aic94xx: sas header file merge
Subsystems (2)
PATCH 1/7 aic94xx: sas header file merge
Merge sas header files into libsas.h and sas.h and move them into the include/scsi dir
---
Index: linux-2.6.17-rc5/include/scsi/sas/sas.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,164 +0,0 @@
-/*
- * SAS structures and definitions header file
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- *
- * $Id: //depot/sas-class/sas.h#25 $
- */
-
-#ifndef _SAS_H_
-#define _SAS_H_
-
-#include <linux/types.h>
-#include <asm/byteorder.h>
-
-#define SAS_ADDR_SIZE 8
-#define HASHED_SAS_ADDR_SIZE 3
-#define SAS_ADDR(_sa) ((unsigned long long) be64_to_cpu(*(__be64 *)(_sa)))
-
-enum sas_oob_mode {
- OOB_NOT_CONNECTED,
- SATA_OOB_MODE,
- SAS_OOB_MODE
-};
-
-/* See sas_discover.c if you plan on changing these.
- */
-enum sas_dev_type {
- NO_DEVICE = 0, /* protocol */ - SAS_END_DEV = 1, /* protocol */ - EDGE_DEV = 2, /* protocol */ - FANOUT_DEV = 3, /* protocol */ - SAS_HA = 4, - SATA_DEV = 5, - SATA_PM = 7,
- SATA_PM_PORT= 8,
-};
-
-enum sas_phy_linkrate {
- PHY_LINKRATE_NONE = 0,
- PHY_LINKRATE_UNKNOWN = 0,
- PHY_DISABLED,
- PHY_RESET_PROBLEM,
- PHY_SPINUP_HOLD,
- PHY_PORT_SELECTOR,
- PHY_LINKRATE_1_5 = 0x08,
- PHY_LINKRATE_G1 = PHY_LINKRATE_1_5, - PHY_LINKRATE_3 = 0x09, - PHY_LINKRATE_G2 = PHY_LINKRATE_3, - PHY_LINKRATE_6 = 0x0A,
-};
-
-/* Partly from IDENTIFY address frame. */
-enum sas_proto {
- SATA_PROTO = 1,
- SAS_PROTO_SMP = 2, /* protocol */ - SAS_PROTO_STP = 4, /* protocol */ - SAS_PROTO_SSP = 8, /* protocol */
- SAS_PROTO_ALL = 0xE,
-};
-
-/* From the spec; local phys only */
-enum phy_func {
- PHY_FUNC_NOP,
- PHY_FUNC_LINK_RESET, /* Enables the phy */
- PHY_FUNC_HARD_RESET,
- PHY_FUNC_DISABLE,
- PHY_FUNC_CLEAR_ERROR_LOG = 5,
- PHY_FUNC_CLEAR_AFFIL,
- PHY_FUNC_TX_SATA_PS_SIGNAL,
- PHY_FUNC_RELEASE_SPINUP_HOLD = 0x10, /* LOCAL PORT ONLY! */
-};
-
-#include <scsi/sas/sas_frames.h>
-
-/* SAS LLDD would need to report only _very_few_ of those, like BROADCAST.
- * Most of those are here for completeness.
- */
-enum sas_prim {
- SAS_PRIM_AIP_NORMAL = 1,
- SAS_PRIM_AIP_R0 = 2, - SAS_PRIM_AIP_R1 = 3, - SAS_PRIM_AIP_R2 = 4, - SAS_PRIM_AIP_WC = 5, - SAS_PRIM_AIP_WD = 6, - SAS_PRIM_AIP_WP = 7, - SAS_PRIM_AIP_RWP = 8, - - SAS_PRIM_BC_CH = 9, - SAS_PRIM_BC_RCH0 = 10, - SAS_PRIM_BC_RCH1 = 11, - SAS_PRIM_BC_R0 = 12, - SAS_PRIM_BC_R1 = 13, - SAS_PRIM_BC_R2 = 14, - SAS_PRIM_BC_R3 = 15, - SAS_PRIM_BC_R4 = 16, - - SAS_PRIM_NOTIFY_ENSP= 17, - SAS_PRIM_NOTIFY_R0 = 18, - SAS_PRIM_NOTIFY_R1 = 19, - SAS_PRIM_NOTIFY_R2 = 20,
-
- SAS_PRIM_CLOSE_CLAF = 21,
- SAS_PRIM_CLOSE_NORM = 22,
- SAS_PRIM_CLOSE_R0 = 23,
- SAS_PRIM_CLOSE_R1 = 24,
-
- SAS_PRIM_OPEN_RTRY = 25, - SAS_PRIM_OPEN_RJCT = 26, - SAS_PRIM_OPEN_ACPT = 27,
-
- SAS_PRIM_DONE = 28,
- SAS_PRIM_BREAK = 29,
-
- SATA_PRIM_DMAT = 33, - SATA_PRIM_PMNAK = 34, - SATA_PRIM_PMACK = 35, - SATA_PRIM_PMREQ_S = 36, - SATA_PRIM_PMREQ_P = 37, - SATA_SATA_R_ERR = 38,
-};
-
-enum sas_open_rej_reason {
- /* Abandon open */
- SAS_OREJ_UNKNOWN = 0,
- SAS_OREJ_BAD_DEST = 1,
- SAS_OREJ_CONN_RATE = 2,
- SAS_OREJ_EPROTO = 3, - SAS_OREJ_RESV_AB0 = 4, - SAS_OREJ_RESV_AB1 = 5, - SAS_OREJ_RESV_AB2 = 6, - SAS_OREJ_RESV_AB3 = 7,
- SAS_OREJ_WRONG_DEST= 8,
- SAS_OREJ_STP_NORES = 9,
-
- /* Retry open */
- SAS_OREJ_NO_DEST = 10,
- SAS_OREJ_PATH_BLOCKED = 11,
- SAS_OREJ_RSVD_CONT0 = 12,
- SAS_OREJ_RSVD_CONT1 = 13,
- SAS_OREJ_RSVD_INIT0 = 14,
- SAS_OREJ_RSVD_INIT1 = 15,
- SAS_OREJ_RSVD_STOP0 = 16,
- SAS_OREJ_RSVD_STOP1 = 17,
- SAS_OREJ_RSVD_RETRY = 18,
-};
-#endif /* _SAS_H_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_class.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_class.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,312 +0,0 @@
-/*
- * Serial Attached SCSI (SAS) class header file
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- *
- * $Id: //depot/sas-class/sas_class.h#66 $
- */
-
-#ifndef _SAS_CLASS_H_
-#define _SAS_CLASS_H_
-
-#include <linux/list.h>
-#include <linux/pci.h>
-#include <asm/semaphore.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
-#include <scsi/sas/sas.h>
-#include <scsi/scsi_transport_sas.h>
-
-struct block_device;
-
-enum sas_class {
- SAS,
- EXPANDER
-};
-
-enum sas_phy_role {
- PHY_ROLE_NONE = 0,
- PHY_ROLE_TARGET = 0x40,
- PHY_ROLE_INITIATOR = 0x80,
-};
-
-enum sas_phy_type {
- PHY_TYPE_PHYSICAL,
- PHY_TYPE_VIRTUAL
-};
-
-/* The events are mnemonically described in sas_dump.c
- * so when updating/adding events here, please also
- * update the other file too.
- */
-enum ha_event {
- HAE_RESET = 0U,
-};
-#define HA_NUM_EVENTS 1
-
-enum port_event {
- PORTE_BYTES_DMAED = 0U, - PORTE_BROADCAST_RCVD = 1, - PORTE_LINK_RESET_ERR = 2, - PORTE_TIMER_EVENT = 3, - PORTE_HARD_RESET = 4,
-};
-#define PORT_NUM_EVENTS 5
-
-enum phy_event {
- PHYE_LOSS_OF_SIGNAL = 0U, - PHYE_OOB_DONE = 1, - PHYE_OOB_ERROR = 2, - PHYE_SPINUP_HOLD = 3, /* hot plug SATA, no COMWAKE sent */
-};
-#define PHY_NUM_EVENTS 4
-
-enum discover_event {
- DISCE_DISCOVER_DOMAIN = 0U,
- DISCE_REVALIDATE_DOMAIN = 1,
- DISCE_PORT_GONE = 2,
-};
-#define DISC_NUM_EVENTS 3
-
-struct asd_sas_port;
-
-/* The phy pretty much is controlled by the LLDD.
- * The class only reads those fields.
- */
-struct asd_sas_phy {
-/* private: */
- /* protected by ha->event_lock */
- struct work_struct port_events[PORT_NUM_EVENTS];
- struct work_struct phy_events[PHY_NUM_EVENTS];
-
- u32 port_events_pending;
- u32 phy_events_pending;
-
- int error;
-
- struct sas_phy *phy;
-
-/* public: */
- /* The following are class:RO, driver:R/W */
- int enabled; /* must be set */
-
- int id; /* must be set */
- enum sas_class class;
- enum sas_proto iproto;
- enum sas_proto tproto;
-
- enum sas_phy_type type; - enum sas_phy_role role; - enum sas_oob_mode oob_mode;
- enum sas_phy_linkrate linkrate;
-
- u8 *sas_addr; /* must be set */
- u8 attached_sas_addr[SAS_ADDR_SIZE]; /* class:RO, driver: R/W */
-
- spinlock_t frame_rcvd_lock; - u8 *frame_rcvd; /* must be set */ - int frame_rcvd_size;
-
- spinlock_t sas_prim_lock;
- u32 sas_prim;
-
- struct list_head port_phy_el; /* driver:RO */
- struct asd_sas_port *port; /* Class:RW, driver: RO */
-
- struct sas_ha_struct *ha; /* may be set; the class sets it anyway */
-
- void *lldd_phy; /* not touched by the sas_class_code */
-};
-
-struct sas_discovery {
- spinlock_t disc_event_lock;
- struct work_struct disc_work[DISC_NUM_EVENTS];
- u32 pending; - u8 fanout_sas_addr[8]; - u8 eeds_a[8]; - u8 eeds_b[8]; - int max_level;
-};
-
-struct domain_device;
-
-/* The port struct is Class:RW, driver:RO */
-struct asd_sas_port {
-/* private: */
- struct completion port_gone_completion;
-
- struct sas_discovery disc;
- struct domain_device *port_dev;
- spinlock_t dev_list_lock;
- struct list_head dev_list;
- enum sas_phy_linkrate linkrate;
-
- struct sas_phy *phy;
- struct work_struct work;
-
-/* public: */
- int id;
-
- enum sas_class class; - u8 sas_addr[SAS_ADDR_SIZE]; - u8 attached_sas_addr[SAS_ADDR_SIZE]; - enum sas_proto iproto; - enum sas_proto tproto;
-
- enum sas_oob_mode oob_mode;
-
- spinlock_t phy_list_lock;
- struct list_head phy_list;
- int num_phys;
- u32 phy_mask;
-
- struct sas_ha_struct *ha;
-
- struct sas_port *port;
-
- void *lldd_port; /* not touched by the sas class code */
-};
-
-struct sas_task;
-
-struct scsi_core {
- struct Scsi_Host *shost;
-
- spinlock_t task_queue_lock; - struct list_head task_queue; - int task_queue_size;
-
- struct semaphore queue_thread_sema;
- int queue_thread_kill;
-};
-
-struct sas_ha_struct {
-/* private: */
- spinlock_t event_lock;
- struct work_struct ha_events[HA_NUM_EVENTS];
- u32 pending;
-
- struct scsi_core core;
-
-/* public: */
- char *sas_ha_name;
- struct pci_dev *pcidev; /* should be set */
- struct module *lldd_module; /* should be set */
-
- u8 *sas_addr; /* must be set */
- u8 hashed_sas_addr[HASHED_SAS_ADDR_SIZE];
-
- spinlock_t phy_port_lock;
- struct asd_sas_phy **sas_phy; /* array of valid pointers, must be set
*/
- struct asd_sas_port **sas_port; /* array of valid pointers, must be
set */
- int num_phys; /* must be set, gt 0, static */
-
- /* The class calls this to send a task for execution. */
- int lldd_max_execute_num;
- int lldd_queue_size;
-
- /* LLDD calls these to notify the class of an event. */
- void (*notify_ha_event)(struct sas_ha_struct *, enum ha_event);
- void (*notify_port_event)(struct asd_sas_phy *, enum port_event);
- void (*notify_phy_event)(struct asd_sas_phy *, enum phy_event);
-
- void *lldd_ha; /* not touched by sas class code */
-};
-
-struct sas_domain_function_template {
- /* The class calls these to notify the LLDD of an event. */
- void (*lldd_port_formed)(struct asd_sas_phy *);
- void (*lldd_port_deformed)(struct asd_sas_phy *);
-
- /* The class calls these when a device is found or gone. */
- int (*lldd_dev_found)(struct domain_device *);
- void (*lldd_dev_gone)(struct domain_device *);
-
- int (*lldd_execute_task)(struct sas_task *, int num,
- unsigned long gfp_flags);
-
- /* Task Management Functions. Must be called from process context. */
- int (*lldd_abort_task)(struct sas_task *);
- int (*lldd_abort_task_set)(struct domain_device *, u8 *lun);
- int (*lldd_clear_aca)(struct domain_device *, u8 *lun);
- int (*lldd_clear_task_set)(struct domain_device *, u8 *lun);
- int (*lldd_I_T_nexus_reset)(struct domain_device *);
- int (*lldd_lu_reset)(struct domain_device *, u8 *lun);
- int (*lldd_query_task)(struct sas_task *);
-
- /* Port and Adapter management */
- int (*lldd_clear_nexus_port)(struct asd_sas_port *);
- int (*lldd_clear_nexus_ha)(struct sas_ha_struct *);
-
- /* Phy management */
- int (*lldd_control_phy)(struct asd_sas_phy *, enum phy_func);
-};
-
-
-#define SHOST_TO_SAS_HA(_shost) (*(struct sas_ha_struct **)(_shost)->hostdata)
-
-static inline struct domain_device * -starget_to_domain_dev(struct scsi_target *starget) {
- return starget->hostdata;
-}
-
-static inline struct domain_device * -sdev_to_domain_dev(struct scsi_device *sdev) {
- return starget_to_domain_dev(sdev->sdev_target);
-}
-
-static inline struct domain_device * -cmd_to_domain_dev(struct scsi_cmnd *cmd)
-{
- return sdev_to_domain_dev(cmd->device);
-}
-
-void sas_hash_addr(u8 *hashed, const u8 *sas_addr);
-
-/* Before calling a notify event, LLDD should use this function
- * when the link is severed (possibly from its tasklet).
- * The idea is that the Class only reads those, while the LLDD,
- * can R/W these (thus avoiding a race).
- */
-static inline void sas_phy_disconnected(struct asd_sas_phy *phy) -{
- phy->oob_mode = OOB_NOT_CONNECTED;
- phy->linkrate = PHY_LINKRATE_NONE;
-}
-
-extern int sas_register_ha(struct sas_ha_struct *);
-extern int sas_unregister_ha(struct sas_ha_struct *);
-
-extern int sas_queuecommand(struct scsi_cmnd *cmd,
- void (*scsi_done)(struct scsi_cmnd *));
-extern int sas_target_alloc(struct scsi_target *starget); -extern int sas_slave_alloc(struct scsi_device *scsi_dev); -extern int sas_slave_configure(struct scsi_device *scsi_dev); -extern void sas_slave_destroy(struct scsi_device *scsi_dev); -extern int sas_change_queue_depth(struct scsi_device *scsi_dev, int new_depth);
-extern int sas_change_queue_type(struct scsi_device *scsi_dev, int qt); -extern int sas_bios_param(struct scsi_device *scsi_dev,
- struct block_device *bdev,
- sector_t capacity, int *hsc);
-extern struct scsi_transport_template * -sas_domain_attach_transport(struct sas_domain_function_template *); -extern void sas_domain_release_transport(struct scsi_transport_template *);
-#endif /* _SAS_CLASS_H_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_discover.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_discover.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,157 +0,0 @@
-/*
- * Serial Attached SCSI (SAS) Discover process header file
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * $Id: //depot/sas-class/sas_discover.h#41 $
- */
-
-#ifndef _SAS_DISCOVER_H_
-#define _SAS_DISCOVER_H_
-
-#include <scsi/sas/sas_class.h>
-#include <scsi/sas/sas_frames.h>
-
-/* ---------- SMP ---------- */
-
-#define SMP_REPORT_GENERAL 0x00 -#define SMP_REPORT_MANUF_INFO 0x01 -#define SMP_READ_GPIO_REG 0x02 -#define SMP_DISCOVER 0x10 -#define SMP_REPORT_PHY_ERR_LOG 0x11 -#define SMP_REPORT_PHY_SATA 0x12 -#define SMP_REPORT_ROUTE_INFO 0x13 -#define SMP_WRITE_GPIO_REG 0x82 -#define SMP_CONF_ROUTE_INFO 0x90 -#define SMP_PHY_CONTROL 0x91 -#define SMP_PHY_TEST_FUNCTION 0x92 - -#define SMP_RESP_FUNC_ACC 0x00 -#define SMP_RESP_FUNC_UNK 0x01 -#define SMP_RESP_FUNC_FAILED 0x02 -#define SMP_RESP_INV_FRM_LEN 0x03 -#define SMP_RESP_NO_PHY 0x10 -#define SMP_RESP_NO_INDEX 0x11 -#define SMP_RESP_PHY_NO_SATA 0x12 -#define SMP_RESP_PHY_UNK_OP 0x13 -#define SMP_RESP_PHY_UNK_TESTF 0x14
-#define SMP_RESP_PHY_TEST_INPROG 0x15
-#define SMP_RESP_PHY_VACANT 0x16
-
-/* ---------- Domain Devices ---------- */
-
-/* See sas_discover.c before changing these.
- */
-
-/* ---------- SATA device ---------- */
-
-enum ata_command_set {
- ATA_COMMAND_SET = 0,
- ATAPI_COMMAND_SET = 1,
-};
-
-struct domain_device;
-
-struct sata_device {
- enum ata_command_set command_set;
- struct smp_resp rps_resp; /* report_phy_sata_resp */
- __le16 *identify_device;
- __le16 *identify_packet_device;
-
- u8 port_no; /* port number, if this is a PM (Port) */
- struct list_head children; /* PM Ports if this is a PM */
-};
-
-#include <scsi/sas/sas_expander.h>
-
-/* ---------- Domain device ---------- */
-
-struct domain_device {
- enum sas_dev_type dev_type;
-
- enum sas_phy_linkrate linkrate;
- enum sas_phy_linkrate min_linkrate;
- enum sas_phy_linkrate max_linkrate;
-
- int pathways;
-
- struct domain_device *parent;
- struct list_head siblings; /* devices on the same level */
- struct asd_sas_port *port; /* shortcut to root of the tree */
-
- struct list_head dev_list_node;
-
- enum sas_proto iproto;
- enum sas_proto tproto;
-
- struct sas_rphy *rphy;
-
- u8 sas_addr[SAS_ADDR_SIZE];
- u8 hashed_sas_addr[HASHED_SAS_ADDR_SIZE];
-
- u8 frame_rcvd[32];
-
- union {
- struct expander_device ex_dev;
- struct sata_device sata_dev; /* STP & directly attached */
- };
-
- void *lldd_dev;
-};
-
-#define list_for_each_entry_reverse_safe(pos, n, head, member) \
- for (pos = list_entry((head)->prev, typeof(*pos), member), \
- n = list_entry(pos->member.prev, typeof(*pos), member); \
- &pos->member != (head); \
- pos = n, n = list_entry(n->member.prev, typeof(*n), member))
-
-
-static inline void sas_init_dev(struct domain_device *dev) -{
- INIT_LIST_HEAD(&dev->siblings);
- INIT_LIST_HEAD(&dev->dev_list_node);
- switch (dev->dev_type) {
- case SAS_END_DEV:
- break;
- case EDGE_DEV:
- case FANOUT_DEV:
- INIT_LIST_HEAD(&dev->ex_dev.children);
- break;
- case SATA_DEV:
- case SATA_PM:
- case SATA_PM_PORT:
- INIT_LIST_HEAD(&dev->sata_dev.children);
- break;
- default:
- break;
- }
-}
-
-void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *port);
-int sas_discover_event(struct asd_sas_port *sas_port, enum discover_event ev);
-
-int sas_discover_sata(struct domain_device *dev);
-int sas_discover_end_dev(struct domain_device *dev);
-
-void sas_unregister_dev(struct domain_device *dev);
-
-void sas_unregister_devices(struct sas_ha_struct *sas_ha); -
-#endif /* _SAS_DISCOVER_H_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_expander.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_expander.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,98 +0,0 @@
-/*
- * Serial Attached SCSI (SAS) Expander discovery and configuration
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * $Id: //depot/sas-class/sas_expander.h#19 $
- */
-
-#ifndef _SAS_EXPANDER_H_
-#define _SAS_EXPANDER_H_
-
-#define ETASK 0xFA
-
-#define to_dom_device(_obj) container_of(_obj, struct domain_device, dev_obj)
-#define to_dev_attr(_attr) container_of(_attr, struct domain_dev_attribute,\
- attr)
-
-/* ---------- Expander device ---------- */
-
-enum routing_attribute {
- DIRECT_ROUTING,
- SUBTRACTIVE_ROUTING,
- TABLE_ROUTING,
-};
-
-enum ex_phy_state {
- PHY_EMPTY,
- PHY_VACANT,
- PHY_NOT_PRESENT,
- PHY_DEVICE_DISCOVERED
-};
-
-struct ex_phy {
- int phy_id;
-
- enum ex_phy_state phy_state;
-
- enum sas_dev_type attached_dev_type;
- enum sas_phy_linkrate linkrate;
-
- u8 attached_sata_host:1; - u8 attached_sata_dev:1; - u8 attached_sata_ps:1;
-
- enum sas_proto attached_tproto;
- enum sas_proto attached_iproto;
-
- u8 attached_sas_addr[SAS_ADDR_SIZE];
- u8 attached_phy_id;
-
- u8 phy_change_count;
- enum routing_attribute routing_attr;
- u8 virtual:1;
-
- int last_da_index;
-
- struct sas_phy *phy;
- struct sas_port *port;
-};
-
-struct expander_device {
- struct list_head children;
-
- u16 ex_change_count; - u16 max_route_indexes; - u8 num_phys; - u8 configuring:1; - u8 conf_route_table:1; - u8 enclosure_logical_id[8];
-
- struct ex_phy *ex_phy;
- struct sas_port **ex_port;
-};
-
-int sas_discover_root_expander(struct domain_device *dev); -
-void sas_init_ex_attr(void);
-
-int sas_ex_revalidate_domain(struct domain_device *port_dev); -
-#endif /* _SAS_EXPANDER_H_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_frames.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_frames.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,97 +0,0 @@
-/*
- * SAS Frames
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- *
- * $Id: //depot/sas-class/sas_frames.h#5 $
- */
-
-#ifndef _SAS_FRAMES_
-#define _SAS_FRAMES_
-
-#define SMP_REQUEST 0x40
-#define SMP_RESPONSE 0x41
-
-#define SSP_DATA 0x01
-#define SSP_XFER_RDY 0x05
-#define SSP_COMMAND 0x06
-#define SSP_RESPONSE 0x07
-#define SSP_TASK 0x16
-
-struct dev_to_host_fis {
- u8 fis_type; /* 0x34 */
- u8 flags;
- u8 status;
- u8 error;-
- u8 lbal;
- union { u8 lbam; u8 byte_count_low; };
- union { u8 lbah; u8 byte_count_high; };
- u8 device;
-
- u8 lbal_exp;
- u8 lbam_exp;
- u8 lbah_exp;
- u8 _r_a;
-
- union { u8 sector_count; u8 interrupt_reason; };
- u8 sector_count_exp;
- u8 _r_b;
- u8 _r_c;-
- u32 _r_d;
-} __attribute__ ((packed));
-
-struct host_to_dev_fis {
- u8 fis_type; /* 0x27 */ - u8 flags; - u8 command; - u8 features;
-
- u8 lbal;
- union { u8 lbam; u8 byte_count_low; };
- union { u8 lbah; u8 byte_count_high; };
- u8 device;
-
- u8 lbal_exp;
- u8 lbam_exp;
- u8 lbah_exp;
- u8 features_exp;
-
- union { u8 sector_count; u8 interrupt_reason; };
- u8 sector_count_exp;
- u8 _r_a;
- u8 control;-
- u32 _r_b;
-} __attribute__ ((packed));
-
-/* Prefer to have code clarity over header file clarity.
- */
-#ifdef __LITTLE_ENDIAN_BITFIELD
-#include <scsi/sas/sas_frames_le.h>
-#elif defined(__BIG_ENDIAN_BITFIELD)
-#include <scsi/sas/sas_frames_be.h>
-#else
-#error "Bitfield order not defined!"
-#endif
-
-#endif /* _SAS_FRAMES_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_frames_be.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_frames_be.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,222 +0,0 @@
-/*
- * SAS Frames Big endian bitfield order
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- *
- * $Id: //depot/sas-class/sas_frames_be.h#11 $
- */
-
-#ifndef _SAS_FRAMES_BE_H_
-#define _SAS_FRAMES_BE_H_
-
-#ifndef __BIG_ENDIAN_BITFIELD
-#error "Wrong header file included!"
-#endif
-
-struct sas_identify_frame {
- /* Byte 0 */
- u8 _un0:1; - u8 dev_type:3; - u8 frame_type:4;
-
- /* Byte 1 */
- u8 _un1;
-
- /* Byte 2 */
- union {
- struct {
- u8 _un247:4; - u8 ssp_iport:1; - u8 stp_iport:1; - u8 smp_iport:1; - u8 _un20:1;
- };
- u8 initiator_bits;
- };
-
- /* Byte 3 */
- union {
- struct {
- u8 _un347:4;
- u8 ssp_tport:1;
- u8 stp_tport:1;
- u8 smp_tport:1;
- u8 _un30:1;
- };
- u8 target_bits;
- };
-
- /* Byte 4 - 11 */
- u8 _un4_11[8];
-
- /* Byte 12 - 19 */
- u8 sas_addr[SAS_ADDR_SIZE];
-
- /* Byte 20 */
- u8 phy_id;
-
- u8 _un21_27[7];
-
- __be32 crc;
-} __attribute__ ((packed));
-
-struct ssp_frame_hdr {
- u8 frame_type; - u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; - u8 _r_a; - u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; - __be16 _r_b; - - u8 _r_c:5; - u8 retry_data_frames:1; - u8 retransmit:1; - u8 changing_data_ptr:1;
-
- u8 _r_d:6;
- u8 num_fill_bytes:2;
-
- u32 _r_e;
- __be16 tag;
- __be16 tptt;
- __be32 data_offs;
-} __attribute__ ((packed));
-
-struct ssp_response_iu {
- u8 _r_a[10];
-
- u8 _r_b:6;
- u8 datapres:2;
-
- u8 status;
-
- u32 _r_c;
-
- __be32 sense_data_len;
- __be32 response_data_len;
-
- u8 resp_data[0];
- u8 sense_data[0];
-} __attribute__ ((packed));
-
-/* ---------- SMP ---------- */
-
-struct report_general_resp {
- __be16 change_count; - __be16 route_indexes; - u8 _r_a; - u8 num_phys; - - u8 _r_b:6; - u8 configuring:1; - u8 conf_route_table:1;
-
- u8 _r_c;
-
- u8 enclosure_logical_id[8];
-
- u8 _r_d[12];
-} __attribute__ ((packed));
-
-struct discover_resp {
- u8 _r_a[5];
-
- u8 phy_id;
- __be16 _r_b;
-
- u8 _r_d:1; - u8 attached_dev_type:3; - u8 _r_c:4;
-
- u8 _r_e:4;
- u8 linkrate:4;
-
- u8 _r_f:4; - u8 iproto:3; - u8 attached_sata_host:1; - - u8 attached_sata_ps:1; - u8 _r_g:3; - u8 tproto:3; - u8 attached_sata_dev:1; - - u8 sas_addr[8]; - u8 attached_sas_addr[8]; - u8 attached_phy_id; - - u8 _r_h[7]; - - u8 pmin_linkrate:4; - u8 hmin_linkrate:4; - u8 pmax_linkrate:4; - u8 hmax_linkrate:4; - - u8 change_count; - - u8 virtual:1; - u8 _r_i:3; - u8 pptv:4;
-
- u8 _r_j:4;
- u8 routing_attr:4;
-
- u8 conn_type; - u8 conn_el_index; - u8 conn_phy_link;
-
- u8 _r_k[8];
-} __attribute__ ((packed));
-
-struct report_phy_sata_resp {
- u8 _r_a[5];
-
- u8 phy_id;
- u8 _r_b;
-
- u8 _r_c:6; - u8 affil_supp:1; - u8 affil_valid:1;
-
- u32 _r_d;
-
- u8 stp_sas_addr[8];
-
- struct dev_to_host_fis fis;
-
- u32 _r_e;
-
- u8 affil_stp_ini_addr[8];
-
- __be32 crc;
-} __attribute__ ((packed));
-
-struct smp_resp {
- u8 frame_type; - u8 function; - u8 result; - u8 reserved;
- union {
- struct report_general_resp rg;
- struct discover_resp disc;
- struct report_phy_sata_resp rps;
- };
-} __attribute__ ((packed));
-
-#endif /* _SAS_FRAMES_BE_H_ */
Index: linux-2.6.17-rc5/include/scsi/sas/sas_frames_le.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_frames_le.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,223 +0,0 @@
-/*
- * SAS Frames Little endian bitfield order
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- *
- * $Id: //depot/sas-class/sas_frames_le.h#10 $
- */
-
-#ifndef _SAS_FRAMES_LE_H_
-#define _SAS_FRAMES_LE_H_
-
-#ifndef __LITTLE_ENDIAN_BITFIELD
-#error "Wrong header file included!"
-#endif
-
-struct sas_identify_frame {
- /* Byte 0 */
- u8 frame_type:4; - u8 dev_type:3; - u8 _un0:1;
-
- /* Byte 1 */
- u8 _un1;
-
- /* Byte 2 */
- union {
- struct {
- u8 _un20:1; - u8 smp_iport:1; - u8 stp_iport:1; - u8 ssp_iport:1; - u8 _un247:4;
- };
- u8 initiator_bits;
- };
-
- /* Byte 3 */
- union {
- struct {
- u8 _un30:1;
- u8 smp_tport:1;
- u8 stp_tport:1;
- u8 ssp_tport:1;
- u8 _un347:4;
- };
- u8 target_bits;
- };
-
- /* Byte 4 - 11 */
- u8 _un4_11[8];
-
- /* Byte 12 - 19 */
- u8 sas_addr[SAS_ADDR_SIZE];
-
- /* Byte 20 */
- u8 phy_id;
-
- u8 _un21_27[7];
-
- __be32 crc;
-} __attribute__ ((packed));
-
-struct ssp_frame_hdr {
- u8 frame_type; - u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; - u8 _r_a; - u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; - __be16 _r_b; - - u8 changing_data_ptr:1; - u8 retransmit:1; - u8 retry_data_frames:1; - u8 _r_c:5;
-
- u8 num_fill_bytes:2;
- u8 _r_d:6;
-
- u32 _r_e;
- __be16 tag;
- __be16 tptt;
- __be32 data_offs;
-} __attribute__ ((packed));
-
-struct ssp_response_iu {
- u8 _r_a[10];
-
- u8 datapres:2;
- u8 _r_b:6;
-
- u8 status;
-
- u32 _r_c;
-
- __be32 sense_data_len;
- __be32 response_data_len;
-
- u8 resp_data[0];
- u8 sense_data[0];
-} __attribute__ ((packed));
-
-/* ---------- SMP ---------- */
-
-struct report_general_resp {
- __be16 change_count; - __be16 route_indexes; - u8 _r_a; - u8 num_phys; - - u8 conf_route_table:1; - u8 configuring:1; - u8 _r_b:6;
-
- u8 _r_c;
-
- u8 enclosure_logical_id[8];
-
- u8 _r_d[12];
-} __attribute__ ((packed));
-
-struct discover_resp {
- u8 _r_a[5];
-
- u8 phy_id;
- __be16 _r_b;
-
- u8 _r_c:4; - u8 attached_dev_type:3; - u8 _r_d:1;
-
- u8 linkrate:4;
- u8 _r_e:4;
-
- u8 attached_sata_host:1; - u8 iproto:3; - u8 _r_f:4; - - u8 attached_sata_dev:1; - u8 tproto:3; - u8 _r_g:3; - u8 attached_sata_ps:1; - - u8 sas_addr[8]; - u8 attached_sas_addr[8]; - u8 attached_phy_id; - - u8 _r_h[7]; - - u8 hmin_linkrate:4; - u8 pmin_linkrate:4; - u8 hmax_linkrate:4; - u8 pmax_linkrate:4; - - u8 change_count; - - u8 pptv:4; - u8 _r_i:3; - u8 virtual:1;
-
- u8 routing_attr:4;
- u8 _r_j:4;
-
- u8 conn_type; - u8 conn_el_index; - u8 conn_phy_link;
-
- u8 _r_k[8];
-} __attribute__ ((packed));
-
-struct report_phy_sata_resp {
- u8 _r_a[5];
-
- u8 phy_id;
- u8 _r_b;
-
- u8 affil_valid:1; - u8 affil_supp:1; - u8 _r_c:6;
-
- u32 _r_d;
-
- u8 stp_sas_addr[8];
-
- struct dev_to_host_fis fis;
-
- u32 _r_e;
-
- u8 affil_stp_ini_addr[8];
-
- __be32 crc;
-} __attribute__ ((packed));
-
-struct smp_resp {
- u8 frame_type; - u8 function; - u8 result; - u8 reserved;
- union {
- struct report_general_resp rg;
- struct discover_resp disc;
- struct report_phy_sata_resp rps;
- };
-} __attribute__ ((packed));
-
-#endif /* _SAS_FRAMES_LE_H_ */
-
Index: linux-2.6.17-rc5/include/scsi/sas/sas_task.h
===================================================================
--- linux-2.6.17-rc5.orig/include/scsi/sas/sas_task.h 2006-06-02
17:50:25.000000000 -0700
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,236 +0,0 @@
-/*
- * Serial Attached SCSI (SAS) Task interface
- *
- * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
- * Copyright (C) 2005 Luben Tuikov <[email protected]>
- *
- * This file is licensed under GPLv2.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * $Id: //depot/sas-class/sas_task.h#27 $
- */
-
-#ifndef _SAS_TASK_H_
-#define _SAS_TASK_H_
-
-#include <linux/timer.h>
-#include <linux/pci.h>
-#include <scsi/sas/sas_discover.h>
-
-/* SAM TMFs */
-#define TMF_ABORT_TASK 0x01 -#define TMF_ABORT_TASK_SET 0x02 -#define TMF_CLEAR_TASK_SET 0x04 -#define TMF_LU_RESET 0x08 -#define TMF_CLEAR_ACA 0x40 -#define TMF_QUERY_TASK 0x80 - -/* SAS TMF responses */ -#define TMF_RESP_FUNC_COMPLETE 0x00 -#define TMF_RESP_INVALID_FRAME 0x02 -#define TMF_RESP_FUNC_ESUPP 0x04 -#define TMF_RESP_FUNC_FAILED 0x05 -#define TMF_RESP_FUNC_SUCC 0x08 -#define TMF_RESP_NO_LUN 0x09 -#define TMF_RESP_OVERLAPPED_TAG 0x0A - -/* - service_response | SAS_TASK_COMPLETE | SAS_TASK_UNDELIVERED | - exec_status | | | - ---------------------+---------------------+-----------------------+ - SAM_... | X | | - DEV_NO_RESPONSE | X | X | - INTERRUPTED | X | | - QUEUE_FULL | | X | - DEVICE_UNKNOWN | | X | - SG_ERR | | X |
- ---------------------+---------------------+-----------------------+
- */
-
-enum service_response {
- SAS_TASK_COMPLETE,
- SAS_TASK_UNDELIVERED = -1,
-};
-
-enum exec_status {
- SAM_GOOD = 0, - SAM_CHECK_COND = 2, - SAM_COND_MET = 4, - SAM_BUSY = 8,
- SAM_INTERMEDIATE = 0x10,
- SAM_IM_COND_MET = 0x12,
- SAM_RESV_CONFLICT= 0x14,
- SAM_TASK_SET_FULL= 0x28,
- SAM_ACA_ACTIVE = 0x30,
- SAM_TASK_ABORTED = 0x40,
-
- SAS_DEV_NO_RESPONSE = 0x80,
- SAS_DATA_UNDERRUN,
- SAS_DATA_OVERRUN,
- SAS_INTERRUPTED,
- SAS_QUEUE_FULL,
- SAS_DEVICE_UNKNOWN,
- SAS_SG_ERR,
- SAS_OPEN_REJECT,
- SAS_OPEN_TO,
- SAS_PROTO_RESPONSE,
- SAS_PHY_DOWN,
- SAS_NAK_R_ERR,
- SAS_PENDING,
- SAS_ABORTED_TASK,
-};
-
-/* When a task finishes with a response, the LLDD examines the
- * response:
- * - For an ATA task task_status_struct::stat is set to
- * SAS_PROTO_RESPONSE, and the task_status_struct::buf is set to the
- * contents of struct ata_task_resp.
- * - For SSP tasks, if no data is present or status/TMF response
- * is valid, task_status_struct::stat is set. If data is present
- * (SENSE data), the LLDD copies up to SAS_STATUS_BUF_SIZE, sets
- * task_status_struct::buf_valid_size, and task_status_struct::stat is
- * set to SAM_CHECK_COND.
- *
- * "buf" has format SCSI Sense for SSP task, or struct ata_task_resp
- * for ATA task.
- *
- * "frame_len" is the total frame length, which could be more or less
- * than actually copied.
- *
- * Tasks ending with response, always set the residual field.
- */
-struct ata_task_resp {
- u16 frame_len; - u8 ending_fis[24]; /* dev to host or data-in */ - u32 sstatus; - u32 serror; - u32 scontrol; - u32 sactive;
-};
-
-#define SAS_STATUS_BUF_SIZE 96
-
-struct task_status_struct {
- enum service_response resp;
- enum exec_status stat;
- int buf_valid_size;
-
- u8 buf[SAS_STATUS_BUF_SIZE];
-
- u32 residual;
- enum sas_open_rej_reason open_rej_reason;
-};
-
-/* ATA and ATAPI task queuable to a SAS LLDD.
- */
-struct sas_ata_task {
- struct host_to_dev_fis fis;
- u8 atapi_packet[16]; /* 0 if not ATAPI task */
-
- u8 retry_count; /* hardware retry, should be > 0 */
-
- u8 dma_xfer:1; /* PIO:0 or DMA:1 */ - u8 use_ncq:1; - u8 set_affil_pol:1; - u8 stp_affil_pol:1;
-
- u8 device_control_reg_update:1;
-};
-
-struct sas_smp_task {
- struct scatterlist smp_req;
- struct scatterlist smp_resp;
-};
-
-enum task_attribute {
- TASK_ATTR_SIMPLE = 0,
- TASK_ATTR_HOQ = 1,
- TASK_ATTR_ORDERED= 2,
- TASK_ATTR_ACA = 4,
-};
-
-struct sas_ssp_task {
- u8 retry_count; /* hardware retry, should be > 0 */
-
- u8 LUN[8]; - u8 enable_first_burst:1; - enum task_attribute task_attr; - u8 task_prio; - u8 cdb[16]; -}; - -#define SAS_TASK_STATE_PENDING 1 -#define SAS_TASK_STATE_DONE 2 -#define SAS_TASK_STATE_ABORTED 4
-
-struct sas_task {
- struct domain_device *dev;
- struct list_head list;
-
- spinlock_t task_state_lock;
- unsigned task_state_flags;
-
- enum sas_proto task_proto;
-
- /* Used by the discovery code. */
- struct timer_list timer;
- struct completion completion;
-
- union {
- struct sas_ata_task ata_task;
- struct sas_smp_task smp_task;
- struct sas_ssp_task ssp_task;
- };
-
- struct scatterlist *scatter;
- int num_scatter; - u32 total_xfer_len; - u8 data_dir:2; /* Use PCI_DMA_... */
-
- struct task_status_struct task_status;
- void (*task_done)(struct sas_task *task);
-
- void *lldd_task; /* for use by LLDDs */
- void *uldd_task;
-};
-
-static inline struct sas_task *sas_alloc_task(unsigned long flags) -{
- extern kmem_cache_t *sas_task_cache;
- struct sas_task *task = kmem_cache_alloc(sas_task_cache, flags);
-
- if (task) {
- memset(task, 0, sizeof(*task));
- INIT_LIST_HEAD(&task->list);
- spin_lock_init(&task->task_state_lock);
- task->task_state_flags = SAS_TASK_STATE_PENDING;
- init_timer(&task->timer);
- init_completion(&task->completion);
- }
-
- return task;
-}
-
-static inline void sas_free_task(struct sas_task *task) -{
- if (task) {
- extern kmem_cache_t *sas_task_cache;
- BUG_ON(!list_empty(&task->list));
- kmem_cache_free(sas_task_cache, task);
- }
-}
-
-#endif /* _SAS_TASK_H_ */
include/scsi/libsas.h new file +0 -0
-0700
@@ -0,0 +1,629 @@
+/*
+ * SAS host prototypes and structures header file
+ *
+ * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
+ * Copyright (C) 2005 Luben Tuikov <[email protected]>
+ *
+ * This file is licensed under GPLv2.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ *
+ */
+
+#ifndef _LIBSAS_H_
+#define _LIBSAS_H_
+
+
+#include <linux/timer.h>
+#include <linux/pci.h>
+#include <scsi/sas.h>
+#include <linux/list.h>
+#include <asm/semaphore.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_transport_sas.h>
+
+struct block_device;
+
+enum sas_class {
+ SAS,
+ EXPANDER
+};
+
+enum sas_phy_role {
+ PHY_ROLE_NONE = 0,
+ PHY_ROLE_TARGET = 0x40,
+ PHY_ROLE_INITIATOR = 0x80,
+};
+
+enum sas_phy_type {
+ PHY_TYPE_PHYSICAL,
+ PHY_TYPE_VIRTUAL
+};
+
+/* The events are mnemonically described in sas_dump.c
+ * so when updating/adding events here, please also
+ * update the other file too.
+ */
+enum ha_event {
+ HAE_RESET = 0U,
+ HA_NUM_EVENTS = 1,
+};
+
+enum port_event {
+ PORTE_BYTES_DMAED = 0U,
+ PORTE_BROADCAST_RCVD = 1,
+ PORTE_LINK_RESET_ERR = 2,
+ PORTE_TIMER_EVENT = 3,
+ PORTE_HARD_RESET = 4,
+ PORT_NUM_EVENTS = 5,
+};
+
+enum phy_event {
+ PHYE_LOSS_OF_SIGNAL = 0U,
+ PHYE_OOB_DONE = 1,
+ PHYE_OOB_ERROR = 2,
+ PHYE_SPINUP_HOLD = 3, /* hot plug SATA, no COMWAKE sent */
+ PHY_NUM_EVENTS = 4,+};
+
+enum discover_event {
+ DISCE_DISCOVER_DOMAIN = 0U,
+ DISCE_REVALIDATE_DOMAIN = 1,
+ DISCE_PORT_GONE = 2,
+ DISC_NUM_EVENTS = 3,
+};
+
+/* ---------- Expander Devices ---------- */
+
+#define ETASK 0xFA
+
+#define to_dom_device(_obj) container_of(_obj, struct domain_device, dev_obj)
+#define to_dev_attr(_attr) container_of(_attr, struct domain_dev_attribute,\
+ attr)
+
+enum routing_attribute {
+ DIRECT_ROUTING,
+ SUBTRACTIVE_ROUTING,
+ TABLE_ROUTING,
+};
+
+enum ex_phy_state {
+ PHY_EMPTY,
+ PHY_VACANT,
+ PHY_NOT_PRESENT,
+ PHY_DEVICE_DISCOVERED
+};
+
+struct ex_phy {
+ int phy_id;
+
+ enum ex_phy_state phy_state;
+
+ enum sas_dev_type attached_dev_type;
+ enum sas_phy_linkrate linkrate;
+
+ u8 attached_sata_host:1; + u8 attached_sata_dev:1; + u8 attached_sata_ps:1;
+
+ enum sas_proto attached_tproto;
+ enum sas_proto attached_iproto;
+
+ u8 attached_sas_addr[SAS_ADDR_SIZE];
+ u8 attached_phy_id;
+
+ u8 phy_change_count;
+ enum routing_attribute routing_attr;
+ u8 virtual:1;
+
+ int last_da_index;
+
+ struct sas_phy *phy;
+ struct sas_port *port;
+};
+
+struct expander_device {
+ struct list_head children;
+
+ u16 ex_change_count; + u16 max_route_indexes; + u8 num_phys; + u8 configuring:1; + u8 conf_route_table:1; + u8 enclosure_logical_id[8];
+
+ struct ex_phy *ex_phy;
+ struct sas_port **ex_port;
+};
+
+/* ---------- SATA device ---------- */
+enum ata_command_set {
+ ATA_COMMAND_SET = 0,
+ ATAPI_COMMAND_SET = 1,
+};
+
+struct sata_device {
+ enum ata_command_set command_set; + struct smp_resp rps_resp; /* report_phy_sata_resp */ + __le16 *identify_device; + __le16 *identify_packet_device;
+
+ u8 port_no; /* port number, if this is a PM (Port)
*/
+ struct list_head children; /* PM Ports if this is a PM */
+};
+
+/* ---------- Domain device ---------- */
+struct domain_device {
+ enum sas_dev_type dev_type;
+
+ enum sas_phy_linkrate linkrate; + enum sas_phy_linkrate min_linkrate; + enum sas_phy_linkrate max_linkrate; + + int pathways; + + struct domain_device *parent; + struct list_head siblings; /* devices on the same level */ + struct asd_sas_port *port; /* shortcut to root of the
tree */
+
+ struct list_head dev_list_node;
+
+ enum sas_proto iproto; + enum sas_proto tproto; + + struct sas_rphy *rphy; + + u8 sas_addr[SAS_ADDR_SIZE]; + u8 hashed_sas_addr[HASHED_SAS_ADDR_SIZE];
+
+ u8 frame_rcvd[32];
+
+ union {
+ struct expander_device ex_dev;
+ struct sata_device sata_dev; /* STP & directly
attached */
+ };
+
+ void *lldd_dev;
+};
+
+struct sas_discovery {
+ spinlock_t disc_event_lock;
+ struct work_struct disc_work[DISC_NUM_EVENTS];
+ unsigned long pending;
+ u8 fanout_sas_addr[8]; + u8 eeds_a[8]; + u8 eeds_b[8]; + int max_level;
+};
+
+
+/* The port struct is Class:RW, driver:RO */
+struct asd_sas_port {
+/* private: */
+ struct completion port_gone_completion;
+
+ struct sas_discovery disc;
+ struct domain_device *port_dev;
+ spinlock_t dev_list_lock;
+ struct list_head dev_list;
+ enum sas_phy_linkrate linkrate;
+
+ struct sas_phy *phy;
+ struct work_struct work;
+
+/* public: */
+ int id;
+
+ enum sas_class class; + u8 sas_addr[SAS_ADDR_SIZE]; + u8 attached_sas_addr[SAS_ADDR_SIZE]; + enum sas_proto iproto; + enum sas_proto tproto;
+
+ enum sas_oob_mode oob_mode;
+
+ spinlock_t phy_list_lock;
+ struct list_head phy_list;
+ int num_phys;
+ u32 phy_mask;
+
+ struct sas_ha_struct *ha;
+
+ struct sas_port *port;
+
+ void *lldd_port; /* not touched by the sas class code */
+};
+
+/* The phy pretty much is controlled by the LLDD.
+ * The class only reads those fields.
+ */
+struct asd_sas_phy {
+/* private: */
+ /* protected by ha->event_lock */
+ struct work_struct port_events[PORT_NUM_EVENTS];
+ struct work_struct phy_events[PHY_NUM_EVENTS];
+
+ unsigned long port_events_pending;
+ unsigned long phy_events_pending;
+
+ int error;
+
+ struct sas_phy *phy;
+
+/* public: */
+ /* The following are class:RO, driver:R/W */
+ int enabled; /* must be set */
+
+ int id; /* must be set */
+ enum sas_class class;
+ enum sas_proto iproto;
+ enum sas_proto tproto;
+
+ enum sas_phy_type type; + enum sas_phy_role role; + enum sas_oob_mode oob_mode;
+ enum sas_phy_linkrate linkrate;
+
+ u8 *sas_addr; /* must be set */
+ u8 attached_sas_addr[SAS_ADDR_SIZE]; /* class:RO, driver: R/W */
+
+ spinlock_t frame_rcvd_lock; + u8 *frame_rcvd; /* must be set */ + int frame_rcvd_size;
+
+ spinlock_t sas_prim_lock;
+ u32 sas_prim;
+
+ struct list_head port_phy_el; /* driver:RO */
+ struct asd_sas_port *port; /* Class:RW, driver: RO */
+
+ struct sas_ha_struct *ha; /* may be set; the class sets it anyway */
+
+ void *lldd_phy; /* not touched by the sas_class_code */
+};
+
+struct scsi_core {
+ struct Scsi_Host *shost;
+
+ spinlock_t task_queue_lock; + struct list_head task_queue; + int task_queue_size;
+
+ struct semaphore queue_thread_sema;
+ int queue_thread_kill;
+};
+
+struct sas_ha_struct {
+/* private: */
+ spinlock_t event_lock;
+ struct work_struct ha_events[HA_NUM_EVENTS];
+ unsigned long pending;
+
+ struct scsi_core core;
+
+/* public: */
+ char *sas_ha_name;
+ struct pci_dev *pcidev; /* should be set */
+ struct module *lldd_module; /* should be set */
+
+ u8 *sas_addr; /* must be set */
+ u8 hashed_sas_addr[HASHED_SAS_ADDR_SIZE];
+
+ spinlock_t phy_port_lock;
+ struct asd_sas_phy **sas_phy; /* array of valid pointers, must be set
*/
+ struct asd_sas_port **sas_port; /* array of valid pointers, must be
set */
+ int num_phys; /* must be set, gt 0, static */
+
+ /* The class calls this to send a task for execution. */
+ int lldd_max_execute_num;
+ int lldd_queue_size;
+
+ /* LLDD calls these to notify the class of an event. */
+ void (*notify_ha_event)(struct sas_ha_struct *, enum ha_event);
+ void (*notify_port_event)(struct asd_sas_phy *, enum port_event);
+ void (*notify_phy_event)(struct asd_sas_phy *, enum phy_event);
+
+ void *lldd_ha; /* not touched by sas class code */
+};
+
+#define SHOST_TO_SAS_HA(_shost) (*(struct sas_ha_struct **)(_shost)->hostdata)
+
+static inline struct domain_device * +starget_to_domain_dev(struct scsi_target *starget) {
+ return starget->hostdata;
+}
+
+static inline struct domain_device * +sdev_to_domain_dev(struct scsi_device *sdev) {
+ return starget_to_domain_dev(sdev->sdev_target);
+}
+
+static inline struct domain_device * +cmd_to_domain_dev(struct scsi_cmnd *cmd)
+{
+ return sdev_to_domain_dev(cmd->device);
+}
+
+void sas_hash_addr(u8 *hashed, const u8 *sas_addr);
+
+/* Before calling a notify event, LLDD should use this function
+ * when the link is severed (possibly from its tasklet).
+ * The idea is that the Class only reads those, while the LLDD,
+ * can R/W these (thus avoiding a race).
+ */
+static inline void sas_phy_disconnected(struct asd_sas_phy *phy) +{
+ phy->oob_mode = OOB_NOT_CONNECTED;
+ phy->linkrate = PHY_LINKRATE_NONE;
+}
+
+/* ---------- Tasks ---------- */
+/*
+ service_response | SAS_TASK_COMPLETE | SAS_TASK_UNDELIVERED | + exec_status | | | + ---------------------+---------------------+-----------------------+ + SAM_... | X | | + DEV_NO_RESPONSE | X | X | + INTERRUPTED | X | | + QUEUE_FULL | | X | + DEVICE_UNKNOWN | | X | + SG_ERR | | X |
+ ---------------------+---------------------+-----------------------+
+ */
+
+enum service_response {
+ SAS_TASK_COMPLETE,
+ SAS_TASK_UNDELIVERED = -1,
+};
+
+enum exec_status {
+ SAM_GOOD = 0, + SAM_CHECK_COND = 2, + SAM_COND_MET = 4, + SAM_BUSY = 8,
+ SAM_INTERMEDIATE = 0x10,
+ SAM_IM_COND_MET = 0x12,
+ SAM_RESV_CONFLICT= 0x14,
+ SAM_TASK_SET_FULL= 0x28,
+ SAM_ACA_ACTIVE = 0x30,
+ SAM_TASK_ABORTED = 0x40,
+
+ SAS_DEV_NO_RESPONSE = 0x80,
+ SAS_DATA_UNDERRUN,
+ SAS_DATA_OVERRUN,
+ SAS_INTERRUPTED,
+ SAS_QUEUE_FULL,
+ SAS_DEVICE_UNKNOWN,
+ SAS_SG_ERR,
+ SAS_OPEN_REJECT,
+ SAS_OPEN_TO,
+ SAS_PROTO_RESPONSE,
+ SAS_PHY_DOWN,
+ SAS_NAK_R_ERR,
+ SAS_PENDING,
+ SAS_ABORTED_TASK,
+};
+
+/* When a task finishes with a response, the LLDD examines the
+ * response:
+ * - For an ATA task task_status_struct::stat is set to
+ * SAS_PROTO_RESPONSE, and the task_status_struct::buf is set to the
+ * contents of struct ata_task_resp.
+ * - For SSP tasks, if no data is present or status/TMF response
+ * is valid, task_status_struct::stat is set. If data is present
+ * (SENSE data), the LLDD copies up to SAS_STATUS_BUF_SIZE, sets
+ * task_status_struct::buf_valid_size, and task_status_struct::stat is
+ * set to SAM_CHECK_COND.
+ *
+ * "buf" has format SCSI Sense for SSP task, or struct ata_task_resp
+ * for ATA task.
+ *
+ * "frame_len" is the total frame length, which could be more or less
+ * than actually copied.
+ *
+ * Tasks ending with response, always set the residual field.
+ */
+struct ata_task_resp {
+ u16 frame_len; + u8 ending_fis[24]; /* dev to host or data-in */ + u32 sstatus; + u32 serror; + u32 scontrol; + u32 sactive;
+};
+
+#define SAS_STATUS_BUF_SIZE 96
+
+struct task_status_struct {
+ enum service_response resp;
+ enum exec_status stat;
+ int buf_valid_size;
+
+ u8 buf[SAS_STATUS_BUF_SIZE];
+
+ u32 residual;
+ enum sas_open_rej_reason open_rej_reason;
+};
+
+/* ATA and ATAPI task queuable to a SAS LLDD.
+ */
+struct sas_ata_task {
+ struct host_to_dev_fis fis;
+ u8 atapi_packet[16]; /* 0 if not ATAPI task */
+
+ u8 retry_count; /* hardware retry, should be > 0 */
+
+ u8 dma_xfer:1; /* PIO:0 or DMA:1 */ + u8 use_ncq:1; + u8 set_affil_pol:1; + u8 stp_affil_pol:1;
+
+ u8 device_control_reg_update:1;
+};
+
+struct sas_smp_task {
+ struct scatterlist smp_req;
+ struct scatterlist smp_resp;
+};
+
+enum task_attribute {
+ TASK_ATTR_SIMPLE = 0,
+ TASK_ATTR_HOQ = 1,
+ TASK_ATTR_ORDERED= 2,
+ TASK_ATTR_ACA = 4,
+};
+
+struct sas_ssp_task {
+ u8 retry_count; /* hardware retry, should be > 0 */
+
+ u8 LUN[8]; + u8 enable_first_burst:1; + enum task_attribute task_attr; + u8 task_prio; + u8 cdb[16];
+};
+
+struct sas_task {
+ struct domain_device *dev;
+ struct list_head list;
+
+ spinlock_t task_state_lock;
+ unsigned task_state_flags;
+
+ enum sas_proto task_proto;
+
+ /* Used by the discovery code. */
+ struct timer_list timer;
+ struct completion completion;
+
+ union {
+ struct sas_ata_task ata_task;
+ struct sas_smp_task smp_task;
+ struct sas_ssp_task ssp_task;
+ };
+
+ struct scatterlist *scatter;
+ int num_scatter; + u32 total_xfer_len; + u8 data_dir:2; /* Use PCI_DMA_... */
+
+ struct task_status_struct task_status;
+ void (*task_done)(struct sas_task *);
+
+ void *lldd_task; /* for use by LLDDs */
+ void *uldd_task;
+};
+
+
+
+#define SAS_TASK_STATE_PENDING 1 +#define SAS_TASK_STATE_DONE 2 +#define SAS_TASK_STATE_ABORTED 4
+
+static inline struct sas_task *sas_alloc_task(unsigned long flags) +{
+ extern kmem_cache_t *sas_task_cache;
+ struct sas_task *task = kmem_cache_alloc(sas_task_cache, flags);
+
+ if (task) {
+ memset(task, 0, sizeof(*task));
+ INIT_LIST_HEAD(&task->list);
+ spin_lock_init(&task->task_state_lock);
+ task->task_state_flags = SAS_TASK_STATE_PENDING;
+ init_timer(&task->timer);
+ init_completion(&task->completion);
+ }
+
+ return task;
+}
+
+static inline void sas_free_task(struct sas_task *task)
+{
+ if (task) {
+ extern kmem_cache_t *sas_task_cache;
+ BUG_ON(!list_empty(&task->list));
+ kmem_cache_free(sas_task_cache, task);
+ }
+}
+
+struct sas_domain_function_template {
+ /* The class calls these to notify the LLDD of an event. */
+ void (*lldd_port_formed)(struct asd_sas_phy *);
+ void (*lldd_port_deformed)(struct asd_sas_phy *);
+
+ /* The class calls these when a device is found or gone. */
+ int (*lldd_dev_found)(struct domain_device *);
+ void (*lldd_dev_gone)(struct domain_device *);
+
+ int (*lldd_execute_task)(struct sas_task *, int num,
+ unsigned long gfp_flags);
+
+ /* Task Management Functions. Must be called from process context. */
+ int (*lldd_abort_task)(struct sas_task *);
+ int (*lldd_abort_task_set)(struct domain_device *, u8 *lun);
+ int (*lldd_clear_aca)(struct domain_device *, u8 *lun);
+ int (*lldd_clear_task_set)(struct domain_device *, u8 *lun);
+ int (*lldd_I_T_nexus_reset)(struct domain_device *);
+ int (*lldd_lu_reset)(struct domain_device *, u8 *lun);
+ int (*lldd_query_task)(struct sas_task *);
+
+ /* Port and Adapter management */
+ int (*lldd_clear_nexus_port)(struct asd_sas_port *);
+ int (*lldd_clear_nexus_ha)(struct sas_ha_struct *);
+
+ /* Phy management */
+ int (*lldd_control_phy)(struct asd_sas_phy *, enum phy_func);
+};
+
+extern int sas_register_ha(struct sas_ha_struct *);
+extern int sas_unregister_ha(struct sas_ha_struct *);
+
+extern int sas_queuecommand(struct scsi_cmnd *,
+ void (*scsi_done)(struct scsi_cmnd *));
+extern int sas_target_alloc(struct scsi_target *);
+extern int sas_slave_alloc(struct scsi_device *);
+extern int sas_slave_configure(struct scsi_device *); +extern void sas_slave_destroy(struct scsi_device *); +extern int sas_change_queue_depth(struct scsi_device *, int new_depth); +extern int sas_change_queue_type(struct scsi_device *, int qt); +extern int sas_bios_param(struct scsi_device *,
+ struct block_device *,
+ sector_t capacity, int *hsc);
+extern struct scsi_transport_template * +sas_domain_attach_transport(struct sas_domain_function_template *); +extern void sas_domain_release_transport(struct scsi_transport_template *);
+
+int sas_discover_root_expander(struct domain_device *);
+
+void sas_init_ex_attr(void);
+
+int sas_ex_revalidate_domain(struct domain_device *);
+
+
+void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *); +int sas_discover_event(struct asd_sas_port *, enum discover_event ev); +
+int sas_discover_sata(struct domain_device *);
+int sas_discover_end_dev(struct domain_device *);
+
+void sas_unregister_dev(struct domain_device *);
+
+void sas_unregister_devices(struct sas_ha_struct *);
+
+void sas_init_dev(struct domain_device *);
+
+#endif /* _SASLIB_H_ */
include/scsi/sas.h new file +0 -0
-0700
@@ -0,0 +1,644 @@
+/*
+ * SAS structures and definitions header file
+ *
+ * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
+ * Copyright (C) 2005 Luben Tuikov <[email protected]>
+ *
+ * This file is licensed under GPLv2.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ *
+ */
+
+#ifndef _SAS_H_
+#define _SAS_H_
+
+#include <linux/types.h>
+#include <asm/byteorder.h>
+
+#define SAS_ADDR_SIZE 8
+#define HASHED_SAS_ADDR_SIZE 3
+#define SAS_ADDR(_sa) ((unsigned long long) be64_to_cpu(*(__be64 *)(_sa)))
+
+#define SMP_REQUEST 0x40
+#define SMP_RESPONSE 0x41
+
+#define SSP_DATA 0x01 +#define SSP_XFER_RDY 0x05 +#define SSP_COMMAND 0x06 +#define SSP_RESPONSE 0x07 +#define SSP_TASK 0x16 + +#define SMP_REPORT_GENERAL 0x00 +#define SMP_REPORT_MANUF_INFO 0x01 +#define SMP_READ_GPIO_REG 0x02 +#define SMP_DISCOVER 0x10 +#define SMP_REPORT_PHY_ERR_LOG 0x11 +#define SMP_REPORT_PHY_SATA 0x12 +#define SMP_REPORT_ROUTE_INFO 0x13 +#define SMP_WRITE_GPIO_REG 0x82 +#define SMP_CONF_ROUTE_INFO 0x90 +#define SMP_PHY_CONTROL 0x91 +#define SMP_PHY_TEST_FUNCTION 0x92 + +#define SMP_RESP_FUNC_ACC 0x00 +#define SMP_RESP_FUNC_UNK 0x01 +#define SMP_RESP_FUNC_FAILED 0x02 +#define SMP_RESP_INV_FRM_LEN 0x03 +#define SMP_RESP_NO_PHY 0x10 +#define SMP_RESP_NO_INDEX 0x11 +#define SMP_RESP_PHY_NO_SATA 0x12 +#define SMP_RESP_PHY_UNK_OP 0x13 +#define SMP_RESP_PHY_UNK_TESTF 0x14
+#define SMP_RESP_PHY_TEST_INPROG 0x15
+#define SMP_RESP_PHY_VACANT 0x16
+
+/* SAM TMFs */
+#define TMF_ABORT_TASK 0x01 +#define TMF_ABORT_TASK_SET 0x02 +#define TMF_CLEAR_TASK_SET 0x04 +#define TMF_LU_RESET 0x08 +#define TMF_CLEAR_ACA 0x40 +#define TMF_QUERY_TASK 0x80 + +/* SAS TMF responses */ +#define TMF_RESP_FUNC_COMPLETE 0x00 +#define TMF_RESP_INVALID_FRAME 0x02 +#define TMF_RESP_FUNC_ESUPP 0x04 +#define TMF_RESP_FUNC_FAILED 0x05 +#define TMF_RESP_FUNC_SUCC 0x08 +#define TMF_RESP_NO_LUN 0x09 +#define TMF_RESP_OVERLAPPED_TAG 0x0A
+
+enum sas_oob_mode {
+ OOB_NOT_CONNECTED,
+ SATA_OOB_MODE,
+ SAS_OOB_MODE
+};
+
+/* See sas_discover.c if you plan on changing these.
+ */
+enum sas_dev_type {
+ NO_DEVICE = 0, /* protocol */ + SAS_END_DEV = 1, /* protocol */ + EDGE_DEV = 2, /* protocol */ + FANOUT_DEV = 3, /* protocol */ + SAS_HA = 4, + SATA_DEV = 5, + SATA_PM = 7,
+ SATA_PM_PORT= 8,
+};
+
+enum sas_phy_linkrate {
+ PHY_LINKRATE_NONE = 0,
+ PHY_LINKRATE_UNKNOWN = 0,
+ PHY_DISABLED,
+ PHY_RESET_PROBLEM,
+ PHY_SPINUP_HOLD,
+ PHY_PORT_SELECTOR,
+ PHY_LINKRATE_1_5 = 0x08,
+ PHY_LINKRATE_G1 = PHY_LINKRATE_1_5, + PHY_LINKRATE_3 = 0x09, + PHY_LINKRATE_G2 = PHY_LINKRATE_3, + PHY_LINKRATE_6 = 0x0A,
+};
+
+/* Partly from IDENTIFY address frame. */
+enum sas_proto {
+ SATA_PROTO = 1,
+ SAS_PROTO_SMP = 2, /* protocol */ + SAS_PROTO_STP = 4, /* protocol */ + SAS_PROTO_SSP = 8, /* protocol */
+ SAS_PROTO_ALL = 0xE,
+};
+
+/* From the spec; local phys only */
+enum phy_func {
+ PHY_FUNC_NOP,
+ PHY_FUNC_LINK_RESET, /* Enables the phy */
+ PHY_FUNC_HARD_RESET,
+ PHY_FUNC_DISABLE,
+ PHY_FUNC_CLEAR_ERROR_LOG = 5,
+ PHY_FUNC_CLEAR_AFFIL,
+ PHY_FUNC_TX_SATA_PS_SIGNAL,
+ PHY_FUNC_RELEASE_SPINUP_HOLD = 0x10, /* LOCAL PORT ONLY! */
+};
+
+/* SAS LLDD would need to report only _very_few_ of those, like BROADCAST.
+ * Most of those are here for completeness.
+ */
+enum sas_prim {
+ SAS_PRIM_AIP_NORMAL = 1,
+ SAS_PRIM_AIP_R0 = 2, + SAS_PRIM_AIP_R1 = 3, + SAS_PRIM_AIP_R2 = 4, + SAS_PRIM_AIP_WC = 5, + SAS_PRIM_AIP_WD = 6, + SAS_PRIM_AIP_WP = 7, + SAS_PRIM_AIP_RWP = 8, + + SAS_PRIM_BC_CH = 9, + SAS_PRIM_BC_RCH0 = 10, + SAS_PRIM_BC_RCH1 = 11, + SAS_PRIM_BC_R0 = 12, + SAS_PRIM_BC_R1 = 13, + SAS_PRIM_BC_R2 = 14, + SAS_PRIM_BC_R3 = 15, + SAS_PRIM_BC_R4 = 16, + + SAS_PRIM_NOTIFY_ENSP= 17, + SAS_PRIM_NOTIFY_R0 = 18, + SAS_PRIM_NOTIFY_R1 = 19, + SAS_PRIM_NOTIFY_R2 = 20,
+
+ SAS_PRIM_CLOSE_CLAF = 21,
+ SAS_PRIM_CLOSE_NORM = 22,
+ SAS_PRIM_CLOSE_R0 = 23,
+ SAS_PRIM_CLOSE_R1 = 24,
+
+ SAS_PRIM_OPEN_RTRY = 25, + SAS_PRIM_OPEN_RJCT = 26, + SAS_PRIM_OPEN_ACPT = 27,
+
+ SAS_PRIM_DONE = 28,
+ SAS_PRIM_BREAK = 29,
+
+ SATA_PRIM_DMAT = 33, + SATA_PRIM_PMNAK = 34, + SATA_PRIM_PMACK = 35, + SATA_PRIM_PMREQ_S = 36, + SATA_PRIM_PMREQ_P = 37, + SATA_SATA_R_ERR = 38,
+};
+
+enum sas_open_rej_reason {
+ /* Abandon open */
+ SAS_OREJ_UNKNOWN = 0,
+ SAS_OREJ_BAD_DEST = 1,
+ SAS_OREJ_CONN_RATE = 2,
+ SAS_OREJ_EPROTO = 3, + SAS_OREJ_RESV_AB0 = 4, + SAS_OREJ_RESV_AB1 = 5, + SAS_OREJ_RESV_AB2 = 6, + SAS_OREJ_RESV_AB3 = 7,
+ SAS_OREJ_WRONG_DEST= 8,
+ SAS_OREJ_STP_NORES = 9,
+
+ /* Retry open */
+ SAS_OREJ_NO_DEST = 10,
+ SAS_OREJ_PATH_BLOCKED = 11,
+ SAS_OREJ_RSVD_CONT0 = 12,
+ SAS_OREJ_RSVD_CONT1 = 13,
+ SAS_OREJ_RSVD_INIT0 = 14,
+ SAS_OREJ_RSVD_INIT1 = 15,
+ SAS_OREJ_RSVD_STOP0 = 16,
+ SAS_OREJ_RSVD_STOP1 = 17,
+ SAS_OREJ_RSVD_RETRY = 18,
+};
+
+struct dev_to_host_fis {
+ u8 fis_type; /* 0x34 */
+ u8 flags;
+ u8 status;
+ u8 error;+
+ u8 lbal;
+ union { u8 lbam; u8 byte_count_low; };
+ union { u8 lbah; u8 byte_count_high; };
+ u8 device;
+
+ u8 lbal_exp;
+ u8 lbam_exp;
+ u8 lbah_exp;
+ u8 _r_a;
+
+ union { u8 sector_count; u8 interrupt_reason; };
+ u8 sector_count_exp;
+ u8 _r_b;
+ u8 _r_c;+
+ u32 _r_d;
+} __attribute__ ((packed));
+
+struct host_to_dev_fis {
+ u8 fis_type; /* 0x27 */ + u8 flags; + u8 command; + u8 features;
+
+ u8 lbal;
+ union { u8 lbam; u8 byte_count_low; };
+ union { u8 lbah; u8 byte_count_high; };
+ u8 device;
+
+ u8 lbal_exp;
+ u8 lbam_exp;
+ u8 lbah_exp;
+ u8 features_exp;
+
+ union { u8 sector_count; u8 interrupt_reason; };
+ u8 sector_count_exp;
+ u8 _r_a;
+ u8 control;+
+ u32 _r_b;
+} __attribute__ ((packed));
+
+/* Prefer to have code clarity over header file clarity.
+ */
+#ifdef __LITTLE_ENDIAN_BITFIELD
+struct sas_identify_frame {
+ /* Byte 0 */
+ u8 frame_type:4; + u8 dev_type:3; + u8 _un0:1;
+
+ /* Byte 1 */
+ u8 _un1;
+
+ /* Byte 2 */
+ union {
+ struct {
+ u8 _un20:1; + u8 smp_iport:1; + u8 stp_iport:1; + u8 ssp_iport:1; + u8 _un247:4;
+ };
+ u8 initiator_bits;
+ };
+
+ /* Byte 3 */
+ union {
+ struct {
+ u8 _un30:1;
+ u8 smp_tport:1;
+ u8 stp_tport:1;
+ u8 ssp_tport:1;
+ u8 _un347:4;
+ };
+ u8 target_bits;
+ };
+
+ /* Byte 4 - 11 */
+ u8 _un4_11[8];
+
+ /* Byte 12 - 19 */
+ u8 sas_addr[SAS_ADDR_SIZE];
+
+ /* Byte 20 */
+ u8 phy_id;
+
+ u8 _un21_27[7];
+
+ __be32 crc;
+} __attribute__ ((packed));
+
+struct ssp_frame_hdr {
+ u8 frame_type; + u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; + u8 _r_a; + u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; + __be16 _r_b; + + u8 changing_data_ptr:1; + u8 retransmit:1; + u8 retry_data_frames:1; + u8 _r_c:5;
+
+ u8 num_fill_bytes:2;
+ u8 _r_d:6;
+
+ u32 _r_e;
+ __be16 tag;
+ __be16 tptt;
+ __be32 data_offs;
+} __attribute__ ((packed));
+
+struct ssp_response_iu {
+ u8 _r_a[10];
+
+ u8 datapres:2;
+ u8 _r_b:6;
+
+ u8 status;
+
+ u32 _r_c;
+
+ __be32 sense_data_len;
+ __be32 response_data_len;
+
+ u8 resp_data[0];
+ u8 sense_data[0];
+} __attribute__ ((packed));
+
+/* ---------- SMP ---------- */
+
+struct report_general_resp {
+ __be16 change_count; + __be16 route_indexes; + u8 _r_a; + u8 num_phys; + + u8 conf_route_table:1; + u8 configuring:1; + u8 _r_b:6;
+
+ u8 _r_c;
+
+ u8 enclosure_logical_id[8];
+
+ u8 _r_d[12];
+} __attribute__ ((packed));
+
+struct discover_resp {
+ u8 _r_a[5];
+
+ u8 phy_id;
+ __be16 _r_b;
+
+ u8 _r_c:4; + u8 attached_dev_type:3; + u8 _r_d:1;
+
+ u8 linkrate:4;
+ u8 _r_e:4;
+
+ u8 attached_sata_host:1; + u8 iproto:3; + u8 _r_f:4; + + u8 attached_sata_dev:1; + u8 tproto:3; + u8 _r_g:3; + u8 attached_sata_ps:1; + + u8 sas_addr[8]; + u8 attached_sas_addr[8]; + u8 attached_phy_id; + + u8 _r_h[7]; + + u8 hmin_linkrate:4; + u8 pmin_linkrate:4; + u8 hmax_linkrate:4; + u8 pmax_linkrate:4; + + u8 change_count; + + u8 pptv:4; + u8 _r_i:3; + u8 virtual:1;
+
+ u8 routing_attr:4;
+ u8 _r_j:4;
+
+ u8 conn_type; + u8 conn_el_index; + u8 conn_phy_link;
+
+ u8 _r_k[8];
+} __attribute__ ((packed));
+
+struct report_phy_sata_resp {
+ u8 _r_a[5];
+
+ u8 phy_id;
+ u8 _r_b;
+
+ u8 affil_valid:1; + u8 affil_supp:1; + u8 _r_c:6;
+
+ u32 _r_d;
+
+ u8 stp_sas_addr[8];
+
+ struct dev_to_host_fis fis;
+
+ u32 _r_e;
+
+ u8 affil_stp_ini_addr[8];
+
+ __be32 crc;
+} __attribute__ ((packed));
+
+struct smp_resp {
+ u8 frame_type; + u8 function; + u8 result; + u8 reserved;
+ union {
+ struct report_general_resp rg;
+ struct discover_resp disc;
+ struct report_phy_sata_resp rps;
+ };
+} __attribute__ ((packed));
+
+#elif defined(__BIG_ENDIAN_BITFIELD)
+struct sas_identify_frame {
+ /* Byte 0 */
+ u8 _un0:1; + u8 dev_type:3; + u8 frame_type:4;
+
+ /* Byte 1 */
+ u8 _un1;
+
+ /* Byte 2 */
+ union {
+ struct {
+ u8 _un247:4; + u8 ssp_iport:1; + u8 stp_iport:1; + u8 smp_iport:1; + u8 _un20:1;
+ };
+ u8 initiator_bits;
+ };
+
+ /* Byte 3 */
+ union {
+ struct {
+ u8 _un347:4;
+ u8 ssp_tport:1;
+ u8 stp_tport:1;
+ u8 smp_tport:1;
+ u8 _un30:1;
+ };
+ u8 target_bits;
+ };
+
+ /* Byte 4 - 11 */
+ u8 _un4_11[8];
+
+ /* Byte 12 - 19 */
+ u8 sas_addr[SAS_ADDR_SIZE];
+
+ /* Byte 20 */
+ u8 phy_id;
+
+ u8 _un21_27[7];
+
+ __be32 crc;
+} __attribute__ ((packed));
+
+struct ssp_frame_hdr {
+ u8 frame_type; + u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; + u8 _r_a; + u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; + __be16 _r_b; + + u8 _r_c:5; + u8 retry_data_frames:1; + u8 retransmit:1; + u8 changing_data_ptr:1;
+
+ u8 _r_d:6;
+ u8 num_fill_bytes:2;
+
+ u32 _r_e;
+ __be16 tag;
+ __be16 tptt;
+ __be32 data_offs;
+} __attribute__ ((packed));
+
+struct ssp_response_iu {
+ u8 _r_a[10];
+
+ u8 _r_b:6;
+ u8 datapres:2;
+
+ u8 status;
+
+ u32 _r_c;
+
+ __be32 sense_data_len;
+ __be32 response_data_len;
+
+ u8 resp_data[0];
+ u8 sense_data[0];
+} __attribute__ ((packed));
+
+/* ---------- SMP ---------- */
+
+struct report_general_resp {
+ __be16 change_count; + __be16 route_indexes; + u8 _r_a; + u8 num_phys; + + u8 _r_b:6; + u8 configuring:1; + u8 conf_route_table:1;
+
+ u8 _r_c;
+
+ u8 enclosure_logical_id[8];
+
+ u8 _r_d[12];
+} __attribute__ ((packed));
+
+struct discover_resp {
+ u8 _r_a[5];
+
+ u8 phy_id;
+ __be16 _r_b;
+
+ u8 _r_d:1; + u8 attached_dev_type:3; + u8 _r_c:4;
+
+ u8 _r_e:4;
+ u8 linkrate:4;
+
+ u8 _r_f:4; + u8 iproto:3; + u8 attached_sata_host:1; + + u8 attached_sata_ps:1; + u8 _r_g:3; + u8 tproto:3; + u8 attached_sata_dev:1; + + u8 sas_addr[8]; + u8 attached_sas_addr[8]; + u8 attached_phy_id; + + u8 _r_h[7]; + + u8 pmin_linkrate:4; + u8 hmin_linkrate:4; + u8 pmax_linkrate:4; + u8 hmax_linkrate:4; + + u8 change_count; + + u8 virtual:1; + u8 _r_i:3; + u8 pptv:4;
+
+ u8 _r_j:4;
+ u8 routing_attr:4;
+
+ u8 conn_type; + u8 conn_el_index; + u8 conn_phy_link;
+
+ u8 _r_k[8];
+} __attribute__ ((packed));
+
+struct report_phy_sata_resp {
+ u8 _r_a[5];
+
+ u8 phy_id;
+ u8 _r_b;
+
+ u8 _r_c:6; + u8 affil_supp:1; + u8 affil_valid:1;
+
+ u32 _r_d;
+
+ u8 stp_sas_addr[8];
+
+ struct dev_to_host_fis fis;
+
+ u32 _r_e;
+
+ u8 affil_stp_ini_addr[8];
+
+ __be32 crc;
+} __attribute__ ((packed));
+
+struct smp_resp {
+ u8 frame_type; + u8 function; + u8 result; + u8 reserved;
+ union {
+ struct report_general_resp rg;
+ struct discover_resp disc;
+ struct report_phy_sata_resp rps;
+ };
+} __attribute__ ((packed));
+
+#else
+#error "Bitfield order not defined!"
+#endif
+
+#endif /* _SAS_H_ */
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_hwi.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx_hwi.c 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_hwi.c 2006-06-06
15:21:28.000000000 -0700
@@ -29,8 +29,6 @@
#include <linux/delay.h>
#include <linux/module.h>
-#include <scsi/sas/sas_task.h>
-
#include "aic94xx.h"
#include "aic94xx_reg.h"
#include "aic94xx_hwi.h"
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_hwi.h
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx_hwi.h 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_hwi.h 2006-06-06
15:21:28.000000000 -0700
@@ -32,7 +32,7 @@
#include <linux/pci.h>
#include <linux/dma-mapping.h>
-#include <scsi/sas/sas_class.h>
+#include <scsi/libsas.h>
#include "aic94xx.h"
#include "aic94xx_sas.h"
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_sas.h
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx_sas.h 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_sas.h 2006-06-06
15:21:28.000000000 -0700
@@ -28,8 +28,7 @@
#ifndef _AIC94XX_SAS_H_
#define _AIC94XX_SAS_H_
-#include <scsi/sas/sas_class.h>
-#include <scsi/sas/sas_discover.h>
+#include <scsi/libsas.h>
/* ---------- DDBs ---------- */
/* DDBs are device descriptor blocks which describe a device in the
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_task.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx_task.c 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_task.c 2006-06-06
15:21:28.000000000 -0700
@@ -26,8 +26,6 @@
*/
#include <linux/spinlock.h>
-#include <scsi/sas/sas_task.h>
-#include <scsi/sas/sas_frames.h>
#include "aic94xx.h"
#include "aic94xx_sas.h"
#include "aic94xx_hwi.h"
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_discover.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_discover.c 2006-06-05
12:37:15.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_discover.c 2006-06-06
15:21:32.000000000 -0700
@@ -28,8 +28,6 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_eh.h>
#include "sas_internal.h"
-#include <scsi/sas/sas_task.h>
-#include <scsi/sas/sas_discover.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_sas.h>
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_event.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_event.c 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_event.c 2006-06-06
15:21:28.000000000 -0700
@@ -66,7 +66,6 @@
#include <scsi/scsi_host.h>
#include "sas_internal.h"
#include "sas_dump.h"
-#include <scsi/sas/sas_discover.h>
static void notify_ha_event(struct sas_ha_struct *sas_ha, enum ha_event
event)
{
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_expander.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_expander.c 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_expander.c 2006-06-06
15:21:28.000000000 -0700
@@ -27,8 +27,6 @@
#include <linux/scatterlist.h>
#include "sas_internal.h"
-#include <scsi/sas/sas_task.h>
-#include <scsi/sas/sas_discover.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_sas.h>
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_init.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_init.c 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_init.c 2006-06-06
15:21:28.000000000 -0700
@@ -34,7 +34,6 @@
#include <scsi/scsi_transport_sas.h>
#include "sas_internal.h"
-#include <scsi/sas/sas_task.h>
#include "../scsi_sas_internal.h"
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_internal.h
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_internal.h 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_internal.h 2006-06-06
15:26:09.000000000 -0700
@@ -27,7 +27,7 @@
#ifndef _SAS_INTERNAL_H_
#define _SAS_INTERNAL_H_
-#include <scsi/sas/sas_class.h>
+#include <scsi/libsas.h>
#include <scsi/scsi_host.h>
#define sas_printk(fmt, ...) printk(KERN_NOTICE "sas: " fmt, ##__VA_ARGS__)
@@ -71,7 +71,8 @@
void sas_hae_reset(void *);
-static inline void sas_queue_event(int event, spinlock_t *lock, u32 *pending,
+static inline void sas_queue_event(int event, spinlock_t *lock,
+ unsigned long *pending,
struct work_struct *work, struct Scsi_Host *shost)
{
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_port.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_port.c 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_port.c 2006-06-06
15:21:28.000000000 -0700
@@ -24,7 +24,6 @@
*/
#include "sas_internal.h"
-#include <scsi/sas/sas_discover.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_sas.h>
Index: linux-2.6.17-rc5/drivers/scsi/sas/sas_scsi_host.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/sas_scsi_host.c 2006-06-05
12:37:09.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/sas_scsi_host.c 2006-06-06
15:21:28.000000000 -0700
@@ -25,8 +25,6 @@
*/
#include "sas_internal.h"
-#include <scsi/sas/sas_discover.h>
-#include <scsi/sas/sas_task.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
Index: linux-2.6.17-rc5/drivers/scsi/sas/expander_conf.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/sas/expander_conf.c 2006-06-02
15:47:49.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/sas/expander_conf.c 2006-06-06
14:03:02.000000000 -0700
@@ -50,7 +50,7 @@
#include <byteswap.h>
#include <stdint.h>
#include <stdlib.h>
-#include <scsi/sas/sas.h>
+#include <scsi/sas.h>
#define LEFT_FIELD_SIZE 25
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_tmf.c
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx_tmf.c 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx_tmf.c 2006-06-06
15:21:28.000000000 -0700
@@ -26,7 +26,6 @@
*/
#include <linux/spinlock.h>
-#include <scsi/sas/sas_task.h>
#include "aic94xx.h"
#include "aic94xx_sas.h"
#include "aic94xx_hwi.h"
Index: linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx.h
===================================================================
--- linux-2.6.17-rc5.orig/drivers/scsi/aic94xx/aic94xx.h 2006-06-05
12:34:52.000000000 -0700
+++ linux-2.6.17-rc5/drivers/scsi/aic94xx/aic94xx.h 2006-06-06
14:56:03.000000000 -0700
@@ -30,7 +30,7 @@
#include <linux/slab.h>
#include <linux/ctype.h>
-#include <scsi/sas/sas_discover.h>
+#include <scsi/libsas.h>
#define ASD_DRIVER_NAME "aic94xx"
#define ASD_DRIVER_DESCRIPTION "Adaptec aic94xx SAS/SATA driver"