* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
- * $Id: //depot/aic7xxx/linux/drivers/scsi/aic7xxx/aic79xx_osm.h#137 $
+ * $Id: //depot/aic7xxx/linux/drivers/scsi/aic7xxx/aic79xx_osm.h#166 $
*
*/
#ifndef _AIC79XX_LINUX_H_
#define _AIC79XX_LINUX_H_
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/ioport.h>
#include <linux/pci.h>
-#include <linux/smp_lock.h>
-#include <linux/version.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/slab.h>
#endif
/********************************** Misc Macros *******************************/
-#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
#define powerof2(x) ((((x)-1)&(x))==0)
/************************* Forward Declarations *******************************/
/************************* Configuration Data *********************************/
extern uint32_t aic79xx_allow_memio;
-extern int aic79xx_detect_complete;
extern struct scsi_host_template aic79xx_driver_template;
/***************************** Bus Space/DMA **********************************/
typedef void ahd_linux_callback_t (u_long);
static __inline void ahd_timer_reset(ahd_timer_t *timer, int usec,
ahd_callback_t *func, void *arg);
-static __inline void ahd_scb_timer_reset(struct scb *scb, u_int usec);
static __inline void
ahd_timer_reset(ahd_timer_t *timer, int usec, ahd_callback_t *func, void *arg)
add_timer(timer);
}
-static __inline void
-ahd_scb_timer_reset(struct scb *scb, u_int usec)
-{
- mod_timer(&scb->io_ctx->eh_timeout, jiffies + (usec * HZ)/1000000);
-}
-
/***************************** SMP support ************************************/
#include <linux/spinlock.h>
-#define AHD_SCSI_HAS_HOST_LOCK 1
-
-#define AIC79XX_DRIVER_VERSION "1.3.11"
-
-/**************************** Front End Queues ********************************/
-/*
- * Data structure used to cast the Linux struct scsi_cmnd to something
- * that allows us to use the queue macros. The linux structure has
- * plenty of space to hold the links fields as required by the queue
- * macros, but the queue macors require them to have the correct type.
- */
-struct ahd_cmd_internal {
- /* Area owned by the Linux scsi layer. */
- uint8_t private[offsetof(struct scsi_cmnd, SCp.Status)];
- union {
- STAILQ_ENTRY(ahd_cmd) ste;
- LIST_ENTRY(ahd_cmd) le;
- TAILQ_ENTRY(ahd_cmd) tqe;
- } links;
- uint32_t end;
-};
-
-struct ahd_cmd {
- union {
- struct ahd_cmd_internal icmd;
- struct scsi_cmnd scsi_cmd;
- } un;
-};
-
-#define acmd_icmd(cmd) ((cmd)->un.icmd)
-#define acmd_scsi_cmd(cmd) ((cmd)->un.scsi_cmd)
-#define acmd_links un.icmd.links
+#define AIC79XX_DRIVER_VERSION "3.0"
/*************************** Device Data Structures ***************************/
/*
*/
typedef enum {
- AHD_DEV_UNCONFIGURED = 0x01,
AHD_DEV_FREEZE_TIL_EMPTY = 0x02, /* Freeze queue until active == 0 */
- AHD_DEV_TIMER_ACTIVE = 0x04, /* Our timer is active */
AHD_DEV_Q_BASIC = 0x10, /* Allow basic device queuing */
AHD_DEV_Q_TAGGED = 0x20, /* Allow full SCSI2 command queueing */
AHD_DEV_PERIODIC_OTAG = 0x40, /* Send OTAG to prevent starvation */
- AHD_DEV_SLAVE_CONFIGURED = 0x80 /* slave_configure() has been called */
} ahd_linux_dev_flags;
-struct ahd_linux_target;
struct ahd_linux_device {
TAILQ_ENTRY(ahd_linux_device) links;
#define AHD_OTAG_THRESH 500
};
-struct ahd_linux_target {
- struct scsi_device *sdev[AHD_NUM_LUNS];
- struct ahd_transinfo last_tinfo;
- struct ahd_softc *ahd;
-};
-
/********************* Definitions Required by the Core ***********************/
/*
* Number of SG segments we require. So long as the S/G segments for
struct scsi_target *starget[AHD_NUM_TARGETS];
spinlock_t spin_lock;
- u_int qfrozen;
- struct timer_list reset_timer;
- struct semaphore eh_sem;
+ struct completion *eh_done;
struct Scsi_Host *host; /* pointer to scsi host */
#define AHD_LINUX_NOIRQ ((uint32_t)~0)
uint32_t irq; /* IRQ for this adapter */
uint32_t bios_address;
uint32_t mem_busaddr; /* Mem Base Addr */
- uint64_t hw_dma_mask;
-#define AHD_SCB_UP_EH_SEM 0x1
- uint32_t flags;
};
/************************** OS Utility Wrappers *******************************/
int ahd_linux_register_host(struct ahd_softc *,
struct scsi_host_template *);
-uint64_t ahd_linux_get_memsize(void);
-
/*************************** Pretty Printing **********************************/
struct info_str {
char *buffer;
int pos;
};
-void ahd_format_transinfo(struct info_str *info,
- struct ahd_transinfo *tinfo);
-
/******************************** Locking *************************************/
-/* Lock protecting internal data structures */
-static __inline void ahd_lockinit(struct ahd_softc *);
-static __inline void ahd_lock(struct ahd_softc *, unsigned long *flags);
-static __inline void ahd_unlock(struct ahd_softc *, unsigned long *flags);
-
-/* Lock held during ahd_list manipulation and ahd softc frees */
-extern spinlock_t ahd_list_spinlock;
-static __inline void ahd_list_lockinit(void);
-static __inline void ahd_list_lock(unsigned long *flags);
-static __inline void ahd_list_unlock(unsigned long *flags);
-
static __inline void
ahd_lockinit(struct ahd_softc *ahd)
{
spin_unlock_irqrestore(&ahd->platform_data->spin_lock, *flags);
}
-static __inline void
-ahd_list_lockinit(void)
-{
- spin_lock_init(&ahd_list_spinlock);
-}
-
-static __inline void
-ahd_list_lock(unsigned long *flags)
-{
- spin_lock_irqsave(&ahd_list_spinlock, *flags);
-}
-
-static __inline void
-ahd_list_unlock(unsigned long *flags)
-{
- spin_unlock_irqrestore(&ahd_list_spinlock, *flags);
-}
-
/******************************* PCI Definitions ******************************/
/*
* PCIM_xxx: mask to locate subfield in register
#define PCIXM_STATUS_MAXCRDS 0x1C00 /* Maximum Cumulative Read Size */
#define PCIXM_STATUS_RCVDSCEM 0x2000 /* Received a Split Comp w/Error msg */
-extern struct pci_driver aic79xx_pci_driver;
-
typedef enum
{
AHD_POWER_STATE_D0,
void ahd_platform_free(struct ahd_softc *ahd);
void ahd_platform_init(struct ahd_softc *ahd);
void ahd_platform_freeze_devq(struct ahd_softc *ahd, struct scb *scb);
-void ahd_freeze_simq(struct ahd_softc *ahd);
-void ahd_release_simq(struct ahd_softc *ahd);
static __inline void
ahd_freeze_scb(struct scb *scb)
}
}
-void ahd_platform_set_tags(struct ahd_softc *ahd,
+void ahd_platform_set_tags(struct ahd_softc *ahd, struct scsi_device *sdev,
struct ahd_devinfo *devinfo, ahd_queue_alg);
int ahd_platform_abort_scbs(struct ahd_softc *ahd, int target,
char channel, int lun, u_int tag,
role_t role, uint32_t status);
irqreturn_t
- ahd_linux_isr(int irq, void *dev_id, struct pt_regs * regs);
-void ahd_platform_flushwork(struct ahd_softc *ahd);
-int ahd_softc_comp(struct ahd_softc *, struct ahd_softc *);
+ ahd_linux_isr(int irq, void *dev_id);
void ahd_done(struct ahd_softc*, struct scb*);
void ahd_send_async(struct ahd_softc *, char channel,
- u_int target, u_int lun, ac_code, void *);
+ u_int target, u_int lun, ac_code);
void ahd_print_path(struct ahd_softc *, struct scb *);
#ifdef CONFIG_PCI