2009-10-14 16:19:21 +08:00
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/*
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* PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
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*
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* Copyright (c) 2008-2009 USI Co., Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*
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*/
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#ifndef _PM8001_SAS_H_
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#define _PM8001_SAS_H_
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/spinlock.h>
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#include <linux/delay.h>
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#include <linux/types.h>
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#include <linux/ctype.h>
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#include <linux/dma-mapping.h>
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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#include <linux/smp_lock.h>
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#include <scsi/libsas.h>
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#include <scsi/scsi_tcq.h>
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#include <scsi/sas_ata.h>
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#include <asm/atomic.h>
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#include "pm8001_defs.h"
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#define DRV_NAME "pm8001"
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#define DRV_VERSION "0.1.36"
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2009-12-07 17:23:11 +08:00
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#define PM8001_FAIL_LOGGING 0x01 /* Error message logging */
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2009-10-14 16:19:21 +08:00
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#define PM8001_INIT_LOGGING 0x02 /* driver init logging */
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#define PM8001_DISC_LOGGING 0x04 /* discovery layer logging */
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#define PM8001_IO_LOGGING 0x08 /* I/O path logging */
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2009-12-07 17:23:11 +08:00
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#define PM8001_EH_LOGGING 0x10 /* libsas EH function logging*/
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2009-10-14 16:19:21 +08:00
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#define PM8001_IOCTL_LOGGING 0x20 /* IOCTL message logging */
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#define PM8001_MSG_LOGGING 0x40 /* misc message logging */
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#define pm8001_printk(format, arg...) printk(KERN_INFO "%s %d:" format,\
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__func__, __LINE__, ## arg)
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#define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD) \
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do { \
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if (unlikely(HBA->logging_level & LEVEL)) \
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do { \
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CMD; \
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} while (0); \
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} while (0);
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#define PM8001_EH_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD)
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#define PM8001_INIT_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD)
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#define PM8001_DISC_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD)
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#define PM8001_IO_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD)
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#define PM8001_FAIL_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD)
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#define PM8001_IOCTL_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD)
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#define PM8001_MSG_DBG(HBA, CMD) \
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PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD)
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#define PM8001_USE_TASKLET
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#define PM8001_USE_MSIX
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2009-12-07 17:23:08 +08:00
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#define PM8001_READ_VPD
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2009-10-14 16:19:21 +08:00
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#define DEV_IS_EXPANDER(type) ((type == EDGE_DEV) || (type == FANOUT_DEV))
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#define PM8001_NAME_LENGTH 32/* generic length of strings */
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extern struct list_head hba_list;
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extern const struct pm8001_dispatch pm8001_8001_dispatch;
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struct pm8001_hba_info;
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struct pm8001_ccb_info;
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struct pm8001_device;
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2009-12-07 17:23:08 +08:00
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/* define task management IU */
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struct pm8001_tmf_task {
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u8 tmf;
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u32 tag_of_task_to_be_managed;
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};
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struct pm8001_ioctl_payload {
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u32 signature;
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u16 major_function;
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u16 minor_function;
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u16 length;
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u16 status;
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u16 offset;
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u16 id;
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u8 *func_specific;
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};
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2009-10-14 16:19:21 +08:00
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struct pm8001_dispatch {
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char *name;
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int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
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int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha, u32 signature);
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void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
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int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
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void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
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2009-11-05 22:33:35 +08:00
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irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha);
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2009-10-14 16:19:21 +08:00
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u32 (*is_our_interupt)(struct pm8001_hba_info *pm8001_ha);
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int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha);
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void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha);
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void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha);
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void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
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int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_ccb_info *ccb);
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int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_ccb_info *ccb);
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int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_ccb_info *ccb);
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int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
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int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
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int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_device *pm8001_dev, u32 flag);
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int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
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int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
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u32 phy_id, u32 phy_op);
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int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
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u32 cmd_tag);
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int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
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int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
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int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
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int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
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void *payload);
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int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
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struct pm8001_device *pm8001_dev, u32 state);
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int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
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u32 state);
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int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
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u32 state);
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2009-11-05 22:32:31 +08:00
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int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
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2009-10-14 16:19:21 +08:00
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};
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struct pm8001_chip_info {
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u32 n_phy;
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const struct pm8001_dispatch *dispatch;
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};
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#define PM8001_CHIP_DISP (pm8001_ha->chip->dispatch)
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struct pm8001_port {
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struct asd_sas_port sas_port;
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2009-12-07 17:22:42 +08:00
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u8 port_attached;
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u8 wide_port_phymap;
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u8 port_state;
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struct list_head list;
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2009-10-14 16:19:21 +08:00
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};
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struct pm8001_phy {
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struct pm8001_hba_info *pm8001_ha;
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struct pm8001_port *port;
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struct asd_sas_phy sas_phy;
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struct sas_identify identify;
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struct scsi_device *sdev;
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u64 dev_sas_addr;
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u32 phy_type;
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struct completion *enable_completion;
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u32 frame_rcvd_size;
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u8 frame_rcvd[32];
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u8 phy_attached;
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u8 phy_state;
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enum sas_linkrate minimum_linkrate;
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enum sas_linkrate maximum_linkrate;
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};
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struct pm8001_device {
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enum sas_dev_type dev_type;
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struct domain_device *sas_device;
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u32 attached_phy;
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u32 id;
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struct completion *dcompletion;
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struct completion *setds_completion;
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u32 device_id;
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u32 running_req;
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};
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struct pm8001_prd_imt {
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__le32 len;
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__le32 e;
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};
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struct pm8001_prd {
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__le64 addr; /* 64-bit buffer address */
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struct pm8001_prd_imt im_len; /* 64-bit length */
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} __attribute__ ((packed));
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/*
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* CCB(Command Control Block)
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*/
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struct pm8001_ccb_info {
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struct list_head entry;
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struct sas_task *task;
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u32 n_elem;
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u32 ccb_tag;
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dma_addr_t ccb_dma_handle;
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struct pm8001_device *device;
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struct pm8001_prd buf_prd[PM8001_MAX_DMA_SG];
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struct fw_control_ex *fw_control_context;
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};
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struct mpi_mem {
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void *virt_ptr;
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dma_addr_t phys_addr;
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u32 phys_addr_hi;
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u32 phys_addr_lo;
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u32 total_len;
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u32 num_elements;
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u32 element_size;
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u32 alignment;
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};
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struct mpi_mem_req {
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/* The number of element in the mpiMemory array */
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u32 count;
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/* The array of structures that define memroy regions*/
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struct mpi_mem region[USI_MAX_MEMCNT];
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};
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struct main_cfg_table {
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u32 signature;
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u32 interface_rev;
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u32 firmware_rev;
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u32 max_out_io;
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u32 max_sgl;
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u32 ctrl_cap_flag;
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u32 gst_offset;
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u32 inbound_queue_offset;
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u32 outbound_queue_offset;
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u32 inbound_q_nppd_hppd;
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u32 outbound_hw_event_pid0_3;
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u32 outbound_hw_event_pid4_7;
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u32 outbound_ncq_event_pid0_3;
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u32 outbound_ncq_event_pid4_7;
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u32 outbound_tgt_ITNexus_event_pid0_3;
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u32 outbound_tgt_ITNexus_event_pid4_7;
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u32 outbound_tgt_ssp_event_pid0_3;
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u32 outbound_tgt_ssp_event_pid4_7;
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u32 outbound_tgt_smp_event_pid0_3;
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u32 outbound_tgt_smp_event_pid4_7;
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u32 upper_event_log_addr;
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u32 lower_event_log_addr;
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u32 event_log_size;
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u32 event_log_option;
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u32 upper_iop_event_log_addr;
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u32 lower_iop_event_log_addr;
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u32 iop_event_log_size;
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u32 iop_event_log_option;
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u32 fatal_err_interrupt;
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u32 fatal_err_dump_offset0;
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u32 fatal_err_dump_length0;
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u32 fatal_err_dump_offset1;
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u32 fatal_err_dump_length1;
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u32 hda_mode_flag;
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u32 anolog_setup_table_offset;
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};
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struct general_status_table {
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u32 gst_len_mpistate;
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u32 iq_freeze_state0;
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u32 iq_freeze_state1;
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u32 msgu_tcnt;
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u32 iop_tcnt;
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u32 reserved;
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u32 phy_state[8];
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u32 reserved1;
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u32 reserved2;
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u32 reserved3;
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u32 recover_err_info[8];
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};
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struct inbound_queue_table {
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u32 element_pri_size_cnt;
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u32 upper_base_addr;
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u32 lower_base_addr;
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u32 ci_upper_base_addr;
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u32 ci_lower_base_addr;
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u32 pi_pci_bar;
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u32 pi_offset;
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u32 total_length;
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void *base_virt;
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void *ci_virt;
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u32 reserved;
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__le32 consumer_index;
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u32 producer_idx;
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};
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struct outbound_queue_table {
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u32 element_size_cnt;
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u32 upper_base_addr;
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u32 lower_base_addr;
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|
|
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 pm8001_hba_info {
|
|
|
|
char name[PM8001_NAME_LENGTH];
|
|
|
|
struct list_head list;
|
|
|
|
unsigned long flags;
|
|
|
|
spinlock_t lock;/* host-wide lock */
|
|
|
|
struct pci_dev *pdev;/* our device */
|
|
|
|
struct device *dev;
|
|
|
|
struct pm8001_hba_memspace io_mem[6];
|
|
|
|
struct mpi_mem_req memoryMap;
|
|
|
|
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*/
|
|
|
|
struct main_cfg_table main_cfg_tbl;
|
|
|
|
struct general_status_table gs_tbl;
|
|
|
|
struct inbound_queue_table inbnd_q_tbl[PM8001_MAX_INB_NUM];
|
|
|
|
struct outbound_queue_table outbnd_q_tbl[PM8001_MAX_OUTB_NUM];
|
|
|
|
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;
|
|
|
|
struct pm8001_device *devices;
|
|
|
|
struct pm8001_ccb_info *ccb_info;
|
|
|
|
#ifdef PM8001_USE_MSIX
|
|
|
|
struct msix_entry msix_entries[16];/*for msi-x interrupt*/
|
|
|
|
int number_of_intr;/*will be used in remove()*/
|
|
|
|
#endif
|
|
|
|
#ifdef PM8001_USE_TASKLET
|
|
|
|
struct tasklet_struct tasklet;
|
|
|
|
#endif
|
|
|
|
struct list_head wq_list;
|
|
|
|
u32 logging_level;
|
|
|
|
u32 fw_status;
|
|
|
|
const struct firmware *fw_image;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct pm8001_wq {
|
|
|
|
struct delayed_work work_q;
|
|
|
|
struct pm8001_hba_info *pm8001_ha;
|
|
|
|
void *data;
|
|
|
|
int handler;
|
|
|
|
struct list_head entry;
|
|
|
|
};
|
|
|
|
|
|
|
|
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)));
|
|
|
|
|
2009-12-07 17:23:08 +08:00
|
|
|
|
2009-10-14 16:19:21 +08:00
|
|
|
/**
|
|
|
|
* 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
|
|
|
|
|
|
|
|
/**
|
|
|
|
* 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 responce 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;
|
|
|
|
};
|
|
|
|
|
|
|
|
/******************** 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_free(struct pm8001_hba_info *pm8001_ha, u32 ccb_idx);
|
|
|
|
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);
|
|
|
|
int pm8001_slave_alloc(struct scsi_device *scsi_dev);
|
|
|
|
int pm8001_slave_configure(struct scsi_device *sdev);
|
|
|
|
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, const int num,
|
|
|
|
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_query_task(struct sas_task *task);
|
|
|
|
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);
|
|
|
|
|
|
|
|
|
|
|
|
/* ctl shared API */
|
|
|
|
extern struct device_attribute *pm8001_host_attrs[];
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|