diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx.h | 1 | ||||
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx_core.c | 24 | ||||
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx_osm.c | 62 | ||||
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx_osm.h | 11 | ||||
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx_proc.c | 19 |
5 files changed, 36 insertions, 81 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h index eb774569268..df3346b5caf 100644 --- a/drivers/scsi/aic7xxx/aic79xx.h +++ b/drivers/scsi/aic7xxx/aic79xx.h @@ -1487,6 +1487,7 @@ typedef enum { } ahd_queue_alg; void ahd_set_tags(struct ahd_softc *ahd, + struct scsi_cmnd *cmd, struct ahd_devinfo *devinfo, ahd_queue_alg alg); diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 801fc81d0b2..a1e8ca75859 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -1090,7 +1090,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) /* Notify XPT */ ahd_send_async(ahd, devinfo.channel, devinfo.target, - CAM_LUN_WILDCARD, AC_SENT_BDR, NULL); + CAM_LUN_WILDCARD, AC_SENT_BDR); /* * Allow the sequencer to continue with @@ -3062,7 +3062,7 @@ ahd_set_syncrate(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, tinfo->curr.ppr_options = ppr_options; ahd_send_async(ahd, devinfo->channel, devinfo->target, - CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL); + CAM_LUN_WILDCARD, AC_TRANSFER_NEG); if (bootverbose) { if (offset != 0) { int options; @@ -3184,7 +3184,7 @@ ahd_set_width(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, tinfo->curr.width = width; ahd_send_async(ahd, devinfo->channel, devinfo->target, - CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL); + CAM_LUN_WILDCARD, AC_TRANSFER_NEG); if (bootverbose) { printf("%s: target %d using %dbit transfers\n", ahd_name(ahd), devinfo->target, @@ -3211,12 +3211,14 @@ ahd_set_width(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, * Update the current state of tagged queuing for a given target. */ void -ahd_set_tags(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, - ahd_queue_alg alg) +ahd_set_tags(struct ahd_softc *ahd, struct scsi_cmnd *cmd, + struct ahd_devinfo *devinfo, ahd_queue_alg alg) { - ahd_platform_set_tags(ahd, devinfo, alg); + struct scsi_device *sdev = cmd->device; + + ahd_platform_set_tags(ahd, sdev, devinfo, alg); ahd_send_async(ahd, devinfo->channel, devinfo->target, - devinfo->lun, AC_TRANSFER_NEG, &alg); + devinfo->lun, AC_TRANSFER_NEG); } static void @@ -4746,7 +4748,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) printf("(%s:%c:%d:%d): refuses tagged commands. " "Performing non-tagged I/O\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); - ahd_set_tags(ahd, devinfo, AHD_QUEUE_NONE); + ahd_set_tags(ahd, scb->io_ctx, devinfo, AHD_QUEUE_NONE); mask = ~0x23; } else { printf("(%s:%c:%d:%d): refuses %s tagged commands. " @@ -4754,7 +4756,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, tag_type == MSG_ORDERED_TASK ? "ordered" : "head of queue"); - ahd_set_tags(ahd, devinfo, AHD_QUEUE_BASIC); + ahd_set_tags(ahd, scb->io_ctx, devinfo, AHD_QUEUE_BASIC); mask = ~0x03; } @@ -5098,7 +5100,7 @@ ahd_handle_devreset(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, if (status != CAM_SEL_TIMEOUT) ahd_send_async(ahd, devinfo->channel, devinfo->target, - CAM_LUN_WILDCARD, AC_SENT_BDR, NULL); + CAM_LUN_WILDCARD, AC_SENT_BDR); if (message != NULL && bootverbose) printf("%s: %s on %c:%d. %d SCBs aborted\n", ahd_name(ahd), @@ -7952,7 +7954,7 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset) #endif /* Notify the XPT that a bus reset occurred */ ahd_send_async(ahd, devinfo.channel, CAM_TARGET_WILDCARD, - CAM_LUN_WILDCARD, AC_BUS_RESET, NULL); + CAM_LUN_WILDCARD, AC_BUS_RESET); /* * Revert to async/narrow transfers until we renegotiate. diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index e0ccdf36220..b244c712417 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -484,7 +484,6 @@ ahd_linux_target_alloc(struct scsi_target *starget) struct seeprom_config *sc = ahd->seep_config; unsigned long flags; struct scsi_target **ahd_targp = ahd_linux_target_in_softc(starget); - struct ahd_linux_target *targ = scsi_transport_target_data(starget); struct ahd_devinfo devinfo; struct ahd_initiator_tinfo *tinfo; struct ahd_tmode_tstate *tstate; @@ -495,7 +494,6 @@ ahd_linux_target_alloc(struct scsi_target *starget) BUG_ON(*ahd_targp != NULL); *ahd_targp = starget; - memset(targ, 0, sizeof(*targ)); if (sc) { int flags = sc->device_flags[starget->id]; @@ -551,15 +549,11 @@ ahd_linux_slave_alloc(struct scsi_device *sdev) { struct ahd_softc *ahd = *((struct ahd_softc **)sdev->host->hostdata); - struct scsi_target *starget = sdev->sdev_target; - struct ahd_linux_target *targ = scsi_transport_target_data(starget); struct ahd_linux_device *dev; if (bootverbose) printf("%s: Slave Alloc %d\n", ahd_name(ahd), sdev->id); - BUG_ON(targ->sdev[sdev->lun] != NULL); - dev = scsi_transport_device_data(sdev); memset(dev, 0, sizeof(*dev)); @@ -576,8 +570,6 @@ ahd_linux_slave_alloc(struct scsi_device *sdev) */ dev->maxtags = 0; - targ->sdev[sdev->lun] = sdev; - return (0); } @@ -599,23 +591,6 @@ ahd_linux_slave_configure(struct scsi_device *sdev) return 0; } -static void -ahd_linux_slave_destroy(struct scsi_device *sdev) -{ - struct ahd_softc *ahd; - struct ahd_linux_device *dev = scsi_transport_device_data(sdev); - struct ahd_linux_target *targ = scsi_transport_target_data(sdev->sdev_target); - - ahd = *((struct ahd_softc **)sdev->host->hostdata); - if (bootverbose) - printf("%s: Slave Destroy %d\n", ahd_name(ahd), sdev->id); - - BUG_ON(dev->active); - - targ->sdev[sdev->lun] = NULL; - -} - #if defined(__i386__) /* * Return the disk geometry for the given SCSI device. @@ -822,7 +797,6 @@ struct scsi_host_template aic79xx_driver_template = { .use_clustering = ENABLE_CLUSTERING, .slave_alloc = ahd_linux_slave_alloc, .slave_configure = ahd_linux_slave_configure, - .slave_destroy = ahd_linux_slave_destroy, .target_alloc = ahd_linux_target_alloc, .target_destroy = ahd_linux_target_destroy, }; @@ -1249,20 +1223,13 @@ void ahd_platform_free(struct ahd_softc *ahd) { struct scsi_target *starget; - int i, j; + int i; if (ahd->platform_data != NULL) { /* destroy all of the device and target objects */ for (i = 0; i < AHD_NUM_TARGETS; i++) { starget = ahd->platform_data->starget[i]; if (starget != NULL) { - for (j = 0; j < AHD_NUM_LUNS; j++) { - struct ahd_linux_target *targ = - scsi_transport_target_data(starget); - if (targ->sdev[j] == NULL) - continue; - targ->sdev[j] = NULL; - } ahd->platform_data->starget[i] = NULL; } } @@ -1318,20 +1285,13 @@ ahd_platform_freeze_devq(struct ahd_softc *ahd, struct scb *scb) } void -ahd_platform_set_tags(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, - ahd_queue_alg alg) +ahd_platform_set_tags(struct ahd_softc *ahd, struct scsi_device *sdev, + struct ahd_devinfo *devinfo, ahd_queue_alg alg) { - struct scsi_target *starget; - struct ahd_linux_target *targ; struct ahd_linux_device *dev; - struct scsi_device *sdev; int was_queuing; int now_queuing; - starget = ahd->platform_data->starget[devinfo->target]; - targ = scsi_transport_target_data(starget); - BUG_ON(targ == NULL); - sdev = targ->sdev[devinfo->lun]; if (sdev == NULL) return; @@ -1467,11 +1427,15 @@ ahd_linux_device_queue_depth(struct scsi_device *sdev) tags = ahd_linux_user_tagdepth(ahd, &devinfo); if (tags != 0 && sdev->tagged_supported != 0) { - ahd_set_tags(ahd, &devinfo, AHD_QUEUE_TAGGED); + ahd_platform_set_tags(ahd, sdev, &devinfo, AHD_QUEUE_TAGGED); + ahd_send_async(ahd, devinfo.channel, devinfo.target, + devinfo.lun, AC_TRANSFER_NEG); ahd_print_devinfo(ahd, &devinfo); printf("Tagged Queuing enabled. Depth %d\n", tags); } else { - ahd_set_tags(ahd, &devinfo, AHD_QUEUE_NONE); + ahd_platform_set_tags(ahd, sdev, &devinfo, AHD_QUEUE_NONE); + ahd_send_async(ahd, devinfo.channel, devinfo.target, + devinfo.lun, AC_TRANSFER_NEG); } } @@ -1629,7 +1593,7 @@ ahd_linux_isr(int irq, void *dev_id, struct pt_regs * regs) void ahd_send_async(struct ahd_softc *ahd, char channel, - u_int target, u_int lun, ac_code code, void *arg) + u_int target, u_int lun, ac_code code) { switch (code) { case AC_TRANSFER_NEG: @@ -1956,7 +1920,7 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd, } ahd_set_transaction_status(scb, CAM_REQUEUE_REQ); ahd_set_scsi_status(scb, SCSI_STATUS_OK); - ahd_platform_set_tags(ahd, &devinfo, + ahd_platform_set_tags(ahd, sdev, &devinfo, (dev->flags & AHD_DEV_Q_BASIC) ? AHD_QUEUE_BASIC : AHD_QUEUE_TAGGED); break; @@ -1966,7 +1930,7 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd, * as if the target returned BUSY SCSI status. */ dev->openings = 1; - ahd_platform_set_tags(ahd, &devinfo, + ahd_platform_set_tags(ahd, sdev, &devinfo, (dev->flags & AHD_DEV_Q_BASIC) ? AHD_QUEUE_BASIC : AHD_QUEUE_TAGGED); ahd_set_scsi_status(scb, SCSI_STATUS_BUSY); @@ -2778,8 +2742,6 @@ ahd_linux_init(void) if (!ahd_linux_transport_template) return -ENODEV; - scsi_transport_reserve_target(ahd_linux_transport_template, - sizeof(struct ahd_linux_target)); scsi_transport_reserve_device(ahd_linux_transport_template, sizeof(struct ahd_linux_device)); diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h index 2b8331649ee..b2e65e10ad2 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.h +++ b/drivers/scsi/aic7xxx/aic79xx_osm.h @@ -263,7 +263,6 @@ typedef enum { AHD_DEV_PERIODIC_OTAG = 0x40, /* Send OTAG to prevent starvation */ } ahd_linux_dev_flags; -struct ahd_linux_target; struct ahd_linux_device { TAILQ_ENTRY(ahd_linux_device) links; @@ -343,12 +342,6 @@ struct ahd_linux_device { #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 @@ -865,7 +858,7 @@ 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, @@ -874,7 +867,7 @@ irqreturn_t ahd_linux_isr(int irq, void *dev_id, struct pt_regs * regs); 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 diff --git a/drivers/scsi/aic7xxx/aic79xx_proc.c b/drivers/scsi/aic7xxx/aic79xx_proc.c index 24fd59a230b..c5f0ee59150 100644 --- a/drivers/scsi/aic7xxx/aic79xx_proc.c +++ b/drivers/scsi/aic7xxx/aic79xx_proc.c @@ -47,7 +47,7 @@ static int copy_info(struct info_str *info, char *fmt, ...); static void ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, u_int our_id, char channel, - u_int target_id, u_int target_offset); + u_int target_id); static void ahd_dump_device_state(struct info_str *info, struct scsi_device *sdev); static int ahd_proc_write_seeprom(struct ahd_softc *ahd, @@ -204,10 +204,8 @@ ahd_format_transinfo(struct info_str *info, struct ahd_transinfo *tinfo) static void ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, - u_int our_id, char channel, u_int target_id, - u_int target_offset) + u_int our_id, char channel, u_int target_id) { - struct ahd_linux_target *targ; struct scsi_target *starget; struct ahd_initiator_tinfo *tinfo; struct ahd_tmode_tstate *tstate; @@ -218,10 +216,9 @@ ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, copy_info(info, "Target %d Negotiation Settings\n", target_id); copy_info(info, "\tUser: "); ahd_format_transinfo(info, &tinfo->user); - starget = ahd->platform_data->starget[target_offset]; + starget = ahd->platform_data->starget[target_id]; if (starget == NULL) return; - targ = scsi_transport_target_data(starget); copy_info(info, "\tGoal: "); ahd_format_transinfo(info, &tinfo->goal); @@ -231,7 +228,7 @@ ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, for (lun = 0; lun < AHD_NUM_LUNS; lun++) { struct scsi_device *dev; - dev = targ->sdev[lun]; + dev = scsi_device_lookup_by_target(starget, lun); if (dev == NULL) continue; @@ -355,7 +352,7 @@ ahd_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start, copy_info(&info, "Allocated SCBs: %d, SG List Length: %d\n\n", ahd->scb_data.numscbs, AHD_NSEG); - max_targ = 15; + max_targ = 16; if (ahd->seep_config == NULL) copy_info(&info, "No Serial EEPROM\n"); @@ -373,12 +370,12 @@ ahd_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start, copy_info(&info, "\n"); if ((ahd->features & AHD_WIDE) == 0) - max_targ = 7; + max_targ = 8; - for (i = 0; i <= max_targ; i++) { + for (i = 0; i < max_targ; i++) { ahd_dump_target_state(ahd, &info, ahd->our_id, 'A', - /*target_id*/i, /*target_offset*/i); + /*target_id*/i); } retval = info.pos > info.offset ? info.pos - info.offset : 0; done: |