear persistency table */ |
| 1817 | if(ioc->facts.IOCExceptions & |
| 1818 | MPI_IOCFACTS_EXCEPT_PERSISTENT_TABLE_FULL) { |
| 1819 | ret = mptbase_sas_persist_operation(ioc, |
| 1820 | MPI_SAS_OP_CLEAR_NOT_PRESENT); |
| 1821 | if(ret != 0) |
| 1822 | return -1; |
| 1823 | } |
| 1824 | |
| 1825 | /* Find IM volumes |
| 1826 | */ |
| 1827 | mpt_findImVolumes(ioc); |
| 1828 | |
| 1829 | } else if (ioc->bus_type == FC) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1830 | /* |
| 1831 | * Pre-fetch FC port WWN and stuff... |
| 1832 | * (FCPortPage0_t stuff) |
| 1833 | */ |
| 1834 | for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) { |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1835 | (void) mptbase_GetFcPortPage0(ioc, ii); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1836 | } |
| 1837 | |
| 1838 | if ((ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN) && |
| 1839 | (ioc->lan_cnfg_page0.Header.PageLength == 0)) { |
| 1840 | /* |
| 1841 | * Pre-fetch the ports LAN MAC address! |
| 1842 | * (LANPage1_t stuff) |
| 1843 | */ |
| 1844 | (void) GetLanConfigPages(ioc); |
| 1845 | #ifdef MPT_DEBUG |
| 1846 | { |
| 1847 | u8 *a = (u8*)&ioc->lan_cnfg_page1.HardwareAddressLow; |
| 1848 | dprintk((MYIOC_s_INFO_FMT "LanAddr = %02X:%02X:%02X:%02X:%02X:%02X\n", |
| 1849 | ioc->name, a[5], a[4], a[3], a[2], a[1], a[0] )); |
| 1850 | } |
| 1851 | #endif |
| 1852 | } |
| 1853 | } else { |
| 1854 | /* Get NVRAM and adapter maximums from SPP 0 and 2 |
| 1855 | */ |
| 1856 | mpt_GetScsiPortSettings(ioc, 0); |
| 1857 | |
| 1858 | /* Get version and length of SDP 1 |
| 1859 | */ |
| 1860 | mpt_readScsiDevicePageHeaders(ioc, 0); |
| 1861 | |
| 1862 | /* Find IM volumes |
| 1863 | */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1864 | if (ioc->facts.MsgVersion >= MPI_VERSION_01_02) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1865 | mpt_findImVolumes(ioc); |
| 1866 | |
| 1867 | /* Check, and possibly reset, the coalescing value |
| 1868 | */ |
| 1869 | mpt_read_ioc_pg_1(ioc); |
| 1870 | |
| 1871 | mpt_read_ioc_pg_4(ioc); |
| 1872 | } |
| 1873 | |
| 1874 | GetIoUnitPage2(ioc); |
| 1875 | } |
| 1876 | |
| 1877 | /* |
| 1878 | * Call each currently registered protocol IOC reset handler |
| 1879 | * with post-reset indication. |
| 1880 | * NOTE: If we're doing _IOC_BRINGUP, there can be no |
| 1881 | * MptResetHandlers[] registered yet. |
| 1882 | */ |
| 1883 | if (hard_reset_done) { |
| 1884 | rc = handlers = 0; |
| 1885 | for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { |
| 1886 | if ((ret == 0) && MptResetHandlers[ii]) { |
| 1887 | dprintk((MYIOC_s_INFO_FMT "Calling IOC post_reset handler #%d\n", |
| 1888 | ioc->name, ii)); |
| 1889 | rc += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_POST_RESET); |
| 1890 | handlers++; |
| 1891 | } |
| 1892 | |
| 1893 | if (alt_ioc_ready && MptResetHandlers[ii]) { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1894 | drsprintk((MYIOC_s_INFO_FMT "Calling alt-%s post_reset handler #%d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1895 | ioc->name, ioc->alt_ioc->name, ii)); |
| 1896 | rc += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_POST_RESET); |
| 1897 | handlers++; |
| 1898 | } |
| 1899 | } |
| 1900 | /* FIXME? Examine results here? */ |
| 1901 | } |
| 1902 | |
| 1903 | return ret; |
| 1904 | } |
| 1905 | |
| 1906 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1907 | /* |
| 1908 | * mpt_detect_bound_ports - Search for PCI bus/dev_function |
| 1909 | * which matches PCI bus/dev_function (+/-1) for newly discovered 929, |
| 1910 | * 929X, 1030 or 1035. |
| 1911 | * @ioc: Pointer to MPT adapter structure |
| 1912 | * @pdev: Pointer to (struct pci_dev) structure |
| 1913 | * |
| 1914 | * If match on PCI dev_function +/-1 is found, bind the two MPT adapters |
| 1915 | * using alt_ioc pointer fields in their %MPT_ADAPTER structures. |
| 1916 | */ |
| 1917 | static void |
| 1918 | mpt_detect_bound_ports(MPT_ADAPTER *ioc, struct pci_dev *pdev) |
| 1919 | { |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1920 | struct pci_dev *peer=NULL; |
| 1921 | unsigned int slot = PCI_SLOT(pdev->devfn); |
| 1922 | unsigned int func = PCI_FUNC(pdev->devfn); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1923 | MPT_ADAPTER *ioc_srch; |
| 1924 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1925 | dprintk((MYIOC_s_INFO_FMT "PCI device %s devfn=%x/%x," |
| 1926 | " searching for devfn match on %x or %x\n", |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1927 | ioc->name, pci_name(pdev), pdev->bus->number, |
| 1928 | pdev->devfn, func-1, func+1)); |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1929 | |
| 1930 | peer = pci_get_slot(pdev->bus, PCI_DEVFN(slot,func-1)); |
| 1931 | if (!peer) { |
| 1932 | peer = pci_get_slot(pdev->bus, PCI_DEVFN(slot,func+1)); |
| 1933 | if (!peer) |
| 1934 | return; |
| 1935 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1936 | |
| 1937 | list_for_each_entry(ioc_srch, &ioc_list, list) { |
| 1938 | struct pci_dev *_pcidev = ioc_srch->pcidev; |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1939 | if (_pcidev == peer) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1940 | /* Paranoia checks */ |
| 1941 | if (ioc->alt_ioc != NULL) { |
| 1942 | printk(KERN_WARNING MYNAM ": Oops, already bound (%s <==> %s)!\n", |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1943 | ioc->name, ioc->alt_ioc->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1944 | break; |
| 1945 | } else if (ioc_srch->alt_ioc != NULL) { |
| 1946 | printk(KERN_WARNING MYNAM ": Oops, already bound (%s <==> %s)!\n", |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1947 | ioc_srch->name, ioc_srch->alt_ioc->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1948 | break; |
| 1949 | } |
| 1950 | dprintk((KERN_INFO MYNAM ": FOUND! binding %s <==> %s\n", |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1951 | ioc->name, ioc_srch->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1952 | ioc_srch->alt_ioc = ioc; |
| 1953 | ioc->alt_ioc = ioc_srch; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1954 | } |
| 1955 | } |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 1956 | pci_dev_put(peer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1957 | } |
| 1958 | |
| 1959 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1960 | /* |
| 1961 | * mpt_adapter_disable - Disable misbehaving MPT adapter. |
| 1962 | * @this: Pointer to MPT adapter structure |
| 1963 | */ |
| 1964 | static void |
| 1965 | mpt_adapter_disable(MPT_ADAPTER *ioc) |
| 1966 | { |
| 1967 | int sz; |
| 1968 | int ret; |
| 1969 | |
| 1970 | if (ioc->cached_fw != NULL) { |
| 1971 | ddlprintk((KERN_INFO MYNAM ": mpt_adapter_disable: Pushing FW onto adapter\n")); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 1972 | if ((ret = mpt_downloadboot(ioc, (MpiFwHeader_t *)ioc->cached_fw, NO_SLEEP)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1973 | printk(KERN_WARNING MYNAM |
| 1974 | ": firmware downloadboot failure (%d)!\n", ret); |
| 1975 | } |
| 1976 | } |
| 1977 | |
| 1978 | /* Disable adapter interrupts! */ |
| 1979 | CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF); |
| 1980 | ioc->active = 0; |
| 1981 | /* Clear any lingering interrupt */ |
| 1982 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 1983 | |
| 1984 | if (ioc->alloc != NULL) { |
| 1985 | sz = ioc->alloc_sz; |
| 1986 | dexitprintk((KERN_INFO MYNAM ": %s.free @ %p, sz=%d bytes\n", |
| 1987 | ioc->name, ioc->alloc, ioc->alloc_sz)); |
| 1988 | pci_free_consistent(ioc->pcidev, sz, |
| 1989 | ioc->alloc, ioc->alloc_dma); |
| 1990 | ioc->reply_frames = NULL; |
| 1991 | ioc->req_frames = NULL; |
| 1992 | ioc->alloc = NULL; |
| 1993 | ioc->alloc_total -= sz; |
| 1994 | } |
| 1995 | |
| 1996 | if (ioc->sense_buf_pool != NULL) { |
| 1997 | sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); |
| 1998 | pci_free_consistent(ioc->pcidev, sz, |
| 1999 | ioc->sense_buf_pool, ioc->sense_buf_pool_dma); |
| 2000 | ioc->sense_buf_pool = NULL; |
| 2001 | ioc->alloc_total -= sz; |
| 2002 | } |
| 2003 | |
| 2004 | if (ioc->events != NULL){ |
| 2005 | sz = MPTCTL_EVENT_LOG_SIZE * sizeof(MPT_IOCTL_EVENTS); |
| 2006 | kfree(ioc->events); |
| 2007 | ioc->events = NULL; |
| 2008 | ioc->alloc_total -= sz; |
| 2009 | } |
| 2010 | |
| 2011 | if (ioc->cached_fw != NULL) { |
| 2012 | sz = ioc->facts.FWImageSize; |
| 2013 | pci_free_consistent(ioc->pcidev, sz, |
| 2014 | ioc->cached_fw, ioc->cached_fw_dma); |
| 2015 | ioc->cached_fw = NULL; |
| 2016 | ioc->alloc_total -= sz; |
| 2017 | } |
| 2018 | |
Moore, Eric Dean | d485eb8 | 2005-05-11 17:37:26 -0600 | [diff] [blame] | 2019 | kfree(ioc->spi_data.nvram); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 2020 | kfree(ioc->raid_data.pIocPg3); |
Moore, Eric Dean | d485eb8 | 2005-05-11 17:37:26 -0600 | [diff] [blame] | 2021 | ioc->spi_data.nvram = NULL; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 2022 | ioc->raid_data.pIocPg3 = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2023 | |
| 2024 | if (ioc->spi_data.pIocPg4 != NULL) { |
| 2025 | sz = ioc->spi_data.IocPg4Sz; |
| 2026 | pci_free_consistent(ioc->pcidev, sz, |
| 2027 | ioc->spi_data.pIocPg4, |
| 2028 | ioc->spi_data.IocPg4_dma); |
| 2029 | ioc->spi_data.pIocPg4 = NULL; |
| 2030 | ioc->alloc_total -= sz; |
| 2031 | } |
| 2032 | |
| 2033 | if (ioc->ReqToChain != NULL) { |
| 2034 | kfree(ioc->ReqToChain); |
| 2035 | kfree(ioc->RequestNB); |
| 2036 | ioc->ReqToChain = NULL; |
| 2037 | } |
| 2038 | |
Moore, Eric Dean | d485eb8 | 2005-05-11 17:37:26 -0600 | [diff] [blame] | 2039 | kfree(ioc->ChainToChain); |
| 2040 | ioc->ChainToChain = NULL; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2041 | |
| 2042 | if (ioc->HostPageBuffer != NULL) { |
| 2043 | if((ret = mpt_host_page_access_control(ioc, |
| 2044 | MPI_DB_HPBAC_FREE_BUFFER, NO_SLEEP)) != 0) { |
| 2045 | printk(KERN_ERR MYNAM |
| 2046 | ": %s: host page buffers free failed (%d)!\n", |
| 2047 | __FUNCTION__, ret); |
| 2048 | } |
| 2049 | dexitprintk((KERN_INFO MYNAM ": %s HostPageBuffer free @ %p, sz=%d bytes\n", |
| 2050 | ioc->name, ioc->HostPageBuffer, ioc->HostPageBuffer_sz)); |
| 2051 | pci_free_consistent(ioc->pcidev, ioc->HostPageBuffer_sz, |
| 2052 | ioc->HostPageBuffer, |
| 2053 | ioc->HostPageBuffer_dma); |
| 2054 | ioc->HostPageBuffer = NULL; |
| 2055 | ioc->HostPageBuffer_sz = 0; |
| 2056 | ioc->alloc_total -= ioc->HostPageBuffer_sz; |
| 2057 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2058 | } |
| 2059 | |
| 2060 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2061 | /* |
| 2062 | * mpt_adapter_dispose - Free all resources associated with a MPT |
| 2063 | * adapter. |
| 2064 | * @ioc: Pointer to MPT adapter structure |
| 2065 | * |
| 2066 | * This routine unregisters h/w resources and frees all alloc'd memory |
| 2067 | * associated with a MPT adapter structure. |
| 2068 | */ |
| 2069 | static void |
| 2070 | mpt_adapter_dispose(MPT_ADAPTER *ioc) |
| 2071 | { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2072 | int sz_first, sz_last; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2073 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2074 | if (ioc == NULL) |
| 2075 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2076 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2077 | sz_first = ioc->alloc_total; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2078 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2079 | mpt_adapter_disable(ioc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2080 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2081 | if (ioc->pci_irq != -1) { |
| 2082 | free_irq(ioc->pci_irq, ioc); |
Christoph Hellwig | 4ddce14 | 2006-01-17 13:44:29 +0000 | [diff] [blame] | 2083 | if (mpt_msi_enable) |
| 2084 | pci_disable_msi(ioc->pcidev); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2085 | ioc->pci_irq = -1; |
| 2086 | } |
| 2087 | |
| 2088 | if (ioc->memmap != NULL) { |
| 2089 | iounmap(ioc->memmap); |
| 2090 | ioc->memmap = NULL; |
| 2091 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2092 | |
| 2093 | #if defined(CONFIG_MTRR) && 0 |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2094 | if (ioc->mtrr_reg > 0) { |
| 2095 | mtrr_del(ioc->mtrr_reg, 0, 0); |
| 2096 | dprintk((KERN_INFO MYNAM ": %s: MTRR region de-registered\n", ioc->name)); |
| 2097 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2098 | #endif |
| 2099 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2100 | /* Zap the adapter lookup ptr! */ |
| 2101 | list_del(&ioc->list); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2102 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2103 | sz_last = ioc->alloc_total; |
| 2104 | dprintk((KERN_INFO MYNAM ": %s: free'd %d of %d bytes\n", |
| 2105 | ioc->name, sz_first-sz_last+(int)sizeof(*ioc), sz_first)); |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 2106 | |
| 2107 | if (ioc->alt_ioc) |
| 2108 | ioc->alt_ioc->alt_ioc = NULL; |
| 2109 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2110 | kfree(ioc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2111 | } |
| 2112 | |
| 2113 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2114 | /* |
| 2115 | * MptDisplayIocCapabilities - Disply IOC's capacilities. |
| 2116 | * @ioc: Pointer to MPT adapter structure |
| 2117 | */ |
| 2118 | static void |
| 2119 | MptDisplayIocCapabilities(MPT_ADAPTER *ioc) |
| 2120 | { |
| 2121 | int i = 0; |
| 2122 | |
| 2123 | printk(KERN_INFO "%s: ", ioc->name); |
| 2124 | if (ioc->prod_name && strlen(ioc->prod_name) > 3) |
| 2125 | printk("%s: ", ioc->prod_name+3); |
| 2126 | printk("Capabilities={"); |
| 2127 | |
| 2128 | if (ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_INITIATOR) { |
| 2129 | printk("Initiator"); |
| 2130 | i++; |
| 2131 | } |
| 2132 | |
| 2133 | if (ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_TARGET) { |
| 2134 | printk("%sTarget", i ? "," : ""); |
| 2135 | i++; |
| 2136 | } |
| 2137 | |
| 2138 | if (ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN) { |
| 2139 | printk("%sLAN", i ? "," : ""); |
| 2140 | i++; |
| 2141 | } |
| 2142 | |
| 2143 | #if 0 |
| 2144 | /* |
| 2145 | * This would probably evoke more questions than it's worth |
| 2146 | */ |
| 2147 | if (ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_TARGET) { |
| 2148 | printk("%sLogBusAddr", i ? "," : ""); |
| 2149 | i++; |
| 2150 | } |
| 2151 | #endif |
| 2152 | |
| 2153 | printk("}\n"); |
| 2154 | } |
| 2155 | |
| 2156 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2157 | /* |
| 2158 | * MakeIocReady - Get IOC to a READY state, using KickStart if needed. |
| 2159 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2160 | * @force: Force hard KickStart of IOC |
| 2161 | * @sleepFlag: Specifies whether the process can sleep |
| 2162 | * |
| 2163 | * Returns: |
| 2164 | * 1 - DIAG reset and READY |
| 2165 | * 0 - READY initially OR soft reset and READY |
| 2166 | * -1 - Any failure on KickStart |
| 2167 | * -2 - Msg Unit Reset Failed |
| 2168 | * -3 - IO Unit Reset Failed |
| 2169 | * -4 - IOC owned by a PEER |
| 2170 | */ |
| 2171 | static int |
| 2172 | MakeIocReady(MPT_ADAPTER *ioc, int force, int sleepFlag) |
| 2173 | { |
| 2174 | u32 ioc_state; |
| 2175 | int statefault = 0; |
| 2176 | int cntdn; |
| 2177 | int hard_reset_done = 0; |
| 2178 | int r; |
| 2179 | int ii; |
| 2180 | int whoinit; |
| 2181 | |
| 2182 | /* Get current [raw] IOC state */ |
| 2183 | ioc_state = mpt_GetIocState(ioc, 0); |
| 2184 | dhsprintk((KERN_INFO MYNAM "::MakeIocReady, %s [raw] state=%08x\n", ioc->name, ioc_state)); |
| 2185 | |
| 2186 | /* |
| 2187 | * Check to see if IOC got left/stuck in doorbell handshake |
| 2188 | * grip of death. If so, hard reset the IOC. |
| 2189 | */ |
| 2190 | if (ioc_state & MPI_DOORBELL_ACTIVE) { |
| 2191 | statefault = 1; |
| 2192 | printk(MYIOC_s_WARN_FMT "Unexpected doorbell active!\n", |
| 2193 | ioc->name); |
| 2194 | } |
| 2195 | |
| 2196 | /* Is it already READY? */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2197 | if (!statefault && (ioc_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_READY) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2198 | return 0; |
| 2199 | |
| 2200 | /* |
| 2201 | * Check to see if IOC is in FAULT state. |
| 2202 | */ |
| 2203 | if ((ioc_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT) { |
| 2204 | statefault = 2; |
| 2205 | printk(MYIOC_s_WARN_FMT "IOC is in FAULT state!!!\n", |
| 2206 | ioc->name); |
| 2207 | printk(KERN_WARNING " FAULT code = %04xh\n", |
| 2208 | ioc_state & MPI_DOORBELL_DATA_MASK); |
| 2209 | } |
| 2210 | |
| 2211 | /* |
| 2212 | * Hmmm... Did it get left operational? |
| 2213 | */ |
| 2214 | if ((ioc_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_OPERATIONAL) { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2215 | dinitprintk((MYIOC_s_INFO_FMT "IOC operational unexpected\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2216 | ioc->name)); |
| 2217 | |
| 2218 | /* Check WhoInit. |
| 2219 | * If PCI Peer, exit. |
| 2220 | * Else, if no fault conditions are present, issue a MessageUnitReset |
| 2221 | * Else, fall through to KickStart case |
| 2222 | */ |
| 2223 | whoinit = (ioc_state & MPI_DOORBELL_WHO_INIT_MASK) >> MPI_DOORBELL_WHO_INIT_SHIFT; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2224 | dinitprintk((KERN_INFO MYNAM |
| 2225 | ": whoinit 0x%x statefault %d force %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2226 | whoinit, statefault, force)); |
| 2227 | if (whoinit == MPI_WHOINIT_PCI_PEER) |
| 2228 | return -4; |
| 2229 | else { |
| 2230 | if ((statefault == 0 ) && (force == 0)) { |
| 2231 | if ((r = SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, sleepFlag)) == 0) |
| 2232 | return 0; |
| 2233 | } |
| 2234 | statefault = 3; |
| 2235 | } |
| 2236 | } |
| 2237 | |
| 2238 | hard_reset_done = KickStart(ioc, statefault||force, sleepFlag); |
| 2239 | if (hard_reset_done < 0) |
| 2240 | return -1; |
| 2241 | |
| 2242 | /* |
| 2243 | * Loop here waiting for IOC to come READY. |
| 2244 | */ |
| 2245 | ii = 0; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2246 | cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 5; /* 5 seconds */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2247 | |
| 2248 | while ((ioc_state = mpt_GetIocState(ioc, 1)) != MPI_IOC_STATE_READY) { |
| 2249 | if (ioc_state == MPI_IOC_STATE_OPERATIONAL) { |
| 2250 | /* |
| 2251 | * BIOS or previous driver load left IOC in OP state. |
| 2252 | * Reset messaging FIFOs. |
| 2253 | */ |
| 2254 | if ((r = SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, sleepFlag)) != 0) { |
| 2255 | printk(MYIOC_s_ERR_FMT "IOC msg unit reset failed!\n", ioc->name); |
| 2256 | return -2; |
| 2257 | } |
| 2258 | } else if (ioc_state == MPI_IOC_STATE_RESET) { |
| 2259 | /* |
| 2260 | * Something is wrong. Try to get IOC back |
| 2261 | * to a known state. |
| 2262 | */ |
| 2263 | if ((r = SendIocReset(ioc, MPI_FUNCTION_IO_UNIT_RESET, sleepFlag)) != 0) { |
| 2264 | printk(MYIOC_s_ERR_FMT "IO unit reset failed!\n", ioc->name); |
| 2265 | return -3; |
| 2266 | } |
| 2267 | } |
| 2268 | |
| 2269 | ii++; cntdn--; |
| 2270 | if (!cntdn) { |
| 2271 | printk(MYIOC_s_ERR_FMT "Wait IOC_READY state timeout(%d)!\n", |
| 2272 | ioc->name, (int)((ii+5)/HZ)); |
| 2273 | return -ETIME; |
| 2274 | } |
| 2275 | |
| 2276 | if (sleepFlag == CAN_SLEEP) { |
| 2277 | msleep_interruptible(1); |
| 2278 | } else { |
| 2279 | mdelay (1); /* 1 msec delay */ |
| 2280 | } |
| 2281 | |
| 2282 | } |
| 2283 | |
| 2284 | if (statefault < 3) { |
| 2285 | printk(MYIOC_s_INFO_FMT "Recovered from %s\n", |
| 2286 | ioc->name, |
| 2287 | statefault==1 ? "stuck handshake" : "IOC FAULT"); |
| 2288 | } |
| 2289 | |
| 2290 | return hard_reset_done; |
| 2291 | } |
| 2292 | |
| 2293 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2294 | /* |
| 2295 | * mpt_GetIocState - Get the current state of a MPT adapter. |
| 2296 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2297 | * @cooked: Request raw or cooked IOC state |
| 2298 | * |
| 2299 | * Returns all IOC Doorbell register bits if cooked==0, else just the |
| 2300 | * Doorbell bits in MPI_IOC_STATE_MASK. |
| 2301 | */ |
| 2302 | u32 |
| 2303 | mpt_GetIocState(MPT_ADAPTER *ioc, int cooked) |
| 2304 | { |
| 2305 | u32 s, sc; |
| 2306 | |
| 2307 | /* Get! */ |
| 2308 | s = CHIPREG_READ32(&ioc->chip->Doorbell); |
| 2309 | // dprintk((MYIOC_s_INFO_FMT "raw state = %08x\n", ioc->name, s)); |
| 2310 | sc = s & MPI_IOC_STATE_MASK; |
| 2311 | |
| 2312 | /* Save! */ |
| 2313 | ioc->last_state = sc; |
| 2314 | |
| 2315 | return cooked ? sc : s; |
| 2316 | } |
| 2317 | |
| 2318 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2319 | /* |
| 2320 | * GetIocFacts - Send IOCFacts request to MPT adapter. |
| 2321 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2322 | * @sleepFlag: Specifies whether the process can sleep |
| 2323 | * @reason: If recovery, only update facts. |
| 2324 | * |
| 2325 | * Returns 0 for success, non-zero for failure. |
| 2326 | */ |
| 2327 | static int |
| 2328 | GetIocFacts(MPT_ADAPTER *ioc, int sleepFlag, int reason) |
| 2329 | { |
| 2330 | IOCFacts_t get_facts; |
| 2331 | IOCFactsReply_t *facts; |
| 2332 | int r; |
| 2333 | int req_sz; |
| 2334 | int reply_sz; |
| 2335 | int sz; |
| 2336 | u32 status, vv; |
| 2337 | u8 shiftFactor=1; |
| 2338 | |
| 2339 | /* IOC *must* NOT be in RESET state! */ |
| 2340 | if (ioc->last_state == MPI_IOC_STATE_RESET) { |
| 2341 | printk(KERN_ERR MYNAM ": ERROR - Can't get IOCFacts, %s NOT READY! (%08x)\n", |
| 2342 | ioc->name, |
| 2343 | ioc->last_state ); |
| 2344 | return -44; |
| 2345 | } |
| 2346 | |
| 2347 | facts = &ioc->facts; |
| 2348 | |
| 2349 | /* Destination (reply area)... */ |
| 2350 | reply_sz = sizeof(*facts); |
| 2351 | memset(facts, 0, reply_sz); |
| 2352 | |
| 2353 | /* Request area (get_facts on the stack right now!) */ |
| 2354 | req_sz = sizeof(get_facts); |
| 2355 | memset(&get_facts, 0, req_sz); |
| 2356 | |
| 2357 | get_facts.Function = MPI_FUNCTION_IOC_FACTS; |
| 2358 | /* Assert: All other get_facts fields are zero! */ |
| 2359 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2360 | dinitprintk((MYIOC_s_INFO_FMT |
| 2361 | "Sending get IocFacts request req_sz=%d reply_sz=%d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2362 | ioc->name, req_sz, reply_sz)); |
| 2363 | |
| 2364 | /* No non-zero fields in the get_facts request are greater than |
| 2365 | * 1 byte in size, so we can just fire it off as is. |
| 2366 | */ |
| 2367 | r = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&get_facts, |
| 2368 | reply_sz, (u16*)facts, 5 /*seconds*/, sleepFlag); |
| 2369 | if (r != 0) |
| 2370 | return r; |
| 2371 | |
| 2372 | /* |
| 2373 | * Now byte swap (GRRR) the necessary fields before any further |
| 2374 | * inspection of reply contents. |
| 2375 | * |
| 2376 | * But need to do some sanity checks on MsgLength (byte) field |
| 2377 | * to make sure we don't zero IOC's req_sz! |
| 2378 | */ |
| 2379 | /* Did we get a valid reply? */ |
| 2380 | if (facts->MsgLength > offsetof(IOCFactsReply_t, RequestFrameSize)/sizeof(u32)) { |
| 2381 | if (reason == MPT_HOSTEVENT_IOC_BRINGUP) { |
| 2382 | /* |
| 2383 | * If not been here, done that, save off first WhoInit value |
| 2384 | */ |
| 2385 | if (ioc->FirstWhoInit == WHOINIT_UNKNOWN) |
| 2386 | ioc->FirstWhoInit = facts->WhoInit; |
| 2387 | } |
| 2388 | |
| 2389 | facts->MsgVersion = le16_to_cpu(facts->MsgVersion); |
| 2390 | facts->MsgContext = le32_to_cpu(facts->MsgContext); |
| 2391 | facts->IOCExceptions = le16_to_cpu(facts->IOCExceptions); |
| 2392 | facts->IOCStatus = le16_to_cpu(facts->IOCStatus); |
| 2393 | facts->IOCLogInfo = le32_to_cpu(facts->IOCLogInfo); |
Christoph Hellwig | 637fa99 | 2005-08-18 16:25:44 +0200 | [diff] [blame] | 2394 | status = le16_to_cpu(facts->IOCStatus) & MPI_IOCSTATUS_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2395 | /* CHECKME! IOCStatus, IOCLogInfo */ |
| 2396 | |
| 2397 | facts->ReplyQueueDepth = le16_to_cpu(facts->ReplyQueueDepth); |
| 2398 | facts->RequestFrameSize = le16_to_cpu(facts->RequestFrameSize); |
| 2399 | |
| 2400 | /* |
| 2401 | * FC f/w version changed between 1.1 and 1.2 |
| 2402 | * Old: u16{Major(4),Minor(4),SubMinor(8)} |
| 2403 | * New: u32{Major(8),Minor(8),Unit(8),Dev(8)} |
| 2404 | */ |
| 2405 | if (facts->MsgVersion < 0x0102) { |
| 2406 | /* |
| 2407 | * Handle old FC f/w style, convert to new... |
| 2408 | */ |
| 2409 | u16 oldv = le16_to_cpu(facts->Reserved_0101_FWVersion); |
| 2410 | facts->FWVersion.Word = |
| 2411 | ((oldv<<12) & 0xFF000000) | |
| 2412 | ((oldv<<8) & 0x000FFF00); |
| 2413 | } else |
| 2414 | facts->FWVersion.Word = le32_to_cpu(facts->FWVersion.Word); |
| 2415 | |
| 2416 | facts->ProductID = le16_to_cpu(facts->ProductID); |
| 2417 | facts->CurrentHostMfaHighAddr = |
| 2418 | le32_to_cpu(facts->CurrentHostMfaHighAddr); |
| 2419 | facts->GlobalCredits = le16_to_cpu(facts->GlobalCredits); |
| 2420 | facts->CurrentSenseBufferHighAddr = |
| 2421 | le32_to_cpu(facts->CurrentSenseBufferHighAddr); |
| 2422 | facts->CurReplyFrameSize = |
| 2423 | le16_to_cpu(facts->CurReplyFrameSize); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2424 | facts->IOCCapabilities = le32_to_cpu(facts->IOCCapabilities); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2425 | |
| 2426 | /* |
| 2427 | * Handle NEW (!) IOCFactsReply fields in MPI-1.01.xx |
| 2428 | * Older MPI-1.00.xx struct had 13 dwords, and enlarged |
| 2429 | * to 14 in MPI-1.01.0x. |
| 2430 | */ |
| 2431 | if (facts->MsgLength >= (offsetof(IOCFactsReply_t,FWImageSize) + 7)/4 && |
| 2432 | facts->MsgVersion > 0x0100) { |
| 2433 | facts->FWImageSize = le32_to_cpu(facts->FWImageSize); |
| 2434 | } |
| 2435 | |
| 2436 | sz = facts->FWImageSize; |
| 2437 | if ( sz & 0x01 ) |
| 2438 | sz += 1; |
| 2439 | if ( sz & 0x02 ) |
| 2440 | sz += 2; |
| 2441 | facts->FWImageSize = sz; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2442 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2443 | if (!facts->RequestFrameSize) { |
| 2444 | /* Something is wrong! */ |
| 2445 | printk(MYIOC_s_ERR_FMT "IOC reported invalid 0 request size!\n", |
| 2446 | ioc->name); |
| 2447 | return -55; |
| 2448 | } |
| 2449 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 2450 | r = sz = facts->BlockSize; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2451 | vv = ((63 / (sz * 4)) + 1) & 0x03; |
| 2452 | ioc->NB_for_64_byte_frame = vv; |
| 2453 | while ( sz ) |
| 2454 | { |
| 2455 | shiftFactor++; |
| 2456 | sz = sz >> 1; |
| 2457 | } |
| 2458 | ioc->NBShiftFactor = shiftFactor; |
| 2459 | dinitprintk((MYIOC_s_INFO_FMT "NB_for_64_byte_frame=%x NBShiftFactor=%x BlockSize=%x\n", |
| 2460 | ioc->name, vv, shiftFactor, r)); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2461 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2462 | if (reason == MPT_HOSTEVENT_IOC_BRINGUP) { |
| 2463 | /* |
| 2464 | * Set values for this IOC's request & reply frame sizes, |
| 2465 | * and request & reply queue depths... |
| 2466 | */ |
| 2467 | ioc->req_sz = min(MPT_DEFAULT_FRAME_SIZE, facts->RequestFrameSize * 4); |
| 2468 | ioc->req_depth = min_t(int, MPT_MAX_REQ_DEPTH, facts->GlobalCredits); |
| 2469 | ioc->reply_sz = MPT_REPLY_FRAME_SIZE; |
| 2470 | ioc->reply_depth = min_t(int, MPT_DEFAULT_REPLY_DEPTH, facts->ReplyQueueDepth); |
| 2471 | |
| 2472 | dinitprintk((MYIOC_s_INFO_FMT "reply_sz=%3d, reply_depth=%4d\n", |
| 2473 | ioc->name, ioc->reply_sz, ioc->reply_depth)); |
| 2474 | dinitprintk((MYIOC_s_INFO_FMT "req_sz =%3d, req_depth =%4d\n", |
| 2475 | ioc->name, ioc->req_sz, ioc->req_depth)); |
| 2476 | |
| 2477 | /* Get port facts! */ |
| 2478 | if ( (r = GetPortFacts(ioc, 0, sleepFlag)) != 0 ) |
| 2479 | return r; |
| 2480 | } |
| 2481 | } else { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2482 | printk(MYIOC_s_ERR_FMT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2483 | "Invalid IOC facts reply, msgLength=%d offsetof=%zd!\n", |
| 2484 | ioc->name, facts->MsgLength, (offsetof(IOCFactsReply_t, |
| 2485 | RequestFrameSize)/sizeof(u32))); |
| 2486 | return -66; |
| 2487 | } |
| 2488 | |
| 2489 | return 0; |
| 2490 | } |
| 2491 | |
| 2492 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2493 | /* |
| 2494 | * GetPortFacts - Send PortFacts request to MPT adapter. |
| 2495 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2496 | * @portnum: Port number |
| 2497 | * @sleepFlag: Specifies whether the process can sleep |
| 2498 | * |
| 2499 | * Returns 0 for success, non-zero for failure. |
| 2500 | */ |
| 2501 | static int |
| 2502 | GetPortFacts(MPT_ADAPTER *ioc, int portnum, int sleepFlag) |
| 2503 | { |
| 2504 | PortFacts_t get_pfacts; |
| 2505 | PortFactsReply_t *pfacts; |
| 2506 | int ii; |
| 2507 | int req_sz; |
| 2508 | int reply_sz; |
| 2509 | |
| 2510 | /* IOC *must* NOT be in RESET state! */ |
| 2511 | if (ioc->last_state == MPI_IOC_STATE_RESET) { |
| 2512 | printk(KERN_ERR MYNAM ": ERROR - Can't get PortFacts, %s NOT READY! (%08x)\n", |
| 2513 | ioc->name, |
| 2514 | ioc->last_state ); |
| 2515 | return -4; |
| 2516 | } |
| 2517 | |
| 2518 | pfacts = &ioc->pfacts[portnum]; |
| 2519 | |
| 2520 | /* Destination (reply area)... */ |
| 2521 | reply_sz = sizeof(*pfacts); |
| 2522 | memset(pfacts, 0, reply_sz); |
| 2523 | |
| 2524 | /* Request area (get_pfacts on the stack right now!) */ |
| 2525 | req_sz = sizeof(get_pfacts); |
| 2526 | memset(&get_pfacts, 0, req_sz); |
| 2527 | |
| 2528 | get_pfacts.Function = MPI_FUNCTION_PORT_FACTS; |
| 2529 | get_pfacts.PortNumber = portnum; |
| 2530 | /* Assert: All other get_pfacts fields are zero! */ |
| 2531 | |
| 2532 | dinitprintk((MYIOC_s_INFO_FMT "Sending get PortFacts(%d) request\n", |
| 2533 | ioc->name, portnum)); |
| 2534 | |
| 2535 | /* No non-zero fields in the get_pfacts request are greater than |
| 2536 | * 1 byte in size, so we can just fire it off as is. |
| 2537 | */ |
| 2538 | ii = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&get_pfacts, |
| 2539 | reply_sz, (u16*)pfacts, 5 /*seconds*/, sleepFlag); |
| 2540 | if (ii != 0) |
| 2541 | return ii; |
| 2542 | |
| 2543 | /* Did we get a valid reply? */ |
| 2544 | |
| 2545 | /* Now byte swap the necessary fields in the response. */ |
| 2546 | pfacts->MsgContext = le32_to_cpu(pfacts->MsgContext); |
| 2547 | pfacts->IOCStatus = le16_to_cpu(pfacts->IOCStatus); |
| 2548 | pfacts->IOCLogInfo = le32_to_cpu(pfacts->IOCLogInfo); |
| 2549 | pfacts->MaxDevices = le16_to_cpu(pfacts->MaxDevices); |
| 2550 | pfacts->PortSCSIID = le16_to_cpu(pfacts->PortSCSIID); |
| 2551 | pfacts->ProtocolFlags = le16_to_cpu(pfacts->ProtocolFlags); |
| 2552 | pfacts->MaxPostedCmdBuffers = le16_to_cpu(pfacts->MaxPostedCmdBuffers); |
| 2553 | pfacts->MaxPersistentIDs = le16_to_cpu(pfacts->MaxPersistentIDs); |
| 2554 | pfacts->MaxLanBuckets = le16_to_cpu(pfacts->MaxLanBuckets); |
| 2555 | |
| 2556 | return 0; |
| 2557 | } |
| 2558 | |
| 2559 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2560 | /* |
| 2561 | * SendIocInit - Send IOCInit request to MPT adapter. |
| 2562 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2563 | * @sleepFlag: Specifies whether the process can sleep |
| 2564 | * |
| 2565 | * Send IOCInit followed by PortEnable to bring IOC to OPERATIONAL state. |
| 2566 | * |
| 2567 | * Returns 0 for success, non-zero for failure. |
| 2568 | */ |
| 2569 | static int |
| 2570 | SendIocInit(MPT_ADAPTER *ioc, int sleepFlag) |
| 2571 | { |
| 2572 | IOCInit_t ioc_init; |
| 2573 | MPIDefaultReply_t init_reply; |
| 2574 | u32 state; |
| 2575 | int r; |
| 2576 | int count; |
| 2577 | int cntdn; |
| 2578 | |
| 2579 | memset(&ioc_init, 0, sizeof(ioc_init)); |
| 2580 | memset(&init_reply, 0, sizeof(init_reply)); |
| 2581 | |
| 2582 | ioc_init.WhoInit = MPI_WHOINIT_HOST_DRIVER; |
| 2583 | ioc_init.Function = MPI_FUNCTION_IOC_INIT; |
| 2584 | |
| 2585 | /* If we are in a recovery mode and we uploaded the FW image, |
| 2586 | * then this pointer is not NULL. Skip the upload a second time. |
| 2587 | * Set this flag if cached_fw set for either IOC. |
| 2588 | */ |
| 2589 | if (ioc->facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) |
| 2590 | ioc->upload_fw = 1; |
| 2591 | else |
| 2592 | ioc->upload_fw = 0; |
| 2593 | ddlprintk((MYIOC_s_INFO_FMT "upload_fw %d facts.Flags=%x\n", |
| 2594 | ioc->name, ioc->upload_fw, ioc->facts.Flags)); |
| 2595 | |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2596 | if(ioc->bus_type == SAS) |
| 2597 | ioc_init.MaxDevices = ioc->facts.MaxDevices; |
| 2598 | else if(ioc->bus_type == FC) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2599 | ioc_init.MaxDevices = MPT_MAX_FC_DEVICES; |
| 2600 | else |
| 2601 | ioc_init.MaxDevices = MPT_MAX_SCSI_DEVICES; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2602 | ioc_init.MaxBuses = MPT_MAX_BUS; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2603 | dinitprintk((MYIOC_s_INFO_FMT "facts.MsgVersion=%x\n", |
| 2604 | ioc->name, ioc->facts.MsgVersion)); |
| 2605 | if (ioc->facts.MsgVersion >= MPI_VERSION_01_05) { |
| 2606 | // set MsgVersion and HeaderVersion host driver was built with |
| 2607 | ioc_init.MsgVersion = cpu_to_le16(MPI_VERSION); |
| 2608 | ioc_init.HeaderVersion = cpu_to_le16(MPI_HEADER_VERSION); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2609 | |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2610 | if (ioc->facts.Flags & MPI_IOCFACTS_FLAGS_HOST_PAGE_BUFFER_PERSISTENT) { |
| 2611 | ioc_init.HostPageBufferSGE = ioc->facts.HostPageBufferSGE; |
| 2612 | } else if(mpt_host_page_alloc(ioc, &ioc_init)) |
| 2613 | return -99; |
| 2614 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2615 | ioc_init.ReplyFrameSize = cpu_to_le16(ioc->reply_sz); /* in BYTES */ |
| 2616 | |
| 2617 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 2618 | /* Save the upper 32-bits of the request |
| 2619 | * (reply) and sense buffers. |
| 2620 | */ |
| 2621 | ioc_init.HostMfaHighAddr = cpu_to_le32((u32)((u64)ioc->alloc_dma >> 32)); |
| 2622 | ioc_init.SenseBufferHighAddr = cpu_to_le32((u32)((u64)ioc->sense_buf_pool_dma >> 32)); |
| 2623 | } else { |
| 2624 | /* Force 32-bit addressing */ |
| 2625 | ioc_init.HostMfaHighAddr = cpu_to_le32(0); |
| 2626 | ioc_init.SenseBufferHighAddr = cpu_to_le32(0); |
| 2627 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2628 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2629 | ioc->facts.CurrentHostMfaHighAddr = ioc_init.HostMfaHighAddr; |
| 2630 | ioc->facts.CurrentSenseBufferHighAddr = ioc_init.SenseBufferHighAddr; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2631 | ioc->facts.MaxDevices = ioc_init.MaxDevices; |
| 2632 | ioc->facts.MaxBuses = ioc_init.MaxBuses; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2633 | |
| 2634 | dhsprintk((MYIOC_s_INFO_FMT "Sending IOCInit (req @ %p)\n", |
| 2635 | ioc->name, &ioc_init)); |
| 2636 | |
| 2637 | r = mpt_handshake_req_reply_wait(ioc, sizeof(IOCInit_t), (u32*)&ioc_init, |
| 2638 | sizeof(MPIDefaultReply_t), (u16*)&init_reply, 10 /*seconds*/, sleepFlag); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2639 | if (r != 0) { |
| 2640 | printk(MYIOC_s_ERR_FMT "Sending IOCInit failed(%d)!\n",ioc->name, r); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2641 | return r; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2642 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2643 | |
| 2644 | /* No need to byte swap the multibyte fields in the reply |
| 2645 | * since we don't even look at it's contents. |
| 2646 | */ |
| 2647 | |
| 2648 | dhsprintk((MYIOC_s_INFO_FMT "Sending PortEnable (req @ %p)\n", |
| 2649 | ioc->name, &ioc_init)); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2650 | |
| 2651 | if ((r = SendPortEnable(ioc, 0, sleepFlag)) != 0) { |
| 2652 | printk(MYIOC_s_ERR_FMT "Sending PortEnable failed(%d)!\n",ioc->name, r); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2653 | return r; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2654 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2655 | |
| 2656 | /* YIKES! SUPER IMPORTANT!!! |
| 2657 | * Poll IocState until _OPERATIONAL while IOC is doing |
| 2658 | * LoopInit and TargetDiscovery! |
| 2659 | */ |
| 2660 | count = 0; |
| 2661 | cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 60; /* 60 seconds */ |
| 2662 | state = mpt_GetIocState(ioc, 1); |
| 2663 | while (state != MPI_IOC_STATE_OPERATIONAL && --cntdn) { |
| 2664 | if (sleepFlag == CAN_SLEEP) { |
| 2665 | msleep_interruptible(1); |
| 2666 | } else { |
| 2667 | mdelay(1); |
| 2668 | } |
| 2669 | |
| 2670 | if (!cntdn) { |
| 2671 | printk(MYIOC_s_ERR_FMT "Wait IOC_OP state timeout(%d)!\n", |
| 2672 | ioc->name, (int)((count+5)/HZ)); |
| 2673 | return -9; |
| 2674 | } |
| 2675 | |
| 2676 | state = mpt_GetIocState(ioc, 1); |
| 2677 | count++; |
| 2678 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2679 | dinitprintk((MYIOC_s_INFO_FMT "INFO - Wait IOC_OPERATIONAL state (cnt=%d)\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2680 | ioc->name, count)); |
| 2681 | |
| 2682 | return r; |
| 2683 | } |
| 2684 | |
| 2685 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2686 | /* |
| 2687 | * SendPortEnable - Send PortEnable request to MPT adapter port. |
| 2688 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2689 | * @portnum: Port number to enable |
| 2690 | * @sleepFlag: Specifies whether the process can sleep |
| 2691 | * |
| 2692 | * Send PortEnable to bring IOC to OPERATIONAL state. |
| 2693 | * |
| 2694 | * Returns 0 for success, non-zero for failure. |
| 2695 | */ |
| 2696 | static int |
| 2697 | SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag) |
| 2698 | { |
| 2699 | PortEnable_t port_enable; |
| 2700 | MPIDefaultReply_t reply_buf; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2701 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2702 | int req_sz; |
| 2703 | int reply_sz; |
| 2704 | |
| 2705 | /* Destination... */ |
| 2706 | reply_sz = sizeof(MPIDefaultReply_t); |
| 2707 | memset(&reply_buf, 0, reply_sz); |
| 2708 | |
| 2709 | req_sz = sizeof(PortEnable_t); |
| 2710 | memset(&port_enable, 0, req_sz); |
| 2711 | |
| 2712 | port_enable.Function = MPI_FUNCTION_PORT_ENABLE; |
| 2713 | port_enable.PortNumber = portnum; |
| 2714 | /* port_enable.ChainOffset = 0; */ |
| 2715 | /* port_enable.MsgFlags = 0; */ |
| 2716 | /* port_enable.MsgContext = 0; */ |
| 2717 | |
| 2718 | dinitprintk((MYIOC_s_INFO_FMT "Sending Port(%d)Enable (req @ %p)\n", |
| 2719 | ioc->name, portnum, &port_enable)); |
| 2720 | |
| 2721 | /* RAID FW may take a long time to enable |
| 2722 | */ |
Moore, Eric | 432b4c8 | 2006-01-16 18:53:11 -0700 | [diff] [blame] | 2723 | if (((ioc->facts.ProductID & MPI_FW_HEADER_PID_PROD_MASK) |
| 2724 | > MPI_FW_HEADER_PID_PROD_TARGET_SCSI) || |
| 2725 | (ioc->bus_type == SAS)) { |
| 2726 | rc = mpt_handshake_req_reply_wait(ioc, req_sz, |
| 2727 | (u32*)&port_enable, reply_sz, (u16*)&reply_buf, |
| 2728 | 300 /*seconds*/, sleepFlag); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2729 | } else { |
Moore, Eric | 432b4c8 | 2006-01-16 18:53:11 -0700 | [diff] [blame] | 2730 | rc = mpt_handshake_req_reply_wait(ioc, req_sz, |
| 2731 | (u32*)&port_enable, reply_sz, (u16*)&reply_buf, |
| 2732 | 30 /*seconds*/, sleepFlag); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2733 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2734 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2735 | } |
| 2736 | |
| 2737 | /* |
| 2738 | * ioc: Pointer to MPT_ADAPTER structure |
| 2739 | * size - total FW bytes |
| 2740 | */ |
| 2741 | void |
| 2742 | mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size) |
| 2743 | { |
| 2744 | if (ioc->cached_fw) |
| 2745 | return; /* use already allocated memory */ |
| 2746 | if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) { |
| 2747 | ioc->cached_fw = ioc->alt_ioc->cached_fw; /* use alt_ioc's memory */ |
| 2748 | ioc->cached_fw_dma = ioc->alt_ioc->cached_fw_dma; |
| 2749 | } else { |
| 2750 | if ( (ioc->cached_fw = pci_alloc_consistent(ioc->pcidev, size, &ioc->cached_fw_dma) ) ) |
| 2751 | ioc->alloc_total += size; |
| 2752 | } |
| 2753 | } |
| 2754 | /* |
| 2755 | * If alt_img is NULL, delete from ioc structure. |
| 2756 | * Else, delete a secondary image in same format. |
| 2757 | */ |
| 2758 | void |
| 2759 | mpt_free_fw_memory(MPT_ADAPTER *ioc) |
| 2760 | { |
| 2761 | int sz; |
| 2762 | |
| 2763 | sz = ioc->facts.FWImageSize; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2764 | dinitprintk((KERN_INFO MYNAM "free_fw_memory: FW Image @ %p[%p], sz=%d[%x] bytes\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2765 | ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, sz, sz)); |
| 2766 | pci_free_consistent(ioc->pcidev, sz, |
| 2767 | ioc->cached_fw, ioc->cached_fw_dma); |
| 2768 | ioc->cached_fw = NULL; |
| 2769 | |
| 2770 | return; |
| 2771 | } |
| 2772 | |
| 2773 | |
| 2774 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2775 | /* |
| 2776 | * mpt_do_upload - Construct and Send FWUpload request to MPT adapter port. |
| 2777 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2778 | * @sleepFlag: Specifies whether the process can sleep |
| 2779 | * |
| 2780 | * Returns 0 for success, >0 for handshake failure |
| 2781 | * <0 for fw upload failure. |
| 2782 | * |
| 2783 | * Remark: If bound IOC and a successful FWUpload was performed |
| 2784 | * on the bound IOC, the second image is discarded |
| 2785 | * and memory is free'd. Both channels must upload to prevent |
| 2786 | * IOC from running in degraded mode. |
| 2787 | */ |
| 2788 | static int |
| 2789 | mpt_do_upload(MPT_ADAPTER *ioc, int sleepFlag) |
| 2790 | { |
| 2791 | u8 request[ioc->req_sz]; |
| 2792 | u8 reply[sizeof(FWUploadReply_t)]; |
| 2793 | FWUpload_t *prequest; |
| 2794 | FWUploadReply_t *preply; |
| 2795 | FWUploadTCSGE_t *ptcsge; |
| 2796 | int sgeoffset; |
| 2797 | u32 flagsLength; |
| 2798 | int ii, sz, reply_sz; |
| 2799 | int cmdStatus; |
| 2800 | |
| 2801 | /* If the image size is 0, we are done. |
| 2802 | */ |
| 2803 | if ((sz = ioc->facts.FWImageSize) == 0) |
| 2804 | return 0; |
| 2805 | |
| 2806 | mpt_alloc_fw_memory(ioc, sz); |
| 2807 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2808 | dinitprintk((KERN_INFO MYNAM ": FW Image @ %p[%p], sz=%d[%x] bytes\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2809 | ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, sz, sz)); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2810 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2811 | if (ioc->cached_fw == NULL) { |
| 2812 | /* Major Failure. |
| 2813 | */ |
| 2814 | return -ENOMEM; |
| 2815 | } |
| 2816 | |
| 2817 | prequest = (FWUpload_t *)&request; |
| 2818 | preply = (FWUploadReply_t *)&reply; |
| 2819 | |
| 2820 | /* Destination... */ |
| 2821 | memset(prequest, 0, ioc->req_sz); |
| 2822 | |
| 2823 | reply_sz = sizeof(reply); |
| 2824 | memset(preply, 0, reply_sz); |
| 2825 | |
| 2826 | prequest->ImageType = MPI_FW_UPLOAD_ITYPE_FW_IOC_MEM; |
| 2827 | prequest->Function = MPI_FUNCTION_FW_UPLOAD; |
| 2828 | |
| 2829 | ptcsge = (FWUploadTCSGE_t *) &prequest->SGL; |
| 2830 | ptcsge->DetailsLength = 12; |
| 2831 | ptcsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT; |
| 2832 | ptcsge->ImageSize = cpu_to_le32(sz); |
| 2833 | |
| 2834 | sgeoffset = sizeof(FWUpload_t) - sizeof(SGE_MPI_UNION) + sizeof(FWUploadTCSGE_t); |
| 2835 | |
| 2836 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ | sz; |
| 2837 | mpt_add_sge(&request[sgeoffset], flagsLength, ioc->cached_fw_dma); |
| 2838 | |
| 2839 | sgeoffset += sizeof(u32) + sizeof(dma_addr_t); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2840 | dinitprintk((KERN_INFO MYNAM ": Sending FW Upload (req @ %p) sgeoffset=%d \n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2841 | prequest, sgeoffset)); |
| 2842 | DBG_DUMP_FW_REQUEST_FRAME(prequest) |
| 2843 | |
| 2844 | ii = mpt_handshake_req_reply_wait(ioc, sgeoffset, (u32*)prequest, |
| 2845 | reply_sz, (u16*)preply, 65 /*seconds*/, sleepFlag); |
| 2846 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2847 | dinitprintk((KERN_INFO MYNAM ": FW Upload completed rc=%x \n", ii)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2848 | |
| 2849 | cmdStatus = -EFAULT; |
| 2850 | if (ii == 0) { |
| 2851 | /* Handshake transfer was complete and successful. |
| 2852 | * Check the Reply Frame. |
| 2853 | */ |
| 2854 | int status, transfer_sz; |
| 2855 | status = le16_to_cpu(preply->IOCStatus); |
| 2856 | if (status == MPI_IOCSTATUS_SUCCESS) { |
| 2857 | transfer_sz = le32_to_cpu(preply->ActualImageSize); |
| 2858 | if (transfer_sz == sz) |
| 2859 | cmdStatus = 0; |
| 2860 | } |
| 2861 | } |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2862 | dinitprintk((MYIOC_s_INFO_FMT ": do_upload cmdStatus=%d \n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2863 | ioc->name, cmdStatus)); |
| 2864 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2865 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2866 | if (cmdStatus) { |
| 2867 | |
| 2868 | ddlprintk((MYIOC_s_INFO_FMT ": fw upload failed, freeing image \n", |
| 2869 | ioc->name)); |
| 2870 | mpt_free_fw_memory(ioc); |
| 2871 | } |
| 2872 | |
| 2873 | return cmdStatus; |
| 2874 | } |
| 2875 | |
| 2876 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2877 | /* |
| 2878 | * mpt_downloadboot - DownloadBoot code |
| 2879 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2880 | * @flag: Specify which part of IOC memory is to be uploaded. |
| 2881 | * @sleepFlag: Specifies whether the process can sleep |
| 2882 | * |
| 2883 | * FwDownloadBoot requires Programmed IO access. |
| 2884 | * |
| 2885 | * Returns 0 for success |
| 2886 | * -1 FW Image size is 0 |
| 2887 | * -2 No valid cached_fw Pointer |
| 2888 | * <0 for fw upload failure. |
| 2889 | */ |
| 2890 | static int |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2891 | mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2892 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2893 | MpiExtImageHeader_t *pExtImage; |
| 2894 | u32 fwSize; |
| 2895 | u32 diag0val; |
| 2896 | int count; |
| 2897 | u32 *ptrFw; |
| 2898 | u32 diagRwData; |
| 2899 | u32 nextImage; |
| 2900 | u32 load_addr; |
| 2901 | u32 ioc_state=0; |
| 2902 | |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2903 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot: fw size 0x%x (%d), FW Ptr %p\n", |
| 2904 | ioc->name, pFwHeader->ImageSize, pFwHeader->ImageSize, pFwHeader)); |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 2905 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2906 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); |
| 2907 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_1ST_KEY_VALUE); |
| 2908 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_2ND_KEY_VALUE); |
| 2909 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_3RD_KEY_VALUE); |
| 2910 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_4TH_KEY_VALUE); |
| 2911 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_5TH_KEY_VALUE); |
| 2912 | |
| 2913 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, (MPI_DIAG_PREVENT_IOC_BOOT | MPI_DIAG_DISABLE_ARM)); |
| 2914 | |
| 2915 | /* wait 1 msec */ |
| 2916 | if (sleepFlag == CAN_SLEEP) { |
| 2917 | msleep_interruptible(1); |
| 2918 | } else { |
| 2919 | mdelay (1); |
| 2920 | } |
| 2921 | |
| 2922 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 2923 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val | MPI_DIAG_RESET_ADAPTER); |
| 2924 | |
| 2925 | for (count = 0; count < 30; count ++) { |
| 2926 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 2927 | if (!(diag0val & MPI_DIAG_RESET_ADAPTER)) { |
| 2928 | ddlprintk((MYIOC_s_INFO_FMT "RESET_ADAPTER cleared, count=%d\n", |
| 2929 | ioc->name, count)); |
| 2930 | break; |
| 2931 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2932 | /* wait .1 sec */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2933 | if (sleepFlag == CAN_SLEEP) { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2934 | msleep_interruptible (100); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2935 | } else { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2936 | mdelay (100); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2937 | } |
| 2938 | } |
| 2939 | |
| 2940 | if ( count == 30 ) { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 2941 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot failed! " |
| 2942 | "Unable to get MPI_DIAG_DRWE mode, diag0val=%x\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2943 | ioc->name, diag0val)); |
| 2944 | return -3; |
| 2945 | } |
| 2946 | |
| 2947 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); |
| 2948 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_1ST_KEY_VALUE); |
| 2949 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_2ND_KEY_VALUE); |
| 2950 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_3RD_KEY_VALUE); |
| 2951 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_4TH_KEY_VALUE); |
| 2952 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_5TH_KEY_VALUE); |
| 2953 | |
| 2954 | /* Set the DiagRwEn and Disable ARM bits */ |
| 2955 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, (MPI_DIAG_RW_ENABLE | MPI_DIAG_DISABLE_ARM)); |
| 2956 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2957 | fwSize = (pFwHeader->ImageSize + 3)/4; |
| 2958 | ptrFw = (u32 *) pFwHeader; |
| 2959 | |
| 2960 | /* Write the LoadStartAddress to the DiagRw Address Register |
| 2961 | * using Programmed IO |
| 2962 | */ |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 2963 | if (ioc->errata_flag_1064) |
| 2964 | pci_enable_io_access(ioc->pcidev); |
| 2965 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2966 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, pFwHeader->LoadStartAddress); |
| 2967 | ddlprintk((MYIOC_s_INFO_FMT "LoadStart addr written 0x%x \n", |
| 2968 | ioc->name, pFwHeader->LoadStartAddress)); |
| 2969 | |
| 2970 | ddlprintk((MYIOC_s_INFO_FMT "Write FW Image: 0x%x bytes @ %p\n", |
| 2971 | ioc->name, fwSize*4, ptrFw)); |
| 2972 | while (fwSize--) { |
| 2973 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, *ptrFw++); |
| 2974 | } |
| 2975 | |
| 2976 | nextImage = pFwHeader->NextImageHeaderOffset; |
| 2977 | while (nextImage) { |
| 2978 | pExtImage = (MpiExtImageHeader_t *) ((char *)pFwHeader + nextImage); |
| 2979 | |
| 2980 | load_addr = pExtImage->LoadStartAddress; |
| 2981 | |
| 2982 | fwSize = (pExtImage->ImageSize + 3) >> 2; |
| 2983 | ptrFw = (u32 *)pExtImage; |
| 2984 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 2985 | ddlprintk((MYIOC_s_INFO_FMT "Write Ext Image: 0x%x (%d) bytes @ %p load_addr=%x\n", |
| 2986 | ioc->name, fwSize*4, fwSize*4, ptrFw, load_addr)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2987 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, load_addr); |
| 2988 | |
| 2989 | while (fwSize--) { |
| 2990 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, *ptrFw++); |
| 2991 | } |
| 2992 | nextImage = pExtImage->NextImageHeaderOffset; |
| 2993 | } |
| 2994 | |
| 2995 | /* Write the IopResetVectorRegAddr */ |
| 2996 | ddlprintk((MYIOC_s_INFO_FMT "Write IopResetVector Addr=%x! \n", ioc->name, pFwHeader->IopResetRegAddr)); |
| 2997 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, pFwHeader->IopResetRegAddr); |
| 2998 | |
| 2999 | /* Write the IopResetVectorValue */ |
| 3000 | ddlprintk((MYIOC_s_INFO_FMT "Write IopResetVector Value=%x! \n", ioc->name, pFwHeader->IopResetVectorValue)); |
| 3001 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, pFwHeader->IopResetVectorValue); |
| 3002 | |
| 3003 | /* Clear the internal flash bad bit - autoincrementing register, |
| 3004 | * so must do two writes. |
| 3005 | */ |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 3006 | if (ioc->bus_type == SPI) { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3007 | /* |
| 3008 | * 1030 and 1035 H/W errata, workaround to access |
| 3009 | * the ClearFlashBadSignatureBit |
| 3010 | */ |
| 3011 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); |
| 3012 | diagRwData = CHIPREG_PIO_READ32(&ioc->pio_chip->DiagRwData); |
| 3013 | diagRwData |= 0x40000000; |
| 3014 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); |
| 3015 | CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, diagRwData); |
| 3016 | |
| 3017 | } else /* if((ioc->bus_type == SAS) || (ioc->bus_type == FC)) */ { |
| 3018 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3019 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val | |
| 3020 | MPI_DIAG_CLEAR_FLASH_BAD_SIG); |
| 3021 | |
| 3022 | /* wait 1 msec */ |
| 3023 | if (sleepFlag == CAN_SLEEP) { |
| 3024 | msleep_interruptible (1); |
| 3025 | } else { |
| 3026 | mdelay (1); |
| 3027 | } |
| 3028 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3029 | |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 3030 | if (ioc->errata_flag_1064) |
| 3031 | pci_disable_io_access(ioc->pcidev); |
| 3032 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3033 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3034 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot diag0val=%x, " |
| 3035 | "turning off PREVENT_IOC_BOOT, DISABLE_ARM, RW_ENABLE\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3036 | ioc->name, diag0val)); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3037 | diag0val &= ~(MPI_DIAG_PREVENT_IOC_BOOT | MPI_DIAG_DISABLE_ARM | MPI_DIAG_RW_ENABLE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3038 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot now diag0val=%x\n", |
| 3039 | ioc->name, diag0val)); |
| 3040 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val); |
| 3041 | |
| 3042 | /* Write 0xFF to reset the sequencer */ |
| 3043 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); |
| 3044 | |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3045 | if (ioc->bus_type == SAS) { |
| 3046 | ioc_state = mpt_GetIocState(ioc, 0); |
| 3047 | if ( (GetIocFacts(ioc, sleepFlag, |
| 3048 | MPT_HOSTEVENT_IOC_BRINGUP)) != 0 ) { |
| 3049 | ddlprintk((MYIOC_s_INFO_FMT "GetIocFacts failed: IocState=%x\n", |
| 3050 | ioc->name, ioc_state)); |
| 3051 | return -EFAULT; |
| 3052 | } |
| 3053 | } |
| 3054 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3055 | for (count=0; count<HZ*20; count++) { |
| 3056 | if ((ioc_state = mpt_GetIocState(ioc, 0)) & MPI_IOC_STATE_READY) { |
| 3057 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot successful! (count=%d) IocState=%x\n", |
| 3058 | ioc->name, count, ioc_state)); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3059 | if (ioc->bus_type == SAS) { |
| 3060 | return 0; |
| 3061 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3062 | if ((SendIocInit(ioc, sleepFlag)) != 0) { |
| 3063 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot: SendIocInit failed\n", |
| 3064 | ioc->name)); |
| 3065 | return -EFAULT; |
| 3066 | } |
| 3067 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot: SendIocInit successful\n", |
| 3068 | ioc->name)); |
| 3069 | return 0; |
| 3070 | } |
| 3071 | if (sleepFlag == CAN_SLEEP) { |
| 3072 | msleep_interruptible (10); |
| 3073 | } else { |
| 3074 | mdelay (10); |
| 3075 | } |
| 3076 | } |
| 3077 | ddlprintk((MYIOC_s_INFO_FMT "downloadboot failed! IocState=%x\n", |
| 3078 | ioc->name, ioc_state)); |
| 3079 | return -EFAULT; |
| 3080 | } |
| 3081 | |
| 3082 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3083 | /* |
| 3084 | * KickStart - Perform hard reset of MPT adapter. |
| 3085 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3086 | * @force: Force hard reset |
| 3087 | * @sleepFlag: Specifies whether the process can sleep |
| 3088 | * |
| 3089 | * This routine places MPT adapter in diagnostic mode via the |
| 3090 | * WriteSequence register, and then performs a hard reset of adapter |
| 3091 | * via the Diagnostic register. |
| 3092 | * |
| 3093 | * Inputs: sleepflag - CAN_SLEEP (non-interrupt thread) |
| 3094 | * or NO_SLEEP (interrupt thread, use mdelay) |
| 3095 | * force - 1 if doorbell active, board fault state |
| 3096 | * board operational, IOC_RECOVERY or |
| 3097 | * IOC_BRINGUP and there is an alt_ioc. |
| 3098 | * 0 else |
| 3099 | * |
| 3100 | * Returns: |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3101 | * 1 - hard reset, READY |
| 3102 | * 0 - no reset due to History bit, READY |
| 3103 | * -1 - no reset due to History bit but not READY |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3104 | * OR reset but failed to come READY |
| 3105 | * -2 - no reset, could not enter DIAG mode |
| 3106 | * -3 - reset but bad FW bit |
| 3107 | */ |
| 3108 | static int |
| 3109 | KickStart(MPT_ADAPTER *ioc, int force, int sleepFlag) |
| 3110 | { |
| 3111 | int hard_reset_done = 0; |
| 3112 | u32 ioc_state=0; |
| 3113 | int cnt,cntdn; |
| 3114 | |
| 3115 | dinitprintk((KERN_WARNING MYNAM ": KickStarting %s!\n", ioc->name)); |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 3116 | if (ioc->bus_type == SPI) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3117 | /* Always issue a Msg Unit Reset first. This will clear some |
| 3118 | * SCSI bus hang conditions. |
| 3119 | */ |
| 3120 | SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, sleepFlag); |
| 3121 | |
| 3122 | if (sleepFlag == CAN_SLEEP) { |
| 3123 | msleep_interruptible (1000); |
| 3124 | } else { |
| 3125 | mdelay (1000); |
| 3126 | } |
| 3127 | } |
| 3128 | |
| 3129 | hard_reset_done = mpt_diag_reset(ioc, force, sleepFlag); |
| 3130 | if (hard_reset_done < 0) |
| 3131 | return hard_reset_done; |
| 3132 | |
| 3133 | dinitprintk((MYIOC_s_INFO_FMT "Diagnostic reset successful!\n", |
| 3134 | ioc->name)); |
| 3135 | |
| 3136 | cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 2; /* 2 seconds */ |
| 3137 | for (cnt=0; cnt<cntdn; cnt++) { |
| 3138 | ioc_state = mpt_GetIocState(ioc, 1); |
| 3139 | if ((ioc_state == MPI_IOC_STATE_READY) || (ioc_state == MPI_IOC_STATE_OPERATIONAL)) { |
| 3140 | dinitprintk((MYIOC_s_INFO_FMT "KickStart successful! (cnt=%d)\n", |
| 3141 | ioc->name, cnt)); |
| 3142 | return hard_reset_done; |
| 3143 | } |
| 3144 | if (sleepFlag == CAN_SLEEP) { |
| 3145 | msleep_interruptible (10); |
| 3146 | } else { |
| 3147 | mdelay (10); |
| 3148 | } |
| 3149 | } |
| 3150 | |
| 3151 | printk(MYIOC_s_ERR_FMT "Failed to come READY after reset! IocState=%x\n", |
| 3152 | ioc->name, ioc_state); |
| 3153 | return -1; |
| 3154 | } |
| 3155 | |
| 3156 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3157 | /* |
| 3158 | * mpt_diag_reset - Perform hard reset of the adapter. |
| 3159 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3160 | * @ignore: Set if to honor and clear to ignore |
| 3161 | * the reset history bit |
| 3162 | * @sleepflag: CAN_SLEEP if called in a non-interrupt thread, |
| 3163 | * else set to NO_SLEEP (use mdelay instead) |
| 3164 | * |
| 3165 | * This routine places the adapter in diagnostic mode via the |
| 3166 | * WriteSequence register and then performs a hard reset of adapter |
| 3167 | * via the Diagnostic register. Adapter should be in ready state |
| 3168 | * upon successful completion. |
| 3169 | * |
| 3170 | * Returns: 1 hard reset successful |
| 3171 | * 0 no reset performed because reset history bit set |
| 3172 | * -2 enabling diagnostic mode failed |
| 3173 | * -3 diagnostic reset failed |
| 3174 | */ |
| 3175 | static int |
| 3176 | mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag) |
| 3177 | { |
| 3178 | u32 diag0val; |
| 3179 | u32 doorbell; |
| 3180 | int hard_reset_done = 0; |
| 3181 | int count = 0; |
| 3182 | #ifdef MPT_DEBUG |
| 3183 | u32 diag1val = 0; |
| 3184 | #endif |
| 3185 | |
| 3186 | /* Clear any existing interrupts */ |
| 3187 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 3188 | |
| 3189 | /* Use "Diagnostic reset" method! (only thing available!) */ |
| 3190 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3191 | |
| 3192 | #ifdef MPT_DEBUG |
| 3193 | if (ioc->alt_ioc) |
| 3194 | diag1val = CHIPREG_READ32(&ioc->alt_ioc->chip->Diagnostic); |
| 3195 | dprintk((MYIOC_s_INFO_FMT "DbG1: diag0=%08x, diag1=%08x\n", |
| 3196 | ioc->name, diag0val, diag1val)); |
| 3197 | #endif |
| 3198 | |
| 3199 | /* Do the reset if we are told to ignore the reset history |
| 3200 | * or if the reset history is 0 |
| 3201 | */ |
| 3202 | if (ignore || !(diag0val & MPI_DIAG_RESET_HISTORY)) { |
| 3203 | while ((diag0val & MPI_DIAG_DRWE) == 0) { |
| 3204 | /* Write magic sequence to WriteSequence register |
| 3205 | * Loop until in diagnostic mode |
| 3206 | */ |
| 3207 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); |
| 3208 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_1ST_KEY_VALUE); |
| 3209 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_2ND_KEY_VALUE); |
| 3210 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_3RD_KEY_VALUE); |
| 3211 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_4TH_KEY_VALUE); |
| 3212 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_5TH_KEY_VALUE); |
| 3213 | |
| 3214 | /* wait 100 msec */ |
| 3215 | if (sleepFlag == CAN_SLEEP) { |
| 3216 | msleep_interruptible (100); |
| 3217 | } else { |
| 3218 | mdelay (100); |
| 3219 | } |
| 3220 | |
| 3221 | count++; |
| 3222 | if (count > 20) { |
| 3223 | printk(MYIOC_s_ERR_FMT "Enable Diagnostic mode FAILED! (%02xh)\n", |
| 3224 | ioc->name, diag0val); |
| 3225 | return -2; |
| 3226 | |
| 3227 | } |
| 3228 | |
| 3229 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3230 | |
| 3231 | dprintk((MYIOC_s_INFO_FMT "Wrote magic DiagWriteEn sequence (%x)\n", |
| 3232 | ioc->name, diag0val)); |
| 3233 | } |
| 3234 | |
| 3235 | #ifdef MPT_DEBUG |
| 3236 | if (ioc->alt_ioc) |
| 3237 | diag1val = CHIPREG_READ32(&ioc->alt_ioc->chip->Diagnostic); |
| 3238 | dprintk((MYIOC_s_INFO_FMT "DbG2: diag0=%08x, diag1=%08x\n", |
| 3239 | ioc->name, diag0val, diag1val)); |
| 3240 | #endif |
| 3241 | /* |
| 3242 | * Disable the ARM (Bug fix) |
| 3243 | * |
| 3244 | */ |
| 3245 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val | MPI_DIAG_DISABLE_ARM); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3246 | mdelay(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3247 | |
| 3248 | /* |
| 3249 | * Now hit the reset bit in the Diagnostic register |
| 3250 | * (THE BIG HAMMER!) (Clears DRWE bit). |
| 3251 | */ |
| 3252 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val | MPI_DIAG_RESET_ADAPTER); |
| 3253 | hard_reset_done = 1; |
| 3254 | dprintk((MYIOC_s_INFO_FMT "Diagnostic reset performed\n", |
| 3255 | ioc->name)); |
| 3256 | |
| 3257 | /* |
| 3258 | * Call each currently registered protocol IOC reset handler |
| 3259 | * with pre-reset indication. |
| 3260 | * NOTE: If we're doing _IOC_BRINGUP, there can be no |
| 3261 | * MptResetHandlers[] registered yet. |
| 3262 | */ |
| 3263 | { |
| 3264 | int ii; |
| 3265 | int r = 0; |
| 3266 | |
| 3267 | for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { |
| 3268 | if (MptResetHandlers[ii]) { |
| 3269 | dprintk((MYIOC_s_INFO_FMT "Calling IOC pre_reset handler #%d\n", |
| 3270 | ioc->name, ii)); |
| 3271 | r += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_PRE_RESET); |
| 3272 | if (ioc->alt_ioc) { |
| 3273 | dprintk((MYIOC_s_INFO_FMT "Calling alt-%s pre_reset handler #%d\n", |
| 3274 | ioc->name, ioc->alt_ioc->name, ii)); |
| 3275 | r += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_PRE_RESET); |
| 3276 | } |
| 3277 | } |
| 3278 | } |
| 3279 | /* FIXME? Examine results here? */ |
| 3280 | } |
| 3281 | |
| 3282 | if (ioc->cached_fw) { |
| 3283 | /* If the DownloadBoot operation fails, the |
| 3284 | * IOC will be left unusable. This is a fatal error |
| 3285 | * case. _diag_reset will return < 0 |
| 3286 | */ |
| 3287 | for (count = 0; count < 30; count ++) { |
| 3288 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3289 | if (!(diag0val & MPI_DIAG_RESET_ADAPTER)) { |
| 3290 | break; |
| 3291 | } |
| 3292 | |
| 3293 | /* wait 1 sec */ |
| 3294 | if (sleepFlag == CAN_SLEEP) { |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3295 | msleep_interruptible (1000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3296 | } else { |
| 3297 | mdelay (1000); |
| 3298 | } |
| 3299 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 3300 | if ((count = mpt_downloadboot(ioc, |
| 3301 | (MpiFwHeader_t *)ioc->cached_fw, sleepFlag)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3302 | printk(KERN_WARNING MYNAM |
| 3303 | ": firmware downloadboot failure (%d)!\n", count); |
| 3304 | } |
| 3305 | |
| 3306 | } else { |
| 3307 | /* Wait for FW to reload and for board |
| 3308 | * to go to the READY state. |
| 3309 | * Maximum wait is 60 seconds. |
| 3310 | * If fail, no error will check again |
| 3311 | * with calling program. |
| 3312 | */ |
| 3313 | for (count = 0; count < 60; count ++) { |
| 3314 | doorbell = CHIPREG_READ32(&ioc->chip->Doorbell); |
| 3315 | doorbell &= MPI_IOC_STATE_MASK; |
| 3316 | |
| 3317 | if (doorbell == MPI_IOC_STATE_READY) { |
| 3318 | break; |
| 3319 | } |
| 3320 | |
| 3321 | /* wait 1 sec */ |
| 3322 | if (sleepFlag == CAN_SLEEP) { |
| 3323 | msleep_interruptible (1000); |
| 3324 | } else { |
| 3325 | mdelay (1000); |
| 3326 | } |
| 3327 | } |
| 3328 | } |
| 3329 | } |
| 3330 | |
| 3331 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3332 | #ifdef MPT_DEBUG |
| 3333 | if (ioc->alt_ioc) |
| 3334 | diag1val = CHIPREG_READ32(&ioc->alt_ioc->chip->Diagnostic); |
| 3335 | dprintk((MYIOC_s_INFO_FMT "DbG3: diag0=%08x, diag1=%08x\n", |
| 3336 | ioc->name, diag0val, diag1val)); |
| 3337 | #endif |
| 3338 | |
| 3339 | /* Clear RESET_HISTORY bit! Place board in the |
| 3340 | * diagnostic mode to update the diag register. |
| 3341 | */ |
| 3342 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3343 | count = 0; |
| 3344 | while ((diag0val & MPI_DIAG_DRWE) == 0) { |
| 3345 | /* Write magic sequence to WriteSequence register |
| 3346 | * Loop until in diagnostic mode |
| 3347 | */ |
| 3348 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); |
| 3349 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_1ST_KEY_VALUE); |
| 3350 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_2ND_KEY_VALUE); |
| 3351 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_3RD_KEY_VALUE); |
| 3352 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_4TH_KEY_VALUE); |
| 3353 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_5TH_KEY_VALUE); |
| 3354 | |
| 3355 | /* wait 100 msec */ |
| 3356 | if (sleepFlag == CAN_SLEEP) { |
| 3357 | msleep_interruptible (100); |
| 3358 | } else { |
| 3359 | mdelay (100); |
| 3360 | } |
| 3361 | |
| 3362 | count++; |
| 3363 | if (count > 20) { |
| 3364 | printk(MYIOC_s_ERR_FMT "Enable Diagnostic mode FAILED! (%02xh)\n", |
| 3365 | ioc->name, diag0val); |
| 3366 | break; |
| 3367 | } |
| 3368 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3369 | } |
| 3370 | diag0val &= ~MPI_DIAG_RESET_HISTORY; |
| 3371 | CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val); |
| 3372 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3373 | if (diag0val & MPI_DIAG_RESET_HISTORY) { |
| 3374 | printk(MYIOC_s_WARN_FMT "ResetHistory bit failed to clear!\n", |
| 3375 | ioc->name); |
| 3376 | } |
| 3377 | |
| 3378 | /* Disable Diagnostic Mode |
| 3379 | */ |
| 3380 | CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFFFFFFFF); |
| 3381 | |
| 3382 | /* Check FW reload status flags. |
| 3383 | */ |
| 3384 | diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); |
| 3385 | if (diag0val & (MPI_DIAG_FLASH_BAD_SIG | MPI_DIAG_RESET_ADAPTER | MPI_DIAG_DISABLE_ARM)) { |
| 3386 | printk(MYIOC_s_ERR_FMT "Diagnostic reset FAILED! (%02xh)\n", |
| 3387 | ioc->name, diag0val); |
| 3388 | return -3; |
| 3389 | } |
| 3390 | |
| 3391 | #ifdef MPT_DEBUG |
| 3392 | if (ioc->alt_ioc) |
| 3393 | diag1val = CHIPREG_READ32(&ioc->alt_ioc->chip->Diagnostic); |
| 3394 | dprintk((MYIOC_s_INFO_FMT "DbG4: diag0=%08x, diag1=%08x\n", |
| 3395 | ioc->name, diag0val, diag1val)); |
| 3396 | #endif |
| 3397 | |
| 3398 | /* |
| 3399 | * Reset flag that says we've enabled event notification |
| 3400 | */ |
| 3401 | ioc->facts.EventState = 0; |
| 3402 | |
| 3403 | if (ioc->alt_ioc) |
| 3404 | ioc->alt_ioc->facts.EventState = 0; |
| 3405 | |
| 3406 | return hard_reset_done; |
| 3407 | } |
| 3408 | |
| 3409 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3410 | /* |
| 3411 | * SendIocReset - Send IOCReset request to MPT adapter. |
| 3412 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3413 | * @reset_type: reset type, expected values are |
| 3414 | * %MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET or %MPI_FUNCTION_IO_UNIT_RESET |
| 3415 | * |
| 3416 | * Send IOCReset request to the MPT adapter. |
| 3417 | * |
| 3418 | * Returns 0 for success, non-zero for failure. |
| 3419 | */ |
| 3420 | static int |
| 3421 | SendIocReset(MPT_ADAPTER *ioc, u8 reset_type, int sleepFlag) |
| 3422 | { |
| 3423 | int r; |
| 3424 | u32 state; |
| 3425 | int cntdn, count; |
| 3426 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3427 | drsprintk((KERN_INFO MYNAM ": %s: Sending IOC reset(0x%02x)!\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3428 | ioc->name, reset_type)); |
| 3429 | CHIPREG_WRITE32(&ioc->chip->Doorbell, reset_type<<MPI_DOORBELL_FUNCTION_SHIFT); |
| 3430 | if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) |
| 3431 | return r; |
| 3432 | |
| 3433 | /* FW ACK'd request, wait for READY state |
| 3434 | */ |
| 3435 | count = 0; |
| 3436 | cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 15; /* 15 seconds */ |
| 3437 | |
| 3438 | while ((state = mpt_GetIocState(ioc, 1)) != MPI_IOC_STATE_READY) { |
| 3439 | cntdn--; |
| 3440 | count++; |
| 3441 | if (!cntdn) { |
| 3442 | if (sleepFlag != CAN_SLEEP) |
| 3443 | count *= 10; |
| 3444 | |
| 3445 | printk(KERN_ERR MYNAM ": %s: ERROR - Wait IOC_READY state timeout(%d)!\n", |
| 3446 | ioc->name, (int)((count+5)/HZ)); |
| 3447 | return -ETIME; |
| 3448 | } |
| 3449 | |
| 3450 | if (sleepFlag == CAN_SLEEP) { |
| 3451 | msleep_interruptible(1); |
| 3452 | } else { |
| 3453 | mdelay (1); /* 1 msec delay */ |
| 3454 | } |
| 3455 | } |
| 3456 | |
| 3457 | /* TODO! |
| 3458 | * Cleanup all event stuff for this IOC; re-issue EventNotification |
| 3459 | * request if needed. |
| 3460 | */ |
| 3461 | if (ioc->facts.Function) |
| 3462 | ioc->facts.EventState = 0; |
| 3463 | |
| 3464 | return 0; |
| 3465 | } |
| 3466 | |
| 3467 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3468 | /* |
| 3469 | * initChainBuffers - Allocate memory for and initialize |
| 3470 | * chain buffers, chain buffer control arrays and spinlock. |
| 3471 | * @hd: Pointer to MPT_SCSI_HOST structure |
| 3472 | * @init: If set, initialize the spin lock. |
| 3473 | */ |
| 3474 | static int |
| 3475 | initChainBuffers(MPT_ADAPTER *ioc) |
| 3476 | { |
| 3477 | u8 *mem; |
| 3478 | int sz, ii, num_chain; |
| 3479 | int scale, num_sge, numSGE; |
| 3480 | |
| 3481 | /* ReqToChain size must equal the req_depth |
| 3482 | * index = req_idx |
| 3483 | */ |
| 3484 | if (ioc->ReqToChain == NULL) { |
| 3485 | sz = ioc->req_depth * sizeof(int); |
| 3486 | mem = kmalloc(sz, GFP_ATOMIC); |
| 3487 | if (mem == NULL) |
| 3488 | return -1; |
| 3489 | |
| 3490 | ioc->ReqToChain = (int *) mem; |
| 3491 | dinitprintk((KERN_INFO MYNAM ": %s ReqToChain alloc @ %p, sz=%d bytes\n", |
| 3492 | ioc->name, mem, sz)); |
| 3493 | mem = kmalloc(sz, GFP_ATOMIC); |
| 3494 | if (mem == NULL) |
| 3495 | return -1; |
| 3496 | |
| 3497 | ioc->RequestNB = (int *) mem; |
| 3498 | dinitprintk((KERN_INFO MYNAM ": %s RequestNB alloc @ %p, sz=%d bytes\n", |
| 3499 | ioc->name, mem, sz)); |
| 3500 | } |
| 3501 | for (ii = 0; ii < ioc->req_depth; ii++) { |
| 3502 | ioc->ReqToChain[ii] = MPT_HOST_NO_CHAIN; |
| 3503 | } |
| 3504 | |
| 3505 | /* ChainToChain size must equal the total number |
| 3506 | * of chain buffers to be allocated. |
| 3507 | * index = chain_idx |
| 3508 | * |
| 3509 | * Calculate the number of chain buffers needed(plus 1) per I/O |
| 3510 | * then multiply the the maximum number of simultaneous cmds |
| 3511 | * |
| 3512 | * num_sge = num sge in request frame + last chain buffer |
| 3513 | * scale = num sge per chain buffer if no chain element |
| 3514 | */ |
| 3515 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); |
| 3516 | if (sizeof(dma_addr_t) == sizeof(u64)) |
| 3517 | num_sge = scale + (ioc->req_sz - 60) / (sizeof(dma_addr_t) + sizeof(u32)); |
| 3518 | else |
| 3519 | num_sge = 1+ scale + (ioc->req_sz - 64) / (sizeof(dma_addr_t) + sizeof(u32)); |
| 3520 | |
| 3521 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 3522 | numSGE = (scale - 1) * (ioc->facts.MaxChainDepth-1) + scale + |
| 3523 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + sizeof(u32)); |
| 3524 | } else { |
| 3525 | numSGE = 1 + (scale - 1) * (ioc->facts.MaxChainDepth-1) + scale + |
| 3526 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + sizeof(u32)); |
| 3527 | } |
| 3528 | dinitprintk((KERN_INFO MYNAM ": %s num_sge=%d numSGE=%d\n", |
| 3529 | ioc->name, num_sge, numSGE)); |
| 3530 | |
| 3531 | if ( numSGE > MPT_SCSI_SG_DEPTH ) |
| 3532 | numSGE = MPT_SCSI_SG_DEPTH; |
| 3533 | |
| 3534 | num_chain = 1; |
| 3535 | while (numSGE - num_sge > 0) { |
| 3536 | num_chain++; |
| 3537 | num_sge += (scale - 1); |
| 3538 | } |
| 3539 | num_chain++; |
| 3540 | |
| 3541 | dinitprintk((KERN_INFO MYNAM ": %s Now numSGE=%d num_sge=%d num_chain=%d\n", |
| 3542 | ioc->name, numSGE, num_sge, num_chain)); |
| 3543 | |
Moore, Eric Dean | a9b2937 | 2005-11-16 18:54:20 -0700 | [diff] [blame] | 3544 | if (ioc->bus_type == SPI) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3545 | num_chain *= MPT_SCSI_CAN_QUEUE; |
| 3546 | else |
| 3547 | num_chain *= MPT_FC_CAN_QUEUE; |
| 3548 | |
| 3549 | ioc->num_chain = num_chain; |
| 3550 | |
| 3551 | sz = num_chain * sizeof(int); |
| 3552 | if (ioc->ChainToChain == NULL) { |
| 3553 | mem = kmalloc(sz, GFP_ATOMIC); |
| 3554 | if (mem == NULL) |
| 3555 | return -1; |
| 3556 | |
| 3557 | ioc->ChainToChain = (int *) mem; |
| 3558 | dinitprintk((KERN_INFO MYNAM ": %s ChainToChain alloc @ %p, sz=%d bytes\n", |
| 3559 | ioc->name, mem, sz)); |
| 3560 | } else { |
| 3561 | mem = (u8 *) ioc->ChainToChain; |
| 3562 | } |
| 3563 | memset(mem, 0xFF, sz); |
| 3564 | return num_chain; |
| 3565 | } |
| 3566 | |
| 3567 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3568 | /* |
| 3569 | * PrimeIocFifos - Initialize IOC request and reply FIFOs. |
| 3570 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3571 | * |
| 3572 | * This routine allocates memory for the MPT reply and request frame |
| 3573 | * pools (if necessary), and primes the IOC reply FIFO with |
| 3574 | * reply frames. |
| 3575 | * |
| 3576 | * Returns 0 for success, non-zero for failure. |
| 3577 | */ |
| 3578 | static int |
| 3579 | PrimeIocFifos(MPT_ADAPTER *ioc) |
| 3580 | { |
| 3581 | MPT_FRAME_HDR *mf; |
| 3582 | unsigned long flags; |
| 3583 | dma_addr_t alloc_dma; |
| 3584 | u8 *mem; |
| 3585 | int i, reply_sz, sz, total_size, num_chain; |
| 3586 | |
| 3587 | /* Prime reply FIFO... */ |
| 3588 | |
| 3589 | if (ioc->reply_frames == NULL) { |
| 3590 | if ( (num_chain = initChainBuffers(ioc)) < 0) |
| 3591 | return -1; |
| 3592 | |
| 3593 | total_size = reply_sz = (ioc->reply_sz * ioc->reply_depth); |
| 3594 | dinitprintk((KERN_INFO MYNAM ": %s.ReplyBuffer sz=%d bytes, ReplyDepth=%d\n", |
| 3595 | ioc->name, ioc->reply_sz, ioc->reply_depth)); |
| 3596 | dinitprintk((KERN_INFO MYNAM ": %s.ReplyBuffer sz=%d[%x] bytes\n", |
| 3597 | ioc->name, reply_sz, reply_sz)); |
| 3598 | |
| 3599 | sz = (ioc->req_sz * ioc->req_depth); |
| 3600 | dinitprintk((KERN_INFO MYNAM ": %s.RequestBuffer sz=%d bytes, RequestDepth=%d\n", |
| 3601 | ioc->name, ioc->req_sz, ioc->req_depth)); |
| 3602 | dinitprintk((KERN_INFO MYNAM ": %s.RequestBuffer sz=%d[%x] bytes\n", |
| 3603 | ioc->name, sz, sz)); |
| 3604 | total_size += sz; |
| 3605 | |
| 3606 | sz = num_chain * ioc->req_sz; /* chain buffer pool size */ |
| 3607 | dinitprintk((KERN_INFO MYNAM ": %s.ChainBuffer sz=%d bytes, ChainDepth=%d\n", |
| 3608 | ioc->name, ioc->req_sz, num_chain)); |
| 3609 | dinitprintk((KERN_INFO MYNAM ": %s.ChainBuffer sz=%d[%x] bytes num_chain=%d\n", |
| 3610 | ioc->name, sz, sz, num_chain)); |
| 3611 | |
| 3612 | total_size += sz; |
| 3613 | mem = pci_alloc_consistent(ioc->pcidev, total_size, &alloc_dma); |
| 3614 | if (mem == NULL) { |
| 3615 | printk(MYIOC_s_ERR_FMT "Unable to allocate Reply, Request, Chain Buffers!\n", |
| 3616 | ioc->name); |
| 3617 | goto out_fail; |
| 3618 | } |
| 3619 | |
| 3620 | dinitprintk((KERN_INFO MYNAM ": %s.Total alloc @ %p[%p], sz=%d[%x] bytes\n", |
| 3621 | ioc->name, mem, (void *)(ulong)alloc_dma, total_size, total_size)); |
| 3622 | |
| 3623 | memset(mem, 0, total_size); |
| 3624 | ioc->alloc_total += total_size; |
| 3625 | ioc->alloc = mem; |
| 3626 | ioc->alloc_dma = alloc_dma; |
| 3627 | ioc->alloc_sz = total_size; |
| 3628 | ioc->reply_frames = (MPT_FRAME_HDR *) mem; |
| 3629 | ioc->reply_frames_low_dma = (u32) (alloc_dma & 0xFFFFFFFF); |
| 3630 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3631 | dinitprintk((KERN_INFO MYNAM ": %s ReplyBuffers @ %p[%p]\n", |
| 3632 | ioc->name, ioc->reply_frames, (void *)(ulong)alloc_dma)); |
| 3633 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3634 | alloc_dma += reply_sz; |
| 3635 | mem += reply_sz; |
| 3636 | |
| 3637 | /* Request FIFO - WE manage this! */ |
| 3638 | |
| 3639 | ioc->req_frames = (MPT_FRAME_HDR *) mem; |
| 3640 | ioc->req_frames_dma = alloc_dma; |
| 3641 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3642 | dinitprintk((KERN_INFO MYNAM ": %s RequestBuffers @ %p[%p]\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3643 | ioc->name, mem, (void *)(ulong)alloc_dma)); |
| 3644 | |
| 3645 | ioc->req_frames_low_dma = (u32) (alloc_dma & 0xFFFFFFFF); |
| 3646 | |
| 3647 | #if defined(CONFIG_MTRR) && 0 |
| 3648 | /* |
| 3649 | * Enable Write Combining MTRR for IOC's memory region. |
| 3650 | * (at least as much as we can; "size and base must be |
| 3651 | * multiples of 4 kiB" |
| 3652 | */ |
| 3653 | ioc->mtrr_reg = mtrr_add(ioc->req_frames_dma, |
| 3654 | sz, |
| 3655 | MTRR_TYPE_WRCOMB, 1); |
| 3656 | dprintk((MYIOC_s_INFO_FMT "MTRR region registered (base:size=%08x:%x)\n", |
| 3657 | ioc->name, ioc->req_frames_dma, sz)); |
| 3658 | #endif |
| 3659 | |
| 3660 | for (i = 0; i < ioc->req_depth; i++) { |
| 3661 | alloc_dma += ioc->req_sz; |
| 3662 | mem += ioc->req_sz; |
| 3663 | } |
| 3664 | |
| 3665 | ioc->ChainBuffer = mem; |
| 3666 | ioc->ChainBufferDMA = alloc_dma; |
| 3667 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3668 | dinitprintk((KERN_INFO MYNAM " :%s ChainBuffers @ %p(%p)\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3669 | ioc->name, ioc->ChainBuffer, (void *)(ulong)ioc->ChainBufferDMA)); |
| 3670 | |
| 3671 | /* Initialize the free chain Q. |
| 3672 | */ |
| 3673 | |
| 3674 | INIT_LIST_HEAD(&ioc->FreeChainQ); |
| 3675 | |
| 3676 | /* Post the chain buffers to the FreeChainQ. |
| 3677 | */ |
| 3678 | mem = (u8 *)ioc->ChainBuffer; |
| 3679 | for (i=0; i < num_chain; i++) { |
| 3680 | mf = (MPT_FRAME_HDR *) mem; |
| 3681 | list_add_tail(&mf->u.frame.linkage.list, &ioc->FreeChainQ); |
| 3682 | mem += ioc->req_sz; |
| 3683 | } |
| 3684 | |
| 3685 | /* Initialize Request frames linked list |
| 3686 | */ |
| 3687 | alloc_dma = ioc->req_frames_dma; |
| 3688 | mem = (u8 *) ioc->req_frames; |
| 3689 | |
| 3690 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 3691 | INIT_LIST_HEAD(&ioc->FreeQ); |
| 3692 | for (i = 0; i < ioc->req_depth; i++) { |
| 3693 | mf = (MPT_FRAME_HDR *) mem; |
| 3694 | |
| 3695 | /* Queue REQUESTs *internally*! */ |
| 3696 | list_add_tail(&mf->u.frame.linkage.list, &ioc->FreeQ); |
| 3697 | |
| 3698 | mem += ioc->req_sz; |
| 3699 | } |
| 3700 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 3701 | |
| 3702 | sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); |
| 3703 | ioc->sense_buf_pool = |
| 3704 | pci_alloc_consistent(ioc->pcidev, sz, &ioc->sense_buf_pool_dma); |
| 3705 | if (ioc->sense_buf_pool == NULL) { |
| 3706 | printk(MYIOC_s_ERR_FMT "Unable to allocate Sense Buffers!\n", |
| 3707 | ioc->name); |
| 3708 | goto out_fail; |
| 3709 | } |
| 3710 | |
| 3711 | ioc->sense_buf_low_dma = (u32) (ioc->sense_buf_pool_dma & 0xFFFFFFFF); |
| 3712 | ioc->alloc_total += sz; |
| 3713 | dinitprintk((KERN_INFO MYNAM ": %s.SenseBuffers @ %p[%p]\n", |
| 3714 | ioc->name, ioc->sense_buf_pool, (void *)(ulong)ioc->sense_buf_pool_dma)); |
| 3715 | |
| 3716 | } |
| 3717 | |
| 3718 | /* Post Reply frames to FIFO |
| 3719 | */ |
| 3720 | alloc_dma = ioc->alloc_dma; |
| 3721 | dinitprintk((KERN_INFO MYNAM ": %s.ReplyBuffers @ %p[%p]\n", |
| 3722 | ioc->name, ioc->reply_frames, (void *)(ulong)alloc_dma)); |
| 3723 | |
| 3724 | for (i = 0; i < ioc->reply_depth; i++) { |
| 3725 | /* Write each address to the IOC! */ |
| 3726 | CHIPREG_WRITE32(&ioc->chip->ReplyFifo, alloc_dma); |
| 3727 | alloc_dma += ioc->reply_sz; |
| 3728 | } |
| 3729 | |
| 3730 | return 0; |
| 3731 | |
| 3732 | out_fail: |
| 3733 | if (ioc->alloc != NULL) { |
| 3734 | sz = ioc->alloc_sz; |
| 3735 | pci_free_consistent(ioc->pcidev, |
| 3736 | sz, |
| 3737 | ioc->alloc, ioc->alloc_dma); |
| 3738 | ioc->reply_frames = NULL; |
| 3739 | ioc->req_frames = NULL; |
| 3740 | ioc->alloc_total -= sz; |
| 3741 | } |
| 3742 | if (ioc->sense_buf_pool != NULL) { |
| 3743 | sz = (ioc->req_depth * MPT_SENSE_BUFFER_ALLOC); |
| 3744 | pci_free_consistent(ioc->pcidev, |
| 3745 | sz, |
| 3746 | ioc->sense_buf_pool, ioc->sense_buf_pool_dma); |
| 3747 | ioc->sense_buf_pool = NULL; |
| 3748 | } |
| 3749 | return -1; |
| 3750 | } |
| 3751 | |
| 3752 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3753 | /** |
| 3754 | * mpt_handshake_req_reply_wait - Send MPT request to and receive reply |
| 3755 | * from IOC via doorbell handshake method. |
| 3756 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3757 | * @reqBytes: Size of the request in bytes |
| 3758 | * @req: Pointer to MPT request frame |
| 3759 | * @replyBytes: Expected size of the reply in bytes |
| 3760 | * @u16reply: Pointer to area where reply should be written |
| 3761 | * @maxwait: Max wait time for a reply (in seconds) |
| 3762 | * @sleepFlag: Specifies whether the process can sleep |
| 3763 | * |
| 3764 | * NOTES: It is the callers responsibility to byte-swap fields in the |
| 3765 | * request which are greater than 1 byte in size. It is also the |
| 3766 | * callers responsibility to byte-swap response fields which are |
| 3767 | * greater than 1 byte in size. |
| 3768 | * |
| 3769 | * Returns 0 for success, non-zero for failure. |
| 3770 | */ |
| 3771 | static int |
| 3772 | mpt_handshake_req_reply_wait(MPT_ADAPTER *ioc, int reqBytes, u32 *req, |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3773 | int replyBytes, u16 *u16reply, int maxwait, int sleepFlag) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3774 | { |
| 3775 | MPIDefaultReply_t *mptReply; |
| 3776 | int failcnt = 0; |
| 3777 | int t; |
| 3778 | |
| 3779 | /* |
| 3780 | * Get ready to cache a handshake reply |
| 3781 | */ |
| 3782 | ioc->hs_reply_idx = 0; |
| 3783 | mptReply = (MPIDefaultReply_t *) ioc->hs_reply; |
| 3784 | mptReply->MsgLength = 0; |
| 3785 | |
| 3786 | /* |
| 3787 | * Make sure there are no doorbells (WRITE 0 to IntStatus reg), |
| 3788 | * then tell IOC that we want to handshake a request of N words. |
| 3789 | * (WRITE u32val to Doorbell reg). |
| 3790 | */ |
| 3791 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 3792 | CHIPREG_WRITE32(&ioc->chip->Doorbell, |
| 3793 | ((MPI_FUNCTION_HANDSHAKE<<MPI_DOORBELL_FUNCTION_SHIFT) | |
| 3794 | ((reqBytes/4)<<MPI_DOORBELL_ADD_DWORDS_SHIFT))); |
| 3795 | |
| 3796 | /* |
| 3797 | * Wait for IOC's doorbell handshake int |
| 3798 | */ |
| 3799 | if ((t = WaitForDoorbellInt(ioc, 5, sleepFlag)) < 0) |
| 3800 | failcnt++; |
| 3801 | |
| 3802 | dhsprintk((MYIOC_s_INFO_FMT "HandShake request start reqBytes=%d, WaitCnt=%d%s\n", |
| 3803 | ioc->name, reqBytes, t, failcnt ? " - MISSING DOORBELL HANDSHAKE!" : "")); |
| 3804 | |
| 3805 | /* Read doorbell and check for active bit */ |
| 3806 | if (!(CHIPREG_READ32(&ioc->chip->Doorbell) & MPI_DOORBELL_ACTIVE)) |
| 3807 | return -1; |
| 3808 | |
| 3809 | /* |
| 3810 | * Clear doorbell int (WRITE 0 to IntStatus reg), |
| 3811 | * then wait for IOC to ACKnowledge that it's ready for |
| 3812 | * our handshake request. |
| 3813 | */ |
| 3814 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 3815 | if (!failcnt && (t = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) |
| 3816 | failcnt++; |
| 3817 | |
| 3818 | if (!failcnt) { |
| 3819 | int ii; |
| 3820 | u8 *req_as_bytes = (u8 *) req; |
| 3821 | |
| 3822 | /* |
| 3823 | * Stuff request words via doorbell handshake, |
| 3824 | * with ACK from IOC for each. |
| 3825 | */ |
| 3826 | for (ii = 0; !failcnt && ii < reqBytes/4; ii++) { |
| 3827 | u32 word = ((req_as_bytes[(ii*4) + 0] << 0) | |
| 3828 | (req_as_bytes[(ii*4) + 1] << 8) | |
| 3829 | (req_as_bytes[(ii*4) + 2] << 16) | |
| 3830 | (req_as_bytes[(ii*4) + 3] << 24)); |
| 3831 | |
| 3832 | CHIPREG_WRITE32(&ioc->chip->Doorbell, word); |
| 3833 | if ((t = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) |
| 3834 | failcnt++; |
| 3835 | } |
| 3836 | |
| 3837 | dhsprintk((KERN_INFO MYNAM ": Handshake request frame (@%p) header\n", req)); |
| 3838 | DBG_DUMP_REQUEST_FRAME_HDR(req) |
| 3839 | |
| 3840 | dhsprintk((MYIOC_s_INFO_FMT "HandShake request post done, WaitCnt=%d%s\n", |
| 3841 | ioc->name, t, failcnt ? " - MISSING DOORBELL ACK!" : "")); |
| 3842 | |
| 3843 | /* |
| 3844 | * Wait for completion of doorbell handshake reply from the IOC |
| 3845 | */ |
| 3846 | if (!failcnt && (t = WaitForDoorbellReply(ioc, maxwait, sleepFlag)) < 0) |
| 3847 | failcnt++; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 3848 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3849 | dhsprintk((MYIOC_s_INFO_FMT "HandShake reply count=%d%s\n", |
| 3850 | ioc->name, t, failcnt ? " - MISSING DOORBELL REPLY!" : "")); |
| 3851 | |
| 3852 | /* |
| 3853 | * Copy out the cached reply... |
| 3854 | */ |
| 3855 | for (ii=0; ii < min(replyBytes/2,mptReply->MsgLength*2); ii++) |
| 3856 | u16reply[ii] = ioc->hs_reply[ii]; |
| 3857 | } else { |
| 3858 | return -99; |
| 3859 | } |
| 3860 | |
| 3861 | return -failcnt; |
| 3862 | } |
| 3863 | |
| 3864 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3865 | /* |
| 3866 | * WaitForDoorbellAck - Wait for IOC to clear the IOP_DOORBELL_STATUS bit |
| 3867 | * in it's IntStatus register. |
| 3868 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3869 | * @howlong: How long to wait (in seconds) |
| 3870 | * @sleepFlag: Specifies whether the process can sleep |
| 3871 | * |
| 3872 | * This routine waits (up to ~2 seconds max) for IOC doorbell |
| 3873 | * handshake ACKnowledge. |
| 3874 | * |
| 3875 | * Returns a negative value on failure, else wait loop count. |
| 3876 | */ |
| 3877 | static int |
| 3878 | WaitForDoorbellAck(MPT_ADAPTER *ioc, int howlong, int sleepFlag) |
| 3879 | { |
| 3880 | int cntdn; |
| 3881 | int count = 0; |
| 3882 | u32 intstat=0; |
| 3883 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 3884 | cntdn = 1000 * howlong; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3885 | |
| 3886 | if (sleepFlag == CAN_SLEEP) { |
| 3887 | while (--cntdn) { |
| 3888 | intstat = CHIPREG_READ32(&ioc->chip->IntStatus); |
| 3889 | if (! (intstat & MPI_HIS_IOP_DOORBELL_STATUS)) |
| 3890 | break; |
| 3891 | msleep_interruptible (1); |
| 3892 | count++; |
| 3893 | } |
| 3894 | } else { |
| 3895 | while (--cntdn) { |
| 3896 | intstat = CHIPREG_READ32(&ioc->chip->IntStatus); |
| 3897 | if (! (intstat & MPI_HIS_IOP_DOORBELL_STATUS)) |
| 3898 | break; |
| 3899 | mdelay (1); |
| 3900 | count++; |
| 3901 | } |
| 3902 | } |
| 3903 | |
| 3904 | if (cntdn) { |
| 3905 | dprintk((MYIOC_s_INFO_FMT "WaitForDoorbell ACK (count=%d)\n", |
| 3906 | ioc->name, count)); |
| 3907 | return count; |
| 3908 | } |
| 3909 | |
| 3910 | printk(MYIOC_s_ERR_FMT "Doorbell ACK timeout (count=%d), IntStatus=%x!\n", |
| 3911 | ioc->name, count, intstat); |
| 3912 | return -1; |
| 3913 | } |
| 3914 | |
| 3915 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3916 | /* |
| 3917 | * WaitForDoorbellInt - Wait for IOC to set the HIS_DOORBELL_INTERRUPT bit |
| 3918 | * in it's IntStatus register. |
| 3919 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3920 | * @howlong: How long to wait (in seconds) |
| 3921 | * @sleepFlag: Specifies whether the process can sleep |
| 3922 | * |
| 3923 | * This routine waits (up to ~2 seconds max) for IOC doorbell interrupt. |
| 3924 | * |
| 3925 | * Returns a negative value on failure, else wait loop count. |
| 3926 | */ |
| 3927 | static int |
| 3928 | WaitForDoorbellInt(MPT_ADAPTER *ioc, int howlong, int sleepFlag) |
| 3929 | { |
| 3930 | int cntdn; |
| 3931 | int count = 0; |
| 3932 | u32 intstat=0; |
| 3933 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 3934 | cntdn = 1000 * howlong; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3935 | if (sleepFlag == CAN_SLEEP) { |
| 3936 | while (--cntdn) { |
| 3937 | intstat = CHIPREG_READ32(&ioc->chip->IntStatus); |
| 3938 | if (intstat & MPI_HIS_DOORBELL_INTERRUPT) |
| 3939 | break; |
| 3940 | msleep_interruptible(1); |
| 3941 | count++; |
| 3942 | } |
| 3943 | } else { |
| 3944 | while (--cntdn) { |
| 3945 | intstat = CHIPREG_READ32(&ioc->chip->IntStatus); |
| 3946 | if (intstat & MPI_HIS_DOORBELL_INTERRUPT) |
| 3947 | break; |
| 3948 | mdelay(1); |
| 3949 | count++; |
| 3950 | } |
| 3951 | } |
| 3952 | |
| 3953 | if (cntdn) { |
| 3954 | dprintk((MYIOC_s_INFO_FMT "WaitForDoorbell INT (cnt=%d) howlong=%d\n", |
| 3955 | ioc->name, count, howlong)); |
| 3956 | return count; |
| 3957 | } |
| 3958 | |
| 3959 | printk(MYIOC_s_ERR_FMT "Doorbell INT timeout (count=%d), IntStatus=%x!\n", |
| 3960 | ioc->name, count, intstat); |
| 3961 | return -1; |
| 3962 | } |
| 3963 | |
| 3964 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3965 | /* |
| 3966 | * WaitForDoorbellReply - Wait for and capture a IOC handshake reply. |
| 3967 | * @ioc: Pointer to MPT_ADAPTER structure |
| 3968 | * @howlong: How long to wait (in seconds) |
| 3969 | * @sleepFlag: Specifies whether the process can sleep |
| 3970 | * |
| 3971 | * This routine polls the IOC for a handshake reply, 16 bits at a time. |
| 3972 | * Reply is cached to IOC private area large enough to hold a maximum |
| 3973 | * of 128 bytes of reply data. |
| 3974 | * |
| 3975 | * Returns a negative value on failure, else size of reply in WORDS. |
| 3976 | */ |
| 3977 | static int |
| 3978 | WaitForDoorbellReply(MPT_ADAPTER *ioc, int howlong, int sleepFlag) |
| 3979 | { |
| 3980 | int u16cnt = 0; |
| 3981 | int failcnt = 0; |
| 3982 | int t; |
| 3983 | u16 *hs_reply = ioc->hs_reply; |
| 3984 | volatile MPIDefaultReply_t *mptReply = (MPIDefaultReply_t *) ioc->hs_reply; |
| 3985 | u16 hword; |
| 3986 | |
| 3987 | hs_reply[0] = hs_reply[1] = hs_reply[7] = 0; |
| 3988 | |
| 3989 | /* |
| 3990 | * Get first two u16's so we can look at IOC's intended reply MsgLength |
| 3991 | */ |
| 3992 | u16cnt=0; |
| 3993 | if ((t = WaitForDoorbellInt(ioc, howlong, sleepFlag)) < 0) { |
| 3994 | failcnt++; |
| 3995 | } else { |
| 3996 | hs_reply[u16cnt++] = le16_to_cpu(CHIPREG_READ32(&ioc->chip->Doorbell) & 0x0000FFFF); |
| 3997 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 3998 | if ((t = WaitForDoorbellInt(ioc, 5, sleepFlag)) < 0) |
| 3999 | failcnt++; |
| 4000 | else { |
| 4001 | hs_reply[u16cnt++] = le16_to_cpu(CHIPREG_READ32(&ioc->chip->Doorbell) & 0x0000FFFF); |
| 4002 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 4003 | } |
| 4004 | } |
| 4005 | |
| 4006 | dhsprintk((MYIOC_s_INFO_FMT "WaitCnt=%d First handshake reply word=%08x%s\n", |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4007 | ioc->name, t, le32_to_cpu(*(u32 *)hs_reply), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4008 | failcnt ? " - MISSING DOORBELL HANDSHAKE!" : "")); |
| 4009 | |
| 4010 | /* |
| 4011 | * If no error (and IOC said MsgLength is > 0), piece together |
| 4012 | * reply 16 bits at a time. |
| 4013 | */ |
| 4014 | for (u16cnt=2; !failcnt && u16cnt < (2 * mptReply->MsgLength); u16cnt++) { |
| 4015 | if ((t = WaitForDoorbellInt(ioc, 5, sleepFlag)) < 0) |
| 4016 | failcnt++; |
| 4017 | hword = le16_to_cpu(CHIPREG_READ32(&ioc->chip->Doorbell) & 0x0000FFFF); |
| 4018 | /* don't overflow our IOC hs_reply[] buffer! */ |
| 4019 | if (u16cnt < sizeof(ioc->hs_reply) / sizeof(ioc->hs_reply[0])) |
| 4020 | hs_reply[u16cnt] = hword; |
| 4021 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 4022 | } |
| 4023 | |
| 4024 | if (!failcnt && (t = WaitForDoorbellInt(ioc, 5, sleepFlag)) < 0) |
| 4025 | failcnt++; |
| 4026 | CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); |
| 4027 | |
| 4028 | if (failcnt) { |
| 4029 | printk(MYIOC_s_ERR_FMT "Handshake reply failure!\n", |
| 4030 | ioc->name); |
| 4031 | return -failcnt; |
| 4032 | } |
| 4033 | #if 0 |
| 4034 | else if (u16cnt != (2 * mptReply->MsgLength)) { |
| 4035 | return -101; |
| 4036 | } |
| 4037 | else if ((mptReply->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { |
| 4038 | return -102; |
| 4039 | } |
| 4040 | #endif |
| 4041 | |
| 4042 | dhsprintk((MYIOC_s_INFO_FMT "Got Handshake reply:\n", ioc->name)); |
| 4043 | DBG_DUMP_REPLY_FRAME(mptReply) |
| 4044 | |
| 4045 | dhsprintk((MYIOC_s_INFO_FMT "WaitForDoorbell REPLY WaitCnt=%d (sz=%d)\n", |
| 4046 | ioc->name, t, u16cnt/2)); |
| 4047 | return u16cnt/2; |
| 4048 | } |
| 4049 | |
| 4050 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4051 | /* |
| 4052 | * GetLanConfigPages - Fetch LANConfig pages. |
| 4053 | * @ioc: Pointer to MPT_ADAPTER structure |
| 4054 | * |
| 4055 | * Return: 0 for success |
| 4056 | * -ENOMEM if no memory available |
| 4057 | * -EPERM if not allowed due to ISR context |
| 4058 | * -EAGAIN if no msg frames currently available |
| 4059 | * -EFAULT for non-successful reply or no reply (timeout) |
| 4060 | */ |
| 4061 | static int |
| 4062 | GetLanConfigPages(MPT_ADAPTER *ioc) |
| 4063 | { |
| 4064 | ConfigPageHeader_t hdr; |
| 4065 | CONFIGPARMS cfg; |
| 4066 | LANPage0_t *ppage0_alloc; |
| 4067 | dma_addr_t page0_dma; |
| 4068 | LANPage1_t *ppage1_alloc; |
| 4069 | dma_addr_t page1_dma; |
| 4070 | int rc = 0; |
| 4071 | int data_sz; |
| 4072 | int copy_sz; |
| 4073 | |
| 4074 | /* Get LAN Page 0 header */ |
| 4075 | hdr.PageVersion = 0; |
| 4076 | hdr.PageLength = 0; |
| 4077 | hdr.PageNumber = 0; |
| 4078 | hdr.PageType = MPI_CONFIG_PAGETYPE_LAN; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4079 | cfg.cfghdr.hdr = &hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4080 | cfg.physAddr = -1; |
| 4081 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4082 | cfg.dir = 0; |
| 4083 | cfg.pageAddr = 0; |
| 4084 | cfg.timeout = 0; |
| 4085 | |
| 4086 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 4087 | return rc; |
| 4088 | |
| 4089 | if (hdr.PageLength > 0) { |
| 4090 | data_sz = hdr.PageLength * 4; |
| 4091 | ppage0_alloc = (LANPage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page0_dma); |
| 4092 | rc = -ENOMEM; |
| 4093 | if (ppage0_alloc) { |
| 4094 | memset((u8 *)ppage0_alloc, 0, data_sz); |
| 4095 | cfg.physAddr = page0_dma; |
| 4096 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4097 | |
| 4098 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 4099 | /* save the data */ |
| 4100 | copy_sz = min_t(int, sizeof(LANPage0_t), data_sz); |
| 4101 | memcpy(&ioc->lan_cnfg_page0, ppage0_alloc, copy_sz); |
| 4102 | |
| 4103 | } |
| 4104 | |
| 4105 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage0_alloc, page0_dma); |
| 4106 | |
| 4107 | /* FIXME! |
| 4108 | * Normalize endianness of structure data, |
| 4109 | * by byte-swapping all > 1 byte fields! |
| 4110 | */ |
| 4111 | |
| 4112 | } |
| 4113 | |
| 4114 | if (rc) |
| 4115 | return rc; |
| 4116 | } |
| 4117 | |
| 4118 | /* Get LAN Page 1 header */ |
| 4119 | hdr.PageVersion = 0; |
| 4120 | hdr.PageLength = 0; |
| 4121 | hdr.PageNumber = 1; |
| 4122 | hdr.PageType = MPI_CONFIG_PAGETYPE_LAN; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4123 | cfg.cfghdr.hdr = &hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4124 | cfg.physAddr = -1; |
| 4125 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4126 | cfg.dir = 0; |
| 4127 | cfg.pageAddr = 0; |
| 4128 | |
| 4129 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 4130 | return rc; |
| 4131 | |
| 4132 | if (hdr.PageLength == 0) |
| 4133 | return 0; |
| 4134 | |
| 4135 | data_sz = hdr.PageLength * 4; |
| 4136 | rc = -ENOMEM; |
| 4137 | ppage1_alloc = (LANPage1_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page1_dma); |
| 4138 | if (ppage1_alloc) { |
| 4139 | memset((u8 *)ppage1_alloc, 0, data_sz); |
| 4140 | cfg.physAddr = page1_dma; |
| 4141 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4142 | |
| 4143 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 4144 | /* save the data */ |
| 4145 | copy_sz = min_t(int, sizeof(LANPage1_t), data_sz); |
| 4146 | memcpy(&ioc->lan_cnfg_page1, ppage1_alloc, copy_sz); |
| 4147 | } |
| 4148 | |
| 4149 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage1_alloc, page1_dma); |
| 4150 | |
| 4151 | /* FIXME! |
| 4152 | * Normalize endianness of structure data, |
| 4153 | * by byte-swapping all > 1 byte fields! |
| 4154 | */ |
| 4155 | |
| 4156 | } |
| 4157 | |
| 4158 | return rc; |
| 4159 | } |
| 4160 | |
| 4161 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4162 | /* |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 4163 | * mptbase_GetFcPortPage0 - Fetch FCPort config Page0. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4164 | * @ioc: Pointer to MPT_ADAPTER structure |
| 4165 | * @portnum: IOC Port number |
| 4166 | * |
| 4167 | * Return: 0 for success |
| 4168 | * -ENOMEM if no memory available |
| 4169 | * -EPERM if not allowed due to ISR context |
| 4170 | * -EAGAIN if no msg frames currently available |
| 4171 | * -EFAULT for non-successful reply or no reply (timeout) |
| 4172 | */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 4173 | int |
| 4174 | mptbase_GetFcPortPage0(MPT_ADAPTER *ioc, int portnum) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4175 | { |
| 4176 | ConfigPageHeader_t hdr; |
| 4177 | CONFIGPARMS cfg; |
| 4178 | FCPortPage0_t *ppage0_alloc; |
| 4179 | FCPortPage0_t *pp0dest; |
| 4180 | dma_addr_t page0_dma; |
| 4181 | int data_sz; |
| 4182 | int copy_sz; |
| 4183 | int rc; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 4184 | int count = 400; |
| 4185 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4186 | |
| 4187 | /* Get FCPort Page 0 header */ |
| 4188 | hdr.PageVersion = 0; |
| 4189 | hdr.PageLength = 0; |
| 4190 | hdr.PageNumber = 0; |
| 4191 | hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4192 | cfg.cfghdr.hdr = &hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4193 | cfg.physAddr = -1; |
| 4194 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4195 | cfg.dir = 0; |
| 4196 | cfg.pageAddr = portnum; |
| 4197 | cfg.timeout = 0; |
| 4198 | |
| 4199 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 4200 | return rc; |
| 4201 | |
| 4202 | if (hdr.PageLength == 0) |
| 4203 | return 0; |
| 4204 | |
| 4205 | data_sz = hdr.PageLength * 4; |
| 4206 | rc = -ENOMEM; |
| 4207 | ppage0_alloc = (FCPortPage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page0_dma); |
| 4208 | if (ppage0_alloc) { |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 4209 | |
| 4210 | try_again: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4211 | memset((u8 *)ppage0_alloc, 0, data_sz); |
| 4212 | cfg.physAddr = page0_dma; |
| 4213 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4214 | |
| 4215 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 4216 | /* save the data */ |
| 4217 | pp0dest = &ioc->fc_port_page0[portnum]; |
| 4218 | copy_sz = min_t(int, sizeof(FCPortPage0_t), data_sz); |
| 4219 | memcpy(pp0dest, ppage0_alloc, copy_sz); |
| 4220 | |
| 4221 | /* |
| 4222 | * Normalize endianness of structure data, |
| 4223 | * by byte-swapping all > 1 byte fields! |
| 4224 | */ |
| 4225 | pp0dest->Flags = le32_to_cpu(pp0dest->Flags); |
| 4226 | pp0dest->PortIdentifier = le32_to_cpu(pp0dest->PortIdentifier); |
| 4227 | pp0dest->WWNN.Low = le32_to_cpu(pp0dest->WWNN.Low); |
| 4228 | pp0dest->WWNN.High = le32_to_cpu(pp0dest->WWNN.High); |
| 4229 | pp0dest->WWPN.Low = le32_to_cpu(pp0dest->WWPN.Low); |
| 4230 | pp0dest->WWPN.High = le32_to_cpu(pp0dest->WWPN.High); |
| 4231 | pp0dest->SupportedServiceClass = le32_to_cpu(pp0dest->SupportedServiceClass); |
| 4232 | pp0dest->SupportedSpeeds = le32_to_cpu(pp0dest->SupportedSpeeds); |
| 4233 | pp0dest->CurrentSpeed = le32_to_cpu(pp0dest->CurrentSpeed); |
| 4234 | pp0dest->MaxFrameSize = le32_to_cpu(pp0dest->MaxFrameSize); |
| 4235 | pp0dest->FabricWWNN.Low = le32_to_cpu(pp0dest->FabricWWNN.Low); |
| 4236 | pp0dest->FabricWWNN.High = le32_to_cpu(pp0dest->FabricWWNN.High); |
| 4237 | pp0dest->FabricWWPN.Low = le32_to_cpu(pp0dest->FabricWWPN.Low); |
| 4238 | pp0dest->FabricWWPN.High = le32_to_cpu(pp0dest->FabricWWPN.High); |
| 4239 | pp0dest->DiscoveredPortsCount = le32_to_cpu(pp0dest->DiscoveredPortsCount); |
| 4240 | pp0dest->MaxInitiators = le32_to_cpu(pp0dest->MaxInitiators); |
| 4241 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 4242 | /* |
| 4243 | * if still doing discovery, |
| 4244 | * hang loose a while until finished |
| 4245 | */ |
| 4246 | if (pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_UNKNOWN) { |
| 4247 | if (count-- > 0) { |
| 4248 | msleep_interruptible(100); |
| 4249 | goto try_again; |
| 4250 | } |
| 4251 | printk(MYIOC_s_INFO_FMT "Firmware discovery not" |
| 4252 | " complete.\n", |
| 4253 | ioc->name); |
| 4254 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4255 | } |
| 4256 | |
| 4257 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage0_alloc, page0_dma); |
| 4258 | } |
| 4259 | |
| 4260 | return rc; |
| 4261 | } |
| 4262 | |
| 4263 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4264 | /* |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 4265 | * mptbase_sas_persist_operation - Perform operation on SAS Persitent Table |
| 4266 | * @ioc: Pointer to MPT_ADAPTER structure |
| 4267 | * @sas_address: 64bit SAS Address for operation. |
| 4268 | * @target_id: specified target for operation |
| 4269 | * @bus: specified bus for operation |
| 4270 | * @persist_opcode: see below |
| 4271 | * |
| 4272 | * MPI_SAS_OP_CLEAR_NOT_PRESENT - Free all persist TargetID mappings for |
| 4273 | * devices not currently present. |
| 4274 | * MPI_SAS_OP_CLEAR_ALL_PERSISTENT - Clear al persist TargetID mappings |
| 4275 | * |
| 4276 | * NOTE: Don't use not this function during interrupt time. |
| 4277 | * |
| 4278 | * Returns: 0 for success, non-zero error |
| 4279 | */ |
| 4280 | |
| 4281 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4282 | int |
| 4283 | mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode) |
| 4284 | { |
| 4285 | SasIoUnitControlRequest_t *sasIoUnitCntrReq; |
| 4286 | SasIoUnitControlReply_t *sasIoUnitCntrReply; |
| 4287 | MPT_FRAME_HDR *mf = NULL; |
| 4288 | MPIHeader_t *mpi_hdr; |
| 4289 | |
| 4290 | |
| 4291 | /* insure garbage is not sent to fw */ |
| 4292 | switch(persist_opcode) { |
| 4293 | |
| 4294 | case MPI_SAS_OP_CLEAR_NOT_PRESENT: |
| 4295 | case MPI_SAS_OP_CLEAR_ALL_PERSISTENT: |
| 4296 | break; |
| 4297 | |
| 4298 | default: |
| 4299 | return -1; |
| 4300 | break; |
| 4301 | } |
| 4302 | |
| 4303 | printk("%s: persist_opcode=%x\n",__FUNCTION__, persist_opcode); |
| 4304 | |
| 4305 | /* Get a MF for this command. |
| 4306 | */ |
| 4307 | if ((mf = mpt_get_msg_frame(mpt_base_index, ioc)) == NULL) { |
| 4308 | printk("%s: no msg frames!\n",__FUNCTION__); |
| 4309 | return -1; |
| 4310 | } |
| 4311 | |
| 4312 | mpi_hdr = (MPIHeader_t *) mf; |
| 4313 | sasIoUnitCntrReq = (SasIoUnitControlRequest_t *)mf; |
| 4314 | memset(sasIoUnitCntrReq,0,sizeof(SasIoUnitControlRequest_t)); |
| 4315 | sasIoUnitCntrReq->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 4316 | sasIoUnitCntrReq->MsgContext = mpi_hdr->MsgContext; |
| 4317 | sasIoUnitCntrReq->Operation = persist_opcode; |
| 4318 | |
| 4319 | init_timer(&ioc->persist_timer); |
| 4320 | ioc->persist_timer.data = (unsigned long) ioc; |
| 4321 | ioc->persist_timer.function = mpt_timer_expired; |
| 4322 | ioc->persist_timer.expires = jiffies + HZ*10 /* 10 sec */; |
| 4323 | ioc->persist_wait_done=0; |
| 4324 | add_timer(&ioc->persist_timer); |
| 4325 | mpt_put_msg_frame(mpt_base_index, ioc, mf); |
| 4326 | wait_event(mpt_waitq, ioc->persist_wait_done); |
| 4327 | |
| 4328 | sasIoUnitCntrReply = |
| 4329 | (SasIoUnitControlReply_t *)ioc->persist_reply_frame; |
| 4330 | if (le16_to_cpu(sasIoUnitCntrReply->IOCStatus) != MPI_IOCSTATUS_SUCCESS) { |
| 4331 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", |
| 4332 | __FUNCTION__, |
| 4333 | sasIoUnitCntrReply->IOCStatus, |
| 4334 | sasIoUnitCntrReply->IOCLogInfo); |
| 4335 | return -1; |
| 4336 | } |
| 4337 | |
| 4338 | printk("%s: success\n",__FUNCTION__); |
| 4339 | return 0; |
| 4340 | } |
| 4341 | |
| 4342 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Moore, Eric | ece5091 | 2006-01-16 18:53:19 -0700 | [diff] [blame] | 4343 | |
| 4344 | static void |
| 4345 | mptbase_raid_process_event_data(MPT_ADAPTER *ioc, |
| 4346 | MpiEventDataRaid_t * pRaidEventData) |
| 4347 | { |
| 4348 | int volume; |
| 4349 | int reason; |
| 4350 | int disk; |
| 4351 | int status; |
| 4352 | int flags; |
| 4353 | int state; |
| 4354 | |
| 4355 | volume = pRaidEventData->VolumeID; |
| 4356 | reason = pRaidEventData->ReasonCode; |
| 4357 | disk = pRaidEventData->PhysDiskNum; |
| 4358 | status = le32_to_cpu(pRaidEventData->SettingsStatus); |
| 4359 | flags = (status >> 0) & 0xff; |
| 4360 | state = (status >> 8) & 0xff; |
| 4361 | |
| 4362 | if (reason == MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) { |
| 4363 | return; |
| 4364 | } |
| 4365 | |
| 4366 | if ((reason >= MPI_EVENT_RAID_RC_PHYSDISK_CREATED && |
| 4367 | reason <= MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED) || |
| 4368 | (reason == MPI_EVENT_RAID_RC_SMART_DATA)) { |
| 4369 | printk(MYIOC_s_INFO_FMT "RAID STATUS CHANGE for PhysDisk %d\n", |
| 4370 | ioc->name, disk); |
| 4371 | } else { |
| 4372 | printk(MYIOC_s_INFO_FMT "RAID STATUS CHANGE for VolumeID %d\n", |
| 4373 | ioc->name, volume); |
| 4374 | } |
| 4375 | |
| 4376 | switch(reason) { |
| 4377 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: |
| 4378 | printk(MYIOC_s_INFO_FMT " volume has been created\n", |
| 4379 | ioc->name); |
| 4380 | break; |
| 4381 | |
| 4382 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
| 4383 | |
| 4384 | printk(MYIOC_s_INFO_FMT " volume has been deleted\n", |
| 4385 | ioc->name); |
| 4386 | break; |
| 4387 | |
| 4388 | case MPI_EVENT_RAID_RC_VOLUME_SETTINGS_CHANGED: |
| 4389 | printk(MYIOC_s_INFO_FMT " volume settings have been changed\n", |
| 4390 | ioc->name); |
| 4391 | break; |
| 4392 | |
| 4393 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: |
| 4394 | printk(MYIOC_s_INFO_FMT " volume is now %s%s%s%s\n", |
| 4395 | ioc->name, |
| 4396 | state == MPI_RAIDVOL0_STATUS_STATE_OPTIMAL |
| 4397 | ? "optimal" |
| 4398 | : state == MPI_RAIDVOL0_STATUS_STATE_DEGRADED |
| 4399 | ? "degraded" |
| 4400 | : state == MPI_RAIDVOL0_STATUS_STATE_FAILED |
| 4401 | ? "failed" |
| 4402 | : "state unknown", |
| 4403 | flags & MPI_RAIDVOL0_STATUS_FLAG_ENABLED |
| 4404 | ? ", enabled" : "", |
| 4405 | flags & MPI_RAIDVOL0_STATUS_FLAG_QUIESCED |
| 4406 | ? ", quiesced" : "", |
| 4407 | flags & MPI_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS |
| 4408 | ? ", resync in progress" : "" ); |
| 4409 | break; |
| 4410 | |
| 4411 | case MPI_EVENT_RAID_RC_VOLUME_PHYSDISK_CHANGED: |
| 4412 | printk(MYIOC_s_INFO_FMT " volume membership of PhysDisk %d has changed\n", |
| 4413 | ioc->name, disk); |
| 4414 | break; |
| 4415 | |
| 4416 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: |
| 4417 | printk(MYIOC_s_INFO_FMT " PhysDisk has been created\n", |
| 4418 | ioc->name); |
| 4419 | break; |
| 4420 | |
| 4421 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: |
| 4422 | printk(MYIOC_s_INFO_FMT " PhysDisk has been deleted\n", |
| 4423 | ioc->name); |
| 4424 | break; |
| 4425 | |
| 4426 | case MPI_EVENT_RAID_RC_PHYSDISK_SETTINGS_CHANGED: |
| 4427 | printk(MYIOC_s_INFO_FMT " PhysDisk settings have been changed\n", |
| 4428 | ioc->name); |
| 4429 | break; |
| 4430 | |
| 4431 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
| 4432 | printk(MYIOC_s_INFO_FMT " PhysDisk is now %s%s%s\n", |
| 4433 | ioc->name, |
| 4434 | state == MPI_PHYSDISK0_STATUS_ONLINE |
| 4435 | ? "online" |
| 4436 | : state == MPI_PHYSDISK0_STATUS_MISSING |
| 4437 | ? "missing" |
| 4438 | : state == MPI_PHYSDISK0_STATUS_NOT_COMPATIBLE |
| 4439 | ? "not compatible" |
| 4440 | : state == MPI_PHYSDISK0_STATUS_FAILED |
| 4441 | ? "failed" |
| 4442 | : state == MPI_PHYSDISK0_STATUS_INITIALIZING |
| 4443 | ? "initializing" |
| 4444 | : state == MPI_PHYSDISK0_STATUS_OFFLINE_REQUESTED |
| 4445 | ? "offline requested" |
| 4446 | : state == MPI_PHYSDISK0_STATUS_FAILED_REQUESTED |
| 4447 | ? "failed requested" |
| 4448 | : state == MPI_PHYSDISK0_STATUS_OTHER_OFFLINE |
| 4449 | ? "offline" |
| 4450 | : "state unknown", |
| 4451 | flags & MPI_PHYSDISK0_STATUS_FLAG_OUT_OF_SYNC |
| 4452 | ? ", out of sync" : "", |
| 4453 | flags & MPI_PHYSDISK0_STATUS_FLAG_QUIESCED |
| 4454 | ? ", quiesced" : "" ); |
| 4455 | break; |
| 4456 | |
| 4457 | case MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED: |
| 4458 | printk(MYIOC_s_INFO_FMT " Domain Validation needed for PhysDisk %d\n", |
| 4459 | ioc->name, disk); |
| 4460 | break; |
| 4461 | |
| 4462 | case MPI_EVENT_RAID_RC_SMART_DATA: |
| 4463 | printk(MYIOC_s_INFO_FMT " SMART data received, ASC/ASCQ = %02xh/%02xh\n", |
| 4464 | ioc->name, pRaidEventData->ASC, pRaidEventData->ASCQ); |
| 4465 | break; |
| 4466 | |
| 4467 | case MPI_EVENT_RAID_RC_REPLACE_ACTION_STARTED: |
| 4468 | printk(MYIOC_s_INFO_FMT " replacement of PhysDisk %d has started\n", |
| 4469 | ioc->name, disk); |
| 4470 | break; |
| 4471 | } |
| 4472 | } |
| 4473 | |
| 4474 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 4475 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4476 | * GetIoUnitPage2 - Retrieve BIOS version and boot order information. |
| 4477 | * @ioc: Pointer to MPT_ADAPTER structure |
| 4478 | * |
| 4479 | * Returns: 0 for success |
| 4480 | * -ENOMEM if no memory available |
| 4481 | * -EPERM if not allowed due to ISR context |
| 4482 | * -EAGAIN if no msg frames currently available |
| 4483 | * -EFAULT for non-successful reply or no reply (timeout) |
| 4484 | */ |
| 4485 | static int |
| 4486 | GetIoUnitPage2(MPT_ADAPTER *ioc) |
| 4487 | { |
| 4488 | ConfigPageHeader_t hdr; |
| 4489 | CONFIGPARMS cfg; |
| 4490 | IOUnitPage2_t *ppage_alloc; |
| 4491 | dma_addr_t page_dma; |
| 4492 | int data_sz; |
| 4493 | int rc; |
| 4494 | |
| 4495 | /* Get the page header */ |
| 4496 | hdr.PageVersion = 0; |
| 4497 | hdr.PageLength = 0; |
| 4498 | hdr.PageNumber = 2; |
| 4499 | hdr.PageType = MPI_CONFIG_PAGETYPE_IO_UNIT; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4500 | cfg.cfghdr.hdr = &hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4501 | cfg.physAddr = -1; |
| 4502 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4503 | cfg.dir = 0; |
| 4504 | cfg.pageAddr = 0; |
| 4505 | cfg.timeout = 0; |
| 4506 | |
| 4507 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 4508 | return rc; |
| 4509 | |
| 4510 | if (hdr.PageLength == 0) |
| 4511 | return 0; |
| 4512 | |
| 4513 | /* Read the config page */ |
| 4514 | data_sz = hdr.PageLength * 4; |
| 4515 | rc = -ENOMEM; |
| 4516 | ppage_alloc = (IOUnitPage2_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page_dma); |
| 4517 | if (ppage_alloc) { |
| 4518 | memset((u8 *)ppage_alloc, 0, data_sz); |
| 4519 | cfg.physAddr = page_dma; |
| 4520 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4521 | |
| 4522 | /* If Good, save data */ |
| 4523 | if ((rc = mpt_config(ioc, &cfg)) == 0) |
| 4524 | ioc->biosVersion = le32_to_cpu(ppage_alloc->BiosVersion); |
| 4525 | |
| 4526 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage_alloc, page_dma); |
| 4527 | } |
| 4528 | |
| 4529 | return rc; |
| 4530 | } |
| 4531 | |
| 4532 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4533 | /* mpt_GetScsiPortSettings - read SCSI Port Page 0 and 2 |
| 4534 | * @ioc: Pointer to a Adapter Strucutre |
| 4535 | * @portnum: IOC port number |
| 4536 | * |
| 4537 | * Return: -EFAULT if read of config page header fails |
| 4538 | * or if no nvram |
| 4539 | * If read of SCSI Port Page 0 fails, |
| 4540 | * NVRAM = MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) |
| 4541 | * Adapter settings: async, narrow |
| 4542 | * Return 1 |
| 4543 | * If read of SCSI Port Page 2 fails, |
| 4544 | * Adapter settings valid |
| 4545 | * NVRAM = MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) |
| 4546 | * Return 1 |
| 4547 | * Else |
| 4548 | * Both valid |
| 4549 | * Return 0 |
| 4550 | * CHECK - what type of locking mechanisms should be used???? |
| 4551 | */ |
| 4552 | static int |
| 4553 | mpt_GetScsiPortSettings(MPT_ADAPTER *ioc, int portnum) |
| 4554 | { |
| 4555 | u8 *pbuf; |
| 4556 | dma_addr_t buf_dma; |
| 4557 | CONFIGPARMS cfg; |
| 4558 | ConfigPageHeader_t header; |
| 4559 | int ii; |
| 4560 | int data, rc = 0; |
| 4561 | |
| 4562 | /* Allocate memory |
| 4563 | */ |
| 4564 | if (!ioc->spi_data.nvram) { |
| 4565 | int sz; |
| 4566 | u8 *mem; |
| 4567 | sz = MPT_MAX_SCSI_DEVICES * sizeof(int); |
| 4568 | mem = kmalloc(sz, GFP_ATOMIC); |
| 4569 | if (mem == NULL) |
| 4570 | return -EFAULT; |
| 4571 | |
| 4572 | ioc->spi_data.nvram = (int *) mem; |
| 4573 | |
| 4574 | dprintk((MYIOC_s_INFO_FMT "SCSI device NVRAM settings @ %p, sz=%d\n", |
| 4575 | ioc->name, ioc->spi_data.nvram, sz)); |
| 4576 | } |
| 4577 | |
| 4578 | /* Invalidate NVRAM information |
| 4579 | */ |
| 4580 | for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { |
| 4581 | ioc->spi_data.nvram[ii] = MPT_HOST_NVRAM_INVALID; |
| 4582 | } |
| 4583 | |
| 4584 | /* Read SPP0 header, allocate memory, then read page. |
| 4585 | */ |
| 4586 | header.PageVersion = 0; |
| 4587 | header.PageLength = 0; |
| 4588 | header.PageNumber = 0; |
| 4589 | header.PageType = MPI_CONFIG_PAGETYPE_SCSI_PORT; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4590 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4591 | cfg.physAddr = -1; |
| 4592 | cfg.pageAddr = portnum; |
| 4593 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4594 | cfg.dir = 0; |
| 4595 | cfg.timeout = 0; /* use default */ |
| 4596 | if (mpt_config(ioc, &cfg) != 0) |
| 4597 | return -EFAULT; |
| 4598 | |
| 4599 | if (header.PageLength > 0) { |
| 4600 | pbuf = pci_alloc_consistent(ioc->pcidev, header.PageLength * 4, &buf_dma); |
| 4601 | if (pbuf) { |
| 4602 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4603 | cfg.physAddr = buf_dma; |
| 4604 | if (mpt_config(ioc, &cfg) != 0) { |
| 4605 | ioc->spi_data.maxBusWidth = MPT_NARROW; |
| 4606 | ioc->spi_data.maxSyncOffset = 0; |
| 4607 | ioc->spi_data.minSyncFactor = MPT_ASYNC; |
| 4608 | ioc->spi_data.busType = MPT_HOST_BUS_UNKNOWN; |
| 4609 | rc = 1; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4610 | ddvprintk((MYIOC_s_INFO_FMT "Unable to read PortPage0 minSyncFactor=%x\n", |
| 4611 | ioc->name, ioc->spi_data.minSyncFactor)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4612 | } else { |
| 4613 | /* Save the Port Page 0 data |
| 4614 | */ |
| 4615 | SCSIPortPage0_t *pPP0 = (SCSIPortPage0_t *) pbuf; |
| 4616 | pPP0->Capabilities = le32_to_cpu(pPP0->Capabilities); |
| 4617 | pPP0->PhysicalInterface = le32_to_cpu(pPP0->PhysicalInterface); |
| 4618 | |
| 4619 | if ( (pPP0->Capabilities & MPI_SCSIPORTPAGE0_CAP_QAS) == 0 ) { |
| 4620 | ioc->spi_data.noQas |= MPT_TARGET_NO_NEGO_QAS; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4621 | ddvprintk((KERN_INFO MYNAM " :%s noQas due to Capabilities=%x\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4622 | ioc->name, pPP0->Capabilities)); |
| 4623 | } |
| 4624 | ioc->spi_data.maxBusWidth = pPP0->Capabilities & MPI_SCSIPORTPAGE0_CAP_WIDE ? 1 : 0; |
| 4625 | data = pPP0->Capabilities & MPI_SCSIPORTPAGE0_CAP_MAX_SYNC_OFFSET_MASK; |
| 4626 | if (data) { |
| 4627 | ioc->spi_data.maxSyncOffset = (u8) (data >> 16); |
| 4628 | data = pPP0->Capabilities & MPI_SCSIPORTPAGE0_CAP_MIN_SYNC_PERIOD_MASK; |
| 4629 | ioc->spi_data.minSyncFactor = (u8) (data >> 8); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4630 | ddvprintk((MYIOC_s_INFO_FMT "PortPage0 minSyncFactor=%x\n", |
| 4631 | ioc->name, ioc->spi_data.minSyncFactor)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4632 | } else { |
| 4633 | ioc->spi_data.maxSyncOffset = 0; |
| 4634 | ioc->spi_data.minSyncFactor = MPT_ASYNC; |
| 4635 | } |
| 4636 | |
| 4637 | ioc->spi_data.busType = pPP0->PhysicalInterface & MPI_SCSIPORTPAGE0_PHY_SIGNAL_TYPE_MASK; |
| 4638 | |
| 4639 | /* Update the minSyncFactor based on bus type. |
| 4640 | */ |
| 4641 | if ((ioc->spi_data.busType == MPI_SCSIPORTPAGE0_PHY_SIGNAL_HVD) || |
| 4642 | (ioc->spi_data.busType == MPI_SCSIPORTPAGE0_PHY_SIGNAL_SE)) { |
| 4643 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4644 | if (ioc->spi_data.minSyncFactor < MPT_ULTRA) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4645 | ioc->spi_data.minSyncFactor = MPT_ULTRA; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 4646 | ddvprintk((MYIOC_s_INFO_FMT "HVD or SE detected, minSyncFactor=%x\n", |
| 4647 | ioc->name, ioc->spi_data.minSyncFactor)); |
| 4648 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4649 | } |
| 4650 | } |
| 4651 | if (pbuf) { |
| 4652 | pci_free_consistent(ioc->pcidev, header.PageLength * 4, pbuf, buf_dma); |
| 4653 | } |
| 4654 | } |
| 4655 | } |
| 4656 | |
| 4657 | /* SCSI Port Page 2 - Read the header then the page. |
| 4658 | */ |
| 4659 | header.PageVersion = 0; |
| 4660 | header.PageLength = 0; |
| 4661 | header.PageNumber = 2; |
| 4662 | header.PageType = MPI_CONFIG_PAGETYPE_SCSI_PORT; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4663 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4664 | cfg.physAddr = -1; |
| 4665 | cfg.pageAddr = portnum; |
| 4666 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4667 | cfg.dir = 0; |
| 4668 | if (mpt_config(ioc, &cfg) != 0) |
| 4669 | return -EFAULT; |
| 4670 | |
| 4671 | if (header.PageLength > 0) { |
| 4672 | /* Allocate memory and read SCSI Port Page 2 |
| 4673 | */ |
| 4674 | pbuf = pci_alloc_consistent(ioc->pcidev, header.PageLength * 4, &buf_dma); |
| 4675 | if (pbuf) { |
| 4676 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_NVRAM; |
| 4677 | cfg.physAddr = buf_dma; |
| 4678 | if (mpt_config(ioc, &cfg) != 0) { |
| 4679 | /* Nvram data is left with INVALID mark |
| 4680 | */ |
| 4681 | rc = 1; |
| 4682 | } else { |
| 4683 | SCSIPortPage2_t *pPP2 = (SCSIPortPage2_t *) pbuf; |
| 4684 | MpiDeviceInfo_t *pdevice = NULL; |
| 4685 | |
Moore, Eric | d8e925d | 2006-01-16 18:53:06 -0700 | [diff] [blame] | 4686 | /* |
| 4687 | * Save "Set to Avoid SCSI Bus Resets" flag |
| 4688 | */ |
| 4689 | ioc->spi_data.bus_reset = |
| 4690 | (le32_to_cpu(pPP2->PortFlags) & |
| 4691 | MPI_SCSIPORTPAGE2_PORT_FLAGS_AVOID_SCSI_RESET) ? |
| 4692 | 0 : 1 ; |
| 4693 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4694 | /* Save the Port Page 2 data |
| 4695 | * (reformat into a 32bit quantity) |
| 4696 | */ |
| 4697 | data = le32_to_cpu(pPP2->PortFlags) & MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK; |
| 4698 | ioc->spi_data.PortFlags = data; |
| 4699 | for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { |
| 4700 | pdevice = &pPP2->DeviceSettings[ii]; |
| 4701 | data = (le16_to_cpu(pdevice->DeviceFlags) << 16) | |
| 4702 | (pdevice->SyncFactor << 8) | pdevice->Timeout; |
| 4703 | ioc->spi_data.nvram[ii] = data; |
| 4704 | } |
| 4705 | } |
| 4706 | |
| 4707 | pci_free_consistent(ioc->pcidev, header.PageLength * 4, pbuf, buf_dma); |
| 4708 | } |
| 4709 | } |
| 4710 | |
| 4711 | /* Update Adapter limits with those from NVRAM |
| 4712 | * Comment: Don't need to do this. Target performance |
| 4713 | * parameters will never exceed the adapters limits. |
| 4714 | */ |
| 4715 | |
| 4716 | return rc; |
| 4717 | } |
| 4718 | |
| 4719 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4720 | /* mpt_readScsiDevicePageHeaders - save version and length of SDP1 |
| 4721 | * @ioc: Pointer to a Adapter Strucutre |
| 4722 | * @portnum: IOC port number |
| 4723 | * |
| 4724 | * Return: -EFAULT if read of config page header fails |
| 4725 | * or 0 if success. |
| 4726 | */ |
| 4727 | static int |
| 4728 | mpt_readScsiDevicePageHeaders(MPT_ADAPTER *ioc, int portnum) |
| 4729 | { |
| 4730 | CONFIGPARMS cfg; |
| 4731 | ConfigPageHeader_t header; |
| 4732 | |
| 4733 | /* Read the SCSI Device Page 1 header |
| 4734 | */ |
| 4735 | header.PageVersion = 0; |
| 4736 | header.PageLength = 0; |
| 4737 | header.PageNumber = 1; |
| 4738 | header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4739 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4740 | cfg.physAddr = -1; |
| 4741 | cfg.pageAddr = portnum; |
| 4742 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4743 | cfg.dir = 0; |
| 4744 | cfg.timeout = 0; |
| 4745 | if (mpt_config(ioc, &cfg) != 0) |
| 4746 | return -EFAULT; |
| 4747 | |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4748 | ioc->spi_data.sdp1version = cfg.cfghdr.hdr->PageVersion; |
| 4749 | ioc->spi_data.sdp1length = cfg.cfghdr.hdr->PageLength; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4750 | |
| 4751 | header.PageVersion = 0; |
| 4752 | header.PageLength = 0; |
| 4753 | header.PageNumber = 0; |
| 4754 | header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; |
| 4755 | if (mpt_config(ioc, &cfg) != 0) |
| 4756 | return -EFAULT; |
| 4757 | |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4758 | ioc->spi_data.sdp0version = cfg.cfghdr.hdr->PageVersion; |
| 4759 | ioc->spi_data.sdp0length = cfg.cfghdr.hdr->PageLength; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4760 | |
| 4761 | dcprintk((MYIOC_s_INFO_FMT "Headers: 0: version %d length %d\n", |
| 4762 | ioc->name, ioc->spi_data.sdp0version, ioc->spi_data.sdp0length)); |
| 4763 | |
| 4764 | dcprintk((MYIOC_s_INFO_FMT "Headers: 1: version %d length %d\n", |
| 4765 | ioc->name, ioc->spi_data.sdp1version, ioc->spi_data.sdp1length)); |
| 4766 | return 0; |
| 4767 | } |
| 4768 | |
| 4769 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 4770 | /** |
| 4771 | * mpt_findImVolumes - Identify IDs of hidden disks and RAID Volumes |
| 4772 | * @ioc: Pointer to a Adapter Strucutre |
| 4773 | * @portnum: IOC port number |
| 4774 | * |
| 4775 | * Return: |
| 4776 | * 0 on success |
| 4777 | * -EFAULT if read of config page header fails or data pointer not NULL |
| 4778 | * -ENOMEM if pci_alloc failed |
| 4779 | */ |
| 4780 | int |
| 4781 | mpt_findImVolumes(MPT_ADAPTER *ioc) |
| 4782 | { |
| 4783 | IOCPage2_t *pIoc2; |
| 4784 | u8 *mem; |
| 4785 | ConfigPageIoc2RaidVol_t *pIocRv; |
| 4786 | dma_addr_t ioc2_dma; |
| 4787 | CONFIGPARMS cfg; |
| 4788 | ConfigPageHeader_t header; |
| 4789 | int jj; |
| 4790 | int rc = 0; |
| 4791 | int iocpage2sz; |
| 4792 | u8 nVols, nPhys; |
| 4793 | u8 vid, vbus, vioc; |
| 4794 | |
| 4795 | /* Read IOCP2 header then the page. |
| 4796 | */ |
| 4797 | header.PageVersion = 0; |
| 4798 | header.PageLength = 0; |
| 4799 | header.PageNumber = 2; |
| 4800 | header.PageType = MPI_CONFIG_PAGETYPE_IOC; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4801 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4802 | cfg.physAddr = -1; |
| 4803 | cfg.pageAddr = 0; |
| 4804 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4805 | cfg.dir = 0; |
| 4806 | cfg.timeout = 0; |
| 4807 | if (mpt_config(ioc, &cfg) != 0) |
| 4808 | return -EFAULT; |
| 4809 | |
| 4810 | if (header.PageLength == 0) |
| 4811 | return -EFAULT; |
| 4812 | |
| 4813 | iocpage2sz = header.PageLength * 4; |
| 4814 | pIoc2 = pci_alloc_consistent(ioc->pcidev, iocpage2sz, &ioc2_dma); |
| 4815 | if (!pIoc2) |
| 4816 | return -ENOMEM; |
| 4817 | |
| 4818 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4819 | cfg.physAddr = ioc2_dma; |
| 4820 | if (mpt_config(ioc, &cfg) != 0) |
| 4821 | goto done_and_free; |
| 4822 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4823 | if ( (mem = (u8 *)ioc->raid_data.pIocPg2) == NULL ) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4824 | mem = kmalloc(iocpage2sz, GFP_ATOMIC); |
| 4825 | if (mem) { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4826 | ioc->raid_data.pIocPg2 = (IOCPage2_t *) mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4827 | } else { |
| 4828 | goto done_and_free; |
| 4829 | } |
| 4830 | } |
| 4831 | memcpy(mem, (u8 *)pIoc2, iocpage2sz); |
| 4832 | |
| 4833 | /* Identify RAID Volume Id's */ |
| 4834 | nVols = pIoc2->NumActiveVolumes; |
| 4835 | if ( nVols == 0) { |
| 4836 | /* No RAID Volume. |
| 4837 | */ |
| 4838 | goto done_and_free; |
| 4839 | } else { |
| 4840 | /* At least 1 RAID Volume |
| 4841 | */ |
| 4842 | pIocRv = pIoc2->RaidVolume; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4843 | ioc->raid_data.isRaid = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4844 | for (jj = 0; jj < nVols; jj++, pIocRv++) { |
| 4845 | vid = pIocRv->VolumeID; |
| 4846 | vbus = pIocRv->VolumeBus; |
| 4847 | vioc = pIocRv->VolumeIOC; |
| 4848 | |
| 4849 | /* find the match |
| 4850 | */ |
| 4851 | if (vbus == 0) { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4852 | ioc->raid_data.isRaid |= (1 << vid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4853 | } else { |
| 4854 | /* Error! Always bus 0 |
| 4855 | */ |
| 4856 | } |
| 4857 | } |
| 4858 | } |
| 4859 | |
| 4860 | /* Identify Hidden Physical Disk Id's */ |
| 4861 | nPhys = pIoc2->NumActivePhysDisks; |
| 4862 | if (nPhys == 0) { |
| 4863 | /* No physical disks. |
| 4864 | */ |
| 4865 | } else { |
| 4866 | mpt_read_ioc_pg_3(ioc); |
| 4867 | } |
| 4868 | |
| 4869 | done_and_free: |
| 4870 | pci_free_consistent(ioc->pcidev, iocpage2sz, pIoc2, ioc2_dma); |
| 4871 | |
| 4872 | return rc; |
| 4873 | } |
| 4874 | |
Moore, Eric | c972c70 | 2006-03-14 09:14:06 -0700 | [diff] [blame] | 4875 | static int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4876 | mpt_read_ioc_pg_3(MPT_ADAPTER *ioc) |
| 4877 | { |
| 4878 | IOCPage3_t *pIoc3; |
| 4879 | u8 *mem; |
| 4880 | CONFIGPARMS cfg; |
| 4881 | ConfigPageHeader_t header; |
| 4882 | dma_addr_t ioc3_dma; |
| 4883 | int iocpage3sz = 0; |
| 4884 | |
| 4885 | /* Free the old page |
| 4886 | */ |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4887 | kfree(ioc->raid_data.pIocPg3); |
| 4888 | ioc->raid_data.pIocPg3 = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4889 | |
| 4890 | /* There is at least one physical disk. |
| 4891 | * Read and save IOC Page 3 |
| 4892 | */ |
| 4893 | header.PageVersion = 0; |
| 4894 | header.PageLength = 0; |
| 4895 | header.PageNumber = 3; |
| 4896 | header.PageType = MPI_CONFIG_PAGETYPE_IOC; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4897 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4898 | cfg.physAddr = -1; |
| 4899 | cfg.pageAddr = 0; |
| 4900 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4901 | cfg.dir = 0; |
| 4902 | cfg.timeout = 0; |
| 4903 | if (mpt_config(ioc, &cfg) != 0) |
| 4904 | return 0; |
| 4905 | |
| 4906 | if (header.PageLength == 0) |
| 4907 | return 0; |
| 4908 | |
| 4909 | /* Read Header good, alloc memory |
| 4910 | */ |
| 4911 | iocpage3sz = header.PageLength * 4; |
| 4912 | pIoc3 = pci_alloc_consistent(ioc->pcidev, iocpage3sz, &ioc3_dma); |
| 4913 | if (!pIoc3) |
| 4914 | return 0; |
| 4915 | |
| 4916 | /* Read the Page and save the data |
| 4917 | * into malloc'd memory. |
| 4918 | */ |
| 4919 | cfg.physAddr = ioc3_dma; |
| 4920 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4921 | if (mpt_config(ioc, &cfg) == 0) { |
| 4922 | mem = kmalloc(iocpage3sz, GFP_ATOMIC); |
| 4923 | if (mem) { |
| 4924 | memcpy(mem, (u8 *)pIoc3, iocpage3sz); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 4925 | ioc->raid_data.pIocPg3 = (IOCPage3_t *) mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4926 | } |
| 4927 | } |
| 4928 | |
| 4929 | pci_free_consistent(ioc->pcidev, iocpage3sz, pIoc3, ioc3_dma); |
| 4930 | |
| 4931 | return 0; |
| 4932 | } |
| 4933 | |
| 4934 | static void |
| 4935 | mpt_read_ioc_pg_4(MPT_ADAPTER *ioc) |
| 4936 | { |
| 4937 | IOCPage4_t *pIoc4; |
| 4938 | CONFIGPARMS cfg; |
| 4939 | ConfigPageHeader_t header; |
| 4940 | dma_addr_t ioc4_dma; |
| 4941 | int iocpage4sz; |
| 4942 | |
| 4943 | /* Read and save IOC Page 4 |
| 4944 | */ |
| 4945 | header.PageVersion = 0; |
| 4946 | header.PageLength = 0; |
| 4947 | header.PageNumber = 4; |
| 4948 | header.PageType = MPI_CONFIG_PAGETYPE_IOC; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 4949 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4950 | cfg.physAddr = -1; |
| 4951 | cfg.pageAddr = 0; |
| 4952 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 4953 | cfg.dir = 0; |
| 4954 | cfg.timeout = 0; |
| 4955 | if (mpt_config(ioc, &cfg) != 0) |
| 4956 | return; |
| 4957 | |
| 4958 | if (header.PageLength == 0) |
| 4959 | return; |
| 4960 | |
| 4961 | if ( (pIoc4 = ioc->spi_data.pIocPg4) == NULL ) { |
| 4962 | iocpage4sz = (header.PageLength + 4) * 4; /* Allow 4 additional SEP's */ |
| 4963 | pIoc4 = pci_alloc_consistent(ioc->pcidev, iocpage4sz, &ioc4_dma); |
| 4964 | if (!pIoc4) |
| 4965 | return; |
| 4966 | } else { |
| 4967 | ioc4_dma = ioc->spi_data.IocPg4_dma; |
| 4968 | iocpage4sz = ioc->spi_data.IocPg4Sz; |
| 4969 | } |
| 4970 | |
| 4971 | /* Read the Page into dma memory. |
| 4972 | */ |
| 4973 | cfg.physAddr = ioc4_dma; |
| 4974 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 4975 | if (mpt_config(ioc, &cfg) == 0) { |
| 4976 | ioc->spi_data.pIocPg4 = (IOCPage4_t *) pIoc4; |
| 4977 | ioc->spi_data.IocPg4_dma = ioc4_dma; |
| 4978 | ioc->spi_data.IocPg4Sz = iocpage4sz; |
| 4979 | } else { |
| 4980 | pci_free_consistent(ioc->pcidev, iocpage4sz, pIoc4, ioc4_dma); |
| 4981 | ioc->spi_data.pIocPg4 = NULL; |
| 4982 | } |
| 4983 | } |
| 4984 | |
| 4985 | static void |
| 4986 | mpt_read_ioc_pg_1(MPT_ADAPTER *ioc) |
| 4987 | { |
| 4988 | IOCPage1_t *pIoc1; |
| 4989 | CONFIGPARMS cfg; |
| 4990 | ConfigPageHeader_t header; |
| 4991 | dma_addr_t ioc1_dma; |
| 4992 | int iocpage1sz = 0; |
| 4993 | u32 tmp; |
| 4994 | |
| 4995 | /* Check the Coalescing Timeout in IOC Page 1 |
| 4996 | */ |
| 4997 | header.PageVersion = 0; |
| 4998 | header.PageLength = 0; |
| 4999 | header.PageNumber = 1; |
| 5000 | header.PageType = MPI_CONFIG_PAGETYPE_IOC; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5001 | cfg.cfghdr.hdr = &header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5002 | cfg.physAddr = -1; |
| 5003 | cfg.pageAddr = 0; |
| 5004 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 5005 | cfg.dir = 0; |
| 5006 | cfg.timeout = 0; |
| 5007 | if (mpt_config(ioc, &cfg) != 0) |
| 5008 | return; |
| 5009 | |
| 5010 | if (header.PageLength == 0) |
| 5011 | return; |
| 5012 | |
| 5013 | /* Read Header good, alloc memory |
| 5014 | */ |
| 5015 | iocpage1sz = header.PageLength * 4; |
| 5016 | pIoc1 = pci_alloc_consistent(ioc->pcidev, iocpage1sz, &ioc1_dma); |
| 5017 | if (!pIoc1) |
| 5018 | return; |
| 5019 | |
| 5020 | /* Read the Page and check coalescing timeout |
| 5021 | */ |
| 5022 | cfg.physAddr = ioc1_dma; |
| 5023 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 5024 | if (mpt_config(ioc, &cfg) == 0) { |
| 5025 | |
| 5026 | tmp = le32_to_cpu(pIoc1->Flags) & MPI_IOCPAGE1_REPLY_COALESCING; |
| 5027 | if (tmp == MPI_IOCPAGE1_REPLY_COALESCING) { |
| 5028 | tmp = le32_to_cpu(pIoc1->CoalescingTimeout); |
| 5029 | |
| 5030 | dprintk((MYIOC_s_INFO_FMT "Coalescing Enabled Timeout = %d\n", |
| 5031 | ioc->name, tmp)); |
| 5032 | |
| 5033 | if (tmp > MPT_COALESCING_TIMEOUT) { |
| 5034 | pIoc1->CoalescingTimeout = cpu_to_le32(MPT_COALESCING_TIMEOUT); |
| 5035 | |
| 5036 | /* Write NVRAM and current |
| 5037 | */ |
| 5038 | cfg.dir = 1; |
| 5039 | cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; |
| 5040 | if (mpt_config(ioc, &cfg) == 0) { |
| 5041 | dprintk((MYIOC_s_INFO_FMT "Reset Current Coalescing Timeout to = %d\n", |
| 5042 | ioc->name, MPT_COALESCING_TIMEOUT)); |
| 5043 | |
| 5044 | cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM; |
| 5045 | if (mpt_config(ioc, &cfg) == 0) { |
| 5046 | dprintk((MYIOC_s_INFO_FMT "Reset NVRAM Coalescing Timeout to = %d\n", |
| 5047 | ioc->name, MPT_COALESCING_TIMEOUT)); |
| 5048 | } else { |
| 5049 | dprintk((MYIOC_s_INFO_FMT "Reset NVRAM Coalescing Timeout Failed\n", |
| 5050 | ioc->name)); |
| 5051 | } |
| 5052 | |
| 5053 | } else { |
| 5054 | dprintk((MYIOC_s_WARN_FMT "Reset of Current Coalescing Timeout Failed!\n", |
| 5055 | ioc->name)); |
| 5056 | } |
| 5057 | } |
| 5058 | |
| 5059 | } else { |
| 5060 | dprintk((MYIOC_s_WARN_FMT "Coalescing Disabled\n", ioc->name)); |
| 5061 | } |
| 5062 | } |
| 5063 | |
| 5064 | pci_free_consistent(ioc->pcidev, iocpage1sz, pIoc1, ioc1_dma); |
| 5065 | |
| 5066 | return; |
| 5067 | } |
| 5068 | |
| 5069 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5070 | /* |
| 5071 | * SendEventNotification - Send EventNotification (on or off) request |
| 5072 | * to MPT adapter. |
| 5073 | * @ioc: Pointer to MPT_ADAPTER structure |
| 5074 | * @EvSwitch: Event switch flags |
| 5075 | */ |
| 5076 | static int |
| 5077 | SendEventNotification(MPT_ADAPTER *ioc, u8 EvSwitch) |
| 5078 | { |
| 5079 | EventNotification_t *evnp; |
| 5080 | |
| 5081 | evnp = (EventNotification_t *) mpt_get_msg_frame(mpt_base_index, ioc); |
| 5082 | if (evnp == NULL) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5083 | devtverboseprintk((MYIOC_s_WARN_FMT "Unable to allocate event request frame!\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5084 | ioc->name)); |
| 5085 | return 0; |
| 5086 | } |
| 5087 | memset(evnp, 0, sizeof(*evnp)); |
| 5088 | |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5089 | devtverboseprintk((MYIOC_s_INFO_FMT "Sending EventNotification (%d) request %p\n", ioc->name, EvSwitch, evnp)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5090 | |
| 5091 | evnp->Function = MPI_FUNCTION_EVENT_NOTIFICATION; |
| 5092 | evnp->ChainOffset = 0; |
| 5093 | evnp->MsgFlags = 0; |
| 5094 | evnp->Switch = EvSwitch; |
| 5095 | |
| 5096 | mpt_put_msg_frame(mpt_base_index, ioc, (MPT_FRAME_HDR *)evnp); |
| 5097 | |
| 5098 | return 0; |
| 5099 | } |
| 5100 | |
| 5101 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5102 | /** |
| 5103 | * SendEventAck - Send EventAck request to MPT adapter. |
| 5104 | * @ioc: Pointer to MPT_ADAPTER structure |
| 5105 | * @evnp: Pointer to original EventNotification request |
| 5106 | */ |
| 5107 | static int |
| 5108 | SendEventAck(MPT_ADAPTER *ioc, EventNotificationReply_t *evnp) |
| 5109 | { |
| 5110 | EventAck_t *pAck; |
| 5111 | |
| 5112 | if ((pAck = (EventAck_t *) mpt_get_msg_frame(mpt_base_index, ioc)) == NULL) { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 5113 | printk(MYIOC_s_WARN_FMT "Unable to allocate event ACK " |
| 5114 | "request frame for Event=%x EventContext=%x EventData=%x!\n", |
| 5115 | ioc->name, evnp->Event, le32_to_cpu(evnp->EventContext), |
| 5116 | le32_to_cpu(evnp->Data[0])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5117 | return -1; |
| 5118 | } |
| 5119 | memset(pAck, 0, sizeof(*pAck)); |
| 5120 | |
| 5121 | dprintk((MYIOC_s_INFO_FMT "Sending EventAck\n", ioc->name)); |
| 5122 | |
| 5123 | pAck->Function = MPI_FUNCTION_EVENT_ACK; |
| 5124 | pAck->ChainOffset = 0; |
| 5125 | pAck->MsgFlags = 0; |
| 5126 | pAck->Event = evnp->Event; |
| 5127 | pAck->EventContext = evnp->EventContext; |
| 5128 | |
| 5129 | mpt_put_msg_frame(mpt_base_index, ioc, (MPT_FRAME_HDR *)pAck); |
| 5130 | |
| 5131 | return 0; |
| 5132 | } |
| 5133 | |
| 5134 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5135 | /** |
| 5136 | * mpt_config - Generic function to issue config message |
| 5137 | * @ioc - Pointer to an adapter structure |
| 5138 | * @cfg - Pointer to a configuration structure. Struct contains |
| 5139 | * action, page address, direction, physical address |
| 5140 | * and pointer to a configuration page header |
| 5141 | * Page header is updated. |
| 5142 | * |
| 5143 | * Returns 0 for success |
| 5144 | * -EPERM if not allowed due to ISR context |
| 5145 | * -EAGAIN if no msg frames currently available |
| 5146 | * -EFAULT for non-successful reply or no reply (timeout) |
| 5147 | */ |
| 5148 | int |
| 5149 | mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *pCfg) |
| 5150 | { |
| 5151 | Config_t *pReq; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5152 | ConfigExtendedPageHeader_t *pExtHdr = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5153 | MPT_FRAME_HDR *mf; |
| 5154 | unsigned long flags; |
| 5155 | int ii, rc; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5156 | int flagsLength; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5157 | int in_isr; |
| 5158 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 5159 | /* Prevent calling wait_event() (below), if caller happens |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5160 | * to be in ISR context, because that is fatal! |
| 5161 | */ |
| 5162 | in_isr = in_interrupt(); |
| 5163 | if (in_isr) { |
| 5164 | dcprintk((MYIOC_s_WARN_FMT "Config request not allowed in ISR context!\n", |
| 5165 | ioc->name)); |
| 5166 | return -EPERM; |
| 5167 | } |
| 5168 | |
| 5169 | /* Get and Populate a free Frame |
| 5170 | */ |
| 5171 | if ((mf = mpt_get_msg_frame(mpt_base_index, ioc)) == NULL) { |
| 5172 | dcprintk((MYIOC_s_WARN_FMT "mpt_config: no msg frames!\n", |
| 5173 | ioc->name)); |
| 5174 | return -EAGAIN; |
| 5175 | } |
| 5176 | pReq = (Config_t *)mf; |
| 5177 | pReq->Action = pCfg->action; |
| 5178 | pReq->Reserved = 0; |
| 5179 | pReq->ChainOffset = 0; |
| 5180 | pReq->Function = MPI_FUNCTION_CONFIG; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5181 | |
| 5182 | /* Assume page type is not extended and clear "reserved" fields. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5183 | pReq->ExtPageLength = 0; |
| 5184 | pReq->ExtPageType = 0; |
| 5185 | pReq->MsgFlags = 0; |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5186 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5187 | for (ii=0; ii < 8; ii++) |
| 5188 | pReq->Reserved2[ii] = 0; |
| 5189 | |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5190 | pReq->Header.PageVersion = pCfg->cfghdr.hdr->PageVersion; |
| 5191 | pReq->Header.PageLength = pCfg->cfghdr.hdr->PageLength; |
| 5192 | pReq->Header.PageNumber = pCfg->cfghdr.hdr->PageNumber; |
| 5193 | pReq->Header.PageType = (pCfg->cfghdr.hdr->PageType & MPI_CONFIG_PAGETYPE_MASK); |
| 5194 | |
| 5195 | if ((pCfg->cfghdr.hdr->PageType & MPI_CONFIG_PAGETYPE_MASK) == MPI_CONFIG_PAGETYPE_EXTENDED) { |
| 5196 | pExtHdr = (ConfigExtendedPageHeader_t *)pCfg->cfghdr.ehdr; |
| 5197 | pReq->ExtPageLength = cpu_to_le16(pExtHdr->ExtPageLength); |
| 5198 | pReq->ExtPageType = pExtHdr->ExtPageType; |
| 5199 | pReq->Header.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 5200 | |
| 5201 | /* Page Length must be treated as a reserved field for the extended header. */ |
| 5202 | pReq->Header.PageLength = 0; |
| 5203 | } |
| 5204 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5205 | pReq->PageAddress = cpu_to_le32(pCfg->pageAddr); |
| 5206 | |
| 5207 | /* Add a SGE to the config request. |
| 5208 | */ |
| 5209 | if (pCfg->dir) |
| 5210 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE; |
| 5211 | else |
| 5212 | flagsLength = MPT_SGE_FLAGS_SSIMPLE_READ; |
| 5213 | |
Christoph Hellwig | 69218ee | 2005-08-18 16:26:15 +0200 | [diff] [blame] | 5214 | if ((pCfg->cfghdr.hdr->PageType & MPI_CONFIG_PAGETYPE_MASK) == MPI_CONFIG_PAGETYPE_EXTENDED) { |
| 5215 | flagsLength |= pExtHdr->ExtPageLength * 4; |
| 5216 | |
| 5217 | dcprintk((MYIOC_s_INFO_FMT "Sending Config request type %d, page %d and action %d\n", |
| 5218 | ioc->name, pReq->ExtPageType, pReq->Header.PageNumber, pReq->Action)); |
| 5219 | } |
| 5220 | else { |
| 5221 | flagsLength |= pCfg->cfghdr.hdr->PageLength * 4; |
| 5222 | |
| 5223 | dcprintk((MYIOC_s_INFO_FMT "Sending Config request type %d, page %d and action %d\n", |
| 5224 | ioc->name, pReq->Header.PageType, pReq->Header.PageNumber, pReq->Action)); |
| 5225 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5226 | |
| 5227 | mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, pCfg->physAddr); |
| 5228 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5229 | /* Append pCfg pointer to end of mf |
| 5230 | */ |
| 5231 | *((void **) (((u8 *) mf) + (ioc->req_sz - sizeof(void *)))) = (void *) pCfg; |
| 5232 | |
| 5233 | /* Initalize the timer |
| 5234 | */ |
| 5235 | init_timer(&pCfg->timer); |
| 5236 | pCfg->timer.data = (unsigned long) ioc; |
| 5237 | pCfg->timer.function = mpt_timer_expired; |
| 5238 | pCfg->wait_done = 0; |
| 5239 | |
| 5240 | /* Set the timer; ensure 10 second minimum */ |
| 5241 | if (pCfg->timeout < 10) |
| 5242 | pCfg->timer.expires = jiffies + HZ*10; |
| 5243 | else |
| 5244 | pCfg->timer.expires = jiffies + HZ*pCfg->timeout; |
| 5245 | |
| 5246 | /* Add to end of Q, set timer and then issue this command */ |
| 5247 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 5248 | list_add_tail(&pCfg->linkage, &ioc->configQ); |
| 5249 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 5250 | |
| 5251 | add_timer(&pCfg->timer); |
| 5252 | mpt_put_msg_frame(mpt_base_index, ioc, mf); |
| 5253 | wait_event(mpt_waitq, pCfg->wait_done); |
| 5254 | |
| 5255 | /* mf has been freed - do not access */ |
| 5256 | |
| 5257 | rc = pCfg->status; |
| 5258 | |
| 5259 | return rc; |
| 5260 | } |
| 5261 | |
| 5262 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5263 | /* |
| 5264 | * mpt_timer_expired - Call back for timer process. |
| 5265 | * Used only internal config functionality. |
| 5266 | * @data: Pointer to MPT_SCSI_HOST recast as an unsigned long |
| 5267 | */ |
| 5268 | static void |
| 5269 | mpt_timer_expired(unsigned long data) |
| 5270 | { |
| 5271 | MPT_ADAPTER *ioc = (MPT_ADAPTER *) data; |
| 5272 | |
| 5273 | dcprintk((MYIOC_s_WARN_FMT "mpt_timer_expired! \n", ioc->name)); |
| 5274 | |
| 5275 | /* Perform a FW reload */ |
| 5276 | if (mpt_HardResetHandler(ioc, NO_SLEEP) < 0) |
| 5277 | printk(MYIOC_s_WARN_FMT "Firmware Reload FAILED!\n", ioc->name); |
| 5278 | |
| 5279 | /* No more processing. |
| 5280 | * Hard reset clean-up will wake up |
| 5281 | * process and free all resources. |
| 5282 | */ |
| 5283 | dcprintk((MYIOC_s_WARN_FMT "mpt_timer_expired complete!\n", ioc->name)); |
| 5284 | |
| 5285 | return; |
| 5286 | } |
| 5287 | |
| 5288 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5289 | /* |
| 5290 | * mpt_ioc_reset - Base cleanup for hard reset |
| 5291 | * @ioc: Pointer to the adapter structure |
| 5292 | * @reset_phase: Indicates pre- or post-reset functionality |
| 5293 | * |
| 5294 | * Remark: Free's resources with internally generated commands. |
| 5295 | */ |
| 5296 | static int |
| 5297 | mpt_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
| 5298 | { |
| 5299 | CONFIGPARMS *pCfg; |
| 5300 | unsigned long flags; |
| 5301 | |
| 5302 | dprintk((KERN_WARNING MYNAM |
| 5303 | ": IOC %s_reset routed to MPT base driver!\n", |
| 5304 | reset_phase==MPT_IOC_SETUP_RESET ? "setup" : ( |
| 5305 | reset_phase==MPT_IOC_PRE_RESET ? "pre" : "post"))); |
| 5306 | |
| 5307 | if (reset_phase == MPT_IOC_SETUP_RESET) { |
| 5308 | ; |
| 5309 | } else if (reset_phase == MPT_IOC_PRE_RESET) { |
| 5310 | /* If the internal config Q is not empty - |
| 5311 | * delete timer. MF resources will be freed when |
| 5312 | * the FIFO's are primed. |
| 5313 | */ |
| 5314 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 5315 | list_for_each_entry(pCfg, &ioc->configQ, linkage) |
| 5316 | del_timer(&pCfg->timer); |
| 5317 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 5318 | |
| 5319 | } else { |
| 5320 | CONFIGPARMS *pNext; |
| 5321 | |
| 5322 | /* Search the configQ for internal commands. |
| 5323 | * Flush the Q, and wake up all suspended threads. |
| 5324 | */ |
| 5325 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 5326 | list_for_each_entry_safe(pCfg, pNext, &ioc->configQ, linkage) { |
| 5327 | list_del(&pCfg->linkage); |
| 5328 | |
| 5329 | pCfg->status = MPT_CONFIG_ERROR; |
| 5330 | pCfg->wait_done = 1; |
| 5331 | wake_up(&mpt_waitq); |
| 5332 | } |
| 5333 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 5334 | } |
| 5335 | |
| 5336 | return 1; /* currently means nothing really */ |
| 5337 | } |
| 5338 | |
| 5339 | |
| 5340 | #ifdef CONFIG_PROC_FS /* { */ |
| 5341 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5342 | /* |
| 5343 | * procfs (%MPT_PROCFS_MPTBASEDIR/...) support stuff... |
| 5344 | */ |
| 5345 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5346 | /* |
| 5347 | * procmpt_create - Create %MPT_PROCFS_MPTBASEDIR entries. |
| 5348 | * |
| 5349 | * Returns 0 for success, non-zero for failure. |
| 5350 | */ |
| 5351 | static int |
| 5352 | procmpt_create(void) |
| 5353 | { |
| 5354 | struct proc_dir_entry *ent; |
| 5355 | |
| 5356 | mpt_proc_root_dir = proc_mkdir(MPT_PROCFS_MPTBASEDIR, NULL); |
| 5357 | if (mpt_proc_root_dir == NULL) |
| 5358 | return -ENOTDIR; |
| 5359 | |
| 5360 | ent = create_proc_entry("summary", S_IFREG|S_IRUGO, mpt_proc_root_dir); |
| 5361 | if (ent) |
| 5362 | ent->read_proc = procmpt_summary_read; |
| 5363 | |
| 5364 | ent = create_proc_entry("version", S_IFREG|S_IRUGO, mpt_proc_root_dir); |
| 5365 | if (ent) |
| 5366 | ent->read_proc = procmpt_version_read; |
| 5367 | |
| 5368 | return 0; |
| 5369 | } |
| 5370 | |
| 5371 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5372 | /* |
| 5373 | * procmpt_destroy - Tear down %MPT_PROCFS_MPTBASEDIR entries. |
| 5374 | * |
| 5375 | * Returns 0 for success, non-zero for failure. |
| 5376 | */ |
| 5377 | static void |
| 5378 | procmpt_destroy(void) |
| 5379 | { |
| 5380 | remove_proc_entry("version", mpt_proc_root_dir); |
| 5381 | remove_proc_entry("summary", mpt_proc_root_dir); |
| 5382 | remove_proc_entry(MPT_PROCFS_MPTBASEDIR, NULL); |
| 5383 | } |
| 5384 | |
| 5385 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5386 | /* |
| 5387 | * procmpt_summary_read - Handle read request from /proc/mpt/summary |
| 5388 | * or from /proc/mpt/iocN/summary. |
| 5389 | * @buf: Pointer to area to write information |
| 5390 | * @start: Pointer to start pointer |
| 5391 | * @offset: Offset to start writing |
| 5392 | * @request: |
| 5393 | * @eof: Pointer to EOF integer |
| 5394 | * @data: Pointer |
| 5395 | * |
| 5396 | * Returns number of characters written to process performing the read. |
| 5397 | */ |
| 5398 | static int |
| 5399 | procmpt_summary_read(char *buf, char **start, off_t offset, int request, int *eof, void *data) |
| 5400 | { |
| 5401 | MPT_ADAPTER *ioc; |
| 5402 | char *out = buf; |
| 5403 | int len; |
| 5404 | |
| 5405 | if (data) { |
| 5406 | int more = 0; |
| 5407 | |
| 5408 | ioc = data; |
| 5409 | mpt_print_ioc_summary(ioc, out, &more, 0, 1); |
| 5410 | |
| 5411 | out += more; |
| 5412 | } else { |
| 5413 | list_for_each_entry(ioc, &ioc_list, list) { |
| 5414 | int more = 0; |
| 5415 | |
| 5416 | mpt_print_ioc_summary(ioc, out, &more, 0, 1); |
| 5417 | |
| 5418 | out += more; |
| 5419 | if ((out-buf) >= request) |
| 5420 | break; |
| 5421 | } |
| 5422 | } |
| 5423 | |
| 5424 | len = out - buf; |
| 5425 | |
| 5426 | MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len); |
| 5427 | } |
| 5428 | |
| 5429 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5430 | /* |
| 5431 | * procmpt_version_read - Handle read request from /proc/mpt/version. |
| 5432 | * @buf: Pointer to area to write information |
| 5433 | * @start: Pointer to start pointer |
| 5434 | * @offset: Offset to start writing |
| 5435 | * @request: |
| 5436 | * @eof: Pointer to EOF integer |
| 5437 | * @data: Pointer |
| 5438 | * |
| 5439 | * Returns number of characters written to process performing the read. |
| 5440 | */ |
| 5441 | static int |
| 5442 | procmpt_version_read(char *buf, char **start, off_t offset, int request, int *eof, void *data) |
| 5443 | { |
| 5444 | int ii; |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 5445 | int scsi, fc, sas, lan, ctl, targ, dmp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5446 | char *drvname; |
| 5447 | int len; |
| 5448 | |
| 5449 | len = sprintf(buf, "%s-%s\n", "mptlinux", MPT_LINUX_VERSION_COMMON); |
| 5450 | len += sprintf(buf+len, " Fusion MPT base driver\n"); |
| 5451 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 5452 | scsi = fc = sas = lan = ctl = targ = dmp = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5453 | for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { |
| 5454 | drvname = NULL; |
| 5455 | if (MptCallbacks[ii]) { |
| 5456 | switch (MptDriverClass[ii]) { |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 5457 | case MPTSPI_DRIVER: |
| 5458 | if (!scsi++) drvname = "SPI host"; |
| 5459 | break; |
| 5460 | case MPTFC_DRIVER: |
| 5461 | if (!fc++) drvname = "FC host"; |
| 5462 | break; |
| 5463 | case MPTSAS_DRIVER: |
| 5464 | if (!sas++) drvname = "SAS host"; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5465 | break; |
| 5466 | case MPTLAN_DRIVER: |
| 5467 | if (!lan++) drvname = "LAN"; |
| 5468 | break; |
| 5469 | case MPTSTM_DRIVER: |
| 5470 | if (!targ++) drvname = "SCSI target"; |
| 5471 | break; |
| 5472 | case MPTCTL_DRIVER: |
| 5473 | if (!ctl++) drvname = "ioctl"; |
| 5474 | break; |
| 5475 | } |
| 5476 | |
| 5477 | if (drvname) |
| 5478 | len += sprintf(buf+len, " Fusion MPT %s driver\n", drvname); |
| 5479 | } |
| 5480 | } |
| 5481 | |
| 5482 | MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len); |
| 5483 | } |
| 5484 | |
| 5485 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5486 | /* |
| 5487 | * procmpt_iocinfo_read - Handle read request from /proc/mpt/iocN/info. |
| 5488 | * @buf: Pointer to area to write information |
| 5489 | * @start: Pointer to start pointer |
| 5490 | * @offset: Offset to start writing |
| 5491 | * @request: |
| 5492 | * @eof: Pointer to EOF integer |
| 5493 | * @data: Pointer |
| 5494 | * |
| 5495 | * Returns number of characters written to process performing the read. |
| 5496 | */ |
| 5497 | static int |
| 5498 | procmpt_iocinfo_read(char *buf, char **start, off_t offset, int request, int *eof, void *data) |
| 5499 | { |
| 5500 | MPT_ADAPTER *ioc = data; |
| 5501 | int len; |
| 5502 | char expVer[32]; |
| 5503 | int sz; |
| 5504 | int p; |
| 5505 | |
| 5506 | mpt_get_fw_exp_ver(expVer, ioc); |
| 5507 | |
| 5508 | len = sprintf(buf, "%s:", ioc->name); |
| 5509 | if (ioc->facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) |
| 5510 | len += sprintf(buf+len, " (f/w download boot flag set)"); |
| 5511 | // if (ioc->facts.IOCExceptions & MPI_IOCFACTS_EXCEPT_CONFIG_CHECKSUM_FAIL) |
| 5512 | // len += sprintf(buf+len, " CONFIG_CHECKSUM_FAIL!"); |
| 5513 | |
| 5514 | len += sprintf(buf+len, "\n ProductID = 0x%04x (%s)\n", |
| 5515 | ioc->facts.ProductID, |
| 5516 | ioc->prod_name); |
| 5517 | len += sprintf(buf+len, " FWVersion = 0x%08x%s", ioc->facts.FWVersion.Word, expVer); |
| 5518 | if (ioc->facts.FWImageSize) |
| 5519 | len += sprintf(buf+len, " (fw_size=%d)", ioc->facts.FWImageSize); |
| 5520 | len += sprintf(buf+len, "\n MsgVersion = 0x%04x\n", ioc->facts.MsgVersion); |
| 5521 | len += sprintf(buf+len, " FirstWhoInit = 0x%02x\n", ioc->FirstWhoInit); |
| 5522 | len += sprintf(buf+len, " EventState = 0x%02x\n", ioc->facts.EventState); |
| 5523 | |
| 5524 | len += sprintf(buf+len, " CurrentHostMfaHighAddr = 0x%08x\n", |
| 5525 | ioc->facts.CurrentHostMfaHighAddr); |
| 5526 | len += sprintf(buf+len, " CurrentSenseBufferHighAddr = 0x%08x\n", |
| 5527 | ioc->facts.CurrentSenseBufferHighAddr); |
| 5528 | |
| 5529 | len += sprintf(buf+len, " MaxChainDepth = 0x%02x frames\n", ioc->facts.MaxChainDepth); |
| 5530 | len += sprintf(buf+len, " MinBlockSize = 0x%02x bytes\n", 4*ioc->facts.BlockSize); |
| 5531 | |
| 5532 | len += sprintf(buf+len, " RequestFrames @ 0x%p (Dma @ 0x%p)\n", |
| 5533 | (void *)ioc->req_frames, (void *)(ulong)ioc->req_frames_dma); |
| 5534 | /* |
| 5535 | * Rounding UP to nearest 4-kB boundary here... |
| 5536 | */ |
| 5537 | sz = (ioc->req_sz * ioc->req_depth) + 128; |
| 5538 | sz = ((sz + 0x1000UL - 1UL) / 0x1000) * 0x1000; |
| 5539 | len += sprintf(buf+len, " {CurReqSz=%d} x {CurReqDepth=%d} = %d bytes ^= 0x%x\n", |
| 5540 | ioc->req_sz, ioc->req_depth, ioc->req_sz*ioc->req_depth, sz); |
| 5541 | len += sprintf(buf+len, " {MaxReqSz=%d} {MaxReqDepth=%d}\n", |
| 5542 | 4*ioc->facts.RequestFrameSize, |
| 5543 | ioc->facts.GlobalCredits); |
| 5544 | |
| 5545 | len += sprintf(buf+len, " Frames @ 0x%p (Dma @ 0x%p)\n", |
| 5546 | (void *)ioc->alloc, (void *)(ulong)ioc->alloc_dma); |
| 5547 | sz = (ioc->reply_sz * ioc->reply_depth) + 128; |
| 5548 | len += sprintf(buf+len, " {CurRepSz=%d} x {CurRepDepth=%d} = %d bytes ^= 0x%x\n", |
| 5549 | ioc->reply_sz, ioc->reply_depth, ioc->reply_sz*ioc->reply_depth, sz); |
| 5550 | len += sprintf(buf+len, " {MaxRepSz=%d} {MaxRepDepth=%d}\n", |
| 5551 | ioc->facts.CurReplyFrameSize, |
| 5552 | ioc->facts.ReplyQueueDepth); |
| 5553 | |
| 5554 | len += sprintf(buf+len, " MaxDevices = %d\n", |
| 5555 | (ioc->facts.MaxDevices==0) ? 255 : ioc->facts.MaxDevices); |
| 5556 | len += sprintf(buf+len, " MaxBuses = %d\n", ioc->facts.MaxBuses); |
| 5557 | |
| 5558 | /* per-port info */ |
| 5559 | for (p=0; p < ioc->facts.NumberOfPorts; p++) { |
| 5560 | len += sprintf(buf+len, " PortNumber = %d (of %d)\n", |
| 5561 | p+1, |
| 5562 | ioc->facts.NumberOfPorts); |
| 5563 | if (ioc->bus_type == FC) { |
| 5564 | if (ioc->pfacts[p].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN) { |
| 5565 | u8 *a = (u8*)&ioc->lan_cnfg_page1.HardwareAddressLow; |
| 5566 | len += sprintf(buf+len, " LanAddr = %02X:%02X:%02X:%02X:%02X:%02X\n", |
| 5567 | a[5], a[4], a[3], a[2], a[1], a[0]); |
| 5568 | } |
| 5569 | len += sprintf(buf+len, " WWN = %08X%08X:%08X%08X\n", |
| 5570 | ioc->fc_port_page0[p].WWNN.High, |
| 5571 | ioc->fc_port_page0[p].WWNN.Low, |
| 5572 | ioc->fc_port_page0[p].WWPN.High, |
| 5573 | ioc->fc_port_page0[p].WWPN.Low); |
| 5574 | } |
| 5575 | } |
| 5576 | |
| 5577 | MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len); |
| 5578 | } |
| 5579 | |
| 5580 | #endif /* CONFIG_PROC_FS } */ |
| 5581 | |
| 5582 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5583 | static void |
| 5584 | mpt_get_fw_exp_ver(char *buf, MPT_ADAPTER *ioc) |
| 5585 | { |
| 5586 | buf[0] ='\0'; |
| 5587 | if ((ioc->facts.FWVersion.Word >> 24) == 0x0E) { |
| 5588 | sprintf(buf, " (Exp %02d%02d)", |
| 5589 | (ioc->facts.FWVersion.Word >> 16) & 0x00FF, /* Month */ |
| 5590 | (ioc->facts.FWVersion.Word >> 8) & 0x1F); /* Day */ |
| 5591 | |
| 5592 | /* insider hack! */ |
| 5593 | if ((ioc->facts.FWVersion.Word >> 8) & 0x80) |
| 5594 | strcat(buf, " [MDBG]"); |
| 5595 | } |
| 5596 | } |
| 5597 | |
| 5598 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5599 | /** |
| 5600 | * mpt_print_ioc_summary - Write ASCII summary of IOC to a buffer. |
| 5601 | * @ioc: Pointer to MPT_ADAPTER structure |
| 5602 | * @buffer: Pointer to buffer where IOC summary info should be written |
| 5603 | * @size: Pointer to number of bytes we wrote (set by this routine) |
| 5604 | * @len: Offset at which to start writing in buffer |
| 5605 | * @showlan: Display LAN stuff? |
| 5606 | * |
| 5607 | * This routine writes (english readable) ASCII text, which represents |
| 5608 | * a summary of IOC information, to a buffer. |
| 5609 | */ |
| 5610 | void |
| 5611 | mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buffer, int *size, int len, int showlan) |
| 5612 | { |
| 5613 | char expVer[32]; |
| 5614 | int y; |
| 5615 | |
| 5616 | mpt_get_fw_exp_ver(expVer, ioc); |
| 5617 | |
| 5618 | /* |
| 5619 | * Shorter summary of attached ioc's... |
| 5620 | */ |
| 5621 | y = sprintf(buffer+len, "%s: %s, %s%08xh%s, Ports=%d, MaxQ=%d", |
| 5622 | ioc->name, |
| 5623 | ioc->prod_name, |
| 5624 | MPT_FW_REV_MAGIC_ID_STRING, /* "FwRev=" or somesuch */ |
| 5625 | ioc->facts.FWVersion.Word, |
| 5626 | expVer, |
| 5627 | ioc->facts.NumberOfPorts, |
| 5628 | ioc->req_depth); |
| 5629 | |
| 5630 | if (showlan && (ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN)) { |
| 5631 | u8 *a = (u8*)&ioc->lan_cnfg_page1.HardwareAddressLow; |
| 5632 | y += sprintf(buffer+len+y, ", LanAddr=%02X:%02X:%02X:%02X:%02X:%02X", |
| 5633 | a[5], a[4], a[3], a[2], a[1], a[0]); |
| 5634 | } |
| 5635 | |
| 5636 | #ifndef __sparc__ |
| 5637 | y += sprintf(buffer+len+y, ", IRQ=%d", ioc->pci_irq); |
| 5638 | #else |
| 5639 | y += sprintf(buffer+len+y, ", IRQ=%s", __irq_itoa(ioc->pci_irq)); |
| 5640 | #endif |
| 5641 | |
| 5642 | if (!ioc->active) |
| 5643 | y += sprintf(buffer+len+y, " (disabled)"); |
| 5644 | |
| 5645 | y += sprintf(buffer+len+y, "\n"); |
| 5646 | |
| 5647 | *size = y; |
| 5648 | } |
| 5649 | |
| 5650 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5651 | /* |
| 5652 | * Reset Handling |
| 5653 | */ |
| 5654 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5655 | /** |
| 5656 | * mpt_HardResetHandler - Generic reset handler, issue SCSI Task |
| 5657 | * Management call based on input arg values. If TaskMgmt fails, |
| 5658 | * return associated SCSI request. |
| 5659 | * @ioc: Pointer to MPT_ADAPTER structure |
| 5660 | * @sleepFlag: Indicates if sleep or schedule must be called. |
| 5661 | * |
| 5662 | * Remark: _HardResetHandler can be invoked from an interrupt thread (timer) |
| 5663 | * or a non-interrupt thread. In the former, must not call schedule(). |
| 5664 | * |
| 5665 | * Remark: A return of -1 is a FATAL error case, as it means a |
| 5666 | * FW reload/initialization failed. |
| 5667 | * |
| 5668 | * Returns 0 for SUCCESS or -1 if FAILED. |
| 5669 | */ |
| 5670 | int |
| 5671 | mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag) |
| 5672 | { |
| 5673 | int rc; |
| 5674 | unsigned long flags; |
| 5675 | |
| 5676 | dtmprintk((MYIOC_s_INFO_FMT "HardResetHandler Entered!\n", ioc->name)); |
| 5677 | #ifdef MFCNT |
| 5678 | printk(MYIOC_s_INFO_FMT "HardResetHandler Entered!\n", ioc->name); |
| 5679 | printk("MF count 0x%x !\n", ioc->mfcnt); |
| 5680 | #endif |
| 5681 | |
| 5682 | /* Reset the adapter. Prevent more than 1 call to |
| 5683 | * mpt_do_ioc_recovery at any instant in time. |
| 5684 | */ |
| 5685 | spin_lock_irqsave(&ioc->diagLock, flags); |
| 5686 | if ((ioc->diagPending) || (ioc->alt_ioc && ioc->alt_ioc->diagPending)){ |
| 5687 | spin_unlock_irqrestore(&ioc->diagLock, flags); |
| 5688 | return 0; |
| 5689 | } else { |
| 5690 | ioc->diagPending = 1; |
| 5691 | } |
| 5692 | spin_unlock_irqrestore(&ioc->diagLock, flags); |
| 5693 | |
| 5694 | /* FIXME: If do_ioc_recovery fails, repeat.... |
| 5695 | */ |
| 5696 | |
| 5697 | /* The SCSI driver needs to adjust timeouts on all current |
| 5698 | * commands prior to the diagnostic reset being issued. |
| 5699 | * Prevents timeouts occuring during a diagnostic reset...very bad. |
| 5700 | * For all other protocol drivers, this is a no-op. |
| 5701 | */ |
| 5702 | { |
| 5703 | int ii; |
| 5704 | int r = 0; |
| 5705 | |
| 5706 | for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { |
| 5707 | if (MptResetHandlers[ii]) { |
| 5708 | dtmprintk((MYIOC_s_INFO_FMT "Calling IOC reset_setup handler #%d\n", |
| 5709 | ioc->name, ii)); |
| 5710 | r += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_SETUP_RESET); |
| 5711 | if (ioc->alt_ioc) { |
| 5712 | dtmprintk((MYIOC_s_INFO_FMT "Calling alt-%s setup reset handler #%d\n", |
| 5713 | ioc->name, ioc->alt_ioc->name, ii)); |
| 5714 | r += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_SETUP_RESET); |
| 5715 | } |
| 5716 | } |
| 5717 | } |
| 5718 | } |
| 5719 | |
| 5720 | if ((rc = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_RECOVER, sleepFlag)) != 0) { |
| 5721 | printk(KERN_WARNING MYNAM ": WARNING - (%d) Cannot recover %s\n", |
| 5722 | rc, ioc->name); |
| 5723 | } |
| 5724 | ioc->reload_fw = 0; |
| 5725 | if (ioc->alt_ioc) |
| 5726 | ioc->alt_ioc->reload_fw = 0; |
| 5727 | |
| 5728 | spin_lock_irqsave(&ioc->diagLock, flags); |
| 5729 | ioc->diagPending = 0; |
| 5730 | if (ioc->alt_ioc) |
| 5731 | ioc->alt_ioc->diagPending = 0; |
| 5732 | spin_unlock_irqrestore(&ioc->diagLock, flags); |
| 5733 | |
| 5734 | dtmprintk((MYIOC_s_INFO_FMT "HardResetHandler rc = %d!\n", ioc->name, rc)); |
| 5735 | |
| 5736 | return rc; |
| 5737 | } |
| 5738 | |
| 5739 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5740 | static void |
| 5741 | EventDescriptionStr(u8 event, u32 evData0, char *evStr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5742 | { |
| 5743 | char *ds; |
| 5744 | |
| 5745 | switch(event) { |
| 5746 | case MPI_EVENT_NONE: |
| 5747 | ds = "None"; |
| 5748 | break; |
| 5749 | case MPI_EVENT_LOG_DATA: |
| 5750 | ds = "Log Data"; |
| 5751 | break; |
| 5752 | case MPI_EVENT_STATE_CHANGE: |
| 5753 | ds = "State Change"; |
| 5754 | break; |
| 5755 | case MPI_EVENT_UNIT_ATTENTION: |
| 5756 | ds = "Unit Attention"; |
| 5757 | break; |
| 5758 | case MPI_EVENT_IOC_BUS_RESET: |
| 5759 | ds = "IOC Bus Reset"; |
| 5760 | break; |
| 5761 | case MPI_EVENT_EXT_BUS_RESET: |
| 5762 | ds = "External Bus Reset"; |
| 5763 | break; |
| 5764 | case MPI_EVENT_RESCAN: |
| 5765 | ds = "Bus Rescan Event"; |
| 5766 | /* Ok, do we need to do anything here? As far as |
| 5767 | I can tell, this is when a new device gets added |
| 5768 | to the loop. */ |
| 5769 | break; |
| 5770 | case MPI_EVENT_LINK_STATUS_CHANGE: |
| 5771 | if (evData0 == MPI_EVENT_LINK_STATUS_FAILURE) |
| 5772 | ds = "Link Status(FAILURE) Change"; |
| 5773 | else |
| 5774 | ds = "Link Status(ACTIVE) Change"; |
| 5775 | break; |
| 5776 | case MPI_EVENT_LOOP_STATE_CHANGE: |
| 5777 | if (evData0 == MPI_EVENT_LOOP_STATE_CHANGE_LIP) |
| 5778 | ds = "Loop State(LIP) Change"; |
| 5779 | else if (evData0 == MPI_EVENT_LOOP_STATE_CHANGE_LPE) |
| 5780 | ds = "Loop State(LPE) Change"; /* ??? */ |
| 5781 | else |
| 5782 | ds = "Loop State(LPB) Change"; /* ??? */ |
| 5783 | break; |
| 5784 | case MPI_EVENT_LOGOUT: |
| 5785 | ds = "Logout"; |
| 5786 | break; |
| 5787 | case MPI_EVENT_EVENT_CHANGE: |
| 5788 | if (evData0) |
| 5789 | ds = "Events(ON) Change"; |
| 5790 | else |
| 5791 | ds = "Events(OFF) Change"; |
| 5792 | break; |
| 5793 | case MPI_EVENT_INTEGRATED_RAID: |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5794 | { |
| 5795 | u8 ReasonCode = (u8)(evData0 >> 16); |
| 5796 | switch (ReasonCode) { |
| 5797 | case MPI_EVENT_RAID_RC_VOLUME_CREATED : |
| 5798 | ds = "Integrated Raid: Volume Created"; |
| 5799 | break; |
| 5800 | case MPI_EVENT_RAID_RC_VOLUME_DELETED : |
| 5801 | ds = "Integrated Raid: Volume Deleted"; |
| 5802 | break; |
| 5803 | case MPI_EVENT_RAID_RC_VOLUME_SETTINGS_CHANGED : |
| 5804 | ds = "Integrated Raid: Volume Settings Changed"; |
| 5805 | break; |
| 5806 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED : |
| 5807 | ds = "Integrated Raid: Volume Status Changed"; |
| 5808 | break; |
| 5809 | case MPI_EVENT_RAID_RC_VOLUME_PHYSDISK_CHANGED : |
| 5810 | ds = "Integrated Raid: Volume Physdisk Changed"; |
| 5811 | break; |
| 5812 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED : |
| 5813 | ds = "Integrated Raid: Physdisk Created"; |
| 5814 | break; |
| 5815 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED : |
| 5816 | ds = "Integrated Raid: Physdisk Deleted"; |
| 5817 | break; |
| 5818 | case MPI_EVENT_RAID_RC_PHYSDISK_SETTINGS_CHANGED : |
| 5819 | ds = "Integrated Raid: Physdisk Settings Changed"; |
| 5820 | break; |
| 5821 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED : |
| 5822 | ds = "Integrated Raid: Physdisk Status Changed"; |
| 5823 | break; |
| 5824 | case MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED : |
| 5825 | ds = "Integrated Raid: Domain Validation Needed"; |
| 5826 | break; |
| 5827 | case MPI_EVENT_RAID_RC_SMART_DATA : |
| 5828 | ds = "Integrated Raid; Smart Data"; |
| 5829 | break; |
| 5830 | case MPI_EVENT_RAID_RC_REPLACE_ACTION_STARTED : |
| 5831 | ds = "Integrated Raid: Replace Action Started"; |
| 5832 | break; |
| 5833 | default: |
| 5834 | ds = "Integrated Raid"; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5835 | break; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5836 | } |
| 5837 | break; |
| 5838 | } |
| 5839 | case MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE: |
| 5840 | ds = "SCSI Device Status Change"; |
| 5841 | break; |
| 5842 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: |
| 5843 | { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5844 | char buf[50]; |
| 5845 | u8 id = (u8)(evData0); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5846 | u8 ReasonCode = (u8)(evData0 >> 16); |
| 5847 | switch (ReasonCode) { |
| 5848 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5849 | sprintf(buf,"SAS Device Status Change: Added: id=%d", id); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5850 | break; |
| 5851 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5852 | sprintf(buf,"SAS Device Status Change: Deleted: id=%d", id); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5853 | break; |
| 5854 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5855 | sprintf(buf,"SAS Device Status Change: SMART Data: id=%d", id); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5856 | break; |
| 5857 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5858 | sprintf(buf,"SAS Device Status Change: No Persistancy Added: id=%d", id); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5859 | break; |
| 5860 | default: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5861 | sprintf(buf,"SAS Device Status Change: Unknown: id=%d", id); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5862 | break; |
| 5863 | } |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5864 | ds = buf; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5865 | break; |
| 5866 | } |
| 5867 | case MPI_EVENT_ON_BUS_TIMER_EXPIRED: |
| 5868 | ds = "Bus Timer Expired"; |
| 5869 | break; |
| 5870 | case MPI_EVENT_QUEUE_FULL: |
| 5871 | ds = "Queue Full"; |
| 5872 | break; |
| 5873 | case MPI_EVENT_SAS_SES: |
| 5874 | ds = "SAS SES Event"; |
| 5875 | break; |
| 5876 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
| 5877 | ds = "Persistent Table Full"; |
| 5878 | break; |
| 5879 | case MPI_EVENT_SAS_PHY_LINK_STATUS: |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5880 | { |
| 5881 | char buf[50]; |
| 5882 | u8 LinkRates = (u8)(evData0 >> 8); |
| 5883 | u8 PhyNumber = (u8)(evData0); |
| 5884 | LinkRates = (LinkRates & MPI_EVENT_SAS_PLS_LR_CURRENT_MASK) >> |
| 5885 | MPI_EVENT_SAS_PLS_LR_CURRENT_SHIFT; |
| 5886 | switch (LinkRates) { |
| 5887 | case MPI_EVENT_SAS_PLS_LR_RATE_UNKNOWN: |
| 5888 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5889 | " Rate Unknown",PhyNumber); |
| 5890 | break; |
| 5891 | case MPI_EVENT_SAS_PLS_LR_RATE_PHY_DISABLED: |
| 5892 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5893 | " Phy Disabled",PhyNumber); |
| 5894 | break; |
| 5895 | case MPI_EVENT_SAS_PLS_LR_RATE_FAILED_SPEED_NEGOTIATION: |
| 5896 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5897 | " Failed Speed Nego",PhyNumber); |
| 5898 | break; |
| 5899 | case MPI_EVENT_SAS_PLS_LR_RATE_SATA_OOB_COMPLETE: |
| 5900 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5901 | " Sata OOB Completed",PhyNumber); |
| 5902 | break; |
| 5903 | case MPI_EVENT_SAS_PLS_LR_RATE_1_5: |
| 5904 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5905 | " Rate 1.5 Gbps",PhyNumber); |
| 5906 | break; |
| 5907 | case MPI_EVENT_SAS_PLS_LR_RATE_3_0: |
| 5908 | sprintf(buf,"SAS PHY Link Status: Phy=%d:" |
| 5909 | " Rate 3.0 Gpbs",PhyNumber); |
| 5910 | break; |
| 5911 | default: |
| 5912 | sprintf(buf,"SAS PHY Link Status: Phy=%d", PhyNumber); |
| 5913 | break; |
| 5914 | } |
| 5915 | ds = buf; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5916 | break; |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5917 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5918 | case MPI_EVENT_SAS_DISCOVERY_ERROR: |
| 5919 | ds = "SAS Discovery Error"; |
| 5920 | break; |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 5921 | case MPI_EVENT_IR_RESYNC_UPDATE: |
| 5922 | { |
| 5923 | u8 resync_complete = (u8)(evData0 >> 16); |
| 5924 | char buf[40]; |
| 5925 | sprintf(buf,"IR Resync Update: Complete = %d:",resync_complete); |
| 5926 | ds = buf; |
| 5927 | break; |
| 5928 | } |
| 5929 | case MPI_EVENT_IR2: |
| 5930 | { |
| 5931 | u8 ReasonCode = (u8)(evData0 >> 16); |
| 5932 | switch (ReasonCode) { |
| 5933 | case MPI_EVENT_IR2_RC_LD_STATE_CHANGED: |
| 5934 | ds = "IR2: LD State Changed"; |
| 5935 | break; |
| 5936 | case MPI_EVENT_IR2_RC_PD_STATE_CHANGED: |
| 5937 | ds = "IR2: PD State Changed"; |
| 5938 | break; |
| 5939 | case MPI_EVENT_IR2_RC_BAD_BLOCK_TABLE_FULL: |
| 5940 | ds = "IR2: Bad Block Table Full"; |
| 5941 | break; |
| 5942 | case MPI_EVENT_IR2_RC_PD_INSERTED: |
| 5943 | ds = "IR2: PD Inserted"; |
| 5944 | break; |
| 5945 | case MPI_EVENT_IR2_RC_PD_REMOVED: |
| 5946 | ds = "IR2: PD Removed"; |
| 5947 | break; |
| 5948 | case MPI_EVENT_IR2_RC_FOREIGN_CFG_DETECTED: |
| 5949 | ds = "IR2: Foreign CFG Detected"; |
| 5950 | break; |
| 5951 | case MPI_EVENT_IR2_RC_REBUILD_MEDIUM_ERROR: |
| 5952 | ds = "IR2: Rebuild Medium Error"; |
| 5953 | break; |
| 5954 | default: |
| 5955 | ds = "IR2"; |
| 5956 | break; |
| 5957 | } |
| 5958 | break; |
| 5959 | } |
| 5960 | case MPI_EVENT_SAS_DISCOVERY: |
| 5961 | { |
| 5962 | if (evData0) |
| 5963 | ds = "SAS Discovery: Start"; |
| 5964 | else |
| 5965 | ds = "SAS Discovery: Stop"; |
| 5966 | break; |
| 5967 | } |
| 5968 | case MPI_EVENT_LOG_ENTRY_ADDED: |
| 5969 | ds = "SAS Log Entry Added"; |
| 5970 | break; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5971 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5972 | /* |
| 5973 | * MPT base "custom" events may be added here... |
| 5974 | */ |
| 5975 | default: |
| 5976 | ds = "Unknown"; |
| 5977 | break; |
| 5978 | } |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 5979 | strcpy(evStr,ds); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5980 | } |
| 5981 | |
| 5982 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 5983 | /* |
| 5984 | * ProcessEventNotification - Route a received EventNotificationReply to |
| 5985 | * all currently regeistered event handlers. |
| 5986 | * @ioc: Pointer to MPT_ADAPTER structure |
| 5987 | * @pEventReply: Pointer to EventNotification reply frame |
| 5988 | * @evHandlers: Pointer to integer, number of event handlers |
| 5989 | * |
| 5990 | * Returns sum of event handlers return values. |
| 5991 | */ |
| 5992 | static int |
| 5993 | ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply, int *evHandlers) |
| 5994 | { |
| 5995 | u16 evDataLen; |
| 5996 | u32 evData0 = 0; |
| 5997 | // u32 evCtx; |
| 5998 | int ii; |
| 5999 | int r = 0; |
| 6000 | int handlers = 0; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 6001 | char evStr[100]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6002 | u8 event; |
| 6003 | |
| 6004 | /* |
| 6005 | * Do platform normalization of values |
| 6006 | */ |
| 6007 | event = le32_to_cpu(pEventReply->Event) & 0xFF; |
| 6008 | // evCtx = le32_to_cpu(pEventReply->EventContext); |
| 6009 | evDataLen = le16_to_cpu(pEventReply->EventDataLength); |
| 6010 | if (evDataLen) { |
| 6011 | evData0 = le32_to_cpu(pEventReply->Data[0]); |
| 6012 | } |
| 6013 | |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 6014 | EventDescriptionStr(event, evData0, evStr); |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6015 | devtprintk((MYIOC_s_INFO_FMT "MPT event:(%02Xh) : %s\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6016 | ioc->name, |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6017 | event, |
| 6018 | evStr)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6019 | |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6020 | #if defined(MPT_DEBUG) || defined(MPT_DEBUG_VERBOSE_EVENTS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6021 | printk(KERN_INFO MYNAM ": Event data:\n" KERN_INFO); |
| 6022 | for (ii = 0; ii < evDataLen; ii++) |
| 6023 | printk(" %08x", le32_to_cpu(pEventReply->Data[ii])); |
| 6024 | printk("\n"); |
| 6025 | #endif |
| 6026 | |
| 6027 | /* |
| 6028 | * Do general / base driver event processing |
| 6029 | */ |
| 6030 | switch(event) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6031 | case MPI_EVENT_EVENT_CHANGE: /* 0A */ |
| 6032 | if (evDataLen) { |
| 6033 | u8 evState = evData0 & 0xFF; |
| 6034 | |
| 6035 | /* CHECKME! What if evState unexpectedly says OFF (0)? */ |
| 6036 | |
| 6037 | /* Update EventState field in cached IocFacts */ |
| 6038 | if (ioc->facts.Function) { |
| 6039 | ioc->facts.EventState = evState; |
| 6040 | } |
| 6041 | } |
| 6042 | break; |
Moore, Eric | ece5091 | 2006-01-16 18:53:19 -0700 | [diff] [blame] | 6043 | case MPI_EVENT_INTEGRATED_RAID: |
| 6044 | mptbase_raid_process_event_data(ioc, |
| 6045 | (MpiEventDataRaid_t *)pEventReply->Data); |
| 6046 | break; |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 6047 | default: |
| 6048 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6049 | } |
| 6050 | |
| 6051 | /* |
| 6052 | * Should this event be logged? Events are written sequentially. |
| 6053 | * When buffer is full, start again at the top. |
| 6054 | */ |
| 6055 | if (ioc->events && (ioc->eventTypes & ( 1 << event))) { |
| 6056 | int idx; |
| 6057 | |
Moore, Eric | 5b5ef4f | 2006-02-02 17:19:40 -0700 | [diff] [blame] | 6058 | idx = ioc->eventContext % MPTCTL_EVENT_LOG_SIZE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6059 | |
| 6060 | ioc->events[idx].event = event; |
| 6061 | ioc->events[idx].eventContext = ioc->eventContext; |
| 6062 | |
| 6063 | for (ii = 0; ii < 2; ii++) { |
| 6064 | if (ii < evDataLen) |
| 6065 | ioc->events[idx].data[ii] = le32_to_cpu(pEventReply->Data[ii]); |
| 6066 | else |
| 6067 | ioc->events[idx].data[ii] = 0; |
| 6068 | } |
| 6069 | |
| 6070 | ioc->eventContext++; |
| 6071 | } |
| 6072 | |
| 6073 | |
| 6074 | /* |
| 6075 | * Call each currently registered protocol event handler. |
| 6076 | */ |
| 6077 | for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { |
| 6078 | if (MptEvHandlers[ii]) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6079 | devtverboseprintk((MYIOC_s_INFO_FMT "Routing Event to event handler #%d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6080 | ioc->name, ii)); |
| 6081 | r += (*(MptEvHandlers[ii]))(ioc, pEventReply); |
| 6082 | handlers++; |
| 6083 | } |
| 6084 | } |
| 6085 | /* FIXME? Examine results here? */ |
| 6086 | |
| 6087 | /* |
| 6088 | * If needed, send (a single) EventAck. |
| 6089 | */ |
| 6090 | if (pEventReply->AckRequired == MPI_EVENT_NOTIFICATION_ACK_REQUIRED) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6091 | devtverboseprintk((MYIOC_s_WARN_FMT |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 6092 | "EventAck required\n",ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6093 | if ((ii = SendEventAck(ioc, pEventReply)) != 0) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 6094 | devtverboseprintk((MYIOC_s_WARN_FMT "SendEventAck returned %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6095 | ioc->name, ii)); |
| 6096 | } |
| 6097 | } |
| 6098 | |
| 6099 | *evHandlers = handlers; |
| 6100 | return r; |
| 6101 | } |
| 6102 | |
| 6103 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6104 | /* |
| 6105 | * mpt_fc_log_info - Log information returned from Fibre Channel IOC. |
| 6106 | * @ioc: Pointer to MPT_ADAPTER structure |
| 6107 | * @log_info: U32 LogInfo reply word from the IOC |
| 6108 | * |
| 6109 | * Refer to lsi/fc_log.h. |
| 6110 | */ |
| 6111 | static void |
| 6112 | mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info) |
| 6113 | { |
| 6114 | static char *subcl_str[8] = { |
| 6115 | "FCP Initiator", "FCP Target", "LAN", "MPI Message Layer", |
| 6116 | "FC Link", "Context Manager", "Invalid Field Offset", "State Change Info" |
| 6117 | }; |
| 6118 | u8 subcl = (log_info >> 24) & 0x7; |
| 6119 | |
| 6120 | printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): SubCl={%s}\n", |
| 6121 | ioc->name, log_info, subcl_str[subcl]); |
| 6122 | } |
| 6123 | |
| 6124 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6125 | /* |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 6126 | * mpt_spi_log_info - Log information returned from SCSI Parallel IOC. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6127 | * @ioc: Pointer to MPT_ADAPTER structure |
| 6128 | * @mr: Pointer to MPT reply frame |
| 6129 | * @log_info: U32 LogInfo word from the IOC |
| 6130 | * |
| 6131 | * Refer to lsi/sp_log.h. |
| 6132 | */ |
| 6133 | static void |
Moore, Eric | 335a941 | 2006-01-17 17:06:23 -0700 | [diff] [blame] | 6134 | mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6135 | { |
| 6136 | u32 info = log_info & 0x00FF0000; |
| 6137 | char *desc = "unknown"; |
| 6138 | |
| 6139 | switch (info) { |
| 6140 | case 0x00010000: |
| 6141 | desc = "bug! MID not found"; |
| 6142 | if (ioc->reload_fw == 0) |
| 6143 | ioc->reload_fw++; |
| 6144 | break; |
| 6145 | |
| 6146 | case 0x00020000: |
| 6147 | desc = "Parity Error"; |
| 6148 | break; |
| 6149 | |
| 6150 | case 0x00030000: |
| 6151 | desc = "ASYNC Outbound Overrun"; |
| 6152 | break; |
| 6153 | |
| 6154 | case 0x00040000: |
| 6155 | desc = "SYNC Offset Error"; |
| 6156 | break; |
| 6157 | |
| 6158 | case 0x00050000: |
| 6159 | desc = "BM Change"; |
| 6160 | break; |
| 6161 | |
| 6162 | case 0x00060000: |
| 6163 | desc = "Msg In Overflow"; |
| 6164 | break; |
| 6165 | |
| 6166 | case 0x00070000: |
| 6167 | desc = "DMA Error"; |
| 6168 | break; |
| 6169 | |
| 6170 | case 0x00080000: |
| 6171 | desc = "Outbound DMA Overrun"; |
| 6172 | break; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 6173 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6174 | case 0x00090000: |
| 6175 | desc = "Task Management"; |
| 6176 | break; |
| 6177 | |
| 6178 | case 0x000A0000: |
| 6179 | desc = "Device Problem"; |
| 6180 | break; |
| 6181 | |
| 6182 | case 0x000B0000: |
| 6183 | desc = "Invalid Phase Change"; |
| 6184 | break; |
| 6185 | |
| 6186 | case 0x000C0000: |
| 6187 | desc = "Untagged Table Size"; |
| 6188 | break; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 6189 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6190 | } |
| 6191 | |
| 6192 | printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): F/W: %s\n", ioc->name, log_info, desc); |
| 6193 | } |
| 6194 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 6195 | /* strings for sas loginfo */ |
| 6196 | static char *originator_str[] = { |
| 6197 | "IOP", /* 00h */ |
| 6198 | "PL", /* 01h */ |
| 6199 | "IR" /* 02h */ |
| 6200 | }; |
| 6201 | static char *iop_code_str[] = { |
| 6202 | NULL, /* 00h */ |
| 6203 | "Invalid SAS Address", /* 01h */ |
| 6204 | NULL, /* 02h */ |
| 6205 | "Invalid Page", /* 03h */ |
| 6206 | NULL, /* 04h */ |
| 6207 | "Task Terminated" /* 05h */ |
| 6208 | }; |
| 6209 | static char *pl_code_str[] = { |
| 6210 | NULL, /* 00h */ |
| 6211 | "Open Failure", /* 01h */ |
| 6212 | "Invalid Scatter Gather List", /* 02h */ |
| 6213 | "Wrong Relative Offset or Frame Length", /* 03h */ |
| 6214 | "Frame Transfer Error", /* 04h */ |
| 6215 | "Transmit Frame Connected Low", /* 05h */ |
| 6216 | "SATA Non-NCQ RW Error Bit Set", /* 06h */ |
| 6217 | "SATA Read Log Receive Data Error", /* 07h */ |
| 6218 | "SATA NCQ Fail All Commands After Error", /* 08h */ |
| 6219 | "SATA Error in Receive Set Device Bit FIS", /* 09h */ |
| 6220 | "Receive Frame Invalid Message", /* 0Ah */ |
| 6221 | "Receive Context Message Valid Error", /* 0Bh */ |
| 6222 | "Receive Frame Current Frame Error", /* 0Ch */ |
| 6223 | "SATA Link Down", /* 0Dh */ |
| 6224 | "Discovery SATA Init W IOS", /* 0Eh */ |
| 6225 | "Config Invalid Page", /* 0Fh */ |
| 6226 | "Discovery SATA Init Timeout", /* 10h */ |
| 6227 | "Reset", /* 11h */ |
| 6228 | "Abort", /* 12h */ |
| 6229 | "IO Not Yet Executed", /* 13h */ |
| 6230 | "IO Executed", /* 14h */ |
Moore, Eric | 5bf52c4 | 2006-03-14 09:14:01 -0700 | [diff] [blame] | 6231 | "Persistant Reservation Out Not Affiliation Owner", /* 15h */ |
| 6232 | "Open Transmit DMA Abort", /* 16h */ |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 6233 | NULL, /* 17h */ |
| 6234 | NULL, /* 18h */ |
| 6235 | NULL, /* 19h */ |
| 6236 | NULL, /* 1Ah */ |
| 6237 | NULL, /* 1Bh */ |
| 6238 | NULL, /* 1Ch */ |
| 6239 | NULL, /* 1Dh */ |
| 6240 | NULL, /* 1Eh */ |
| 6241 | NULL, /* 1Fh */ |
| 6242 | "Enclosure Management" /* 20h */ |
| 6243 | }; |
| 6244 | |
| 6245 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6246 | /* |
| 6247 | * mpt_sas_log_info - Log information returned from SAS IOC. |
| 6248 | * @ioc: Pointer to MPT_ADAPTER structure |
| 6249 | * @log_info: U32 LogInfo reply word from the IOC |
| 6250 | * |
| 6251 | * Refer to lsi/mpi_log_sas.h. |
| 6252 | */ |
| 6253 | static void |
| 6254 | mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info) |
| 6255 | { |
| 6256 | union loginfo_type { |
| 6257 | u32 loginfo; |
| 6258 | struct { |
| 6259 | u32 subcode:16; |
| 6260 | u32 code:8; |
| 6261 | u32 originator:4; |
| 6262 | u32 bus_type:4; |
| 6263 | }dw; |
| 6264 | }; |
| 6265 | union loginfo_type sas_loginfo; |
| 6266 | char *code_desc = NULL; |
| 6267 | |
| 6268 | sas_loginfo.loginfo = log_info; |
| 6269 | if ((sas_loginfo.dw.bus_type != 3 /*SAS*/) && |
| 6270 | (sas_loginfo.dw.originator < sizeof(originator_str)/sizeof(char*))) |
| 6271 | return; |
| 6272 | if ((sas_loginfo.dw.originator == 0 /*IOP*/) && |
| 6273 | (sas_loginfo.dw.code < sizeof(iop_code_str)/sizeof(char*))) { |
| 6274 | code_desc = iop_code_str[sas_loginfo.dw.code]; |
| 6275 | }else if ((sas_loginfo.dw.originator == 1 /*PL*/) && |
| 6276 | (sas_loginfo.dw.code < sizeof(pl_code_str)/sizeof(char*) )) { |
| 6277 | code_desc = pl_code_str[sas_loginfo.dw.code]; |
| 6278 | } |
| 6279 | |
| 6280 | if (code_desc != NULL) |
| 6281 | printk(MYIOC_s_INFO_FMT |
| 6282 | "LogInfo(0x%08x): Originator={%s}, Code={%s}," |
| 6283 | " SubCode(0x%04x)\n", |
| 6284 | ioc->name, |
| 6285 | log_info, |
| 6286 | originator_str[sas_loginfo.dw.originator], |
| 6287 | code_desc, |
| 6288 | sas_loginfo.dw.subcode); |
| 6289 | else |
| 6290 | printk(MYIOC_s_INFO_FMT |
| 6291 | "LogInfo(0x%08x): Originator={%s}, Code=(0x%02x)," |
| 6292 | " SubCode(0x%04x)\n", |
| 6293 | ioc->name, |
| 6294 | log_info, |
| 6295 | originator_str[sas_loginfo.dw.originator], |
| 6296 | sas_loginfo.dw.code, |
| 6297 | sas_loginfo.dw.subcode); |
| 6298 | } |
| 6299 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6300 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6301 | /* |
| 6302 | * mpt_sp_ioc_info - IOC information returned from SCSI Parallel IOC. |
| 6303 | * @ioc: Pointer to MPT_ADAPTER structure |
| 6304 | * @ioc_status: U32 IOCStatus word from IOC |
| 6305 | * @mf: Pointer to MPT request frame |
| 6306 | * |
| 6307 | * Refer to lsi/mpi.h. |
| 6308 | */ |
| 6309 | static void |
| 6310 | mpt_sp_ioc_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf) |
| 6311 | { |
| 6312 | u32 status = ioc_status & MPI_IOCSTATUS_MASK; |
| 6313 | char *desc = ""; |
| 6314 | |
| 6315 | switch (status) { |
| 6316 | case MPI_IOCSTATUS_INVALID_FUNCTION: /* 0x0001 */ |
| 6317 | desc = "Invalid Function"; |
| 6318 | break; |
| 6319 | |
| 6320 | case MPI_IOCSTATUS_BUSY: /* 0x0002 */ |
| 6321 | desc = "Busy"; |
| 6322 | break; |
| 6323 | |
| 6324 | case MPI_IOCSTATUS_INVALID_SGL: /* 0x0003 */ |
| 6325 | desc = "Invalid SGL"; |
| 6326 | break; |
| 6327 | |
| 6328 | case MPI_IOCSTATUS_INTERNAL_ERROR: /* 0x0004 */ |
| 6329 | desc = "Internal Error"; |
| 6330 | break; |
| 6331 | |
| 6332 | case MPI_IOCSTATUS_RESERVED: /* 0x0005 */ |
| 6333 | desc = "Reserved"; |
| 6334 | break; |
| 6335 | |
| 6336 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: /* 0x0006 */ |
| 6337 | desc = "Insufficient Resources"; |
| 6338 | break; |
| 6339 | |
| 6340 | case MPI_IOCSTATUS_INVALID_FIELD: /* 0x0007 */ |
| 6341 | desc = "Invalid Field"; |
| 6342 | break; |
| 6343 | |
| 6344 | case MPI_IOCSTATUS_INVALID_STATE: /* 0x0008 */ |
| 6345 | desc = "Invalid State"; |
| 6346 | break; |
| 6347 | |
| 6348 | case MPI_IOCSTATUS_CONFIG_INVALID_ACTION: /* 0x0020 */ |
| 6349 | case MPI_IOCSTATUS_CONFIG_INVALID_TYPE: /* 0x0021 */ |
| 6350 | case MPI_IOCSTATUS_CONFIG_INVALID_PAGE: /* 0x0022 */ |
| 6351 | case MPI_IOCSTATUS_CONFIG_INVALID_DATA: /* 0x0023 */ |
| 6352 | case MPI_IOCSTATUS_CONFIG_NO_DEFAULTS: /* 0x0024 */ |
| 6353 | case MPI_IOCSTATUS_CONFIG_CANT_COMMIT: /* 0x0025 */ |
| 6354 | /* No message for Config IOCStatus values */ |
| 6355 | break; |
| 6356 | |
| 6357 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ |
| 6358 | /* No message for recovered error |
| 6359 | desc = "SCSI Recovered Error"; |
| 6360 | */ |
| 6361 | break; |
| 6362 | |
| 6363 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: /* 0x0041 */ |
| 6364 | desc = "SCSI Invalid Bus"; |
| 6365 | break; |
| 6366 | |
| 6367 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: /* 0x0042 */ |
| 6368 | desc = "SCSI Invalid TargetID"; |
| 6369 | break; |
| 6370 | |
| 6371 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ |
| 6372 | { |
| 6373 | SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf; |
| 6374 | U8 cdb = pScsiReq->CDB[0]; |
| 6375 | if (cdb != 0x12) { /* Inquiry is issued for device scanning */ |
| 6376 | desc = "SCSI Device Not There"; |
| 6377 | } |
| 6378 | break; |
| 6379 | } |
| 6380 | |
| 6381 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ |
| 6382 | desc = "SCSI Data Overrun"; |
| 6383 | break; |
| 6384 | |
| 6385 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 6386 | /* This error is checked in scsi_io_done(). Skip. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6387 | desc = "SCSI Data Underrun"; |
| 6388 | */ |
| 6389 | break; |
| 6390 | |
| 6391 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ |
| 6392 | desc = "SCSI I/O Data Error"; |
| 6393 | break; |
| 6394 | |
| 6395 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ |
| 6396 | desc = "SCSI Protocol Error"; |
| 6397 | break; |
| 6398 | |
| 6399 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ |
| 6400 | desc = "SCSI Task Terminated"; |
| 6401 | break; |
| 6402 | |
| 6403 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ |
| 6404 | desc = "SCSI Residual Mismatch"; |
| 6405 | break; |
| 6406 | |
| 6407 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */ |
| 6408 | desc = "SCSI Task Management Failed"; |
| 6409 | break; |
| 6410 | |
| 6411 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ |
| 6412 | desc = "SCSI IOC Terminated"; |
| 6413 | break; |
| 6414 | |
| 6415 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ |
| 6416 | desc = "SCSI Ext Terminated"; |
| 6417 | break; |
| 6418 | |
| 6419 | default: |
| 6420 | desc = "Others"; |
| 6421 | break; |
| 6422 | } |
| 6423 | if (desc != "") |
| 6424 | printk(MYIOC_s_INFO_FMT "IOCStatus(0x%04x): %s\n", ioc->name, status, desc); |
| 6425 | } |
| 6426 | |
| 6427 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 6428 | EXPORT_SYMBOL(mpt_attach); |
| 6429 | EXPORT_SYMBOL(mpt_detach); |
| 6430 | #ifdef CONFIG_PM |
| 6431 | EXPORT_SYMBOL(mpt_resume); |
| 6432 | EXPORT_SYMBOL(mpt_suspend); |
| 6433 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6434 | EXPORT_SYMBOL(ioc_list); |
Linus Torvalds | f747307 | 2005-11-29 14:21:57 -0800 | [diff] [blame] | 6435 | EXPORT_SYMBOL(mpt_proc_root_dir); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6436 | EXPORT_SYMBOL(mpt_register); |
| 6437 | EXPORT_SYMBOL(mpt_deregister); |
| 6438 | EXPORT_SYMBOL(mpt_event_register); |
| 6439 | EXPORT_SYMBOL(mpt_event_deregister); |
| 6440 | EXPORT_SYMBOL(mpt_reset_register); |
| 6441 | EXPORT_SYMBOL(mpt_reset_deregister); |
| 6442 | EXPORT_SYMBOL(mpt_device_driver_register); |
| 6443 | EXPORT_SYMBOL(mpt_device_driver_deregister); |
| 6444 | EXPORT_SYMBOL(mpt_get_msg_frame); |
| 6445 | EXPORT_SYMBOL(mpt_put_msg_frame); |
| 6446 | EXPORT_SYMBOL(mpt_free_msg_frame); |
| 6447 | EXPORT_SYMBOL(mpt_add_sge); |
| 6448 | EXPORT_SYMBOL(mpt_send_handshake_request); |
| 6449 | EXPORT_SYMBOL(mpt_verify_adapter); |
| 6450 | EXPORT_SYMBOL(mpt_GetIocState); |
| 6451 | EXPORT_SYMBOL(mpt_print_ioc_summary); |
| 6452 | EXPORT_SYMBOL(mpt_lan_index); |
Linus Torvalds | f747307 | 2005-11-29 14:21:57 -0800 | [diff] [blame] | 6453 | EXPORT_SYMBOL(mpt_stm_index); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6454 | EXPORT_SYMBOL(mpt_HardResetHandler); |
| 6455 | EXPORT_SYMBOL(mpt_config); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6456 | EXPORT_SYMBOL(mpt_findImVolumes); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6457 | EXPORT_SYMBOL(mpt_alloc_fw_memory); |
| 6458 | EXPORT_SYMBOL(mpt_free_fw_memory); |
Christoph Hellwig | 82ffb671 | 2005-09-09 16:25:54 +0200 | [diff] [blame] | 6459 | EXPORT_SYMBOL(mptbase_sas_persist_operation); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 6460 | EXPORT_SYMBOL(mptbase_GetFcPortPage0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6461 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6462 | |
| 6463 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6464 | /* |
| 6465 | * fusion_init - Fusion MPT base driver initialization routine. |
| 6466 | * |
| 6467 | * Returns 0 for success, non-zero for failure. |
| 6468 | */ |
| 6469 | static int __init |
| 6470 | fusion_init(void) |
| 6471 | { |
| 6472 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6473 | |
| 6474 | show_mptmod_ver(my_NAME, my_VERSION); |
| 6475 | printk(KERN_INFO COPYRIGHT "\n"); |
| 6476 | |
| 6477 | for (i = 0; i < MPT_MAX_PROTOCOL_DRIVERS; i++) { |
| 6478 | MptCallbacks[i] = NULL; |
| 6479 | MptDriverClass[i] = MPTUNKNOWN_DRIVER; |
| 6480 | MptEvHandlers[i] = NULL; |
| 6481 | MptResetHandlers[i] = NULL; |
| 6482 | } |
| 6483 | |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 6484 | /* Register ourselves (mptbase) in order to facilitate |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6485 | * EventNotification handling. |
| 6486 | */ |
| 6487 | mpt_base_index = mpt_register(mpt_base_reply, MPTBASE_DRIVER); |
| 6488 | |
| 6489 | /* Register for hard reset handling callbacks. |
| 6490 | */ |
| 6491 | if (mpt_reset_register(mpt_base_index, mpt_ioc_reset) == 0) { |
| 6492 | dprintk((KERN_INFO MYNAM ": Register for IOC reset notification\n")); |
| 6493 | } else { |
| 6494 | /* FIXME! */ |
| 6495 | } |
| 6496 | |
| 6497 | #ifdef CONFIG_PROC_FS |
| 6498 | (void) procmpt_create(); |
| 6499 | #endif |
Moore, Eric Dean | 7fadc87 | 2005-04-22 18:01:16 -0400 | [diff] [blame] | 6500 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6501 | } |
| 6502 | |
| 6503 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 6504 | /* |
| 6505 | * fusion_exit - Perform driver unload cleanup. |
| 6506 | * |
| 6507 | * This routine frees all resources associated with each MPT adapter |
| 6508 | * and removes all %MPT_PROCFS_MPTBASEDIR entries. |
| 6509 | */ |
| 6510 | static void __exit |
| 6511 | fusion_exit(void) |
| 6512 | { |
| 6513 | |
| 6514 | dexitprintk((KERN_INFO MYNAM ": fusion_exit() called!\n")); |
| 6515 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6516 | mpt_reset_deregister(mpt_base_index); |
| 6517 | |
| 6518 | #ifdef CONFIG_PROC_FS |
| 6519 | procmpt_destroy(); |
| 6520 | #endif |
| 6521 | } |
| 6522 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6523 | module_init(fusion_init); |
| 6524 | module_exit(fusion_exit); |