> -----Original Message-----
> From: Bjorn Helgaas [mailto:bhelg...@google.com]
> Sent: Wednesday, July 08, 2015 2:23 AM
> To: Kashyap Desai; Uday Lingala; Sumit Saxena
> Cc: megaraidlinux....@avagotech.com; linux-scsi@vger.kernel.org; James
> E.J.
> Bottomley; linux-ker...@vger.kernel.org; Joe Perches; Christoph Hellwig
> Subject: [PATCH v3 3/3] megaraid_sas : fix whitespace errors
>
> Fix whitespace and indentation errors.  No code change.
>
> Signed-off-by: Bjorn Helgaas <bhelg...@google.com>
> ---
>  drivers/scsi/megaraid/megaraid_sas_base.c |  244
> ++++++++++++++--------------
> -
>  1 file changed, 118 insertions(+), 126 deletions(-)
>
> diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c
> b/drivers/scsi/megaraid/megaraid_sas_base.c
> index a9bd592..5156faa 100644
> --- a/drivers/scsi/megaraid/megaraid_sas_base.c
> +++ b/drivers/scsi/megaraid/megaraid_sas_base.c
> @@ -273,6 +273,7 @@ static inline void
>  megasas_enable_intr_xscale(struct megasas_instance *instance)  {
>       struct megasas_register_set __iomem *regs;
> +
>       regs = instance->reg_set;
>       writel(0, &(regs)->outbound_intr_mask);
>
> @@ -289,6 +290,7 @@ megasas_disable_intr_xscale(struct megasas_instance
> *instance)  {
>       struct megasas_register_set __iomem *regs;
>       u32 mask = 0x1f;
> +
>       regs = instance->reg_set;
>       writel(mask, &regs->outbound_intr_mask);
>       /* Dummy readl to force pci flush */
> @@ -313,6 +315,7 @@ megasas_clear_intr_xscale(struct megasas_register_set
> __iomem * regs)  {
>       u32 status;
>       u32 mfiStatus = 0;
> +
>       /*
>        * Check if it is our interrupt
>        */
> @@ -348,6 +351,7 @@ megasas_fire_cmd_xscale(struct megasas_instance
> *instance,
>               struct megasas_register_set __iomem *regs)  {
>       unsigned long flags;
> +
>       spin_lock_irqsave(&instance->hba_lock, flags);
>       writel((frame_phys_addr >> 3)|(frame_count),
>              &(regs)->inbound_queue_port);
> @@ -364,6 +368,7 @@ megasas_adp_reset_xscale(struct megasas_instance
> *instance,  {
>       u32 i;
>       u32 pcidata;
> +
>       writel(MFI_ADP_RESET, &regs->inbound_doorbell);
>
>       for (i = 0; i < 3; i++)
> @@ -402,7 +407,6 @@ static int
>  megasas_check_reset_xscale(struct megasas_instance *instance,
>               struct megasas_register_set __iomem *regs)  {
> -
>       if ((instance->adprecovery != MEGASAS_HBA_OPERATIONAL) &&
>           (le32_to_cpu(*instance->consumer) ==
>               MEGASAS_ADPRESET_INPROG_SIGN))
> @@ -433,7 +437,7 @@ static struct megasas_instance_template
> megasas_instance_template_xscale = {
>
>  /**
>  *    The following functions are defined for ppc (deviceid : 0x60)
> -*    controllers
> +*    controllers
>  */
>
>  /**
> @@ -444,6 +448,7 @@ static inline void
>  megasas_enable_intr_ppc(struct megasas_instance *instance)  {
>       struct megasas_register_set __iomem *regs;
> +
>       regs = instance->reg_set;
>       writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear);
>
> @@ -462,6 +467,7 @@ megasas_disable_intr_ppc(struct megasas_instance
> *instance)  {
>       struct megasas_register_set __iomem *regs;
>       u32 mask = 0xFFFFFFFF;
> +
>       regs = instance->reg_set;
>       writel(mask, &regs->outbound_intr_mask);
>       /* Dummy readl to force pci flush */
> @@ -522,6 +528,7 @@ megasas_fire_cmd_ppc(struct megasas_instance
> *instance,
>               struct megasas_register_set __iomem *regs)  {
>       unsigned long flags;
> +
>       spin_lock_irqsave(&instance->hba_lock, flags);
>       writel((frame_phys_addr | (frame_count<<1))|1,
>                       &(regs)->inbound_queue_port);
> @@ -566,6 +573,7 @@ static inline void
>  megasas_enable_intr_skinny(struct megasas_instance *instance)  {
>       struct megasas_register_set __iomem *regs;
> +
>       regs = instance->reg_set;
>       writel(0xFFFFFFFF, &(regs)->outbound_intr_mask);
>
> @@ -584,6 +592,7 @@ megasas_disable_intr_skinny(struct megasas_instance
> *instance)  {
>       struct megasas_register_set __iomem *regs;
>       u32 mask = 0xFFFFFFFF;
> +
>       regs = instance->reg_set;
>       writel(mask, &regs->outbound_intr_mask);
>       /* Dummy readl to force pci flush */
> @@ -634,8 +643,8 @@ megasas_clear_intr_skinny(struct megasas_register_set
> __iomem *regs)
>       writel(status, &regs->outbound_intr_status);
>
>       /*
> -     * dummy read to flush PCI
> -     */
> +      * dummy read to flush PCI
> +      */
>       readl(&regs->outbound_intr_status);
>
>       return mfiStatus;
> @@ -654,6 +663,7 @@ megasas_fire_cmd_skinny(struct megasas_instance
> *instance,
>                       struct megasas_register_set __iomem *regs)  {
>       unsigned long flags;
> +
>       spin_lock_irqsave(&instance->hba_lock, flags);
>       writel(upper_32_bits(frame_phys_addr),
>              &(regs)->inbound_high_queue_port);
> @@ -706,6 +716,7 @@ static inline void
>  megasas_enable_intr_gen2(struct megasas_instance *instance)  {
>       struct megasas_register_set __iomem *regs;
> +
>       regs = instance->reg_set;
>       writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear);
>
> @@ -725,6 +736,7 @@ megasas_disable_intr_gen2(struct megasas_instance
> *instance)  {
>       struct megasas_register_set __iomem *regs;
>       u32 mask = 0xFFFFFFFF;
> +
>       regs = instance->reg_set;
>       writel(mask, &regs->outbound_intr_mask);
>       /* Dummy readl to force pci flush */
> @@ -750,6 +762,7 @@ megasas_clear_intr_gen2(struct megasas_register_set
> __iomem *regs)  {
>       u32 status;
>       u32 mfiStatus = 0;
> +
>       /*
>        * Check if it is our interrupt
>        */
> @@ -786,6 +799,7 @@ megasas_fire_cmd_gen2(struct megasas_instance
> *instance,
>                       struct megasas_register_set __iomem *regs)  {
>       unsigned long flags;
> +
>       spin_lock_irqsave(&instance->hba_lock, flags);
>       writel((frame_phys_addr | (frame_count<<1))|1,
>                       &(regs)->inbound_queue_port);
> @@ -800,10 +814,10 @@ static int
>  megasas_adp_reset_gen2(struct megasas_instance *instance,
>                       struct megasas_register_set __iomem *reg_set)  {
> -     u32                     retry = 0 ;
> -     u32                     HostDiag;
> -     u32 __iomem             *seq_offset = &reg_set->seq_offset;
> -     u32 __iomem             *hostdiag_offset = &reg_set->host_diag;
> +     u32 retry = 0 ;
> +     u32 HostDiag;
> +     u32 __iomem *seq_offset = &reg_set->seq_offset;
> +     u32 __iomem *hostdiag_offset = &reg_set->host_diag;
>
>       if (instance->instancet == &megasas_instance_template_skinny) {
>               seq_offset = &reg_set->fusion_seq_offset; @@ -821,7 +835,7
> @@ megasas_adp_reset_gen2(struct megasas_instance *instance,
>
>       HostDiag = (u32)readl(hostdiag_offset);
>
> -     while ( !( HostDiag & DIAG_WRITE_ENABLE) ) {
> +     while (!(HostDiag & DIAG_WRITE_ENABLE)) {
>               msleep(100);
>               HostDiag = (u32)readl(hostdiag_offset);
>               dev_notice(&instance->pdev->dev, "RESETGEN2: retry=%x,
> hostdiag=%x\n", @@ -839,7 +853,7 @@ megasas_adp_reset_gen2(struct
> megasas_instance *instance,
>       ssleep(10);
>
>       HostDiag = (u32)readl(hostdiag_offset);
> -     while ( ( HostDiag & DIAG_RESET_ADAPTER) ) {
> +     while (HostDiag & DIAG_RESET_ADAPTER) {
>               msleep(100);
>               HostDiag = (u32)readl(hostdiag_offset);
>               dev_notice(&instance->pdev->dev, "RESET_GEN2: retry=%x,
> hostdiag=%x\n", @@ -904,7 +918,6 @@ int  megasas_issue_polled(struct
> megasas_instance *instance, struct megasas_cmd *cmd)  {
>       int seconds;
> -
>       struct megasas_header *frame_hdr = &cmd->frame->hdr;
>
>       frame_hdr->cmd_status = MFI_CMD_STATUS_POLL_MODE; @@ -940,6
> +953,7 @@ megasas_issue_blocked_cmd(struct megasas_instance *instance,
>                         struct megasas_cmd *cmd, int timeout)  {
>       int ret = 0;
> +
>       cmd->cmd_status_drv = MFI_STAT_INVALID_STATUS;
>
>       instance->instancet->issue_dcmd(instance, cmd); @@ -1120,7 +1134,7
> @@ static u32 megasas_get_frame_count(struct megasas_instance *instance,
>       int num_cnt;
>       int sge_bytes;
>       u32 sge_sz;
> -     u32 frame_count=0;
> +     u32 frame_count = 0;
>
>       sge_sz = (IS_DMA64) ? sizeof(struct megasas_sge64) :
>           sizeof(struct megasas_sge32);
> @@ -1151,14 +1165,14 @@ static u32 megasas_get_frame_count(struct
> megasas_instance *instance,
>                       num_cnt = sge_count - 3;
>       }
>
> -     if(num_cnt>0){
> +     if (num_cnt > 0) {
>               sge_bytes = sge_sz * num_cnt;
>
>               frame_count = (sge_bytes / MEGAMFI_FRAME_SIZE) +
>                   ((sge_bytes % MEGAMFI_FRAME_SIZE) ? 1 : 0) ;
>       }
>       /* Main frame */
> -     frame_count +=1;
> +     frame_count += 1;
>
>       if (frame_count > 7)
>               frame_count = 8;
> @@ -1215,9 +1229,9 @@ megasas_build_dcdb(struct megasas_instance
> *instance, struct scsi_cmnd *scp,
>       memcpy(pthru->cdb, scp->cmnd, scp->cmd_len);
>
>       /*
> -     * If the command is for the tape device, set the
> -     * pthru timeout to the os layer timeout value.
> -     */
> +      * If the command is for the tape device, set the
> +      * pthru timeout to the os layer timeout value.
> +      */
>       if (scp->device->type == TYPE_TAPE) {
>               if ((scp->request->timeout / HZ) > 0xFFFF)
>                       pthru->timeout = cpu_to_le16(0xFFFF); @@ -1435,7
> +1449,7 @@ inline int megasas_cmd_type(struct scsi_cmnd *cmd)
>
>   /**
>   * megasas_dump_pending_frames -     Dumps the frame address of all
> pending cmds
> - *                                   in FW
> + *                                   in FW
>   * @instance:                                Adapter soft state
>   */
>  static inline void
> @@ -1459,7 +1473,7 @@ megasas_dump_pending_frames(struct
> megasas_instance *instance)
>       dev_err(&instance->pdev->dev, "[%d]: Pending OS cmds in FW :
> \n",instance->host->host_no);
>       for (i = 0; i < max_cmd; i++) {
>               cmd = instance->cmd_list[i];
> -             if(!cmd->scmd)
> +             if (!cmd->scmd)
>                       continue;
>               dev_err(&instance->pdev->dev, "[%d]: Frame addr :0x%08lx :
> ",instance->host->host_no,(unsigned long)cmd->frame_phys_addr);
>               if (megasas_cmd_type(cmd->scmd) == READ_WRITE_LDIO) {
> @@ -1471,8 +1485,7 @@ megasas_dump_pending_frames(struct
> megasas_instance *instance)
>                       instance->host->host_no, cmd->frame_count, ldio-
> >cmd, ldio->target_id,
>                       le32_to_cpu(ldio->start_lba_lo), le32_to_cpu(ldio-
> >start_lba_hi),
>                       le32_to_cpu(ldio->sense_buf_phys_addr_lo), sgcount);
> -             }
> -             else {
> +             } else {
>                       pthru = (struct megasas_pthru_frame *) cmd->frame;
>                       mfi_sgl = &pthru->sgl;
>                       sgcount = pthru->sge_count;
> @@ -1482,16 +1495,16 @@ megasas_dump_pending_frames(struct
> megasas_instance *instance)
>                       pthru->lun, pthru->cdb_len, le32_to_cpu(pthru-
> >data_xfer_len),
>                       le32_to_cpu(pthru->sense_buf_phys_addr_lo),
> sgcount);
>               }
> -     if(megasas_dbg_lvl & MEGASAS_DBG_LVL){
> -             for (n = 0; n < sgcount; n++){
> -                     if (IS_DMA64)
> -                             dev_err(&instance->pdev->dev, "sgl len : 0x%x,
> sgl addr : 0x%llx\n",
> -                                     le32_to_cpu(mfi_sgl-
> >sge64[n].length),
> -                                     le64_to_cpu(mfi_sgl-
> >sge64[n].phys_addr));
> -                     else
> -                             dev_err(&instance->pdev->dev, "sgl len : 0x%x,
> sgl addr : 0x%x\n",
> -                                     le32_to_cpu(mfi_sgl-
> >sge32[n].length),
> -                                     le32_to_cpu(mfi_sgl-
> >sge32[n].phys_addr));
> +             if (megasas_dbg_lvl & MEGASAS_DBG_LVL) {
> +                     for (n = 0; n < sgcount; n++) {
> +                             if (IS_DMA64)
> +                                     dev_err(&instance->pdev->dev, "sgl len
> : 0x%x, sgl addr : 0x%llx\n",
> +                                             le32_to_cpu(mfi_sgl-
> >sge64[n].length),
> +                                             le64_to_cpu(mfi_sgl-
> >sge64[n].phys_addr));
> +                             else
> +                                     dev_err(&instance->pdev->dev, "sgl len
> : 0x%x, sgl addr : 0x%x\n",
> +                                             le32_to_cpu(mfi_sgl-
> >sge32[n].length),
> +                                             le32_to_cpu(mfi_sgl-
> >sge32[n].phys_addr));
>                       }
>               }
>       } /*for max_cmd*/
> @@ -1500,9 +1513,8 @@ megasas_dump_pending_frames(struct
> megasas_instance *instance)
>
>               cmd = instance->cmd_list[i];
>
> -             if(cmd->sync_cmd == 1){
> +             if (cmd->sync_cmd == 1)
>                       dev_err(&instance->pdev->dev, "0x%08lx : ", (unsigned
> long)cmd->frame_phys_addr);
> -             }
>       }
>       dev_err(&instance->pdev->dev, "[%d]: Dumping Done\n\n",instance-
> >host->host_no);
>  }
> @@ -1650,8 +1662,8 @@ static struct megasas_instance
> *megasas_lookup_instance(u16 host_no)  static int
> megasas_slave_configure(struct scsi_device *sdev)  {
>       /*
> -     * The RAID firmware may require extended timeouts.
> -     */
> +      * The RAID firmware may require extended timeouts.
> +      */
>       blk_queue_rq_timeout(sdev->request_queue,
>               MEGASAS_DEFAULT_CMD_TIMEOUT * HZ);
>
> @@ -1660,8 +1672,9 @@ static int megasas_slave_configure(struct
> scsi_device
> *sdev)
>
>  static int megasas_slave_alloc(struct scsi_device *sdev)  {
> -     u16             pd_index = 0;
> +     u16 pd_index = 0;
>       struct megasas_instance *instance ;
> +
>       instance = megasas_lookup_instance(sdev->host->host_no);
>       if (sdev->channel < MEGASAS_MAX_PD_CHANNELS) {
>               /*
> @@ -1727,8 +1740,7 @@ void megaraid_sas_kill_hba(struct megasas_instance
> *instance)
>               (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
>               (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
>               (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
> -             writel(MFI_STOP_ADP,
> -                     &instance->reg_set->doorbell);
> +             writel(MFI_STOP_ADP, &instance->reg_set->doorbell);
>               /* Flush */
>               readl(&instance->reg_set->doorbell);
>               if (instance->mpio && instance->requestorId) @@ -1782,7
> +1794,7 @@ static void megasas_complete_cmd_dpc(unsigned long
> instance_addr)
>       unsigned long flags;
>
>       /* If we have already declared adapter dead, donot complete cmds */
> -     if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR )
> +     if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR)
>               return;
>
>       spin_lock_irqsave(&instance->completion_lock, flags); @@ -2285,14
> +2297,14 @@ static int megasas_wait_for_outstanding(struct
> megasas_instance *instance)
>               if (adprecovery != MEGASAS_HBA_OPERATIONAL) {
>                       dev_notice(&instance->pdev->dev, "reset: Stopping
> HBA.\n");
>                       spin_lock_irqsave(&instance->hba_lock, flags);
> -                     instance->adprecovery   =
> MEGASAS_HW_CRITICAL_ERROR;
> +                     instance->adprecovery =
> MEGASAS_HW_CRITICAL_ERROR;
>                       spin_unlock_irqrestore(&instance->hba_lock, flags);
>                       return FAILED;
>               }
>
> -             reset_index     = 0;
> +             reset_index = 0;
>               while (!list_empty(&clist_local)) {
> -                     reset_cmd       = list_entry((&clist_local)->next,
> +                     reset_cmd = list_entry((&clist_local)->next,
>                                               struct megasas_cmd, list);
>                       list_del_init(&reset_cmd->list);
>                       if (reset_cmd->scmd) {
> @@ -2324,7 +2336,6 @@ static int megasas_wait_for_outstanding(struct
> megasas_instance *instance)
>       }
>
>       for (i = 0; i < resetwaittime; i++) {
> -
>               int outstanding = atomic_read(&instance->fw_outstanding);
>
>               if (!outstanding)
> @@ -2363,10 +2374,8 @@ static int megasas_wait_for_outstanding(struct
> megasas_instance *instance)
>               i++;
>       } while (i <= 3);
>
> -     if (atomic_read(&instance->fw_outstanding) &&
> -                                     !kill_adapter_flag) {
> +     if (atomic_read(&instance->fw_outstanding) && !kill_adapter_flag) {
>               if (instance->disableOnlineCtrlReset == 0) {
> -
>                       megasas_do_ocr(instance);
>
>                       /* wait for 5 secs to let FW finish the pending cmds */
> @@ -2384,9 +2393,9 @@ static int megasas_wait_for_outstanding(struct
> megasas_instance *instance)
>                                       (kill_adapter_flag == 2)) {
>               dev_notice(&instance->pdev->dev, "pending cmds after
> reset\n");
>               /*
> -             * Send signal to FW to stop processing any pending cmds.
> -             * The controller will be taken offline by the OS now.
> -             */
> +              * Send signal to FW to stop processing any pending cmds.
> +              * The controller will be taken offline by the OS now.
> +              */
>               if ((instance->pdev->device ==
>                       PCI_DEVICE_ID_LSI_SAS0073SKINNY) ||
>                       (instance->pdev->device ==
> @@ -2399,7 +2408,7 @@ static int megasas_wait_for_outstanding(struct
> megasas_instance *instance)
>               }
>               megasas_dump_pending_frames(instance);
>               spin_lock_irqsave(&instance->hba_lock, flags);
> -             instance->adprecovery   = MEGASAS_HW_CRITICAL_ERROR;
> +             instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR;
>               spin_unlock_irqrestore(&instance->hba_lock, flags);
>               return FAILED;
>       }
> @@ -2478,14 +2487,10 @@ blk_eh_timer_return megasas_reset_timer(struct
> scsi_cmnd *scmd)
>   */
>  static int megasas_reset_device(struct scsi_cmnd *scmd)  {
> -     int ret;
> -
>       /*
>        * First wait for all commands to complete
>        */
> -     ret = megasas_generic_reset(scmd);
> -
> -     return ret;
> +     return megasas_generic_reset(scmd);
>  }
>
>  /**
> @@ -2495,6 +2500,7 @@ static int megasas_reset_bus_host(struct scsi_cmnd
> *scmd)  {
>       int ret;
>       struct megasas_instance *instance;
> +
>       instance = (struct megasas_instance *)scmd->device->host->hostdata;
>
>       /*
> @@ -2513,7 +2519,7 @@ static int megasas_reset_bus_host(struct scsi_cmnd
> *scmd)
>
>  /**
>   * megasas_bios_param - Returns disk geometry for a disk
> - * @sdev:            device handle
> + * @sdev:            device handle
>   * @bdev:            block device
>   * @capacity:                drive capacity
>   * @geom:            geometry parameters
> @@ -2526,6 +2532,7 @@ megasas_bios_param(struct scsi_device *sdev, struct
> block_device *bdev,
>       int sectors;
>       sector_t cylinders;
>       unsigned long tmp;
> +
>       /* Default heads (64) & sectors (32) */
>       heads = 64;
>       sectors = 32;
> @@ -2572,6 +2579,7 @@ static void
>  megasas_service_aen(struct megasas_instance *instance, struct megasas_cmd
> *cmd)  {
>       unsigned long flags;
> +
>       /*
>        * Don't signal app if it is just an aborted previously registered aen
>        */
> @@ -2592,6 +2600,7 @@ megasas_service_aen(struct megasas_instance
> *instance, struct megasas_cmd *cmd)
>       if ((instance->unload == 0) &&
>               ((instance->issuepend_done == 1))) {
>               struct megasas_aen_event *ev;
> +
>               ev = kzalloc(sizeof(*ev), GFP_ATOMIC);
>               if (!ev) {
>                       dev_err(&instance->pdev->dev, "megasas_service_aen:
> out of memory\n"); @@ -2651,8 +2660,7 @@
> megasas_fw_crash_buffer_show(struct device *cdev,
>
>       buff_addr = (unsigned long) buf;
>
> -     if (buff_offset >
> -             (instance->fw_crash_buffer_size * dmachunk)) {
> +     if (buff_offset > (instance->fw_crash_buffer_size * dmachunk)) {
>               dev_err(&instance->pdev->dev,
>                       "Firmware crash dump offset is out of range\n");
>               spin_unlock_irqrestore(&instance->crashdump_lock, flags);
> @@ -2664,7 +2672,7 @@ megasas_fw_crash_buffer_show(struct device *cdev,
>
>       src_addr = (unsigned long)instance->crash_buf[buff_offset / dmachunk]
> +
>               (buff_offset % dmachunk);
> -     memcpy(buf, (void *)src_addr,  size);
> +     memcpy(buf, (void *)src_addr, size);
>       spin_unlock_irqrestore(&instance->crashdump_lock, flags);
>
>       return size;
> @@ -2724,6 +2732,7 @@ megasas_fw_crash_state_show(struct device *cdev,
>       struct Scsi_Host *shost = class_to_shost(cdev);
>       struct megasas_instance *instance =
>               (struct megasas_instance *) shost->hostdata;
> +
>       return snprintf(buf, PAGE_SIZE, "%d\n", instance->fw_crash_state);  }
>
> @@ -2808,8 +2817,6 @@ megasas_complete_abort(struct megasas_instance
> *instance,
>               cmd->cmd_status_drv = 0;
>               wake_up(&instance->abort_cmd_wait_q);
>       }
> -
> -     return;
>  }
>
>  /**
> @@ -2817,10 +2824,10 @@ megasas_complete_abort(struct
> megasas_instance *instance,
>   * @instance:                        Adapter soft state
>   * @cmd:                     Command to be completed
>   * @alt_status:                      If non-zero, use this value as status to
> - *                           SCSI mid-layer instead of the value returned
> - *                           by the FW. This should be used if caller wants
> - *                           an alternate status (as in the case of aborted
> - *                           commands)
> + *                           SCSI mid-layer instead of the value returned
> + *                           by the FW. This should be used if caller wants
> + *                           an alternate status (as in the case of aborted
> + *                           commands)
>   */
>  void
>  megasas_complete_cmd(struct megasas_instance *instance, struct
> megasas_cmd *cmd, @@ -3001,7 +3008,7 @@ megasas_complete_cmd(struct
> megasas_instance *instance, struct megasas_cmd *cmd,
>
>  /**
>   * megasas_issue_pending_cmds_again -        issue all pending cmds
> - *                                   in FW again because of the fw reset
> + *                                   in FW again because of the fw reset
>   * @instance:                                Adapter soft state
>   */
>  static inline void
> @@ -3019,7 +3026,7 @@ megasas_issue_pending_cmds_again(struct
> megasas_instance *instance)
>       spin_unlock_irqrestore(&instance->hba_lock, flags);
>
>       while (!list_empty(&clist_local)) {
> -             cmd     = list_entry((&clist_local)->next,
> +             cmd = list_entry((&clist_local)->next,
>                                       struct megasas_cmd, list);
>               list_del_init(&cmd->list);
>
> @@ -3052,7 +3059,7 @@ megasas_issue_pending_cmds_again(struct
> megasas_instance *instance)
>                                               "issue it again.\n", cmd);
>                       cmd->cmd_status_drv = MFI_STAT_INVALID_STATUS;
>                       instance->instancet->fire_cmd(instance,
> -                                                     cmd-
> >frame_phys_addr ,
> +                                                     cmd-
> >frame_phys_addr,
>                                                       0, instance->reg_set);
>               } else if (cmd->scmd) {
>                       dev_notice(&instance->pdev->dev, "%p scsi cmd
> [%02x]"
> @@ -3074,12 +3081,12 @@ megasas_issue_pending_cmds_again(struct
> megasas_instance *instance)
>               dev_notice(&instance->pdev->dev, "aen_cmd in def
> process\n");
>               megasas_return_cmd(instance, instance->aen_cmd);
>
> -             instance->aen_cmd       = NULL;
> +             instance->aen_cmd = NULL;
>       }
>
>       /*
> -     * Initiate AEN (Asynchronous Event Notification)
> -     */
> +      * Initiate AEN (Asynchronous Event Notification)
> +      */
>       seq_num = instance->last_seq_num;
>       class_locale.members.reserved = 0;
>       class_locale.members.locale = MR_EVT_LOCALE_ALL; @@ -3106,7
> +3113,7 @@ megasas_internal_reset_defer_cmds(struct megasas_instance
> *instance)
>       u32 defer_index;
>       unsigned long flags;
>
> -     defer_index     = 0;
> +     defer_index = 0;
>       spin_lock_irqsave(&instance->mfi_pool_lock, flags);
>       for (i = 0; i < max_cmd; i++) {
>               cmd = instance->cmd_list[i];
> @@ -3155,7 +3162,7 @@ process_fw_state_change_wq(struct work_struct
> *work)
>
>               atomic_set(&instance->fw_reset_no_pci_access, 1);
>               instance->instancet->adp_reset(instance, instance->reg_set);
> -             atomic_set(&instance->fw_reset_no_pci_access, 0 );
> +             atomic_set(&instance->fw_reset_no_pci_access, 0);
>
>               dev_notice(&instance->pdev->dev, "FW restarted successfully,"
>                                       "initiating next stage...\n");
> @@ -3163,7 +3170,7 @@ process_fw_state_change_wq(struct work_struct
> *work)
>               dev_notice(&instance->pdev->dev, "HBA recovery state
> machine,"
>                                       "state 2 starting...\n");
>
> -             /*waitting for about 20 second before start the second init*/
> +             /* waiting for about 20 second before start the second init */
>               for (wait = 0; wait < 30; wait++) {
>                       msleep(1000);
>               }
> @@ -3196,15 +3203,14 @@ process_fw_state_change_wq(struct work_struct
> *work)
>               megasas_issue_pending_cmds_again(instance);
>               instance->issuepend_done = 1;
>       }
> -     return ;
>  }
>
>  /**
>   * megasas_deplete_reply_queue -     Processes all completed commands
>   * @instance:                                Adapter soft state
>   * @alt_status:                              Alternate status to be returned 
> to
> - *                                   SCSI mid-layer instead of the status
> - *                                   returned by the FW
> + *                                   SCSI mid-layer instead of the status
> + *                                   returned by the FW
>   * Note: this must be called with hba lock held
>   */
>  static int
> @@ -3284,13 +3290,13 @@ static irqreturn_t megasas_isr(int irq, void
> *devp)
>       struct megasas_irq_context *irq_context = devp;
>       struct megasas_instance *instance = irq_context->instance;
>       unsigned long flags;
> -     irqreturn_t     rc;
> +     irqreturn_t rc;
>
>       if (atomic_read(&instance->fw_reset_no_pci_access))
>               return IRQ_HANDLED;
>
>       spin_lock_irqsave(&instance->hba_lock, flags);
> -     rc =  megasas_deplete_reply_queue(instance, DID_OK);
> +     rc = megasas_deplete_reply_queue(instance, DID_OK);
>       spin_unlock_irqrestore(&instance->hba_lock, flags);
>
>       return rc;
> @@ -3566,9 +3572,8 @@ static int megasas_create_frame_pool(struct
> megasas_instance *instance)
>       sge_sz = (IS_DMA64) ? sizeof(struct megasas_sge64) :
>           sizeof(struct megasas_sge32);
>
> -     if (instance->flag_ieee) {
> +     if (instance->flag_ieee)
>               sge_sz = sizeof(struct megasas_sge_skinny);
> -     }
>
>       /*
>        * For MFI controllers.
> @@ -3652,6 +3657,7 @@ static int megasas_create_frame_pool(struct
> megasas_instance *instance)  void megasas_free_cmds(struct
> megasas_instance *instance)  {
>       int i;
> +
>       /* First free the MFI frame pool */
>       megasas_teardown_frame_pool(instance);
>
> @@ -3807,12 +3813,12 @@ megasas_get_pd_list(struct megasas_instance
> *instance)
>               ret = megasas_issue_polled(instance, cmd);
>
>       /*
> -     * the following function will get the instance PD LIST.
> -     */
> +      * the following function will get the instance PD LIST.
> +      */
>
>       pd_addr = ci->addr;
>
> -     if ( ret == 0 &&
> +     if (ret == 0 &&
>            (le32_to_cpu(ci->count) <
>                 (MEGASAS_MAX_PD_CHANNELS *
> MEGASAS_MAX_DEV_PER_CHANNEL))) {
>
> @@ -4048,11 +4054,11 @@ static void megasas_update_ext_vd_details(struct
> megasas_instance *instance)
>               instance->supportmax256vd ? "Extended VD(240 VD)firmware" :
>               "Legacy(64 VD) firmware");
>
> -     old_map_sz =  sizeof(struct MR_FW_RAID_MAP) +
> +     old_map_sz = sizeof(struct MR_FW_RAID_MAP) +
>                               (sizeof(struct MR_LD_SPAN_MAP) *
>                               (instance->fw_supported_vd_count - 1));
> -     new_map_sz =  sizeof(struct MR_FW_RAID_MAP_EXT);
> -     fusion->drv_map_sz =  sizeof(struct MR_DRV_RAID_MAP) +
> +     new_map_sz = sizeof(struct MR_FW_RAID_MAP_EXT);
> +     fusion->drv_map_sz = sizeof(struct MR_DRV_RAID_MAP) +
>                               (sizeof(struct MR_LD_SPAN_MAP) *
>                               (instance->drv_supported_vd_count - 1));
>
> @@ -4063,7 +4069,6 @@ static void megasas_update_ext_vd_details(struct
> megasas_instance *instance)
>               fusion->current_map_sz = new_map_sz;
>       else
>               fusion->current_map_sz = old_map_sz;
> -
>  }
>
>  /**
> @@ -4210,9 +4215,7 @@ static int
>  megasas_issue_init_mfi(struct megasas_instance *instance)  {
>       __le32 context;
> -
>       struct megasas_cmd *cmd;
> -
>       struct megasas_init_frame *init_frame;
>       struct megasas_init_queue_info *initq_info;
>       dma_addr_t init_frame_h;
> @@ -4651,10 +4654,9 @@ static int megasas_init_fw(struct megasas_instance
> *instance)
>       dev_err(&instance->pdev->dev, "INIT adapter done\n");
>
>       /** for passthrough
> -     * the following function will get the PD LIST.
> -     */
> -
> -     memset(instance->pd_list, 0 ,
> +      * the following function will get the PD LIST.
> +      */
> +     memset(instance->pd_list, 0,
>               (MEGASAS_MAX_PD * sizeof(struct megasas_pd_list)));
>       if (megasas_get_pd_list(instance) < 0) {
>               dev_err(&instance->pdev->dev, "failed to get PD list\n"); @@ -
> 4682,7 +4684,7 @@ static int megasas_init_fw(struct megasas_instance
> *instance)
>               le16_to_cpu(ctrl_info->max_strips_per_io);
>       max_sectors_2 = le32_to_cpu(ctrl_info->max_request_size);
>
> -     tmp_sectors = min_t(u32, max_sectors_1 , max_sectors_2);
> +     tmp_sectors = min_t(u32, max_sectors_1, max_sectors_2);
>
>       instance->disableOnlineCtrlReset =
>       ctrl_info->properties.OnOffProperties.disableOnlineCtrlReset;
> @@ -5047,7 +5049,7 @@ static int megasas_start_aen(struct
> megasas_instance *instance)  static int megasas_io_attach(struct
> megasas_instance *instance)  {
>       struct Scsi_Host *host = instance->host;
> -     u32             error;
> +     u32 error;
>
>       /*
>        * Export parameters required by SCSI mid-layer @@ -5122,7 +5124,7
> @@ static int  megasas_set_dma_mask(struct pci_dev *pdev)  {
>       /*
> -      * All our contollers are capable of performing 64-bit DMA
> +      * All our controllers are capable of performing 64-bit DMA
>        */
>       if (IS_DMA64) {
>               if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) { @@ -
> 5208,7 +5210,7 @@ static int megasas_probe_one(struct pci_dev *pdev,
>
>       instance = (struct megasas_instance *)host->hostdata;
>       memset(instance, 0, sizeof(*instance));
> -     atomic_set( &instance->fw_reset_no_pci_access, 0 );
> +     atomic_set(&instance->fw_reset_no_pci_access, 0);
>       instance->pdev = pdev;
>
>       switch (instance->pdev->device) {
> @@ -5405,8 +5407,8 @@ static int megasas_probe_one(struct pci_dev *pdev,
>
>       return 0;
>
> -      fail_start_aen:
> -      fail_io_attach:
> +fail_start_aen:
> +fail_io_attach:
>       megasas_mgmt_info.count--;
>       megasas_mgmt_info.instance[megasas_mgmt_info.max_index] =
> NULL;
>       megasas_mgmt_info.max_index--;
> @@ -5424,7 +5426,7 @@ static int megasas_probe_one(struct pci_dev *pdev,
>       if (instance->msix_vectors)
>               pci_disable_msix(instance->pdev);
>  fail_init_mfi:
> -      fail_alloc_dma_buf:
> +fail_alloc_dma_buf:
>       if (instance->evt_detail)
>               pci_free_consistent(pdev, sizeof(struct megasas_evt_detail),
>                                   instance->evt_detail,
> @@ -5438,8 +5440,8 @@ fail_init_mfi:
>                                   instance->consumer_h);
>       scsi_host_put(host);
>
> -      fail_alloc_instance:
> -      fail_set_dma_mask:
> +fail_alloc_instance:
> +fail_set_dma_mask:
>       pci_disable_device(pdev);
>
>       return -ENODEV;
> @@ -5481,8 +5483,6 @@ static void megasas_flush_cache(struct
> megasas_instance *instance)
>                       " from %s\n", __func__);
>
>       megasas_return_cmd(instance, cmd);
> -
> -     return;
>  }
>
>  /**
> @@ -5528,8 +5528,6 @@ static void megasas_shutdown_controller(struct
> megasas_instance *instance,
>                       "from %s\n", __func__);
>
>       megasas_return_cmd(instance, cmd);
> -
> -     return;
>  }
>
>  #ifdef CONFIG_PM
> @@ -5835,8 +5833,6 @@ static void megasas_detach_one(struct pci_dev
> *pdev)
>       scsi_host_put(host);
>
>       pci_disable_device(pdev);
> -
> -     return;
>  }
>
>  /**
> @@ -5905,11 +5901,11 @@ static unsigned int megasas_mgmt_poll(struct file
> *file, poll_table *wait)  {
>       unsigned int mask;
>       unsigned long flags;
> +
>       poll_wait(file, &megasas_poll_wait, wait);
>       spin_lock_irqsave(&poll_aen_lock, flags);
>       if (megasas_poll_wait_aen)
> -             mask =   (POLLIN | POLLRDNORM);
> -
> +             mask = (POLLIN | POLLRDNORM);
>       else
>               mask = 0;
>       megasas_poll_wait_aen = 0;
> @@ -5923,8 +5919,7 @@ static unsigned int megasas_mgmt_poll(struct file
> *file, poll_table *wait)
>   * @cmd:     MFI command frame
>   */
>
> -static int megasas_set_crash_dump_params_ioctl(
> -     struct megasas_cmd *cmd)
> +static int megasas_set_crash_dump_params_ioctl(struct megasas_cmd *cmd)
>  {
>       struct megasas_instance *local_instance;
>       int i, error = 0;
> @@ -6120,7 +6115,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance
> *instance,
>               error = -EFAULT;
>       }
>
> -      out:
> +out:
>       if (sense) {
>               dma_free_coherent(&instance->pdev->dev, ioc->sense_len,
>                                   sense, sense_handle);
> @@ -6220,10 +6215,10 @@ static int megasas_mgmt_ioctl_fw(struct file
> *file,
> unsigned long arg)
>       spin_unlock_irqrestore(&instance->hba_lock, flags);
>
>       error = megasas_mgmt_fw_ioctl(instance, user_ioc, ioc);
> -      out_up:
> +out_up:
>       up(&instance->ioctl_sem);
>
> -      out_kfree_ioc:
> +out_kfree_ioc:
>       kfree(ioc);
>       return error;
>  }
> @@ -6458,7 +6453,8 @@ static ssize_t
>  megasas_sysfs_set_dbg_lvl(struct device_driver *dd, const char *buf,
> size_t
> count)  {
>       int retval = count;
> -     if(sscanf(buf,"%u",&megasas_dbg_lvl)<1){
> +
> +     if (sscanf(buf,"%u",&megasas_dbg_lvl) < 1) {
>               printk(KERN_ERR "megasas: could not set dbg_lvl\n");
>               retval = -EINVAL;
>       }
> @@ -6520,14 +6516,12 @@ megasas_aen_polling(struct work_struct *work)
>                               pd_index =
>                               (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
>
> -                             sdev1 =
> -                             scsi_device_lookup(host, i, j, 0);
> +                             sdev1 = scsi_device_lookup(host, i, j, 0);
>
>                               if (instance->pd_list[pd_index].driveState
>                                               == MR_PD_STATE_SYSTEM) {
> -                                             if (!sdev1) {
> +                                     if (!sdev1)
>                                               scsi_add_device(host, i, j, 0);
> -                                             }
>
>                                       if (sdev1)
>                                               scsi_device_put(sdev1);
> @@ -6548,14 +6542,12 @@ megasas_aen_polling(struct work_struct *work)
>                               pd_index =
>                               (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
>
> -                             sdev1 =
> -                             scsi_device_lookup(host, i, j, 0);
> +                             sdev1 = scsi_device_lookup(host, i, j, 0);
>
>                               if (instance->pd_list[pd_index].driveState
>                                       == MR_PD_STATE_SYSTEM) {
> -                                     if (sdev1) {
> +                                     if (sdev1)
>                                               scsi_device_put(sdev1);
> -                                     }
>                               } else {
>                                       if (sdev1) {
>                                               scsi_remove_device(sdev1);
> @@ -6701,7 +6693,7 @@ megasas_aen_polling(struct work_struct *work)
>               }
>       }
>
> -     if ( instance->aen_cmd != NULL ) {
> +     if (instance->aen_cmd != NULL) {
>               kfree(ev);
>               return ;
>       }
Acked-by: Sumit Saxena <sumit.sax...@avagotech.com>
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