Release 4.7 drivers/scsi/pm8001/pm8001_sas.h

/*
 * PMC-Sierra PM8001/8081/8088/8089 SAS/SATA based host adapters driver
 *
 * Copyright (c) 2008-2009 USI Co., Ltd.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    substantially similar to the "NO WARRANTY" disclaimer below
 *    ("Disclaimer") and any redistribution must be conditioned upon
 *    including a substantially similar Disclaimer requirement for further
 *    binary redistribution.
 * 3. Neither the names of the above-listed copyright holders nor the names
 *    of any contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 *
 */

#ifndef _PM8001_SAS_H_

#define _PM8001_SAS_H_

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/delay.h>
#include <linux/types.h>
#include <linux/ctype.h>
#include <linux/dma-mapping.h>
#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include <scsi/libsas.h>
#include <scsi/scsi_tcq.h>
#include <scsi/sas_ata.h>
#include <linux/atomic.h>
#include "pm8001_defs.h"


#define DRV_NAME		"pm80xx"

#define DRV_VERSION		"0.1.38"

#define PM8001_FAIL_LOGGING	0x01 
/* Error message logging */

#define PM8001_INIT_LOGGING	0x02 
/* driver init logging */

#define PM8001_DISC_LOGGING	0x04 
/* discovery layer logging */

#define PM8001_IO_LOGGING	0x08 
/* I/O path logging */

#define PM8001_EH_LOGGING	0x10 
/* libsas EH function logging*/

#define PM8001_IOCTL_LOGGING	0x20 
/* IOCTL message logging */

#define PM8001_MSG_LOGGING	0x40 
/* misc message logging */

#define pm8001_printk(format, arg...)	printk(KERN_INFO "pm80xx %s %d:" \
                        format, __func__, __LINE__, ## arg)

#define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD)	\
do {                                            \
        if (unlikely(HBA->logging_level & LEVEL))       \
                do {                                    \
                        CMD;                            \
                } while (0);                            \
} while (0);


#define PM8001_EH_DBG(HBA, CMD)			\
	PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD)


#define PM8001_INIT_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD)


#define PM8001_DISC_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD)


#define PM8001_IO_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD)


#define PM8001_FAIL_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD)


#define PM8001_IOCTL_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD)


#define PM8001_MSG_DBG(HBA, CMD)		\
	PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD)



#define PM8001_USE_TASKLET

#define PM8001_USE_MSIX

#define PM8001_READ_VPD



#define DEV_IS_EXPANDER(type)	((type == SAS_EDGE_EXPANDER_DEVICE) || (type == SAS_FANOUT_EXPANDER_DEVICE))

#define IS_SPCV_12G(dev)	((dev->device == 0X8074)                \
                                || (dev->device == 0X8076)              \
                                || (dev->device == 0X8077)              \
                                || (dev->device == 0X8070)              \
                                || (dev->device == 0X8072))


#define PM8001_NAME_LENGTH		32
/* generic length of strings */
extern struct list_head hba_list;
extern const struct pm8001_dispatch pm8001_8001_dispatch;
extern const struct pm8001_dispatch pm8001_80xx_dispatch;

struct pm8001_hba_info;
struct pm8001_ccb_info;
struct pm8001_device;
/* define task management IU */

struct pm8001_tmf_task {
	
u8	tmf;
	
u32	tag_of_task_to_be_managed;
};

struct pm8001_ioctl_payload {
	
u32	signature;
	
u16	major_function;
	
u16	minor_function;
	
u16	length;
	
u16	status;
	
u16	offset;
	
u16	id;
	
u8	*func_specific;
};


#define MPI_FATAL_ERROR_TABLE_OFFSET_MASK 0xFFFFFF

#define MPI_FATAL_ERROR_TABLE_SIZE(value) ((0xFF000000 & value) >> SHIFT24)

#define MPI_FATAL_EDUMP_TABLE_LO_OFFSET            0x00     
/* HNFBUFL */

#define MPI_FATAL_EDUMP_TABLE_HI_OFFSET            0x04     
/* HNFBUFH */

#define MPI_FATAL_EDUMP_TABLE_LENGTH               0x08     
/* HNFBLEN */

#define MPI_FATAL_EDUMP_TABLE_HANDSHAKE            0x0C     
/* FDDHSHK */

#define MPI_FATAL_EDUMP_TABLE_STATUS               0x10     
/* FDDTSTAT */

#define MPI_FATAL_EDUMP_TABLE_ACCUM_LEN            0x14     
/* ACCDDLEN */

#define MPI_FATAL_EDUMP_HANDSHAKE_RDY              0x1

#define MPI_FATAL_EDUMP_HANDSHAKE_BUSY             0x0

#define MPI_FATAL_EDUMP_TABLE_STAT_RSVD                 0x0

#define MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED           0x1

#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA 0x2

#define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE      0x3

#define TYPE_GSM_SPACE        1

#define TYPE_QUEUE            2

#define TYPE_FATAL            3

#define TYPE_NON_FATAL        4

#define TYPE_INBOUND          1

#define TYPE_OUTBOUND         2

struct forensic_data {
	
u32  data_type;
	union {
		struct {
			
u32  direct_len;
			
u32  direct_offset;
			
void  *direct_data;
		} 
gsm_buf;
		struct {
			
u16  queue_type;
			
u16  queue_index;
			
u32  direct_len;
			
void  *direct_data;
		} 
queue_buf;
		struct {
			
u32  direct_len;
			
u32  direct_offset;
			
u32  read_len;
			
void  *direct_data;
		} 
data_buf;
	};
};

/* bit31-26 - mask bar */

#define SCRATCH_PAD0_BAR_MASK                    0xFC000000
/* bit25-0  - offset mask */

#define SCRATCH_PAD0_OFFSET_MASK                 0x03FFFFFF
/* if AAP error state */

#define SCRATCH_PAD0_AAPERR_MASK                 0xFFFFFFFF
/* Inbound doorbell bit7 */

#define SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP	 0x80
/* Inbound doorbell bit7 SPCV */

#define SPCV_MSGU_CFG_TABLE_TRANSFER_DEBUG_INFO  0x80

#define MAIN_MERRDCTO_MERRDCES		         0xA0
/* DWORD 0x28) */


struct pm8001_dispatch {
	
char *name;
	
int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
	
int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha);
	
void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
	
int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
	
void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
	
irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha, u8 vec);
	
u32 (*is_our_interupt)(struct pm8001_hba_info *pm8001_ha);
	
int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha, u8 vec);
	
void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
	
void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
	
void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
	
int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_ccb_info *ccb);
	
int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_ccb_info *ccb);
	
int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_ccb_info *ccb);
	
int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha,	u8 phy_id);
	
int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
	
int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_device *pm8001_dev, u32 flag);
	
int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
	
int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
		u32 phy_id, u32 phy_op);
	
int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
		u32 cmd_tag);
	
int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
	
int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
	
int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
	
int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
		void *payload);
	
int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
		struct pm8001_device *pm8001_dev, u32 state);
	
int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
		u32 state);
	
int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
		u32 state);
	
int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
};


struct pm8001_chip_info {
	
u32     encrypt;
	
u32	n_phy;
	
const struct pm8001_dispatch	*dispatch;
};

#define PM8001_CHIP_DISP	(pm8001_ha->chip->dispatch)


struct pm8001_port {
	
struct asd_sas_port	sas_port;
	
u8			port_attached;
	
u16			wide_port_phymap;
	
u8			port_state;
	
struct list_head	list;
};


struct pm8001_phy {
	
struct pm8001_hba_info	*pm8001_ha;
	
struct pm8001_port	*port;
	
struct asd_sas_phy	sas_phy;
	
struct sas_identify	identify;
	
struct scsi_device	*sdev;
	
u64			dev_sas_addr;
	
u32			phy_type;
	
struct completion	*enable_completion;
	
u32			frame_rcvd_size;
	
u8			frame_rcvd[32];
	
u8			phy_attached;
	
u8			phy_state;
	
enum sas_linkrate	minimum_linkrate;
	
enum sas_linkrate	maximum_linkrate;
};


struct pm8001_device {
	
enum sas_device_type	dev_type;
	
struct domain_device	*sas_device;
	
u32			attached_phy;
	
u32			id;
	
struct completion	*dcompletion;
	
struct completion	*setds_completion;
	
u32			device_id;
	
u32			running_req;
};


struct pm8001_prd_imt {
	
__le32			len;
	
__le32			e;
};


struct pm8001_prd {
	
__le64			addr;		/* 64-bit buffer address */
	
struct pm8001_prd_imt	im_len;		/* 64-bit length */
} __attribute__ ((packed));
/*
 * CCB(Command Control Block)
 */

struct pm8001_ccb_info {
	
struct list_head	entry;
	
struct sas_task		*task;
	
u32			n_elem;
	
u32			ccb_tag;
	
dma_addr_t		ccb_dma_handle;
	
struct pm8001_device	*device;
	
struct pm8001_prd	buf_prd[PM8001_MAX_DMA_SG];
	
struct fw_control_ex	*fw_control_context;
	
u8			open_retry;
};


struct mpi_mem {
	
void			*virt_ptr;
	
dma_addr_t		phys_addr;
	
u32			phys_addr_hi;
	
u32			phys_addr_lo;
	
u32			total_len;
	
u32			num_elements;
	
u32			element_size;
	
u32			alignment;
};


struct mpi_mem_req {
	/* The number of element in the  mpiMemory array */
	
u32			count;
	/* The array of structures that define memroy regions*/
	
struct mpi_mem		region[USI_MAX_MEMCNT];
};


struct encrypt {
	
u32	cipher_mode;
	
u32	sec_mode;
	
u32	status;
	
u32	flag;
};


struct sas_phy_attribute_table {
	
u32	phystart1_16[16];
	
u32	outbound_hw_event_pid1_16[16];
};


union main_cfg_table {
	struct {
	
u32			signature;
	
u32			interface_rev;
	
u32			firmware_rev;
	
u32			max_out_io;
	
u32			max_sgl;
	
u32			ctrl_cap_flag;
	
u32			gst_offset;
	
u32			inbound_queue_offset;
	
u32			outbound_queue_offset;
	
u32			inbound_q_nppd_hppd;
	
u32			outbound_hw_event_pid0_3;
	
u32			outbound_hw_event_pid4_7;
	
u32			outbound_ncq_event_pid0_3;
	
u32			outbound_ncq_event_pid4_7;
	
u32			outbound_tgt_ITNexus_event_pid0_3;
	
u32			outbound_tgt_ITNexus_event_pid4_7;
	
u32			outbound_tgt_ssp_event_pid0_3;
	
u32			outbound_tgt_ssp_event_pid4_7;
	
u32			outbound_tgt_smp_event_pid0_3;
	
u32			outbound_tgt_smp_event_pid4_7;
	
u32			upper_event_log_addr;
	
u32			lower_event_log_addr;
	
u32			event_log_size;
	
u32			event_log_option;
	
u32			upper_iop_event_log_addr;
	
u32			lower_iop_event_log_addr;
	
u32			iop_event_log_size;
	
u32			iop_event_log_option;
	
u32			fatal_err_interrupt;
	
u32			fatal_err_dump_offset0;
	
u32			fatal_err_dump_length0;
	
u32			fatal_err_dump_offset1;
	
u32			fatal_err_dump_length1;
	
u32			hda_mode_flag;
	
u32			anolog_setup_table_offset;
	
u32			rsvd[4];
	} 
pm8001_tbl;

	struct {
	
u32			signature;
	
u32			interface_rev;
	
u32			firmware_rev;
	
u32			max_out_io;
	
u32			max_sgl;
	
u32			ctrl_cap_flag;
	
u32			gst_offset;
	
u32			inbound_queue_offset;
	
u32			outbound_queue_offset;
	
u32			inbound_q_nppd_hppd;
	
u32			rsvd[8];
	
u32			crc_core_dump;
	
u32			rsvd1;
	
u32			upper_event_log_addr;
	
u32			lower_event_log_addr;
	
u32			event_log_size;
	
u32			event_log_severity;
	
u32			upper_pcs_event_log_addr;
	
u32			lower_pcs_event_log_addr;
	
u32			pcs_event_log_size;
	
u32			pcs_event_log_severity;
	
u32			fatal_err_interrupt;
	
u32			fatal_err_dump_offset0;
	
u32			fatal_err_dump_length0;
	
u32			fatal_err_dump_offset1;
	
u32			fatal_err_dump_length1;
	
u32			gpio_led_mapping;
	
u32			analog_setup_table_offset;
	
u32			int_vec_table_offset;
	
u32			phy_attr_table_offset;
	
u32			port_recovery_timer;
	
u32			interrupt_reassertion_delay;
	
u32			fatal_n_non_fatal_dump;	        /* 0x28 */
	} 
pm80xx_tbl;
};


union general_status_table {
	struct {
	
u32			gst_len_mpistate;
	
u32			iq_freeze_state0;
	
u32			iq_freeze_state1;
	
u32			msgu_tcnt;
	
u32			iop_tcnt;
	
u32			rsvd;
	
u32			phy_state[8];
	
u32			gpio_input_val;
	
u32			rsvd1[2];
	
u32			recover_err_info[8];
	} 
pm8001_tbl;
	struct {
	
u32			gst_len_mpistate;
	
u32			iq_freeze_state0;
	
u32			iq_freeze_state1;
	
u32			msgu_tcnt;
	
u32			iop_tcnt;
	
u32			rsvd[9];
	
u32			gpio_input_val;
	
u32			rsvd1[2];
	
u32			recover_err_info[8];
	} 
pm80xx_tbl;
};

struct inbound_queue_table {
	
u32			element_pri_size_cnt;
	
u32			upper_base_addr;
	
u32			lower_base_addr;
	
u32			ci_upper_base_addr;
	
u32			ci_lower_base_addr;
	
u32			pi_pci_bar;
	
u32			pi_offset;
	
u32			total_length;
	
void			*base_virt;
	
void			*ci_virt;
	
u32			reserved;
	
__le32			consumer_index;
	
u32			producer_idx;
};

struct outbound_queue_table {
	
u32			element_size_cnt;
	
u32			upper_base_addr;
	
u32			lower_base_addr;
	
void			*base_virt;
	
u32			pi_upper_base_addr;
	
u32			pi_lower_base_addr;
	
u32			ci_pci_bar;
	
u32			ci_offset;
	
u32			total_length;
	
void			*pi_virt;
	
u32			interrup_vec_cnt_delay;
	
u32			dinterrup_to_pci_offset;
	
__le32			producer_index;
	
u32			consumer_idx;
};

struct pm8001_hba_memspace {
	
void __iomem  		*memvirtaddr;
	
u64			membase;
	
u32			memsize;
};

struct isr_param {
	
struct pm8001_hba_info *drv_inst;
	
u32 irq_id;
};

struct pm8001_hba_info {
	
char			name[PM8001_NAME_LENGTH];
	
struct list_head	list;
	
unsigned long		flags;
	
spinlock_t		lock;/* host-wide lock */
	
spinlock_t		bitmap_lock;
	
struct pci_dev		*pdev;/* our device */
	
struct device		*dev;
	
struct pm8001_hba_memspace io_mem[6];
	
struct mpi_mem_req	memoryMap;
	
struct encrypt		encrypt_info; /* support encryption */
	
struct forensic_data	forensic_info;
	
u32			fatal_bar_loc;
	
u32			forensic_last_offset;
	
u32			fatal_forensic_shift_offset;
	
u32			forensic_fatal_step;
	
u32			evtlog_ib_offset;
	
u32			evtlog_ob_offset;
	
void __iomem	*msg_unit_tbl_addr;/*Message Unit Table Addr*/
	
void __iomem	*main_cfg_tbl_addr;/*Main Config Table Addr*/
	
void __iomem	*general_stat_tbl_addr;/*General Status Table Addr*/
	
void __iomem	*inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
	
void __iomem	*outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
	
void __iomem	*pspa_q_tbl_addr;
			/*MPI SAS PHY attributes Queue Config Table Addr*/
	
void __iomem	*ivt_tbl_addr; /*MPI IVT Table Addr */
	
void __iomem	*fatal_tbl_addr; /*MPI IVT Table Addr */
	
union main_cfg_table	main_cfg_tbl;
	
union general_status_table	gs_tbl;
	
struct inbound_queue_table	inbnd_q_tbl[PM8001_MAX_SPCV_INB_NUM];
	
struct outbound_queue_table	outbnd_q_tbl[PM8001_MAX_SPCV_OUTB_NUM];
	
struct sas_phy_attribute_table	phy_attr_table;
					/* MPI SAS PHY attributes */
	
u8			sas_addr[SAS_ADDR_SIZE];
	
struct sas_ha_struct	*sas;/* SCSI/SAS glue */
	
struct Scsi_Host	*shost;
	
u32			chip_id;
	
const struct pm8001_chip_info	*chip;
	
struct completion	*nvmd_completion;
	
int			tags_num;
	
unsigned long		*tags;
	
struct pm8001_phy	phy[PM8001_MAX_PHYS];
	
struct pm8001_port	port[PM8001_MAX_PHYS];
	
u32			id;
	
u32			irq;
	
u32			iomb_size; /* SPC and SPCV IOMB size */
	
struct pm8001_device	*devices;
	
struct pm8001_ccb_info	*ccb_info;
#ifdef PM8001_USE_MSIX
	
struct msix_entry	msix_entries[PM8001_MAX_MSIX_VEC];
					/*for msi-x interrupt*/
	
int			number_of_intr;/*will be used in remove()*/
#endif
#ifdef PM8001_USE_TASKLET
	
struct tasklet_struct	tasklet[PM8001_MAX_MSIX_VEC];
#endif
	
u32			logging_level;
	
u32			fw_status;
	
u32			smp_exp_mode;
	
const struct firmware 	*fw_image;
	
struct isr_param irq_vector[PM8001_MAX_MSIX_VEC];
};


struct pm8001_work {
	
struct work_struct work;
	
struct pm8001_hba_info *pm8001_ha;
	
void *data;
	
int handler;
};


struct pm8001_fw_image_header {
	
u8 vender_id[8];
	
u8 product_id;
	
u8 hardware_rev;
	
u8 dest_partition;
	
u8 reserved;
	
u8 fw_rev[4];
	
__be32  image_length;
	
__be32 image_crc;
	
__be32 startup_entry;
} __attribute__((packed, aligned(4)));


/**
 * FW Flash Update status values
 */

#define FLASH_UPDATE_COMPLETE_PENDING_REBOOT	0x00

#define FLASH_UPDATE_IN_PROGRESS		0x01

#define FLASH_UPDATE_HDR_ERR			0x02

#define FLASH_UPDATE_OFFSET_ERR			0x03

#define FLASH_UPDATE_CRC_ERR			0x04

#define FLASH_UPDATE_LENGTH_ERR			0x05

#define FLASH_UPDATE_HW_ERR			0x06

#define FLASH_UPDATE_DNLD_NOT_SUPPORTED		0x10

#define FLASH_UPDATE_DISABLED			0x11


#define	NCQ_READ_LOG_FLAG			0x80000000

#define	NCQ_ABORT_ALL_FLAG			0x40000000

#define	NCQ_2ND_RLE_FLAG			0x20000000

/* Device states */

#define DS_OPERATIONAL				0x01

#define DS_PORT_IN_RESET			0x02

#define DS_IN_RECOVERY				0x03

#define DS_IN_ERROR				0x04

#define DS_NON_OPERATIONAL			0x07

/**
 * brief param structure for firmware flash update.
 */

struct fw_flash_updata_info {
	
u32			cur_image_offset;
	
u32			cur_image_len;
	
u32			total_image_len;
	
struct pm8001_prd	sgl;
};


struct fw_control_info {
	
u32			retcode;/*ret code (status)*/
	
u32			phase;/*ret code phase*/
	
u32			phaseCmplt;/*percent complete for the current
        update phase */
	
u32			version;/*Hex encoded firmware version number*/
	
u32			offset;/*Used for downloading firmware */
	
u32			len; /*len of buffer*/
	
u32			size;/* Used in OS VPD and Trace get size
        operations.*/
	
u32			reserved;/* padding required for 64 bit
        alignment */
	
u8			buffer[1];/* Start of buffer */
};

struct fw_control_ex {
	
struct fw_control_info *fw_control;
	
void			*buffer;/* keep buffer pointer to be
        freed when the response comes*/
	
void			*virtAddr;/* keep virtual address of the data */
	
void			*usrAddr;/* keep virtual address of the
        user data */
	
dma_addr_t		phys_addr;
	
u32			len; /* len of buffer  */
	
void			*payload; /* pointer to IOCTL Payload */
	
u8			inProgress;/*if 1 - the IOCTL request is in
        progress */
	
void			*param1;
	
void			*param2;
	
void			*param3;
};

/* pm8001 workqueue */
extern struct workqueue_struct *pm8001_wq;

/******************** function prototype *********************/
int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha);
u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
	struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx);
int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
	void *funcdata);
void pm8001_scan_start(struct Scsi_Host *shost);
int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags);
int pm8001_abort_task(struct sas_task *task);
int pm8001_abort_task_set(struct domain_device *dev, u8 *lun);
int pm8001_clear_aca(struct domain_device *dev, u8 *lun);
int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
int pm8001_dev_found(struct domain_device *dev);
void pm8001_dev_gone(struct domain_device *dev);
int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
int pm8001_I_T_nexus_reset(struct domain_device *dev);
int pm8001_I_T_nexus_event_handler(struct domain_device *dev);
int pm8001_query_task(struct sas_task *task);
void pm8001_open_reject_retry(
	struct pm8001_hba_info *pm8001_ha,
	struct sas_task *task_to_close,
	struct pm8001_device *device_to_close);
int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
	dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
	u32 mem_size, u32 align);

void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha);
int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
			struct inbound_queue_table *circularQ,
			u32 opCode, void *payload, u32 responseQueue);
int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
				u16 messageSize, void **messagePtr);
u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
			struct outbound_queue_table *circularQ, u8 bc);
u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
			struct outbound_queue_table *circularQ,
			void **messagePtr1, u8 *pBC);
int pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
			struct pm8001_device *pm8001_dev, u32 state);
int pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
					void *payload);
int pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
					void *fw_flash_updata_info, u32 tag);
int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
				struct pm8001_ccb_info *ccb,
				struct pm8001_tmf_task *tmf);
int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
				struct pm8001_device *pm8001_dev,
				u8 flag, u32 task_tag, u32 cmd_tag);
int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, u32 device_id);
void pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd);
void pm8001_work_fn(struct work_struct *work);
int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha,
					void *data, int handler);
void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
							void *piomb);
void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
							void *piomb);
void pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
							void *piomb);
int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha,
							void *piomb);
void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate);
void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, u8 *sas_addr);
void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i);
int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
							void *piomb);
int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb);
int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
struct sas_task *pm8001_alloc_task(void);
void pm8001_task_done(struct sas_task *task);
void pm8001_free_task(struct sas_task *task);
void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag);
struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
					u32 device_id);
int pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha);

int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
	u32 length, u8 *buf);
void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
		u32 phy, u32 length, u32 *buf);
int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
ssize_t pm80xx_get_fatal_dump(struct device *cdev,
		struct device_attribute *attr, char *buf);
ssize_t pm8001_get_gsm_dump(struct device *cdev, u32, char *buf);
/* ctl shared API */
extern struct device_attribute *pm8001_host_attrs[];


static inline void

pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
			struct sas_task *task, struct pm8001_ccb_info *ccb,
			u32 ccb_idx)
{
	pm8001_ccb_task_free(pm8001_ha, task, ccb, ccb_idx);
	smp_mb(); /*in order to force CPU ordering*/
	spin_unlock(&pm8001_ha->lock);
	task->task_done(task);
	spin_lock(&pm8001_ha->lock);
}

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#endif

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Directory: drivers/scsi/pm8001

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