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1/*
2 * PMC-Sierra PM8001/8081/8088/8089 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 USI Co., Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40
41#ifndef _PM8001_SAS_H_
42#define _PM8001_SAS_H_
43
44#include <linux/kernel.h>
45#include <linux/module.h>
46#include <linux/spinlock.h>
47#include <linux/delay.h>
48#include <linux/types.h>
49#include <linux/ctype.h>
50#include <linux/dma-mapping.h>
51#include <linux/pci.h>
52#include <linux/interrupt.h>
53#include <linux/workqueue.h>
54#include <scsi/libsas.h>
55#include <scsi/scsi_tcq.h>
56#include <scsi/sas_ata.h>
57#include <linux/atomic.h>
58#include "pm8001_defs.h"
59
60#define DRV_NAME "pm80xx"
61#define DRV_VERSION "0.1.38"
62#define PM8001_FAIL_LOGGING 0x01 /* Error message logging */
63#define PM8001_INIT_LOGGING 0x02 /* driver init logging */
64#define PM8001_DISC_LOGGING 0x04 /* discovery layer logging */
65#define PM8001_IO_LOGGING 0x08 /* I/O path logging */
66#define PM8001_EH_LOGGING 0x10 /* libsas EH function logging*/
67#define PM8001_IOCTL_LOGGING 0x20 /* IOCTL message logging */
68#define PM8001_MSG_LOGGING 0x40 /* misc message logging */
69#define pm8001_printk(format, arg...) printk(KERN_INFO "pm80xx %s %d:" \
70 format, __func__, __LINE__, ## arg)
71#define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD) \
72do { \
73 if (unlikely(HBA->logging_level & LEVEL)) \
74 do { \
75 CMD; \
76 } while (0); \
77} while (0);
78
79#define PM8001_EH_DBG(HBA, CMD) \
80 PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD)
81
82#define PM8001_INIT_DBG(HBA, CMD) \
83 PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD)
84
85#define PM8001_DISC_DBG(HBA, CMD) \
86 PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD)
87
88#define PM8001_IO_DBG(HBA, CMD) \
89 PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD)
90
91#define PM8001_FAIL_DBG(HBA, CMD) \
92 PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD)
93
94#define PM8001_IOCTL_DBG(HBA, CMD) \
95 PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD)
96
97#define PM8001_MSG_DBG(HBA, CMD) \
98 PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD)
99
100
101#define PM8001_USE_TASKLET
102#define PM8001_USE_MSIX
103#define PM8001_READ_VPD
104
105
106#define DEV_IS_EXPANDER(type) ((type == SAS_EDGE_EXPANDER_DEVICE) || (type == SAS_FANOUT_EXPANDER_DEVICE))
107#define IS_SPCV_12G(dev) ((dev->device == 0X8074) \
108 || (dev->device == 0X8076) \
109 || (dev->device == 0X8077) \
110 || (dev->device == 0X8070) \
111 || (dev->device == 0X8072))
112
113#define PM8001_NAME_LENGTH 32/* generic length of strings */
114extern struct list_head hba_list;
115extern const struct pm8001_dispatch pm8001_8001_dispatch;
116extern const struct pm8001_dispatch pm8001_80xx_dispatch;
117
118struct pm8001_hba_info;
119struct pm8001_ccb_info;
120struct pm8001_device;
121/* define task management IU */
122struct pm8001_tmf_task {
123 u8 tmf;
124 u32 tag_of_task_to_be_managed;
125};
126struct pm8001_ioctl_payload {
127 u32 signature;
128 u16 major_function;
129 u16 minor_function;
130 u16 length;
131 u16 status;
132 u16 offset;
133 u16 id;
134 u8 *func_specific;
135};
136
137#define MPI_FATAL_ERROR_TABLE_OFFSET_MASK 0xFFFFFF
138#define MPI_FATAL_ERROR_TABLE_SIZE(value) ((0xFF000000 & value) >> SHIFT24)
139#define MPI_FATAL_EDUMP_TABLE_LO_OFFSET 0x00 /* HNFBUFL */
140#define MPI_FATAL_EDUMP_TABLE_HI_OFFSET 0x04 /* HNFBUFH */
141#define MPI_FATAL_EDUMP_TABLE_LENGTH 0x08 /* HNFBLEN */
142#define MPI_FATAL_EDUMP_TABLE_HANDSHAKE 0x0C /* FDDHSHK */
143#define MPI_FATAL_EDUMP_TABLE_STATUS 0x10 /* FDDTSTAT */
144#define MPI_FATAL_EDUMP_TABLE_ACCUM_LEN 0x14 /* ACCDDLEN */
145#define MPI_FATAL_EDUMP_HANDSHAKE_RDY 0x1
146#define MPI_FATAL_EDUMP_HANDSHAKE_BUSY 0x0
147#define MPI_FATAL_EDUMP_TABLE_STAT_RSVD 0x0
148#define MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED 0x1
149#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA 0x2
150#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE 0x3
151#define TYPE_GSM_SPACE 1
152#define TYPE_QUEUE 2
153#define TYPE_FATAL 3
154#define TYPE_NON_FATAL 4
155#define TYPE_INBOUND 1
156#define TYPE_OUTBOUND 2
157struct forensic_data {
158 u32 data_type;
159 union {
160 struct {
161 u32 direct_len;
162 u32 direct_offset;
163 void *direct_data;
164 } gsm_buf;
165 struct {
166 u16 queue_type;
167 u16 queue_index;
168 u32 direct_len;
169 void *direct_data;
170 } queue_buf;
171 struct {
172 u32 direct_len;
173 u32 direct_offset;
174 u32 read_len;
175 void *direct_data;
176 } data_buf;
177 };
178};
179
180/* bit31-26 - mask bar */
181#define SCRATCH_PAD0_BAR_MASK 0xFC000000
182/* bit25-0 - offset mask */
183#define SCRATCH_PAD0_OFFSET_MASK 0x03FFFFFF
184/* if AAP error state */
185#define SCRATCH_PAD0_AAPERR_MASK 0xFFFFFFFF
186/* Inbound doorbell bit7 */
187#define SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP 0x80
188/* Inbound doorbell bit7 SPCV */
189#define SPCV_MSGU_CFG_TABLE_TRANSFER_DEBUG_INFO 0x80
190#define MAIN_MERRDCTO_MERRDCES 0xA0/* DWORD 0x28) */
191
192struct pm8001_dispatch {
193 char *name;
194 int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
195 int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha);
196 void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
197 int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
198 void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
199 irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha, u8 vec);
200 u32 (*is_our_interupt)(struct pm8001_hba_info *pm8001_ha);
201 int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha, u8 vec);
202 void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
203 void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
204 void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
205 int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
206 struct pm8001_ccb_info *ccb);
207 int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
208 struct pm8001_ccb_info *ccb);
209 int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
210 struct pm8001_ccb_info *ccb);
211 int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
212 int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
213 int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
214 struct pm8001_device *pm8001_dev, u32 flag);
215 int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
216 int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
217 u32 phy_id, u32 phy_op);
218 int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
219 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
220 u32 cmd_tag);
221 int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
222 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
223 int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
224 int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
225 int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
226 void *payload);
227 int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
228 struct pm8001_device *pm8001_dev, u32 state);
229 int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
230 u32 state);
231 int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
232 u32 state);
233 int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
234};
235
236struct pm8001_chip_info {
237 u32 encrypt;
238 u32 n_phy;
239 const struct pm8001_dispatch *dispatch;
240};
241#define PM8001_CHIP_DISP (pm8001_ha->chip->dispatch)
242
243struct pm8001_port {
244 struct asd_sas_port sas_port;
245 u8 port_attached;
246 u16 wide_port_phymap;
247 u8 port_state;
248 struct list_head list;
249};
250
251struct pm8001_phy {
252 struct pm8001_hba_info *pm8001_ha;
253 struct pm8001_port *port;
254 struct asd_sas_phy sas_phy;
255 struct sas_identify identify;
256 struct scsi_device *sdev;
257 u64 dev_sas_addr;
258 u32 phy_type;
259 struct completion *enable_completion;
260 u32 frame_rcvd_size;
261 u8 frame_rcvd[32];
262 u8 phy_attached;
263 u8 phy_state;
264 enum sas_linkrate minimum_linkrate;
265 enum sas_linkrate maximum_linkrate;
266 struct completion *reset_completion;
267 bool port_reset_status;
268 bool reset_success;
269};
270
271/* port reset status */
272#define PORT_RESET_SUCCESS 0x00
273#define PORT_RESET_TMO 0x01
274
275struct pm8001_device {
276 enum sas_device_type dev_type;
277 struct domain_device *sas_device;
278 u32 attached_phy;
279 u32 id;
280 struct completion *dcompletion;
281 struct completion *setds_completion;
282 u32 device_id;
283 u32 running_req;
284};
285
286struct pm8001_prd_imt {
287 __le32 len;
288 __le32 e;
289};
290
291struct pm8001_prd {
292 __le64 addr; /* 64-bit buffer address */
293 struct pm8001_prd_imt im_len; /* 64-bit length */
294} __attribute__ ((packed));
295/*
296 * CCB(Command Control Block)
297 */
298struct pm8001_ccb_info {
299 struct list_head entry;
300 struct sas_task *task;
301 u32 n_elem;
302 u32 ccb_tag;
303 dma_addr_t ccb_dma_handle;
304 struct pm8001_device *device;
305 struct pm8001_prd buf_prd[PM8001_MAX_DMA_SG];
306 struct fw_control_ex *fw_control_context;
307 u8 open_retry;
308};
309
310struct mpi_mem {
311 void *virt_ptr;
312 dma_addr_t phys_addr;
313 u32 phys_addr_hi;
314 u32 phys_addr_lo;
315 u32 total_len;
316 u32 num_elements;
317 u32 element_size;
318 u32 alignment;
319};
320
321struct mpi_mem_req {
322 /* The number of element in the mpiMemory array */
323 u32 count;
324 /* The array of structures that define memroy regions*/
325 struct mpi_mem region[USI_MAX_MEMCNT];
326};
327
328struct encrypt {
329 u32 cipher_mode;
330 u32 sec_mode;
331 u32 status;
332 u32 flag;
333};
334
335struct sas_phy_attribute_table {
336 u32 phystart1_16[16];
337 u32 outbound_hw_event_pid1_16[16];
338};
339
340union main_cfg_table {
341 struct {
342 u32 signature;
343 u32 interface_rev;
344 u32 firmware_rev;
345 u32 max_out_io;
346 u32 max_sgl;
347 u32 ctrl_cap_flag;
348 u32 gst_offset;
349 u32 inbound_queue_offset;
350 u32 outbound_queue_offset;
351 u32 inbound_q_nppd_hppd;
352 u32 outbound_hw_event_pid0_3;
353 u32 outbound_hw_event_pid4_7;
354 u32 outbound_ncq_event_pid0_3;
355 u32 outbound_ncq_event_pid4_7;
356 u32 outbound_tgt_ITNexus_event_pid0_3;
357 u32 outbound_tgt_ITNexus_event_pid4_7;
358 u32 outbound_tgt_ssp_event_pid0_3;
359 u32 outbound_tgt_ssp_event_pid4_7;
360 u32 outbound_tgt_smp_event_pid0_3;
361 u32 outbound_tgt_smp_event_pid4_7;
362 u32 upper_event_log_addr;
363 u32 lower_event_log_addr;
364 u32 event_log_size;
365 u32 event_log_option;
366 u32 upper_iop_event_log_addr;
367 u32 lower_iop_event_log_addr;
368 u32 iop_event_log_size;
369 u32 iop_event_log_option;
370 u32 fatal_err_interrupt;
371 u32 fatal_err_dump_offset0;
372 u32 fatal_err_dump_length0;
373 u32 fatal_err_dump_offset1;
374 u32 fatal_err_dump_length1;
375 u32 hda_mode_flag;
376 u32 anolog_setup_table_offset;
377 u32 rsvd[4];
378 } pm8001_tbl;
379
380 struct {
381 u32 signature;
382 u32 interface_rev;
383 u32 firmware_rev;
384 u32 max_out_io;
385 u32 max_sgl;
386 u32 ctrl_cap_flag;
387 u32 gst_offset;
388 u32 inbound_queue_offset;
389 u32 outbound_queue_offset;
390 u32 inbound_q_nppd_hppd;
391 u32 rsvd[8];
392 u32 crc_core_dump;
393 u32 rsvd1;
394 u32 upper_event_log_addr;
395 u32 lower_event_log_addr;
396 u32 event_log_size;
397 u32 event_log_severity;
398 u32 upper_pcs_event_log_addr;
399 u32 lower_pcs_event_log_addr;
400 u32 pcs_event_log_size;
401 u32 pcs_event_log_severity;
402 u32 fatal_err_interrupt;
403 u32 fatal_err_dump_offset0;
404 u32 fatal_err_dump_length0;
405 u32 fatal_err_dump_offset1;
406 u32 fatal_err_dump_length1;
407 u32 gpio_led_mapping;
408 u32 analog_setup_table_offset;
409 u32 int_vec_table_offset;
410 u32 phy_attr_table_offset;
411 u32 port_recovery_timer;
412 u32 interrupt_reassertion_delay;
413 u32 fatal_n_non_fatal_dump; /* 0x28 */
414 u32 ila_version;
415 u32 inc_fw_version;
416 } pm80xx_tbl;
417};
418
419union general_status_table {
420 struct {
421 u32 gst_len_mpistate;
422 u32 iq_freeze_state0;
423 u32 iq_freeze_state1;
424 u32 msgu_tcnt;
425 u32 iop_tcnt;
426 u32 rsvd;
427 u32 phy_state[8];
428 u32 gpio_input_val;
429 u32 rsvd1[2];
430 u32 recover_err_info[8];
431 } pm8001_tbl;
432 struct {
433 u32 gst_len_mpistate;
434 u32 iq_freeze_state0;
435 u32 iq_freeze_state1;
436 u32 msgu_tcnt;
437 u32 iop_tcnt;
438 u32 rsvd[9];
439 u32 gpio_input_val;
440 u32 rsvd1[2];
441 u32 recover_err_info[8];
442 } pm80xx_tbl;
443};
444struct inbound_queue_table {
445 u32 element_pri_size_cnt;
446 u32 upper_base_addr;
447 u32 lower_base_addr;
448 u32 ci_upper_base_addr;
449 u32 ci_lower_base_addr;
450 u32 pi_pci_bar;
451 u32 pi_offset;
452 u32 total_length;
453 void *base_virt;
454 void *ci_virt;
455 u32 reserved;
456 __le32 consumer_index;
457 u32 producer_idx;
458};
459struct outbound_queue_table {
460 u32 element_size_cnt;
461 u32 upper_base_addr;
462 u32 lower_base_addr;
463 void *base_virt;
464 u32 pi_upper_base_addr;
465 u32 pi_lower_base_addr;
466 u32 ci_pci_bar;
467 u32 ci_offset;
468 u32 total_length;
469 void *pi_virt;
470 u32 interrup_vec_cnt_delay;
471 u32 dinterrup_to_pci_offset;
472 __le32 producer_index;
473 u32 consumer_idx;
474};
475struct pm8001_hba_memspace {
476 void __iomem *memvirtaddr;
477 u64 membase;
478 u32 memsize;
479};
480struct isr_param {
481 struct pm8001_hba_info *drv_inst;
482 u32 irq_id;
483};
484struct pm8001_hba_info {
485 char name[PM8001_NAME_LENGTH];
486 struct list_head list;
487 unsigned long flags;
488 spinlock_t lock;/* host-wide lock */
489 spinlock_t bitmap_lock;
490 struct pci_dev *pdev;/* our device */
491 struct device *dev;
492 struct pm8001_hba_memspace io_mem[6];
493 struct mpi_mem_req memoryMap;
494 struct encrypt encrypt_info; /* support encryption */
495 struct forensic_data forensic_info;
496 u32 fatal_bar_loc;
497 u32 forensic_last_offset;
498 u32 fatal_forensic_shift_offset;
499 u32 forensic_fatal_step;
500 u32 evtlog_ib_offset;
501 u32 evtlog_ob_offset;
502 void __iomem *msg_unit_tbl_addr;/*Message Unit Table Addr*/
503 void __iomem *main_cfg_tbl_addr;/*Main Config Table Addr*/
504 void __iomem *general_stat_tbl_addr;/*General Status Table Addr*/
505 void __iomem *inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
506 void __iomem *outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
507 void __iomem *pspa_q_tbl_addr;
508 /*MPI SAS PHY attributes Queue Config Table Addr*/
509 void __iomem *ivt_tbl_addr; /*MPI IVT Table Addr */
510 void __iomem *fatal_tbl_addr; /*MPI IVT Table Addr */
511 union main_cfg_table main_cfg_tbl;
512 union general_status_table gs_tbl;
513 struct inbound_queue_table inbnd_q_tbl[PM8001_MAX_SPCV_INB_NUM];
514 struct outbound_queue_table outbnd_q_tbl[PM8001_MAX_SPCV_OUTB_NUM];
515 struct sas_phy_attribute_table phy_attr_table;
516 /* MPI SAS PHY attributes */
517 u8 sas_addr[SAS_ADDR_SIZE];
518 struct sas_ha_struct *sas;/* SCSI/SAS glue */
519 struct Scsi_Host *shost;
520 u32 chip_id;
521 const struct pm8001_chip_info *chip;
522 struct completion *nvmd_completion;
523 int tags_num;
524 unsigned long *tags;
525 struct pm8001_phy phy[PM8001_MAX_PHYS];
526 struct pm8001_port port[PM8001_MAX_PHYS];
527 u32 id;
528 u32 irq;
529 u32 iomb_size; /* SPC and SPCV IOMB size */
530 struct pm8001_device *devices;
531 struct pm8001_ccb_info *ccb_info;
532#ifdef PM8001_USE_MSIX
533 int number_of_intr;/*will be used in remove()*/
534#endif
535#ifdef PM8001_USE_TASKLET
536 struct tasklet_struct tasklet[PM8001_MAX_MSIX_VEC];
537#endif
538 u32 logging_level;
539 u32 fw_status;
540 u32 smp_exp_mode;
541 const struct firmware *fw_image;
542 struct isr_param irq_vector[PM8001_MAX_MSIX_VEC];
543 u32 reset_in_progress;
544};
545
546struct pm8001_work {
547 struct work_struct work;
548 struct pm8001_hba_info *pm8001_ha;
549 void *data;
550 int handler;
551};
552
553struct pm8001_fw_image_header {
554 u8 vender_id[8];
555 u8 product_id;
556 u8 hardware_rev;
557 u8 dest_partition;
558 u8 reserved;
559 u8 fw_rev[4];
560 __be32 image_length;
561 __be32 image_crc;
562 __be32 startup_entry;
563} __attribute__((packed, aligned(4)));
564
565
566/**
567 * FW Flash Update status values
568 */
569#define FLASH_UPDATE_COMPLETE_PENDING_REBOOT 0x00
570#define FLASH_UPDATE_IN_PROGRESS 0x01
571#define FLASH_UPDATE_HDR_ERR 0x02
572#define FLASH_UPDATE_OFFSET_ERR 0x03
573#define FLASH_UPDATE_CRC_ERR 0x04
574#define FLASH_UPDATE_LENGTH_ERR 0x05
575#define FLASH_UPDATE_HW_ERR 0x06
576#define FLASH_UPDATE_DNLD_NOT_SUPPORTED 0x10
577#define FLASH_UPDATE_DISABLED 0x11
578
579#define NCQ_READ_LOG_FLAG 0x80000000
580#define NCQ_ABORT_ALL_FLAG 0x40000000
581#define NCQ_2ND_RLE_FLAG 0x20000000
582
583/* Device states */
584#define DS_OPERATIONAL 0x01
585#define DS_PORT_IN_RESET 0x02
586#define DS_IN_RECOVERY 0x03
587#define DS_IN_ERROR 0x04
588#define DS_NON_OPERATIONAL 0x07
589
590/**
591 * brief param structure for firmware flash update.
592 */
593struct fw_flash_updata_info {
594 u32 cur_image_offset;
595 u32 cur_image_len;
596 u32 total_image_len;
597 struct pm8001_prd sgl;
598};
599
600struct fw_control_info {
601 u32 retcode;/*ret code (status)*/
602 u32 phase;/*ret code phase*/
603 u32 phaseCmplt;/*percent complete for the current
604 update phase */
605 u32 version;/*Hex encoded firmware version number*/
606 u32 offset;/*Used for downloading firmware */
607 u32 len; /*len of buffer*/
608 u32 size;/* Used in OS VPD and Trace get size
609 operations.*/
610 u32 reserved;/* padding required for 64 bit
611 alignment */
612 u8 buffer[1];/* Start of buffer */
613};
614struct fw_control_ex {
615 struct fw_control_info *fw_control;
616 void *buffer;/* keep buffer pointer to be
617 freed when the response comes*/
618 void *virtAddr;/* keep virtual address of the data */
619 void *usrAddr;/* keep virtual address of the
620 user data */
621 dma_addr_t phys_addr;
622 u32 len; /* len of buffer */
623 void *payload; /* pointer to IOCTL Payload */
624 u8 inProgress;/*if 1 - the IOCTL request is in
625 progress */
626 void *param1;
627 void *param2;
628 void *param3;
629};
630
631/* pm8001 workqueue */
632extern struct workqueue_struct *pm8001_wq;
633
634/******************** function prototype *********************/
635int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
636void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha);
637u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
638void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
639 struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx);
640int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
641 void *funcdata);
642void pm8001_scan_start(struct Scsi_Host *shost);
643int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
644int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags);
645int pm8001_abort_task(struct sas_task *task);
646int pm8001_abort_task_set(struct domain_device *dev, u8 *lun);
647int pm8001_clear_aca(struct domain_device *dev, u8 *lun);
648int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
649int pm8001_dev_found(struct domain_device *dev);
650void pm8001_dev_gone(struct domain_device *dev);
651int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
652int pm8001_I_T_nexus_reset(struct domain_device *dev);
653int pm8001_I_T_nexus_event_handler(struct domain_device *dev);
654int pm8001_query_task(struct sas_task *task);
655void pm8001_open_reject_retry(
656 struct pm8001_hba_info *pm8001_ha,
657 struct sas_task *task_to_close,
658 struct pm8001_device *device_to_close);
659int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
660 dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
661 u32 mem_size, u32 align);
662
663void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha);
664int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
665 struct inbound_queue_table *circularQ,
666 u32 opCode, void *payload, u32 responseQueue);
667int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
668 u16 messageSize, void **messagePtr);
669u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
670 struct outbound_queue_table *circularQ, u8 bc);
671u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
672 struct outbound_queue_table *circularQ,
673 void **messagePtr1, u8 *pBC);
674int pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
675 struct pm8001_device *pm8001_dev, u32 state);
676int pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
677 void *payload);
678int pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
679 void *fw_flash_updata_info, u32 tag);
680int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
681int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
682int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
683 struct pm8001_ccb_info *ccb,
684 struct pm8001_tmf_task *tmf);
685int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
686 struct pm8001_device *pm8001_dev,
687 u8 flag, u32 task_tag, u32 cmd_tag);
688int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, u32 device_id);
689void pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd);
690void pm8001_work_fn(struct work_struct *work);
691int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha,
692 void *data, int handler);
693void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
694 void *piomb);
695void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
696 void *piomb);
697void pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
698 void *piomb);
699int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha,
700 void *piomb);
701void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate);
702void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, u8 *sas_addr);
703void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i);
704int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
705int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
706int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
707 void *piomb);
708int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb);
709int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
710struct sas_task *pm8001_alloc_task(void);
711void pm8001_task_done(struct sas_task *task);
712void pm8001_free_task(struct sas_task *task);
713void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag);
714struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
715 u32 device_id);
716int pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha);
717
718int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
719void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
720 u32 length, u8 *buf);
721void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
722 u32 phy, u32 length, u32 *buf);
723int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
724ssize_t pm80xx_get_fatal_dump(struct device *cdev,
725 struct device_attribute *attr, char *buf);
726ssize_t pm8001_get_gsm_dump(struct device *cdev, u32, char *buf);
727/* ctl shared API */
728extern struct device_attribute *pm8001_host_attrs[];
729
730static inline void
731pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
732 struct sas_task *task, struct pm8001_ccb_info *ccb,
733 u32 ccb_idx)
734{
735 pm8001_ccb_task_free(pm8001_ha, task, ccb, ccb_idx);
736 smp_mb(); /*in order to force CPU ordering*/
737 spin_unlock(&pm8001_ha->lock);
738 task->task_done(task);
739 spin_lock(&pm8001_ha->lock);
740}
741
742#endif
743
1/*
2 * PMC-Sierra PM8001/8081/8088/8089 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 USI Co., Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40
41#ifndef _PM8001_SAS_H_
42#define _PM8001_SAS_H_
43
44#include <linux/kernel.h>
45#include <linux/module.h>
46#include <linux/spinlock.h>
47#include <linux/delay.h>
48#include <linux/types.h>
49#include <linux/ctype.h>
50#include <linux/dma-mapping.h>
51#include <linux/pci.h>
52#include <linux/interrupt.h>
53#include <linux/workqueue.h>
54#include <scsi/libsas.h>
55#include <scsi/scsi_tcq.h>
56#include <scsi/sas_ata.h>
57#include <linux/atomic.h>
58#include <linux/blk-mq.h>
59#include <linux/blk-mq-pci.h>
60#include "pm8001_defs.h"
61
62#define DRV_NAME "pm80xx"
63#define DRV_VERSION "0.1.40"
64#define PM8001_FAIL_LOGGING 0x01 /* Error message logging */
65#define PM8001_INIT_LOGGING 0x02 /* driver init logging */
66#define PM8001_DISC_LOGGING 0x04 /* discovery layer logging */
67#define PM8001_IO_LOGGING 0x08 /* I/O path logging */
68#define PM8001_EH_LOGGING 0x10 /* libsas EH function logging*/
69#define PM8001_IOCTL_LOGGING 0x20 /* IOCTL message logging */
70#define PM8001_MSG_LOGGING 0x40 /* misc message logging */
71#define PM8001_DEV_LOGGING 0x80 /* development message logging */
72#define PM8001_DEVIO_LOGGING 0x100 /* development io message logging */
73#define PM8001_IOERR_LOGGING 0x200 /* development io err message logging */
74#define PM8001_EVENT_LOGGING 0x400 /* HW event logging */
75
76#define pm8001_info(HBA, fmt, ...) \
77 pr_info("%s:: %s %d: " fmt, \
78 (HBA)->name, __func__, __LINE__, ##__VA_ARGS__)
79
80#define pm8001_dbg(HBA, level, fmt, ...) \
81do { \
82 if (unlikely((HBA)->logging_level & PM8001_##level##_LOGGING)) \
83 pm8001_info(HBA, fmt, ##__VA_ARGS__); \
84} while (0)
85
86extern bool pm8001_use_msix;
87
88#define IS_SPCV_12G(dev) ((dev->device == 0X8074) \
89 || (dev->device == 0X8076) \
90 || (dev->device == 0X8077) \
91 || (dev->device == 0X8070) \
92 || (dev->device == 0X8072))
93
94#define PM8001_NAME_LENGTH 32/* generic length of strings */
95extern struct list_head hba_list;
96extern const struct pm8001_dispatch pm8001_8001_dispatch;
97extern const struct pm8001_dispatch pm8001_80xx_dispatch;
98
99extern uint pcs_event_log_severity;
100
101struct pm8001_hba_info;
102struct pm8001_ccb_info;
103struct pm8001_device;
104
105struct pm8001_ioctl_payload {
106 u32 signature;
107 u16 major_function;
108 u16 minor_function;
109 u16 status;
110 u16 offset;
111 u16 id;
112 u32 wr_length;
113 u32 rd_length;
114 u8 *func_specific;
115};
116
117#define MPI_FATAL_ERROR_TABLE_OFFSET_MASK 0xFFFFFF
118#define MPI_FATAL_ERROR_TABLE_SIZE(value) ((0xFF000000 & value) >> SHIFT24)
119#define MPI_FATAL_EDUMP_TABLE_LO_OFFSET 0x00 /* HNFBUFL */
120#define MPI_FATAL_EDUMP_TABLE_HI_OFFSET 0x04 /* HNFBUFH */
121#define MPI_FATAL_EDUMP_TABLE_LENGTH 0x08 /* HNFBLEN */
122#define MPI_FATAL_EDUMP_TABLE_HANDSHAKE 0x0C /* FDDHSHK */
123#define MPI_FATAL_EDUMP_TABLE_STATUS 0x10 /* FDDTSTAT */
124#define MPI_FATAL_EDUMP_TABLE_ACCUM_LEN 0x14 /* ACCDDLEN */
125#define MPI_FATAL_EDUMP_TABLE_TOTAL_LEN 0x18 /* TOTALLEN */
126#define MPI_FATAL_EDUMP_TABLE_SIGNATURE 0x1C /* SIGNITURE */
127#define MPI_FATAL_EDUMP_HANDSHAKE_RDY 0x1
128#define MPI_FATAL_EDUMP_HANDSHAKE_BUSY 0x0
129#define MPI_FATAL_EDUMP_TABLE_STAT_RSVD 0x0
130#define MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED 0x1
131#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA 0x2
132#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE 0x3
133#define TYPE_GSM_SPACE 1
134#define TYPE_QUEUE 2
135#define TYPE_FATAL 3
136#define TYPE_NON_FATAL 4
137#define TYPE_INBOUND 1
138#define TYPE_OUTBOUND 2
139struct forensic_data {
140 u32 data_type;
141 union {
142 struct {
143 u32 direct_len;
144 u32 direct_offset;
145 void *direct_data;
146 } gsm_buf;
147 struct {
148 u16 queue_type;
149 u16 queue_index;
150 u32 direct_len;
151 void *direct_data;
152 } queue_buf;
153 struct {
154 u32 direct_len;
155 u32 direct_offset;
156 u32 read_len;
157 void *direct_data;
158 } data_buf;
159 };
160};
161
162/* bit31-26 - mask bar */
163#define SCRATCH_PAD0_BAR_MASK 0xFC000000
164/* bit25-0 - offset mask */
165#define SCRATCH_PAD0_OFFSET_MASK 0x03FFFFFF
166/* if AAP error state */
167#define SCRATCH_PAD0_AAPERR_MASK 0xFFFFFFFF
168/* Inbound doorbell bit7 */
169#define SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP 0x80
170/* Inbound doorbell bit7 SPCV */
171#define SPCV_MSGU_CFG_TABLE_TRANSFER_DEBUG_INFO 0x80
172#define MAIN_MERRDCTO_MERRDCES 0xA0/* DWORD 0x28) */
173
174struct pm8001_dispatch {
175 char *name;
176 int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
177 void (*chip_post_init)(struct pm8001_hba_info *pm8001_ha);
178 int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha);
179 void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
180 int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
181 void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
182 irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha, u8 vec);
183 u32 (*is_our_interrupt)(struct pm8001_hba_info *pm8001_ha);
184 int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha, u8 vec);
185 void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
186 void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
187 void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
188 int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
189 struct pm8001_ccb_info *ccb);
190 int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
191 struct pm8001_ccb_info *ccb);
192 int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
193 struct pm8001_ccb_info *ccb);
194 int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
195 int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
196 int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
197 struct pm8001_device *pm8001_dev, u32 flag);
198 int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
199 int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
200 u32 phy_id, u32 phy_op);
201 int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
202 struct pm8001_ccb_info *ccb);
203 int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
204 struct pm8001_ccb_info *ccb, struct sas_tmf_task *tmf);
205 int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
206 int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
207 int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
208 void *payload);
209 int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
210 struct pm8001_device *pm8001_dev, u32 state);
211 int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
212 u32 state);
213 int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
214 u32 state);
215 int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
216 int (*fatal_errors)(struct pm8001_hba_info *pm8001_ha);
217 void (*hw_event_ack_req)(struct pm8001_hba_info *pm8001_ha,
218 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0,
219 u32 param1);
220};
221
222struct pm8001_chip_info {
223 u32 encrypt;
224 u32 n_phy;
225 const struct pm8001_dispatch *dispatch;
226};
227#define PM8001_CHIP_DISP (pm8001_ha->chip->dispatch)
228
229struct pm8001_port {
230 struct asd_sas_port sas_port;
231 u8 port_attached;
232 u16 wide_port_phymap;
233 u8 port_state;
234 u8 port_id;
235 struct list_head list;
236};
237
238struct pm8001_phy {
239 struct pm8001_hba_info *pm8001_ha;
240 struct pm8001_port *port;
241 struct asd_sas_phy sas_phy;
242 struct sas_identify identify;
243 struct scsi_device *sdev;
244 u64 dev_sas_addr;
245 u32 phy_type;
246 struct completion *enable_completion;
247 u32 frame_rcvd_size;
248 u8 frame_rcvd[32];
249 u8 phy_attached;
250 u8 phy_state;
251 enum sas_linkrate minimum_linkrate;
252 enum sas_linkrate maximum_linkrate;
253 struct completion *reset_completion;
254 bool port_reset_status;
255 bool reset_success;
256};
257
258/* port reset status */
259#define PORT_RESET_SUCCESS 0x00
260#define PORT_RESET_TMO 0x01
261
262struct pm8001_device {
263 enum sas_device_type dev_type;
264 struct domain_device *sas_device;
265 u32 attached_phy;
266 u32 id;
267 struct completion *dcompletion;
268 struct completion *setds_completion;
269 u32 device_id;
270 atomic_t running_req;
271};
272
273struct pm8001_prd_imt {
274 __le32 len;
275 __le32 e;
276};
277
278struct pm8001_prd {
279 __le64 addr; /* 64-bit buffer address */
280 struct pm8001_prd_imt im_len; /* 64-bit length */
281} __attribute__ ((packed));
282/*
283 * CCB(Command Control Block)
284 */
285struct pm8001_ccb_info {
286 struct sas_task *task;
287 u32 n_elem;
288 u32 ccb_tag;
289 dma_addr_t ccb_dma_handle;
290 struct pm8001_device *device;
291 struct pm8001_prd *buf_prd;
292 struct fw_control_ex *fw_control_context;
293 u8 open_retry;
294};
295
296struct mpi_mem {
297 void *virt_ptr;
298 dma_addr_t phys_addr;
299 u32 phys_addr_hi;
300 u32 phys_addr_lo;
301 u32 total_len;
302 u32 num_elements;
303 u32 element_size;
304 u32 alignment;
305};
306
307struct mpi_mem_req {
308 /* The number of element in the mpiMemory array */
309 u32 count;
310 /* The array of structures that define memroy regions*/
311 struct mpi_mem region[USI_MAX_MEMCNT];
312};
313
314struct encrypt {
315 u32 cipher_mode;
316 u32 sec_mode;
317 u32 status;
318 u32 flag;
319};
320
321struct sas_phy_attribute_table {
322 u32 phystart1_16[16];
323 u32 outbound_hw_event_pid1_16[16];
324};
325
326union main_cfg_table {
327 struct {
328 u32 signature;
329 u32 interface_rev;
330 u32 firmware_rev;
331 u32 max_out_io;
332 u32 max_sgl;
333 u32 ctrl_cap_flag;
334 u32 gst_offset;
335 u32 inbound_queue_offset;
336 u32 outbound_queue_offset;
337 u32 inbound_q_nppd_hppd;
338 u32 outbound_hw_event_pid0_3;
339 u32 outbound_hw_event_pid4_7;
340 u32 outbound_ncq_event_pid0_3;
341 u32 outbound_ncq_event_pid4_7;
342 u32 outbound_tgt_ITNexus_event_pid0_3;
343 u32 outbound_tgt_ITNexus_event_pid4_7;
344 u32 outbound_tgt_ssp_event_pid0_3;
345 u32 outbound_tgt_ssp_event_pid4_7;
346 u32 outbound_tgt_smp_event_pid0_3;
347 u32 outbound_tgt_smp_event_pid4_7;
348 u32 upper_event_log_addr;
349 u32 lower_event_log_addr;
350 u32 event_log_size;
351 u32 event_log_option;
352 u32 upper_iop_event_log_addr;
353 u32 lower_iop_event_log_addr;
354 u32 iop_event_log_size;
355 u32 iop_event_log_option;
356 u32 fatal_err_interrupt;
357 u32 fatal_err_dump_offset0;
358 u32 fatal_err_dump_length0;
359 u32 fatal_err_dump_offset1;
360 u32 fatal_err_dump_length1;
361 u32 hda_mode_flag;
362 u32 anolog_setup_table_offset;
363 u32 rsvd[4];
364 } pm8001_tbl;
365
366 struct {
367 u32 signature;
368 u32 interface_rev;
369 u32 firmware_rev;
370 u32 max_out_io;
371 u32 max_sgl;
372 u32 ctrl_cap_flag;
373 u32 gst_offset;
374 u32 inbound_queue_offset;
375 u32 outbound_queue_offset;
376 u32 inbound_q_nppd_hppd;
377 u32 rsvd[8];
378 u32 crc_core_dump;
379 u32 rsvd1;
380 u32 upper_event_log_addr;
381 u32 lower_event_log_addr;
382 u32 event_log_size;
383 u32 event_log_severity;
384 u32 upper_pcs_event_log_addr;
385 u32 lower_pcs_event_log_addr;
386 u32 pcs_event_log_size;
387 u32 pcs_event_log_severity;
388 u32 fatal_err_interrupt;
389 u32 fatal_err_dump_offset0;
390 u32 fatal_err_dump_length0;
391 u32 fatal_err_dump_offset1;
392 u32 fatal_err_dump_length1;
393 u32 gpio_led_mapping;
394 u32 analog_setup_table_offset;
395 u32 int_vec_table_offset;
396 u32 phy_attr_table_offset;
397 u32 port_recovery_timer;
398 u32 interrupt_reassertion_delay;
399 u32 fatal_n_non_fatal_dump; /* 0x28 */
400 u32 ila_version;
401 u32 inc_fw_version;
402 } pm80xx_tbl;
403};
404
405union general_status_table {
406 struct {
407 u32 gst_len_mpistate;
408 u32 iq_freeze_state0;
409 u32 iq_freeze_state1;
410 u32 msgu_tcnt;
411 u32 iop_tcnt;
412 u32 rsvd;
413 u32 phy_state[8];
414 u32 gpio_input_val;
415 u32 rsvd1[2];
416 u32 recover_err_info[8];
417 } pm8001_tbl;
418 struct {
419 u32 gst_len_mpistate;
420 u32 iq_freeze_state0;
421 u32 iq_freeze_state1;
422 u32 msgu_tcnt;
423 u32 iop_tcnt;
424 u32 rsvd[9];
425 u32 gpio_input_val;
426 u32 rsvd1[2];
427 u32 recover_err_info[8];
428 } pm80xx_tbl;
429};
430struct inbound_queue_table {
431 u32 element_pri_size_cnt;
432 u32 upper_base_addr;
433 u32 lower_base_addr;
434 u32 ci_upper_base_addr;
435 u32 ci_lower_base_addr;
436 u32 pi_pci_bar;
437 u32 pi_offset;
438 u32 total_length;
439 void *base_virt;
440 void *ci_virt;
441 u32 reserved;
442 __le32 consumer_index;
443 u32 producer_idx;
444 spinlock_t iq_lock;
445};
446struct outbound_queue_table {
447 u32 element_size_cnt;
448 u32 upper_base_addr;
449 u32 lower_base_addr;
450 void *base_virt;
451 u32 pi_upper_base_addr;
452 u32 pi_lower_base_addr;
453 u32 ci_pci_bar;
454 u32 ci_offset;
455 u32 total_length;
456 void *pi_virt;
457 u32 interrup_vec_cnt_delay;
458 u32 dinterrup_to_pci_offset;
459 __le32 producer_index;
460 u32 consumer_idx;
461 spinlock_t oq_lock;
462 unsigned long lock_flags;
463};
464struct pm8001_hba_memspace {
465 void __iomem *memvirtaddr;
466 u64 membase;
467 u32 memsize;
468};
469struct isr_param {
470 struct pm8001_hba_info *drv_inst;
471 u32 irq_id;
472};
473struct pm8001_hba_info {
474 char name[PM8001_NAME_LENGTH];
475 struct list_head list;
476 unsigned long flags;
477 spinlock_t lock;/* host-wide lock */
478 spinlock_t bitmap_lock;
479 struct pci_dev *pdev;/* our device */
480 struct device *dev;
481 struct pm8001_hba_memspace io_mem[6];
482 struct mpi_mem_req memoryMap;
483 struct encrypt encrypt_info; /* support encryption */
484 struct forensic_data forensic_info;
485 u32 fatal_bar_loc;
486 u32 forensic_last_offset;
487 u32 fatal_forensic_shift_offset;
488 u32 forensic_fatal_step;
489 u32 forensic_preserved_accumulated_transfer;
490 u32 evtlog_ib_offset;
491 u32 evtlog_ob_offset;
492 void __iomem *msg_unit_tbl_addr;/*Message Unit Table Addr*/
493 void __iomem *main_cfg_tbl_addr;/*Main Config Table Addr*/
494 void __iomem *general_stat_tbl_addr;/*General Status Table Addr*/
495 void __iomem *inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
496 void __iomem *outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
497 void __iomem *pspa_q_tbl_addr;
498 /*MPI SAS PHY attributes Queue Config Table Addr*/
499 void __iomem *ivt_tbl_addr; /*MPI IVT Table Addr */
500 void __iomem *fatal_tbl_addr; /*MPI IVT Table Addr */
501 union main_cfg_table main_cfg_tbl;
502 union general_status_table gs_tbl;
503 struct inbound_queue_table inbnd_q_tbl[PM8001_MAX_INB_NUM];
504 struct outbound_queue_table outbnd_q_tbl[PM8001_MAX_OUTB_NUM];
505 struct sas_phy_attribute_table phy_attr_table;
506 /* MPI SAS PHY attributes */
507 u8 sas_addr[SAS_ADDR_SIZE];
508 struct sas_ha_struct *sas;/* SCSI/SAS glue */
509 struct Scsi_Host *shost;
510 u32 chip_id;
511 const struct pm8001_chip_info *chip;
512 struct completion *nvmd_completion;
513 unsigned long *rsvd_tags;
514 struct pm8001_phy phy[PM8001_MAX_PHYS];
515 struct pm8001_port port[PM8001_MAX_PHYS];
516 u32 id;
517 u32 irq;
518 u32 iomb_size; /* SPC and SPCV IOMB size */
519 struct pm8001_device *devices;
520 struct pm8001_ccb_info *ccb_info;
521 u32 ccb_count;
522
523 bool use_msix;
524 int number_of_intr;/*will be used in remove()*/
525 char intr_drvname[PM8001_MAX_MSIX_VEC]
526 [PM8001_NAME_LENGTH+1+3+1];
527 struct tasklet_struct tasklet[PM8001_MAX_MSIX_VEC];
528 u32 logging_level;
529 u32 link_rate;
530 u32 fw_status;
531 u32 smp_exp_mode;
532 bool controller_fatal_error;
533 const struct firmware *fw_image;
534 struct isr_param irq_vector[PM8001_MAX_MSIX_VEC];
535 u32 non_fatal_count;
536 u32 non_fatal_read_length;
537 u32 max_q_num;
538 u32 ib_offset;
539 u32 ob_offset;
540 u32 ci_offset;
541 u32 pi_offset;
542 u32 max_memcnt;
543};
544
545struct pm8001_work {
546 struct work_struct work;
547 struct pm8001_hba_info *pm8001_ha;
548 void *data;
549 int handler;
550};
551
552struct pm8001_fw_image_header {
553 u8 vender_id[8];
554 u8 product_id;
555 u8 hardware_rev;
556 u8 dest_partition;
557 u8 reserved;
558 u8 fw_rev[4];
559 __be32 image_length;
560 __be32 image_crc;
561 __be32 startup_entry;
562} __attribute__((packed, aligned(4)));
563
564
565/**
566 * FW Flash Update status values
567 */
568#define FLASH_UPDATE_COMPLETE_PENDING_REBOOT 0x00
569#define FLASH_UPDATE_IN_PROGRESS 0x01
570#define FLASH_UPDATE_HDR_ERR 0x02
571#define FLASH_UPDATE_OFFSET_ERR 0x03
572#define FLASH_UPDATE_CRC_ERR 0x04
573#define FLASH_UPDATE_LENGTH_ERR 0x05
574#define FLASH_UPDATE_HW_ERR 0x06
575#define FLASH_UPDATE_DNLD_NOT_SUPPORTED 0x10
576#define FLASH_UPDATE_DISABLED 0x11
577
578/* Device states */
579#define DS_OPERATIONAL 0x01
580#define DS_PORT_IN_RESET 0x02
581#define DS_IN_RECOVERY 0x03
582#define DS_IN_ERROR 0x04
583#define DS_NON_OPERATIONAL 0x07
584
585/**
586 * brief param structure for firmware flash update.
587 */
588struct fw_flash_updata_info {
589 u32 cur_image_offset;
590 u32 cur_image_len;
591 u32 total_image_len;
592 struct pm8001_prd sgl;
593};
594
595struct fw_control_info {
596 u32 retcode;/*ret code (status)*/
597 u32 phase;/*ret code phase*/
598 u32 phaseCmplt;/*percent complete for the current
599 update phase */
600 u32 version;/*Hex encoded firmware version number*/
601 u32 offset;/*Used for downloading firmware */
602 u32 len; /*len of buffer*/
603 u32 size;/* Used in OS VPD and Trace get size
604 operations.*/
605 u32 reserved;/* padding required for 64 bit
606 alignment */
607 u8 buffer[];/* Start of buffer */
608};
609struct fw_control_ex {
610 struct fw_control_info *fw_control;
611 void *buffer;/* keep buffer pointer to be
612 freed when the response comes*/
613 void *virtAddr;/* keep virtual address of the data */
614 void *usrAddr;/* keep virtual address of the
615 user data */
616 dma_addr_t phys_addr;
617 u32 len; /* len of buffer */
618 void *payload; /* pointer to IOCTL Payload */
619 u8 inProgress;/*if 1 - the IOCTL request is in
620 progress */
621 void *param1;
622 void *param2;
623 void *param3;
624};
625
626/* pm8001 workqueue */
627extern struct workqueue_struct *pm8001_wq;
628
629/******************** function prototype *********************/
630int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
631u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
632void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
633 struct pm8001_ccb_info *ccb);
634int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
635 void *funcdata);
636void pm8001_scan_start(struct Scsi_Host *shost);
637int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
638int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags);
639int pm8001_abort_task(struct sas_task *task);
640int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
641int pm8001_dev_found(struct domain_device *dev);
642void pm8001_dev_gone(struct domain_device *dev);
643int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
644int pm8001_I_T_nexus_reset(struct domain_device *dev);
645int pm8001_I_T_nexus_event_handler(struct domain_device *dev);
646int pm8001_query_task(struct sas_task *task);
647void pm8001_port_formed(struct asd_sas_phy *sas_phy);
648void pm8001_open_reject_retry(
649 struct pm8001_hba_info *pm8001_ha,
650 struct sas_task *task_to_close,
651 struct pm8001_device *device_to_close);
652int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
653 dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
654 u32 mem_size, u32 align);
655
656void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha);
657int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
658 u32 q_index, u32 opCode, void *payload, size_t nb,
659 u32 responseQueue);
660int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
661 u16 messageSize, void **messagePtr);
662u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
663 struct outbound_queue_table *circularQ, u8 bc);
664u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
665 struct outbound_queue_table *circularQ,
666 void **messagePtr1, u8 *pBC);
667int pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
668 struct pm8001_device *pm8001_dev, u32 state);
669int pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
670 void *payload);
671int pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
672 void *fw_flash_updata_info, u32 tag);
673int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
674int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
675int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
676 struct pm8001_ccb_info *ccb,
677 struct sas_tmf_task *tmf);
678int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
679 struct pm8001_ccb_info *ccb);
680int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, u32 device_id);
681void pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd);
682void pm8001_work_fn(struct work_struct *work);
683int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha,
684 void *data, int handler);
685void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
686 void *piomb);
687void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
688 void *piomb);
689void pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
690 void *piomb);
691int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha,
692 void *piomb);
693void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate);
694void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, u8 *sas_addr);
695void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i);
696int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
697int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
698int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
699 void *piomb);
700int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha, void *piomb);
701int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
702void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag);
703struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
704 u32 device_id);
705int pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha);
706
707int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
708void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
709 u32 length, u8 *buf);
710void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
711 u32 phy, u32 length, u32 *buf);
712int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
713ssize_t pm80xx_get_fatal_dump(struct device *cdev,
714 struct device_attribute *attr, char *buf);
715ssize_t pm80xx_get_non_fatal_dump(struct device *cdev,
716 struct device_attribute *attr, char *buf);
717ssize_t pm8001_get_gsm_dump(struct device *cdev, u32, char *buf);
718int pm80xx_fatal_errors(struct pm8001_hba_info *pm8001_ha);
719void pm8001_free_dev(struct pm8001_device *pm8001_dev);
720/* ctl shared API */
721extern const struct attribute_group *pm8001_host_groups[];
722extern const struct attribute_group *pm8001_sdev_groups[];
723
724#define PM8001_INVALID_TAG ((u32)-1)
725
726/*
727 * Allocate a new tag and return the corresponding ccb after initializing it.
728 */
729static inline struct pm8001_ccb_info *
730pm8001_ccb_alloc(struct pm8001_hba_info *pm8001_ha,
731 struct pm8001_device *dev, struct sas_task *task)
732{
733 struct pm8001_ccb_info *ccb;
734 struct request *rq = NULL;
735 u32 tag;
736
737 if (task)
738 rq = sas_task_find_rq(task);
739
740 if (rq) {
741 tag = rq->tag + PM8001_RESERVE_SLOT;
742 } else if (pm8001_tag_alloc(pm8001_ha, &tag)) {
743 pm8001_dbg(pm8001_ha, FAIL, "Failed to allocate a tag\n");
744 return NULL;
745 }
746
747 ccb = &pm8001_ha->ccb_info[tag];
748 ccb->task = task;
749 ccb->n_elem = 0;
750 ccb->ccb_tag = tag;
751 ccb->device = dev;
752 ccb->fw_control_context = NULL;
753 ccb->open_retry = 0;
754
755 return ccb;
756}
757
758/*
759 * Free the tag of an initialized ccb.
760 */
761static inline void pm8001_ccb_free(struct pm8001_hba_info *pm8001_ha,
762 struct pm8001_ccb_info *ccb)
763{
764 u32 tag = ccb->ccb_tag;
765
766 /*
767 * Cleanup the ccb to make sure that a manual scan of the adapter
768 * ccb_info array can detect ccb's that are in use.
769 * C.f. pm8001_open_reject_retry()
770 */
771 ccb->task = NULL;
772 ccb->ccb_tag = PM8001_INVALID_TAG;
773 ccb->device = NULL;
774 ccb->fw_control_context = NULL;
775
776 pm8001_tag_free(pm8001_ha, tag);
777}
778
779static inline void pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
780 struct pm8001_ccb_info *ccb)
781{
782 struct sas_task *task = ccb->task;
783
784 pm8001_ccb_task_free(pm8001_ha, ccb);
785 smp_mb(); /*in order to force CPU ordering*/
786 task->task_done(task);
787}
788void pm8001_setds_completion(struct domain_device *dev);
789void pm8001_tmf_aborted(struct sas_task *task);
790
791#endif
792