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jack wangdbf9bfe2009-10-14 16:19:21 +08001/*
Sakthivel Kf5860992013-04-17 16:37:02 +05302 * PMC-Sierra PM8001/8081/8088/8089 SAS/SATA based host adapters driver
jack wangdbf9bfe2009-10-14 16:19:21 +08003 *
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>
Tejun Heo429305e2011-01-24 14:57:29 +010053#include <linux/workqueue.h>
jack wangdbf9bfe2009-10-14 16:19:21 +080054#include <scsi/libsas.h>
55#include <scsi/scsi_tcq.h>
56#include <scsi/sas_ata.h>
Arun Sharma600634972011-07-26 16:09:06 -070057#include <linux/atomic.h>
jack wangdbf9bfe2009-10-14 16:19:21 +080058#include "pm8001_defs.h"
59
Sakthivel Ka70b8fc2013-03-19 18:07:09 +053060#define DRV_NAME "pm80xx"
Viswas G1cd12992015-08-11 15:06:32 +053061#define DRV_VERSION "0.1.38"
jack wang83e73322009-12-07 17:23:11 +080062#define PM8001_FAIL_LOGGING 0x01 /* Error message logging */
jack wangdbf9bfe2009-10-14 16:19:21 +080063#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 */
jack wang83e73322009-12-07 17:23:11 +080066#define PM8001_EH_LOGGING 0x10 /* libsas EH function logging*/
jack wangdbf9bfe2009-10-14 16:19:21 +080067#define PM8001_IOCTL_LOGGING 0x20 /* IOCTL message logging */
68#define PM8001_MSG_LOGGING 0x40 /* misc message logging */
Sakthivel Ka70b8fc2013-03-19 18:07:09 +053069#define pm8001_printk(format, arg...) printk(KERN_INFO "pm80xx %s %d:" \
70 format, __func__, __LINE__, ## arg)
jack wangdbf9bfe2009-10-14 16:19:21 +080071#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
jack wang7c8356d2009-12-07 17:23:08 +0800103#define PM8001_READ_VPD
jack wangdbf9bfe2009-10-14 16:19:21 +0800104
105
James Bottomleyaa9f8322013-05-07 14:44:06 -0700106#define DEV_IS_EXPANDER(type) ((type == SAS_EDGE_EXPANDER_DEVICE) || (type == SAS_FANOUT_EXPANDER_DEVICE))
Anand Kumar Santhanama9a923e2013-09-03 15:09:42 +0530107#define IS_SPCV_12G(dev) ((dev->device == 0X8074) \
108 || (dev->device == 0X8076) \
109 || (dev->device == 0X8077))
jack wangdbf9bfe2009-10-14 16:19:21 +0800110
111#define PM8001_NAME_LENGTH 32/* generic length of strings */
112extern struct list_head hba_list;
113extern const struct pm8001_dispatch pm8001_8001_dispatch;
Sakthivel Kf5860992013-04-17 16:37:02 +0530114extern const struct pm8001_dispatch pm8001_80xx_dispatch;
jack wangdbf9bfe2009-10-14 16:19:21 +0800115
116struct pm8001_hba_info;
117struct pm8001_ccb_info;
118struct pm8001_device;
jack wang7c8356d2009-12-07 17:23:08 +0800119/* define task management IU */
120struct pm8001_tmf_task {
121 u8 tmf;
122 u32 tag_of_task_to_be_managed;
123};
124struct pm8001_ioctl_payload {
125 u32 signature;
126 u16 major_function;
127 u16 minor_function;
128 u16 length;
129 u16 status;
130 u16 offset;
131 u16 id;
132 u8 *func_specific;
133};
134
Anand Kumar Santhanamd078b512013-09-04 12:57:00 +0530135#define MPI_FATAL_ERROR_TABLE_OFFSET_MASK 0xFFFFFF
136#define MPI_FATAL_ERROR_TABLE_SIZE(value) ((0xFF000000 & value) >> SHIFT24)
137#define MPI_FATAL_EDUMP_TABLE_LO_OFFSET 0x00 /* HNFBUFL */
138#define MPI_FATAL_EDUMP_TABLE_HI_OFFSET 0x04 /* HNFBUFH */
139#define MPI_FATAL_EDUMP_TABLE_LENGTH 0x08 /* HNFBLEN */
140#define MPI_FATAL_EDUMP_TABLE_HANDSHAKE 0x0C /* FDDHSHK */
141#define MPI_FATAL_EDUMP_TABLE_STATUS 0x10 /* FDDTSTAT */
142#define MPI_FATAL_EDUMP_TABLE_ACCUM_LEN 0x14 /* ACCDDLEN */
143#define MPI_FATAL_EDUMP_HANDSHAKE_RDY 0x1
144#define MPI_FATAL_EDUMP_HANDSHAKE_BUSY 0x0
145#define MPI_FATAL_EDUMP_TABLE_STAT_RSVD 0x0
146#define MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED 0x1
147#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA 0x2
148#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE 0x3
149#define TYPE_GSM_SPACE 1
150#define TYPE_QUEUE 2
151#define TYPE_FATAL 3
152#define TYPE_NON_FATAL 4
153#define TYPE_INBOUND 1
154#define TYPE_OUTBOUND 2
155struct forensic_data {
156 u32 data_type;
157 union {
158 struct {
159 u32 direct_len;
160 u32 direct_offset;
161 void *direct_data;
162 } gsm_buf;
163 struct {
164 u16 queue_type;
165 u16 queue_index;
166 u32 direct_len;
167 void *direct_data;
168 } queue_buf;
169 struct {
170 u32 direct_len;
171 u32 direct_offset;
172 u32 read_len;
173 void *direct_data;
174 } data_buf;
175 };
176};
177
178/* bit31-26 - mask bar */
179#define SCRATCH_PAD0_BAR_MASK 0xFC000000
180/* bit25-0 - offset mask */
181#define SCRATCH_PAD0_OFFSET_MASK 0x03FFFFFF
182/* if AAP error state */
183#define SCRATCH_PAD0_AAPERR_MASK 0xFFFFFFFF
184/* Inbound doorbell bit7 */
185#define SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP 0x80
186/* Inbound doorbell bit7 SPCV */
187#define SPCV_MSGU_CFG_TABLE_TRANSFER_DEBUG_INFO 0x80
188#define MAIN_MERRDCTO_MERRDCES 0xA0/* DWORD 0x28) */
189
jack wangdbf9bfe2009-10-14 16:19:21 +0800190struct pm8001_dispatch {
191 char *name;
192 int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
Sakthivel Kf5860992013-04-17 16:37:02 +0530193 int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha);
jack wangdbf9bfe2009-10-14 16:19:21 +0800194 void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
195 int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
196 void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
Sakthivel Kf74cf272013-02-27 20:27:43 +0530197 irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha, u8 vec);
jack wangdbf9bfe2009-10-14 16:19:21 +0800198 u32 (*is_our_interupt)(struct pm8001_hba_info *pm8001_ha);
Sakthivel Kf74cf272013-02-27 20:27:43 +0530199 int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha, u8 vec);
200 void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
201 void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
jack wangdbf9bfe2009-10-14 16:19:21 +0800202 void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
203 int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
204 struct pm8001_ccb_info *ccb);
205 int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
206 struct pm8001_ccb_info *ccb);
207 int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
208 struct pm8001_ccb_info *ccb);
209 int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
210 int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
211 int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
212 struct pm8001_device *pm8001_dev, u32 flag);
213 int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
214 int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
215 u32 phy_id, u32 phy_op);
216 int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
217 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
218 u32 cmd_tag);
219 int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
220 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
221 int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
222 int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
223 int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
224 void *payload);
225 int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
226 struct pm8001_device *pm8001_dev, u32 state);
227 int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
228 u32 state);
229 int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
230 u32 state);
jack_wangd0b68042009-11-05 22:32:31 +0800231 int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
jack wangdbf9bfe2009-10-14 16:19:21 +0800232};
233
234struct pm8001_chip_info {
Sakthivel Ke5742102013-04-17 16:26:36 +0530235 u32 encrypt;
jack wangdbf9bfe2009-10-14 16:19:21 +0800236 u32 n_phy;
237 const struct pm8001_dispatch *dispatch;
238};
239#define PM8001_CHIP_DISP (pm8001_ha->chip->dispatch)
240
241struct pm8001_port {
242 struct asd_sas_port sas_port;
jack wang1cc943a2009-12-07 17:22:42 +0800243 u8 port_attached;
Viswas G8414cd82015-08-11 15:06:30 +0530244 u16 wide_port_phymap;
jack wang1cc943a2009-12-07 17:22:42 +0800245 u8 port_state;
246 struct list_head list;
jack wangdbf9bfe2009-10-14 16:19:21 +0800247};
248
249struct pm8001_phy {
250 struct pm8001_hba_info *pm8001_ha;
251 struct pm8001_port *port;
252 struct asd_sas_phy sas_phy;
253 struct sas_identify identify;
254 struct scsi_device *sdev;
255 u64 dev_sas_addr;
256 u32 phy_type;
257 struct completion *enable_completion;
258 u32 frame_rcvd_size;
259 u8 frame_rcvd[32];
260 u8 phy_attached;
261 u8 phy_state;
262 enum sas_linkrate minimum_linkrate;
263 enum sas_linkrate maximum_linkrate;
264};
265
266struct pm8001_device {
James Bottomleyaa9f8322013-05-07 14:44:06 -0700267 enum sas_device_type dev_type;
jack wangdbf9bfe2009-10-14 16:19:21 +0800268 struct domain_device *sas_device;
269 u32 attached_phy;
270 u32 id;
271 struct completion *dcompletion;
272 struct completion *setds_completion;
273 u32 device_id;
274 u32 running_req;
275};
276
277struct pm8001_prd_imt {
278 __le32 len;
279 __le32 e;
280};
281
282struct pm8001_prd {
283 __le64 addr; /* 64-bit buffer address */
284 struct pm8001_prd_imt im_len; /* 64-bit length */
285} __attribute__ ((packed));
286/*
287 * CCB(Command Control Block)
288 */
289struct pm8001_ccb_info {
290 struct list_head entry;
291 struct sas_task *task;
292 u32 n_elem;
293 u32 ccb_tag;
294 dma_addr_t ccb_dma_handle;
295 struct pm8001_device *device;
296 struct pm8001_prd buf_prd[PM8001_MAX_DMA_SG];
297 struct fw_control_ex *fw_control_context;
Mark Salyzyn5954d732012-01-17 11:52:24 -0500298 u8 open_retry;
jack wangdbf9bfe2009-10-14 16:19:21 +0800299};
300
301struct mpi_mem {
302 void *virt_ptr;
303 dma_addr_t phys_addr;
304 u32 phys_addr_hi;
305 u32 phys_addr_lo;
306 u32 total_len;
307 u32 num_elements;
308 u32 element_size;
309 u32 alignment;
310};
311
312struct mpi_mem_req {
313 /* The number of element in the mpiMemory array */
314 u32 count;
315 /* The array of structures that define memroy regions*/
316 struct mpi_mem region[USI_MAX_MEMCNT];
317};
318
Sakthivel Ke5742102013-04-17 16:26:36 +0530319struct encrypt {
320 u32 cipher_mode;
321 u32 sec_mode;
322 u32 status;
323 u32 flag;
324};
325
326struct sas_phy_attribute_table {
327 u32 phystart1_16[16];
328 u32 outbound_hw_event_pid1_16[16];
329};
330
331union main_cfg_table {
332 struct {
jack wangdbf9bfe2009-10-14 16:19:21 +0800333 u32 signature;
334 u32 interface_rev;
335 u32 firmware_rev;
336 u32 max_out_io;
337 u32 max_sgl;
338 u32 ctrl_cap_flag;
339 u32 gst_offset;
340 u32 inbound_queue_offset;
341 u32 outbound_queue_offset;
342 u32 inbound_q_nppd_hppd;
343 u32 outbound_hw_event_pid0_3;
344 u32 outbound_hw_event_pid4_7;
345 u32 outbound_ncq_event_pid0_3;
346 u32 outbound_ncq_event_pid4_7;
347 u32 outbound_tgt_ITNexus_event_pid0_3;
348 u32 outbound_tgt_ITNexus_event_pid4_7;
349 u32 outbound_tgt_ssp_event_pid0_3;
350 u32 outbound_tgt_ssp_event_pid4_7;
351 u32 outbound_tgt_smp_event_pid0_3;
352 u32 outbound_tgt_smp_event_pid4_7;
353 u32 upper_event_log_addr;
354 u32 lower_event_log_addr;
355 u32 event_log_size;
356 u32 event_log_option;
357 u32 upper_iop_event_log_addr;
358 u32 lower_iop_event_log_addr;
359 u32 iop_event_log_size;
360 u32 iop_event_log_option;
361 u32 fatal_err_interrupt;
362 u32 fatal_err_dump_offset0;
363 u32 fatal_err_dump_length0;
364 u32 fatal_err_dump_offset1;
365 u32 fatal_err_dump_length1;
366 u32 hda_mode_flag;
367 u32 anolog_setup_table_offset;
Sakthivel Ke5742102013-04-17 16:26:36 +0530368 u32 rsvd[4];
369 } pm8001_tbl;
370
371 struct {
372 u32 signature;
373 u32 interface_rev;
374 u32 firmware_rev;
375 u32 max_out_io;
376 u32 max_sgl;
377 u32 ctrl_cap_flag;
378 u32 gst_offset;
379 u32 inbound_queue_offset;
380 u32 outbound_queue_offset;
381 u32 inbound_q_nppd_hppd;
Sakthivel Kc6b9ef52013-03-19 18:08:08 +0530382 u32 rsvd[8];
383 u32 crc_core_dump;
384 u32 rsvd1;
Sakthivel Ke5742102013-04-17 16:26:36 +0530385 u32 upper_event_log_addr;
386 u32 lower_event_log_addr;
387 u32 event_log_size;
388 u32 event_log_severity;
389 u32 upper_pcs_event_log_addr;
390 u32 lower_pcs_event_log_addr;
391 u32 pcs_event_log_size;
392 u32 pcs_event_log_severity;
393 u32 fatal_err_interrupt;
394 u32 fatal_err_dump_offset0;
395 u32 fatal_err_dump_length0;
396 u32 fatal_err_dump_offset1;
397 u32 fatal_err_dump_length1;
398 u32 gpio_led_mapping;
399 u32 analog_setup_table_offset;
400 u32 int_vec_table_offset;
401 u32 phy_attr_table_offset;
402 u32 port_recovery_timer;
403 u32 interrupt_reassertion_delay;
Anand Kumar Santhanamd078b512013-09-04 12:57:00 +0530404 u32 fatal_n_non_fatal_dump; /* 0x28 */
Sakthivel Ke5742102013-04-17 16:26:36 +0530405 } pm80xx_tbl;
jack wangdbf9bfe2009-10-14 16:19:21 +0800406};
Sakthivel Ke5742102013-04-17 16:26:36 +0530407
408union general_status_table {
409 struct {
jack wangdbf9bfe2009-10-14 16:19:21 +0800410 u32 gst_len_mpistate;
411 u32 iq_freeze_state0;
412 u32 iq_freeze_state1;
413 u32 msgu_tcnt;
414 u32 iop_tcnt;
Sakthivel Ke5742102013-04-17 16:26:36 +0530415 u32 rsvd;
jack wangdbf9bfe2009-10-14 16:19:21 +0800416 u32 phy_state[8];
Sakthivel Ke5742102013-04-17 16:26:36 +0530417 u32 gpio_input_val;
418 u32 rsvd1[2];
jack wangdbf9bfe2009-10-14 16:19:21 +0800419 u32 recover_err_info[8];
Sakthivel Ke5742102013-04-17 16:26:36 +0530420 } pm8001_tbl;
421 struct {
422 u32 gst_len_mpistate;
423 u32 iq_freeze_state0;
424 u32 iq_freeze_state1;
425 u32 msgu_tcnt;
426 u32 iop_tcnt;
427 u32 rsvd[9];
428 u32 gpio_input_val;
429 u32 rsvd1[2];
430 u32 recover_err_info[8];
431 } pm80xx_tbl;
jack wangdbf9bfe2009-10-14 16:19:21 +0800432};
433struct inbound_queue_table {
434 u32 element_pri_size_cnt;
435 u32 upper_base_addr;
436 u32 lower_base_addr;
437 u32 ci_upper_base_addr;
438 u32 ci_lower_base_addr;
439 u32 pi_pci_bar;
440 u32 pi_offset;
441 u32 total_length;
442 void *base_virt;
443 void *ci_virt;
444 u32 reserved;
445 __le32 consumer_index;
446 u32 producer_idx;
447};
448struct outbound_queue_table {
449 u32 element_size_cnt;
450 u32 upper_base_addr;
451 u32 lower_base_addr;
452 void *base_virt;
453 u32 pi_upper_base_addr;
454 u32 pi_lower_base_addr;
455 u32 ci_pci_bar;
456 u32 ci_offset;
457 u32 total_length;
458 void *pi_virt;
459 u32 interrup_vec_cnt_delay;
460 u32 dinterrup_to_pci_offset;
461 __le32 producer_index;
462 u32 consumer_idx;
463};
464struct pm8001_hba_memspace {
465 void __iomem *memvirtaddr;
466 u64 membase;
467 u32 memsize;
468};
Nikith Ganigarakoppal6cd60b32013-11-11 15:28:14 +0530469struct isr_param {
470 struct pm8001_hba_info *drv_inst;
471 u32 irq_id;
472};
jack wangdbf9bfe2009-10-14 16:19:21 +0800473struct 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 */
Tomas Henzl646cdf02014-07-09 17:21:01 +0530478 spinlock_t bitmap_lock;
jack wangdbf9bfe2009-10-14 16:19:21 +0800479 struct pci_dev *pdev;/* our device */
480 struct device *dev;
481 struct pm8001_hba_memspace io_mem[6];
482 struct mpi_mem_req memoryMap;
Sakthivel Ke5742102013-04-17 16:26:36 +0530483 struct encrypt encrypt_info; /* support encryption */
Anand Kumar Santhanamd078b512013-09-04 12:57:00 +0530484 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 evtlog_ib_offset;
490 u32 evtlog_ob_offset;
jack wangdbf9bfe2009-10-14 16:19:21 +0800491 void __iomem *msg_unit_tbl_addr;/*Message Unit Table Addr*/
492 void __iomem *main_cfg_tbl_addr;/*Main Config Table Addr*/
493 void __iomem *general_stat_tbl_addr;/*General Status Table Addr*/
494 void __iomem *inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
495 void __iomem *outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
Sakthivel Ke5742102013-04-17 16:26:36 +0530496 void __iomem *pspa_q_tbl_addr;
497 /*MPI SAS PHY attributes Queue Config Table Addr*/
498 void __iomem *ivt_tbl_addr; /*MPI IVT Table Addr */
Anand Kumar Santhanamd078b512013-09-04 12:57:00 +0530499 void __iomem *fatal_tbl_addr; /*MPI IVT Table Addr */
Sakthivel Ke5742102013-04-17 16:26:36 +0530500 union main_cfg_table main_cfg_tbl;
501 union general_status_table gs_tbl;
502 struct inbound_queue_table inbnd_q_tbl[PM8001_MAX_SPCV_INB_NUM];
503 struct outbound_queue_table outbnd_q_tbl[PM8001_MAX_SPCV_OUTB_NUM];
504 struct sas_phy_attribute_table phy_attr_table;
505 /* MPI SAS PHY attributes */
jack wangdbf9bfe2009-10-14 16:19:21 +0800506 u8 sas_addr[SAS_ADDR_SIZE];
507 struct sas_ha_struct *sas;/* SCSI/SAS glue */
508 struct Scsi_Host *shost;
509 u32 chip_id;
510 const struct pm8001_chip_info *chip;
511 struct completion *nvmd_completion;
512 int tags_num;
513 unsigned long *tags;
514 struct pm8001_phy phy[PM8001_MAX_PHYS];
515 struct pm8001_port port[PM8001_MAX_PHYS];
516 u32 id;
517 u32 irq;
Sakthivel Ke5742102013-04-17 16:26:36 +0530518 u32 iomb_size; /* SPC and SPCV IOMB size */
jack wangdbf9bfe2009-10-14 16:19:21 +0800519 struct pm8001_device *devices;
520 struct pm8001_ccb_info *ccb_info;
521#ifdef PM8001_USE_MSIX
Sakthivel Ke5742102013-04-17 16:26:36 +0530522 struct msix_entry msix_entries[PM8001_MAX_MSIX_VEC];
523 /*for msi-x interrupt*/
jack wangdbf9bfe2009-10-14 16:19:21 +0800524 int number_of_intr;/*will be used in remove()*/
525#endif
526#ifdef PM8001_USE_TASKLET
Nikith Ganigarakoppal6cd60b32013-11-11 15:28:14 +0530527 struct tasklet_struct tasklet[PM8001_MAX_MSIX_VEC];
jack wangdbf9bfe2009-10-14 16:19:21 +0800528#endif
jack wangdbf9bfe2009-10-14 16:19:21 +0800529 u32 logging_level;
530 u32 fw_status;
Sakthivel Kf5860992013-04-17 16:37:02 +0530531 u32 smp_exp_mode;
jack wangdbf9bfe2009-10-14 16:19:21 +0800532 const struct firmware *fw_image;
Nikith Ganigarakoppal6cd60b32013-11-11 15:28:14 +0530533 struct isr_param irq_vector[PM8001_MAX_MSIX_VEC];
jack wangdbf9bfe2009-10-14 16:19:21 +0800534};
535
Tejun Heo429305e2011-01-24 14:57:29 +0100536struct pm8001_work {
537 struct work_struct work;
jack wangdbf9bfe2009-10-14 16:19:21 +0800538 struct pm8001_hba_info *pm8001_ha;
539 void *data;
540 int handler;
jack wangdbf9bfe2009-10-14 16:19:21 +0800541};
542
543struct pm8001_fw_image_header {
544 u8 vender_id[8];
545 u8 product_id;
546 u8 hardware_rev;
547 u8 dest_partition;
548 u8 reserved;
549 u8 fw_rev[4];
550 __be32 image_length;
551 __be32 image_crc;
552 __be32 startup_entry;
553} __attribute__((packed, aligned(4)));
554
jack wang7c8356d2009-12-07 17:23:08 +0800555
jack wangdbf9bfe2009-10-14 16:19:21 +0800556/**
557 * FW Flash Update status values
558 */
559#define FLASH_UPDATE_COMPLETE_PENDING_REBOOT 0x00
560#define FLASH_UPDATE_IN_PROGRESS 0x01
561#define FLASH_UPDATE_HDR_ERR 0x02
562#define FLASH_UPDATE_OFFSET_ERR 0x03
563#define FLASH_UPDATE_CRC_ERR 0x04
564#define FLASH_UPDATE_LENGTH_ERR 0x05
565#define FLASH_UPDATE_HW_ERR 0x06
566#define FLASH_UPDATE_DNLD_NOT_SUPPORTED 0x10
567#define FLASH_UPDATE_DISABLED 0x11
568
Sakthivel Kc6b9ef52013-03-19 18:08:08 +0530569#define NCQ_READ_LOG_FLAG 0x80000000
570#define NCQ_ABORT_ALL_FLAG 0x40000000
571#define NCQ_2ND_RLE_FLAG 0x20000000
Viswas G3a1ae962015-08-11 15:06:26 +0530572
573/* Device states */
574#define DS_OPERATIONAL 0x01
575#define DS_PORT_IN_RESET 0x02
576#define DS_IN_RECOVERY 0x03
577#define DS_IN_ERROR 0x04
578#define DS_NON_OPERATIONAL 0x07
579
jack wangdbf9bfe2009-10-14 16:19:21 +0800580/**
581 * brief param structure for firmware flash update.
582 */
583struct fw_flash_updata_info {
584 u32 cur_image_offset;
585 u32 cur_image_len;
586 u32 total_image_len;
587 struct pm8001_prd sgl;
588};
589
590struct fw_control_info {
591 u32 retcode;/*ret code (status)*/
592 u32 phase;/*ret code phase*/
593 u32 phaseCmplt;/*percent complete for the current
594 update phase */
595 u32 version;/*Hex encoded firmware version number*/
596 u32 offset;/*Used for downloading firmware */
597 u32 len; /*len of buffer*/
598 u32 size;/* Used in OS VPD and Trace get size
599 operations.*/
600 u32 reserved;/* padding required for 64 bit
601 alignment */
602 u8 buffer[1];/* Start of buffer */
603};
604struct fw_control_ex {
605 struct fw_control_info *fw_control;
606 void *buffer;/* keep buffer pointer to be
Lucas De Marchi25985ed2011-03-30 22:57:33 -0300607 freed when the response comes*/
jack wangdbf9bfe2009-10-14 16:19:21 +0800608 void *virtAddr;/* keep virtual address of the data */
609 void *usrAddr;/* keep virtual address of the
610 user data */
611 dma_addr_t phys_addr;
612 u32 len; /* len of buffer */
613 void *payload; /* pointer to IOCTL Payload */
614 u8 inProgress;/*if 1 - the IOCTL request is in
615 progress */
616 void *param1;
617 void *param2;
618 void *param3;
619};
620
Tejun Heo429305e2011-01-24 14:57:29 +0100621/* pm8001 workqueue */
622extern struct workqueue_struct *pm8001_wq;
623
jack wangdbf9bfe2009-10-14 16:19:21 +0800624/******************** function prototype *********************/
625int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
626void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha);
627u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
jack wangdbf9bfe2009-10-14 16:19:21 +0800628void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
629 struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx);
630int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
631 void *funcdata);
jack wangdbf9bfe2009-10-14 16:19:21 +0800632void pm8001_scan_start(struct Scsi_Host *shost);
633int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
Christoph Hellwig79855d12014-11-05 10:36:28 +0100634int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags);
jack wangdbf9bfe2009-10-14 16:19:21 +0800635int pm8001_abort_task(struct sas_task *task);
636int pm8001_abort_task_set(struct domain_device *dev, u8 *lun);
637int pm8001_clear_aca(struct domain_device *dev, u8 *lun);
638int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
639int pm8001_dev_found(struct domain_device *dev);
640void pm8001_dev_gone(struct domain_device *dev);
641int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
642int pm8001_I_T_nexus_reset(struct domain_device *dev);
Sakthivel Ka6cb3d02013-03-19 18:08:40 +0530643int pm8001_I_T_nexus_event_handler(struct domain_device *dev);
jack wangdbf9bfe2009-10-14 16:19:21 +0800644int pm8001_query_task(struct sas_task *task);
Mark Salyzyn5954d732012-01-17 11:52:24 -0500645void pm8001_open_reject_retry(
646 struct pm8001_hba_info *pm8001_ha,
647 struct sas_task *task_to_close,
648 struct pm8001_device *device_to_close);
jack wangdbf9bfe2009-10-14 16:19:21 +0800649int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
650 dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
651 u32 mem_size, u32 align);
652
Sakthivel Kf74cf272013-02-27 20:27:43 +0530653void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha);
654int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
655 struct inbound_queue_table *circularQ,
656 u32 opCode, void *payload, u32 responseQueue);
657int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
658 u16 messageSize, void **messagePtr);
659u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
660 struct outbound_queue_table *circularQ, u8 bc);
661u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
662 struct outbound_queue_table *circularQ,
663 void **messagePtr1, u8 *pBC);
664int pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
665 struct pm8001_device *pm8001_dev, u32 state);
666int pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
667 void *payload);
668int pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
669 void *fw_flash_updata_info, u32 tag);
670int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
671int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
672int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
673 struct pm8001_ccb_info *ccb,
674 struct pm8001_tmf_task *tmf);
675int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
676 struct pm8001_device *pm8001_dev,
677 u8 flag, u32 task_tag, u32 cmd_tag);
678int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, u32 device_id);
679void pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd);
680void pm8001_work_fn(struct work_struct *work);
681int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha,
682 void *data, int handler);
683void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
684 void *piomb);
685void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
686 void *piomb);
687void pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
688 void *piomb);
689int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha,
690 void *piomb);
691void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate);
692void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, u8 *sas_addr);
693void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i);
694int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
695int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
696int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
697 void *piomb);
698int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb);
699int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
Sakthivel Kc6b9ef52013-03-19 18:08:08 +0530700struct sas_task *pm8001_alloc_task(void);
701void pm8001_task_done(struct sas_task *task);
702void pm8001_free_task(struct sas_task *task);
703void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag);
704struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
705 u32 device_id);
Sakthivel Ka6cb3d02013-03-19 18:08:40 +0530706int pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha);
Sakthivel Kf74cf272013-02-27 20:27:43 +0530707
Mark Salyzynd95d0002012-01-17 09:18:57 -0500708int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
Anand Kumar Santhanam27909402013-09-18 13:02:44 +0530709void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
710 u32 length, u8 *buf);
Anand Kumar Santhanamd078b512013-09-04 12:57:00 +0530711int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
712ssize_t pm80xx_get_fatal_dump(struct device *cdev,
713 struct device_attribute *attr, char *buf);
714ssize_t pm8001_get_gsm_dump(struct device *cdev, u32, char *buf);
jack wangdbf9bfe2009-10-14 16:19:21 +0800715/* ctl shared API */
716extern struct device_attribute *pm8001_host_attrs[];
717
Suresh Thiagarajan2b01d812014-01-16 15:26:21 +0530718static inline void
719pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
720 struct sas_task *task, struct pm8001_ccb_info *ccb,
721 u32 ccb_idx)
722{
723 pm8001_ccb_task_free(pm8001_ha, task, ccb, ccb_idx);
724 smp_mb(); /*in order to force CPU ordering*/
725 spin_unlock(&pm8001_ha->lock);
726 task->task_done(task);
727 spin_lock(&pm8001_ha->lock);
728}
729
jack wangdbf9bfe2009-10-14 16:19:21 +0800730#endif
731