[PATCH v3 1/3] megaraid : use dev_printk when possible

From: Bjorn Helgaas
Date: Tue Jul 07 2015 - 16:52:42 EST


Use dev_printk() when possible to make messages more useful.

Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
drivers/scsi/megaraid.c | 140 ++++++++++++++++++++++-------------------------
1 file changed, 66 insertions(+), 74 deletions(-)

diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index bc7b34c..9d05302 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -268,8 +268,8 @@ mega_query_adapter(adapter_t *adapter)
raw_mbox[2] = NC_SUBOP_PRODUCT_INFO; /* i.e. 0x0E */

if ((retval = issue_scb_block(adapter, raw_mbox)))
- printk(KERN_WARNING
- "megaraid: Product_info cmd failed with error: %d\n",
+ dev_warn(&adapter->dev->dev,
+ "Product_info cmd failed with error: %d\n",
retval);

pci_unmap_single(adapter->dev, prod_info_dma_handle,
@@ -334,7 +334,7 @@ mega_query_adapter(adapter_t *adapter)
adapter->bios_version[4] = 0;
}

- printk(KERN_NOTICE "megaraid: [%s:%s] detected %d logical drives.\n",
+ dev_notice(&adapter->dev->dev, "[%s:%s] detected %d logical drives\n",
adapter->fw_version, adapter->bios_version, adapter->numldrv);

/*
@@ -342,7 +342,7 @@ mega_query_adapter(adapter_t *adapter)
*/
adapter->support_ext_cdb = mega_support_ext_cdb(adapter);
if (adapter->support_ext_cdb)
- printk(KERN_NOTICE "megaraid: supports extended CDBs.\n");
+ dev_notice(&adapter->dev->dev, "supports extended CDBs\n");


return 0;
@@ -678,11 +678,11 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)

if(!(adapter->flag & (1L << cmd->device->channel))) {

- printk(KERN_NOTICE
- "scsi%d: scanning scsi channel %d ",
+ dev_notice(&adapter->dev->dev,
+ "scsi%d: scanning scsi channel %d "
+ "for logical drives\n",
adapter->host->host_no,
cmd->device->channel);
- printk("for logical drives.\n");

adapter->flag |= (1L << cmd->device->channel);
}
@@ -983,11 +983,11 @@ mega_prepare_passthru(adapter_t *adapter, scb_t *scb, Scsi_Cmnd *cmd,
case READ_CAPACITY:
if(!(adapter->flag & (1L << cmd->device->channel))) {

- printk(KERN_NOTICE
- "scsi%d: scanning scsi channel %d [P%d] ",
+ dev_notice(&adapter->dev->dev,
+ "scsi%d: scanning scsi channel %d [P%d] "
+ "for physical devices\n",
adapter->host->host_no,
cmd->device->channel, channel);
- printk("for physical devices.\n");

adapter->flag |= (1L << cmd->device->channel);
}
@@ -1045,11 +1045,11 @@ mega_prepare_extpassthru(adapter_t *adapter, scb_t *scb, Scsi_Cmnd *cmd,
case READ_CAPACITY:
if(!(adapter->flag & (1L << cmd->device->channel))) {

- printk(KERN_NOTICE
- "scsi%d: scanning scsi channel %d [P%d] ",
+ dev_notice(&adapter->dev->dev,
+ "scsi%d: scanning scsi channel %d [P%d] "
+ "for physical devices\n",
adapter->host->host_no,
cmd->device->channel, channel);
- printk("for physical devices.\n");

adapter->flag |= (1L << cmd->device->channel);
}
@@ -1241,7 +1241,7 @@ issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
return mbox->m_in.status;

bug_blocked_mailbox:
- printk(KERN_WARNING "megaraid: Blocked mailbox......!!\n");
+ dev_warn(&adapter->dev->dev, "Blocked mailbox......!!\n");
udelay (1000);
return -1;
}
@@ -1454,9 +1454,8 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
* Make sure f/w has completed a valid command
*/
if( !(scb->state & SCB_ISSUED) || scb->cmd == NULL ) {
- printk(KERN_CRIT
- "megaraid: invalid command ");
- printk("Id %d, scb->state:%x, scsi cmd:%p\n",
+ dev_crit(&adapter->dev->dev, "invalid command "
+ "Id %d, scb->state:%x, scsi cmd:%p\n",
cmdid, scb->state, scb->cmd);

continue;
@@ -1467,8 +1466,8 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
*/
if( scb->state & SCB_ABORT ) {

- printk(KERN_WARNING
- "megaraid: aborted cmd [%x] complete.\n",
+ dev_warn(&adapter->dev->dev,
+ "aborted cmd [%x] complete\n",
scb->idx);

scb->cmd->result = (DID_ABORT << 16);
@@ -1486,8 +1485,8 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
*/
if( scb->state & SCB_RESET ) {

- printk(KERN_WARNING
- "megaraid: reset cmd [%x] complete.\n",
+ dev_warn(&adapter->dev->dev,
+ "reset cmd [%x] complete\n",
scb->idx);

scb->cmd->result = (DID_RESET << 16);
@@ -1553,8 +1552,7 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
if( sg_page(sgl) ) {
c = *(unsigned char *) sg_virt(&sgl[0]);
} else {
- printk(KERN_WARNING
- "megaraid: invalid sg.\n");
+ dev_warn(&adapter->dev->dev, "invalid sg\n");
c = 0;
}

@@ -1902,11 +1900,10 @@ megaraid_reset(struct scsi_cmnd *cmd)
mc.opcode = MEGA_RESET_RESERVATIONS;

if( mega_internal_command(adapter, &mc, NULL) != 0 ) {
- printk(KERN_WARNING
- "megaraid: reservation reset failed.\n");
+ dev_warn(&adapter->dev->dev, "reservation reset failed\n");
}
else {
- printk(KERN_INFO "megaraid: reservation reset.\n");
+ dev_info(&adapter->dev->dev, "reservation reset\n");
}
#endif

@@ -1939,7 +1936,7 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor)
struct list_head *pos, *next;
scb_t *scb;

- printk(KERN_WARNING "megaraid: %s cmd=%x <c=%d t=%d l=%d>\n",
+ dev_warn(&adapter->dev->dev, "%s cmd=%x <c=%d t=%d l=%d>\n",
(aor == SCB_ABORT)? "ABORTING":"RESET",
cmd->cmnd[0], cmd->device->channel,
cmd->device->id, (u32)cmd->device->lun);
@@ -1963,8 +1960,8 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor)
*/
if( scb->state & SCB_ISSUED ) {

- printk(KERN_WARNING
- "megaraid: %s[%x], fw owner.\n",
+ dev_warn(&adapter->dev->dev,
+ "%s[%x], fw owner\n",
(aor==SCB_ABORT) ? "ABORTING":"RESET",
scb->idx);

@@ -1976,8 +1973,8 @@ megaraid_abort_and_reset(adapter_t *adapter, Scsi_Cmnd *cmd, int aor)
* Not yet issued! Remove from the pending
* list
*/
- printk(KERN_WARNING
- "megaraid: %s-[%x], driver owner.\n",
+ dev_warn(&adapter->dev->dev,
+ "%s-[%x], driver owner\n",
(aor==SCB_ABORT) ? "ABORTING":"RESET",
scb->idx);

@@ -2197,7 +2194,7 @@ proc_show_rebuild_rate(struct seq_file *m, void *v)

if( mega_adapinq(adapter, dma_handle) != 0 ) {
seq_puts(m, "Adapter inquiry failed.\n");
- printk(KERN_WARNING "megaraid: inquiry failed.\n");
+ dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}

@@ -2241,7 +2238,7 @@ proc_show_battery(struct seq_file *m, void *v)

if( mega_adapinq(adapter, dma_handle) != 0 ) {
seq_puts(m, "Adapter inquiry failed.\n");
- printk(KERN_WARNING "megaraid: inquiry failed.\n");
+ dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}

@@ -2350,7 +2347,7 @@ proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel)

if( mega_adapinq(adapter, dma_handle) != 0 ) {
seq_puts(m, "Adapter inquiry failed.\n");
- printk(KERN_WARNING "megaraid: inquiry failed.\n");
+ dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}

@@ -2525,7 +2522,7 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )

if( mega_adapinq(adapter, dma_handle) != 0 ) {
seq_puts(m, "Adapter inquiry failed.\n");
- printk(KERN_WARNING "megaraid: inquiry failed.\n");
+ dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}

@@ -2799,7 +2796,7 @@ mega_create_proc_entry(int index, struct proc_dir_entry *parent)
dir = adapter->controller_proc_dir_entry =
proc_mkdir_data(string, 0, parent, adapter);
if(!dir) {
- printk(KERN_WARNING "\nmegaraid: proc_mkdir failed\n");
+ dev_warn(&adapter->dev->dev, "proc_mkdir failed\n");
return;
}

@@ -2807,7 +2804,7 @@ mega_create_proc_entry(int index, struct proc_dir_entry *parent)
de = proc_create_data(f->name, S_IRUSR, dir, &mega_proc_fops,
f->show);
if (!de) {
- printk(KERN_WARNING "\nmegaraid: proc_create failed\n");
+ dev_warn(&adapter->dev->dev, "proc_create failed\n");
return;
}

@@ -2874,9 +2871,9 @@ megaraid_biosparam(struct scsi_device *sdev, struct block_device *bdev,
return rval;
}

- printk(KERN_INFO
- "megaraid: invalid partition on this disk on channel %d\n",
- sdev->channel);
+ dev_info(&adapter->dev->dev,
+ "invalid partition on this disk on channel %d\n",
+ sdev->channel);

/* Default heads (64) & sectors (32) */
heads = 64;
@@ -2936,7 +2933,7 @@ mega_init_scb(adapter_t *adapter)
scb->sgl = (mega_sglist *)scb->sgl64;

if( !scb->sgl ) {
- printk(KERN_WARNING "RAID: Can't allocate sglist.\n");
+ dev_warn(&adapter->dev->dev, "RAID: Can't allocate sglist\n");
mega_free_sgl(adapter);
return -1;
}
@@ -2946,7 +2943,7 @@ mega_init_scb(adapter_t *adapter)
&scb->pthru_dma_addr);

if( !scb->pthru ) {
- printk(KERN_WARNING "RAID: Can't allocate passthru.\n");
+ dev_warn(&adapter->dev->dev, "RAID: Can't allocate passthru\n");
mega_free_sgl(adapter);
return -1;
}
@@ -2956,8 +2953,8 @@ mega_init_scb(adapter_t *adapter)
&scb->epthru_dma_addr);

if( !scb->epthru ) {
- printk(KERN_WARNING
- "Can't allocate extended passthru.\n");
+ dev_warn(&adapter->dev->dev,
+ "Can't allocate extended passthru\n");
mega_free_sgl(adapter);
return -1;
}
@@ -3154,8 +3151,8 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* Do we support this feature
*/
if( !adapter->support_random_del ) {
- printk(KERN_WARNING "megaraid: logdrv ");
- printk("delete on non-supporting F/W.\n");
+ dev_warn(&adapter->dev->dev, "logdrv "
+ "delete on non-supporting F/W\n");

return (-EINVAL);
}
@@ -3179,7 +3176,7 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
if( uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU64 ||
uioc.uioc_rmbox[0] == MEGA_MBOXCMD_EXTPTHRU ) {

- printk(KERN_WARNING "megaraid: rejected passthru.\n");
+ dev_warn(&adapter->dev->dev, "rejected passthru\n");

return (-EINVAL);
}
@@ -3683,11 +3680,11 @@ mega_enum_raid_scsi(adapter_t *adapter)

for( i = 0; i < adapter->product_info.nchannels; i++ ) {
if( (adapter->mega_ch_class >> i) & 0x01 ) {
- printk(KERN_INFO "megaraid: channel[%d] is raid.\n",
+ dev_info(&adapter->dev->dev, "channel[%d] is raid\n",
i);
}
else {
- printk(KERN_INFO "megaraid: channel[%d] is scsi.\n",
+ dev_info(&adapter->dev->dev, "channel[%d] is scsi\n",
i);
}
}
@@ -3893,7 +3890,7 @@ mega_do_del_logdrv(adapter_t *adapter, int logdrv)

/* log this event */
if(rval) {
- printk(KERN_WARNING "megaraid: Delete LD-%d failed.", logdrv);
+ dev_warn(&adapter->dev->dev, "Delete LD-%d failed", logdrv);
return rval;
}

@@ -4161,7 +4158,7 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
* this information.
*/
if (rval && trace_level) {
- printk("megaraid: cmd [%x, %x, %x] status:[%x]\n",
+ dev_info(&adapter->dev->dev, "cmd [%x, %x, %x] status:[%x]\n",
mc->cmd, mc->opcode, mc->subopcode, rval);
}

@@ -4244,11 +4241,8 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
subsysvid = pdev->subsystem_vendor;
subsysid = pdev->subsystem_device;

- printk(KERN_NOTICE "megaraid: found 0x%4.04x:0x%4.04x:bus %d:",
- id->vendor, id->device, pci_bus);
-
- printk("slot %d:func %d\n",
- PCI_SLOT(pci_dev_func), PCI_FUNC(pci_dev_func));
+ dev_notice(&pdev->dev, "found 0x%4.04x:0x%4.04x\n",
+ id->vendor, id->device);

/* Read the base port and IRQ from PCI */
mega_baseport = pci_resource_start(pdev, 0);
@@ -4259,14 +4253,13 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
flag |= BOARD_MEMMAP;

if (!request_mem_region(mega_baseport, 128, "megaraid")) {
- printk(KERN_WARNING "megaraid: mem region busy!\n");
+ dev_warn(&pdev->dev, "mem region busy!\n");
goto out_disable_device;
}

mega_baseport = (unsigned long)ioremap(mega_baseport, 128);
if (!mega_baseport) {
- printk(KERN_WARNING
- "megaraid: could not map hba memory\n");
+ dev_warn(&pdev->dev, "could not map hba memory\n");
goto out_release_region;
}
} else {
@@ -4285,7 +4278,7 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
adapter = (adapter_t *)host->hostdata;
memset(adapter, 0, sizeof(adapter_t));

- printk(KERN_NOTICE
+ dev_notice(&pdev->dev,
"scsi%d:Found MegaRAID controller at 0x%lx, IRQ:%d\n",
host->host_no, mega_baseport, irq);

@@ -4323,21 +4316,20 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
adapter->mega_buffer = pci_alloc_consistent(adapter->dev,
MEGA_BUFFER_SIZE, &adapter->buf_dma_handle);
if (!adapter->mega_buffer) {
- printk(KERN_WARNING "megaraid: out of RAM.\n");
+ dev_warn(&pdev->dev, "out of RAM\n");
goto out_host_put;
}

adapter->scb_list = kmalloc(sizeof(scb_t) * MAX_COMMANDS, GFP_KERNEL);
if (!adapter->scb_list) {
- printk(KERN_WARNING "megaraid: out of RAM.\n");
+ dev_warn(&pdev->dev, "out of RAM\n");
goto out_free_cmd_buffer;
}

if (request_irq(irq, (adapter->flag & BOARD_MEMMAP) ?
megaraid_isr_memmapped : megaraid_isr_iomapped,
IRQF_SHARED, "megaraid", adapter)) {
- printk(KERN_WARNING
- "megaraid: Couldn't register IRQ %d!\n", irq);
+ dev_warn(&pdev->dev, "Couldn't register IRQ %d!\n", irq);
goto out_free_scb_list;
}

@@ -4357,9 +4349,9 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (!strcmp(adapter->fw_version, "3.00") ||
!strcmp(adapter->fw_version, "3.01")) {

- printk( KERN_WARNING
- "megaraid: Your card is a Dell PERC "
- "2/SC RAID controller with "
+ dev_warn(&pdev->dev,
+ "Your card is a Dell PERC "
+ "2/SC RAID controller with "
"firmware\nmegaraid: 3.00 or 3.01. "
"This driver is known to have "
"corruption issues\nmegaraid: with "
@@ -4390,12 +4382,12 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (!strcmp(adapter->fw_version, "H01.07") ||
!strcmp(adapter->fw_version, "H01.08") ||
!strcmp(adapter->fw_version, "H01.09") ) {
- printk(KERN_WARNING
- "megaraid: Firmware H.01.07, "
+ dev_warn(&pdev->dev,
+ "Firmware H.01.07, "
"H.01.08, and H.01.09 on 1M/2M "
"controllers\n"
- "megaraid: do not support 64 bit "
- "addressing.\nmegaraid: DISABLING "
+ "do not support 64 bit "
+ "addressing.\nDISABLING "
"64 bit support.\n");
adapter->flag &= ~BOARD_64BIT;
}
@@ -4503,8 +4495,8 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
*/
adapter->has_cluster = mega_support_cluster(adapter);
if (adapter->has_cluster) {
- printk(KERN_NOTICE
- "megaraid: Cluster driver, initiator id:%d\n",
+ dev_notice(&pdev->dev,
+ "Cluster driver, initiator id:%d\n",
adapter->this_id);
}
#endif
@@ -4571,7 +4563,7 @@ __megaraid_shutdown(adapter_t *adapter)
issue_scb_block(adapter, raw_mbox);

if (atomic_read(&adapter->pend_cmds) > 0)
- printk(KERN_WARNING "megaraid: pending commands!!\n");
+ dev_warn(&adapter->dev->dev, "pending commands!!\n");

/*
* Have a delibrate delay to make sure all the caches are

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