[SCSI] scsi_debug: remove unnecessary function declarations
This patch removes function declarations with moving some functions. This cleans up them a bit to silence checkpatch.pl. There is no functional change. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Douglas Gilbert <dougg@torque.net> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
FUJITA Tomonori
James Bottomley
parent
5f2578e579
commit
8dea0d02f8
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@ -218,8 +218,6 @@ static DEFINE_RWLOCK(atomic_rw);
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static char sdebug_proc_name[] = "scsi_debug";
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static int sdebug_driver_probe(struct device *);
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static int sdebug_driver_remove(struct device *);
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static struct bus_type pseudo_lld_bus;
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static struct device_driver sdebug_driverfs_driver = {
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@ -235,18 +233,42 @@ static unsigned char ctrl_m_pg[] = {0xa, 10, 2, 0, 0, 0, 0, 0,
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static unsigned char iec_m_pg[] = {0x1c, 0xa, 0x08, 0, 0, 0, 0, 0,
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0, 0, 0x0, 0x0};
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static struct sdebug_dev_info * devInfoReg(struct scsi_device * sdev);
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static void mk_sense_buffer(struct sdebug_dev_info * devip, int key,
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int asc, int asq);
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static void stop_all_queued(void);
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static int stop_queued_cmnd(struct scsi_cmnd * cmnd);
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static int sdebug_add_adapter(void);
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static void sdebug_remove_adapter(void);
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static void sdebug_max_tgts_luns(void);
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static struct device pseudo_primary;
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static struct bus_type pseudo_lld_bus;
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static void sdebug_max_tgts_luns(void)
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{
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struct sdebug_host_info *sdbg_host;
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struct Scsi_Host *hpnt;
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spin_lock(&sdebug_host_list_lock);
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list_for_each_entry(sdbg_host, &sdebug_host_list, host_list) {
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hpnt = sdbg_host->shost;
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if ((hpnt->this_id >= 0) &&
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(scsi_debug_num_tgts > hpnt->this_id))
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hpnt->max_id = scsi_debug_num_tgts + 1;
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else
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hpnt->max_id = scsi_debug_num_tgts;
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/* scsi_debug_max_luns; */
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hpnt->max_lun = SAM2_WLUN_REPORT_LUNS;
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}
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spin_unlock(&sdebug_host_list_lock);
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}
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static void mk_sense_buffer(struct sdebug_dev_info *devip, int key,
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int asc, int asq)
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{
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unsigned char *sbuff;
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sbuff = devip->sense_buff;
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memset(sbuff, 0, SDEBUG_SENSE_LEN);
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scsi_build_sense_buffer(scsi_debug_dsense, sbuff, key, asc, asq);
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: [sense_key,asc,ascq]: "
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"[0x%x,0x%x,0x%x]\n", key, asc, asq);
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}
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static void get_data_transfer_info(unsigned char *cmd,
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unsigned long long *lba, unsigned int *num)
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@ -1680,52 +1702,9 @@ static void timer_intr_handler(unsigned long indx)
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spin_unlock_irqrestore(&queued_arr_lock, iflags);
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}
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static int scsi_debug_slave_alloc(struct scsi_device * sdp)
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{
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: slave_alloc <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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set_bit(QUEUE_FLAG_BIDI, &sdp->request_queue->queue_flags);
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return 0;
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}
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static int scsi_debug_slave_configure(struct scsi_device * sdp)
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{
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struct sdebug_dev_info * devip;
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: slave_configure <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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if (sdp->host->max_cmd_len != SCSI_DEBUG_MAX_CMD_LEN)
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sdp->host->max_cmd_len = SCSI_DEBUG_MAX_CMD_LEN;
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devip = devInfoReg(sdp);
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if (NULL == devip)
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return 1; /* no resources, will be marked offline */
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sdp->hostdata = devip;
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if (sdp->host->cmd_per_lun)
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scsi_adjust_queue_depth(sdp, SDEBUG_TAGGED_QUEUING,
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sdp->host->cmd_per_lun);
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blk_queue_max_segment_size(sdp->request_queue, 256 * 1024);
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return 0;
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}
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static void scsi_debug_slave_destroy(struct scsi_device * sdp)
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{
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struct sdebug_dev_info * devip =
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(struct sdebug_dev_info *)sdp->hostdata;
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: slave_destroy <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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if (devip) {
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/* make this slot avaliable for re-use */
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devip->used = 0;
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sdp->hostdata = NULL;
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}
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}
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struct sdebug_dev_info *sdebug_device_create(struct sdebug_host_info *sdbg_host,
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gfp_t flags)
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static struct sdebug_dev_info *
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sdebug_device_create(struct sdebug_host_info *sdbg_host, gfp_t flags)
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{
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struct sdebug_dev_info *devip;
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@ -1789,19 +1768,88 @@ static struct sdebug_dev_info * devInfoReg(struct scsi_device * sdev)
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return open_devip;
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}
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static void mk_sense_buffer(struct sdebug_dev_info * devip, int key,
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int asc, int asq)
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static int scsi_debug_slave_alloc(struct scsi_device *sdp)
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{
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unsigned char *sbuff;
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: slave_alloc <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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set_bit(QUEUE_FLAG_BIDI, &sdp->request_queue->queue_flags);
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return 0;
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}
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sbuff = devip->sense_buff;
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memset(sbuff, 0, SDEBUG_SENSE_LEN);
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scsi_build_sense_buffer(scsi_debug_dsense, sbuff, key, asc, asq);
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static int scsi_debug_slave_configure(struct scsi_device *sdp)
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{
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struct sdebug_dev_info *devip;
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: [sense_key,asc,ascq]: "
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"[0x%x,0x%x,0x%x]\n", key, asc, asq);
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printk(KERN_INFO "scsi_debug: slave_configure <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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if (sdp->host->max_cmd_len != SCSI_DEBUG_MAX_CMD_LEN)
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sdp->host->max_cmd_len = SCSI_DEBUG_MAX_CMD_LEN;
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devip = devInfoReg(sdp);
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if (NULL == devip)
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return 1; /* no resources, will be marked offline */
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sdp->hostdata = devip;
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if (sdp->host->cmd_per_lun)
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scsi_adjust_queue_depth(sdp, SDEBUG_TAGGED_QUEUING,
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sdp->host->cmd_per_lun);
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blk_queue_max_segment_size(sdp->request_queue, 256 * 1024);
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return 0;
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}
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static void scsi_debug_slave_destroy(struct scsi_device *sdp)
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{
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struct sdebug_dev_info *devip =
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(struct sdebug_dev_info *)sdp->hostdata;
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: slave_destroy <%u %u %u %u>\n",
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sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
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if (devip) {
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/* make this slot avaliable for re-use */
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devip->used = 0;
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sdp->hostdata = NULL;
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}
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}
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/* Returns 1 if found 'cmnd' and deleted its timer. else returns 0 */
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static int stop_queued_cmnd(struct scsi_cmnd *cmnd)
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{
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unsigned long iflags;
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int k;
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struct sdebug_queued_cmd *sqcp;
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spin_lock_irqsave(&queued_arr_lock, iflags);
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for (k = 0; k < SCSI_DEBUG_CANQUEUE; ++k) {
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sqcp = &queued_arr[k];
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if (sqcp->in_use && (cmnd == sqcp->a_cmnd)) {
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del_timer_sync(&sqcp->cmnd_timer);
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sqcp->in_use = 0;
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sqcp->a_cmnd = NULL;
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break;
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}
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}
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spin_unlock_irqrestore(&queued_arr_lock, iflags);
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return (k < SCSI_DEBUG_CANQUEUE) ? 1 : 0;
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}
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/* Deletes (stops) timers of all queued commands */
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static void stop_all_queued(void)
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{
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unsigned long iflags;
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int k;
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struct sdebug_queued_cmd *sqcp;
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spin_lock_irqsave(&queued_arr_lock, iflags);
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for (k = 0; k < SCSI_DEBUG_CANQUEUE; ++k) {
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sqcp = &queued_arr[k];
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if (sqcp->in_use && sqcp->a_cmnd) {
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del_timer_sync(&sqcp->cmnd_timer);
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sqcp->in_use = 0;
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sqcp->a_cmnd = NULL;
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}
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}
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spin_unlock_irqrestore(&queued_arr_lock, iflags);
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}
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static int scsi_debug_abort(struct scsi_cmnd * SCpnt)
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@ -1891,46 +1939,6 @@ static int scsi_debug_host_reset(struct scsi_cmnd * SCpnt)
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return SUCCESS;
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}
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/* Returns 1 if found 'cmnd' and deleted its timer. else returns 0 */
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static int stop_queued_cmnd(struct scsi_cmnd * cmnd)
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{
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unsigned long iflags;
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int k;
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struct sdebug_queued_cmd * sqcp;
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spin_lock_irqsave(&queued_arr_lock, iflags);
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for (k = 0; k < SCSI_DEBUG_CANQUEUE; ++k) {
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sqcp = &queued_arr[k];
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if (sqcp->in_use && (cmnd == sqcp->a_cmnd)) {
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del_timer_sync(&sqcp->cmnd_timer);
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sqcp->in_use = 0;
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sqcp->a_cmnd = NULL;
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break;
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}
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}
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spin_unlock_irqrestore(&queued_arr_lock, iflags);
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return (k < SCSI_DEBUG_CANQUEUE) ? 1 : 0;
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}
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/* Deletes (stops) timers of all queued commands */
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static void stop_all_queued(void)
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{
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unsigned long iflags;
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int k;
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struct sdebug_queued_cmd * sqcp;
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spin_lock_irqsave(&queued_arr_lock, iflags);
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for (k = 0; k < SCSI_DEBUG_CANQUEUE; ++k) {
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sqcp = &queued_arr[k];
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if (sqcp->in_use && sqcp->a_cmnd) {
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del_timer_sync(&sqcp->cmnd_timer);
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sqcp->in_use = 0;
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sqcp->a_cmnd = NULL;
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}
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}
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spin_unlock_irqrestore(&queued_arr_lock, iflags);
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}
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/* Initializes timers in queued array */
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static void __init init_all_queued(void)
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{
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@ -2055,7 +2063,6 @@ static int schedule_resp(struct scsi_cmnd * cmnd,
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return 0;
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}
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}
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/* Note: The following macros create attribute files in the
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/sys/module/scsi_debug/parameters directory. Unfortunately this
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driver is unaware of a change and cannot trigger auxiliary actions
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@ -2474,6 +2481,17 @@ static void do_remove_driverfs_files(void)
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driver_remove_file(&sdebug_driverfs_driver, &driver_attr_add_host);
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}
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static void pseudo_0_release(struct device *dev)
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{
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: pseudo_0_release() called\n");
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}
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static struct device pseudo_primary = {
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.bus_id = "pseudo_0",
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.release = pseudo_0_release,
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};
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static int __init scsi_debug_init(void)
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{
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unsigned long sz;
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@ -2588,30 +2606,6 @@ static void __exit scsi_debug_exit(void)
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device_initcall(scsi_debug_init);
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module_exit(scsi_debug_exit);
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static void pseudo_0_release(struct device * dev)
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{
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if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
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printk(KERN_INFO "scsi_debug: pseudo_0_release() called\n");
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}
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static struct device pseudo_primary = {
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.bus_id = "pseudo_0",
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.release = pseudo_0_release,
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};
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static int pseudo_lld_bus_match(struct device *dev,
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struct device_driver *dev_driver)
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{
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return 1;
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}
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static struct bus_type pseudo_lld_bus = {
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.name = "pseudo",
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.match = pseudo_lld_bus_match,
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.probe = sdebug_driver_probe,
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.remove = sdebug_driver_remove,
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};
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static void sdebug_release_adapter(struct device * dev)
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{
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struct sdebug_host_info *sdbg_host;
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@ -3011,20 +3005,15 @@ static int sdebug_driver_remove(struct device * dev)
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return 0;
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}
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static void sdebug_max_tgts_luns(void)
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static int pseudo_lld_bus_match(struct device *dev,
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struct device_driver *dev_driver)
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{
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struct sdebug_host_info * sdbg_host;
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struct Scsi_Host *hpnt;
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spin_lock(&sdebug_host_list_lock);
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list_for_each_entry(sdbg_host, &sdebug_host_list, host_list) {
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hpnt = sdbg_host->shost;
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if ((hpnt->this_id >= 0) &&
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(scsi_debug_num_tgts > hpnt->this_id))
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hpnt->max_id = scsi_debug_num_tgts + 1;
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else
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hpnt->max_id = scsi_debug_num_tgts;
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hpnt->max_lun = SAM2_WLUN_REPORT_LUNS; /* scsi_debug_max_luns; */
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}
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spin_unlock(&sdebug_host_list_lock);
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return 1;
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}
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static struct bus_type pseudo_lld_bus = {
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.name = "pseudo",
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.match = pseudo_lld_bus_match,
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.probe = sdebug_driver_probe,
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.remove = sdebug_driver_remove,
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};
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