diff options
| author | James Bottomley <JBottomley@Parallels.com> | 2014-12-08 07:40:20 -0800 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2014-12-08 07:40:20 -0800 |
| commit | dc843ef00e79ef0466d4d66bb20beeccda92e003 (patch) | |
| tree | 7491381fdd81b6d40b25fec533e6f249d7823ce3 /drivers/scsi | |
| parent | 009d0431c3914de64666bec0d350e54fdd59df6a (diff) | |
| parent | 249b15ba6380830881b7863ca5dd3f33320adfdb (diff) | |
Merge remote-tracking branch 'scsi-queue/core-for-3.19' into for-linus
Diffstat (limited to 'drivers/scsi')
97 files changed, 1340 insertions, 2769 deletions
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index 0a7325361d29..02021f5ca866 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -198,7 +198,7 @@ static int twa_change_queue_depth(struct scsi_device *sdev, int queue_depth, if (queue_depth > TW_Q_LENGTH-2) queue_depth = TW_Q_LENGTH-2; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } /* End twa_change_queue_depth() */ diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c index 6da6cec9a651..ac0c2544a470 100644 --- a/drivers/scsi/3w-sas.c +++ b/drivers/scsi/3w-sas.c @@ -200,7 +200,7 @@ static int twl_change_queue_depth(struct scsi_device *sdev, int queue_depth, if (queue_depth > TW_Q_LENGTH-2) queue_depth = TW_Q_LENGTH-2; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } /* End twl_change_queue_depth() */ diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index 752624e6bc00..1ec9ad92b6c3 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -532,7 +532,7 @@ static int tw_change_queue_depth(struct scsi_device *sdev, int queue_depth, if (queue_depth > TW_Q_LENGTH-2) queue_depth = TW_Q_LENGTH-2; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } /* End tw_change_queue_depth() */ diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c index fabd4be2c985..d7557b932113 100644 --- a/drivers/scsi/53c700.c +++ b/drivers/scsi/53c700.c @@ -327,6 +327,7 @@ NCR_700_detect(struct scsi_host_template *tpnt, tpnt->slave_alloc = NCR_700_slave_alloc; tpnt->change_queue_depth = NCR_700_change_queue_depth; tpnt->change_queue_type = NCR_700_change_queue_type; + tpnt->use_blk_tags = 1; if(tpnt->name == NULL) tpnt->name = "53c700"; @@ -592,19 +593,14 @@ NCR_700_scsi_done(struct NCR_700_Host_Parameters *hostdata, hostdata->cmd = NULL; if(SCp != NULL) { - struct NCR_700_command_slot *slot = + struct NCR_700_command_slot *slot = (struct NCR_700_command_slot *)SCp->host_scribble; - + dma_unmap_single(hostdata->dev, slot->pCmd, MAX_COMMAND_SIZE, DMA_TO_DEVICE); if (slot->flags == NCR_700_FLAG_AUTOSENSE) { char *cmnd = NCR_700_get_sense_cmnd(SCp->device); -#ifdef NCR_700_DEBUG - printk(" ORIGINAL CMD %p RETURNED %d, new return is %d sense is\n", - SCp, SCp->cmnd[7], result); - scsi_print_sense("53c700", SCp); -#endif dma_unmap_single(hostdata->dev, slot->dma_handle, SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE); /* restore the old result if the request sense was @@ -906,8 +902,10 @@ process_message(struct Scsi_Host *host, struct NCR_700_Host_Parameters *hostdata /* we're done negotiating */ NCR_700_set_tag_neg_state(SCp->device, NCR_700_FINISHED_TAG_NEGOTIATION); hostdata->tag_negotiated &= ~(1<<scmd_id(SCp)); + SCp->device->tagged_supported = 0; - scsi_deactivate_tcq(SCp->device, host->cmd_per_lun); + scsi_adjust_queue_depth(SCp->device, host->cmd_per_lun); + scsi_set_tag_type(SCp->device, 0); } else { shost_printk(KERN_WARNING, host, "(%d:%d) Unexpected REJECT Message %s\n", @@ -1432,7 +1430,7 @@ NCR_700_start_command(struct scsi_cmnd *SCp) if((hostdata->tag_negotiated & (1<<scmd_id(SCp))) && (slot->tag != SCSI_NO_TAG && SCp->cmnd[0] != REQUEST_SENSE && slot->flags != NCR_700_FLAG_AUTOSENSE)) { - count += scsi_populate_tag_msg(SCp, &hostdata->msgout[count]); + count += spi_populate_tag_msg(&hostdata->msgout[count], SCp); } if(hostdata->fast && @@ -1772,7 +1770,7 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *) */ if(NCR_700_get_depth(SCp->device) != 0 && (!(hostdata->tag_negotiated & (1<<scmd_id(SCp))) - || !blk_rq_tagged(SCp->request))) { + || !(SCp->flags & SCMD_TAGGED))) { CDEBUG(KERN_ERR, SCp, "has non zero depth %d\n", NCR_700_get_depth(SCp->device)); return SCSI_MLQUEUE_DEVICE_BUSY; @@ -1800,7 +1798,7 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *) printk("53c700: scsi%d, command ", SCp->device->host->host_no); scsi_print_command(SCp); #endif - if(blk_rq_tagged(SCp->request) + if ((SCp->flags & SCMD_TAGGED) && (hostdata->tag_negotiated &(1<<scmd_id(SCp))) == 0 && NCR_700_get_tag_neg_state(SCp->device) == NCR_700_START_TAG_NEGOTIATION) { scmd_printk(KERN_ERR, SCp, "Enabling Tag Command Queuing\n"); @@ -1814,7 +1812,7 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *) * * FIXME: This will royally screw up on multiple LUN devices * */ - if(!blk_rq_tagged(SCp->request) + if (!(SCp->flags & SCMD_TAGGED) && (hostdata->tag_negotiated &(1<<scmd_id(SCp)))) { scmd_printk(KERN_INFO, SCp, "Disabling Tag Command Queuing\n"); hostdata->tag_negotiated &= ~(1<<scmd_id(SCp)); @@ -1911,9 +1909,7 @@ NCR_700_abort(struct scsi_cmnd * SCp) { struct NCR_700_command_slot *slot; - scmd_printk(KERN_INFO, SCp, - "New error handler wants to abort command\n\t"); - scsi_print_command(SCp); + scmd_printk(KERN_INFO, SCp, "abort command\n"); slot = (struct NCR_700_command_slot *)SCp->host_scribble; @@ -2056,13 +2052,10 @@ NCR_700_slave_configure(struct scsi_device *SDp) /* to do here: allocate memory; build a queue_full list */ if(SDp->tagged_supported) { - scsi_set_tag_type(SDp, MSG_ORDERED_TAG); - scsi_activate_tcq(SDp, NCR_700_DEFAULT_TAGS); + scsi_adjust_queue_depth(SDp, NCR_700_DEFAULT_TAGS); NCR_700_set_tag_neg_state(SDp, NCR_700_START_TAG_NEGOTIATION); - } else { - /* initialise to default depth */ - scsi_adjust_queue_depth(SDp, 0, SDp->host->cmd_per_lun); } + if(hostdata->fast) { /* Find the correct offset and period via domain validation */ if (!spi_initial_dv(SDp->sdev_target)) @@ -2090,7 +2083,7 @@ NCR_700_change_queue_depth(struct scsi_device *SDp, int depth, int reason) if (depth > NCR_700_MAX_TAGS) depth = NCR_700_MAX_TAGS; - scsi_adjust_queue_depth(SDp, scsi_get_tag_type(SDp), depth); + scsi_adjust_queue_depth(SDp, depth); return depth; } @@ -2101,8 +2094,6 @@ static int NCR_700_change_queue_type(struct scsi_device *SDp, int tag_type) struct NCR_700_Host_Parameters *hostdata = (struct NCR_700_Host_Parameters *)SDp->host->hostdata[0]; - scsi_set_tag_type(SDp, tag_type); - /* We have a global (per target) flag to track whether TCQ is * enabled, so we'll be turning it off for the entire target here. * our tag algorithm will fail if we mix tagged and untagged commands, @@ -2110,15 +2101,16 @@ static int NCR_700_change_queue_type(struct scsi_device *SDp, int tag_type) if (change_tag) scsi_target_quiesce(SDp->sdev_target); + scsi_set_tag_type(SDp, tag_type); if (!tag_type) { /* shift back to the default unqueued number of commands * (the user can still raise this) */ - scsi_deactivate_tcq(SDp, SDp->host->cmd_per_lun); + scsi_adjust_queue_depth(SDp, SDp->host->cmd_per_lun); hostdata->tag_negotiated &= ~(1 << sdev_id(SDp)); } else { /* Here, we cleared the negotiation flag above, so this * will force the driver to renegotiate */ - scsi_activate_tcq(SDp, SDp->queue_depth); + scsi_adjust_queue_depth(SDp, SDp->queue_depth); if (change_tag) NCR_700_set_tag_neg_state(SDp, NCR_700_START_TAG_NEGOTIATION); } diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c index 64c75143c89a..5aa476b6b8a8 100644 --- a/drivers/scsi/BusLogic.c +++ b/drivers/scsi/BusLogic.c @@ -2327,12 +2327,12 @@ static int blogic_slaveconfig(struct scsi_device *dev) if (qdepth == 0) qdepth = BLOGIC_MAX_AUTO_TAG_DEPTH; adapter->qdepth[tgt_id] = qdepth; - scsi_adjust_queue_depth(dev, MSG_SIMPLE_TAG, qdepth); + scsi_adjust_queue_depth(dev, qdepth); } else { adapter->tagq_ok &= ~(1 << tgt_id); qdepth = adapter->untag_qdepth; adapter->qdepth[tgt_id] = qdepth; - scsi_adjust_queue_depth(dev, 0, qdepth); + scsi_adjust_queue_depth(dev, qdepth); } qdepth = 0; for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index 45da3c823322..296c6f53605a 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -2647,14 +2647,14 @@ static void NCR5380_dma_complete(NCR5380_instance * instance) { * * Purpose : abort a command * - * Inputs : cmd - the Scsi_Cmnd to abort, code - code to set the - * host byte of the result field to, if zero DID_ABORTED is + * Inputs : cmd - the Scsi_Cmnd to abort, code - code to set the + * host byte of the result field to, if zero DID_ABORTED is * used. * - * Returns : 0 - success, -1 on failure. + * Returns : SUCCESS - success, FAILED on failure. * - * XXX - there is no way to abort the command that is currently - * connected, you have to wait for it to complete. If this is + * XXX - there is no way to abort the command that is currently + * connected, you have to wait for it to complete. If this is * a problem, we could implement longjmp() / setjmp(), setjmp() * called where the loop started in NCR5380_main(). * @@ -2666,9 +2666,8 @@ static int NCR5380_abort(Scsi_Cmnd * cmd) { struct Scsi_Host *instance = cmd->device->host; struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata; Scsi_Cmnd *tmp, **prev; - - printk(KERN_WARNING "scsi%d : aborting command\n", instance->host_no); - scsi_print_command(cmd); + + scmd_printk(KERN_WARNING, cmd, "aborting command\n"); NCR5380_print_status(instance); @@ -2704,7 +2703,7 @@ static int NCR5380_abort(Scsi_Cmnd * cmd) { * aborted flag and get back into our main loop. */ - return 0; + return SUCCESS; } #endif diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 681434e2dfe9..b32e77db0c48 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -2181,7 +2181,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY)) { switch (scsicmd->cmnd[0]) { - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if (!(dev->raw_io_interface) || !(dev->raw_io_64) || ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) @@ -2309,7 +2309,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); return aac_get_container_name(scsicmd); } - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if (!(dev->raw_io_interface) || !(dev->raw_io_64) || ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index a759cb2d4b15..4c340d88c33d 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -462,9 +462,9 @@ static int aac_slave_configure(struct scsi_device *sdev) depth = 256; else if (depth < 2) depth = 2; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); + scsi_adjust_queue_depth(sdev, depth); } else - scsi_adjust_queue_depth(sdev, 0, 1); + scsi_adjust_queue_depth(sdev, 1); return 0; } @@ -504,9 +504,9 @@ static int aac_change_queue_depth(struct scsi_device *sdev, int depth, depth = 256; else if (depth < 2) depth = 2; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); + scsi_adjust_queue_depth(sdev, depth); } else - scsi_adjust_queue_depth(sdev, 0, 1); + scsi_adjust_queue_depth(sdev, 1); return sdev->queue_depth; } @@ -555,7 +555,7 @@ static int aac_eh_abort(struct scsi_cmnd* cmd) AAC_DRIVERNAME, host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun); switch (cmd->cmnd[0]) { - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if (!(aac->raw_io_interface) || !(aac->raw_io_64) || ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 43761c1c46f0..ae4840e4c1c5 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -7706,7 +7706,7 @@ advansys_narrow_slave_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc) asc_dvc->cfg->can_tagged_qng |= tid_bit; asc_dvc->use_tagged_qng |= tid_bit; } - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, + scsi_adjust_queue_depth(sdev, asc_dvc->max_dvc_qng[sdev->id]); } } else { @@ -7714,7 +7714,6 @@ advansys_narrow_slave_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc) asc_dvc->cfg->can_tagged_qng &= ~tid_bit; asc_dvc->use_tagged_qng &= ~tid_bit; } - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); } if ((sdev->lun == 0) && @@ -7849,10 +7848,8 @@ advansys_wide_slave_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc) } if ((adv_dvc->tagqng_able & tidmask) && sdev->tagged_supported) { - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, + scsi_adjust_queue_depth(sdev, adv_dvc->max_dvc_qng); - } else { - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); } } diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c index e77b72f78006..2b960b326daf 100644 --- a/drivers/scsi/aha152x.c +++ b/drivers/scsi/aha152x.c @@ -230,7 +230,7 @@ * * ************************************************************************** - + see Documentation/scsi/aha152x.txt for configuration details **************************************************************************/ @@ -279,45 +279,11 @@ static LIST_HEAD(aha152x_host_list); #error define AUTOCONF or SETUP0 #endif -#if defined(AHA152X_DEBUG) -#define DEBUG_DEFAULT debug_eh - -#define DPRINTK(when,msgs...) \ - do { if(HOSTDATA(shpnt)->debug & (when)) printk(msgs); } while(0) - -#define DO_LOCK(flags) \ - do { \ - if(spin_is_locked(&QLOCK)) { \ - DPRINTK(debug_intr, DEBUG_LEAD "(%s:%d) already locked at %s:%d\n", CMDINFO(CURRENT_SC), __func__, __LINE__, QLOCKER, QLOCKERL); \ - } \ - DPRINTK(debug_locking, DEBUG_LEAD "(%s:%d) locking\n", CMDINFO(CURRENT_SC), __func__, __LINE__); \ - spin_lock_irqsave(&QLOCK,flags); \ - DPRINTK(debug_locking, DEBUG_LEAD "(%s:%d) locked\n", CMDINFO(CURRENT_SC), __func__, __LINE__); \ - QLOCKER=__func__; \ - QLOCKERL=__LINE__; \ - } while(0) - -#define DO_UNLOCK(flags) \ - do { \ - DPRINTK(debug_locking, DEBUG_LEAD "(%s:%d) unlocking (locked at %s:%d)\n", CMDINFO(CURRENT_SC), __func__, __LINE__, QLOCKER, QLOCKERL); \ - spin_unlock_irqrestore(&QLOCK,flags); \ - DPRINTK(debug_locking, DEBUG_LEAD "(%s:%d) unlocked\n", CMDINFO(CURRENT_SC), __func__, __LINE__); \ - QLOCKER="(not locked)"; \ - QLOCKERL=0; \ - } while(0) - -#else -#define DPRINTK(when,msgs...) #define DO_LOCK(flags) spin_lock_irqsave(&QLOCK,flags) #define DO_UNLOCK(flags) spin_unlock_irqrestore(&QLOCK,flags) -#endif #define LEAD "(scsi%d:%d:%d) " -#define WARN_LEAD KERN_WARNING LEAD #define INFO_LEAD KERN_INFO LEAD -#define NOTE_LEAD KERN_NOTICE LEAD -#define ERR_LEAD KERN_ERR LEAD -#define DEBUG_LEAD KERN_DEBUG LEAD #define CMDINFO(cmd) \ (cmd) ? ((cmd)->device->host->host_no) : -1, \ (cmd) ? ((cmd)->device->id & 0x0f) : -1, \ @@ -345,10 +311,10 @@ CMD_INC_RESID(struct scsi_cmnd *cmd, int inc) enum { not_issued = 0x0001, /* command not yet issued */ - selecting = 0x0002, /* target is beeing selected */ + selecting = 0x0002, /* target is being selected */ identified = 0x0004, /* IDENTIFY was sent */ disconnected = 0x0008, /* target disconnected */ - completed = 0x0010, /* target sent COMMAND COMPLETE */ + completed = 0x0010, /* target sent COMMAND COMPLETE */ aborted = 0x0020, /* ABORT was sent */ resetted = 0x0040, /* BUS DEVICE RESET was sent */ spiordy = 0x0080, /* waiting for SPIORDY to raise */ @@ -396,7 +362,6 @@ static int exttrans[] = {0, 0}; module_param_array(exttrans, int, NULL, 0); MODULE_PARM_DESC(exttrans,"use extended translation"); -#if !defined(AHA152X_DEBUG) static int aha152x[] = {0, 11, 7, 1, 1, 0, DELAY_DEFAULT, 0}; module_param_array(aha152x, int, NULL, 0); MODULE_PARM_DESC(aha152x, "parameters for first controller"); @@ -404,19 +369,6 @@ MODULE_PARM_DESC(aha152x, "parameters for first controller"); static int aha152x1[] = {0, 11, 7, 1, 1, 0, DELAY_DEFAULT, 0}; module_param_array(aha152x1, int, NULL, 0); MODULE_PARM_DESC(aha152x1, "parameters for second controller"); -#else -static int debug[] = {DEBUG_DEFAULT, DEBUG_DEFAULT}; -module_param_array(debug, int, NULL, 0); -MODULE_PARM_DESC(debug, "flags for driver debugging"); - -static int aha152x[] = {0, 11, 7, 1, 1, 1, DELAY_DEFAULT, 0, DEBUG_DEFAULT}; -module_param_array(aha152x, int, NULL, 0); -MODULE_PARM_DESC(aha152x, "parameters for first controller"); - -static int aha152x1[] = {0, 11, 7, 1, 1, 1, DELAY_DEFAULT, 0, DEBUG_DEFAULT}; -module_param_array(aha152x1, int, NULL, 0); -MODULE_PARM_DESC(aha152x1, "parameters for second controller"); -#endif /* !defined(AHA152X_DEBUG) */ #endif /* MODULE */ #ifdef __ISAPNP__ @@ -446,7 +398,7 @@ static struct scsi_host_template aha152x_driver_template; /* * internal states of the host * - */ + */ enum aha152x_state { idle=0, unknown, @@ -485,24 +437,16 @@ struct aha152x_hostdata { spinlock_t lock; /* host lock */ -#if defined(AHA152X_DEBUG) - const char *locker; - /* which function has the lock */ - int lockerl; /* where did it get it */ - - int debug; /* current debugging setting */ -#endif - #if defined(AHA152X_STAT) - int total_commands; + int total_commands; int disconnections; int busfree_without_any_action; int busfree_without_old_command; int busfree_without_new_command; int busfree_without_done_command; int busfree_with_check_condition; - int count[maxstate]; - int count_trans[maxstate]; + int count[maxstate]; + int count_trans[maxstate]; unsigned long time[maxstate]; #endif @@ -514,7 +458,7 @@ struct aha152x_hostdata { int delay; /* reset out delay */ int ext_trans; /* extended translation enabled */ - int swint; /* software-interrupt was fired during detect() */ + int swint; /* software-interrupt was fired during detect() */ int service; /* bh needs to be run */ int in_intr; /* bh is running */ @@ -543,7 +487,7 @@ struct aha152x_hostdata { unsigned char msgi[256]; /* received message bytes */ - int msgo_i, msgo_len; + int msgo_i, msgo_len; /* number of sent bytes and length of current messages */ unsigned char msgo[256]; /* pending messages */ @@ -689,7 +633,6 @@ static void aha152x_error(struct Scsi_Host *shpnt, char *msg); static void done(struct Scsi_Host *shpnt, int error); /* diagnostics */ -static void disp_ports(struct Scsi_Host *shpnt); static void show_command(Scsi_Cmnd * ptr); static void show_queues(struct Scsi_Host *shpnt); static void disp_enintr(struct Scsi_Host *shpnt); @@ -812,10 +755,6 @@ struct Scsi_Host *aha152x_probe_one(struct aha152x_setup *setup) DELAY = setup->delay; EXT_TRANS = setup->ext_trans; -#if defined(AHA152X_DEBUG) - HOSTDATA(shpnt)->debug = setup->debug; -#endif - SETPORT(SCSIID, setup->scsiid << 4); shpnt->this_id = setup->scsiid; @@ -941,31 +880,24 @@ void aha152x_release(struct Scsi_Host *shpnt) * setup controller to generate interrupts depending * on current state (lock has to be acquired) * - */ + */ static int setup_expected_interrupts(struct Scsi_Host *shpnt) { if(CURRENT_SC) { CURRENT_SC->SCp.phase |= 1 << 16; - + if(CURRENT_SC->SCp.phase & selecting) { - DPRINTK(debug_intr, DEBUG_LEAD "expecting: (seldo) (seltimo) (seldi)\n", CMDINFO(CURRENT_SC)); SETPORT(SSTAT1, SELTO); SETPORT(SIMODE0, ENSELDO | (DISCONNECTED_SC ? ENSELDI : 0)); SETPORT(SIMODE1, ENSELTIMO); } else { - DPRINTK(debug_intr, DEBUG_LEAD "expecting: (phase change) (busfree) %s\n", CMDINFO(CURRENT_SC), CURRENT_SC->SCp.phase & spiordy ? "(spiordy)" : ""); SETPORT(SIMODE0, (CURRENT_SC->SCp.phase & spiordy) ? ENSPIORDY : 0); - SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE); + SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE); } } else if(STATE==seldi) { - DPRINTK(debug_intr, DEBUG_LEAD "expecting: (phase change) (identify)\n", CMDINFO(CURRENT_SC)); SETPORT(SIMODE0, 0); - SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE); + SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE); } else { - DPRINTK(debug_intr, DEBUG_LEAD "expecting: %s %s\n", - CMDINFO(CURRENT_SC), - DISCONNECTED_SC ? "(reselection)" : "", - ISSUE_SC ? "(busfree)" : ""); SETPORT(SIMODE0, DISCONNECTED_SC ? ENSELDI : 0); SETPORT(SIMODE1, ENSCSIRST | ( (ISSUE_SC||DONE_SC) ? ENBUSFREE : 0)); } @@ -977,7 +909,7 @@ static int setup_expected_interrupts(struct Scsi_Host *shpnt) } -/* +/* * Queue a command and setup interrupts for a free bus. */ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, @@ -986,15 +918,6 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, struct Scsi_Host *shpnt = SCpnt->device->host; unsigned long flags; -#if defined(AHA152X_DEBUG) - if (HOSTDATA(shpnt)->debug & debug_queue) { - printk(INFO_LEAD "queue: %p; cmd_len=%d pieces=%d size=%u cmnd=", - CMDINFO(SCpnt), SCpnt, SCpnt->cmd_len, - scsi_sg_count(SCpnt), scsi_bufflen(SCpnt)); - __scsi_print_command(SCpnt->cmnd); - } -#endif - SCpnt->scsi_done = done; SCpnt->SCp.phase = not_issued | phase; SCpnt->SCp.Status = 0x1; /* Ilegal status by SCSI standard */ @@ -1004,13 +927,13 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, if(SCpnt->SCp.phase & (resetting|check_condition)) { if (!SCpnt->host_scribble || SCSEM(SCpnt) || SCNEXT(SCpnt)) { - printk(ERR_LEAD "cannot reuse command\n", CMDINFO(SCpnt)); + scmd_printk(KERN_ERR, SCpnt, "cannot reuse command\n"); return FAILED; } } else { SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC); if(!SCpnt->host_scribble) { - printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt)); + scmd_printk(KERN_ERR, SCpnt, "allocation failed\n"); return FAILED; } } @@ -1066,15 +989,6 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, */ static int aha152x_queue_lck(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) { -#if 0 - if(*SCpnt->cmnd == REQUEST_SENSE) { - SCpnt->result = 0; - done(SCpnt); - - return 0; - } -#endif - return aha152x_internal_queue(SCpnt, NULL, 0, done); } @@ -1082,15 +996,10 @@ static DEF_SCSI_QCMD(aha152x_queue) /* - * * */ static void reset_done(Scsi_Cmnd *SCpnt) { -#if 0 - struct Scsi_Host *shpnt = SCpnt->host; - DPRINTK(debug_eh, INFO_LEAD "reset_done called\n", CMDINFO(SCpnt)); -#endif if(SCSEM(SCpnt)) { complete(SCSEM(SCpnt)); } else { @@ -1108,20 +1017,11 @@ static int aha152x_abort(Scsi_Cmnd *SCpnt) Scsi_Cmnd *ptr; unsigned long flags; -#if defined(AHA152X_DEBUG) - if(HOSTDATA(shpnt)->debug & debug_eh) { - printk(DEBUG_LEAD "abort(%p)", CMDINFO(SCpnt), SCpnt); - show_queues(shpnt); - } -#endif - DO_LOCK(flags); ptr=remove_SC(&ISSUE_SC, SCpnt); if(ptr) { - DPRINTK(debug_eh, DEBUG_LEAD "not yet issued - SUCCESS\n", CMDINFO(SCpnt)); - HOSTDATA(shpnt)->commands--; if (!HOSTDATA(shpnt)->commands) SETPORT(PORTA, 0); @@ -1131,7 +1031,7 @@ static int aha152x_abort(Scsi_Cmnd *SCpnt) SCpnt->host_scribble=NULL; return SUCCESS; - } + } DO_UNLOCK(flags); @@ -1142,7 +1042,8 @@ static int aha152x_abort(Scsi_Cmnd *SCpnt) * */ - printk(ERR_LEAD "cannot abort running or disconnected command\n", CMDINFO(SCpnt)); + scmd_printk(KERN_ERR, SCpnt, + "cannot abort running or disconnected command\n"); return FAILED; } @@ -1160,15 +1061,8 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt) unsigned long flags; unsigned long timeleft; -#if defined(AHA152X_DEBUG) - if(HOSTDATA(shpnt)->debug & debug_eh) { - printk(INFO_LEAD "aha152x_device_reset(%p)", CMDINFO(SCpnt), SCpnt); - show_queues(shpnt); - } -#endif - if(CURRENT_SC==SCpnt) { - printk(ERR_LEAD "cannot reset current device\n", CMDINFO(SCpnt)); + scmd_printk(KERN_ERR, SCpnt, "cannot reset current device\n"); return FAILED; } @@ -1208,7 +1102,7 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt) } else if(disconnected) { append_SC(&DISCONNECTED_SC, SCpnt); } - + ret = FAILED; } @@ -1227,12 +1121,12 @@ static void free_hard_reset_SCs(struct Scsi_Host *shpnt, Scsi_Cmnd **SCs) if(SCDATA(ptr)) { next = SCNEXT(ptr); } else { - printk(DEBUG_LEAD "queue corrupted at %p\n", CMDINFO(ptr), ptr); + scmd_printk(KERN_DEBUG, ptr, + "queue corrupted at %p\n", ptr); next = NULL; } if (!ptr->device->soft_reset) { - DPRINTK(debug_eh, DEBUG_LEAD "disconnected command %p removed\n", CMDINFO(ptr), ptr); remove_SC(SCs, ptr); HOSTDATA(shpnt)->commands--; kfree(ptr->host_scribble); @@ -1253,25 +1147,14 @@ static int aha152x_bus_reset_host(struct Scsi_Host *shpnt) DO_LOCK(flags); -#if defined(AHA152X_DEBUG) - if(HOSTDATA(shpnt)->debug & debug_eh) { - printk(KERN_DEBUG "scsi%d: bus reset", shpnt->host_no); - show_queues(shpnt); - } -#endif - free_hard_reset_SCs(shpnt, &ISSUE_SC); free_hard_reset_SCs(shpnt, &DISCONNECTED_SC); - DPRINTK(debug_eh, KERN_DEBUG "scsi%d: resetting bus\n", shpnt->host_no); - SETPORT(SCSISEQ, SCSIRSTO); mdelay(256); SETPORT(SCSISEQ, 0); mdelay(DELAY); - DPRINTK(debug_eh, KERN_DEBUG "scsi%d: bus resetted\n", shpnt->host_no); - setup_expected_interrupts(shpnt); if(HOSTDATA(shpnt)->commands==0) SETPORT(PORTA, 0); @@ -1333,11 +1216,7 @@ static void reset_ports(struct Scsi_Host *shpnt) */ int aha152x_host_reset_host(struct Scsi_Host *shpnt) { - DPRINTK(debug_eh, KERN_DEBUG "scsi%d: host reset\n", shpnt->host_no); - aha152x_bus_reset_host(shpnt); - - DPRINTK(debug_eh, KERN_DEBUG "scsi%d: resetting ports\n", shpnt->host_no); reset_ports(shpnt); return SUCCESS; @@ -1345,7 +1224,7 @@ int aha152x_host_reset_host(struct Scsi_Host *shpnt) /* * Reset the host (bus and controller) - * + * */ static int aha152x_host_reset(Scsi_Cmnd *SCpnt) { @@ -1411,7 +1290,9 @@ static void done(struct Scsi_Host *shpnt, int error) { if (CURRENT_SC) { if(DONE_SC) - printk(ERR_LEAD "there's already a completed command %p - will cause abort\n", CMDINFO(CURRENT_SC), DONE_SC); + scmd_printk(KERN_ERR, CURRENT_SC, + "there's already a completed command %p " + "- will cause abort\n", DONE_SC); DONE_SC = CURRENT_SC; CURRENT_SC = NULL; @@ -1466,7 +1347,7 @@ static irqreturn_t intr(int irqno, void *dev_id) return IRQ_NONE; if( TESTLO(DMASTAT, INTSTAT) ) - return IRQ_NONE; + return IRQ_NONE; /* no more interrupts from the controller, while we're busy. INTEN is restored by the BH handler */ @@ -1501,7 +1382,7 @@ static void busfree_run(struct Scsi_Host *shpnt) SETPORT(SXFRCTL0, CH1); SETPORT(SSTAT1, CLRBUSFREE); - + if(CURRENT_SC) { #if defined(AHA152X_STAT) action++; @@ -1513,19 +1394,13 @@ static void busfree_run(struct Scsi_Host *shpnt) done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_OK << 16)); } else if(CURRENT_SC->SCp.phase & aborted) { - DPRINTK(debug_eh, DEBUG_LEAD "ABORT sent\n", CMDINFO(CURRENT_SC)); done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_ABORT << 16)); } else if(CURRENT_SC->SCp.phase & resetted) { - DPRINTK(debug_eh, DEBUG_LEAD "BUS DEVICE RESET sent\n", CMDINFO(CURRENT_SC)); done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_RESET << 16)); } else if(CURRENT_SC->SCp.phase & disconnected) { /* target sent DISCONNECT */ - DPRINTK(debug_selection, DEBUG_LEAD "target disconnected at %d/%d\n", - CMDINFO(CURRENT_SC), - scsi_get_resid(CURRENT_SC), - scsi_bufflen(CURRENT_SC)); #if defined(AHA152X_STAT) HOSTDATA(shpnt)->disconnections++; #endif @@ -1553,13 +1428,6 @@ static void busfree_run(struct Scsi_Host *shpnt) struct scsi_cmnd *cmd = HOSTDATA(shpnt)->done_SC; struct aha152x_scdata *sc = SCDATA(cmd); -#if 0 - if(HOSTDATA(shpnt)->debug & debug_eh) { - printk(ERR_LEAD "received sense: ", CMDINFO(DONE_SC)); - scsi_print_sense("bh", DONE_SC); - } -#endif - scsi_eh_restore_cmnd(cmd, &sc->ses); cmd->SCp.Status = SAM_STAT_CHECK_CONDITION; @@ -1571,17 +1439,11 @@ static void busfree_run(struct Scsi_Host *shpnt) #if defined(AHA152X_STAT) HOSTDATA(shpnt)->busfree_with_check_condition++; #endif -#if 0 - DPRINTK(debug_eh, ERR_LEAD "CHECK CONDITION found\n", CMDINFO(DONE_SC)); -#endif if(!(DONE_SC->SCp.phase & not_issued)) { struct aha152x_scdata *sc; Scsi_Cmnd *ptr = DONE_SC; DONE_SC=NULL; -#if 0 - DPRINTK(debug_eh, ERR_LEAD "requesting sense\n", CMDINFO(ptr)); -#endif sc = SCDATA(ptr); /* It was allocated in aha152x_internal_queue? */ @@ -1591,19 +1453,10 @@ static void busfree_run(struct Scsi_Host *shpnt) DO_UNLOCK(flags); aha152x_internal_queue(ptr, NULL, check_condition, ptr->scsi_done); DO_LOCK(flags); -#if 0 - } else { - DPRINTK(debug_eh, ERR_LEAD "command not issued - CHECK CONDITION ignored\n", CMDINFO(DONE_SC)); -#endif } } if(DONE_SC && DONE_SC->scsi_done) { -#if defined(AHA152X_DEBUG) - int hostno=DONE_SC->device->host->host_no; - int id=DONE_SC->device->id & 0xf; - int lun=((u8)DONE_SC->device->lun) & 0x7; -#endif Scsi_Cmnd *ptr = DONE_SC; DONE_SC=NULL; @@ -1618,9 +1471,7 @@ static void busfree_run(struct Scsi_Host *shpnt) } DO_UNLOCK(flags); - DPRINTK(debug_done, DEBUG_LEAD "calling scsi_done(%p)\n", hostno, id, lun, ptr); - ptr->scsi_done(ptr); - DPRINTK(debug_done, DEBUG_LEAD "scsi_done(%p) returned\n", hostno, id, lun, ptr); + ptr->scsi_done(ptr); DO_LOCK(flags); } @@ -1640,9 +1491,7 @@ static void busfree_run(struct Scsi_Host *shpnt) #if defined(AHA152X_STAT) action++; #endif - CURRENT_SC->SCp.phase |= selecting; - - DPRINTK(debug_selection, DEBUG_LEAD "selecting target\n", CMDINFO(CURRENT_SC)); + CURRENT_SC->SCp.phase |= selecting; /* clear selection timeout */ SETPORT(SSTAT1, SELTO); @@ -1674,18 +1523,19 @@ static void seldo_run(struct Scsi_Host *shpnt) SETPORT(SSTAT1, CLRBUSFREE); SETPORT(SSTAT1, CLRPHASECHG); - CURRENT_SC->SCp.phase &= ~(selecting|not_issued); + CURRENT_SC->SCp.phase &= ~(selecting|not_issued); SETPORT(SCSISEQ, 0); if (TESTLO(SSTAT0, SELDO)) { - printk(ERR_LEAD "aha152x: passing bus free condition\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_ERR, CURRENT_SC, + "aha152x: passing bus free condition\n"); done(shpnt, DID_NO_CONNECT << 16); return; } SETPORT(SSTAT0, CLRSELDO); - + ADDMSGO(IDENTIFY(RECONNECT, CURRENT_SC->device->lun)); if (CURRENT_SC->SCp.phase & aborting) { @@ -1693,7 +1543,7 @@ static void seldo_run(struct Scsi_Host *shpnt) } else if (CURRENT_SC->SCp.phase & resetting) { ADDMSGO(BUS_DEVICE_RESET); } else if (SYNCNEG==0 && SYNCHRONOUS) { - CURRENT_SC->SCp.phase |= syncneg; + CURRENT_SC->SCp.phase |= syncneg; MSGOLEN += spi_populate_sync_msg(&MSGO(MSGOLEN), 50, 8); SYNCNEG=1; /* negotiation in progress */ } @@ -1708,29 +1558,21 @@ static void seldo_run(struct Scsi_Host *shpnt) */ static void selto_run(struct Scsi_Host *shpnt) { - SETPORT(SCSISEQ, 0); + SETPORT(SCSISEQ, 0); SETPORT(SSTAT1, CLRSELTIMO); - DPRINTK(debug_selection, DEBUG_LEAD "selection timeout\n", CMDINFO(CURRENT_SC)); - - if(!CURRENT_SC) { - DPRINTK(debug_selection, DEBUG_LEAD "!CURRENT_SC\n", CMDINFO(CURRENT_SC)); + if (!CURRENT_SC) return; - } - CURRENT_SC->SCp.phase &= ~selecting; + CURRENT_SC->SCp.phase &= ~selecting; - if (CURRENT_SC->SCp.phase & aborted) { - DPRINTK(debug_selection, DEBUG_LEAD "aborted\n", CMDINFO(CURRENT_SC)); + if (CURRENT_SC->SCp.phase & aborted) done(shpnt, DID_ABORT << 16); - } else if (TESTLO(SSTAT0, SELINGO)) { - DPRINTK(debug_selection, DEBUG_LEAD "arbitration not won\n", CMDINFO(CURRENT_SC)); + else if (TESTLO(SSTAT0, SELINGO)) done(shpnt, DID_BUS_BUSY << 16); - } else { + else /* ARBITRATION won, but SELECTION failed */ - DPRINTK(debug_selection, DEBUG_LEAD "selection failed\n", CMDINFO(CURRENT_SC)); done(shpnt, DID_NO_CONNECT << 16); - } } /* @@ -1753,9 +1595,8 @@ static void seldi_run(struct Scsi_Host *shpnt) if(CURRENT_SC) { if(!(CURRENT_SC->SCp.phase & not_issued)) - printk(ERR_LEAD "command should not have been issued yet\n", CMDINFO(CURRENT_SC)); - - DPRINTK(debug_selection, ERR_LEAD "command requeued - reselection\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_ERR, CURRENT_SC, + "command should not have been issued yet\n"); DO_LOCK(flags); append_SC(&ISSUE_SC, CURRENT_SC); @@ -1764,17 +1605,16 @@ static void seldi_run(struct Scsi_Host *shpnt) CURRENT_SC = NULL; } - if(!DISCONNECTED_SC) { - DPRINTK(debug_selection, DEBUG_LEAD "unexpected SELDI ", CMDINFO(CURRENT_SC)); + if (!DISCONNECTED_SC) return; - } RECONN_TARGET=-1; selid = GETPORT(SELID) & ~(1 << shpnt->this_id); if (selid==0) { - printk("aha152x%d: target id unknown (%02x)\n", HOSTNO, selid); + shost_printk(KERN_INFO, shpnt, + "target id unknown (%02x)\n", selid); return; } @@ -1782,8 +1622,8 @@ static void seldi_run(struct Scsi_Host *shpnt) ; if(selid & ~(1 << target)) { - printk("aha152x%d: multiple targets reconnected (%02x)\n", - HOSTNO, selid); + shost_printk(KERN_INFO, shpnt, + "multiple targets reconnected (%02x)\n", selid); } @@ -1793,7 +1633,6 @@ static void seldi_run(struct Scsi_Host *shpnt) SETRATE(HOSTDATA(shpnt)->syncrate[target]); RECONN_TARGET=target; - DPRINTK(debug_selection, DEBUG_LEAD "target %d reselected (%02x).\n", CMDINFO(CURRENT_SC), target, selid); } /* @@ -1817,31 +1656,24 @@ static void msgi_run(struct Scsi_Host *shpnt) if(sstat1 & (PHASECHG|PHASEMIS|BUSFREE) || !(sstat1 & REQINIT)) return; - if(TESTLO(SSTAT0,SPIORDY)) { - DPRINTK(debug_msgi, DEBUG_LEAD "!SPIORDY\n", CMDINFO(CURRENT_SC)); + if (TESTLO(SSTAT0, SPIORDY)) return; - } ADDMSGI(GETPORT(SCSIDAT)); -#if defined(AHA152X_DEBUG) - if (HOSTDATA(shpnt)->debug & debug_msgi) { - printk(INFO_LEAD "inbound message %02x ", CMDINFO(CURRENT_SC), MSGI(0)); - spi_print_msg(&MSGI(0)); - printk("\n"); - } -#endif - if(!CURRENT_SC) { if(LASTSTATE!=seldi) { - printk(KERN_ERR "aha152x%d: message in w/o current command not after reselection\n", HOSTNO); + shost_printk(KERN_ERR, shpnt, + "message in w/o current command" + " not after reselection\n"); } /* - * Handle reselection - */ + * Handle reselection + */ if(!(MSGI(0) & IDENTIFY_BASE)) { - printk(KERN_ERR "aha152x%d: target didn't identify after reselection\n", HOSTNO); + shost_printk(KERN_ERR, shpnt, + "target didn't identify after reselection\n"); continue; } @@ -1849,12 +1681,13 @@ static void msgi_run(struct Scsi_Host *shpnt) if (!CURRENT_SC) { show_queues(shpnt); - printk(KERN_ERR "aha152x%d: no disconnected command for target %d/%d\n", HOSTNO, RECONN_TARGET, MSGI(0) & 0x3f); + shost_printk(KERN_ERR, shpnt, + "no disconnected command" + " for target %d/%d\n", + RECONN_TARGET, MSGI(0) & 0x3f); continue; } - DPRINTK(debug_msgi, DEBUG_LEAD "target reconnected\n", CMDINFO(CURRENT_SC)); - CURRENT_SC->SCp.Message = MSGI(0); CURRENT_SC->SCp.phase &= ~disconnected; @@ -1862,31 +1695,32 @@ static void msgi_run(struct Scsi_Host *shpnt) /* next message if any */ continue; - } + } CURRENT_SC->SCp.Message = MSGI(0); switch (MSGI(0)) { case DISCONNECT: if (!RECONNECT) - printk(WARN_LEAD "target was not allowed to disconnect\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_WARNING, CURRENT_SC, + "target was not allowed to disconnect\n"); CURRENT_SC->SCp.phase |= disconnected; break; case COMMAND_COMPLETE: - if(CURRENT_SC->SCp.phase & completed) - DPRINTK(debug_msgi, DEBUG_LEAD "again COMMAND COMPLETE\n", CMDINFO(CURRENT_SC)); - CURRENT_SC->SCp.phase |= completed; break; case MESSAGE_REJECT: if (SYNCNEG==1) { - printk(INFO_LEAD "Synchronous Data Transfer Request was rejected\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, CURRENT_SC, + "Synchronous Data Transfer Request" + " was rejected\n"); SYNCNEG=2; /* negotiation completed */ } else - printk(INFO_LEAD "inbound message (MESSAGE REJECT)\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, CURRENT_SC, + "inbound message (MESSAGE REJECT)\n"); break; case SAVE_POINTERS: @@ -1907,7 +1741,8 @@ static void msgi_run(struct Scsi_Host *shpnt) long ticks; if (MSGI(1) != 3) { - printk(ERR_LEAD "SDTR message length!=3\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_ERR, CURRENT_SC, + "SDTR message length!=3\n"); break; } @@ -1924,10 +1759,12 @@ static void msgi_run(struct Scsi_Host *shpnt) /* negotiation in progress */ if (ticks > 9 || MSGI(4) < 1 || MSGI(4) > 8) { ADDMSGO(MESSAGE_REJECT); - printk(INFO_LEAD "received Synchronous Data Transfer Request invalid - rejected\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, + CURRENT_SC, + "received Synchronous Data Transfer Request invalid - rejected\n"); break; } - + SYNCRATE |= ((ticks - 2) << 4) + MSGI(4); } else if (ticks <= 9 && MSGI(4) >= 1) { ADDMSGO(EXTENDED_MESSAGE); @@ -1947,11 +1784,14 @@ static void msgi_run(struct Scsi_Host *shpnt) SYNCRATE |= ((ticks - 2) << 4) + MSGI(4); } else { /* requested SDTR is too slow, do it asynchronously */ - printk(INFO_LEAD "Synchronous Data Transfer Request too slow - Rejecting\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, + CURRENT_SC, + "Synchronous Data Transfer Request too slow - Rejecting\n"); ADDMSGO(MESSAGE_REJECT); } - SYNCNEG=2; /* negotiation completed */ + /* negotiation completed */ + SYNCNEG=2; SETRATE(SYNCRATE); } break; @@ -1985,12 +1825,12 @@ static void msgi_run(struct Scsi_Host *shpnt) static void msgi_end(struct Scsi_Host *shpnt) { if(MSGILEN>0) - printk(WARN_LEAD "target left before message completed (%d)\n", CMDINFO(CURRENT_SC), MSGILEN); + scmd_printk(KERN_WARNING, CURRENT_SC, + "target left before message completed (%d)\n", + MSGILEN); - if (MSGOLEN > 0 && !(GETPORT(SSTAT1) & BUSFREE)) { - DPRINTK(debug_msgi, DEBUG_LEAD "msgo pending\n", CMDINFO(CURRENT_SC)); + if (MSGOLEN > 0 && !(GETPORT(SSTAT1) & BUSFREE)) SETPORT(SCSISIG, P_MSGI | SIG_ATNO); - } } /* @@ -2003,21 +1843,12 @@ static void msgo_init(struct Scsi_Host *shpnt) if((CURRENT_SC->SCp.phase & syncneg) && SYNCNEG==2 && SYNCRATE==0) { ADDMSGO(IDENTIFY(RECONNECT, CURRENT_SC->device->lun)); } else { - printk(INFO_LEAD "unexpected MESSAGE OUT phase; rejecting\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, CURRENT_SC, + "unexpected MESSAGE OUT phase; rejecting\n"); ADDMSGO(MESSAGE_REJECT); } } -#if defined(AHA152X_DEBUG) - if(HOSTDATA(shpnt)->debug & debug_msgo) { - int i; - - printk(DEBUG_LEAD "messages( ", CMDINFO(CURRENT_SC)); - for (i=0; i<MSGOLEN; i+=spi_print_msg(&MSGO(i)), printk(" ")) - ; - printk(")\n"); - } -#endif } /* @@ -2026,16 +1857,9 @@ static void msgo_init(struct Scsi_Host *shpnt) */ static void msgo_run(struct Scsi_Host *shpnt) { - if(MSGO_I==MSGOLEN) - DPRINTK(debug_msgo, DEBUG_LEAD "messages all sent (%d/%d)\n", CMDINFO(CURRENT_SC), MSGO_I, MSGOLEN); - while(MSGO_I<MSGOLEN) { - DPRINTK(debug_msgo, DEBUG_LEAD "message byte %02x (%d/%d)\n", CMDINFO(CURRENT_SC), MSGO(MSGO_I), MSGO_I, MSGOLEN); - - if(TESTLO(SSTAT0, SPIORDY)) { - DPRINTK(debug_msgo, DEBUG_LEAD "!SPIORDY\n", CMDINFO(CURRENT_SC)); + if (TESTLO(SSTAT0, SPIORDY)) return; - } if (MSGO_I==MSGOLEN-1) { /* Leave MESSAGE OUT after transfer */ @@ -2059,36 +1883,33 @@ static void msgo_run(struct Scsi_Host *shpnt) static void msgo_end(struct Scsi_Host *shpnt) { if(MSGO_I<MSGOLEN) { - printk(ERR_LEAD "message sent incompletely (%d/%d)\n", CMDINFO(CURRENT_SC), MSGO_I, MSGOLEN); + scmd_printk(KERN_ERR, CURRENT_SC, + "message sent incompletely (%d/%d)\n", + MSGO_I, MSGOLEN); if(SYNCNEG==1) { - printk(INFO_LEAD "Synchronous Data Transfer Request was rejected\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_INFO, CURRENT_SC, + "Synchronous Data Transfer Request was rejected\n"); SYNCNEG=2; } } - + MSGO_I = 0; MSGOLEN = 0; } -/* +/* * command phase * */ static void cmd_init(struct Scsi_Host *shpnt) { if (CURRENT_SC->SCp.sent_command) { - printk(ERR_LEAD "command already sent\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_ERR, CURRENT_SC, + "command already sent\n"); done(shpnt, DID_ERROR << 16); return; } -#if defined(AHA152X_DEBUG) - if (HOSTDATA(shpnt)->debug & debug_cmd) { - printk(DEBUG_LEAD "cmd_init: ", CMDINFO(CURRENT_SC)); - __scsi_print_command(CURRENT_SC->cmnd); - } -#endif - CMD_I=0; } @@ -2098,18 +1919,9 @@ static void cmd_init(struct Scsi_Host *shpnt) */ static void cmd_run(struct Scsi_Host *shpnt) { - if(CMD_I==CURRENT_SC->cmd_len) { - DPRINTK(debug_cmd, DEBUG_LEAD "command already completely sent (%d/%d)", CMDINFO(CURRENT_SC), CMD_I, CURRENT_SC->cmd_len); - disp_ports(shpnt); - } - while(CMD_I<CURRENT_SC->cmd_len) { - DPRINTK(debug_cmd, DEBUG_LEAD "command byte %02x (%d/%d)\n", CMDINFO(CURRENT_SC), CURRENT_SC->cmnd[CMD_I], CMD_I, CURRENT_SC->cmd_len); - - if(TESTLO(SSTAT0, SPIORDY)) { - DPRINTK(debug_cmd, DEBUG_LEAD "!SPIORDY\n", CMDINFO(CURRENT_SC)); + if (TESTLO(SSTAT0, SPIORDY)) return; - } SETPORT(SCSIDAT, CURRENT_SC->cmnd[CMD_I++]); } @@ -2118,7 +1930,9 @@ static void cmd_run(struct Scsi_Host *shpnt) static void cmd_end(struct Scsi_Host *shpnt) { if(CMD_I<CURRENT_SC->cmd_len) - printk(ERR_LEAD "command sent incompletely (%d/%d)\n", CMDINFO(CURRENT_SC), CMD_I, CURRENT_SC->cmd_len); + scmd_printk(KERN_ERR, CURRENT_SC, + "command sent incompletely (%d/%d)\n", + CMD_I, CURRENT_SC->cmd_len); else CURRENT_SC->SCp.sent_command++; } @@ -2129,20 +1943,11 @@ static void cmd_end(struct Scsi_Host *shpnt) */ static void status_run(struct Scsi_Host *shpnt) { - if(TESTLO(SSTAT0,SPIORDY)) { - DPRINTK(debug_status, DEBUG_LEAD "!SPIORDY\n", CMDINFO(CURRENT_SC)); + if (TESTLO(SSTAT0, SPIORDY)) return; - } CURRENT_SC->SCp.Status = GETPORT(SCSIDAT); -#if defined(AHA152X_DEBUG) - if (HOSTDATA(shpnt)->debug & debug_status) { - printk(DEBUG_LEAD "inbound status %02x ", CMDINFO(CURRENT_SC), CURRENT_SC->SCp.Status); - scsi_print_status(CURRENT_SC->SCp.Status); - printk("\n"); - } -#endif } /* @@ -2161,10 +1966,6 @@ static void datai_init(struct Scsi_Host *shpnt) SETPORT(SIMODE1, ENSCSIPERR | ENSCSIRST | ENPHASEMIS | ENBUSFREE); DATA_LEN=0; - DPRINTK(debug_datai, - DEBUG_LEAD "datai_init: request_bufflen=%d resid=%d\n", - CMDINFO(CURRENT_SC), scsi_bufflen(CURRENT_SC), - scsi_get_resid(CURRENT_SC)); } static void datai_run(struct Scsi_Host *shpnt) @@ -2186,8 +1987,7 @@ static void datai_run(struct Scsi_Host *shpnt) barrier(); if(TESTLO(DMASTAT, DFIFOFULL|INTSTAT)) { - printk(ERR_LEAD "datai timeout", CMDINFO(CURRENT_SC)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, "datai timeout\n"); break; } @@ -2199,8 +1999,8 @@ static void datai_run(struct Scsi_Host *shpnt) barrier(); if(TESTLO(SSTAT2, SEMPTY)) { - printk(ERR_LEAD "datai sempty timeout", CMDINFO(CURRENT_SC)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, + "datai sempty timeout"); break; } @@ -2209,48 +2009,49 @@ static void datai_run(struct Scsi_Host *shpnt) if(CURRENT_SC->SCp.this_residual>0) { while(fifodata>0 && CURRENT_SC->SCp.this_residual>0) { - data_count = fifodata>CURRENT_SC->SCp.this_residual ? + data_count = fifodata > CURRENT_SC->SCp.this_residual ? CURRENT_SC->SCp.this_residual : fifodata; fifodata -= data_count; - if(data_count & 1) { - DPRINTK(debug_datai, DEBUG_LEAD "8bit\n", CMDINFO(CURRENT_SC)); - SETPORT(DMACNTRL0, ENDMA|_8BIT); - *CURRENT_SC->SCp.ptr++ = GETPORT(DATAPORT); - CURRENT_SC->SCp.this_residual--; - DATA_LEN++; - SETPORT(DMACNTRL0, ENDMA); - } - - if(data_count > 1) { - DPRINTK(debug_datai, DEBUG_LEAD "16bit(%d)\n", CMDINFO(CURRENT_SC), data_count); - data_count >>= 1; - insw(DATAPORT, CURRENT_SC->SCp.ptr, data_count); - CURRENT_SC->SCp.ptr += 2 * data_count; - CURRENT_SC->SCp.this_residual -= 2 * data_count; - DATA_LEN += 2 * data_count; - } - - if(CURRENT_SC->SCp.this_residual==0 && CURRENT_SC->SCp.buffers_residual>0) { - /* advance to next buffer */ - CURRENT_SC->SCp.buffers_residual--; - CURRENT_SC->SCp.buffer++; - CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer); - CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length; - } - } - } else if(fifodata>0) { - printk(ERR_LEAD "no buffers left for %d(%d) bytes (data overrun!?)\n", CMDINFO(CURRENT_SC), fifodata, GETPORT(FIFOSTAT)); - SETPORT(DMACNTRL0, ENDMA|_8BIT); + if (data_count & 1) { + SETPORT(DMACNTRL0, ENDMA|_8BIT); + *CURRENT_SC->SCp.ptr++ = GETPORT(DATAPORT); + CURRENT_SC->SCp.this_residual--; + DATA_LEN++; + SETPORT(DMACNTRL0, ENDMA); + } + + if (data_count > 1) { + data_count >>= 1; + insw(DATAPORT, CURRENT_SC->SCp.ptr, data_count); + CURRENT_SC->SCp.ptr += 2 * data_count; + CURRENT_SC->SCp.this_residual -= 2 * data_count; + DATA_LEN += 2 * data_count; + } + + if (CURRENT_SC->SCp.this_residual == 0 && + CURRENT_SC->SCp.buffers_residual > 0) { + /* advance to next buffer */ + CURRENT_SC->SCp.buffers_residual--; + CURRENT_SC->SCp.buffer++; + CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer); + CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length; + } + } + } else if (fifodata > 0) { + scmd_printk(KERN_ERR, CURRENT_SC, + "no buffers left for %d(%d) bytes" + " (data overrun!?)\n", + fifodata, GETPORT(FIFOSTAT)); + SETPORT(DMACNTRL0, ENDMA|_8BIT); while(fifodata>0) { int data; data=GETPORT(DATAPORT); - DPRINTK(debug_datai, DEBUG_LEAD "data=%02x\n", CMDINFO(CURRENT_SC), data); fifodata--; DATA_LEN++; } - SETPORT(DMACNTRL0, ENDMA|_8BIT); + SETPORT(DMACNTRL0, ENDMA|_8BIT); } } @@ -2258,19 +2059,20 @@ static void datai_run(struct Scsi_Host *shpnt) TESTLO(DMASTAT, DFIFOEMP) || TESTLO(SSTAT2, SEMPTY) || GETPORT(FIFOSTAT)>0) { - /* + /* * something went wrong, if there's something left in the fifos * or the phase didn't change */ - printk(ERR_LEAD "fifos should be empty and phase should have changed\n", CMDINFO(CURRENT_SC)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, + "fifos should be empty and phase should have changed\n"); } if(DATA_LEN!=GETSTCNT()) { - printk(ERR_LEAD - "manual transfer count differs from automatic (count=%d;stcnt=%d;diff=%d;fifostat=%d)", - CMDINFO(CURRENT_SC), DATA_LEN, GETSTCNT(), GETSTCNT()-DATA_LEN, GETPORT(FIFOSTAT)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, + "manual transfer count differs from automatic " + "(count=%d;stcnt=%d;diff=%d;fifostat=%d)", + DATA_LEN, GETSTCNT(), GETSTCNT()-DATA_LEN, + GETPORT(FIFOSTAT)); mdelay(10000); } } @@ -2279,11 +2081,6 @@ static void datai_end(struct Scsi_Host *shpnt) { CMD_INC_RESID(CURRENT_SC, -GETSTCNT()); - DPRINTK(debug_datai, - DEBUG_LEAD "datai_end: request_bufflen=%d resid=%d stcnt=%d\n", - CMDINFO(CURRENT_SC), scsi_bufflen(CURRENT_SC), - scsi_get_resid(CURRENT_SC), GETSTCNT()); - SETPORT(SXFRCTL0, CH1|CLRSTCNT); SETPORT(DMACNTRL0, 0); } @@ -2304,11 +2101,6 @@ static void datao_init(struct Scsi_Host *shpnt) SETPORT(SIMODE1, ENSCSIPERR | ENSCSIRST | ENPHASEMIS | ENBUSFREE ); DATA_LEN = scsi_get_resid(CURRENT_SC); - - DPRINTK(debug_datao, - DEBUG_LEAD "datao_init: request_bufflen=%d; resid=%d\n", - CMDINFO(CURRENT_SC), scsi_bufflen(CURRENT_SC), - scsi_get_resid(CURRENT_SC)); } static void datao_run(struct Scsi_Host *shpnt) @@ -2323,8 +2115,9 @@ static void datao_run(struct Scsi_Host *shpnt) data_count=CURRENT_SC->SCp.this_residual; if(TESTLO(DMASTAT, DFIFOEMP)) { - printk(ERR_LEAD "datao fifo not empty (%d)", CMDINFO(CURRENT_SC), GETPORT(FIFOSTAT)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, + "datao fifo not empty (%d)", + GETPORT(FIFOSTAT)); break; } @@ -2342,7 +2135,7 @@ static void datao_run(struct Scsi_Host *shpnt) CURRENT_SC->SCp.ptr += 2 * data_count; CURRENT_SC->SCp.this_residual -= 2 * data_count; CMD_INC_RESID(CURRENT_SC, -2 * data_count); - } + } if(CURRENT_SC->SCp.this_residual==0 && CURRENT_SC->SCp.buffers_residual>0) { /* advance to next buffer */ @@ -2357,8 +2150,7 @@ static void datao_run(struct Scsi_Host *shpnt) barrier(); if(TESTLO(DMASTAT, DFIFOEMP|INTSTAT)) { - printk(ERR_LEAD "dataout timeout", CMDINFO(CURRENT_SC)); - disp_ports(shpnt); + scmd_printk(KERN_ERR, CURRENT_SC, "dataout timeout\n"); break; } } @@ -2368,35 +2160,23 @@ static void datao_end(struct Scsi_Host *shpnt) { if(TESTLO(DMASTAT, DFIFOEMP)) { int data_count = (DATA_LEN - scsi_get_resid(CURRENT_SC)) - - GETSTCNT(); - - DPRINTK(debug_datao, DEBUG_LEAD "datao: %d bytes to resend (%d written, %d transferred)\n", - CMDINFO(CURRENT_SC), - data_count, - DATA_LEN - scsi_get_resid(CURRENT_SC), - GETSTCNT()); + GETSTCNT(); CMD_INC_RESID(CURRENT_SC, data_count); data_count -= CURRENT_SC->SCp.ptr - - SG_ADDRESS(CURRENT_SC->SCp.buffer); + SG_ADDRESS(CURRENT_SC->SCp.buffer); while(data_count>0) { CURRENT_SC->SCp.buffer--; CURRENT_SC->SCp.buffers_residual++; data_count -= CURRENT_SC->SCp.buffer->length; } CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer) - - data_count; + data_count; CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length + - data_count; + data_count; } - DPRINTK(debug_datao, DEBUG_LEAD "datao_end: request_bufflen=%d; resid=%d; stcnt=%d\n", - CMDINFO(CURRENT_SC), - scsi_bufflen(CURRENT_SC), - scsi_get_resid(CURRENT_SC), - GETSTCNT()); - SETPORT(SXFRCTL0, CH1|CLRCH1|CLRSTCNT); SETPORT(SXFRCTL0, CH1); @@ -2420,7 +2200,7 @@ static int update_state(struct Scsi_Host *shpnt) STATE=rsti; SETPORT(SCSISEQ,0); SETPORT(SSTAT1,SCSIRSTI); - } else if(stat0 & SELDI && PREVSTATE==busfree) { + } else if (stat0 & SELDI && PREVSTATE == busfree) { STATE=seldi; } else if(stat0 & SELDO && CURRENT_SC && (CURRENT_SC->SCp.phase & selecting)) { STATE=seldo; @@ -2445,8 +2225,7 @@ static int update_state(struct Scsi_Host *shpnt) } if((stat0 & SELDI) && STATE!=seldi && !dataphase) { - printk(INFO_LEAD "reselection missed?", CMDINFO(CURRENT_SC)); - disp_ports(shpnt); + scmd_printk(KERN_INFO, CURRENT_SC, "reselection missed?"); } if(STATE!=PREVSTATE) { @@ -2464,7 +2243,7 @@ static int update_state(struct Scsi_Host *shpnt) */ static void parerr_run(struct Scsi_Host *shpnt) { - printk(ERR_LEAD "parity error\n", CMDINFO(CURRENT_SC)); + scmd_printk(KERN_ERR, CURRENT_SC, "parity error\n"); done(shpnt, DID_PARITY << 16); } @@ -2476,8 +2255,8 @@ static void rsti_run(struct Scsi_Host *shpnt) { Scsi_Cmnd *ptr; - printk(KERN_NOTICE "aha152x%d: scsi reset in\n", HOSTNO); - + shost_printk(KERN_NOTICE, shpnt, "scsi reset in\n"); + ptr=DISCONNECTED_SC; while(ptr) { Scsi_Cmnd *next = SCNEXT(ptr); @@ -2539,8 +2318,6 @@ static void is_complete(struct Scsi_Host *shpnt) dataphase=update_state(shpnt); - DPRINTK(debug_phases, LEAD "start %s %s(%s)\n", CMDINFO(CURRENT_SC), states[STATE].name, states[PREVSTATE].name, states[LASTSTATE].name); - /* * end previous state * @@ -2567,9 +2344,9 @@ static void is_complete(struct Scsi_Host *shpnt) if(dataphase) { SETPORT(SSTAT0, REQINIT); SETPORT(SCSISIG, GETPORT(SCSISIG) & P_MASK); - SETPORT(SSTAT1, PHASECHG); + SETPORT(SSTAT1, PHASECHG); } - + /* * enable SPIO mode if previous didn't use it * and this one does @@ -2581,14 +2358,14 @@ static void is_complete(struct Scsi_Host *shpnt) if(CURRENT_SC) CURRENT_SC->SCp.phase |= spiordy; } - + /* * initialize for new state * */ if(PREVSTATE!=STATE && states[STATE].init) states[STATE].init(shpnt); - + /* * handle current state * @@ -2596,8 +2373,9 @@ static void is_complete(struct Scsi_Host *shpnt) if(states[STATE].run) states[STATE].run(shpnt); else - printk(ERR_LEAD "unexpected state (%x)\n", CMDINFO(CURRENT_SC), STATE); - + scmd_printk(KERN_ERR, CURRENT_SC, + "unexpected state (%x)\n", STATE); + /* * setup controller to interrupt on * the next expected condition and @@ -2613,7 +2391,6 @@ static void is_complete(struct Scsi_Host *shpnt) HOSTDATA(shpnt)->time[STATE] += jiffies-start; #endif - DPRINTK(debug_phases, LEAD "end %s %s(%s)\n", CMDINFO(CURRENT_SC), states[STATE].name, states[PREVSTATE].name, states[LASTSTATE].name); } while(pending); /* @@ -2626,289 +2403,42 @@ static void is_complete(struct Scsi_Host *shpnt) } -/* +/* * Dump the current driver status and panic */ static void aha152x_error(struct Scsi_Host *shpnt, char *msg) { - printk(KERN_EMERG "\naha152x%d: %s\n", HOSTNO, msg); + shost_printk(KERN_EMERG, shpnt, "%s\n", msg); show_queues(shpnt); panic("aha152x panic\n"); } /* - * Display registers of AIC-6260 - */ -static void disp_ports(struct Scsi_Host *shpnt) -{ -#if defined(AHA152X_DEBUG) - int s; - - printk("\n%s: %s(%s) ", - CURRENT_SC ? "busy" : "waiting", - states[STATE].name, - states[PREVSTATE].name); - - s = GETPORT(SCSISEQ); - printk("SCSISEQ( "); - if (s & TEMODEO) - printk("TARGET MODE "); - if (s & ENSELO) - printk("SELO "); - if (s & ENSELI) - printk("SELI "); - if (s & ENRESELI) - printk("RESELI "); - if (s & ENAUTOATNO) - printk("AUTOATNO "); - if (s & ENAUTOATNI) - printk("AUTOATNI "); - if (s & ENAUTOATNP) - printk("AUTOATNP "); - if (s & SCSIRSTO) - printk("SCSIRSTO "); - printk(");"); - - printk(" SCSISIG("); - s = GETPORT(SCSISIG); - switch (s & P_MASK) { - case P_DATAO: - printk("DATA OUT"); - break; - case P_DATAI: - printk("DATA IN"); - break; - case P_CMD: - printk("COMMAND"); - break; - case P_STATUS: - printk("STATUS"); - break; - case P_MSGO: - printk("MESSAGE OUT"); - break; - case P_MSGI: - printk("MESSAGE IN"); - break; - default: - printk("*invalid*"); - break; - } - - printk("); "); - - printk("INTSTAT (%s); ", TESTHI(DMASTAT, INTSTAT) ? "hi" : "lo"); - - printk("SSTAT( "); - s = GETPORT(SSTAT0); - if (s & TARGET) - printk("TARGET "); - if (s & SELDO) - printk("SELDO "); - if (s & SELDI) - printk("SELDI "); - if (s & SELINGO) - printk("SELINGO "); - if (s & SWRAP) - printk("SWRAP "); - if (s & SDONE) - printk("SDONE "); - if (s & SPIORDY) - printk("SPIORDY "); - if (s & DMADONE) - printk("DMADONE "); - - s = GETPORT(SSTAT1); - if (s & SELTO) - printk("SELTO "); - if (s & ATNTARG) - printk("ATNTARG "); - if (s & SCSIRSTI) - printk("SCSIRSTI "); - if (s & PHASEMIS) - printk("PHASEMIS "); - if (s & BUSFREE) - printk("BUSFREE "); - if (s & SCSIPERR) - printk("SCSIPERR "); - if (s & PHASECHG) - printk("PHASECHG "); - if (s & REQINIT) - printk("REQINIT "); - printk("); "); - - - printk("SSTAT( "); - - s = GETPORT(SSTAT0) & GETPORT(SIMODE0); - - if (s & TARGET) - printk("TARGET "); - if (s & SELDO) - printk("SELDO "); - if (s & SELDI) - printk("SELDI "); - if (s & SELINGO) - printk("SELINGO "); - if (s & SWRAP) - printk("SWRAP "); - if (s & SDONE) - printk("SDONE "); - if (s & SPIORDY) - printk("SPIORDY "); - if (s & DMADONE) - printk("DMADONE "); - - s = GETPORT(SSTAT1) & GETPORT(SIMODE1); - - if (s & SELTO) - printk("SELTO "); - if (s & ATNTARG) - printk("ATNTARG "); - if (s & SCSIRSTI) - printk("SCSIRSTI "); - if (s & PHASEMIS) - printk("PHASEMIS "); - if (s & BUSFREE) - printk("BUSFREE "); - if (s & SCSIPERR) - printk("SCSIPERR "); - if (s & PHASECHG) - printk("PHASECHG "); - if (s & REQINIT) - printk("REQINIT "); - printk("); "); - - printk("SXFRCTL0( "); - - s = GETPORT(SXFRCTL0); - if (s & SCSIEN) - printk("SCSIEN "); - if (s & DMAEN) - printk("DMAEN "); - if (s & CH1) - printk("CH1 "); - if (s & CLRSTCNT) - printk("CLRSTCNT "); - if (s & SPIOEN) - printk("SPIOEN "); - if (s & CLRCH1) - printk("CLRCH1 "); - printk("); "); - - printk("SIGNAL( "); - - s = GETPORT(SCSISIG); - if (s & SIG_ATNI) - printk("ATNI "); - if (s & SIG_SELI) - printk("SELI "); - if (s & SIG_BSYI) - printk("BSYI "); - if (s & SIG_REQI) - printk("REQI "); - if (s & SIG_ACKI) - printk("ACKI "); - printk("); "); - - printk("SELID (%02x), ", GETPORT(SELID)); - - printk("STCNT (%d), ", GETSTCNT()); - - printk("SSTAT2( "); - - s = GETPORT(SSTAT2); - if (s & SOFFSET) - printk("SOFFSET "); - if (s & SEMPTY) - printk("SEMPTY "); - if (s & SFULL) - printk("SFULL "); - printk("); SFCNT (%d); ", s & (SFULL | SFCNT)); - - s = GETPORT(SSTAT3); - printk("SCSICNT (%d), OFFCNT(%d), ", (s & 0xf0) >> 4, s & 0x0f); - - printk("SSTAT4( "); - s = GETPORT(SSTAT4); - if (s & SYNCERR) - printk("SYNCERR "); - if (s & FWERR) - printk("FWERR "); - if (s & FRERR) - printk("FRERR "); - printk("); "); - - printk("DMACNTRL0( "); - s = GETPORT(DMACNTRL0); - printk("%s ", s & _8BIT ? "8BIT" : "16BIT"); - printk("%s ", s & DMA ? "DMA" : "PIO"); - printk("%s ", s & WRITE_READ ? "WRITE" : "READ"); - if (s & ENDMA) - printk("ENDMA "); - if (s & INTEN) - printk("INTEN "); - if (s & RSTFIFO) - printk("RSTFIFO "); - if (s & SWINT) - printk("SWINT "); - printk("); "); - - printk("DMASTAT( "); - s = GETPORT(DMASTAT); - if (s & ATDONE) - printk("ATDONE "); - if (s & WORDRDY) - printk("WORDRDY "); - if (s & DFIFOFULL) - printk("DFIFOFULL "); - if (s & DFIFOEMP) - printk("DFIFOEMP "); - printk(")\n"); -#endif -} - -/* * display enabled interrupts */ static void disp_enintr(struct Scsi_Host *shpnt) { - int s; - - printk(KERN_DEBUG "enabled interrupts ( "); - - s = GETPORT(SIMODE0); - if (s & ENSELDO) - printk("ENSELDO "); - if (s & ENSELDI) - printk("ENSELDI "); - if (s & ENSELINGO) - printk("ENSELINGO "); - if (s & ENSWRAP) - printk("ENSWRAP "); - if (s & ENSDONE) - printk("ENSDONE "); - if (s & ENSPIORDY) - printk("ENSPIORDY "); - if (s & ENDMADONE) - printk("ENDMADONE "); - - s = GETPORT(SIMODE1); - if (s & ENSELTIMO) - printk("ENSELTIMO "); - if (s & ENATNTARG) - printk("ENATNTARG "); - if (s & ENPHASEMIS) - printk("ENPHASEMIS "); - if (s & ENBUSFREE) - printk("ENBUSFREE "); - if (s & ENSCSIPERR) - printk("ENSCSIPERR "); - if (s & ENPHASECHG) - printk("ENPHASECHG "); - if (s & ENREQINIT) - printk("ENREQINIT "); - printk(")\n"); + int s0, s1; + + s0 = GETPORT(SIMODE0); + s1 = GETPORT(SIMODE1); + + shost_printk(KERN_DEBUG, shpnt, + "enabled interrupts (%s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", + (s0 & ENSELDO) ? "ENSELDO " : "", + (s0 & ENSELDI) ? "ENSELDI " : "", + (s0 & ENSELINGO) ? "ENSELINGO " : "", + (s0 & ENSWRAP) ? "ENSWRAP " : "", + (s0 & ENSDONE) ? "ENSDONE " : "", + (s0 & ENSPIORDY) ? "ENSPIORDY " : "", + (s0 & ENDMADONE) ? "ENDMADONE " : "", + (s1 & ENSELTIMO) ? "ENSELTIMO " : "", + (s1 & ENATNTARG) ? "ENATNTARG " : "", + (s1 & ENPHASEMIS) ? "ENPHASEMIS " : "", + (s1 & ENBUSFREE) ? "ENBUSFREE " : "", + (s1 & ENSCSIPERR) ? "ENSCSIPERR " : "", + (s1 & ENPHASECHG) ? "ENPHASECHG " : "", + (s1 & ENREQINIT) ? "ENREQINIT " : ""); } /* @@ -2916,36 +2446,21 @@ static void disp_enintr(struct Scsi_Host *shpnt) */ static void show_command(Scsi_Cmnd *ptr) { - scmd_printk(KERN_DEBUG, ptr, "%p: cmnd=(", ptr); - - __scsi_print_command(ptr->cmnd); - - printk(KERN_DEBUG "); request_bufflen=%d; resid=%d; phase |", - scsi_bufflen(ptr), scsi_get_resid(ptr)); - - if (ptr->SCp.phase & not_issued) - printk("not issued|"); - if (ptr->SCp.phase & selecting) - printk("selecting|"); - if (ptr->SCp.phase & identified) - printk("identified|"); - if (ptr->SCp.phase & disconnected) - printk("disconnected|"); - if (ptr->SCp.phase & completed) - printk("completed|"); - if (ptr->SCp.phase & spiordy) - printk("spiordy|"); - if (ptr->SCp.phase & syncneg) - printk("syncneg|"); - if (ptr->SCp.phase & aborted) - printk("aborted|"); - if (ptr->SCp.phase & resetted) - printk("resetted|"); - if( SCDATA(ptr) ) { - printk("; next=0x%p\n", SCNEXT(ptr)); - } else { - printk("; next=(host scribble NULL)\n"); - } + scsi_print_command(ptr); + scmd_printk(KERN_DEBUG, ptr, + "request_bufflen=%d; resid=%d; " + "phase |%s%s%s%s%s%s%s%s%s; next=0x%p", + scsi_bufflen(ptr), scsi_get_resid(ptr), + (ptr->SCp.phase & not_issued) ? "not issued|" : "", + (ptr->SCp.phase & selecting) ? "selecting|" : "", + (ptr->SCp.phase & identified) ? "identified|" : "", + (ptr->SCp.phase & disconnected) ? "disconnected|" : "", + (ptr->SCp.phase & completed) ? "completed|" : "", + (ptr->SCp.phase & spiordy) ? "spiordy|" : "", + (ptr->SCp.phase & syncneg) ? "syncneg|" : "", + (ptr->SCp.phase & aborted) ? "aborted|" : "", + (ptr->SCp.phase & resetted) ? "resetted|" : "", + (SCDATA(ptr)) ? SCNEXT(ptr) : NULL); } /* @@ -2972,7 +2487,6 @@ static void show_queues(struct Scsi_Host *shpnt) for (ptr = DISCONNECTED_SC; ptr; ptr = SCDATA(ptr) ? SCNEXT(ptr) : NULL) show_command(ptr); - disp_ports(shpnt); disp_enintr(shpnt); } @@ -3276,15 +2790,6 @@ static int aha152x_set_info(struct Scsi_Host *shpnt, char *buffer, int length) if(!shpnt || !buffer || length<8 || strncmp("aha152x ", buffer, 8)!=0) return -EINVAL; -#if defined(AHA152X_DEBUG) - if(length>14 && strncmp("debug ", buffer+8, 6)==0) { - int debug = HOSTDATA(shpnt)->debug; - - HOSTDATA(shpnt)->debug = simple_strtoul(buffer+14, NULL, 0); - - printk(KERN_INFO "aha152x%d: debugging options set to 0x%04x (were 0x%04x)\n", HOSTNO, HOSTDATA(shpnt)->debug, debug); - } else -#endif #if defined(AHA152X_STAT) if(length>13 && strncmp("reset", buffer+8, 5)==0) { int i; @@ -3302,7 +2807,7 @@ static int aha152x_set_info(struct Scsi_Host *shpnt, char *buffer, int length) HOSTDATA(shpnt)->time[i]=0; } - printk(KERN_INFO "aha152x%d: stats reseted.\n", HOSTNO); + shost_printk(KERN_INFO, shpnt, "aha152x: stats reset.\n"); } else #endif @@ -3343,29 +2848,6 @@ static int aha152x_show_info(struct seq_file *m, struct Scsi_Host *shpnt) (((HOSTDATA(shpnt)->syncrate[i] & 0x70) >> 4) + 2) * 50, HOSTDATA(shpnt)->syncrate[i] & 0x0f); } -#if defined(AHA152X_DEBUG) -#define PDEBUG(flags,txt) \ - if(HOSTDATA(shpnt)->debug & flags) SPRINTF("(%s) ", txt); - - SPRINTF("enabled debugging options: "); - - PDEBUG(debug_procinfo, "procinfo"); - PDEBUG(debug_queue, "queue"); - PDEBUG(debug_intr, "interrupt"); - PDEBUG(debug_selection, "selection"); - PDEBUG(debug_msgo, "message out"); - PDEBUG(debug_msgi, "message in"); - PDEBUG(debug_status, "status"); - PDEBUG(debug_cmd, "command"); - PDEBUG(debug_datai, "data in"); - PDEBUG(debug_datao, "data out"); - PDEBUG(debug_eh, "eh"); - PDEBUG(debug_locking, "locks"); - PDEBUG(debug_phases, "phases"); - - SPRINTF("\n"); -#endif - SPRINTF("\nqueue status:\n"); DO_LOCK(flags); if (ISSUE_SC) { @@ -3393,8 +2875,8 @@ static int aha152x_show_info(struct seq_file *m, struct Scsi_Host *shpnt) #if defined(AHA152X_STAT) SPRINTF("statistics:\n" - "total commands: %d\n" - "disconnections: %d\n" + "total commands: %d\n" + "disconnections: %d\n" "busfree with check condition: %d\n" "busfree without old command: %d\n" "busfree without new command: %d\n" @@ -3413,7 +2895,7 @@ static int aha152x_show_info(struct seq_file *m, struct Scsi_Host *shpnt) HOSTDATA(shpnt)->busfree_without_any_action); for(i=0; i<maxstate; i++) { SPRINTF("%-10s %-12d %-12d %-12ld\n", - states[i].name, + states[i].name, HOSTDATA(shpnt)->count_trans[i], HOSTDATA(shpnt)->count[i], HOSTDATA(shpnt)->time[i]); @@ -3671,25 +3153,19 @@ static int __init aha152x_init(void) setup[setup_count].synchronous = aha152x[5]; setup[setup_count].delay = aha152x[6]; setup[setup_count].ext_trans = aha152x[7]; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = aha152x[8]; -#endif - } else if(io[0]!=0 || irq[0]!=0) { + } else if (io[0] != 0 || irq[0] != 0) { if(io[0]!=0) setup[setup_count].io_port = io[0]; if(irq[0]!=0) setup[setup_count].irq = irq[0]; - setup[setup_count].scsiid = scsiid[0]; - setup[setup_count].reconnect = reconnect[0]; - setup[setup_count].parity = parity[0]; - setup[setup_count].synchronous = sync[0]; - setup[setup_count].delay = delay[0]; - setup[setup_count].ext_trans = exttrans[0]; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = debug[0]; -#endif + setup[setup_count].scsiid = scsiid[0]; + setup[setup_count].reconnect = reconnect[0]; + setup[setup_count].parity = parity[0]; + setup[setup_count].synchronous = sync[0]; + setup[setup_count].delay = delay[0]; + setup[setup_count].ext_trans = exttrans[0]; } - if (checksetup(&setup[setup_count])) + if (checksetup(&setup[setup_count])) setup_count++; else printk(KERN_ERR "aha152x: invalid module params io=0x%x, irq=%d,scsiid=%d,reconnect=%d,parity=%d,sync=%d,delay=%d,exttrans=%d\n", @@ -3714,22 +3190,16 @@ static int __init aha152x_init(void) setup[setup_count].synchronous = aha152x1[5]; setup[setup_count].delay = aha152x1[6]; setup[setup_count].ext_trans = aha152x1[7]; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = aha152x1[8]; -#endif - } else if(io[1]!=0 || irq[1]!=0) { + } else if (io[1] != 0 || irq[1] != 0) { if(io[1]!=0) setup[setup_count].io_port = io[1]; if(irq[1]!=0) setup[setup_count].irq = irq[1]; - setup[setup_count].scsiid = scsiid[1]; - setup[setup_count].reconnect = reconnect[1]; - setup[setup_count].parity = parity[1]; - setup[setup_count].synchronous = sync[1]; - setup[setup_count].delay = delay[1]; - setup[setup_count].ext_trans = exttrans[1]; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = debug[1]; -#endif + setup[setup_count].scsiid = scsiid[1]; + setup[setup_count].reconnect = reconnect[1]; + setup[setup_count].parity = parity[1]; + setup[setup_count].synchronous = sync[1]; + setup[setup_count].delay = delay[1]; + setup[setup_count].ext_trans = exttrans[1]; } if (checksetup(&setup[setup_count])) setup_count++; @@ -3776,9 +3246,6 @@ static int __init aha152x_init(void) setup[setup_count].synchronous = 1; setup[setup_count].delay = DELAY_DEFAULT; setup[setup_count].ext_trans = 0; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = DEBUG_DEFAULT; -#endif #if defined(__ISAPNP__) pnpdev[setup_count] = dev; #endif @@ -3847,9 +3314,6 @@ static int __init aha152x_init(void) setup[setup_count].synchronous = conf.cf_syncneg; setup[setup_count].delay = DELAY_DEFAULT; setup[setup_count].ext_trans = 0; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = DEBUG_DEFAULT; -#endif setup_count++; } @@ -3903,11 +3367,8 @@ module_exit(aha152x_exit); #if !defined(MODULE) static int __init aha152x_setup(char *str) { -#if defined(AHA152X_DEBUG) - int ints[11]; -#else int ints[10]; -#endif + get_options(str, ARRAY_SIZE(ints), ints); if(setup_count>=ARRAY_SIZE(setup)) { @@ -3924,16 +3385,9 @@ static int __init aha152x_setup(char *str) setup[setup_count].synchronous = ints[0] >= 6 ? ints[6] : 1; setup[setup_count].delay = ints[0] >= 7 ? ints[7] : DELAY_DEFAULT; setup[setup_count].ext_trans = ints[0] >= 8 ? ints[8] : 0; -#if defined(AHA152X_DEBUG) - setup[setup_count].debug = ints[0] >= 9 ? ints[9] : DEBUG_DEFAULT; - if (ints[0] > 9) { - printk(KERN_NOTICE "aha152x: usage: aha152x=<IOBASE>[,<IRQ>[,<SCSI ID>" - "[,<RECONNECT>[,<PARITY>[,<SYNCHRONOUS>[,<DELAY>[,<EXT_TRANS>[,<DEBUG>]]]]]]]]\n"); -#else if (ints[0] > 8) { /*}*/ printk(KERN_NOTICE "aha152x: usage: aha152x=<IOBASE>[,<IRQ>[,<SCSI ID>" "[,<RECONNECT>[,<PARITY>[,<SYNCHRONOUS>[,<DELAY>[,<EXT_TRANS>]]]]]]]\n"); -#endif } else { setup_count++; return 0; diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c index 5f3101797c93..31ace4bef8fe 100644 --- a/drivers/scsi/aha1740.c +++ b/drivers/scsi/aha1740.c @@ -531,7 +531,7 @@ static int aha1740_eh_abort_handler (Scsi_Cmnd *dummy) * quiet as possible... */ - return 0; + return SUCCESS; } static struct scsi_host_template aha1740_template = { diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index ed333669a7dc..80cb4fd7caaa 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -925,6 +925,7 @@ struct scsi_host_template aic79xx_driver_template = { .slave_configure = ahd_linux_slave_configure, .target_alloc = ahd_linux_target_alloc, .target_destroy = ahd_linux_target_destroy, + .use_blk_tags = 1, }; /******************************** Bus DMA *************************************/ @@ -1468,12 +1469,9 @@ ahd_platform_set_tags(struct ahd_softc *ahd, struct scsi_device *sdev, switch ((dev->flags & (AHD_DEV_Q_BASIC|AHD_DEV_Q_TAGGED))) { case AHD_DEV_Q_BASIC: - scsi_set_tag_type(sdev, MSG_SIMPLE_TASK); - scsi_activate_tcq(sdev, dev->openings + dev->active); - break; case AHD_DEV_Q_TAGGED: - scsi_set_tag_type(sdev, MSG_ORDERED_TASK); - scsi_activate_tcq(sdev, dev->openings + dev->active); + scsi_adjust_queue_depth(sdev, + dev->openings + dev->active); break; default: /* @@ -1482,7 +1480,7 @@ ahd_platform_set_tags(struct ahd_softc *ahd, struct scsi_device *sdev, * serially on the controller/device. This should * remove some latency. */ - scsi_deactivate_tcq(sdev, 1); + scsi_adjust_queue_depth(sdev, 1); break; } } @@ -1619,15 +1617,6 @@ ahd_linux_run_command(struct ahd_softc *ahd, struct ahd_linux_device *dev, } if ((dev->flags & (AHD_DEV_Q_TAGGED|AHD_DEV_Q_BASIC)) != 0) { - int msg_bytes; - uint8_t tag_msgs[2]; - - msg_bytes = scsi_populate_tag_msg(cmd, tag_msgs); - if (msg_bytes && tag_msgs[0] != MSG_SIMPLE_TASK) { - hscb->control |= tag_msgs[0]; - if (tag_msgs[0] == MSG_ORDERED_TASK) - dev->commands_since_idle_or_otag = 0; - } else if (dev->commands_since_idle_or_otag == AHD_OTAG_THRESH && (dev->flags & AHD_DEV_Q_TAGGED) != 0) { hscb->control |= MSG_ORDERED_TASK; diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index d2c9bf39033d..a6a27d5398dd 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -812,6 +812,7 @@ struct scsi_host_template aic7xxx_driver_template = { .slave_configure = ahc_linux_slave_configure, .target_alloc = ahc_linux_target_alloc, .target_destroy = ahc_linux_target_destroy, + .use_blk_tags = 1, }; /**************************** Tasklet Handler *********************************/ @@ -1334,13 +1335,9 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct scsi_device *sdev, } switch ((dev->flags & (AHC_DEV_Q_BASIC|AHC_DEV_Q_TAGGED))) { case AHC_DEV_Q_BASIC: - scsi_set_tag_type(sdev, MSG_SIMPLE_TAG); - scsi_activate_tcq(sdev, dev->openings + dev->active); - break; case AHC_DEV_Q_TAGGED: - scsi_set_tag_type(sdev, MSG_ORDERED_TAG); - scsi_activate_tcq(sdev, dev->openings + dev->active); - break; + scsi_adjust_queue_depth(sdev, + dev->openings + dev->active); default: /* * We allow the OS to queue 2 untagged transactions to @@ -1348,7 +1345,7 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct scsi_device *sdev, * serially on the controller/device. This should * remove some latency. */ - scsi_deactivate_tcq(sdev, 2); + scsi_adjust_queue_depth(sdev, 2); break; } } @@ -1447,7 +1444,7 @@ ahc_linux_run_command(struct ahc_softc *ahc, struct ahc_linux_device *dev, * we are storing a full busy target *lun* * table in SCB space. */ - if (!blk_rq_tagged(cmd->request) + if (!(cmd->flags & SCMD_TAGGED) && (ahc->features & AHC_SCB_BTT) == 0) { int target_offset; @@ -1501,15 +1498,7 @@ ahc_linux_run_command(struct ahc_softc *ahc, struct ahc_linux_device *dev, } if ((dev->flags & (AHC_DEV_Q_TAGGED|AHC_DEV_Q_BASIC)) != 0) { - int msg_bytes; - uint8_t tag_msgs[2]; - - msg_bytes = scsi_populate_tag_msg(cmd, tag_msgs); - if (msg_bytes && tag_msgs[0] != MSG_SIMPLE_TASK) { - hscb->control |= tag_msgs[0]; - if (tag_msgs[0] == MSG_ORDERED_TASK) - dev->commands_since_idle_or_otag = 0; - } else if (dev->commands_since_idle_or_otag == AHC_OTAG_THRESH + if (dev->commands_since_idle_or_otag == AHC_OTAG_THRESH && (dev->flags & AHC_DEV_Q_TAGGED) != 0) { hscb->control |= MSG_ORDERED_TASK; dev->commands_since_idle_or_otag = 0; diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c index c56741fc4b99..579dc2f460c4 100644 --- a/drivers/scsi/aic94xx/aic94xx_init.c +++ b/drivers/scsi/aic94xx/aic94xx_init.c @@ -83,6 +83,7 @@ static struct scsi_host_template aic94xx_sht = { .eh_bus_reset_handler = sas_eh_bus_reset_handler, .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, + .use_blk_tags = 1, }; static int asd_map_memio(struct asd_ha_struct *asd_ha) diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 0b44fb5ee485..209f77162d06 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -122,7 +122,7 @@ static int arcmsr_adjust_disk_queue_depth(struct scsi_device *sdev, if (queue_depth > ARCMSR_MAX_CMD_PERLUN) queue_depth = ARCMSR_MAX_CMD_PERLUN; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index d89b9b4deb3c..deaaf84989cd 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -850,13 +850,13 @@ static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, break; default: - printk(KERN_ERR "scsi%d.H: incomplete data transfer detected: result=%08X command=", - host->host->host_no, SCpnt->result); - __scsi_print_command(SCpnt->cmnd); + scmd_printk(KERN_ERR, SCpnt, + "incomplete data transfer detected: " + "result=%08X", SCpnt->result); + scsi_print_command(SCpnt); acornscsi_dumpdma(host, "done"); - acornscsi_dumplog(host, SCpnt->device->id); - SCpnt->result &= 0xffff; - SCpnt->result |= DID_ERROR << 16; + acornscsi_dumplog(host, SCpnt->device->id); + set_host_byte(SCpnt, DID_ERROR); } } } diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 71cfb1e504c4..e64c3af7c1a0 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -308,8 +308,7 @@ static void fas216_log_command(FAS216_Info *info, int level, fas216_do_log(info, '0' + SCpnt->device->id, fmt, args); va_end(args); - printk(" CDB: "); - __scsi_print_command(SCpnt->cmnd); + scsi_print_command(SCpnt); } static void @@ -2079,14 +2078,12 @@ fas216_std_done(FAS216_Info *info, struct scsi_cmnd *SCpnt, unsigned int result) break; default: - printk(KERN_ERR "scsi%d.%c: incomplete data transfer " - "detected: res=%08X ptr=%p len=%X CDB: ", - info->host->host_no, '0' + SCpnt->device->id, - SCpnt->result, info->scsi.SCp.ptr, - info->scsi.SCp.this_residual); - __scsi_print_command(SCpnt->cmnd); - SCpnt->result &= ~(255 << 16); - SCpnt->result |= DID_BAD_TARGET << 16; + scmd_printk(KERN_ERR, SCpnt, + "incomplete data transfer detected: res=%08X ptr=%p len=%X\n", + SCpnt->result, info->scsi.SCp.ptr, + info->scsi.SCp.this_residual); + scsi_print_command(SCpnt); + set_host_byte(SCpnt, DID_ERROR); goto request_sense; } } @@ -2158,12 +2155,11 @@ static void fas216_done(FAS216_Info *info, unsigned int result) * to transfer, we should not have a valid pointer. */ if (info->scsi.SCp.ptr && info->scsi.SCp.this_residual == 0) { - printk("scsi%d.%c: zero bytes left to transfer, but " - "buffer pointer still valid: ptr=%p len=%08x CDB: ", - info->host->host_no, '0' + SCpnt->device->id, - info->scsi.SCp.ptr, info->scsi.SCp.this_residual); + scmd_printk(KERN_INFO, SCpnt, + "zero bytes left to transfer, but buffer pointer still valid: ptr=%p len=%08x\n", + info->scsi.SCp.ptr, info->scsi.SCp.this_residual); info->scsi.SCp.ptr = NULL; - __scsi_print_command(SCpnt->cmnd); + scsi_print_command(SCpnt); } /* @@ -2427,14 +2423,11 @@ int fas216_eh_abort(struct scsi_cmnd *SCpnt) info->stats.aborts += 1; - printk(KERN_WARNING "scsi%d: abort command ", info->host->host_no); - __scsi_print_command(SCpnt->cmnd); + scmd_printk(KERN_WARNING, SCpnt, "abort command\n"); print_debug_list(); fas216_dumpstate(info); - printk(KERN_WARNING "scsi%d: abort %p ", info->host->host_no, SCpnt); - switch (fas216_find_command(info, SCpnt)) { /* * We found the command, and cleared it out. Either @@ -2442,7 +2435,7 @@ int fas216_eh_abort(struct scsi_cmnd *SCpnt) * target, or the busylun bit is not set. */ case res_success: - printk("success\n"); + scmd_printk(KERN_WARNING, SCpnt, "abort %p success\n", SCpnt); result = SUCCESS; break; @@ -2452,14 +2445,13 @@ int fas216_eh_abort(struct scsi_cmnd *SCpnt) * if the bus is free. */ case res_hw_abort: - /* * We are unable to abort the command for some reason. */ default: case res_failed: - printk("failed\n"); + scmd_printk(KERN_WARNING, SCpnt, "abort %p failed\n", SCpnt); break; } @@ -2664,8 +2656,7 @@ int fas216_eh_host_reset(struct scsi_cmnd *SCpnt) fas216_checkmagic(info); - printk("scsi%d.%c: %s: resetting host\n", - info->host->host_no, '0' + SCpnt->device->id, __func__); + fas216_log(info, LOG_ERROR, "resetting host"); /* * Reset the SCSI chip. diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index 79e6f045c2a9..11e93025b87a 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -2607,7 +2607,7 @@ static void NCR5380_reselect(struct Scsi_Host *instance) * host byte of the result field to, if zero DID_ABORTED is * used. * - * Returns : 0 - success, -1 on failure. + * Returns : SUCCESS - success, FAILED on failure. * * XXX - there is no way to abort the command that is currently * connected, you have to wait for it to complete. If this is @@ -2623,8 +2623,7 @@ int NCR5380_abort(Scsi_Cmnd *cmd) Scsi_Cmnd *tmp, **prev; unsigned long flags; - printk(KERN_NOTICE "scsi%d: aborting command\n", HOSTNO); - scsi_print_command(cmd); + scmd_printk(KERN_NOTICE, cmd, "aborting command\n"); NCR5380_print_status(instance); diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index f067332bf763..87b09cd232cc 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -776,11 +776,7 @@ bfad_thread_workq(struct bfad_s *bfad) static int bfad_im_slave_configure(struct scsi_device *sdev) { - if (sdev->tagged_supported) - scsi_activate_tcq(sdev, bfa_lun_queue_depth); - else - scsi_deactivate_tcq(sdev, bfa_lun_queue_depth); - + scsi_adjust_queue_depth(sdev, bfa_lun_queue_depth); return 0; } @@ -804,6 +800,7 @@ struct scsi_host_template bfad_im_scsi_host_template = { .shost_attrs = bfad_im_host_attrs, .max_sectors = BFAD_MAX_SECTORS, .vendor_id = BFA_PCI_VENDOR_ID_BROCADE, + .use_blk_tags = 1, }; struct scsi_host_template bfad_im_vport_template = { @@ -825,6 +822,7 @@ struct scsi_host_template bfad_im_vport_template = { .use_clustering = ENABLE_CLUSTERING, .shost_attrs = bfad_im_vport_attrs, .max_sectors = BFAD_MAX_SECTORS, + .use_blk_tags = 1, }; bfa_status_t @@ -868,14 +866,8 @@ bfad_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev) if (bfa_lun_queue_depth > tmp_sdev->queue_depth) { if (tmp_sdev->id != sdev->id) continue; - if (tmp_sdev->ordered_tags) - scsi_adjust_queue_depth(tmp_sdev, - MSG_ORDERED_TAG, - tmp_sdev->queue_depth + 1); - else - scsi_adjust_queue_depth(tmp_sdev, - MSG_SIMPLE_TAG, - tmp_sdev->queue_depth + 1); + scsi_adjust_queue_depth(tmp_sdev, + tmp_sdev->queue_depth + 1); itnim->last_ramp_up_time = jiffies; } diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 72533c58c1f3..3c7db3e8aa76 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -2791,12 +2791,13 @@ static struct scsi_host_template bnx2fc_shost_template = { .eh_host_reset_handler = fc_eh_host_reset, .slave_alloc = fc_slave_alloc, .change_queue_depth = fc_change_queue_depth, - .change_queue_type = fc_change_queue_type, + .change_queue_type = scsi_change_queue_type, .this_id = -1, .cmd_per_lun = 3, .use_clustering = ENABLE_CLUSTERING, .sg_tablesize = BNX2FC_MAX_BDS_PER_CMD, .max_sectors = 1024, + .use_blk_tags = 1, }; static struct libfc_function_template bnx2fc_libfc_fcn_templ = { diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c index 5b99844ef6bf..4b56858c1df2 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_io.c +++ b/drivers/scsi/bnx2fc/bnx2fc_io.c @@ -1725,7 +1725,6 @@ void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, struct fcp_cmnd *fcp_cmnd) { struct scsi_cmnd *sc_cmd = io_req->sc_cmd; - char tag[2]; memset(fcp_cmnd, 0, sizeof(struct fcp_cmnd)); @@ -1739,21 +1738,10 @@ void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, fcp_cmnd->fc_tm_flags = io_req->mp_req.tm_flags; fcp_cmnd->fc_flags = io_req->io_req_flags; - if (scsi_populate_tag_msg(sc_cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - fcp_cmnd->fc_pri_ta = FCP_PTA_HEADQ; - break; - case ORDERED_QUEUE_TAG: - fcp_cmnd->fc_pri_ta = FCP_PTA_ORDERED; - break; - default: - fcp_cmnd->fc_pri_ta = FCP_PTA_SIMPLE; - break; - } - } else { + if (sc_cmd->flags & SCMD_TAGGED) + fcp_cmnd->fc_pri_ta = FCP_PTA_SIMPLE; + else fcp_cmnd->fc_pri_ta = 0; - } } static void bnx2fc_parse_fcp_rsp(struct bnx2fc_cmd *io_req, diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index ef5ae0d03616..6bac8a746ee2 100644 --- a/drivers/scsi/ch.c +++ b/drivers/scsi/ch.c @@ -85,8 +85,7 @@ static const char * vendor_labels[CH_TYPES-4] = { // module_param_string_array(vendor_labels, NULL, 0444); #define ch_printk(prefix, ch, fmt, a...) \ - sdev_printk(prefix, (ch)->device, "[%s] " fmt, \ - (ch)->name, ##a) + sdev_prefix_printk(prefix, (ch)->device, (ch)->name, fmt, ##a) #define DPRINTK(fmt, arg...) \ do { \ @@ -183,7 +182,7 @@ static int ch_find_errno(struct scsi_sense_hdr *sshdr) } static int -ch_do_scsi(scsi_changer *ch, unsigned char *cmd, +ch_do_scsi(scsi_changer *ch, unsigned char *cmd, int cmd_len, void *buffer, unsigned buflength, enum dma_data_direction direction) { @@ -197,7 +196,7 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, errno = 0; if (debug) { DPRINTK("command: "); - __scsi_print_command(cmd); + __scsi_print_command(cmd, cmd_len); } result = scsi_execute_req(ch->device, cmd, direction, buffer, @@ -207,7 +206,7 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, DPRINTK("result: 0x%x\n",result); if (driver_byte(result) & DRIVER_SENSE) { if (debug) - scsi_print_sense_hdr(ch->name, &sshdr); + scsi_print_sense_hdr(ch->device, ch->name, &sshdr); errno = ch_find_errno(&sshdr); switch(sshdr.sense_key) { @@ -258,7 +257,8 @@ ch_read_element_status(scsi_changer *ch, u_int elem, char *data) cmd[3] = elem & 0xff; cmd[5] = 1; cmd[9] = 255; - if (0 == (result = ch_do_scsi(ch, cmd, buffer, 256, DMA_FROM_DEVICE))) { + if (0 == (result = ch_do_scsi(ch, cmd, 12, + buffer, 256, DMA_FROM_DEVICE))) { if (((buffer[16] << 8) | buffer[17]) != elem) { DPRINTK("asked for element 0x%02x, got 0x%02x\n", elem,(buffer[16] << 8) | buffer[17]); @@ -288,7 +288,7 @@ ch_init_elem(scsi_changer *ch) memset(cmd,0,sizeof(cmd)); cmd[0] = INITIALIZE_ELEMENT_STATUS; cmd[1] = (ch->device->lun & 0x7) << 5; - err = ch_do_scsi(ch, cmd, NULL, 0, DMA_NONE); + err = ch_do_scsi(ch, cmd, 6, NULL, 0, DMA_NONE); VPRINTK(KERN_INFO, "... finished\n"); return err; } @@ -310,10 +310,10 @@ ch_readconfig(scsi_changer *ch) cmd[1] = (ch->device->lun & 0x7) << 5; cmd[2] = 0x1d; cmd[4] = 255; - result = ch_do_scsi(ch, cmd, buffer, 255, DMA_FROM_DEVICE); + result = ch_do_scsi(ch, cmd, 10, buffer, 255, DMA_FROM_DEVICE); if (0 != result) { cmd[1] |= (1<<3); - result = ch_do_scsi(ch, cmd, buffer, 255, DMA_FROM_DEVICE); + result = ch_do_scsi(ch, cmd, 10, buffer, 255, DMA_FROM_DEVICE); } if (0 == result) { ch->firsts[CHET_MT] = @@ -438,7 +438,7 @@ ch_position(scsi_changer *ch, u_int trans, u_int elem, int rotate) cmd[4] = (elem >> 8) & 0xff; cmd[5] = elem & 0xff; cmd[8] = rotate ? 1 : 0; - return ch_do_scsi(ch, cmd, NULL, 0, DMA_NONE); + return ch_do_scsi(ch, cmd, 10, NULL, 0, DMA_NONE); } static int @@ -459,7 +459,7 @@ ch_move(scsi_changer *ch, u_int trans, u_int src, u_int dest, int rotate) cmd[6] = (dest >> 8) & 0xff; cmd[7] = dest & 0xff; cmd[10] = rotate ? 1 : 0; - return ch_do_scsi(ch, cmd, NULL,0, DMA_NONE); + return ch_do_scsi(ch, cmd, 12, NULL,0, DMA_NONE); } static int @@ -485,7 +485,7 @@ ch_exchange(scsi_changer *ch, u_int trans, u_int src, cmd[9] = dest2 & 0xff; cmd[10] = (rotate1 ? 1 : 0) | (rotate2 ? 2 : 0); - return ch_do_scsi(ch, cmd, NULL,0, DMA_NONE); + return ch_do_scsi(ch, cmd, 12, NULL, 0, DMA_NONE); } static void @@ -535,7 +535,7 @@ ch_set_voltag(scsi_changer *ch, u_int elem, memcpy(buffer,tag,32); ch_check_voltag(buffer); - result = ch_do_scsi(ch, cmd, buffer, 256, DMA_TO_DEVICE); + result = ch_do_scsi(ch, cmd, 12, buffer, 256, DMA_TO_DEVICE); kfree(buffer); return result; } @@ -616,6 +616,11 @@ static long ch_ioctl(struct file *file, int retval; void __user *argp = (void __user *)arg; + retval = scsi_ioctl_block_when_processing_errors(ch->device, cmd, + file->f_flags & O_NDELAY); + if (retval) + return retval; + switch (cmd) { case CHIOGPARAMS: { @@ -766,7 +771,8 @@ static long ch_ioctl(struct file *file, ch_cmd[5] = 1; ch_cmd[9] = 255; - result = ch_do_scsi(ch, ch_cmd, buffer, 256, DMA_FROM_DEVICE); + result = ch_do_scsi(ch, ch_cmd, 12, + buffer, 256, DMA_FROM_DEVICE); if (!result) { cge.cge_status = buffer[18]; cge.cge_flags = 0; @@ -966,9 +972,9 @@ static int ch_remove(struct device *dev) } static struct scsi_driver ch_template = { - .owner = THIS_MODULE, .gendrv = { .name = "ch", + .owner = THIS_MODULE, .probe = ch_probe, .remove = ch_remove, }, diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c index d35a5d6c8d7c..e2068a2621c4 100644 --- a/drivers/scsi/constants.c +++ b/drivers/scsi/constants.c @@ -21,15 +21,21 @@ /* Commands with service actions that change the command name */ -#define SERVICE_ACTION_IN_12 0xab -#define SERVICE_ACTION_OUT_12 0xa9 -#define SERVICE_ACTION_BIDIRECTIONAL 0x9d -#define SERVICE_ACTION_IN_16 0x9e -#define SERVICE_ACTION_OUT_16 0x9f #define THIRD_PARTY_COPY_OUT 0x83 #define THIRD_PARTY_COPY_IN 0x84 +#define VENDOR_SPECIFIC_CDB 0xc0 +struct sa_name_list { + int opcode; + const struct value_name_pair *arr; + int arr_sz; +}; + +struct value_name_pair { + int value; + const char * name; +}; #ifdef CONFIG_SCSI_CONSTANTS static const char * cdb_byte0_names[] = { @@ -102,11 +108,6 @@ static const char * cdb_byte0_names[] = { "Volume set (out), Send DVD structure", }; -struct value_name_pair { - int value; - const char * name; -}; - static const struct value_name_pair maint_in_arr[] = { {0x5, "Report identifying information"}, {0xa, "Report target port groups"}, @@ -244,170 +245,119 @@ static const struct value_name_pair variable_length_arr[] = { }; #define VARIABLE_LENGTH_SZ ARRAY_SIZE(variable_length_arr) -static const char * get_sa_name(const struct value_name_pair * arr, - int arr_sz, int service_action) -{ - int k; +static struct sa_name_list sa_names_arr[] = { + {VARIABLE_LENGTH_CMD, variable_length_arr, VARIABLE_LENGTH_SZ}, + {MAINTENANCE_IN, maint_in_arr, MAINT_IN_SZ}, + {MAINTENANCE_OUT, maint_out_arr, MAINT_OUT_SZ}, + {PERSISTENT_RESERVE_IN, pr_in_arr, PR_IN_SZ}, + {PERSISTENT_RESERVE_OUT, pr_out_arr, PR_OUT_SZ}, + {SERVICE_ACTION_IN_12, serv_in12_arr, SERV_IN12_SZ}, + {SERVICE_ACTION_OUT_12, serv_out12_arr, SERV_OUT12_SZ}, + {SERVICE_ACTION_BIDIRECTIONAL, serv_bidi_arr, SERV_BIDI_SZ}, + {SERVICE_ACTION_IN_16, serv_in16_arr, SERV_IN16_SZ}, + {SERVICE_ACTION_OUT_16, serv_out16_arr, SERV_OUT16_SZ}, + {THIRD_PARTY_COPY_IN, tpc_in_arr, TPC_IN_SZ}, + {THIRD_PARTY_COPY_OUT, tpc_out_arr, TPC_OUT_SZ}, + {0, NULL, 0}, +}; - for (k = 0; k < arr_sz; ++k, ++arr) { - if (service_action == arr->value) - break; - } - return (k < arr_sz) ? arr->name : NULL; -} +#else /* ifndef CONFIG_SCSI_CONSTANTS */ +static const char *cdb_byte0_names[0]; + +static struct sa_name_list sa_names_arr[] = { + {VARIABLE_LENGTH_CMD, NULL, 0}, + {MAINTENANCE_IN, NULL, 0}, + {MAINTENANCE_OUT, NULL, 0}, + {PERSISTENT_RESERVE_IN, NULL, 0}, + {PERSISTENT_RESERVE_OUT, NULL, 0}, + {SERVICE_ACTION_IN_12, NULL, 0}, + {SERVICE_ACTION_OUT_12, NULL, 0}, + {SERVICE_ACTION_BIDIRECTIONAL, NULL, 0}, + {SERVICE_ACTION_IN_16, NULL, 0}, + {SERVICE_ACTION_OUT_16, NULL, 0}, + {THIRD_PARTY_COPY_IN, NULL, 0}, + {THIRD_PARTY_COPY_OUT, NULL, 0}, + {0, NULL, 0}, +}; +#endif /* CONFIG_SCSI_CONSTANTS */ -/* attempt to guess cdb length if cdb_len==0 . No trailing linefeed. */ -static void print_opcode_name(unsigned char * cdbp, int cdb_len) +static bool scsi_opcode_sa_name(int opcode, int service_action, + const char **cdb_name, const char **sa_name) { - int sa, len, cdb0; - int fin_name = 0; - const char * name; + struct sa_name_list *sa_name_ptr; + const struct value_name_pair *arr = NULL; + int arr_sz, k; - cdb0 = cdbp[0]; - switch(cdb0) { - case VARIABLE_LENGTH_CMD: - len = scsi_varlen_cdb_length(cdbp); - if (len < 10) { - printk("short variable length command, " - "len=%d ext_len=%d", len, cdb_len); - break; - } - sa = (cdbp[8] << 8) + cdbp[9]; - name = get_sa_name(variable_length_arr, VARIABLE_LENGTH_SZ, - sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + *cdb_name = NULL; + if (opcode >= VENDOR_SPECIFIC_CDB) + return false; - if ((cdb_len > 0) && (len != cdb_len)) - printk(", in_cdb_len=%d, ext_len=%d", len, cdb_len); + if (opcode < ARRAY_SIZE(cdb_byte0_names)) + *cdb_name = cdb_byte0_names[opcode]; - break; - case MAINTENANCE_IN: - sa = cdbp[1] & 0x1f; - name = get_sa_name(maint_in_arr, MAINT_IN_SZ, sa); - fin_name = 1; - break; - case MAINTENANCE_OUT: - sa = cdbp[1] & 0x1f; - name = get_sa_name(maint_out_arr, MAINT_OUT_SZ, sa); - fin_name = 1; - break; - case PERSISTENT_RESERVE_IN: - sa = cdbp[1] & 0x1f; - name = get_sa_name(pr_in_arr, PR_IN_SZ, sa); - fin_name = 1; - break; - case PERSISTENT_RESERVE_OUT: - sa = cdbp[1] & 0x1f; - name = get_sa_name(pr_out_arr, PR_OUT_SZ, sa); - fin_name = 1; - break; - case SERVICE_ACTION_IN_12: - sa = cdbp[1] & 0x1f; - name = get_sa_name(serv_in12_arr, SERV_IN12_SZ, sa); - fin_name = 1; - break; - case SERVICE_ACTION_OUT_12: - sa = cdbp[1] & 0x1f; - name = get_sa_name(serv_out12_arr, SERV_OUT12_SZ, sa); - fin_name = 1; - break; - case SERVICE_ACTION_BIDIRECTIONAL: - sa = cdbp[1] & 0x1f; - name = get_sa_name(serv_bidi_arr, SERV_BIDI_SZ, sa); - fin_name = 1; - break; - case SERVICE_ACTION_IN_16: - sa = cdbp[1] & 0x1f; - name = get_sa_name(serv_in16_arr, SERV_IN16_SZ, sa); - fin_name = 1; - break; - case SERVICE_ACTION_OUT_16: - sa = cdbp[1] & 0x1f; - name = get_sa_name(serv_out16_arr, SERV_OUT16_SZ, sa); - fin_name = 1; - break; - case THIRD_PARTY_COPY_IN: - sa = cdbp[1] & 0x1f; - name = get_sa_name(tpc_in_arr, TPC_IN_SZ, sa); - fin_name = 1; - break; - case THIRD_PARTY_COPY_OUT: - sa = cdbp[1] & 0x1f; - name = get_sa_name(tpc_out_arr, TPC_OUT_SZ, sa); - fin_name = 1; - break; - default: - if (cdb0 < 0xc0) { - name = cdb_byte0_names[cdb0]; - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x (reserved)", cdb0); - } else - printk("cdb[0]=0x%x (vendor)", cdb0); - break; + for (sa_name_ptr = sa_names_arr; sa_name_ptr->arr; ++sa_name_ptr) { + if (sa_name_ptr->opcode == opcode) { + arr = sa_name_ptr->arr; + arr_sz = sa_name_ptr->arr_sz; + break; + } } - if (fin_name) { - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + if (!arr) + return false; + + for (k = 0; k < arr_sz; ++k, ++arr) { + if (service_action == arr->value) + break; } -} + if (k < arr_sz) + *sa_name = arr->name; -#else /* ifndef CONFIG_SCSI_CONSTANTS */ + return true; +} -static void print_opcode_name(unsigned char * cdbp, int cdb_len) +static void print_opcode_name(const unsigned char *cdbp, size_t cdb_len) { - int sa, len, cdb0; + int sa, cdb0; + const char *cdb_name = NULL, *sa_name = NULL; cdb0 = cdbp[0]; - switch(cdb0) { - case VARIABLE_LENGTH_CMD: - len = scsi_varlen_cdb_length(cdbp); - if (len < 10) { - printk("short opcode=0x%x command, len=%d " - "ext_len=%d", cdb0, len, cdb_len); - break; + if (cdb0 == VARIABLE_LENGTH_CMD) { + if (cdb_len < 10) { + printk("short variable length command, len=%zu", + cdb_len); + return; } sa = (cdbp[8] << 8) + cdbp[9]; - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); - if (len != cdb_len) - printk(", in_cdb_len=%d, ext_len=%d", len, cdb_len); - break; - case MAINTENANCE_IN: - case MAINTENANCE_OUT: - case PERSISTENT_RESERVE_IN: - case PERSISTENT_RESERVE_OUT: - case SERVICE_ACTION_IN_12: - case SERVICE_ACTION_OUT_12: - case SERVICE_ACTION_BIDIRECTIONAL: - case SERVICE_ACTION_IN_16: - case SERVICE_ACTION_OUT_16: - case THIRD_PARTY_COPY_IN: - case THIRD_PARTY_COPY_OUT: + } else sa = cdbp[1] & 0x1f; - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); - break; - default: - if (cdb0 < 0xc0) + + if (!scsi_opcode_sa_name(cdb0, sa, &cdb_name, &sa_name)) { + if (cdb_name) + printk("%s", cdb_name); + else if (cdb0 >= VENDOR_SPECIFIC_CDB) + printk("cdb[0]=0x%x (vendor)", cdb0); + else if (cdb0 >= 0x60 && cdb0 < 0x7e) + printk("cdb[0]=0x%x (reserved)", cdb0); + else printk("cdb[0]=0x%x", cdb0); + } else { + if (sa_name) + printk("%s", sa_name); + else if (cdb_name) + printk("%s, sa=0x%x", cdb_name, sa); else - printk("cdb[0]=0x%x (vendor)", cdb0); - break; + printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); } } -#endif -void __scsi_print_command(unsigned char *cdb) +void __scsi_print_command(const unsigned char *cdb, size_t cdb_len) { int k, len; - print_opcode_name(cdb, 0); + print_opcode_name(cdb, cdb_len); len = scsi_command_size(cdb); + if (cdb_len < len) + len = cdb_len; /* print out all bytes in cdb */ for (k = 0; k < len; ++k) printk(" %02x", cdb[k]); @@ -433,41 +383,6 @@ void scsi_print_command(struct scsi_cmnd *cmd) } EXPORT_SYMBOL(scsi_print_command); -/** - * scsi_print_status - print scsi status description - * @scsi_status: scsi status value - * - * If the status is recognized, the description is printed. - * Otherwise "Unknown status" is output. No trailing space. - * If CONFIG_SCSI_CONSTANTS is not set, then print status in hex - * (e.g. "0x2" for Check Condition). - **/ -void -scsi_print_status(unsigned char scsi_status) { -#ifdef CONFIG_SCSI_CONSTANTS - const char * ccp; - - switch (scsi_status) { - case 0: ccp = "Good"; break; - case 0x2: ccp = "Check Condition"; break; - case 0x4: ccp = "Condition Met"; break; - case 0x8: ccp = "Busy"; break; - case 0x10: ccp = "Intermediate"; break; - case 0x14: ccp = "Intermediate-Condition Met"; break; - case 0x18: ccp = "Reservation Conflict"; break; - case 0x22: ccp = "Command Terminated"; break; /* obsolete */ - case 0x28: ccp = "Task set Full"; break; /* was: Queue Full */ - case 0x30: ccp = "ACA Active"; break; - case 0x40: ccp = "Task Aborted"; break; - default: ccp = "Unknown status"; - } - printk(KERN_INFO "%s", ccp); -#else - printk(KERN_INFO "0x%0x", scsi_status); -#endif -} -EXPORT_SYMBOL(scsi_print_status); - #ifdef CONFIG_SCSI_CONSTANTS struct error_info { @@ -1292,18 +1207,19 @@ static const struct error_info additional[] = struct error_info2 { unsigned char code1, code2_min, code2_max; + const char * str; const char * fmt; }; static const struct error_info2 additional2[] = { - {0x40, 0x00, 0x7f, "Ram failure (%x)"}, - {0x40, 0x80, 0xff, "Diagnostic failure on component (%x)"}, - {0x41, 0x00, 0xff, "Data path failure (%x)"}, - {0x42, 0x00, 0xff, "Power-on or self-test failure (%x)"}, - {0x4D, 0x00, 0xff, "Tagged overlapped commands (task tag %x)"}, - {0x70, 0x00, 0xff, "Decompression exception short algorithm id of %x"}, - {0, 0, 0, NULL} + {0x40, 0x00, 0x7f, "Ram failure", ""}, + {0x40, 0x80, 0xff, "Diagnostic failure on component", ""}, + {0x41, 0x00, 0xff, "Data path failure", ""}, + {0x42, 0x00, 0xff, "Power-on or self-test failure", ""}, + {0x4D, 0x00, 0xff, "Tagged overlapped commands", "task tag "}, + {0x70, 0x00, 0xff, "Decompression exception", "short algorithm id of "}, + {0, 0, 0, NULL, NULL} }; /* description of the sense key values */ @@ -1349,69 +1265,79 @@ EXPORT_SYMBOL(scsi_sense_key_string); * This string may contain a "%x" and should be printed with ascq as arg. */ const char * -scsi_extd_sense_format(unsigned char asc, unsigned char ascq) { +scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt) +{ #ifdef CONFIG_SCSI_CONSTANTS int i; unsigned short code = ((asc << 8) | ascq); + *fmt = NULL; for (i = 0; additional[i].text; i++) if (additional[i].code12 == code) return additional[i].text; for (i = 0; additional2[i].fmt; i++) { if (additional2[i].code1 == asc && ascq >= additional2[i].code2_min && - ascq <= additional2[i].code2_max) - return additional2[i].fmt; + ascq <= additional2[i].code2_max) { + *fmt = additional2[i].fmt; + return additional2[i].str; + } } +#else + *fmt = NULL; #endif return NULL; } EXPORT_SYMBOL(scsi_extd_sense_format); void -scsi_show_extd_sense(unsigned char asc, unsigned char ascq) +scsi_show_extd_sense(const struct scsi_device *sdev, const char *name, + unsigned char asc, unsigned char ascq) { - const char *extd_sense_fmt = scsi_extd_sense_format(asc, ascq); - - if (extd_sense_fmt) { - if (strstr(extd_sense_fmt, "%x")) { - printk("Add. Sense: "); - printk(extd_sense_fmt, ascq); - } else - printk("Add. Sense: %s", extd_sense_fmt); - } else { - if (asc >= 0x80) - printk("<<vendor>> ASC=0x%x ASCQ=0x%x", asc, - ascq); - if (ascq >= 0x80) - printk("ASC=0x%x <<vendor>> ASCQ=0x%x", asc, - ascq); + const char *extd_sense_fmt = NULL; + const char *extd_sense_str = scsi_extd_sense_format(asc, ascq, + &extd_sense_fmt); + + if (extd_sense_str) { + if (extd_sense_fmt) + sdev_prefix_printk(KERN_INFO, sdev, name, + "Add. Sense: %s (%s%x)", + extd_sense_str, extd_sense_fmt, + ascq); else - printk("ASC=0x%x ASCQ=0x%x", asc, ascq); - } + sdev_prefix_printk(KERN_INFO, sdev, name, + "Add. Sense: %s", extd_sense_str); - printk("\n"); + } else { + sdev_prefix_printk(KERN_INFO, sdev, name, + "%sASC=0x%x %sASCQ=0x%x\n", + asc >= 0x80 ? "<<vendor>> " : "", asc, + ascq >= 0x80 ? "<<vendor>> " : "", ascq); + } } EXPORT_SYMBOL(scsi_show_extd_sense); void -scsi_show_sense_hdr(struct scsi_sense_hdr *sshdr) +scsi_show_sense_hdr(const struct scsi_device *sdev, const char *name, + const struct scsi_sense_hdr *sshdr) { const char *sense_txt; sense_txt = scsi_sense_key_string(sshdr->sense_key); if (sense_txt) - printk("Sense Key : %s ", sense_txt); + sdev_prefix_printk(KERN_INFO, sdev, name, + "Sense Key : %s [%s]%s\n", sense_txt, + scsi_sense_is_deferred(sshdr) ? + "deferred" : "current", + sshdr->response_code >= 0x72 ? + " [descriptor]" : ""); else - printk("Sense Key : 0x%x ", sshdr->sense_key); - - printk("%s", scsi_sense_is_deferred(sshdr) ? "[deferred] " : - "[current] "); - - if (sshdr->response_code >= 0x72) - printk("[descriptor]"); - - printk("\n"); + sdev_prefix_printk(KERN_INFO, sdev, name, + "Sense Key : 0x%x [%s]%s", sshdr->sense_key, + scsi_sense_is_deferred(sshdr) ? + "deferred" : "current", + sshdr->response_code >= 0x72 ? + " [descriptor]" : ""); } EXPORT_SYMBOL(scsi_show_sense_hdr); @@ -1419,141 +1345,55 @@ EXPORT_SYMBOL(scsi_show_sense_hdr); * Print normalized SCSI sense header with a prefix. */ void -scsi_print_sense_hdr(const char *name, struct scsi_sense_hdr *sshdr) +scsi_print_sense_hdr(const struct scsi_device *sdev, const char *name, + const struct scsi_sense_hdr *sshdr) { - printk(KERN_INFO "%s: ", name); - scsi_show_sense_hdr(sshdr); - printk(KERN_INFO "%s: ", name); - scsi_show_extd_sense(sshdr->asc, sshdr->ascq); + scsi_show_sense_hdr(sdev, name, sshdr); + scsi_show_extd_sense(sdev, name, sshdr->asc, sshdr->ascq); } EXPORT_SYMBOL(scsi_print_sense_hdr); -/* - * Print normalized SCSI sense header with device information and a prefix. - */ -void -scsi_cmd_print_sense_hdr(struct scsi_cmnd *scmd, const char *desc, - struct scsi_sense_hdr *sshdr) -{ - scmd_printk(KERN_INFO, scmd, "%s: ", desc); - scsi_show_sense_hdr(sshdr); - scmd_printk(KERN_INFO, scmd, "%s: ", desc); - scsi_show_extd_sense(sshdr->asc, sshdr->ascq); -} -EXPORT_SYMBOL(scsi_cmd_print_sense_hdr); - static void -scsi_decode_sense_buffer(const unsigned char *sense_buffer, int sense_len, - struct scsi_sense_hdr *sshdr) +scsi_dump_sense_buffer(const unsigned char *sense_buffer, int sense_len) { - int k, num, res; - - res = scsi_normalize_sense(sense_buffer, sense_len, sshdr); - if (0 == res) { - /* this may be SCSI-1 sense data */ - num = (sense_len < 32) ? sense_len : 32; - printk("Unrecognized sense data (in hex):"); - for (k = 0; k < num; ++k) { - if (0 == (k % 16)) { - printk("\n"); - printk(KERN_INFO " "); - } - printk("%02x ", sense_buffer[k]); + int k, num; + + num = (sense_len < 32) ? sense_len : 32; + printk("Unrecognized sense data (in hex):"); + for (k = 0; k < num; ++k) { + if (0 == (k % 16)) { + printk("\n"); + printk(KERN_INFO " "); } - printk("\n"); - return; + printk("%02x ", sense_buffer[k]); } -} - -static void -scsi_decode_sense_extras(const unsigned char *sense_buffer, int sense_len, - struct scsi_sense_hdr *sshdr) -{ - int k, num, res; - - if (sshdr->response_code < 0x72) - { - /* only decode extras for "fixed" format now */ - char buff[80]; - int blen, fixed_valid; - unsigned int info; - - fixed_valid = sense_buffer[0] & 0x80; - info = ((sense_buffer[3] << 24) | (sense_buffer[4] << 16) | - (sense_buffer[5] << 8) | sense_buffer[6]); - res = 0; - memset(buff, 0, sizeof(buff)); - blen = sizeof(buff) - 1; - if (fixed_valid) - res += snprintf(buff + res, blen - res, - "Info fld=0x%x", info); - if (sense_buffer[2] & 0x80) { - /* current command has read a filemark */ - if (res > 0) - res += snprintf(buff + res, blen - res, ", "); - res += snprintf(buff + res, blen - res, "FMK"); - } - if (sense_buffer[2] & 0x40) { - /* end-of-medium condition exists */ - if (res > 0) - res += snprintf(buff + res, blen - res, ", "); - res += snprintf(buff + res, blen - res, "EOM"); - } - if (sense_buffer[2] & 0x20) { - /* incorrect block length requested */ - if (res > 0) - res += snprintf(buff + res, blen - res, ", "); - res += snprintf(buff + res, blen - res, "ILI"); - } - if (res > 0) - printk("%s\n", buff); - } else if (sshdr->additional_length > 0) { - /* descriptor format with sense descriptors */ - num = 8 + sshdr->additional_length; - num = (sense_len < num) ? sense_len : num; - printk("Descriptor sense data with sense descriptors " - "(in hex):"); - for (k = 0; k < num; ++k) { - if (0 == (k % 16)) { - printk("\n"); - printk(KERN_INFO " "); - } - printk("%02x ", sense_buffer[k]); - } - - printk("\n"); - } - + printk("\n"); + return; } /* Normalize and print sense buffer with name prefix */ -void __scsi_print_sense(const char *name, const unsigned char *sense_buffer, - int sense_len) +void __scsi_print_sense(const struct scsi_device *sdev, const char *name, + const unsigned char *sense_buffer, int sense_len) { struct scsi_sense_hdr sshdr; - printk(KERN_INFO "%s: ", name); - scsi_decode_sense_buffer(sense_buffer, sense_len, &sshdr); - scsi_show_sense_hdr(&sshdr); - scsi_decode_sense_extras(sense_buffer, sense_len, &sshdr); - printk(KERN_INFO "%s: ", name); - scsi_show_extd_sense(sshdr.asc, sshdr.ascq); + if (!scsi_normalize_sense(sense_buffer, sense_len, &sshdr)) { + scsi_dump_sense_buffer(sense_buffer, sense_len); + return; + } + scsi_show_sense_hdr(sdev, name, &sshdr); + scsi_show_extd_sense(sdev, name, sshdr.asc, sshdr.ascq); } EXPORT_SYMBOL(__scsi_print_sense); /* Normalize and print sense buffer in SCSI command */ -void scsi_print_sense(char *name, struct scsi_cmnd *cmd) +void scsi_print_sense(const struct scsi_cmnd *cmd) { - struct scsi_sense_hdr sshdr; + struct gendisk *disk = cmd->request->rq_disk; + const char *disk_name = disk ? disk->disk_name : NULL; - scmd_printk(KERN_INFO, cmd, " "); - scsi_decode_sense_buffer(cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE, - &sshdr); - scsi_show_sense_hdr(&sshdr); - scsi_decode_sense_extras(cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE, - &sshdr); - scmd_printk(KERN_INFO, cmd, " "); - scsi_show_extd_sense(sshdr.asc, sshdr.ascq); + __scsi_print_sense(cmd->device, disk_name, cmd->sense_buffer, + SCSI_SENSE_BUFFERSIZE); } EXPORT_SYMBOL(scsi_print_sense); @@ -1565,38 +1405,87 @@ static const char * const hostbyte_table[]={ "DID_PASSTHROUGH", "DID_SOFT_ERROR", "DID_IMM_RETRY", "DID_REQUEUE", "DID_TRANSPORT_DISRUPTED", "DID_TRANSPORT_FAILFAST", "DID_TARGET_FAILURE", "DID_NEXUS_FAILURE" }; -#define NUM_HOSTBYTE_STRS ARRAY_SIZE(hostbyte_table) static const char * const driverbyte_table[]={ "DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT", "DRIVER_MEDIA", "DRIVER_ERROR", "DRIVER_INVALID", "DRIVER_TIMEOUT", "DRIVER_HARD", "DRIVER_SENSE"}; -#define NUM_DRIVERBYTE_STRS ARRAY_SIZE(driverbyte_table) -void scsi_show_result(int result) +#endif + +const char *scsi_hostbyte_string(int result) { + const char *hb_string = NULL; +#ifdef CONFIG_SCSI_CONSTANTS int hb = host_byte(result); - int db = driver_byte(result); - printk("Result: hostbyte=%s driverbyte=%s\n", - (hb < NUM_HOSTBYTE_STRS ? hostbyte_table[hb] : "invalid"), - (db < NUM_DRIVERBYTE_STRS ? driverbyte_table[db] : "invalid")); + if (hb < ARRAY_SIZE(hostbyte_table)) + hb_string = hostbyte_table[hb]; +#endif + return hb_string; } +EXPORT_SYMBOL(scsi_hostbyte_string); -#else - -void scsi_show_result(int result) +const char *scsi_driverbyte_string(int result) { - printk("Result: hostbyte=0x%02x driverbyte=0x%02x\n", - host_byte(result), driver_byte(result)); + const char *db_string = NULL; +#ifdef CONFIG_SCSI_CONSTANTS + int db = driver_byte(result); + + if (db < ARRAY_SIZE(driverbyte_table)) + db_string = driverbyte_table[db]; +#endif + return db_string; } +EXPORT_SYMBOL(scsi_driverbyte_string); +#ifdef CONFIG_SCSI_CONSTANTS +#define scsi_mlreturn_name(result) { result, #result } +static const struct value_name_pair scsi_mlreturn_arr[] = { + scsi_mlreturn_name(NEEDS_RETRY), + scsi_mlreturn_name(SUCCESS), + scsi_mlreturn_name(FAILED), + scsi_mlreturn_name(QUEUED), + scsi_mlreturn_name(SOFT_ERROR), + scsi_mlreturn_name(ADD_TO_MLQUEUE), + scsi_mlreturn_name(TIMEOUT_ERROR), + scsi_mlreturn_name(SCSI_RETURN_NOT_HANDLED), + scsi_mlreturn_name(FAST_IO_FAIL) +}; #endif -EXPORT_SYMBOL(scsi_show_result); +const char *scsi_mlreturn_string(int result) +{ +#ifdef CONFIG_SCSI_CONSTANTS + const struct value_name_pair *arr = scsi_mlreturn_arr; + int k; -void scsi_print_result(struct scsi_cmnd *cmd) + for (k = 0; k < ARRAY_SIZE(scsi_mlreturn_arr); ++k, ++arr) { + if (result == arr->value) + return arr->name; + } +#endif + return NULL; +} +EXPORT_SYMBOL(scsi_mlreturn_string); + +void scsi_print_result(struct scsi_cmnd *cmd, const char *msg, int disposition) { - scmd_printk(KERN_INFO, cmd, " "); - scsi_show_result(cmd->result); + const char *mlret_string = scsi_mlreturn_string(disposition); + const char *hb_string = scsi_hostbyte_string(cmd->result); + const char *db_string = scsi_driverbyte_string(cmd->result); + + if (hb_string || db_string) + scmd_printk(KERN_INFO, cmd, + "%s%s Result: hostbyte=%s driverbyte=%s", + msg ? msg : "", + mlret_string ? mlret_string : "UNKNOWN", + hb_string ? hb_string : "invalid", + db_string ? db_string : "invalid"); + else + scmd_printk(KERN_INFO, cmd, + "%s%s Result: hostbyte=0x%02x driverbyte=0x%02x", + msg ? msg : "", + mlret_string ? mlret_string : "UNKNOWN", + host_byte(cmd->result), driver_byte(cmd->result)); } EXPORT_SYMBOL(scsi_print_result); diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c index 86103c8475d8..44a8cc51428f 100644 --- a/drivers/scsi/csiostor/csio_scsi.c +++ b/drivers/scsi/csiostor/csio_scsi.c @@ -152,28 +152,6 @@ csio_scsi_itnexus_loss_error(uint16_t error) return 0; } -static inline void -csio_scsi_tag(struct scsi_cmnd *scmnd, uint8_t *tag, uint8_t hq, - uint8_t oq, uint8_t sq) -{ - char stag[2]; - - if (scsi_populate_tag_msg(scmnd, stag)) { - switch (stag[0]) { - case HEAD_OF_QUEUE_TAG: - *tag = hq; - break; - case ORDERED_QUEUE_TAG: - *tag = oq; - break; - default: - *tag = sq; - break; - } - } else - *tag = 0; -} - /* * csio_scsi_fcp_cmnd - Frame the SCSI FCP command paylod. * @req: IO req structure. @@ -192,11 +170,12 @@ csio_scsi_fcp_cmnd(struct csio_ioreq *req, void *addr) int_to_scsilun(scmnd->device->lun, &fcp_cmnd->fc_lun); fcp_cmnd->fc_tm_flags = 0; fcp_cmnd->fc_cmdref = 0; - fcp_cmnd->fc_pri_ta = 0; memcpy(fcp_cmnd->fc_cdb, scmnd->cmnd, 16); - csio_scsi_tag(scmnd, &fcp_cmnd->fc_pri_ta, - FCP_PTA_HEADQ, FCP_PTA_ORDERED, FCP_PTA_SIMPLE); + if (scmnd->flags & SCMD_TAGGED) + fcp_cmnd->fc_pri_ta = FCP_PTA_SIMPLE; + else + fcp_cmnd->fc_pri_ta = 0; fcp_cmnd->fc_dl = cpu_to_be32(scsi_bufflen(scmnd)); if (req->nsge) @@ -2262,11 +2241,7 @@ csio_slave_alloc(struct scsi_device *sdev) static int csio_slave_configure(struct scsi_device *sdev) { - if (sdev->tagged_supported) - scsi_activate_tcq(sdev, csio_lun_qdepth); - else - scsi_deactivate_tcq(sdev, csio_lun_qdepth); - + scsi_adjust_queue_depth(sdev, csio_lun_qdepth); return 0; } @@ -2311,6 +2286,7 @@ struct scsi_host_template csio_fcoe_shost_template = { .use_clustering = ENABLE_CLUSTERING, .shost_attrs = csio_fcoe_lport_attrs, .max_sectors = CSIO_MAX_SECTOR_SIZE, + .use_blk_tags = 1, }; struct scsi_host_template csio_fcoe_shost_vport_template = { @@ -2330,6 +2306,7 @@ struct scsi_host_template csio_fcoe_shost_vport_template = { .use_clustering = ENABLE_CLUSTERING, .shost_attrs = csio_fcoe_vport_attrs, .max_sectors = CSIO_MAX_SECTOR_SIZE, + .use_blk_tags = 1, }; /* diff --git a/drivers/scsi/device_handler/scsi_dh.c b/drivers/scsi/device_handler/scsi_dh.c index 33e422e75835..1dba62c5cf6a 100644 --- a/drivers/scsi/device_handler/scsi_dh.c +++ b/drivers/scsi/device_handler/scsi_dh.c @@ -98,27 +98,51 @@ device_handler_match(struct scsi_device_handler *scsi_dh, static int scsi_dh_handler_attach(struct scsi_device *sdev, struct scsi_device_handler *scsi_dh) { - int err = 0; + struct scsi_dh_data *d; if (sdev->scsi_dh_data) { if (sdev->scsi_dh_data->scsi_dh != scsi_dh) - err = -EBUSY; - else - kref_get(&sdev->scsi_dh_data->kref); - } else if (scsi_dh->attach) { - err = scsi_dh->attach(sdev); - if (!err) { - kref_init(&sdev->scsi_dh_data->kref); - sdev->scsi_dh_data->sdev = sdev; - } + return -EBUSY; + + kref_get(&sdev->scsi_dh_data->kref); + return 0; } - return err; + + if (!try_module_get(scsi_dh->module)) + return -EINVAL; + + d = scsi_dh->attach(sdev); + if (IS_ERR(d)) { + sdev_printk(KERN_ERR, sdev, "%s: Attach failed (%ld)\n", + scsi_dh->name, PTR_ERR(d)); + module_put(scsi_dh->module); + return PTR_ERR(d); + } + + d->scsi_dh = scsi_dh; + kref_init(&d->kref); + d->sdev = sdev; + + spin_lock_irq(sdev->request_queue->queue_lock); + sdev->scsi_dh_data = d; + spin_unlock_irq(sdev->request_queue->queue_lock); + return 0; } static void __detach_handler (struct kref *kref) { - struct scsi_dh_data *scsi_dh_data = container_of(kref, struct scsi_dh_data, kref); - scsi_dh_data->scsi_dh->detach(scsi_dh_data->sdev); + struct scsi_dh_data *scsi_dh_data = + container_of(kref, struct scsi_dh_data, kref); + struct scsi_device_handler *scsi_dh = scsi_dh_data->scsi_dh; + struct scsi_device *sdev = scsi_dh_data->sdev; + + spin_lock_irq(sdev->request_queue->queue_lock); + sdev->scsi_dh_data = NULL; + spin_unlock_irq(sdev->request_queue->queue_lock); + + scsi_dh->detach(sdev); + sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", scsi_dh->name); + module_put(scsi_dh->module); } /* @@ -141,7 +165,7 @@ static void scsi_dh_handler_detach(struct scsi_device *sdev, if (!scsi_dh) scsi_dh = sdev->scsi_dh_data->scsi_dh; - if (scsi_dh && scsi_dh->detach) + if (scsi_dh) kref_put(&sdev->scsi_dh_data->kref, __detach_handler); } @@ -330,6 +354,9 @@ int scsi_register_device_handler(struct scsi_device_handler *scsi_dh) if (get_device_handler(scsi_dh->name)) return -EBUSY; + if (!scsi_dh->attach || !scsi_dh->detach) + return -EINVAL; + spin_lock(&list_lock); list_add(&scsi_dh->list, &scsi_dh_list); spin_unlock(&list_lock); diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index fd78bdc53528..854b568b9931 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -62,6 +62,7 @@ #define ALUA_OPTIMIZE_STPG 1 struct alua_dh_data { + struct scsi_dh_data dh_data; int group_id; int rel_port; int tpgs; @@ -87,9 +88,7 @@ static int alua_check_sense(struct scsi_device *, struct scsi_sense_hdr *); static inline struct alua_dh_data *get_alua_data(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data = sdev->scsi_dh_data; - BUG_ON(scsi_dh_data == NULL); - return ((struct alua_dh_data *) scsi_dh_data->buf); + return container_of(sdev->scsi_dh_data, struct alua_dh_data, dh_data); } static int realloc_buffer(struct alua_dh_data *h, unsigned len) @@ -825,42 +824,18 @@ static bool alua_match(struct scsi_device *sdev) return (scsi_device_tpgs(sdev) != 0); } -static int alua_bus_attach(struct scsi_device *sdev); -static void alua_bus_detach(struct scsi_device *sdev); - -static struct scsi_device_handler alua_dh = { - .name = ALUA_DH_NAME, - .module = THIS_MODULE, - .attach = alua_bus_attach, - .detach = alua_bus_detach, - .prep_fn = alua_prep_fn, - .check_sense = alua_check_sense, - .activate = alua_activate, - .set_params = alua_set_params, - .match = alua_match, -}; - /* * alua_bus_attach - Attach device handler * @sdev: device to be attached to */ -static int alua_bus_attach(struct scsi_device *sdev) +static struct scsi_dh_data *alua_bus_attach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; struct alua_dh_data *h; - unsigned long flags; - int err = SCSI_DH_OK; - - scsi_dh_data = kzalloc(sizeof(*scsi_dh_data) - + sizeof(*h) , GFP_KERNEL); - if (!scsi_dh_data) { - sdev_printk(KERN_ERR, sdev, "%s: Attach failed\n", - ALUA_DH_NAME); - return -ENOMEM; - } + int err; - scsi_dh_data->scsi_dh = &alua_dh; - h = (struct alua_dh_data *) scsi_dh_data->buf; + h = kzalloc(sizeof(*h) , GFP_KERNEL); + if (!h) + return ERR_PTR(-ENOMEM); h->tpgs = TPGS_MODE_UNINITIALIZED; h->state = TPGS_STATE_OPTIMIZED; h->group_id = -1; @@ -870,23 +845,14 @@ static int alua_bus_attach(struct scsi_device *sdev) h->sdev = sdev; err = alua_initialize(sdev, h); - if ((err != SCSI_DH_OK) && (err != SCSI_DH_DEV_OFFLINED)) - goto failed; - - if (!try_module_get(THIS_MODULE)) + if (err != SCSI_DH_OK && err != SCSI_DH_DEV_OFFLINED) goto failed; - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - sdev->scsi_dh_data = scsi_dh_data; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); sdev_printk(KERN_NOTICE, sdev, "%s: Attached\n", ALUA_DH_NAME); - - return 0; - + return &h->dh_data; failed: - kfree(scsi_dh_data); - sdev_printk(KERN_ERR, sdev, "%s: not attached\n", ALUA_DH_NAME); - return -EINVAL; + kfree(h); + return ERR_PTR(-EINVAL); } /* @@ -895,23 +861,25 @@ failed: */ static void alua_bus_detach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; - struct alua_dh_data *h; - unsigned long flags; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - scsi_dh_data = sdev->scsi_dh_data; - sdev->scsi_dh_data = NULL; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); + struct alua_dh_data *h = get_alua_data(sdev); - h = (struct alua_dh_data *) scsi_dh_data->buf; if (h->buff && h->inq != h->buff) kfree(h->buff); - kfree(scsi_dh_data); - module_put(THIS_MODULE); - sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", ALUA_DH_NAME); + kfree(h); } +static struct scsi_device_handler alua_dh = { + .name = ALUA_DH_NAME, + .module = THIS_MODULE, + .attach = alua_bus_attach, + .detach = alua_bus_detach, + .prep_fn = alua_prep_fn, + .check_sense = alua_check_sense, + .activate = alua_activate, + .set_params = alua_set_params, + .match = alua_match, +}; + static int __init alua_init(void) { int r; diff --git a/drivers/scsi/device_handler/scsi_dh_emc.c b/drivers/scsi/device_handler/scsi_dh_emc.c index 84765384c47c..6ed1caadbc6a 100644 --- a/drivers/scsi/device_handler/scsi_dh_emc.c +++ b/drivers/scsi/device_handler/scsi_dh_emc.c @@ -72,6 +72,7 @@ static const char * lun_state[] = }; struct clariion_dh_data { + struct scsi_dh_data dh_data; /* * Flags: * CLARIION_SHORT_TRESPASS @@ -116,9 +117,8 @@ struct clariion_dh_data { static inline struct clariion_dh_data *get_clariion_data(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data = sdev->scsi_dh_data; - BUG_ON(scsi_dh_data == NULL); - return ((struct clariion_dh_data *) scsi_dh_data->buf); + return container_of(sdev->scsi_dh_data, struct clariion_dh_data, + dh_data); } /* @@ -622,7 +622,10 @@ done: return result; } -static const struct scsi_dh_devlist clariion_dev_list[] = { +static const struct { + char *vendor; + char *model; +} clariion_dev_list[] = { {"DGC", "RAID"}, {"DGC", "DISK"}, {"DGC", "VRAID"}, @@ -647,39 +650,14 @@ static bool clariion_match(struct scsi_device *sdev) return false; } -static int clariion_bus_attach(struct scsi_device *sdev); -static void clariion_bus_detach(struct scsi_device *sdev); - -static struct scsi_device_handler clariion_dh = { - .name = CLARIION_NAME, - .module = THIS_MODULE, - .devlist = clariion_dev_list, - .attach = clariion_bus_attach, - .detach = clariion_bus_detach, - .check_sense = clariion_check_sense, - .activate = clariion_activate, - .prep_fn = clariion_prep_fn, - .set_params = clariion_set_params, - .match = clariion_match, -}; - -static int clariion_bus_attach(struct scsi_device *sdev) +static struct scsi_dh_data *clariion_bus_attach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; struct clariion_dh_data *h; - unsigned long flags; int err; - scsi_dh_data = kzalloc(sizeof(*scsi_dh_data) - + sizeof(*h) , GFP_KERNEL); - if (!scsi_dh_data) { - sdev_printk(KERN_ERR, sdev, "%s: Attach failed\n", - CLARIION_NAME); - return -ENOMEM; - } - - scsi_dh_data->scsi_dh = &clariion_dh; - h = (struct clariion_dh_data *) scsi_dh_data->buf; + h = kzalloc(sizeof(*h) , GFP_KERNEL); + if (!h) + return ERR_PTR(-ENOMEM); h->lun_state = CLARIION_LUN_UNINITIALIZED; h->default_sp = CLARIION_UNBOUND_LU; h->current_sp = CLARIION_UNBOUND_LU; @@ -692,45 +670,37 @@ static int clariion_bus_attach(struct scsi_device *sdev) if (err != SCSI_DH_OK) goto failed; - if (!try_module_get(THIS_MODULE)) - goto failed; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - sdev->scsi_dh_data = scsi_dh_data; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - sdev_printk(KERN_INFO, sdev, "%s: connected to SP %c Port %d (%s, default SP %c)\n", CLARIION_NAME, h->current_sp + 'A', h->port, lun_state[h->lun_state], h->default_sp + 'A'); - - return 0; + return &h->dh_data; failed: - kfree(scsi_dh_data); - sdev_printk(KERN_ERR, sdev, "%s: not attached\n", - CLARIION_NAME); - return -EINVAL; + kfree(h); + return ERR_PTR(-EINVAL); } static void clariion_bus_detach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; - unsigned long flags; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - scsi_dh_data = sdev->scsi_dh_data; - sdev->scsi_dh_data = NULL; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - - sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", - CLARIION_NAME); + struct clariion_dh_data *h = get_clariion_data(sdev); - kfree(scsi_dh_data); - module_put(THIS_MODULE); + kfree(h); } +static struct scsi_device_handler clariion_dh = { + .name = CLARIION_NAME, + .module = THIS_MODULE, + .attach = clariion_bus_attach, + .detach = clariion_bus_detach, + .check_sense = clariion_check_sense, + .activate = clariion_activate, + .prep_fn = clariion_prep_fn, + .set_params = clariion_set_params, + .match = clariion_match, +}; + static int __init clariion_init(void) { int r; diff --git a/drivers/scsi/device_handler/scsi_dh_hp_sw.c b/drivers/scsi/device_handler/scsi_dh_hp_sw.c index 4ee2759f5299..485d99544a15 100644 --- a/drivers/scsi/device_handler/scsi_dh_hp_sw.c +++ b/drivers/scsi/device_handler/scsi_dh_hp_sw.c @@ -38,6 +38,7 @@ #define HP_SW_PATH_PASSIVE 1 struct hp_sw_dh_data { + struct scsi_dh_data dh_data; unsigned char sense[SCSI_SENSE_BUFFERSIZE]; int path_state; int retries; @@ -51,9 +52,7 @@ static int hp_sw_start_stop(struct hp_sw_dh_data *); static inline struct hp_sw_dh_data *get_hp_sw_data(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data = sdev->scsi_dh_data; - BUG_ON(scsi_dh_data == NULL); - return ((struct hp_sw_dh_data *) scsi_dh_data->buf); + return container_of(sdev->scsi_dh_data, struct hp_sw_dh_data, dh_data); } /* @@ -312,7 +311,10 @@ static int hp_sw_activate(struct scsi_device *sdev, return 0; } -static const struct scsi_dh_devlist hp_sw_dh_data_list[] = { +static const struct { + char *vendor; + char *model; +} hp_sw_dh_data_list[] = { {"COMPAQ", "MSA1000 VOLUME"}, {"COMPAQ", "HSV110"}, {"HP", "HSV100"}, @@ -338,37 +340,14 @@ static bool hp_sw_match(struct scsi_device *sdev) return false; } -static int hp_sw_bus_attach(struct scsi_device *sdev); -static void hp_sw_bus_detach(struct scsi_device *sdev); - -static struct scsi_device_handler hp_sw_dh = { - .name = HP_SW_NAME, - .module = THIS_MODULE, - .devlist = hp_sw_dh_data_list, - .attach = hp_sw_bus_attach, - .detach = hp_sw_bus_detach, - .activate = hp_sw_activate, - .prep_fn = hp_sw_prep_fn, - .match = hp_sw_match, -}; - -static int hp_sw_bus_attach(struct scsi_device *sdev) +static struct scsi_dh_data *hp_sw_bus_attach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; struct hp_sw_dh_data *h; - unsigned long flags; int ret; - scsi_dh_data = kzalloc(sizeof(*scsi_dh_data) - + sizeof(*h) , GFP_KERNEL); - if (!scsi_dh_data) { - sdev_printk(KERN_ERR, sdev, "%s: Attach Failed\n", - HP_SW_NAME); - return 0; - } - - scsi_dh_data->scsi_dh = &hp_sw_dh; - h = (struct hp_sw_dh_data *) scsi_dh_data->buf; + h = kzalloc(sizeof(*h), GFP_KERNEL); + if (!h) + return ERR_PTR(-ENOMEM); h->path_state = HP_SW_PATH_UNINITIALIZED; h->retries = HP_SW_RETRIES; h->sdev = sdev; @@ -377,42 +356,32 @@ static int hp_sw_bus_attach(struct scsi_device *sdev) if (ret != SCSI_DH_OK || h->path_state == HP_SW_PATH_UNINITIALIZED) goto failed; - if (!try_module_get(THIS_MODULE)) - goto failed; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - sdev->scsi_dh_data = scsi_dh_data; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - sdev_printk(KERN_INFO, sdev, "%s: attached to %s path\n", HP_SW_NAME, h->path_state == HP_SW_PATH_ACTIVE? "active":"passive"); - - return 0; - + return &h->dh_data; failed: - kfree(scsi_dh_data); - sdev_printk(KERN_ERR, sdev, "%s: not attached\n", - HP_SW_NAME); - return -EINVAL; + kfree(h); + return ERR_PTR(-EINVAL); } static void hp_sw_bus_detach( struct scsi_device *sdev ) { - struct scsi_dh_data *scsi_dh_data; - unsigned long flags; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - scsi_dh_data = sdev->scsi_dh_data; - sdev->scsi_dh_data = NULL; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - module_put(THIS_MODULE); - - sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", HP_SW_NAME); + struct hp_sw_dh_data *h = get_hp_sw_data(sdev); - kfree(scsi_dh_data); + kfree(h); } +static struct scsi_device_handler hp_sw_dh = { + .name = HP_SW_NAME, + .module = THIS_MODULE, + .attach = hp_sw_bus_attach, + .detach = hp_sw_bus_detach, + .activate = hp_sw_activate, + .prep_fn = hp_sw_prep_fn, + .match = hp_sw_match, +}; + static int __init hp_sw_init(void) { return scsi_register_device_handler(&hp_sw_dh); diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c index 1b5bc9293e37..b46ace3d4bf0 100644 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c @@ -181,6 +181,7 @@ struct c2_inquiry { }; struct rdac_dh_data { + struct scsi_dh_data dh_data; struct rdac_controller *ctlr; #define UNINITIALIZED_LUN (1 << 8) unsigned lun; @@ -261,9 +262,7 @@ do { \ static inline struct rdac_dh_data *get_rdac_data(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data = sdev->scsi_dh_data; - BUG_ON(scsi_dh_data == NULL); - return ((struct rdac_dh_data *) scsi_dh_data->buf); + return container_of(sdev->scsi_dh_data, struct rdac_dh_data, dh_data); } static struct request *get_rdac_req(struct scsi_device *sdev, @@ -779,7 +778,10 @@ static int rdac_check_sense(struct scsi_device *sdev, return SCSI_RETURN_NOT_HANDLED; } -static const struct scsi_dh_devlist rdac_dev_list[] = { +static const struct { + char *vendor; + char *model; +} rdac_dev_list[] = { {"IBM", "1722"}, {"IBM", "1724"}, {"IBM", "1726"}, @@ -825,40 +827,16 @@ static bool rdac_match(struct scsi_device *sdev) return false; } -static int rdac_bus_attach(struct scsi_device *sdev); -static void rdac_bus_detach(struct scsi_device *sdev); - -static struct scsi_device_handler rdac_dh = { - .name = RDAC_NAME, - .module = THIS_MODULE, - .devlist = rdac_dev_list, - .prep_fn = rdac_prep_fn, - .check_sense = rdac_check_sense, - .attach = rdac_bus_attach, - .detach = rdac_bus_detach, - .activate = rdac_activate, - .match = rdac_match, -}; - -static int rdac_bus_attach(struct scsi_device *sdev) +static struct scsi_dh_data *rdac_bus_attach(struct scsi_device *sdev) { - struct scsi_dh_data *scsi_dh_data; struct rdac_dh_data *h; - unsigned long flags; int err; char array_name[ARRAY_LABEL_LEN]; char array_id[UNIQUE_ID_LEN]; - scsi_dh_data = kzalloc(sizeof(*scsi_dh_data) - + sizeof(*h) , GFP_KERNEL); - if (!scsi_dh_data) { - sdev_printk(KERN_ERR, sdev, "%s: Attach failed\n", - RDAC_NAME); - return -ENOMEM; - } - - scsi_dh_data->scsi_dh = &rdac_dh; - h = (struct rdac_dh_data *) scsi_dh_data->buf; + h = kzalloc(sizeof(*h) , GFP_KERNEL); + if (!h) + return ERR_PTR(-ENOMEM); h->lun = UNINITIALIZED_LUN; h->state = RDAC_STATE_ACTIVE; @@ -878,19 +856,12 @@ static int rdac_bus_attach(struct scsi_device *sdev) if (err != SCSI_DH_OK) goto clean_ctlr; - if (!try_module_get(THIS_MODULE)) - goto clean_ctlr; - - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - sdev->scsi_dh_data = scsi_dh_data; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - sdev_printk(KERN_NOTICE, sdev, "%s: LUN %d (%s) (%s)\n", RDAC_NAME, h->lun, mode[(int)h->mode], lun_state[(int)h->lun_state]); - return 0; + return &h->dh_data; clean_ctlr: spin_lock(&list_lock); @@ -898,37 +869,34 @@ clean_ctlr: spin_unlock(&list_lock); failed: - kfree(scsi_dh_data); - sdev_printk(KERN_ERR, sdev, "%s: not attached\n", - RDAC_NAME); - return -EINVAL; + kfree(h); + return ERR_PTR(-EINVAL); } static void rdac_bus_detach( struct scsi_device *sdev ) { - struct scsi_dh_data *scsi_dh_data; - struct rdac_dh_data *h; - unsigned long flags; + struct rdac_dh_data *h = get_rdac_data(sdev); - scsi_dh_data = sdev->scsi_dh_data; - h = (struct rdac_dh_data *) scsi_dh_data->buf; if (h->ctlr && h->ctlr->ms_queued) flush_workqueue(kmpath_rdacd); - spin_lock_irqsave(sdev->request_queue->queue_lock, flags); - sdev->scsi_dh_data = NULL; - spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); - spin_lock(&list_lock); if (h->ctlr) kref_put(&h->ctlr->kref, release_controller); spin_unlock(&list_lock); - kfree(scsi_dh_data); - module_put(THIS_MODULE); - sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", RDAC_NAME); + kfree(h); } - +static struct scsi_device_handler rdac_dh = { + .name = RDAC_NAME, + .module = THIS_MODULE, + .prep_fn = rdac_prep_fn, + .check_sense = rdac_check_sense, + .attach = rdac_bus_attach, + .detach = rdac_bus_detach, + .activate = rdac_activate, + .match = rdac_match, +}; static int __init rdac_init(void) { diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index 072f0ec2851e..1af8d54bcded 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -415,10 +415,8 @@ static int adpt_slave_configure(struct scsi_device * device) pHba = (adpt_hba *) host->hostdata[0]; if (host->can_queue && device->tagged_supported) { - scsi_adjust_queue_depth(device, MSG_SIMPLE_TAG, + scsi_adjust_queue_depth(device, host->can_queue - 1); - } else { - scsi_adjust_queue_depth(device, 0, 1); } return 0; } diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c index 943ad3a19661..bc0f918f1729 100644 --- a/drivers/scsi/eata.c +++ b/drivers/scsi/eata.c @@ -946,20 +946,18 @@ static int eata2x_slave_configure(struct scsi_device *dev) if (TLDEV(dev->type) && dev->tagged_supported) { if (tag_mode == TAG_SIMPLE) { - scsi_adjust_queue_depth(dev, MSG_SIMPLE_TAG, tqd); tag_suffix = ", simple tags"; } else if (tag_mode == TAG_ORDERED) { - scsi_adjust_queue_depth(dev, MSG_ORDERED_TAG, tqd); tag_suffix = ", ordered tags"; } else { - scsi_adjust_queue_depth(dev, 0, tqd); tag_suffix = ", no tags"; } + scsi_adjust_queue_depth(dev, tqd); } else if (TLDEV(dev->type) && linked_comm) { - scsi_adjust_queue_depth(dev, 0, tqd); + scsi_adjust_queue_depth(dev, tqd); tag_suffix = ", untagged"; } else { - scsi_adjust_queue_depth(dev, 0, utqd); + scsi_adjust_queue_depth(dev, utqd); tag_suffix = ""; } diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h index 3fd305d6b67d..1941d837f6f2 100644 --- a/drivers/scsi/esas2r/esas2r.h +++ b/drivers/scsi/esas2r/esas2r.h @@ -972,11 +972,7 @@ u8 handle_hba_ioctl(struct esas2r_adapter *a, struct atto_ioctl *ioctl_hba); int esas2r_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd); int esas2r_show_info(struct seq_file *m, struct Scsi_Host *sh); -int esas2r_slave_alloc(struct scsi_device *dev); -int esas2r_slave_configure(struct scsi_device *dev); -void esas2r_slave_destroy(struct scsi_device *dev); int esas2r_change_queue_depth(struct scsi_device *dev, int depth, int reason); -int esas2r_change_queue_type(struct scsi_device *dev, int type); long esas2r_proc_ioctl(struct file *fp, unsigned int cmd, unsigned long arg); /* SCSI error handler (eh) functions */ diff --git a/drivers/scsi/esas2r/esas2r_main.c b/drivers/scsi/esas2r/esas2r_main.c index 6504a195c874..30fce64faf75 100644 --- a/drivers/scsi/esas2r/esas2r_main.c +++ b/drivers/scsi/esas2r/esas2r_main.c @@ -254,12 +254,10 @@ static struct scsi_host_template driver_template = { .use_clustering = ENABLE_CLUSTERING, .emulated = 0, .proc_name = ESAS2R_DRVR_NAME, - .slave_configure = esas2r_slave_configure, - .slave_alloc = esas2r_slave_alloc, - .slave_destroy = esas2r_slave_destroy, .change_queue_depth = esas2r_change_queue_depth, - .change_queue_type = esas2r_change_queue_type, + .change_queue_type = scsi_change_queue_type, .max_sectors = 0xFFFF, + .use_blk_tags = 1, }; int sgl_page_size = 512; @@ -1057,7 +1055,7 @@ int esas2r_eh_abort(struct scsi_cmnd *cmd) cmd->scsi_done(cmd); - return 0; + return SUCCESS; } spin_lock_irqsave(&a->queue_lock, flags); @@ -1263,56 +1261,11 @@ int esas2r_change_queue_depth(struct scsi_device *dev, int depth, int reason) { esas2r_log(ESAS2R_LOG_INFO, "change_queue_depth %p, %d", dev, depth); - scsi_adjust_queue_depth(dev, scsi_get_tag_type(dev), depth); + scsi_adjust_queue_depth(dev, depth); return dev->queue_depth; } -int esas2r_change_queue_type(struct scsi_device *dev, int type) -{ - esas2r_log(ESAS2R_LOG_INFO, "change_queue_type %p, %d", dev, type); - - if (dev->tagged_supported) { - scsi_set_tag_type(dev, type); - - if (type) - scsi_activate_tcq(dev, dev->queue_depth); - else - scsi_deactivate_tcq(dev, dev->queue_depth); - } else { - type = 0; - } - - return type; -} - -int esas2r_slave_alloc(struct scsi_device *dev) -{ - return 0; -} - -int esas2r_slave_configure(struct scsi_device *dev) -{ - esas2r_log_dev(ESAS2R_LOG_INFO, &(dev->sdev_gendev), - "esas2r_slave_configure()"); - - if (dev->tagged_supported) { - scsi_set_tag_type(dev, MSG_SIMPLE_TAG); - scsi_activate_tcq(dev, cmd_per_lun); - } else { - scsi_set_tag_type(dev, 0); - scsi_deactivate_tcq(dev, cmd_per_lun); - } - - return 0; -} - -void esas2r_slave_destroy(struct scsi_device *dev) -{ - esas2r_log_dev(ESAS2R_LOG_INFO, &(dev->sdev_gendev), - "esas2r_slave_destroy()"); -} - void esas2r_log_request_failure(struct esas2r_adapter *a, struct esas2r_request *rq) { diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 55548dc5cec3..38c23e0b73af 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -663,7 +663,7 @@ static struct esp_cmd_entry *find_and_prep_issuable_command(struct esp *esp) return ent; } - if (!scsi_populate_tag_msg(cmd, &ent->tag[0])) { + if (!spi_populate_tag_msg(&ent->tag[0], cmd)) { ent->tag[0] = 0; ent->tag[1] = 0; } @@ -2402,28 +2402,14 @@ static int esp_slave_configure(struct scsi_device *dev) { struct esp *esp = shost_priv(dev->host); struct esp_target_data *tp = &esp->target[dev->id]; - int goal_tags, queue_depth; - - goal_tags = 0; if (dev->tagged_supported) { /* XXX make this configurable somehow XXX */ - goal_tags = ESP_DEFAULT_TAGS; + int goal_tags = min(ESP_DEFAULT_TAGS, ESP_MAX_TAG); - if (goal_tags > ESP_MAX_TAG) - goal_tags = ESP_MAX_TAG; + scsi_adjust_queue_depth(dev, goal_tags); } - queue_depth = goal_tags; - if (queue_depth < dev->host->cmd_per_lun) - queue_depth = dev->host->cmd_per_lun; - - if (goal_tags) { - scsi_set_tag_type(dev, MSG_ORDERED_TAG); - scsi_activate_tcq(dev, queue_depth); - } else { - scsi_deactivate_tcq(dev, queue_depth); - } tp->flags |= ESP_TGT_DISCONNECT; if (!spi_initial_dv(dev->sdev_target)) @@ -2631,6 +2617,7 @@ struct scsi_host_template scsi_esp_template = { .use_clustering = ENABLE_CLUSTERING, .max_sectors = 0xffff, .skip_settle_delay = 1, + .use_blk_tags = 1, }; EXPORT_SYMBOL(scsi_esp_template); diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 4a8ac7d8c76b..a3eeb6842499 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -281,13 +281,14 @@ static struct scsi_host_template fcoe_shost_template = { .eh_host_reset_handler = fc_eh_host_reset, .slave_alloc = fc_slave_alloc, .change_queue_depth = fc_change_queue_depth, - .change_queue_type = fc_change_queue_type, + .change_queue_type = scsi_change_queue_type, .this_id = -1, .cmd_per_lun = 3, .can_queue = FCOE_MAX_OUTSTANDING_COMMANDS, .use_clustering = ENABLE_CLUSTERING, .sg_tablesize = SG_ALL, .max_sectors = 0xffff, + .use_blk_tags = 1, }; /** diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index 8c56fdc3a456..cf1560c30b7f 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -95,12 +95,10 @@ static int fnic_slave_alloc(struct scsi_device *sdev) { struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); - sdev->tagged_supported = 1; - if (!rport || fc_remote_port_chkready(rport)) return -ENXIO; - scsi_activate_tcq(sdev, fnic_max_qdepth); + scsi_adjust_queue_depth(sdev, fnic_max_qdepth); return 0; } @@ -113,7 +111,7 @@ static struct scsi_host_template fnic_host_template = { .eh_host_reset_handler = fnic_host_reset, .slave_alloc = fnic_slave_alloc, .change_queue_depth = fc_change_queue_depth, - .change_queue_type = fc_change_queue_type, + .change_queue_type = scsi_change_queue_type, .this_id = -1, .cmd_per_lun = 3, .can_queue = FNIC_DFLT_IO_REQ, @@ -121,6 +119,7 @@ static struct scsi_host_template fnic_host_template = { .sg_tablesize = FNIC_MAX_SG_DESC_CNT, .max_sectors = 0xffff, .shost_attrs = fnic_attrs, + .use_blk_tags = 1, }; static void diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 961bdf5d31cd..10d5c6bbc9e7 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -325,13 +325,11 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, struct fc_rport_libfc_priv *rp = rport->dd_data; struct host_sg_desc *desc; struct misc_stats *misc_stats = &fnic->fnic_stats.misc_stats; - u8 pri_tag = 0; unsigned int i; unsigned long intr_flags; int flags; u8 exch_flags; struct scsi_lun fc_lun; - char msg[2]; if (sg_count) { /* For each SGE, create a device desc entry */ @@ -357,12 +355,6 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, int_to_scsilun(sc->device->lun, &fc_lun); - pri_tag = FCPIO_ICMND_PTA_SIMPLE; - msg[0] = MSG_SIMPLE_TAG; - scsi_populate_tag_msg(sc, msg); - if (msg[0] == MSG_ORDERED_TAG) - pri_tag = FCPIO_ICMND_PTA_ORDERED; - /* Enqueue the descriptor in the Copy WQ */ spin_lock_irqsave(&fnic->wq_copy_lock[0], intr_flags); @@ -394,7 +386,8 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, io_req->sgl_list_pa, io_req->sense_buf_pa, 0, /* scsi cmd ref, always 0 */ - pri_tag, /* scsi pri and tag */ + FCPIO_ICMND_PTA_SIMPLE, + /* scsi pri and tag */ flags, /* command flags */ sc->cmnd, sc->cmd_len, scsi_bufflen(sc), diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 0f1ae13ce7c7..71e138044379 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -2159,7 +2159,7 @@ static void gdth_next(gdth_ha_str *ha) case VERIFY: case START_STOP: case MODE_SENSE: - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: TRACE(("cache cmd %x/%x/%x/%x/%x/%x\n",nscp->cmnd[0], nscp->cmnd[1],nscp->cmnd[2],nscp->cmnd[3], nscp->cmnd[4],nscp->cmnd[5])); @@ -2391,7 +2391,7 @@ static int gdth_internal_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) gdth_copy_internal_data(ha, scp, (char*)&rdc, sizeof(gdth_rdcap_data)); break; - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if ((scp->cmnd[1] & 0x1f) == SAI_READ_CAPACITY_16 && (ha->cache_feat & GDT_64BIT)) { gdth_rdcap16_data rdc16; @@ -4661,7 +4661,6 @@ static void gdth_flush(gdth_ha_str *ha) /* configure lun */ static int gdth_slave_configure(struct scsi_device *sdev) { - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); sdev->skip_ms_page_3f = 1; sdev->skip_ms_page_8 = 1; return 0; diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 6de80e352871..8bb173e01084 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -418,7 +418,6 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) shost->cmd_per_lun = sht->cmd_per_lun; shost->unchecked_isa_dma = sht->unchecked_isa_dma; shost->use_clustering = sht->use_clustering; - shost->ordered_tag = sht->ordered_tag; shost->no_write_same = sht->no_write_same; if (shost_eh_deadline == -1 || !sht->eh_host_reset_handler) @@ -485,8 +484,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) WQ_UNBOUND | WQ_MEM_RECLAIM, 1, shost->host_no); if (!shost->tmf_work_q) { - printk(KERN_WARNING "scsi%d: failed to create tmf workq\n", - shost->host_no); + shost_printk(KERN_WARNING, shost, + "failed to create tmf workq\n"); goto fail_kthread; } scsi_proc_hostdir_add(shost->hostt); diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index cef5d49b59cd..18ea2e16e34f 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -4165,7 +4165,7 @@ static int hpsa_change_queue_depth(struct scsi_device *sdev, else if (qdepth > h->nr_cmds) qdepth = h->nr_cmds; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); return sdev->queue_depth; } diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index dedb62c21b29..151893148abd 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -1127,7 +1127,7 @@ static int hptiop_adjust_disk_queue_depth(struct scsi_device *sdev, if (queue_depth > hba->max_requests) queue_depth = hba->max_requests; - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 598c42cba5a8..147b80e07b00 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1643,19 +1643,9 @@ static int ibmvfc_queuecommand_lck(struct scsi_cmnd *cmnd, int_to_scsilun(cmnd->device->lun, &vfc_cmd->iu.lun); memcpy(vfc_cmd->iu.cdb, cmnd->cmnd, cmnd->cmd_len); - if (scsi_populate_tag_msg(cmnd, tag)) { - vfc_cmd->task_tag = cpu_to_be64(tag[1]); - switch (tag[0]) { - case MSG_SIMPLE_TAG: - vfc_cmd->iu.pri_task_attr = IBMVFC_SIMPLE_TASK; - break; - case MSG_HEAD_TAG: - vfc_cmd->iu.pri_task_attr = IBMVFC_HEAD_OF_QUEUE; - break; - case MSG_ORDERED_TAG: - vfc_cmd->iu.pri_task_attr = IBMVFC_ORDERED_TASK; - break; - }; + if (cmnd->flags & SCMD_TAGGED) { + vfc_cmd->task_tag = cpu_to_be64(cmnd->tag); + vfc_cmd->iu.pri_task_attr = IBMVFC_SIMPLE_TASK; } if (likely(!(rc = ibmvfc_map_sg_data(cmnd, evt, vfc_cmd, vhost->dev)))) @@ -2897,12 +2887,6 @@ static int ibmvfc_slave_configure(struct scsi_device *sdev) spin_lock_irqsave(shost->host_lock, flags); if (sdev->type == TYPE_DISK) sdev->allow_restart = 1; - - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, MSG_SIMPLE_TAG); - scsi_activate_tcq(sdev, sdev->queue_depth); - } else - scsi_deactivate_tcq(sdev, sdev->queue_depth); spin_unlock_irqrestore(shost->host_lock, flags); return 0; } @@ -2925,33 +2909,10 @@ static int ibmvfc_change_queue_depth(struct scsi_device *sdev, int qdepth, if (qdepth > IBMVFC_MAX_CMDS_PER_LUN) qdepth = IBMVFC_MAX_CMDS_PER_LUN; - scsi_adjust_queue_depth(sdev, 0, qdepth); + scsi_adjust_queue_depth(sdev, qdepth); return sdev->queue_depth; } -/** - * ibmvfc_change_queue_type - Change the device's queue type - * @sdev: scsi device struct - * @tag_type: type of tags to use - * - * Return value: - * actual queue type set - **/ -static int ibmvfc_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - static ssize_t ibmvfc_show_host_partition_name(struct device *dev, struct device_attribute *attr, char *buf) { @@ -3133,7 +3094,7 @@ static struct scsi_host_template driver_template = { .target_alloc = ibmvfc_target_alloc, .scan_finished = ibmvfc_scan_finished, .change_queue_depth = ibmvfc_change_queue_depth, - .change_queue_type = ibmvfc_change_queue_type, + .change_queue_type = scsi_change_queue_type, .cmd_per_lun = 16, .can_queue = IBMVFC_MAX_REQUESTS_DEFAULT, .this_id = -1, @@ -3141,6 +3102,7 @@ static struct scsi_host_template driver_template = { .max_sectors = IBMVFC_MAX_SECTORS, .use_clustering = ENABLE_CLUSTERING, .shost_attrs = ibmvfc_attrs, + .use_blk_tags = 1, }; /** diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 7b23f21f22f1..e8c3cdf0d03b 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1929,7 +1929,6 @@ static int ibmvscsi_slave_configure(struct scsi_device *sdev) blk_queue_rq_timeout(sdev->request_queue, 120 * HZ); } spin_unlock_irqrestore(shost->host_lock, lock_flags); - scsi_adjust_queue_depth(sdev, 0, shost->cmd_per_lun); return 0; } @@ -1951,7 +1950,7 @@ static int ibmvscsi_change_queue_depth(struct scsi_device *sdev, int qdepth, if (qdepth > IBMVSCSI_MAX_CMDS_PER_LUN) qdepth = IBMVSCSI_MAX_CMDS_PER_LUN; - scsi_adjust_queue_depth(sdev, 0, qdepth); + scsi_adjust_queue_depth(sdev, qdepth); return sdev->queue_depth; } diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 2a9578c116b7..256ef98f5c29 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -4344,7 +4344,7 @@ static int ipr_change_queue_depth(struct scsi_device *sdev, int qdepth, qdepth = IPR_MAX_CMD_PER_ATA_LUN; spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); return sdev->queue_depth; } @@ -4364,24 +4364,10 @@ static int ipr_change_queue_type(struct scsi_device *sdev, int tag_type) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); res = (struct ipr_resource_entry *)sdev->hostdata; - - if (res) { - if (ipr_is_gscsi(res) && sdev->tagged_supported) { - /* - * We don't bother quiescing the device here since the - * adapter firmware does it for us. - */ - scsi_set_tag_type(sdev, tag_type); - - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - } else + if (res && ipr_is_gscsi(res)) + tag_type = scsi_change_queue_type(sdev, tag_type); + else tag_type = 0; - spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); return tag_type; } @@ -4765,10 +4751,10 @@ static int ipr_slave_configure(struct scsi_device *sdev) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); if (ap) { - scsi_adjust_queue_depth(sdev, 0, IPR_MAX_CMD_PER_ATA_LUN); + scsi_adjust_queue_depth(sdev, IPR_MAX_CMD_PER_ATA_LUN); ata_sas_slave_configure(sdev, ap); - } else - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); + } + if (ioa_cfg->sis64) sdev_printk(KERN_INFO, sdev, "Resource path: %s\n", ipr_format_res_path(ioa_cfg, @@ -5673,35 +5659,6 @@ static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg, } /** - * ipr_get_task_attributes - Translate SPI Q-Tag to task attributes - * @scsi_cmd: scsi command struct - * - * Return value: - * task attributes - **/ -static u8 ipr_get_task_attributes(struct scsi_cmnd *scsi_cmd) -{ - u8 tag[2]; - u8 rc = IPR_FLAGS_LO_UNTAGGED_TASK; - - if (scsi_populate_tag_msg(scsi_cmd, tag)) { - switch (tag[0]) { - case MSG_SIMPLE_TAG: - rc = IPR_FLAGS_LO_SIMPLE_TASK; - break; - case MSG_HEAD_TAG: - rc = IPR_FLAGS_LO_HEAD_OF_Q_TASK; - break; - case MSG_ORDERED_TAG: - rc = IPR_FLAGS_LO_ORDERED_TASK; - break; - }; - } - - return rc; -} - -/** * ipr_erp_done - Process completion of ERP for a device * @ipr_cmd: ipr command struct * @@ -6236,7 +6193,10 @@ static int ipr_queuecommand(struct Scsi_Host *shost, ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_DELAY_AFTER_RST; } ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_ALIGNED_BFR; - ioarcb->cmd_pkt.flags_lo |= ipr_get_task_attributes(scsi_cmd); + if (scsi_cmd->flags & SCMD_TAGGED) + ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_SIMPLE_TASK; + else + ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_UNTAGGED_TASK; } if (scsi_cmd->cmnd[0] >= 0xC0 && @@ -6357,6 +6317,7 @@ static struct scsi_host_template driver_template = { .sdev_attrs = ipr_dev_attrs, .proc_name = IPR_NAME, .no_write_same = 1, + .use_blk_tags = 1, }; /** diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index e5afc3884d74..454741a8da45 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -1210,7 +1210,7 @@ ips_slave_configure(struct scsi_device * SDptr) min = ha->max_cmds / 2; if (ha->enq->ucLogDriveCount <= 2) min = ha->max_cmds - 1; - scsi_adjust_queue_depth(SDptr, MSG_ORDERED_TAG, min); + scsi_adjust_queue_depth(SDptr, min); } SDptr->skip_ms_page_8 = 1; diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c index 2e890b1e2526..897562056018 100644 --- a/drivers/scsi/isci/init.c +++ b/drivers/scsi/isci/init.c @@ -172,6 +172,7 @@ static struct scsi_host_template isci_sht = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = isci_host_attrs, + .use_blk_tags = 1, }; static struct sas_domain_function_template isci_transport_ops = { diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index 1d7e76e8b447..bf954ee050f8 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -2160,12 +2160,7 @@ int fc_slave_alloc(struct scsi_device *sdev) if (!rport || fc_remote_port_chkready(rport)) return -ENXIO; - if (sdev->tagged_supported) - scsi_activate_tcq(sdev, FC_FCP_DFLT_QUEUE_DEPTH); - else - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), - FC_FCP_DFLT_QUEUE_DEPTH); - + scsi_adjust_queue_depth(sdev, FC_FCP_DFLT_QUEUE_DEPTH); return 0; } EXPORT_SYMBOL(fc_slave_alloc); @@ -2180,13 +2175,13 @@ int fc_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) { switch (reason) { case SCSI_QDEPTH_DEFAULT: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); break; case SCSI_QDEPTH_QFULL: scsi_track_queue_full(sdev, qdepth); break; case SCSI_QDEPTH_RAMP_UP: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); break; default: return -EOPNOTSUPP; @@ -2196,26 +2191,6 @@ int fc_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) EXPORT_SYMBOL(fc_change_queue_depth); /** - * fc_change_queue_type() - Change a device's queue type - * @sdev: The SCSI device whose queue depth is to change - * @tag_type: Identifier for queue type - */ -int fc_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} -EXPORT_SYMBOL(fc_change_queue_type); - -/** * fc_fcp_destory() - Tear down the FCP layer for a given local port * @lport: The local port that no longer needs the FCP layer */ diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 0d8bc6c66650..d521624dedfb 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -1775,13 +1775,13 @@ int iscsi_change_queue_depth(struct scsi_device *sdev, int depth, int reason) { switch (reason) { case SCSI_QDEPTH_DEFAULT: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), depth); + scsi_adjust_queue_depth(sdev, depth); break; case SCSI_QDEPTH_QFULL: scsi_track_queue_full(sdev, depth); break; case SCSI_QDEPTH_RAMP_UP: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), depth); + scsi_adjust_queue_depth(sdev, depth); break; default: return -EOPNOTSUPP; diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 24e477d2ea70..89e8b687a679 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -940,15 +940,12 @@ int sas_slave_configure(struct scsi_device *scsi_dev) sas_read_port_mode_page(scsi_dev); if (scsi_dev->tagged_supported) { - scsi_set_tag_type(scsi_dev, MSG_SIMPLE_TAG); - scsi_activate_tcq(scsi_dev, SAS_DEF_QD); + scsi_adjust_queue_depth(scsi_dev, SAS_DEF_QD); } else { SAS_DPRINTK("device %llx, LUN %llx doesn't support " "TCQ\n", SAS_ADDR(dev->sas_addr), scsi_dev->lun); - scsi_dev->tagged_supported = 0; - scsi_set_tag_type(scsi_dev, 0); - scsi_deactivate_tcq(scsi_dev, 1); + scsi_adjust_queue_depth(scsi_dev, 1); } scsi_dev->allow_restart = 1; @@ -969,7 +966,7 @@ int sas_change_queue_depth(struct scsi_device *sdev, int depth, int reason) case SCSI_QDEPTH_RAMP_UP: if (!sdev->tagged_supported) depth = 1; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), depth); + scsi_adjust_queue_depth(sdev, depth); break; case SCSI_QDEPTH_QFULL: scsi_track_queue_full(sdev, depth); @@ -981,22 +978,11 @@ int sas_change_queue_depth(struct scsi_device *sdev, int depth, int reason) return depth; } -int sas_change_queue_type(struct scsi_device *scsi_dev, int qt) +int sas_change_queue_type(struct scsi_device *scsi_dev, int type) { - struct domain_device *dev = sdev_to_domain_dev(scsi_dev); - - if (dev_is_sata(dev)) + if (dev_is_sata(sdev_to_domain_dev(scsi_dev))) return -EINVAL; - - if (!scsi_dev->tagged_supported) - return 0; - - scsi_deactivate_tcq(scsi_dev, 1); - - scsi_set_tag_type(scsi_dev, qt); - scsi_activate_tcq(scsi_dev, scsi_dev->queue_depth); - - return qt; + return scsi_change_queue_type(scsi_dev, type); } int sas_bios_param(struct scsi_device *scsi_dev, diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index b99399fe2548..8533ee9b818d 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -320,7 +320,7 @@ lpfc_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) case SCSI_QDEPTH_DEFAULT: /* change request from sysfs, fall through */ case SCSI_QDEPTH_RAMP_UP: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); break; case SCSI_QDEPTH_QFULL: if (scsi_track_queue_full(sdev, qdepth) == 0) @@ -345,26 +345,6 @@ lpfc_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) } /** - * lpfc_change_queue_type() - Change a device's scsi tag queuing type - * @sdev: Pointer the scsi device whose queue depth is to change - * @tag_type: Identifier for queue tag type - */ -static int -lpfc_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - -/** * lpfc_rampdown_queue_depth - Post RAMP_DOWN_QUEUE event to worker thread * @phba: The Hba for which this call is being executed. * @@ -4286,7 +4266,6 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, IOCB_t *iocb_cmd = &lpfc_cmd->cur_iocbq.iocb; struct lpfc_iocbq *piocbq = &(lpfc_cmd->cur_iocbq); int datadir = scsi_cmnd->sc_data_direction; - char tag[2]; uint8_t *ptr; bool sli4; uint32_t fcpdl; @@ -4308,20 +4287,7 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, memset(ptr, 0, (LPFC_FCP_CDB_LEN - scsi_cmnd->cmd_len)); } - if (scsi_populate_tag_msg(scsi_cmnd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - fcp_cmnd->fcpCntl1 = HEAD_OF_Q; - break; - case ORDERED_QUEUE_TAG: - fcp_cmnd->fcpCntl1 = ORDERED_Q; - break; - default: - fcp_cmnd->fcpCntl1 = SIMPLE_Q; - break; - } - } else - fcp_cmnd->fcpCntl1 = SIMPLE_Q; + fcp_cmnd->fcpCntl1 = SIMPLE_Q; sli4 = (phba->sli_rev == LPFC_SLI_REV4); piocbq->iocb.un.fcpi.fcpi_XRdy = 0; @@ -5632,10 +5598,7 @@ lpfc_slave_configure(struct scsi_device *sdev) struct lpfc_vport *vport = (struct lpfc_vport *) sdev->host->hostdata; struct lpfc_hba *phba = vport->phba; - if (sdev->tagged_supported) - scsi_activate_tcq(sdev, vport->cfg_lun_queue_depth); - else - scsi_deactivate_tcq(sdev, vport->cfg_lun_queue_depth); + scsi_adjust_queue_depth(sdev, vport->cfg_lun_queue_depth); if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { lpfc_sli_handle_fast_ring_event(phba, @@ -6019,7 +5982,8 @@ struct scsi_host_template lpfc_template = { .max_sectors = 0xFFFF, .vendor_id = LPFC_NL_VENDOR_ID, .change_queue_depth = lpfc_change_queue_depth, - .change_queue_type = lpfc_change_queue_type, + .change_queue_type = scsi_change_queue_type, + .use_blk_tags = 1, }; struct scsi_host_template lpfc_vport_template = { @@ -6042,5 +6006,6 @@ struct scsi_host_template lpfc_vport_template = { .shost_attrs = lpfc_vport_attrs, .max_sectors = 0xFFFF, .change_queue_depth = lpfc_change_queue_depth, - .change_queue_type = lpfc_change_queue_type, + .change_queue_type = scsi_change_queue_type, + .use_blk_tags = 1, }; diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index ac5d94cfd52f..2485255f3414 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -1945,7 +1945,7 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor) cmd->device->id, (u32)cmd->device->lun); if(list_empty(&adapter->pending_list)) - return FALSE; + return FAILED; list_for_each_safe(pos, next, &adapter->pending_list) { @@ -1968,7 +1968,7 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor) (aor==SCB_ABORT) ? "ABORTING":"RESET", scb->idx); - return FALSE; + return FAILED; } else { @@ -1993,12 +1993,12 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor) list_add_tail(SCSI_LIST(cmd), &adapter->completed_list); - return TRUE; + return SUCCESS; } } } - return FALSE; + return FAILED; } static inline int diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c index 531dce419c18..6b077d839f2b 100644 --- a/drivers/scsi/megaraid/megaraid_mbox.c +++ b/drivers/scsi/megaraid/megaraid_mbox.c @@ -349,7 +349,7 @@ static int megaraid_change_queue_depth(struct scsi_device *sdev, int qdepth, if (qdepth > MBOX_MAX_SCSI_CMDS) qdepth = MBOX_MAX_SCSI_CMDS; - scsi_adjust_queue_depth(sdev, 0, qdepth); + scsi_adjust_queue_depth(sdev, qdepth); return sdev->queue_depth; } diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 5640ad1c8214..107244cebd22 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2594,8 +2594,7 @@ static int megasas_change_queue_depth(struct scsi_device *sdev, if (queue_depth > sdev->host->can_queue) queue_depth = sdev->host->can_queue; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), - queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return queue_depth; } diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index c80ed0482649..42fef914d441 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -1222,7 +1222,7 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) max_depth = 1; if (qdepth > max_depth) qdepth = max_depth; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); } /** @@ -1246,37 +1246,15 @@ _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) if (sdev->inquiry_len > 7) sdev_printk(KERN_INFO, sdev, "qdepth(%d), tagged(%d), " - "simple(%d), ordered(%d), scsi_level(%d), cmd_que(%d)\n", + "simple(%d), scsi_level(%d), cmd_que(%d)\n", sdev->queue_depth, sdev->tagged_supported, sdev->simple_tags, - sdev->ordered_tags, sdev->scsi_level, + sdev->scsi_level, (sdev->inquiry[7] & 2) >> 1); return sdev->queue_depth; } /** - * _scsih_change_queue_type - changing device queue tag type - * @sdev: scsi device struct - * @tag_type: requested tag type - * - * Returns queue tag type. - */ -static int -_scsih_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - -/** * _scsih_target_alloc - target add routine * @starget: scsi target struct * @@ -3966,16 +3944,8 @@ _scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; /* set tags */ - if (!(sas_device_priv_data->flags & MPT_DEVICE_FLAGS_INIT)) { - if (scmd->device->tagged_supported) { - if (scmd->device->ordered_tags) - mpi_control |= MPI2_SCSIIO_CONTROL_ORDEREDQ; - else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; + mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; + /* Make sure Device is not raid volume. * We do not expose raid functionality to upper layer for warpdrive. */ @@ -7653,7 +7623,7 @@ static struct scsi_host_template scsih_driver_template = { .scan_finished = _scsih_scan_finished, .scan_start = _scsih_scan_start, .change_queue_depth = _scsih_change_queue_depth, - .change_queue_type = _scsih_change_queue_type, + .change_queue_type = scsi_change_queue_type, .eh_abort_handler = _scsih_abort, .eh_device_reset_handler = _scsih_dev_reset, .eh_target_reset_handler = _scsih_target_reset, diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 857276b8880f..b23c2e7588e5 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -1090,7 +1090,7 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) max_depth = 1; if (qdepth > max_depth) qdepth = max_depth; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); } /** @@ -1114,38 +1114,15 @@ _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) if (sdev->inquiry_len > 7) sdev_printk(KERN_INFO, sdev, "qdepth(%d), tagged(%d), " \ - "simple(%d), ordered(%d), scsi_level(%d), cmd_que(%d)\n", + "simple(%d), scsi_level(%d), cmd_que(%d)\n", sdev->queue_depth, sdev->tagged_supported, sdev->simple_tags, - sdev->ordered_tags, sdev->scsi_level, + sdev->scsi_level, (sdev->inquiry[7] & 2) >> 1); return sdev->queue_depth; } /** - * _scsih_change_queue_type - changing device queue tag type - * @sdev: scsi device struct - * @tag_type: requested tag type - * - * Returns queue tag type. - */ -static int -_scsih_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - - -/** * _scsih_target_alloc - target add routine * @starget: scsi target struct * @@ -3586,16 +3563,7 @@ _scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; /* set tags */ - if (!(sas_device_priv_data->flags & MPT_DEVICE_FLAGS_INIT)) { - if (scmd->device->tagged_supported) { - if (scmd->device->ordered_tags) - mpi_control |= MPI2_SCSIIO_CONTROL_ORDEREDQ; - else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; + mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && scmd->cmd_len != 32) @@ -7284,7 +7252,7 @@ static struct scsi_host_template scsih_driver_template = { .scan_finished = _scsih_scan_finished, .scan_start = _scsih_scan_start, .change_queue_depth = _scsih_change_queue_depth, - .change_queue_type = _scsih_change_queue_type, + .change_queue_type = scsi_change_queue_type, .eh_abort_handler = _scsih_abort, .eh_device_reset_handler = _scsih_dev_reset, .eh_target_reset_handler = _scsih_target_reset, diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c index eacee48a955c..d3c1fa5e76fb 100644 --- a/drivers/scsi/mvsas/mv_init.c +++ b/drivers/scsi/mvsas/mv_init.c @@ -76,6 +76,7 @@ static struct scsi_host_template mvs_sht = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = mvst_host_attrs, + .use_blk_tags = 1, }; static struct sas_domain_function_template mvs_transport_ops = { diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c index a7305ffc359d..9c331b7bfdcd 100644 --- a/drivers/scsi/ncr53c8xx.c +++ b/drivers/scsi/ncr53c8xx.c @@ -7997,10 +7997,7 @@ static int ncr53c8xx_slave_configure(struct scsi_device *device) if (depth_to_use > MAX_TAGS) depth_to_use = MAX_TAGS; - scsi_adjust_queue_depth(device, - (device->tagged_supported ? - MSG_SIMPLE_TAG : 0), - depth_to_use); + scsi_adjust_queue_depth(device, depth_to_use); /* ** Since the queue depth is not tunable under Linux, diff --git a/drivers/scsi/osd/osd_uld.c b/drivers/scsi/osd/osd_uld.c index 92cdd4b06526..243eab3d10d0 100644 --- a/drivers/scsi/osd/osd_uld.c +++ b/drivers/scsi/osd/osd_uld.c @@ -540,9 +540,9 @@ static int osd_remove(struct device *dev) */ static struct scsi_driver osd_driver = { - .owner = THIS_MODULE, .gendrv = { .name = osd_name, + .owner = THIS_MODULE, .probe = osd_probe, .remove = osd_remove, } diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c index dff37a250d79..5033223f6287 100644 --- a/drivers/scsi/osst.c +++ b/drivers/scsi/osst.c @@ -172,9 +172,9 @@ static int osst_probe(struct device *); static int osst_remove(struct device *); static struct scsi_driver osst_template = { - .owner = THIS_MODULE, .gendrv = { .name = "osst", + .owner = THIS_MODULE, .probe = osst_probe, .remove = osst_remove, } @@ -259,9 +259,10 @@ static int osst_chk_result(struct osst_tape * STp, struct osst_request * SRpnt) SRpnt->cmd[0], SRpnt->cmd[1], SRpnt->cmd[2], SRpnt->cmd[3], SRpnt->cmd[4], SRpnt->cmd[5]); if (scode) printk(OSST_DEB_MSG "%s:D: Sense: %02x, ASC: %02x, ASCQ: %02x\n", - name, scode, sense[12], sense[13]); + name, scode, sense[12], sense[13]); if (cmdstatp->have_sense) - __scsi_print_sense("osst ", SRpnt->sense, SCSI_SENSE_BUFFERSIZE); + __scsi_print_sense(STp->device, name, + SRpnt->sense, SCSI_SENSE_BUFFERSIZE); } else #endif @@ -275,7 +276,8 @@ static int osst_chk_result(struct osst_tape * STp, struct osst_request * SRpnt) SRpnt->cmd[0] != TEST_UNIT_READY)) { /* Abnormal conditions for tape */ if (cmdstatp->have_sense) { printk(KERN_WARNING "%s:W: Command with sense data:\n", name); - __scsi_print_sense("osst ", SRpnt->sense, SCSI_SENSE_BUFFERSIZE); + __scsi_print_sense(STp->device, name, + SRpnt->sense, SCSI_SENSE_BUFFERSIZE); } else { static int notyetprinted = 1; @@ -3325,19 +3327,18 @@ static int osst_write_frame(struct osst_tape * STp, struct osst_request ** aSRpn /* Lock or unlock the drive door. Don't use when struct osst_request allocated. */ static int do_door_lock(struct osst_tape * STp, int do_lock) { - int retval, cmd; + int retval; - cmd = do_lock ? SCSI_IOCTL_DOORLOCK : SCSI_IOCTL_DOORUNLOCK; #if DEBUG printk(OSST_DEB_MSG "%s:D: %socking drive door.\n", tape_name(STp), do_lock ? "L" : "Unl"); #endif - retval = scsi_ioctl(STp->device, cmd, NULL); - if (!retval) { + + retval = scsi_set_medium_removal(STp->device, + do_lock ? SCSI_REMOVAL_PREVENT : SCSI_REMOVAL_ALLOW); + if (!retval) STp->door_locked = do_lock ? ST_LOCKED_EXPLICIT : ST_UNLOCKED; - } - else { + else STp->door_locked = ST_LOCK_FAILS; - } return retval; } @@ -4967,10 +4968,10 @@ static long osst_ioctl(struct file * file, * may try and take the device offline, in which case all further * access to the device is prohibited. */ - if( !scsi_block_when_processing_errors(STp->device) ) { - retval = (-ENXIO); + retval = scsi_ioctl_block_when_processing_errors(STp->device, cmd_in, + file->f_flags & O_NDELAY); + if (retval) goto out; - } cmd_type = _IOC_TYPE(cmd_in); cmd_nr = _IOC_NR(cmd_in); diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index 666bf5af06e2..3ff759a3b74d 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -89,6 +89,7 @@ static struct scsi_host_template pm8001_sht = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = pm8001_host_attrs, + .use_blk_tags = 1, }; /** diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index bcb64eb1387f..d8b9ba251fbd 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -249,15 +249,11 @@ static int pmcraid_slave_configure(struct scsi_device *scsi_dev) PMCRAID_VSET_MAX_SECTORS); } - if (scsi_dev->tagged_supported && - (RES_IS_GSCSI(res->cfg_entry) || RES_IS_VSET(res->cfg_entry))) { - scsi_activate_tcq(scsi_dev, scsi_dev->queue_depth); - scsi_adjust_queue_depth(scsi_dev, MSG_SIMPLE_TAG, - scsi_dev->host->cmd_per_lun); - } else { - scsi_adjust_queue_depth(scsi_dev, 0, - scsi_dev->host->cmd_per_lun); - } + /* + * We never want to report TCQ support for these types of devices. + */ + if (!RES_IS_GSCSI(res->cfg_entry) && !RES_IS_VSET(res->cfg_entry)) + scsi_dev->tagged_supported = 0; return 0; } @@ -303,41 +299,12 @@ static int pmcraid_change_queue_depth(struct scsi_device *scsi_dev, int depth, if (depth > PMCRAID_MAX_CMD_PER_LUN) depth = PMCRAID_MAX_CMD_PER_LUN; - scsi_adjust_queue_depth(scsi_dev, scsi_get_tag_type(scsi_dev), depth); + scsi_adjust_queue_depth(scsi_dev, depth); return scsi_dev->queue_depth; } /** - * pmcraid_change_queue_type - Change the device's queue type - * @scsi_dev: scsi device struct - * @tag: type of tags to use - * - * Return value: - * actual queue type set - */ -static int pmcraid_change_queue_type(struct scsi_device *scsi_dev, int tag) -{ - struct pmcraid_resource_entry *res; - - res = (struct pmcraid_resource_entry *)scsi_dev->hostdata; - - if ((res) && scsi_dev->tagged_supported && - (RES_IS_GSCSI(res->cfg_entry) || RES_IS_VSET(res->cfg_entry))) { - scsi_set_tag_type(scsi_dev, tag); - - if (tag) - scsi_activate_tcq(scsi_dev, scsi_dev->queue_depth); - else - scsi_deactivate_tcq(scsi_dev, scsi_dev->queue_depth); - } else - tag = 0; - - return tag; -} - - -/** * pmcraid_init_cmdblk - initializes a command block * * @cmd: pointer to struct pmcraid_cmd to be initialized @@ -3175,36 +3142,6 @@ static int pmcraid_eh_host_reset_handler(struct scsi_cmnd *scmd) } /** - * pmcraid_task_attributes - Translate SPI Q-Tags to task attributes - * @scsi_cmd: scsi command struct - * - * Return value - * number of tags or 0 if the task is not tagged - */ -static u8 pmcraid_task_attributes(struct scsi_cmnd *scsi_cmd) -{ - char tag[2]; - u8 rc = 0; - - if (scsi_populate_tag_msg(scsi_cmd, tag)) { - switch (tag[0]) { - case MSG_SIMPLE_TAG: - rc = TASK_TAG_SIMPLE; - break; - case MSG_HEAD_TAG: - rc = TASK_TAG_QUEUE_HEAD; - break; - case MSG_ORDERED_TAG: - rc = TASK_TAG_ORDERED; - break; - }; - } - - return rc; -} - - -/** * pmcraid_init_ioadls - initializes IOADL related fields in IOARCB * @cmd: pmcraid command struct * @sgcount: count of scatter-gather elements @@ -3559,7 +3496,9 @@ static int pmcraid_queuecommand_lck( } ioarcb->request_flags0 |= NO_LINK_DESCS; - ioarcb->request_flags1 |= pmcraid_task_attributes(scsi_cmd); + + if (scsi_cmd->flags & SCMD_TAGGED) + ioarcb->request_flags1 |= TASK_TAG_SIMPLE; if (RES_IS_GSCSI(res->cfg_entry)) ioarcb->request_flags1 |= DELAY_AFTER_RESET; @@ -4320,7 +4259,7 @@ static struct scsi_host_template pmcraid_host_template = { .slave_configure = pmcraid_slave_configure, .slave_destroy = pmcraid_slave_destroy, .change_queue_depth = pmcraid_change_queue_depth, - .change_queue_type = pmcraid_change_queue_type, + .change_queue_type = scsi_change_queue_type, .can_queue = PMCRAID_MAX_IO_CMD, .this_id = -1, .sg_tablesize = PMCRAID_MAX_IOADLS, @@ -4329,7 +4268,8 @@ static struct scsi_host_template pmcraid_host_template = { .cmd_per_lun = PMCRAID_MAX_CMD_PER_LUN, .use_clustering = ENABLE_CLUSTERING, .shost_attrs = pmcraid_host_attrs, - .proc_name = PMCRAID_DRIVER_NAME + .proc_name = PMCRAID_DRIVER_NAME, + .use_blk_tags = 1, }; /* diff --git a/drivers/scsi/ps3rom.c b/drivers/scsi/ps3rom.c index ef23fabe3924..b3b48b5a984c 100644 --- a/drivers/scsi/ps3rom.c +++ b/drivers/scsi/ps3rom.c @@ -220,10 +220,6 @@ static int ps3rom_queuecommand_lck(struct scsi_cmnd *cmd, unsigned char opcode; int res; -#ifdef DEBUG - scsi_print_command(cmd); -#endif - priv->curr_cmd = cmd; cmd->scsi_done = done; diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 158020522dfb..adedb6ef8eec 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -1224,10 +1224,9 @@ qla1280_slave_configure(struct scsi_device *device) if (device->tagged_supported && (ha->bus_settings[bus].qtag_enables & (BIT_0 << target))) { - scsi_adjust_queue_depth(device, MSG_ORDERED_TAG, - ha->bus_settings[bus].hiwat); + scsi_adjust_queue_depth(device, ha->bus_settings[bus].hiwat); } else { - scsi_adjust_queue_depth(device, 0, default_depth); + scsi_adjust_queue_depth(device, default_depth); } nv->bus[bus].target[target].parameter.enable_sync = device->sdtr; diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index f0edb07f3198..a1ab25fca874 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -325,7 +325,6 @@ qla2x00_start_scsi(srb_t *sp) struct qla_hw_data *ha; struct req_que *req; struct rsp_que *rsp; - char tag[2]; /* Setup device pointers. */ ret = 0; @@ -404,26 +403,7 @@ qla2x00_start_scsi(srb_t *sp) /* Set target ID and LUN number*/ SET_TARGET_ID(ha, cmd_pkt->target, sp->fcport->loop_id); cmd_pkt->lun = cpu_to_le16(cmd->device->lun); - - /* Update tagged queuing modifier */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - cmd_pkt->control_flags = - __constant_cpu_to_le16(CF_HEAD_TAG); - break; - case ORDERED_QUEUE_TAG: - cmd_pkt->control_flags = - __constant_cpu_to_le16(CF_ORDERED_TAG); - break; - default: - cmd_pkt->control_flags = - __constant_cpu_to_le16(CF_SIMPLE_TAG); - break; - } - } else { - cmd_pkt->control_flags = __constant_cpu_to_le16(CF_SIMPLE_TAG); - } + cmd_pkt->control_flags = __constant_cpu_to_le16(CF_SIMPLE_TAG); /* Load SCSI command packet. */ memcpy(cmd_pkt->scsi_cdb, cmd->cmnd, cmd->cmd_len); @@ -1264,7 +1244,6 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, uint16_t fcp_cmnd_len; struct fcp_cmnd *fcp_cmnd; dma_addr_t crc_ctx_dma; - char tag[2]; cmd = GET_CMD_SP(sp); @@ -1356,25 +1335,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, cmd_pkt->fcp_cmnd_dseg_address[1] = cpu_to_le32( MSD(crc_ctx_dma + CRC_CONTEXT_FCPCMND_OFF)); fcp_cmnd->task_management = 0; - - /* - * Update tagged queuing modifier if using command tag queuing - */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - fcp_cmnd->task_attribute = TSK_HEAD_OF_QUEUE; - break; - case ORDERED_QUEUE_TAG: - fcp_cmnd->task_attribute = TSK_ORDERED; - break; - default: - fcp_cmnd->task_attribute = TSK_SIMPLE; - break; - } - } else { - fcp_cmnd->task_attribute = TSK_SIMPLE; - } + fcp_cmnd->task_attribute = TSK_SIMPLE; cmd_pkt->fcp_rsp_dseg_len = 0; /* Let response come in status iocb */ @@ -1495,7 +1456,6 @@ qla24xx_start_scsi(srb_t *sp) struct scsi_cmnd *cmd = GET_CMD_SP(sp); struct scsi_qla_host *vha = sp->fcport->vha; struct qla_hw_data *ha = vha->hw; - char tag[2]; /* Setup device pointers. */ ret = 0; @@ -1578,22 +1538,7 @@ qla24xx_start_scsi(srb_t *sp) int_to_scsilun(cmd->device->lun, &cmd_pkt->lun); host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun)); - /* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - cmd_pkt->task = TSK_HEAD_OF_QUEUE; - break; - case ORDERED_QUEUE_TAG: - cmd_pkt->task = TSK_ORDERED; - break; - default: - cmd_pkt->task = TSK_SIMPLE; - break; - } - } else { - cmd_pkt->task = TSK_SIMPLE; - } + cmd_pkt->task = TSK_SIMPLE; /* Load SCSI command packet. */ memcpy(cmd_pkt->fcp_cdb, cmd->cmnd, cmd->cmd_len); @@ -2310,7 +2255,6 @@ qla82xx_start_scsi(srb_t *sp) struct qla_hw_data *ha = vha->hw; struct req_que *req = NULL; struct rsp_que *rsp = NULL; - char tag[2]; /* Setup device pointers. */ ret = 0; @@ -2489,22 +2433,6 @@ sufficient_dsds: else if (cmd->sc_data_direction == DMA_FROM_DEVICE) ctx->fcp_cmnd->additional_cdb_len |= 2; - /* - * Update tagged queuing modifier -- default is TSK_SIMPLE (0). - */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - ctx->fcp_cmnd->task_attribute = - TSK_HEAD_OF_QUEUE; - break; - case ORDERED_QUEUE_TAG: - ctx->fcp_cmnd->task_attribute = - TSK_ORDERED; - break; - } - } - /* Populate the FCP_PRIO. */ if (ha->flags.fcp_prio_enabled) ctx->fcp_cmnd->task_attribute |= @@ -2565,20 +2493,6 @@ sufficient_dsds: host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun)); - /* - * Update tagged queuing modifier -- default is TSK_SIMPLE (0). - */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - cmd_pkt->task = TSK_HEAD_OF_QUEUE; - break; - case ORDERED_QUEUE_TAG: - cmd_pkt->task = TSK_ORDERED; - break; - } - } - /* Populate the FCP_PRIO. */ if (ha->flags.fcp_prio_enabled) cmd_pkt->task |= sp->fcport->fcp_prio << 3; diff --git a/drivers/scsi/qla2xxx/qla_mr.c b/drivers/scsi/qla2xxx/qla_mr.c index 80867599527d..6d190b4b82a0 100644 --- a/drivers/scsi/qla2xxx/qla_mr.c +++ b/drivers/scsi/qla2xxx/qla_mr.c @@ -3086,7 +3086,6 @@ qlafx00_start_scsi(srb_t *sp) struct cmd_type_7_fx00 *cmd_pkt; struct cmd_type_7_fx00 lcmd_pkt; struct scsi_lun llun; - char tag[2]; /* Setup device pointers. */ ret = 0; @@ -3157,18 +3156,6 @@ qlafx00_start_scsi(srb_t *sp) host_to_adap((uint8_t *)&llun, (uint8_t *)&lcmd_pkt.lun, sizeof(lcmd_pkt.lun)); - /* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */ - if (scsi_populate_tag_msg(cmd, tag)) { - switch (tag[0]) { - case HEAD_OF_QUEUE_TAG: - lcmd_pkt.task = TSK_HEAD_OF_QUEUE; - break; - case ORDERED_QUEUE_TAG: - lcmd_pkt.task = TSK_ORDERED; - break; - } - } - /* Load SCSI command packet. */ host_to_adap(cmd->cmnd, lcmd_pkt.fcp_cdb, sizeof(lcmd_pkt.fcp_cdb)); lcmd_pkt.byte_count = cpu_to_le32((uint32_t)scsi_bufflen(cmd)); diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index db3dbd999cb6..33166ebec7d8 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -237,7 +237,6 @@ static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); static int qla2xxx_eh_host_reset(struct scsi_cmnd *); static int qla2x00_change_queue_depth(struct scsi_device *, int, int); -static int qla2x00_change_queue_type(struct scsi_device *, int); static void qla2x00_clear_drv_active(struct qla_hw_data *); static void qla2x00_free_device(scsi_qla_host_t *); static void qla83xx_disable_laser(scsi_qla_host_t *vha); @@ -260,7 +259,7 @@ struct scsi_host_template qla2xxx_driver_template = { .scan_finished = qla2xxx_scan_finished, .scan_start = qla2xxx_scan_start, .change_queue_depth = qla2x00_change_queue_depth, - .change_queue_type = qla2x00_change_queue_type, + .change_queue_type = scsi_change_queue_type, .this_id = -1, .cmd_per_lun = 3, .use_clustering = ENABLE_CLUSTERING, @@ -270,6 +269,7 @@ struct scsi_host_template qla2xxx_driver_template = { .shost_attrs = qla2x00_host_attrs, .supported_mode = MODE_INITIATOR, + .use_blk_tags = 1, }; static struct scsi_transport_template *qla2xxx_transport_template = NULL; @@ -1405,10 +1405,7 @@ qla2xxx_slave_configure(struct scsi_device *sdev) if (IS_T10_PI_CAPABLE(vha->hw)) blk_queue_update_dma_alignment(sdev->request_queue, 0x7); - if (sdev->tagged_supported) - scsi_activate_tcq(sdev, req->max_q_depth); - else - scsi_deactivate_tcq(sdev, req->max_q_depth); + scsi_adjust_queue_depth(sdev, req->max_q_depth); return 0; } @@ -1443,10 +1440,7 @@ static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth) if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth) return; - if (sdev->ordered_tags) - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth); - else - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth); + scsi_adjust_queue_depth(sdev, qdepth); ql_dbg(ql_dbg_io, vha, 0x302a, "Queue depth adjusted-up to %d for nexus=%ld:%d:%llu.\n", @@ -1458,7 +1452,7 @@ qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) { switch (reason) { case SCSI_QDEPTH_DEFAULT: - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); break; case SCSI_QDEPTH_QFULL: qla2x00_handle_queue_full(sdev, qdepth); @@ -1473,21 +1467,6 @@ qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) return sdev->queue_depth; } -static int -qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - /** * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. * @ha: HA context diff --git a/drivers/scsi/qla4xxx/ql4_iocb.c b/drivers/scsi/qla4xxx/ql4_iocb.c index 08ab6dac226d..17222eb49762 100644 --- a/drivers/scsi/qla4xxx/ql4_iocb.c +++ b/drivers/scsi/qla4xxx/ql4_iocb.c @@ -280,7 +280,6 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb) uint16_t req_cnt; unsigned long flags; uint32_t index; - char tag[2]; /* Get real lun and adapter */ ddb_entry = srb->ddb; @@ -352,15 +351,6 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb) /* Set tagged queueing control flags */ cmd_entry->control_flags |= CF_SIMPLE_TAG; - if (scsi_populate_tag_msg(cmd, tag)) - switch (tag[0]) { - case MSG_HEAD_TAG: - cmd_entry->control_flags |= CF_HEAD_TAG; - break; - case MSG_ORDERED_TAG: - cmd_entry->control_flags |= CF_ORDERED_TAG; - break; - } qla4xxx_advance_req_ring_ptr(ha); qla4xxx_build_scsi_iocbs(srb, cmd_entry, tot_dsds); diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 199fcf79a051..f8724f2e0158 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -162,8 +162,6 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd); static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd); static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd); static int qla4xxx_slave_alloc(struct scsi_device *device); -static int qla4xxx_slave_configure(struct scsi_device *device); -static void qla4xxx_slave_destroy(struct scsi_device *sdev); static umode_t qla4_attr_is_visible(int param_type, int param); static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type); static int qla4xxx_change_queue_depth(struct scsi_device *sdev, int qdepth, @@ -204,9 +202,7 @@ static struct scsi_host_template qla4xxx_driver_template = { .eh_host_reset_handler = qla4xxx_eh_host_reset, .eh_timed_out = qla4xxx_eh_cmd_timed_out, - .slave_configure = qla4xxx_slave_configure, .slave_alloc = qla4xxx_slave_alloc, - .slave_destroy = qla4xxx_slave_destroy, .change_queue_depth = qla4xxx_change_queue_depth, .this_id = -1, @@ -218,6 +214,7 @@ static struct scsi_host_template qla4xxx_driver_template = { .shost_attrs = qla4xxx_host_attrs, .host_reset = qla4xxx_host_reset, .vendor_id = SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC, + .use_blk_tags = 1, }; static struct iscsi_transport qla4xxx_iscsi_transport = { @@ -9060,26 +9057,14 @@ static int qla4xxx_slave_alloc(struct scsi_device *sdev) ddb = sess->dd_data; sdev->hostdata = ddb; - sdev->tagged_supported = 1; if (ql4xmaxqdepth != 0 && ql4xmaxqdepth <= 0xffffU) queue_depth = ql4xmaxqdepth; - scsi_activate_tcq(sdev, queue_depth); + scsi_adjust_queue_depth(sdev, queue_depth); return 0; } -static int qla4xxx_slave_configure(struct scsi_device *sdev) -{ - sdev->tagged_supported = 1; - return 0; -} - -static void qla4xxx_slave_destroy(struct scsi_device *sdev) -{ - scsi_deactivate_tcq(sdev, 1); -} - static int qla4xxx_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) { diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 79c77b485a67..2d9730432233 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -527,9 +527,9 @@ void scsi_log_send(struct scsi_cmnd *cmd) * * 1: nothing (match completion) * - * 2: log opcode + command of all commands + * 2: log opcode + command of all commands + cmd address * - * 3: same as 2 plus dump cmd address + * 3: same as 2 * * 4: same as 3 plus dump extra junk */ @@ -537,10 +537,8 @@ void scsi_log_send(struct scsi_cmnd *cmd) level = SCSI_LOG_LEVEL(SCSI_LOG_MLQUEUE_SHIFT, SCSI_LOG_MLQUEUE_BITS); if (level > 1) { - scmd_printk(KERN_INFO, cmd, "Send: "); - if (level > 2) - printk("0x%p ", cmd); - printk("\n"); + scmd_printk(KERN_INFO, cmd, + "Send: scmd 0x%p\n", cmd); scsi_print_command(cmd); if (level > 3) { printk(KERN_INFO "buffer = 0x%p, bufflen = %d," @@ -565,7 +563,7 @@ void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) * * 2: same as 1 but for all command completions. * - * 3: same as 2 plus dump cmd address + * 3: same as 2 * * 4: same as 3 plus dump extra junk */ @@ -574,39 +572,10 @@ void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) SCSI_LOG_MLCOMPLETE_BITS); if (((level > 0) && (cmd->result || disposition != SUCCESS)) || (level > 1)) { - scmd_printk(KERN_INFO, cmd, "Done: "); - if (level > 2) - printk("0x%p ", cmd); - /* - * Dump truncated values, so we usually fit within - * 80 chars. - */ - switch (disposition) { - case SUCCESS: - printk("SUCCESS\n"); - break; - case NEEDS_RETRY: - printk("RETRY\n"); - break; - case ADD_TO_MLQUEUE: - printk("MLQUEUE\n"); - break; - case FAILED: - printk("FAILED\n"); - break; - case TIMEOUT_ERROR: - /* - * If called via scsi_times_out. - */ - printk("TIMEOUT\n"); - break; - default: - printk("UNKNOWN\n"); - } - scsi_print_result(cmd); + scsi_print_result(cmd, "Done: ", disposition); scsi_print_command(cmd); if (status_byte(cmd->result) & CHECK_CONDITION) - scsi_print_sense("", cmd); + scsi_print_sense(cmd); if (level > 3) scmd_printk(KERN_INFO, cmd, "scsi host busy %d failed %d\n", @@ -634,87 +603,6 @@ void scsi_cmd_get_serial(struct Scsi_Host *host, struct scsi_cmnd *cmd) EXPORT_SYMBOL(scsi_cmd_get_serial); /** - * scsi_dispatch_command - Dispatch a command to the low-level driver. - * @cmd: command block we are dispatching. - * - * Return: nonzero return request was rejected and device's queue needs to be - * plugged. - */ -int scsi_dispatch_cmd(struct scsi_cmnd *cmd) -{ - struct Scsi_Host *host = cmd->device->host; - int rtn = 0; - - atomic_inc(&cmd->device->iorequest_cnt); - - /* check if the device is still usable */ - if (unlikely(cmd->device->sdev_state == SDEV_DEL)) { - /* in SDEV_DEL we error all commands. DID_NO_CONNECT - * returns an immediate error upwards, and signals - * that the device is no longer present */ - cmd->result = DID_NO_CONNECT << 16; - goto done; - } - - /* Check to see if the scsi lld made this device blocked. */ - if (unlikely(scsi_device_blocked(cmd->device))) { - /* - * in blocked state, the command is just put back on - * the device queue. The suspend state has already - * blocked the queue so future requests should not - * occur until the device transitions out of the - * suspend state. - */ - SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, - "queuecommand : device blocked\n")); - return SCSI_MLQUEUE_DEVICE_BUSY; - } - - /* Store the LUN value in cmnd, if needed. */ - if (cmd->device->lun_in_cdb) - cmd->cmnd[1] = (cmd->cmnd[1] & 0x1f) | - (cmd->device->lun << 5 & 0xe0); - - scsi_log_send(cmd); - - /* - * Before we queue this command, check if the command - * length exceeds what the host adapter can handle. - */ - if (cmd->cmd_len > cmd->device->host->max_cmd_len) { - SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, - "queuecommand : command too long. " - "cdb_size=%d host->max_cmd_len=%d\n", - cmd->cmd_len, cmd->device->host->max_cmd_len)); - cmd->result = (DID_ABORT << 16); - goto done; - } - - if (unlikely(host->shost_state == SHOST_DEL)) { - cmd->result = (DID_NO_CONNECT << 16); - goto done; - - } - - trace_scsi_dispatch_cmd_start(cmd); - rtn = host->hostt->queuecommand(host, cmd); - if (rtn) { - trace_scsi_dispatch_cmd_error(cmd, rtn); - if (rtn != SCSI_MLQUEUE_DEVICE_BUSY && - rtn != SCSI_MLQUEUE_TARGET_BUSY) - rtn = SCSI_MLQUEUE_HOST_BUSY; - - SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, - "queuecommand : request rejected\n")); - } - - return rtn; - done: - cmd->scsi_done(cmd); - return 0; -} - -/** * scsi_finish_command - cleanup and pass command back to upper layer * @cmd: the command * @@ -775,8 +663,6 @@ void scsi_finish_command(struct scsi_cmnd *cmd) /** * scsi_adjust_queue_depth - Let low level drivers change a device's queue depth * @sdev: SCSI Device in question - * @tagged: Do we use tagged queueing (non-0) or do we treat - * this device as an untagged device (0) * @tags: Number of tags allowed if tagged queueing enabled, * or number of commands the low level driver can * queue up in non-tagged mode (as per cmd_per_lun). @@ -790,7 +676,7 @@ void scsi_finish_command(struct scsi_cmnd *cmd) * currently active and whether or not it even has the * command blocks built yet. */ -void scsi_adjust_queue_depth(struct scsi_device *sdev, int tagged, int tags) +void scsi_adjust_queue_depth(struct scsi_device *sdev, int tags) { unsigned long flags; @@ -818,26 +704,6 @@ void scsi_adjust_queue_depth(struct scsi_device *sdev, int tagged, int tags) } sdev->queue_depth = tags; - switch (tagged) { - case 0: - sdev->ordered_tags = 0; - sdev->simple_tags = 0; - break; - case MSG_ORDERED_TAG: - sdev->ordered_tags = 1; - sdev->simple_tags = 1; - break; - case MSG_SIMPLE_TAG: - sdev->ordered_tags = 0; - sdev->simple_tags = 1; - break; - default: - sdev->ordered_tags = 0; - sdev->simple_tags = 0; - sdev_printk(KERN_WARNING, sdev, - "scsi_adjust_queue_depth, bad queue type, " - "disabled\n"); - } out: spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); } @@ -885,19 +751,33 @@ int scsi_track_queue_full(struct scsi_device *sdev, int depth) return 0; if (sdev->last_queue_full_depth < 8) { /* Drop back to untagged */ - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); + scsi_set_tag_type(sdev, 0); + scsi_adjust_queue_depth(sdev, sdev->host->cmd_per_lun); return -1; } - - if (sdev->ordered_tags) - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); - else - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, depth); + + scsi_adjust_queue_depth(sdev, depth); return depth; } EXPORT_SYMBOL(scsi_track_queue_full); /** + * scsi_change_queue_type() - Change a device's queue type + * @sdev: The SCSI device whose queue depth is to change + * @tag_type: Identifier for queue type + */ +int scsi_change_queue_type(struct scsi_device *sdev, int tag_type) +{ + if (!sdev->tagged_supported) + return 0; + + scsi_set_tag_type(sdev, tag_type); + return tag_type; + +} +EXPORT_SYMBOL(scsi_change_queue_type); + +/** * scsi_vpd_inquiry - Request a device provide us with a VPD page * @sdev: The device to ask * @buffer: Where to put the result diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 238e06f13b8a..378e0aae29ca 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -2701,10 +2701,6 @@ static int scsi_debug_slave_configure(struct scsi_device *sdp) if (NULL == devip) return 1; /* no resources, will be marked offline */ sdp->hostdata = devip; - sdp->tagged_supported = 1; - if (sdp->host->cmd_per_lun) - scsi_adjust_queue_depth(sdp, DEF_TAGGED_QUEUING, - DEF_CMD_PER_LUN); blk_queue_max_segment_size(sdp->request_queue, -1U); if (scsi_debug_no_uld) sdp->no_uld_attach = 1; @@ -4214,7 +4210,7 @@ scsi_debug_queuecommand(struct scsi_cmnd *SCpnt) case READ_CAPACITY: errsts = resp_readcap(SCpnt, devip); break; - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if (cmd[1] == SAI_READ_CAPACITY_16) errsts = resp_readcap16(SCpnt, devip); else if (cmd[1] == SAI_GET_LBA_STATUS) { @@ -4494,7 +4490,7 @@ sdebug_change_qdepth(struct scsi_device *sdev, int qdepth, int reason) /* allow to exceed max host queued_arr elements for testing */ if (qdepth > SCSI_DEBUG_CANQUEUE + 10) qdepth = SCSI_DEBUG_CANQUEUE + 10; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); } else if (reason == SCSI_QDEPTH_QFULL) scsi_track_queue_full(sdev, qdepth); else @@ -4532,14 +4528,7 @@ sdebug_change_qdepth(struct scsi_device *sdev, int qdepth, int reason) static int sdebug_change_qtype(struct scsi_device *sdev, int qtype) { - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, qtype); - if (qtype) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - qtype = 0; + qtype = scsi_change_queue_type(sdev, qtype); if (SCSI_DEBUG_OPT_Q_NOISE & scsi_debug_opts) { const char *cp; diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index bc5ff6ff9c79..96627bae753c 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -36,6 +36,7 @@ #include <scsi/scsi_transport.h> #include <scsi/scsi_host.h> #include <scsi/scsi_ioctl.h> +#include <scsi/sg.h> #include "scsi_priv.h" #include "scsi_logging.h" @@ -157,8 +158,9 @@ scmd_eh_abort_handler(struct work_struct *work) } else { SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd, - "scmd %p abort failed, rtn %d\n", - scmd, rtn)); + "scmd %p abort %s\n", scmd, + (rtn == FAST_IO_FAIL) ? + "not send" : "failed")); } } @@ -355,7 +357,7 @@ static inline void scsi_eh_prt_fail_stats(struct Scsi_Host *shost, if (cmd_cancel || cmd_failed) { SCSI_LOG_ERROR_RECOVERY(3, - sdev_printk(KERN_INFO, sdev, + shost_printk(KERN_INFO, shost, "%s: cmds failed: %d, cancel: %d\n", __func__, cmd_failed, cmd_cancel)); @@ -869,7 +871,24 @@ static int scsi_try_bus_device_reset(struct scsi_cmnd *scmd) return rtn; } -static int scsi_try_to_abort_cmd(struct scsi_host_template *hostt, struct scsi_cmnd *scmd) +/** + * scsi_try_to_abort_cmd - Ask host to abort a SCSI command + * @scmd: SCSI cmd used to send a target reset + * + * Return value: + * SUCCESS, FAILED, or FAST_IO_FAIL + * + * Notes: + * SUCCESS does not necessarily indicate that the command + * has been aborted; it only indicates that the LLDDs + * has cleared all references to that command. + * LLDDs should return FAILED only if an abort was required + * but could not be executed. LLDDs should return FAST_IO_FAIL + * if the device is temporarily unavailable (eg due to a + * link down on FibreChannel) + */ +static int scsi_try_to_abort_cmd(struct scsi_host_template *hostt, + struct scsi_cmnd *scmd) { if (!hostt->eh_abort_handler) return FAILED; @@ -1156,9 +1175,9 @@ int scsi_eh_get_sense(struct list_head *work_q, shost = scmd->device->host; if (scsi_host_eh_past_deadline(shost)) { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + scmd_printk(KERN_INFO, scmd, + "%s: skip request sense, past eh deadline\n", + current->comm)); break; } if (status_byte(scmd->result) != CHECK_CONDITION) @@ -1180,7 +1199,7 @@ int scsi_eh_get_sense(struct list_head *work_q, SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd, "sense requested for %p result %x\n", scmd, scmd->result)); - SCSI_LOG_ERROR_RECOVERY(3, scsi_print_sense("bh", scmd)); + SCSI_LOG_ERROR_RECOVERY(3, scsi_print_sense(scmd)); rtn = scsi_decide_disposition(scmd); @@ -1265,9 +1284,9 @@ static int scsi_eh_test_devices(struct list_head *cmd_list, /* Push items back onto work_q */ list_splice_init(cmd_list, work_q); SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, sdev->host, - "skip %s, past eh deadline", - __func__)); + sdev_printk(KERN_INFO, sdev, + "%s: skip test device, past eh deadline", + current->comm)); break; } } @@ -1318,21 +1337,20 @@ static int scsi_eh_abort_cmds(struct list_head *work_q, if (scsi_host_eh_past_deadline(shost)) { list_splice_init(&check_list, work_q); SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + scmd_printk(KERN_INFO, scmd, + "%s: skip aborting cmd, past eh deadline\n", + current->comm)); return list_empty(work_q); } SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: aborting cmd: 0x%p\n", - current->comm, scmd)); + scmd_printk(KERN_INFO, scmd, + "%s: aborting cmd\n", current->comm)); rtn = scsi_try_to_abort_cmd(shost->hostt, scmd); if (rtn == FAILED) { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: aborting cmd failed: 0x%p\n", - current->comm, scmd)); + scmd_printk(KERN_INFO, scmd, + "%s: aborting cmd failed\n", + current->comm)); list_splice_init(&check_list, work_q); return list_empty(work_q); } @@ -1390,9 +1408,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost, shost_for_each_device(sdev, shost) { if (scsi_host_eh_past_deadline(shost)) { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + sdev_printk(KERN_INFO, sdev, + "%s: skip START_UNIT, past eh deadline\n", + current->comm)); break; } stu_scmd = NULL; @@ -1407,9 +1425,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost, continue; SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: Sending START_UNIT to sdev: 0x%p\n", - current->comm, sdev)); + sdev_printk(KERN_INFO, sdev, + "%s: Sending START_UNIT\n", + current->comm)); if (!scsi_eh_try_stu(stu_scmd)) { if (!scsi_device_online(sdev) || @@ -1423,9 +1441,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost, } } else { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: START_UNIT failed to sdev:" - " 0x%p\n", current->comm, sdev)); + sdev_printk(KERN_INFO, sdev, + "%s: START_UNIT failed\n", + current->comm)); } } @@ -1456,9 +1474,9 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, shost_for_each_device(sdev, shost) { if (scsi_host_eh_past_deadline(shost)) { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + sdev_printk(KERN_INFO, sdev, + "%s: skip BDR, past eh deadline\n", + current->comm)); break; } bdr_scmd = NULL; @@ -1472,9 +1490,8 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, continue; SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: Sending BDR sdev: 0x%p\n", - current->comm, sdev)); + sdev_printk(KERN_INFO, sdev, + "%s: Sending BDR\n", current->comm)); rtn = scsi_try_bus_device_reset(bdr_scmd); if (rtn == SUCCESS || rtn == FAST_IO_FAIL) { if (!scsi_device_online(sdev) || @@ -1490,9 +1507,8 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, } } else { SCSI_LOG_ERROR_RECOVERY(3, - shost_printk(KERN_INFO, shost, - "%s: BDR failed sdev: 0x%p\n", - current->comm, sdev)); + sdev_printk(KERN_INFO, sdev, + "%s: BDR failed\n", current->comm)); } } @@ -1528,8 +1544,8 @@ static int scsi_eh_target_reset(struct Scsi_Host *shost, list_splice_init(&tmp_list, work_q); SCSI_LOG_ERROR_RECOVERY(3, shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + "%s: Skip target reset, past eh deadline\n", + current->comm)); return list_empty(work_q); } @@ -1591,8 +1607,8 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost, list_splice_init(&check_list, work_q); SCSI_LOG_ERROR_RECOVERY(3, shost_printk(KERN_INFO, shost, - "skip %s, past eh deadline\n", - __func__)); + "%s: skip BRST, past eh deadline\n", + current->comm)); return list_empty(work_q); } @@ -2193,9 +2209,9 @@ int scsi_error_handler(void *data) */ if (!shost->eh_noresume && scsi_autopm_get_host(shost) != 0) { SCSI_LOG_ERROR_RECOVERY(1, - printk(KERN_ERR "Error handler scsi_eh_%d " - "unable to autoresume\n", - shost->host_no)); + shost_printk(KERN_ERR, shost, + "scsi_eh_%d: unable to autoresume\n", + shost->host_no)); continue; } @@ -2296,42 +2312,34 @@ scsi_reset_provider_done_command(struct scsi_cmnd *scmd) { } -/* - * Function: scsi_reset_provider - * - * Purpose: Send requested reset to a bus or device at any phase. - * - * Arguments: device - device to send reset to - * flag - reset type (see scsi.h) - * - * Returns: SUCCESS/FAILURE. - * - * Notes: This is used by the SCSI Generic driver to provide - * Bus/Device reset capability. +/** + * scsi_ioctl_reset: explicitly reset a host/bus/target/device + * @dev: scsi_device to operate on + * @arg: reset type (see sg.h) */ int -scsi_reset_provider(struct scsi_device *dev, int flag) +scsi_ioctl_reset(struct scsi_device *dev, int __user *arg) { struct scsi_cmnd *scmd; struct Scsi_Host *shost = dev->host; struct request req; unsigned long flags; - int rtn; + int error = 0, rtn, val; - if (scsi_autopm_get_host(shost) < 0) - return FAILED; + if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) + return -EACCES; - if (!get_device(&dev->sdev_gendev)) { - rtn = FAILED; - goto out_put_autopm_host; - } + error = get_user(val, arg); + if (error) + return error; + + if (scsi_autopm_get_host(shost) < 0) + return -EIO; + error = -EIO; scmd = scsi_get_command(dev, GFP_KERNEL); - if (!scmd) { - rtn = FAILED; - put_device(&dev->sdev_gendev); + if (!scmd) goto out_put_autopm_host; - } blk_rq_init(NULL, &req); scmd->request = &req; @@ -2349,29 +2357,37 @@ scsi_reset_provider(struct scsi_device *dev, int flag) shost->tmf_in_progress = 1; spin_unlock_irqrestore(shost->host_lock, flags); - switch (flag) { - case SCSI_TRY_RESET_DEVICE: + switch (val & ~SG_SCSI_RESET_NO_ESCALATE) { + case SG_SCSI_RESET_NOTHING: + rtn = SUCCESS; + break; + case SG_SCSI_RESET_DEVICE: rtn = scsi_try_bus_device_reset(scmd); - if (rtn == SUCCESS) + if (rtn == SUCCESS || (val & SG_SCSI_RESET_NO_ESCALATE)) break; /* FALLTHROUGH */ - case SCSI_TRY_RESET_TARGET: + case SG_SCSI_RESET_TARGET: rtn = scsi_try_target_reset(scmd); - if (rtn == SUCCESS) + if (rtn == SUCCESS || (val & SG_SCSI_RESET_NO_ESCALATE)) break; /* FALLTHROUGH */ - case SCSI_TRY_RESET_BUS: + case SG_SCSI_RESET_BUS: rtn = scsi_try_bus_reset(scmd); - if (rtn == SUCCESS) + if (rtn == SUCCESS || (val & SG_SCSI_RESET_NO_ESCALATE)) break; /* FALLTHROUGH */ - case SCSI_TRY_RESET_HOST: + case SG_SCSI_RESET_HOST: rtn = scsi_try_host_reset(scmd); - break; + if (rtn == SUCCESS) + break; default: + /* FALLTHROUGH */ rtn = FAILED; + break; } + error = (rtn == SUCCESS) ? 0 : -EIO; + spin_lock_irqsave(shost->host_lock, flags); shost->tmf_in_progress = 0; spin_unlock_irqrestore(shost->host_lock, flags); @@ -2385,15 +2401,15 @@ scsi_reset_provider(struct scsi_device *dev, int flag) "waking up host to restart after TMF\n")); wake_up(&shost->host_wait); - scsi_run_host_queues(shost); - scsi_next_command(scmd); + scsi_put_command(scmd); + out_put_autopm_host: scsi_autopm_put_host(shost); - return rtn; + return error; } -EXPORT_SYMBOL(scsi_reset_provider); +EXPORT_SYMBOL(scsi_ioctl_reset); /** * scsi_normalize_sense - normalize main elements from either fixed or @@ -2412,20 +2428,20 @@ EXPORT_SYMBOL(scsi_reset_provider); * responded to a SCSI command with the CHECK_CONDITION status. * * Return value: - * 1 if valid sense data information found, else 0; + * true if valid sense data information found, else false; */ -int scsi_normalize_sense(const u8 *sense_buffer, int sb_len, - struct scsi_sense_hdr *sshdr) +bool scsi_normalize_sense(const u8 *sense_buffer, int sb_len, + struct scsi_sense_hdr *sshdr) { if (!sense_buffer || !sb_len) - return 0; + return false; memset(sshdr, 0, sizeof(struct scsi_sense_hdr)); sshdr->response_code = (sense_buffer[0] & 0x7f); if (!scsi_sense_valid(sshdr)) - return 0; + return false; if (sshdr->response_code >= 0x72) { /* @@ -2455,12 +2471,12 @@ int scsi_normalize_sense(const u8 *sense_buffer, int sb_len, } } - return 1; + return true; } EXPORT_SYMBOL(scsi_normalize_sense); -int scsi_command_normalize_sense(struct scsi_cmnd *cmd, - struct scsi_sense_hdr *sshdr) +bool scsi_command_normalize_sense(const struct scsi_cmnd *cmd, + struct scsi_sense_hdr *sshdr) { return scsi_normalize_sense(cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE, sshdr); diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c index 1aaaf43c6803..c4f7b56fa6f6 100644 --- a/drivers/scsi/scsi_ioctl.c +++ b/drivers/scsi/scsi_ioctl.c @@ -126,7 +126,7 @@ static int ioctl_internal_command(struct scsi_device *sdev, char *cmd, sdev_printk(KERN_INFO, sdev, "ioctl_internal_command return code = %x\n", result); - scsi_print_sense_hdr(" ", &sshdr); + scsi_print_sense_hdr(sdev, NULL, &sshdr); break; } } @@ -200,19 +200,6 @@ int scsi_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) { char scsi_cmd[MAX_COMMAND_SIZE]; - /* No idea how this happens.... */ - if (!sdev) - return -ENXIO; - - /* - * If we are in the middle of error recovery, don't let anyone - * else try and use this device. Also, if error recovery fails, it - * may try and take the device offline, in which case all further - * access to the device is prohibited. - */ - if (!scsi_block_when_processing_errors(sdev)) - return -ENODEV; - /* Check for deprecated ioctls ... all the ioctls which don't * follow the new unique numbering scheme are deprecated */ switch (cmd) { @@ -273,6 +260,8 @@ int scsi_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) START_STOP_TIMEOUT, NORMAL_RETRIES); case SCSI_IOCTL_GET_PCI: return scsi_ioctl_get_pci(sdev, arg); + case SG_SCSI_RESET: + return scsi_ioctl_reset(sdev, arg); default: if (sdev->host->hostt->ioctl) return sdev->host->hostt->ioctl(sdev, cmd, arg); @@ -281,55 +270,20 @@ int scsi_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) } EXPORT_SYMBOL(scsi_ioctl); -/** - * scsi_nonblockable_ioctl() - Handle SG_SCSI_RESET - * @sdev: scsi device receiving ioctl - * @cmd: Must be SC_SCSI_RESET - * @arg: pointer to int containing SG_SCSI_RESET_{DEVICE,BUS,HOST} - * @ndelay: file mode O_NDELAY flag +/* + * We can process a reset even when a device isn't fully operable. */ -int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd, - void __user *arg, int ndelay) +int scsi_ioctl_block_when_processing_errors(struct scsi_device *sdev, int cmd, + bool ndelay) { - int val, result; - - /* The first set of iocts may be executed even if we're doing - * error processing, as long as the device was opened - * non-blocking */ - if (ndelay) { + if (cmd == SG_SCSI_RESET && ndelay) { if (scsi_host_in_recovery(sdev->host)) + return -EAGAIN; + } else { + if (!scsi_block_when_processing_errors(sdev)) return -ENODEV; - } else if (!scsi_block_when_processing_errors(sdev)) - return -ENODEV; - - switch (cmd) { - case SG_SCSI_RESET: - result = get_user(val, (int __user *)arg); - if (result) - return result; - if (val == SG_SCSI_RESET_NOTHING) - return 0; - switch (val) { - case SG_SCSI_RESET_DEVICE: - val = SCSI_TRY_RESET_DEVICE; - break; - case SG_SCSI_RESET_TARGET: - val = SCSI_TRY_RESET_TARGET; - break; - case SG_SCSI_RESET_BUS: - val = SCSI_TRY_RESET_BUS; - break; - case SG_SCSI_RESET_HOST: - val = SCSI_TRY_RESET_HOST; - break; - default: - return -EINVAL; - } - if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) - return -EACCES; - return (scsi_reset_provider(sdev, val) == - SUCCESS) ? 0 : -EIO; } - return -ENODEV; + + return 0; } -EXPORT_SYMBOL(scsi_nonblockable_ioctl); +EXPORT_SYMBOL_GPL(scsi_ioctl_block_when_processing_errors); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 50a6e1ac8d9c..7e3d954c9cac 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -22,6 +22,7 @@ #include <linux/hardirq.h> #include <linux/scatterlist.h> #include <linux/blk-mq.h> +#include <linux/ratelimit.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -47,7 +48,7 @@ struct scsi_host_sg_pool { mempool_t *pool; }; -#define SP(x) { x, "sgpool-" __stringify(x) } +#define SP(x) { .size = x, "sgpool-" __stringify(x) } #if (SCSI_MAX_SG_SEGMENTS < 32) #error SCSI_MAX_SG_SEGMENTS is too small (must be 32 or greater) #endif @@ -542,17 +543,6 @@ static void scsi_requeue_command(struct request_queue *q, struct scsi_cmnd *cmd) put_device(&sdev->sdev_gendev); } -void scsi_next_command(struct scsi_cmnd *cmd) -{ - struct scsi_device *sdev = cmd->device; - struct request_queue *q = sdev->request_queue; - - scsi_put_command(cmd); - scsi_run_queue(q); - - put_device(&sdev->sdev_gendev); -} - void scsi_run_host_queues(struct Scsi_Host *shost) { struct scsi_device *sdev; @@ -598,10 +588,10 @@ static void scsi_free_sgtable(struct scsi_data_buffer *sdb, bool mq) __sg_free_table(&sdb->table, SCSI_MAX_SG_SEGMENTS, mq, scsi_sg_free); } -static int scsi_alloc_sgtable(struct scsi_data_buffer *sdb, int nents, - gfp_t gfp_mask, bool mq) +static int scsi_alloc_sgtable(struct scsi_data_buffer *sdb, int nents, bool mq) { struct scatterlist *first_chunk = NULL; + gfp_t gfp_mask = mq ? GFP_NOIO : GFP_ATOMIC; int ret; BUG_ON(!nents); @@ -730,8 +720,6 @@ static bool scsi_end_request(struct request *req, int error, kblockd_schedule_work(&sdev->requeue_work); else blk_mq_start_stopped_hw_queues(q, true); - - put_device(&sdev->sdev_gendev); } else { unsigned long flags; @@ -743,9 +731,12 @@ static bool scsi_end_request(struct request *req, int error, spin_unlock_irqrestore(q->queue_lock, flags); scsi_release_buffers(cmd); - scsi_next_command(cmd); + + scsi_put_command(cmd); + scsi_run_queue(q); } + put_device(&sdev->sdev_gendev); return false; } @@ -831,8 +822,8 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) struct request *req = cmd->request; int error = 0; struct scsi_sense_hdr sshdr; - int sense_valid = 0; - int sense_deferred = 0; + bool sense_valid = false; + int sense_deferred = 0, level = 0; enum {ACTION_FAIL, ACTION_REPREP, ACTION_RETRY, ACTION_DELAYED_RETRY} action; unsigned long wait_for = (cmd->allowed + 1) * req->timeout; @@ -912,7 +903,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) if ((sshdr.asc == 0x0) && (sshdr.ascq == 0x1d)) ; else if (!(req->cmd_flags & REQ_QUIET)) - scsi_print_sense("", cmd); + scsi_print_sense(cmd); result = 0; /* BLOCK_PC may have set error */ error = 0; @@ -1039,10 +1030,24 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) case ACTION_FAIL: /* Give up and fail the remainder of the request */ if (!(req->cmd_flags & REQ_QUIET)) { - scsi_print_result(cmd); - if (driver_byte(result) & DRIVER_SENSE) - scsi_print_sense("", cmd); - scsi_print_command(cmd); + static DEFINE_RATELIMIT_STATE(_rs, + DEFAULT_RATELIMIT_INTERVAL, + DEFAULT_RATELIMIT_BURST); + + if (unlikely(scsi_logging_level)) + level = SCSI_LOG_LEVEL(SCSI_LOG_MLCOMPLETE_SHIFT, + SCSI_LOG_MLCOMPLETE_BITS); + + /* + * if logging is enabled the failure will be printed + * in scsi_log_completion(), so avoid duplicate messages + */ + if (!level && __ratelimit(&_rs)) { + scsi_print_result(cmd, NULL, FAILED); + if (driver_byte(result) & DRIVER_SENSE) + scsi_print_sense(cmd); + scsi_print_command(cmd); + } } if (!scsi_end_request(req, error, blk_rq_err_bytes(req), 0)) return; @@ -1072,8 +1077,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) } } -static int scsi_init_sgtable(struct request *req, struct scsi_data_buffer *sdb, - gfp_t gfp_mask) +static int scsi_init_sgtable(struct request *req, struct scsi_data_buffer *sdb) { int count; @@ -1081,7 +1085,7 @@ static int scsi_init_sgtable(struct request *req, struct scsi_data_buffer *sdb, * If sg table allocation fails, requeue request later. */ if (unlikely(scsi_alloc_sgtable(sdb, req->nr_phys_segments, - gfp_mask, req->mq_ctx != NULL))) + req->mq_ctx != NULL))) return BLKPREP_DEFER; /* @@ -1106,7 +1110,7 @@ static int scsi_init_sgtable(struct request *req, struct scsi_data_buffer *sdb, * BLKPREP_DEFER if the failure is retryable * BLKPREP_KILL if the failure is fatal */ -int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask) +int scsi_init_io(struct scsi_cmnd *cmd) { struct scsi_device *sdev = cmd->device; struct request *rq = cmd->request; @@ -1115,7 +1119,7 @@ int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask) BUG_ON(!rq->nr_phys_segments); - error = scsi_init_sgtable(rq, &cmd->sdb, gfp_mask); + error = scsi_init_sgtable(rq, &cmd->sdb); if (error) goto err_exit; @@ -1131,8 +1135,7 @@ int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask) rq->next_rq->special = bidi_sdb; } - error = scsi_init_sgtable(rq->next_rq, rq->next_rq->special, - GFP_ATOMIC); + error = scsi_init_sgtable(rq->next_rq, rq->next_rq->special); if (error) goto err_exit; } @@ -1144,7 +1147,7 @@ int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask) BUG_ON(prot_sdb == NULL); ivecs = blk_rq_count_integrity_sg(rq->q, rq->bio); - if (scsi_alloc_sgtable(prot_sdb, ivecs, gfp_mask, is_mq)) { + if (scsi_alloc_sgtable(prot_sdb, ivecs, is_mq)) { error = BLKPREP_DEFER; goto err_exit; } @@ -1213,7 +1216,7 @@ static int scsi_setup_blk_pc_cmnd(struct scsi_device *sdev, struct request *req) * submit a request without an attached bio. */ if (req->bio) { - int ret = scsi_init_io(cmd, GFP_ATOMIC); + int ret = scsi_init_io(cmd); if (unlikely(ret)) return ret; } else { @@ -1638,6 +1641,87 @@ static void scsi_softirq_done(struct request *rq) } /** + * scsi_dispatch_command - Dispatch a command to the low-level driver. + * @cmd: command block we are dispatching. + * + * Return: nonzero return request was rejected and device's queue needs to be + * plugged. + */ +static int scsi_dispatch_cmd(struct scsi_cmnd *cmd) +{ + struct Scsi_Host *host = cmd->device->host; + int rtn = 0; + + atomic_inc(&cmd->device->iorequest_cnt); + + /* check if the device is still usable */ + if (unlikely(cmd->device->sdev_state == SDEV_DEL)) { + /* in SDEV_DEL we error all commands. DID_NO_CONNECT + * returns an immediate error upwards, and signals + * that the device is no longer present */ + cmd->result = DID_NO_CONNECT << 16; + goto done; + } + + /* Check to see if the scsi lld made this device blocked. */ + if (unlikely(scsi_device_blocked(cmd->device))) { + /* + * in blocked state, the command is just put back on + * the device queue. The suspend state has already + * blocked the queue so future requests should not + * occur until the device transitions out of the + * suspend state. + */ + SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, + "queuecommand : device blocked\n")); + return SCSI_MLQUEUE_DEVICE_BUSY; + } + + /* Store the LUN value in cmnd, if needed. */ + if (cmd->device->lun_in_cdb) + cmd->cmnd[1] = (cmd->cmnd[1] & 0x1f) | + (cmd->device->lun << 5 & 0xe0); + + scsi_log_send(cmd); + + /* + * Before we queue this command, check if the command + * length exceeds what the host adapter can handle. + */ + if (cmd->cmd_len > cmd->device->host->max_cmd_len) { + SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, + "queuecommand : command too long. " + "cdb_size=%d host->max_cmd_len=%d\n", + cmd->cmd_len, cmd->device->host->max_cmd_len)); + cmd->result = (DID_ABORT << 16); + goto done; + } + + if (unlikely(host->shost_state == SHOST_DEL)) { + cmd->result = (DID_NO_CONNECT << 16); + goto done; + + } + + trace_scsi_dispatch_cmd_start(cmd); + rtn = host->hostt->queuecommand(host, cmd); + if (rtn) { + trace_scsi_dispatch_cmd_error(cmd, rtn); + if (rtn != SCSI_MLQUEUE_DEVICE_BUSY && + rtn != SCSI_MLQUEUE_TARGET_BUSY) + rtn = SCSI_MLQUEUE_HOST_BUSY; + + SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, + "queuecommand : request rejected\n")); + } + + return rtn; + done: + cmd->scsi_done(cmd); + return 0; +} + +/** * scsi_done - Invoke completion on finished SCSI command. * @cmd: The SCSI Command for which a low-level device driver (LLDD) gives * ownership back to SCSI Core -- i.e. the LLDD has finished with it. @@ -1725,7 +1809,7 @@ static void scsi_request_fn(struct request_queue *q) * we add the dev to the starved list so it eventually gets * a run when a tag is freed. */ - if (blk_queue_tagged(q) && !blk_rq_tagged(req)) { + if (blk_queue_tagged(q) && !(req->cmd_flags & REQ_QUEUED)) { spin_lock_irq(shost->host_lock); if (list_empty(&sdev->starved_entry)) list_add_tail(&sdev->starved_entry, @@ -1739,6 +1823,11 @@ static void scsi_request_fn(struct request_queue *q) if (!scsi_host_queue_ready(q, shost, sdev)) goto host_not_ready; + + if (sdev->simple_tags) + cmd->flags |= SCMD_TAGGED; + else + cmd->flags &= ~SCMD_TAGGED; /* * Finally, initialize any error handling parameters, and set up @@ -1893,10 +1982,10 @@ static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req, blk_mq_start_request(req); } - if (blk_queue_tagged(q)) - req->cmd_flags |= REQ_QUEUED; + if (sdev->simple_tags) + cmd->flags |= SCMD_TAGGED; else - req->cmd_flags &= ~REQ_QUEUED; + cmd->flags &= ~SCMD_TAGGED; scsi_init_cmd_errh(cmd); cmd->scsi_done = scsi_mq_done; @@ -2091,7 +2180,7 @@ int scsi_mq_setup_tags(struct Scsi_Host *shost) memset(&shost->tag_set, 0, sizeof(shost->tag_set)); shost->tag_set.ops = &scsi_mq_ops; - shost->tag_set.nr_hw_queues = 1; + shost->tag_set.nr_hw_queues = shost->nr_hw_queues ? : 1; shost->tag_set.queue_depth = shost->can_queue; shost->tag_set.cmd_size = cmd_size; shost->tag_set.numa_node = NUMA_NO_NODE; diff --git a/drivers/scsi/scsi_logging.h b/drivers/scsi/scsi_logging.h index 1f65139e14f8..7fe64a847143 100644 --- a/drivers/scsi/scsi_logging.h +++ b/drivers/scsi/scsi_logging.h @@ -51,6 +51,7 @@ do { \ } while (0); \ } while (0) #else +#define SCSI_LOG_LEVEL(SHIFT, BITS) 0 #define SCSI_CHECK_LOGGING(SHIFT, BITS, LEVEL, CMD) #endif /* CONFIG_SCSI_LOGGING */ diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index 12b8e1bee7f0..2dc4a83fb84c 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -29,7 +29,6 @@ extern int scsi_init_hosts(void); extern void scsi_exit_hosts(void); /* scsi.c */ -extern int scsi_dispatch_cmd(struct scsi_cmnd *cmd); extern int scsi_setup_command_freelist(struct Scsi_Host *shost); extern void scsi_destroy_command_freelist(struct Scsi_Host *shost); #ifdef CONFIG_SCSI_LOGGING @@ -84,7 +83,6 @@ int scsi_noretry_cmd(struct scsi_cmnd *scmd); extern int scsi_maybe_unblock_host(struct scsi_device *sdev); extern void scsi_device_unbusy(struct scsi_device *sdev); extern void scsi_queue_insert(struct scsi_cmnd *cmd, int reason); -extern void scsi_next_command(struct scsi_cmnd *cmd); extern void scsi_io_completion(struct scsi_cmnd *, unsigned int); extern void scsi_run_host_queues(struct Scsi_Host *shost); extern struct request_queue *scsi_alloc_queue(struct scsi_device *sdev); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index ba3f1e8d0d57..0cda53adfd35 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -286,7 +286,13 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget, } WARN_ON_ONCE(!blk_get_queue(sdev->request_queue)); sdev->request_queue->queuedata = sdev; - scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun); + + if (!shost_use_blk_mq(sdev->host) && + (shost->bqt || shost->hostt->use_blk_tags)) { + blk_queue_init_tags(sdev->request_queue, + sdev->host->cmd_per_lun, shost->bqt); + } + scsi_adjust_queue_depth(sdev, sdev->host->cmd_per_lun); scsi_sysfs_device_initialize(sdev); @@ -874,8 +880,10 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result, (inq_result[3] & 0x0f) == 1 ? " CCS" : ""); if ((sdev->scsi_level >= SCSI_2) && (inq_result[7] & 2) && - !(*bflags & BLIST_NOTQ)) + !(*bflags & BLIST_NOTQ)) { sdev->tagged_supported = 1; + sdev->simple_tags = 1; + } /* * Some devices (Texel CD ROM drives) have handshaking problems @@ -1214,9 +1222,9 @@ static void scsi_sequential_lun_scan(struct scsi_target *starget, sparse_lun = 0; /* - * If less than SCSI_1_CSS, and no special lun scaning, stop + * If less than SCSI_1_CCS, and no special lun scanning, stop * scanning; this matches 2.4 behaviour, but could just be a bug - * (to continue scanning a SCSI_1_CSS device). + * (to continue scanning a SCSI_1_CCS device). * * This test is broken. We might not have any device on lun0 for * a sparselun device, and if that's the case then how would we @@ -1585,16 +1593,15 @@ EXPORT_SYMBOL(scsi_add_device); void scsi_rescan_device(struct device *dev) { - struct scsi_driver *drv; - if (!dev->driver) return; - drv = to_scsi_driver(dev->driver); - if (try_module_get(drv->owner)) { + if (try_module_get(dev->driver->owner)) { + struct scsi_driver *drv = to_scsi_driver(dev->driver); + if (drv->rescan) drv->rescan(dev); - module_put(drv->owner); + module_put(dev->driver->owner); } } EXPORT_SYMBOL(scsi_rescan_device); @@ -1727,7 +1734,7 @@ int scsi_scan_host_selected(struct Scsi_Host *shost, unsigned int channel, if (((channel != SCAN_WILD_CARD) && (channel > shost->max_channel)) || ((id != SCAN_WILD_CARD) && (id >= shost->max_id)) || - ((lun != SCAN_WILD_CARD) && (lun > shost->max_lun))) + ((lun != SCAN_WILD_CARD) && (lun >= shost->max_lun))) return -EINVAL; mutex_lock(&shost->scan_mutex); diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index f4cb7b3e9e23..35d93b0af82b 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -727,9 +727,7 @@ show_queue_type_field(struct device *dev, struct device_attribute *attr, struct scsi_device *sdev = to_scsi_device(dev); const char *name = "none"; - if (sdev->ordered_tags) - name = "ordered"; - else if (sdev->simple_tags) + if (sdev->simple_tags) name = "simple"; return snprintf(buf, 20, "%s\n", name); @@ -747,9 +745,12 @@ store_queue_type_field(struct device *dev, struct device_attribute *attr, if (!sdev->tagged_supported || !sht->change_queue_type) return -EINVAL; - if (strncmp(buf, "ordered", 7) == 0) - tag_type = MSG_ORDERED_TAG; - else if (strncmp(buf, "simple", 6) == 0) + /* + * We're never issueing order tags these days, but allow the value + * for backwards compatibility. + */ + if (strncmp(buf, "ordered", 7) == 0 || + strncmp(buf, "simple", 6) == 0) tag_type = MSG_SIMPLE_TAG; else if (strncmp(buf, "none", 4) != 0) return -EINVAL; diff --git a/drivers/scsi/scsi_trace.c b/drivers/scsi/scsi_trace.c index 503594e5f76d..82af28b90294 100644 --- a/drivers/scsi/scsi_trace.c +++ b/drivers/scsi/scsi_trace.c @@ -278,7 +278,7 @@ scsi_trace_parse_cdb(struct trace_seq *p, unsigned char *cdb, int len) return scsi_trace_rw16(p, cdb, len); case UNMAP: return scsi_trace_unmap(p, cdb, len); - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: return scsi_trace_service_action_in(p, cdb, len); case VARIABLE_LENGTH_CMD: return scsi_trace_varlen(p, cdb, len); diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c index cf08071a9b6e..fa2aece76cc2 100644 --- a/drivers/scsi/scsi_transport_spi.c +++ b/drivers/scsi/scsi_transport_spi.c @@ -32,6 +32,7 @@ #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_eh.h> +#include <scsi/scsi_tcq.h> #include <scsi/scsi_transport.h> #include <scsi/scsi_transport_spi.h> @@ -1207,6 +1208,28 @@ int spi_populate_ppr_msg(unsigned char *msg, int period, int offset, } EXPORT_SYMBOL_GPL(spi_populate_ppr_msg); +/** + * spi_populate_tag_msg - place a tag message in a buffer + * @msg: pointer to the area to place the tag + * @cmd: pointer to the scsi command for the tag + * + * Notes: + * designed to create the correct type of tag message for the + * particular request. Returns the size of the tag message. + * May return 0 if TCQ is disabled for this device. + **/ +int spi_populate_tag_msg(unsigned char *msg, struct scsi_cmnd *cmd) +{ + if (cmd->flags & SCMD_TAGGED) { + *msg++ = MSG_SIMPLE_TAG; + *msg++ = cmd->request->tag; + return 2; + } + + return 0; +} +EXPORT_SYMBOL_GPL(spi_populate_tag_msg); + #ifdef CONFIG_SCSI_CONSTANTS static const char * const one_byte_msgs[] = { /* 0x00 */ "Task Complete", NULL /* Extended Message */, "Save Pointers", diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c index 92d24d6dcb39..910f4a7a3924 100644 --- a/drivers/scsi/scsicam.c +++ b/drivers/scsi/scsicam.c @@ -163,8 +163,8 @@ int scsi_partsize(unsigned char *buf, unsigned long capacity, end_head * end_sector + end_sector; /* This is the actual _sector_ number at the end */ - logical_end = get_unaligned(&largest->start_sect) - + get_unaligned(&largest->nr_sects); + logical_end = get_unaligned_le32(&largest->start_sect) + + get_unaligned_le32(&largest->nr_sects); /* This is for >1023 cylinders */ ext_cyl = (logical_end - (end_head * end_sector + end_sector)) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index cfba74cd8e8b..fedab3c21ddf 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -116,7 +116,7 @@ static int sd_eh_action(struct scsi_cmnd *, int); static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer); static void scsi_disk_release(struct device *cdev); static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *); -static void sd_print_result(struct scsi_disk *, int); +static void sd_print_result(const struct scsi_disk *, const char *, int); static DEFINE_SPINLOCK(sd_index_lock); static DEFINE_IDA(sd_index_ida); @@ -510,9 +510,9 @@ static const struct dev_pm_ops sd_pm_ops = { }; static struct scsi_driver sd_template = { - .owner = THIS_MODULE, .gendrv = { .name = "sd", + .owner = THIS_MODULE, .probe = sd_probe, .remove = sd_remove, .shutdown = sd_shutdown, @@ -656,7 +656,7 @@ static void sd_config_discard(struct scsi_disk *sdkp, unsigned int mode) unsigned int logical_block_size = sdkp->device->sector_size; unsigned int max_blocks = 0; - q->limits.discard_zeroes_data = sdkp->lbprz; + q->limits.discard_zeroes_data = 0; q->limits.discard_alignment = sdkp->unmap_alignment * logical_block_size; q->limits.discard_granularity = @@ -680,11 +680,13 @@ static void sd_config_discard(struct scsi_disk *sdkp, unsigned int mode) case SD_LBP_WS16: max_blocks = min_not_zero(sdkp->max_ws_blocks, (u32)SD_MAX_WS16_BLOCKS); + q->limits.discard_zeroes_data = sdkp->lbprz; break; case SD_LBP_WS10: max_blocks = min_not_zero(sdkp->max_ws_blocks, (u32)SD_MAX_WS10_BLOCKS); + q->limits.discard_zeroes_data = sdkp->lbprz; break; case SD_LBP_ZERO: @@ -784,7 +786,7 @@ static int sd_setup_discard_cmnd(struct scsi_cmnd *cmd) * amount of blocks described by the request. */ blk_add_request_payload(rq, page, len); - ret = scsi_init_io(cmd, GFP_ATOMIC); + ret = scsi_init_io(cmd); rq->__data_len = nr_bytes; out: @@ -878,7 +880,7 @@ static int sd_setup_write_same_cmnd(struct scsi_cmnd *cmd) * knows how much to actually write. */ rq->__data_len = sdp->sector_size; - ret = scsi_init_io(cmd, GFP_ATOMIC); + ret = scsi_init_io(cmd); rq->__data_len = nr_bytes; return ret; } @@ -912,7 +914,7 @@ static int sd_setup_read_write_cmnd(struct scsi_cmnd *SCpnt) int ret; unsigned char protect; - ret = scsi_init_io(SCpnt, GFP_ATOMIC); + ret = scsi_init_io(SCpnt); if (ret != BLKPREP_OK) goto out; SCpnt = rq->special; @@ -1334,9 +1336,9 @@ static int sd_ioctl(struct block_device *bdev, fmode_t mode, * may try and take the device offline, in which case all further * access to the device is prohibited. */ - error = scsi_nonblockable_ioctl(sdp, cmd, p, - (mode & FMODE_NDELAY) != 0); - if (!scsi_block_when_processing_errors(sdp) || !error) + error = scsi_ioctl_block_when_processing_errors(sdp, cmd, + (mode & FMODE_NDELAY) != 0); + if (error) goto out; /* @@ -1492,7 +1494,7 @@ static int sd_sync_cache(struct scsi_disk *sdkp) } if (res) { - sd_print_result(sdkp, res); + sd_print_result(sdkp, "Synchronize Cache(10) failed", res); if (driver_byte(res) & DRIVER_SENSE) sd_print_sense_hdr(sdkp, &sshdr); @@ -1541,31 +1543,19 @@ static int sd_compat_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg) { struct scsi_device *sdev = scsi_disk(bdev->bd_disk)->device; - int ret; - - ret = scsi_verify_blk_ioctl(bdev, cmd); - if (ret < 0) - return ret; + int error; - /* - * If we are in the middle of error recovery, don't let anyone - * else try and use this device. Also, if error recovery fails, it - * may try and take the device offline, in which case all further - * access to the device is prohibited. - */ - if (!scsi_block_when_processing_errors(sdev)) - return -ENODEV; + error = scsi_ioctl_block_when_processing_errors(sdev, cmd, + (mode & FMODE_NDELAY) != 0); + if (error) + return error; - if (sdev->host->hostt->compat_ioctl) { - ret = sdev->host->hostt->compat_ioctl(sdev, cmd, (void __user *)arg); - - return ret; - } - /* * Let the static ioctl translation table take care of it. */ - return -ENOIOCTLCMD; + if (!sdev->host->hostt->compat_ioctl) + return -ENOIOCTLCMD; + return sdev->host->hostt->compat_ioctl(sdev, cmd, (void __user *)arg); } #endif @@ -1713,17 +1703,6 @@ static int sd_done(struct scsi_cmnd *SCpnt) if (sense_valid) sense_deferred = scsi_sense_is_deferred(&sshdr); } -#ifdef CONFIG_SCSI_LOGGING - SCSI_LOG_HLCOMPLETE(1, scsi_print_result(SCpnt)); - if (sense_valid) { - SCSI_LOG_HLCOMPLETE(1, scmd_printk(KERN_INFO, SCpnt, - "sd_done: sb[respc,sk,asc," - "ascq]=%x,%x,%x,%x\n", - sshdr.response_code, - sshdr.sense_key, sshdr.asc, - sshdr.ascq)); - } -#endif sdkp->medium_access_timed_out = 0; if (driver_byte(result) != DRIVER_SENSE && @@ -1743,7 +1722,6 @@ static int sd_done(struct scsi_cmnd *SCpnt) * unknown amount of data was transferred so treat it as an * error. */ - scsi_print_sense("sd", SCpnt); SCpnt->result = 0; memset(SCpnt->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); break; @@ -1779,6 +1757,10 @@ static int sd_done(struct scsi_cmnd *SCpnt) break; } out: + SCSI_LOG_HLCOMPLETE(1, scmd_printk(KERN_INFO, SCpnt, + "sd_done: completed %d of %d bytes\n", + good_bytes, scsi_bufflen(SCpnt))); + if (rq_data_dir(SCpnt->request) == READ && scsi_prot_sg_count(SCpnt)) sd_dif_complete(SCpnt, good_bytes); @@ -1834,12 +1816,12 @@ sd_spinup_disk(struct scsi_disk *sdkp) /* no sense, TUR either succeeded or failed * with a status error */ if(!spintime && !scsi_status_is_good(the_result)) { - sd_printk(KERN_NOTICE, sdkp, "Unit Not Ready\n"); - sd_print_result(sdkp, the_result); + sd_print_result(sdkp, "Test Unit Ready failed", + the_result); } break; } - + /* * The device does not want the automatic start to be issued. */ @@ -1955,7 +1937,6 @@ static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp, struct scsi_sense_hdr *sshdr, int sense_valid, int the_result) { - sd_print_result(sdkp, the_result); if (driver_byte(the_result) & DRIVER_SENSE) sd_print_sense_hdr(sdkp, sshdr); else @@ -2001,7 +1982,7 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, do { memset(cmd, 0, 16); - cmd[0] = SERVICE_ACTION_IN; + cmd[0] = SERVICE_ACTION_IN_16; cmd[1] = SAI_READ_CAPACITY_16; cmd[13] = RC16_LEN; memset(buffer, 0, RC16_LEN); @@ -2036,7 +2017,7 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, } while (the_result && retries); if (the_result) { - sd_printk(KERN_NOTICE, sdkp, "READ CAPACITY(16) failed\n"); + sd_print_result(sdkp, "Read Capacity(16) failed", the_result); read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result); return -EINVAL; } @@ -2118,7 +2099,7 @@ static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp, } while (the_result && retries); if (the_result) { - sd_printk(KERN_NOTICE, sdkp, "READ CAPACITY failed\n"); + sd_print_result(sdkp, "Read Capacity(10) failed", the_result); read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result); return -EINVAL; } @@ -2643,12 +2624,12 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) } else { /* LBP VPD page tells us what to use */ - if (sdkp->lbpu && sdkp->max_unmap_blocks) - sd_config_discard(sdkp, SD_LBP_UNMAP); - else if (sdkp->lbpws) + if (sdkp->lbpws) sd_config_discard(sdkp, SD_LBP_WS16); else if (sdkp->lbpws10) sd_config_discard(sdkp, SD_LBP_WS10); + else if (sdkp->lbpu && sdkp->max_unmap_blocks) + sd_config_discard(sdkp, SD_LBP_UNMAP); else sd_config_discard(sdkp, SD_LBP_DISABLE); } @@ -3142,8 +3123,7 @@ static int sd_start_stop_device(struct scsi_disk *sdkp, int start) res = scsi_execute_req_flags(sdp, cmd, DMA_NONE, NULL, 0, &sshdr, SD_TIMEOUT, SD_MAX_RETRIES, NULL, REQ_PM); if (res) { - sd_printk(KERN_WARNING, sdkp, "START_STOP FAILED\n"); - sd_print_result(sdkp, res); + sd_print_result(sdkp, "Start/Stop Unit failed", res); if (driver_byte(res) & DRIVER_SENSE) sd_print_sense_hdr(sdkp, &sshdr); if (scsi_sense_valid(&sshdr) && @@ -3337,15 +3317,27 @@ module_exit(exit_sd); static void sd_print_sense_hdr(struct scsi_disk *sdkp, struct scsi_sense_hdr *sshdr) { - sd_printk(KERN_INFO, sdkp, " "); - scsi_show_sense_hdr(sshdr); - sd_printk(KERN_INFO, sdkp, " "); - scsi_show_extd_sense(sshdr->asc, sshdr->ascq); + scsi_show_sense_hdr(sdkp->device, + sdkp->disk ? sdkp->disk->disk_name : NULL, sshdr); + scsi_show_extd_sense(sdkp->device, + sdkp->disk ? sdkp->disk->disk_name : NULL, + sshdr->asc, sshdr->ascq); } -static void sd_print_result(struct scsi_disk *sdkp, int result) +static void sd_print_result(const struct scsi_disk *sdkp, const char *msg, + int result) { - sd_printk(KERN_INFO, sdkp, " "); - scsi_show_result(result); + const char *hb_string = scsi_hostbyte_string(result); + const char *db_string = scsi_driverbyte_string(result); + + if (hb_string || db_string) + sd_printk(KERN_INFO, sdkp, + "%s: Result: hostbyte=%s driverbyte=%s\n", msg, + hb_string ? hb_string : "invalid", + db_string ? db_string : "invalid"); + else + sd_printk(KERN_INFO, sdkp, + "%s: Result: hostbyte=0x%02x driverbyte=0x%02x\n", + msg, host_byte(result), driver_byte(result)); } diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index 467377884b63..63ba5ca7f9a1 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -103,9 +103,9 @@ static inline struct scsi_disk *scsi_disk(struct gendisk *disk) #define sd_printk(prefix, sdsk, fmt, a...) \ (sdsk)->disk ? \ - sdev_printk(prefix, (sdsk)->device, "[%s] " fmt, \ - (sdsk)->disk->disk_name, ##a) : \ - sdev_printk(prefix, (sdsk)->device, fmt, ##a) + sdev_prefix_printk(prefix, (sdsk)->device, \ + (sdsk)->disk->disk_name, fmt, ##a) : \ + sdev_printk(prefix, (sdsk)->device, fmt, ##a) #define sd_first_printk(prefix, sdsk, fmt, a...) \ do { \ diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c index 80bfece1a2de..b7e79e7646ad 100644 --- a/drivers/scsi/ses.c +++ b/drivers/scsi/ses.c @@ -693,9 +693,9 @@ static struct class_interface ses_interface = { }; static struct scsi_driver ses_template = { - .owner = THIS_MODULE, .gendrv = { .name = "ses", + .owner = THIS_MODULE, .probe = ses_probe, .remove = ses_remove, }, diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 60354449d9ed..b14f64cb9724 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -219,8 +219,8 @@ static void sg_device_destroy(struct kref *kref); #define SZ_SG_REQ_INFO sizeof(sg_req_info_t) #define sg_printk(prefix, sdp, fmt, a...) \ - sdev_printk(prefix, (sdp)->device, "[%s] " fmt, \ - (sdp)->disk->disk_name, ##a) + sdev_prefix_printk(prefix, (sdp)->device, \ + (sdp)->disk->disk_name, fmt, ##a) static int sg_allow_access(struct file *filp, unsigned char *cmd) { @@ -1071,39 +1071,6 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) if (atomic_read(&sdp->detaching)) return -ENODEV; return put_user(sdp->device->host->hostt->emulated, ip); - case SG_SCSI_RESET: - if (atomic_read(&sdp->detaching)) - return -ENODEV; - if (filp->f_flags & O_NONBLOCK) { - if (scsi_host_in_recovery(sdp->device->host)) - return -EBUSY; - } else if (!scsi_block_when_processing_errors(sdp->device)) - return -EBUSY; - result = get_user(val, ip); - if (result) - return result; - if (SG_SCSI_RESET_NOTHING == val) - return 0; - switch (val) { - case SG_SCSI_RESET_DEVICE: - val = SCSI_TRY_RESET_DEVICE; - break; - case SG_SCSI_RESET_TARGET: - val = SCSI_TRY_RESET_TARGET; - break; - case SG_SCSI_RESET_BUS: - val = SCSI_TRY_RESET_BUS; - break; - case SG_SCSI_RESET_HOST: - val = SCSI_TRY_RESET_HOST; - break; - default: - return -EINVAL; - } - if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) - return -EACCES; - return (scsi_reset_provider(sdp->device, val) == - SUCCESS) ? 0 : -EIO; case SCSI_IOCTL_SEND_COMMAND: if (atomic_read(&sdp->detaching)) return -ENODEV; @@ -1123,13 +1090,6 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) return result; sdp->sgdebug = (char) val; return 0; - case SCSI_IOCTL_GET_IDLUN: - case SCSI_IOCTL_GET_BUS_NUMBER: - case SCSI_IOCTL_PROBE_HOST: - case SG_GET_TRANSFORM: - if (atomic_read(&sdp->detaching)) - return -ENODEV; - return scsi_ioctl(sdp->device, cmd_in, p); case BLKSECTGET: return put_user(max_sectors_bytes(sdp->device->request_queue), ip); @@ -1145,11 +1105,25 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) return blk_trace_startstop(sdp->device->request_queue, 0); case BLKTRACETEARDOWN: return blk_trace_remove(sdp->device->request_queue); + case SCSI_IOCTL_GET_IDLUN: + case SCSI_IOCTL_GET_BUS_NUMBER: + case SCSI_IOCTL_PROBE_HOST: + case SG_GET_TRANSFORM: + case SG_SCSI_RESET: + if (atomic_read(&sdp->detaching)) + return -ENODEV; + break; default: if (read_only) return -EPERM; /* don't know so take safe approach */ - return scsi_ioctl(sdp->device, cmd_in, p); + break; } + + result = scsi_ioctl_block_when_processing_errors(sdp->device, + cmd_in, filp->f_flags & O_NDELAY); + if (result) + return result; + return scsi_ioctl(sdp->device, cmd_in, p); } #ifdef CONFIG_COMPAT @@ -1360,7 +1334,7 @@ sg_rq_end_io(struct request *rq, int uptodate) if ((sdp->sgdebug > 0) && ((CHECK_CONDITION == srp->header.masked_status) || (COMMAND_TERMINATED == srp->header.masked_status))) - __scsi_print_sense(__func__, sense, + __scsi_print_sense(sdp->device, __func__, sense, SCSI_SENSE_BUFFERSIZE); /* Following if statement is a patch supplied by Eric Youngdale */ diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 2de44cc58b1a..8bd54a64efd6 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -88,9 +88,9 @@ static struct dev_pm_ops sr_pm_ops = { }; static struct scsi_driver sr_template = { - .owner = THIS_MODULE, .gendrv = { .name = "sr", + .owner = THIS_MODULE, .probe = sr_probe, .remove = sr_remove, .pm = &sr_pm_ops, @@ -387,7 +387,7 @@ static int sr_init_command(struct scsi_cmnd *SCpnt) struct request *rq = SCpnt->request; int ret; - ret = scsi_init_io(SCpnt, GFP_ATOMIC); + ret = scsi_init_io(SCpnt); if (ret != BLKPREP_OK) goto out; SCpnt = rq->special; @@ -549,6 +549,11 @@ static int sr_block_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, mutex_lock(&sr_mutex); + ret = scsi_ioctl_block_when_processing_errors(sdev, cmd, + (mode & FMODE_NDELAY) != 0); + if (ret) + goto out; + /* * Send SCSI addressing ioctls directly to mid level, send other * ioctls to cdrom/block level. @@ -564,16 +569,6 @@ static int sr_block_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, if (ret != -ENOSYS) goto out; - /* - * ENODEV means that we didn't recognise the ioctl, or that we - * cannot execute it in the current device state. In either - * case fall through to scsi_ioctl, which will return ENDOEV again - * if it doesn't recognise the ioctl - */ - ret = scsi_nonblockable_ioctl(sdev, cmd, argp, - (mode & FMODE_NDELAY) != 0); - if (ret != -ENODEV) - goto out; ret = scsi_ioctl(sdev, cmd, argp); out: diff --git a/drivers/scsi/sr.h b/drivers/scsi/sr.h index 1d1f6f416c59..1de33719ad8e 100644 --- a/drivers/scsi/sr.h +++ b/drivers/scsi/sr.h @@ -57,8 +57,7 @@ typedef struct scsi_cd { } Scsi_CD; #define sr_printk(prefix, cd, fmt, a...) \ - sdev_printk(prefix, (cd)->device, "[%s] " fmt, \ - (cd)->cdi.name, ##a) + sdev_prefix_printk(prefix, (cd)->device, (cd)->cdi.name, fmt, ##a) int sr_do_ioctl(Scsi_CD *, struct packet_command *); diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c index 6389fcff12ec..fb929fac22ba 100644 --- a/drivers/scsi/sr_ioctl.c +++ b/drivers/scsi/sr_ioctl.c @@ -246,7 +246,7 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc) "CDROM not ready. Make sure there " "is a disc in the drive.\n"); #ifdef DEBUG - scsi_print_sense_hdr("sr", &sshdr); + scsi_print_sense_hdr(cd->device, cd->cdi.name, &sshdr); #endif err = -ENOMEDIUM; break; @@ -257,15 +257,15 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc) /* sense: Invalid command operation code */ err = -EDRIVE_CANT_DO_THIS; #ifdef DEBUG - __scsi_print_command(cgc->cmd); - scsi_print_sense_hdr("sr", &sshdr); + __scsi_print_command(cgc->cmd, CDROM_PACKET_SIZE); + scsi_print_sense_hdr(cd->device, cd->cdi.name, &sshdr); #endif break; default: sr_printk(KERN_ERR, cd, "CDROM (ioctl) error, command: "); - __scsi_print_command(cgc->cmd); - scsi_print_sense_hdr("sr", &sshdr); + __scsi_print_command(cgc->cmd, CDROM_PACKET_SIZE); + scsi_print_sense_hdr(cd->device, cd->cdi.name, &sshdr); err = -EIO; } } diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 4daa372ed381..128d3b55bdd9 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -56,7 +56,8 @@ static const char *verstr = "20101219"; /* The driver prints some debugging information on the console if DEBUG is defined and non-zero. */ -#define DEBUG 0 +#define DEBUG 1 +#define NO_DEBUG 0 #define ST_DEB_MSG KERN_NOTICE #if DEBUG @@ -80,6 +81,7 @@ static int max_sg_segs; static int try_direct_io = TRY_DIRECT_IO; static int try_rdio = 1; static int try_wdio = 1; +static int debug_flag; static struct class st_sysfs_class; static const struct attribute_group *st_dev_groups[]; @@ -100,6 +102,9 @@ module_param_named(max_sg_segs, max_sg_segs, int, 0); MODULE_PARM_DESC(max_sg_segs, "Maximum number of scatter/gather segments to use (256)"); module_param_named(try_direct_io, try_direct_io, int, 0); MODULE_PARM_DESC(try_direct_io, "Try direct I/O between user buffer and tape drive (1)"); +module_param_named(debug_flag, debug_flag, int, 0); +MODULE_PARM_DESC(debug_flag, "Enable DEBUG, same as setting debugging=1"); + /* Extra parameters for testing */ module_param_named(try_rdio, try_rdio, int, 0); @@ -124,6 +129,9 @@ static struct st_dev_parm { }, { "try_direct_io", &try_direct_io + }, + { + "debug_flag", &debug_flag } }; #endif @@ -194,9 +202,9 @@ static int do_create_sysfs_files(void); static void do_remove_sysfs_files(void); static struct scsi_driver st_template = { - .owner = THIS_MODULE, .gendrv = { .name = "st", + .owner = THIS_MODULE, .probe = st_probe, .remove = st_remove, }, @@ -306,8 +314,7 @@ static inline char *tape_name(struct scsi_tape *tape) } #define st_printk(prefix, t, fmt, a...) \ - sdev_printk(prefix, (t)->device, "%s: " fmt, \ - tape_name(t), ##a) + sdev_prefix_printk(prefix, (t)->device, tape_name(t), fmt, ##a) #ifdef DEBUG #define DEBC_printk(t, fmt, a...) \ if (debugging) { st_printk(ST_DEB_MSG, t, fmt, ##a ); } @@ -374,7 +381,8 @@ static int st_chk_result(struct scsi_tape *STp, struct st_request * SRpnt) SRpnt->cmd[0], SRpnt->cmd[1], SRpnt->cmd[2], SRpnt->cmd[3], SRpnt->cmd[4], SRpnt->cmd[5]); if (cmdstatp->have_sense) - __scsi_print_sense(name, SRpnt->sense, SCSI_SENSE_BUFFERSIZE); + __scsi_print_sense(STp->device, name, + SRpnt->sense, SCSI_SENSE_BUFFERSIZE); } ) /* end DEB */ if (!debugging) { /* Abnormal conditions for tape */ if (!cmdstatp->have_sense) @@ -390,7 +398,8 @@ static int st_chk_result(struct scsi_tape *STp, struct st_request * SRpnt) SRpnt->cmd[0] != MODE_SENSE && SRpnt->cmd[0] != TEST_UNIT_READY) { - __scsi_print_sense(name, SRpnt->sense, SCSI_SENSE_BUFFERSIZE); + __scsi_print_sense(STp->device, name, + SRpnt->sense, SCSI_SENSE_BUFFERSIZE); } } @@ -852,17 +861,16 @@ static int set_mode_densblk(struct scsi_tape * STp, struct st_modedef * STm) /* Lock or unlock the drive door. Don't use when st_request allocated. */ static int do_door_lock(struct scsi_tape * STp, int do_lock) { - int retval, cmd; + int retval; - cmd = do_lock ? SCSI_IOCTL_DOORLOCK : SCSI_IOCTL_DOORUNLOCK; DEBC_printk(STp, "%socking drive door.\n", do_lock ? "L" : "Unl"); - retval = scsi_ioctl(STp->device, cmd, NULL); - if (!retval) { + + retval = scsi_set_medium_removal(STp->device, + do_lock ? SCSI_REMOVAL_PREVENT : SCSI_REMOVAL_ALLOW); + if (!retval) STp->door_locked = do_lock ? ST_LOCKED_EXPLICIT : ST_UNLOCKED; - } - else { + else STp->door_locked = ST_LOCK_FAILS; - } return retval; } @@ -3367,11 +3375,10 @@ static long st_ioctl(struct file *file, unsigned int cmd_in, unsigned long arg) * may try and take the device offline, in which case all further * access to the device is prohibited. */ - retval = scsi_nonblockable_ioctl(STp->device, cmd_in, p, - file->f_flags & O_NDELAY); - if (!scsi_block_when_processing_errors(STp->device) || retval != -ENODEV) + retval = scsi_ioctl_block_when_processing_errors(STp->device, cmd_in, + file->f_flags & O_NDELAY); + if (retval) goto out; - retval = 0; cmd_type = _IOC_TYPE(cmd_in); cmd_nr = _IOC_NR(cmd_in); @@ -4309,6 +4316,12 @@ static int __init init_st(void) printk(KERN_INFO "st: Version %s, fixed bufsize %d, s/g segs %d\n", verstr, st_fixed_buffer_size, st_max_sg_segs); + debugging = (debug_flag > 0) ? debug_flag : NO_DEBUG; + if (debugging) { + printk(KERN_INFO "st: Debugging enabled debug_flag = %d\n", + debugging); + } + err = class_register(&st_sysfs_class); if (err) { pr_err("Unable register sysfs class for SCSI tapes\n"); diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index 1aa4befcfbd0..98a62bc15069 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -544,33 +544,15 @@ stex_ss_send_cmd(struct st_hba *hba, struct req_msg *req, u16 tag) } static int -stex_slave_alloc(struct scsi_device *sdev) -{ - /* Cheat: usually extracted from Inquiry data */ - sdev->tagged_supported = 1; - - scsi_activate_tcq(sdev, sdev->host->can_queue); - - return 0; -} - -static int stex_slave_config(struct scsi_device *sdev) { sdev->use_10_for_rw = 1; sdev->use_10_for_ms = 1; blk_queue_rq_timeout(sdev->request_queue, 60 * HZ); - sdev->tagged_supported = 1; return 0; } -static void -stex_slave_destroy(struct scsi_device *sdev) -{ - scsi_deactivate_tcq(sdev, 1); -} - static int stex_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { @@ -1162,9 +1144,7 @@ static int stex_abort(struct scsi_cmnd *cmd) int result = SUCCESS; unsigned long flags; - printk(KERN_INFO DRV_NAME - "(%s): aborting command\n", pci_name(hba->pdev)); - scsi_print_command(cmd); + scmd_printk(KERN_INFO, cmd, "aborting command\n"); base = hba->mmio_base; spin_lock_irqsave(host->host_lock, flags); @@ -1352,9 +1332,8 @@ static int stex_reset(struct scsi_cmnd *cmd) hba = (struct st_hba *) &cmd->device->host->hostdata[0]; - printk(KERN_INFO DRV_NAME - "(%s): resetting host\n", pci_name(hba->pdev)); - scsi_print_command(cmd); + shost_printk(KERN_INFO, cmd->device->host, + "resetting host\n"); return stex_do_reset(hba) ? FAILED : SUCCESS; } @@ -1391,12 +1370,11 @@ static struct scsi_host_template driver_template = { .proc_name = DRV_NAME, .bios_param = stex_biosparam, .queuecommand = stex_queuecommand, - .slave_alloc = stex_slave_alloc, .slave_configure = stex_slave_config, - .slave_destroy = stex_slave_destroy, .eh_abort_handler = stex_abort, .eh_host_reset_handler = stex_reset, .this_id = -1, + .use_blk_tags = 1, }; static struct pci_device_id stex_pci_tbl[] = { diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index 733e5f759518..ff8befbdf17c 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -1097,7 +1097,8 @@ static void storvsc_command_completion(struct storvsc_cmd_request *cmd_request) if (scmnd->result) { if (scsi_normalize_sense(scmnd->sense_buffer, SCSI_SENSE_BUFFERSIZE, &sense_hdr)) - scsi_print_sense_hdr("storvsc", &sense_hdr); + scsi_print_sense_hdr(scmnd->device, "storvsc", + &sense_hdr); } if (vm_srb->srb_status != SRB_STATUS_SUCCESS) @@ -1428,8 +1429,7 @@ static void storvsc_device_destroy(struct scsi_device *sdevice) static int storvsc_device_configure(struct scsi_device *sdevice) { - scsi_adjust_queue_depth(sdevice, MSG_SIMPLE_TAG, - STORVSC_MAX_IO_REQUESTS); + scsi_adjust_queue_depth(sdevice, STORVSC_MAX_IO_REQUESTS); blk_queue_max_segment_size(sdevice->request_queue, PAGE_SIZE); diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c index 1a2367a1b1f2..835bd8dafe0a 100644 --- a/drivers/scsi/sun3_NCR5380.c +++ b/drivers/scsi/sun3_NCR5380.c @@ -2590,15 +2590,15 @@ static void NCR5380_reselect (struct Scsi_Host *instance) * Purpose : abort a command * * Inputs : cmd - the struct scsi_cmnd to abort, code - code to set the - * host byte of the result field to, if zero DID_ABORTED is + * host byte of the result field to, if zero DID_ABORTED is * used. * - * Returns : 0 - success, -1 on failure. + * Returns : SUCCESS - success, FAILED on failure. * - * XXX - there is no way to abort the command that is currently - * connected, you have to wait for it to complete. If this is + * XXX - there is no way to abort the command that is currently + * connected, you have to wait for it to complete. If this is * a problem, we could implement longjmp() / setjmp(), setjmp() - * called where the loop started in NCR5380_main(). + * called where the loop started in NCR5380_main(). */ static int NCR5380_abort(struct scsi_cmnd *cmd) @@ -2608,8 +2608,7 @@ static int NCR5380_abort(struct scsi_cmnd *cmd) struct scsi_cmnd *tmp, **prev; unsigned long flags; - printk(KERN_NOTICE "scsi%d: aborting command\n", HOSTNO); - scsi_print_command(cmd); + scmd_printk(KERN_NOTICE, cmd, "aborting command\n"); NCR5380_print_status (instance); diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index e59e6f96b725..3557b385251a 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -820,9 +820,7 @@ static int sym53c8xx_slave_configure(struct scsi_device *sdev) if (reqtags > SYM_CONF_MAX_TAG) reqtags = SYM_CONF_MAX_TAG; depth_to_use = reqtags ? reqtags : 1; - scsi_adjust_queue_depth(sdev, - sdev->tagged_supported ? MSG_SIMPLE_TAG : 0, - depth_to_use); + scsi_adjust_queue_depth(sdev, depth_to_use); lp->s.scdev_depth = depth_to_use; sym_tune_dev_queuing(tp, sdev->lun, reqtags); diff --git a/drivers/scsi/tmscsim.c b/drivers/scsi/tmscsim.c index 764575726c85..844c9a048c00 100644 --- a/drivers/scsi/tmscsim.c +++ b/drivers/scsi/tmscsim.c @@ -243,7 +243,6 @@ #include <scsi/scsicam.h> #include <scsi/scsi_tcq.h> - #define DC390_BANNER "Tekram DC390/AM53C974" #define DC390_VERSION "2.1d 2004-05-27" @@ -508,7 +507,6 @@ dc390_StartSCSI( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_sr struct scsi_cmnd *scmd = pSRB->pcmd; struct scsi_device *sdev = scmd->device; u8 cmd, disc_allowed, try_sync_nego; - char tag[2]; pSRB->ScsiPhase = SCSI_NOP0; @@ -560,11 +558,11 @@ dc390_StartSCSI( struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_sr cmd = SEL_W_ATN; DC390_write8 (ScsiFifo, IDENTIFY(disc_allowed, pDCB->TargetLUN)); /* Change 99/05/31: Don't use tags when not disconnecting (BUSY) */ - if ((pDCB->SyncMode & EN_TAG_QUEUEING) && disc_allowed && scsi_populate_tag_msg(scmd, tag)) { - DC390_write8(ScsiFifo, tag[0]); - pDCB->TagMask |= 1 << tag[1]; - pSRB->TagNumber = tag[1]; - DC390_write8(ScsiFifo, tag[1]); + if ((pDCB->SyncMode & EN_TAG_QUEUEING) && disc_allowed && (scmd->flags & SCMD_TAGGED)) { + DC390_write8(ScsiFifo, MSG_SIMPLE_TAG); + pDCB->TagMask |= 1 << scmd->request->tag; + pSRB->TagNumber = scmd->request->tag; + DC390_write8(ScsiFifo, scmd->request->tag); DEBUG1(printk(KERN_INFO "DC390: Select w/DisCn for SRB %p, block tag %02x\n", pSRB, tag[1])); cmd = SEL_W_ATN3; } else { @@ -2187,9 +2185,16 @@ static int dc390_slave_configure(struct scsi_device *sdev) struct dc390_dcb *dcb = (struct dc390_dcb *)sdev->hostdata; acb->scan_devices = 0; + + /* + * XXX: Note that while this driver used to called scsi_activate_tcq, + * it never actually set a tag type, so emulate the old behavior. + */ + scsi_set_tag_type(sdev, 0); + if (sdev->tagged_supported && (dcb->DevMode & TAG_QUEUEING_)) { dcb->SyncMode |= EN_TAG_QUEUEING; - scsi_activate_tcq(sdev, acb->TagMaxNum); + scsi_adjust_queue_depth(sdev, acb->TagMaxNum); } return 0; @@ -2211,6 +2216,7 @@ static struct scsi_host_template driver_template = { .cmd_per_lun = 1, .use_clustering = ENABLE_CLUSTERING, .max_sectors = 0x4000, /* 8MiB = 16 * 1024 * 512 */ + .use_blk_tags = 1, }; /*********************************************************************** diff --git a/drivers/scsi/u14-34f.c b/drivers/scsi/u14-34f.c index d8dcf36aed11..aa0f4035afaf 100644 --- a/drivers/scsi/u14-34f.c +++ b/drivers/scsi/u14-34f.c @@ -696,25 +696,25 @@ static int u14_34f_slave_configure(struct scsi_device *dev) { if (TLDEV(dev->type) && dev->tagged_supported) if (tag_mode == TAG_SIMPLE) { - scsi_adjust_queue_depth(dev, MSG_SIMPLE_TAG, tqd); + scsi_adjust_queue_depth(dev, tqd); tag_suffix = ", simple tags"; } else if (tag_mode == TAG_ORDERED) { - scsi_adjust_queue_depth(dev, MSG_ORDERED_TAG, tqd); + scsi_adjust_queue_depth(dev, tqd); tag_suffix = ", ordered tags"; } else { - scsi_adjust_queue_depth(dev, 0, tqd); + scsi_adjust_queue_depth(dev, tqd); tag_suffix = ", no tags"; } else if (TLDEV(dev->type) && linked_comm) { - scsi_adjust_queue_depth(dev, 0, tqd); + scsi_adjust_queue_depth(dev, tqd); tag_suffix = ", untagged"; } else { - scsi_adjust_queue_depth(dev, 0, utqd); + scsi_adjust_queue_depth(dev, utqd); tag_suffix = ""; } diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 605ca60e8a10..820fc7d96084 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2713,7 +2713,7 @@ static void ufshcd_set_queue_depth(struct scsi_device *sdev) dev_dbg(hba->dev, "%s: activate tcq with queue depth %d\n", __func__, lun_qdepth); - scsi_activate_tcq(sdev, lun_qdepth); + scsi_adjust_queue_depth(sdev, lun_qdepth); } /* @@ -2783,11 +2783,9 @@ static int ufshcd_slave_alloc(struct scsi_device *sdev) struct ufs_hba *hba; hba = shost_priv(sdev->host); - sdev->tagged_supported = 1; /* Mode sense(6) is not supported by UFS, so use Mode sense(10) */ sdev->use_10_for_ms = 1; - scsi_set_tag_type(sdev, MSG_SIMPLE_TAG); /* allow SCSI layer to restart the device in case of errors */ sdev->allow_restart = 1; @@ -2823,9 +2821,7 @@ static int ufshcd_change_queue_depth(struct scsi_device *sdev, switch (reason) { case SCSI_QDEPTH_DEFAULT: case SCSI_QDEPTH_RAMP_UP: - if (!sdev->tagged_supported) - depth = 1; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), depth); + scsi_adjust_queue_depth(sdev, depth); break; case SCSI_QDEPTH_QFULL: scsi_track_queue_full(sdev, depth); @@ -2860,7 +2856,6 @@ static void ufshcd_slave_destroy(struct scsi_device *sdev) struct ufs_hba *hba; hba = shost_priv(sdev->host); - scsi_deactivate_tcq(sdev, hba->nutrs); /* Drop the reference as it won't be needed anymore */ if (ufshcd_scsi_to_upiu_lun(sdev->lun) == UFS_UPIU_UFS_DEVICE_WLUN) { unsigned long flags; @@ -4239,6 +4234,7 @@ static struct scsi_host_template ufshcd_driver_template = { .cmd_per_lun = UFSHCD_CMD_PER_LUN, .can_queue = UFSHCD_CAN_QUEUE, .max_host_blocked = 1, + .use_blk_tags = 1, }; static int ufshcd_config_vreg_load(struct device *dev, struct ufs_vreg *vreg, @@ -4731,11 +4727,11 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, START_STOP_TIMEOUT, 0, NULL, REQ_PM); if (ret) { sdev_printk(KERN_WARNING, sdp, - "START_STOP failed for power mode: %d\n", pwr_mode); - scsi_show_result(ret); + "START_STOP failed for power mode: %d, result %x\n", + pwr_mode, ret); if (driver_byte(ret) & DRIVER_SENSE) { - scsi_show_sense_hdr(&sshdr); - scsi_show_extd_sense(sshdr.asc, sshdr.ascq); + scsi_show_sense_hdr(sdp, NULL, &sshdr); + scsi_show_extd_sense(sdp, NULL, sshdr.asc, sshdr.ascq); } } diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index b83846fc7859..355afbc7fde1 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -683,9 +683,7 @@ static int virtscsi_change_queue_depth(struct scsi_device *sdev, break; case SCSI_QDEPTH_RAMP_UP: /* Raise qdepth after BUSY state resolved */ case SCSI_QDEPTH_DEFAULT: /* Manual change via sysfs */ - scsi_adjust_queue_depth(sdev, - scsi_get_tag_type(sdev), - min(max_depth, qdepth)); + scsi_adjust_queue_depth(sdev, min(max_depth, qdepth)); break; default: return -EOPNOTSUPP; diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index 598f65efaaec..c3b4f8b3a3a5 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -522,13 +522,13 @@ static int pvscsi_change_queue_depth(struct scsi_device *sdev, max_depth = 1; if (qdepth > max_depth) qdepth = max_depth; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_adjust_queue_depth(sdev, qdepth); if (sdev->inquiry_len > 7) sdev_printk(KERN_INFO, sdev, - "qdepth(%d), tagged(%d), simple(%d), ordered(%d), scsi_level(%d), cmd_que(%d)\n", + "qdepth(%d), tagged(%d), simple(%d), scsi_level(%d), cmd_que(%d)\n", sdev->queue_depth, sdev->tagged_supported, - sdev->simple_tags, sdev->ordered_tags, + sdev->simple_tags, sdev->scsi_level, (sdev->inquiry[7] & 2) >> 1); return sdev->queue_depth; } |