static int deregister_disk(ctlr_info_t *h, int drv_index,
int clear_all, int via_ioctl);
-static void cciss_read_capacity(int ctlr, int logvol,
+static void cciss_read_capacity(ctlr_info_t *h, int logvol,
sector_t *total_size, unsigned int *block_size);
-static void cciss_read_capacity_16(int ctlr, int logvol,
+static void cciss_read_capacity_16(ctlr_info_t *h, int logvol,
sector_t *total_size, unsigned int *block_size);
-static void cciss_geometry_inquiry(int ctlr, int logvol,
+static void cciss_geometry_inquiry(ctlr_info_t *h, int logvol,
sector_t total_size,
unsigned int block_size, InquiryData_struct *inq_buff,
drive_info_struct *drv);
static void __devinit cciss_interrupt_mode(ctlr_info_t *);
static void start_io(ctlr_info_t *h);
-static int sendcmd_withirq(__u8 cmd, int ctlr, void *buff, size_t size,
+static int sendcmd_withirq(ctlr_info_t *h, __u8 cmd, void *buff, size_t size,
__u8 page_code, unsigned char scsi3addr[],
int cmd_type);
static int sendcmd_withirq_core(ctlr_info_t *h, CommandList_struct *c,
static void cciss_free_gendisk(ctlr_info_t *h, int drv_index);
static void cciss_free_drive_info(ctlr_info_t *h, int drv_index);
static inline u32 next_command(ctlr_info_t *h);
+static int __devinit cciss_find_cfg_addrs(struct pci_dev *pdev,
+ void __iomem *vaddr, u32 *cfg_base_addr, u64 *cfg_base_addr_index,
+ u64 *cfg_offset);
+static int __devinit cciss_pci_find_memory_BAR(struct pci_dev *pdev,
+ unsigned long *memory_bar);
+
/* performant mode helper functions */
static void calc_bucket_map(int *bucket, int num_buckets, int nsgs,
static void cciss_put_controller_into_performant_mode(ctlr_info_t *h);
#ifdef CONFIG_PROC_FS
-static void cciss_procinit(int i);
+static void cciss_procinit(ctlr_info_t *h);
#else
-static void cciss_procinit(int i)
+static void cciss_procinit(ctlr_info_t *h)
{
}
#endif /* CONFIG_PROC_FS */
static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG",
"UNKNOWN"
};
-#define RAID_UNKNOWN (sizeof(raid_label) / sizeof(raid_label[0])-1)
+#define RAID_UNKNOWN (ARRAY_SIZE(raid_label)-1)
#ifdef CONFIG_PROC_FS
h->maxQsinceinit, h->max_outstanding, h->maxSG);
#ifdef CONFIG_CISS_SCSI_TAPE
- cciss_seq_tape_report(seq, h->ctlr);
+ cciss_seq_tape_report(seq, h);
#endif /* CONFIG_CISS_SCSI_TAPE */
}
static void *cciss_seq_start(struct seq_file *seq, loff_t *pos)
{
ctlr_info_t *h = seq->private;
- unsigned ctlr = h->ctlr;
unsigned long flags;
/* prevent displaying bogus info during configuration
* or deconfiguration of a logical volume
*/
- spin_lock_irqsave(CCISS_LOCK(ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring) {
- spin_unlock_irqrestore(CCISS_LOCK(ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return ERR_PTR(-EBUSY);
}
h->busy_configuring = 1;
- spin_unlock_irqrestore(CCISS_LOCK(ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (*pos == 0)
cciss_seq_show_header(seq);
struct seq_file *seq = file->private_data;
ctlr_info_t *h = seq->private;
- err = cciss_engage_scsi(h->ctlr);
+ err = cciss_engage_scsi(h);
if (err == 0)
err = length;
} else
.write = cciss_proc_write,
};
-static void __devinit cciss_procinit(int i)
+static void __devinit cciss_procinit(ctlr_info_t *h)
{
struct proc_dir_entry *pde;
proc_cciss = proc_mkdir("driver/cciss", NULL);
if (!proc_cciss)
return;
- pde = proc_create_data(hba[i]->devname, S_IWUSR | S_IRUSR | S_IRGRP |
+ pde = proc_create_data(h->devname, S_IWUSR | S_IRUSR | S_IRGRP |
S_IROTH, proc_cciss,
- &cciss_proc_fops, hba[i]);
+ &cciss_proc_fops, h);
}
#endif /* CONFIG_PROC_FS */
unsigned long flags;
int ret = 0;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring)
ret = -EBUSY;
else
memcpy(sn, drv->serial_no, sizeof(sn));
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (ret)
return ret;
unsigned long flags;
int ret = 0;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring)
ret = -EBUSY;
else
memcpy(vendor, drv->vendor, VENDOR_LEN + 1);
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (ret)
return ret;
unsigned long flags;
int ret = 0;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring)
ret = -EBUSY;
else
memcpy(model, drv->model, MODEL_LEN + 1);
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (ret)
return ret;
unsigned long flags;
int ret = 0;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring)
ret = -EBUSY;
else
memcpy(rev, drv->rev, REV_LEN + 1);
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (ret)
return ret;
unsigned long flags;
unsigned char lunid[8];
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring) {
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return -EBUSY;
}
if (!drv->heads) {
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return -ENOTTY;
}
memcpy(lunid, drv->LunID, sizeof(lunid));
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return snprintf(buf, 20, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
lunid[0], lunid[1], lunid[2], lunid[3],
lunid[4], lunid[5], lunid[6], lunid[7]);
int raid;
unsigned long flags;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring) {
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return -EBUSY;
}
raid = drv->raid_level;
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
if (raid < 0 || raid > RAID_UNKNOWN)
raid = RAID_UNKNOWN;
unsigned long flags;
int count;
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring) {
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return -EBUSY;
}
count = drv->usage_count;
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return snprintf(buf, 20, "%d\n", count);
}
static DEVICE_ATTR(usage_count, S_IRUGO, cciss_show_usage_count, NULL);
/*
* For operations that cannot sleep, a command block is allocated at init,
* and managed by cmd_alloc() and cmd_free() using a simple bitmap to track
- * which ones are free or in use. For operations that can wait for kmalloc
- * to possible sleep, this routine can be called with get_from_pool set to 0.
- * cmd_free() MUST be called with a got_from_pool set to 0 if cmd_alloc was.
+ * which ones are free or in use.
*/
-static CommandList_struct *cmd_alloc(ctlr_info_t *h, int get_from_pool)
+static CommandList_struct *cmd_alloc(ctlr_info_t *h)
{
CommandList_struct *c;
int i;
u64bit temp64;
dma_addr_t cmd_dma_handle, err_dma_handle;
- if (!get_from_pool) {
- c = (CommandList_struct *) pci_alloc_consistent(h->pdev,
- sizeof(CommandList_struct), &cmd_dma_handle);
- if (c == NULL)
+ do {
+ i = find_first_zero_bit(h->cmd_pool_bits, h->nr_cmds);
+ if (i == h->nr_cmds)
return NULL;
- memset(c, 0, sizeof(CommandList_struct));
+ } while (test_and_set_bit(i & (BITS_PER_LONG - 1),
+ h->cmd_pool_bits + (i / BITS_PER_LONG)) != 0);
+ c = h->cmd_pool + i;
+ memset(c, 0, sizeof(CommandList_struct));
+ cmd_dma_handle = h->cmd_pool_dhandle + i * sizeof(CommandList_struct);
+ c->err_info = h->errinfo_pool + i;
+ memset(c->err_info, 0, sizeof(ErrorInfo_struct));
+ err_dma_handle = h->errinfo_pool_dhandle
+ + i * sizeof(ErrorInfo_struct);
+ h->nr_allocs++;
- c->cmdindex = -1;
+ c->cmdindex = i;
- c->err_info = (ErrorInfo_struct *)
- pci_alloc_consistent(h->pdev, sizeof(ErrorInfo_struct),
- &err_dma_handle);
+ INIT_HLIST_NODE(&c->list);
+ c->busaddr = (__u32) cmd_dma_handle;
+ temp64.val = (__u64) err_dma_handle;
+ c->ErrDesc.Addr.lower = temp64.val32.lower;
+ c->ErrDesc.Addr.upper = temp64.val32.upper;
+ c->ErrDesc.Len = sizeof(ErrorInfo_struct);
- if (c->err_info == NULL) {
- pci_free_consistent(h->pdev,
- sizeof(CommandList_struct), c, cmd_dma_handle);
- return NULL;
- }
- memset(c->err_info, 0, sizeof(ErrorInfo_struct));
- } else { /* get it out of the controllers pool */
-
- do {
- i = find_first_zero_bit(h->cmd_pool_bits, h->nr_cmds);
- if (i == h->nr_cmds)
- return NULL;
- } while (test_and_set_bit
- (i & (BITS_PER_LONG - 1),
- h->cmd_pool_bits + (i / BITS_PER_LONG)) != 0);
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss: using command buffer %d\n", i);
-#endif
- c = h->cmd_pool + i;
- memset(c, 0, sizeof(CommandList_struct));
- cmd_dma_handle = h->cmd_pool_dhandle
- + i * sizeof(CommandList_struct);
- c->err_info = h->errinfo_pool + i;
- memset(c->err_info, 0, sizeof(ErrorInfo_struct));
- err_dma_handle = h->errinfo_pool_dhandle
- + i * sizeof(ErrorInfo_struct);
- h->nr_allocs++;
+ c->ctlr = h->ctlr;
+ return c;
+}
+
+/* allocate a command using pci_alloc_consistent, used for ioctls,
+ * etc., not for the main i/o path.
+ */
+static CommandList_struct *cmd_special_alloc(ctlr_info_t *h)
+{
+ CommandList_struct *c;
+ u64bit temp64;
+ dma_addr_t cmd_dma_handle, err_dma_handle;
+
+ c = (CommandList_struct *) pci_alloc_consistent(h->pdev,
+ sizeof(CommandList_struct), &cmd_dma_handle);
+ if (c == NULL)
+ return NULL;
+ memset(c, 0, sizeof(CommandList_struct));
- c->cmdindex = i;
+ c->cmdindex = -1;
+
+ c->err_info = (ErrorInfo_struct *)
+ pci_alloc_consistent(h->pdev, sizeof(ErrorInfo_struct),
+ &err_dma_handle);
+
+ if (c->err_info == NULL) {
+ pci_free_consistent(h->pdev,
+ sizeof(CommandList_struct), c, cmd_dma_handle);
+ return NULL;
}
+ memset(c->err_info, 0, sizeof(ErrorInfo_struct));
INIT_HLIST_NODE(&c->list);
c->busaddr = (__u32) cmd_dma_handle;
return c;
}
-/*
- * Frees a command block that was previously allocated with cmd_alloc().
- */
-static void cmd_free(ctlr_info_t *h, CommandList_struct *c, int got_from_pool)
+static void cmd_free(ctlr_info_t *h, CommandList_struct *c)
{
int i;
+
+ i = c - h->cmd_pool;
+ clear_bit(i & (BITS_PER_LONG - 1),
+ h->cmd_pool_bits + (i / BITS_PER_LONG));
+ h->nr_frees++;
+}
+
+static void cmd_special_free(ctlr_info_t *h, CommandList_struct *c)
+{
u64bit temp64;
- if (!got_from_pool) {
- temp64.val32.lower = c->ErrDesc.Addr.lower;
- temp64.val32.upper = c->ErrDesc.Addr.upper;
- pci_free_consistent(h->pdev, sizeof(ErrorInfo_struct),
- c->err_info, (dma_addr_t) temp64.val);
- pci_free_consistent(h->pdev, sizeof(CommandList_struct),
- c, (dma_addr_t) c->busaddr);
- } else {
- i = c - h->cmd_pool;
- clear_bit(i & (BITS_PER_LONG - 1),
- h->cmd_pool_bits + (i / BITS_PER_LONG));
- h->nr_frees++;
- }
+ temp64.val32.lower = c->ErrDesc.Addr.lower;
+ temp64.val32.upper = c->ErrDesc.Addr.upper;
+ pci_free_consistent(h->pdev, sizeof(ErrorInfo_struct),
+ c->err_info, (dma_addr_t) temp64.val);
+ pci_free_consistent(h->pdev, sizeof(CommandList_struct),
+ c, (dma_addr_t) c->busaddr);
}
static inline ctlr_info_t *get_host(struct gendisk *disk)
*/
static int cciss_open(struct block_device *bdev, fmode_t mode)
{
- ctlr_info_t *host = get_host(bdev->bd_disk);
+ ctlr_info_t *h = get_host(bdev->bd_disk);
drive_info_struct *drv = get_drv(bdev->bd_disk);
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss_open %s\n", bdev->bd_disk->disk_name);
-#endif /* CCISS_DEBUG */
-
+ dev_dbg(&h->pdev->dev, "cciss_open %s\n", bdev->bd_disk->disk_name);
if (drv->busy_configuring)
return -EBUSY;
/*
return -EPERM;
}
drv->usage_count++;
- host->usage_count++;
+ h->usage_count++;
return 0;
}
*/
static int cciss_release(struct gendisk *disk, fmode_t mode)
{
- ctlr_info_t *host;
+ ctlr_info_t *h;
drive_info_struct *drv;
lock_kernel();
- host = get_host(disk);
+ h = get_host(disk);
drv = get_drv(disk);
-
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss_release %s\n", disk->disk_name);
-#endif /* CCISS_DEBUG */
-
+ dev_dbg(&h->pdev->dev, "cciss_release %s\n", disk->disk_name);
drv->usage_count--;
- host->usage_count--;
+ h->usage_count--;
unlock_kernel();
return 0;
}
return 0;
}
-static void check_ioctl_unit_attention(ctlr_info_t *host, CommandList_struct *c)
+static void check_ioctl_unit_attention(ctlr_info_t *h, CommandList_struct *c)
{
if (c->err_info->CommandStatus == CMD_TARGET_STATUS &&
c->err_info->ScsiStatus != SAM_STAT_CHECK_CONDITION)
- (void)check_for_unit_attention(host, c);
+ (void)check_for_unit_attention(h, c);
}
-/*
- * ioctl
- */
-static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
- unsigned int cmd, unsigned long arg)
+
+static int cciss_getpciinfo(ctlr_info_t *h, void __user *argp)
{
- struct gendisk *disk = bdev->bd_disk;
- ctlr_info_t *host = get_host(disk);
- drive_info_struct *drv = get_drv(disk);
- int ctlr = host->ctlr;
- void __user *argp = (void __user *)arg;
+ cciss_pci_info_struct pciinfo;
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss_ioctl: Called with cmd=%x %lx\n", cmd, arg);
-#endif /* CCISS_DEBUG */
+ if (!argp)
+ return -EINVAL;
+ pciinfo.domain = pci_domain_nr(h->pdev->bus);
+ pciinfo.bus = h->pdev->bus->number;
+ pciinfo.dev_fn = h->pdev->devfn;
+ pciinfo.board_id = h->board_id;
+ if (copy_to_user(argp, &pciinfo, sizeof(cciss_pci_info_struct)))
+ return -EFAULT;
+ return 0;
+}
- switch (cmd) {
- case CCISS_GETPCIINFO:
- {
- cciss_pci_info_struct pciinfo;
+static int cciss_getintinfo(ctlr_info_t *h, void __user *argp)
+{
+ cciss_coalint_struct intinfo;
- if (!arg)
- return -EINVAL;
- pciinfo.domain = pci_domain_nr(host->pdev->bus);
- pciinfo.bus = host->pdev->bus->number;
- pciinfo.dev_fn = host->pdev->devfn;
- pciinfo.board_id = host->board_id;
- if (copy_to_user
- (argp, &pciinfo, sizeof(cciss_pci_info_struct)))
- return -EFAULT;
- return 0;
- }
- case CCISS_GETINTINFO:
- {
- cciss_coalint_struct intinfo;
- if (!arg)
- return -EINVAL;
- intinfo.delay =
- readl(&host->cfgtable->HostWrite.CoalIntDelay);
- intinfo.count =
- readl(&host->cfgtable->HostWrite.CoalIntCount);
- if (copy_to_user
- (argp, &intinfo, sizeof(cciss_coalint_struct)))
- return -EFAULT;
- return 0;
- }
- case CCISS_SETINTINFO:
- {
- cciss_coalint_struct intinfo;
- unsigned long flags;
- int i;
+ if (!argp)
+ return -EINVAL;
+ intinfo.delay = readl(&h->cfgtable->HostWrite.CoalIntDelay);
+ intinfo.count = readl(&h->cfgtable->HostWrite.CoalIntCount);
+ if (copy_to_user
+ (argp, &intinfo, sizeof(cciss_coalint_struct)))
+ return -EFAULT;
+ return 0;
+}
- if (!arg)
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- if (copy_from_user
- (&intinfo, argp, sizeof(cciss_coalint_struct)))
- return -EFAULT;
- if ((intinfo.delay == 0) && (intinfo.count == 0))
- {
-// printk("cciss_ioctl: delay and count cannot be 0\n");
- return -EINVAL;
- }
- spin_lock_irqsave(CCISS_LOCK(ctlr), flags);
- /* Update the field, and then ring the doorbell */
- writel(intinfo.delay,
- &(host->cfgtable->HostWrite.CoalIntDelay));
- writel(intinfo.count,
- &(host->cfgtable->HostWrite.CoalIntCount));
- writel(CFGTBL_ChangeReq, host->vaddr + SA5_DOORBELL);
-
- for (i = 0; i < MAX_IOCTL_CONFIG_WAIT; i++) {
- if (!(readl(host->vaddr + SA5_DOORBELL)
- & CFGTBL_ChangeReq))
- break;
- /* delay and try again */
- udelay(1000);
- }
- spin_unlock_irqrestore(CCISS_LOCK(ctlr), flags);
- if (i >= MAX_IOCTL_CONFIG_WAIT)
- return -EAGAIN;
- return 0;
- }
- case CCISS_GETNODENAME:
- {
- NodeName_type NodeName;
- int i;
+static int cciss_setintinfo(ctlr_info_t *h, void __user *argp)
+{
+ cciss_coalint_struct intinfo;
+ unsigned long flags;
+ int i;
- if (!arg)
- return -EINVAL;
- for (i = 0; i < 16; i++)
- NodeName[i] =
- readb(&host->cfgtable->ServerName[i]);
- if (copy_to_user(argp, NodeName, sizeof(NodeName_type)))
- return -EFAULT;
- return 0;
- }
- case CCISS_SETNODENAME:
- {
- NodeName_type NodeName;
- unsigned long flags;
- int i;
+ if (!argp)
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ if (copy_from_user(&intinfo, argp, sizeof(intinfo)))
+ return -EFAULT;
+ if ((intinfo.delay == 0) && (intinfo.count == 0))
+ return -EINVAL;
+ spin_lock_irqsave(&h->lock, flags);
+ /* Update the field, and then ring the doorbell */
+ writel(intinfo.delay, &(h->cfgtable->HostWrite.CoalIntDelay));
+ writel(intinfo.count, &(h->cfgtable->HostWrite.CoalIntCount));
+ writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL);
- if (!arg)
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
+ for (i = 0; i < MAX_IOCTL_CONFIG_WAIT; i++) {
+ if (!(readl(h->vaddr + SA5_DOORBELL) & CFGTBL_ChangeReq))
+ break;
+ udelay(1000); /* delay and try again */
+ }
+ spin_unlock_irqrestore(&h->lock, flags);
+ if (i >= MAX_IOCTL_CONFIG_WAIT)
+ return -EAGAIN;
+ return 0;
+}
- if (copy_from_user
- (NodeName, argp, sizeof(NodeName_type)))
- return -EFAULT;
+static int cciss_getnodename(ctlr_info_t *h, void __user *argp)
+{
+ NodeName_type NodeName;
+ int i;
- spin_lock_irqsave(CCISS_LOCK(ctlr), flags);
+ if (!argp)
+ return -EINVAL;
+ for (i = 0; i < 16; i++)
+ NodeName[i] = readb(&h->cfgtable->ServerName[i]);
+ if (copy_to_user(argp, NodeName, sizeof(NodeName_type)))
+ return -EFAULT;
+ return 0;
+}
- /* Update the field, and then ring the doorbell */
- for (i = 0; i < 16; i++)
- writeb(NodeName[i],
- &host->cfgtable->ServerName[i]);
+static int cciss_setnodename(ctlr_info_t *h, void __user *argp)
+{
+ NodeName_type NodeName;
+ unsigned long flags;
+ int i;
- writel(CFGTBL_ChangeReq, host->vaddr + SA5_DOORBELL);
+ if (!argp)
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ if (copy_from_user(NodeName, argp, sizeof(NodeName_type)))
+ return -EFAULT;
+ spin_lock_irqsave(&h->lock, flags);
+ /* Update the field, and then ring the doorbell */
+ for (i = 0; i < 16; i++)
+ writeb(NodeName[i], &h->cfgtable->ServerName[i]);
+ writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL);
+ for (i = 0; i < MAX_IOCTL_CONFIG_WAIT; i++) {
+ if (!(readl(h->vaddr + SA5_DOORBELL) & CFGTBL_ChangeReq))
+ break;
+ udelay(1000); /* delay and try again */
+ }
+ spin_unlock_irqrestore(&h->lock, flags);
+ if (i >= MAX_IOCTL_CONFIG_WAIT)
+ return -EAGAIN;
+ return 0;
+}
- for (i = 0; i < MAX_IOCTL_CONFIG_WAIT; i++) {
- if (!(readl(host->vaddr + SA5_DOORBELL)
- & CFGTBL_ChangeReq))
- break;
- /* delay and try again */
- udelay(1000);
- }
- spin_unlock_irqrestore(CCISS_LOCK(ctlr), flags);
- if (i >= MAX_IOCTL_CONFIG_WAIT)
- return -EAGAIN;
- return 0;
- }
+static int cciss_getheartbeat(ctlr_info_t *h, void __user *argp)
+{
+ Heartbeat_type heartbeat;
- case CCISS_GETHEARTBEAT:
- {
- Heartbeat_type heartbeat;
+ if (!argp)
+ return -EINVAL;
+ heartbeat = readl(&h->cfgtable->HeartBeat);
+ if (copy_to_user(argp, &heartbeat, sizeof(Heartbeat_type)))
+ return -EFAULT;
+ return 0;
+}
- if (!arg)
- return -EINVAL;
- heartbeat = readl(&host->cfgtable->HeartBeat);
- if (copy_to_user
- (argp, &heartbeat, sizeof(Heartbeat_type)))
- return -EFAULT;
- return 0;
- }
- case CCISS_GETBUSTYPES:
- {
- BusTypes_type BusTypes;
+static int cciss_getbustypes(ctlr_info_t *h, void __user *argp)
+{
+ BusTypes_type BusTypes;
- if (!arg)
- return -EINVAL;
- BusTypes = readl(&host->cfgtable->BusTypes);
- if (copy_to_user
- (argp, &BusTypes, sizeof(BusTypes_type)))
- return -EFAULT;
- return 0;
- }
+ if (!argp)
+ return -EINVAL;
+ BusTypes = readl(&h->cfgtable->BusTypes);
+ if (copy_to_user(argp, &BusTypes, sizeof(BusTypes_type)))
+ return -EFAULT;
+ return 0;
+}
+
+static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
+{
+ struct gendisk *disk = bdev->bd_disk;
+ ctlr_info_t *h = get_host(disk);
+ drive_info_struct *drv = get_drv(disk);
+ void __user *argp = (void __user *)arg;
+
+ dev_dbg(&h->pdev->dev, "cciss_ioctl: Called with cmd=%x %lx\n",
+ cmd, arg);
+ switch (cmd) {
+ case CCISS_GETPCIINFO:
+ return cciss_getpciinfo(h, argp);
+ case CCISS_GETINTINFO:
+ return cciss_getintinfo(h, argp);
+ case CCISS_SETINTINFO:
+ return cciss_setintinfo(h, argp);
+ case CCISS_GETNODENAME:
+ return cciss_getnodename(h, argp);
+ case CCISS_SETNODENAME:
+ return cciss_setnodename(h, argp);
+ case CCISS_GETHEARTBEAT:
+ return cciss_getheartbeat(h, argp);
+ case CCISS_GETBUSTYPES:
+ return cciss_getbustypes(h, argp);
case CCISS_GETFIRMVER:
{
FirmwareVer_type firmware;
if (!arg)
return -EINVAL;
- memcpy(firmware, host->firm_ver, 4);
+ memcpy(firmware, h->firm_ver, 4);
if (copy_to_user
(argp, firmware, sizeof(FirmwareVer_type)))
case CCISS_DEREGDISK:
case CCISS_REGNEWD:
case CCISS_REVALIDVOLS:
- return rebuild_lun_table(host, 0, 1);
+ return rebuild_lun_table(h, 0, 1);
case CCISS_GETLUNINFO:{
LogvolInfo_struct luninfo;
} else {
memset(buff, 0, iocommand.buf_size);
}
- if ((c = cmd_alloc(host, 0)) == NULL) {
+ c = cmd_special_alloc(h);
+ if (!c) {
kfree(buff);
return -ENOMEM;
}
/* Fill in the scatter gather information */
if (iocommand.buf_size > 0) {
- temp64.val = pci_map_single(host->pdev, buff,
+ temp64.val = pci_map_single(h->pdev, buff,
iocommand.buf_size,
PCI_DMA_BIDIRECTIONAL);
c->SG[0].Addr.lower = temp64.val32.lower;
}
c->waiting = &wait;
- enqueue_cmd_and_start_io(host, c);
+ enqueue_cmd_and_start_io(h, c);
wait_for_completion(&wait);
/* unlock the buffers from DMA */
temp64.val32.lower = c->SG[0].Addr.lower;
temp64.val32.upper = c->SG[0].Addr.upper;
- pci_unmap_single(host->pdev, (dma_addr_t) temp64.val,
+ pci_unmap_single(h->pdev, (dma_addr_t) temp64.val,
iocommand.buf_size,
PCI_DMA_BIDIRECTIONAL);
- check_ioctl_unit_attention(host, c);
+ check_ioctl_unit_attention(h, c);
/* Copy the error information out */
iocommand.error_info = *(c->err_info);
if (copy_to_user
(argp, &iocommand, sizeof(IOCTL_Command_struct))) {
kfree(buff);
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
return -EFAULT;
}
if (copy_to_user
(iocommand.buf, buff, iocommand.buf_size)) {
kfree(buff);
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
return -EFAULT;
}
}
kfree(buff);
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
return 0;
}
case CCISS_BIG_PASSTHRU:{
data_ptr += sz;
sg_used++;
}
- if ((c = cmd_alloc(host, 0)) == NULL) {
+ c = cmd_special_alloc(h);
+ if (!c) {
status = -ENOMEM;
goto cleanup1;
}
if (ioc->buf_size > 0) {
for (i = 0; i < sg_used; i++) {
temp64.val =
- pci_map_single(host->pdev, buff[i],
+ pci_map_single(h->pdev, buff[i],
buff_size[i],
PCI_DMA_BIDIRECTIONAL);
c->SG[i].Addr.lower =
}
}
c->waiting = &wait;
- enqueue_cmd_and_start_io(host, c);
+ enqueue_cmd_and_start_io(h, c);
wait_for_completion(&wait);
/* unlock the buffers from DMA */
for (i = 0; i < sg_used; i++) {
temp64.val32.lower = c->SG[i].Addr.lower;
temp64.val32.upper = c->SG[i].Addr.upper;
- pci_unmap_single(host->pdev,
+ pci_unmap_single(h->pdev,
(dma_addr_t) temp64.val, buff_size[i],
PCI_DMA_BIDIRECTIONAL);
}
- check_ioctl_unit_attention(host, c);
+ check_ioctl_unit_attention(h, c);
/* Copy the error information out */
ioc->error_info = *(c->err_info);
if (copy_to_user(argp, ioc, sizeof(*ioc))) {
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
status = -EFAULT;
goto cleanup1;
}
for (i = 0; i < sg_used; i++) {
if (copy_to_user
(ptr, buff[i], buff_size[i])) {
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
status = -EFAULT;
goto cleanup1;
}
ptr += buff_size[i];
}
}
- cmd_free(host, c, 0);
+ cmd_special_free(h, c);
status = 0;
cleanup1:
if (buff) {
static void cciss_softirq_done(struct request *rq)
{
- CommandList_struct *cmd = rq->completion_data;
- ctlr_info_t *h = hba[cmd->ctlr];
- SGDescriptor_struct *curr_sg = cmd->SG;
+ CommandList_struct *c = rq->completion_data;
+ ctlr_info_t *h = hba[c->ctlr];
+ SGDescriptor_struct *curr_sg = c->SG;
u64bit temp64;
unsigned long flags;
int i, ddir;
int sg_index = 0;
- if (cmd->Request.Type.Direction == XFER_READ)
+ if (c->Request.Type.Direction == XFER_READ)
ddir = PCI_DMA_FROMDEVICE;
else
ddir = PCI_DMA_TODEVICE;
/* command did not need to be retried */
/* unmap the DMA mapping for all the scatter gather elements */
- for (i = 0; i < cmd->Header.SGList; i++) {
+ for (i = 0; i < c->Header.SGList; i++) {
if (curr_sg[sg_index].Ext == CCISS_SG_CHAIN) {
- cciss_unmap_sg_chain_block(h, cmd);
+ cciss_unmap_sg_chain_block(h, c);
/* Point to the next block */
- curr_sg = h->cmd_sg_list[cmd->cmdindex];
+ curr_sg = h->cmd_sg_list[c->cmdindex];
sg_index = 0;
}
temp64.val32.lower = curr_sg[sg_index].Addr.lower;
++sg_index;
}
-#ifdef CCISS_DEBUG
- printk("Done with %p\n", rq);
-#endif /* CCISS_DEBUG */
+ dev_dbg(&h->pdev->dev, "Done with %p\n", rq);
/* set the residual count for pc requests */
if (rq->cmd_type == REQ_TYPE_BLOCK_PC)
- rq->resid_len = cmd->err_info->ResidualCnt;
+ rq->resid_len = c->err_info->ResidualCnt;
blk_end_request_all(rq, (rq->errors == 0) ? 0 : -EIO);
spin_lock_irqsave(&h->lock, flags);
- cmd_free(h, cmd, 1);
+ cmd_free(h, c);
cciss_check_queues(h);
spin_unlock_irqrestore(&h->lock, flags);
}
* via the inquiry page 0. Model, vendor, and rev are set to empty strings if
* they cannot be read.
*/
-static void cciss_get_device_descr(int ctlr, int logvol,
+static void cciss_get_device_descr(ctlr_info_t *h, int logvol,
char *vendor, char *model, char *rev)
{
int rc;
if (!inq_buf)
return;
- log_unit_to_scsi3addr(hba[ctlr], scsi3addr, logvol);
- rc = sendcmd_withirq(CISS_INQUIRY, ctlr, inq_buf, sizeof(*inq_buf), 0,
+ log_unit_to_scsi3addr(h, scsi3addr, logvol);
+ rc = sendcmd_withirq(h, CISS_INQUIRY, inq_buf, sizeof(*inq_buf), 0,
scsi3addr, TYPE_CMD);
if (rc == IO_OK) {
memcpy(vendor, &inq_buf->data_byte[8], VENDOR_LEN);
* number cannot be had, for whatever reason, 16 bytes of 0xff
* are returned instead.
*/
-static void cciss_get_serial_no(int ctlr, int logvol,
+static void cciss_get_serial_no(ctlr_info_t *h, int logvol,
unsigned char *serial_no, int buflen)
{
#define PAGE_83_INQ_BYTES 64
if (!buf)
return;
memset(serial_no, 0, buflen);
- log_unit_to_scsi3addr(hba[ctlr], scsi3addr, logvol);
- rc = sendcmd_withirq(CISS_INQUIRY, ctlr, buf,
+ log_unit_to_scsi3addr(h, scsi3addr, logvol);
+ rc = sendcmd_withirq(h, CISS_INQUIRY, buf,
PAGE_83_INQ_BYTES, 0x83, scsi3addr, TYPE_CMD);
if (rc == IO_OK)
memcpy(serial_no, &buf[8], buflen);
* is also the controller node. Any changes to disk 0 will show up on
* the next reboot.
*/
-static void cciss_update_drive_info(int ctlr, int drv_index, int first_time,
- int via_ioctl)
+static void cciss_update_drive_info(ctlr_info_t *h, int drv_index,
+ int first_time, int via_ioctl)
{
- ctlr_info_t *h = hba[ctlr];
struct gendisk *disk;
InquiryData_struct *inq_buff = NULL;
unsigned int block_size;
/* testing to see if 16-byte CDBs are already being used */
if (h->cciss_read == CCISS_READ_16) {
- cciss_read_capacity_16(h->ctlr, drv_index,
+ cciss_read_capacity_16(h, drv_index,
&total_size, &block_size);
} else {
- cciss_read_capacity(ctlr, drv_index, &total_size, &block_size);
+ cciss_read_capacity(h, drv_index, &total_size, &block_size);
/* if read_capacity returns all F's this volume is >2TB */
/* in size so we switch to 16-byte CDB's for all */
/* read/write ops */
if (total_size == 0xFFFFFFFFULL) {
- cciss_read_capacity_16(ctlr, drv_index,
+ cciss_read_capacity_16(h, drv_index,
&total_size, &block_size);
h->cciss_read = CCISS_READ_16;
h->cciss_write = CCISS_WRITE_16;
}
}
- cciss_geometry_inquiry(ctlr, drv_index, total_size, block_size,
+ cciss_geometry_inquiry(h, drv_index, total_size, block_size,
inq_buff, drvinfo);
drvinfo->block_size = block_size;
drvinfo->nr_blocks = total_size + 1;
- cciss_get_device_descr(ctlr, drv_index, drvinfo->vendor,
+ cciss_get_device_descr(h, drv_index, drvinfo->vendor,
drvinfo->model, drvinfo->rev);
- cciss_get_serial_no(ctlr, drv_index, drvinfo->serial_no,
+ cciss_get_serial_no(h, drv_index, drvinfo->serial_no,
sizeof(drvinfo->serial_no));
/* Save the lunid in case we deregister the disk, below. */
memcpy(drvinfo->LunID, h->drv[drv_index]->LunID,
* (unless it's the first disk (for the controller node).
*/
if (h->drv[drv_index]->raid_level != -1 && drv_index != 0) {
- printk(KERN_WARNING "disk %d has changed.\n", drv_index);
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ dev_warn(&h->pdev->dev, "disk %d has changed.\n", drv_index);
+ spin_lock_irqsave(&h->lock, flags);
h->drv[drv_index]->busy_configuring = 1;
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
/* deregister_disk sets h->drv[drv_index]->queue = NULL
* which keeps the interrupt handler from starting
if (cciss_add_disk(h, disk, drv_index) != 0) {
cciss_free_gendisk(h, drv_index);
cciss_free_drive_info(h, drv_index);
- printk(KERN_WARNING "cciss:%d could not update "
- "disk %d\n", h->ctlr, drv_index);
+ dev_warn(&h->pdev->dev, "could not update disk %d\n",
+ drv_index);
--h->num_luns;
}
}
kfree(drvinfo);
return;
mem_msg:
- printk(KERN_ERR "cciss: out of memory\n");
+ dev_err(&h->pdev->dev, "out of memory\n");
goto freeret;
}
h->gendisk[drv_index] =
alloc_disk(1 << NWD_SHIFT);
if (!h->gendisk[drv_index]) {
- printk(KERN_ERR "cciss%d: could not "
- "allocate a new disk %d\n",
- h->ctlr, drv_index);
+ dev_err(&h->pdev->dev,
+ "could not allocate a new disk %d\n",
+ drv_index);
goto err_free_drive_info;
}
}
cciss_free_gendisk(h, drv_index);
cciss_free_drive_info(h, drv_index);
error:
- printk(KERN_WARNING "cciss%d: could not "
- "add disk 0.\n", h->ctlr);
+ dev_warn(&h->pdev->dev, "could not add disk 0.\n");
return;
}
static int rebuild_lun_table(ctlr_info_t *h, int first_time,
int via_ioctl)
{
- int ctlr = h->ctlr;
int num_luns;
ReportLunData_struct *ld_buff = NULL;
int return_code;
return -EPERM;
/* Set busy_configuring flag for this operation */
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
if (h->busy_configuring) {
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return -EBUSY;
}
h->busy_configuring = 1;
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
ld_buff = kzalloc(sizeof(ReportLunData_struct), GFP_KERNEL);
if (ld_buff == NULL)
goto mem_msg;
- return_code = sendcmd_withirq(CISS_REPORT_LOG, ctlr, ld_buff,
+ return_code = sendcmd_withirq(h, CISS_REPORT_LOG, ld_buff,
sizeof(ReportLunData_struct),
0, CTLR_LUNID, TYPE_CMD);
if (return_code == IO_OK)
listlength = be32_to_cpu(*(__be32 *) ld_buff->LUNListLength);
else { /* reading number of logical volumes failed */
- printk(KERN_WARNING "cciss: report logical volume"
- " command failed\n");
+ dev_warn(&h->pdev->dev,
+ "report logical volume command failed\n");
listlength = 0;
goto freeret;
}
num_luns = listlength / 8; /* 8 bytes per entry */
if (num_luns > CISS_MAX_LUN) {
num_luns = CISS_MAX_LUN;
- printk(KERN_WARNING "cciss: more luns configured"
+ dev_warn(&h->pdev->dev, "more luns configured"
" on controller than can be handled by"
" this driver.\n");
}
}
if (!drv_found) {
/* Deregister it from the OS, it's gone. */
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
h->drv[i]->busy_configuring = 1;
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return_code = deregister_disk(h, i, 1, via_ioctl);
if (h->drv[i] != NULL)
h->drv[i]->busy_configuring = 0;
if (drv_index == -1)
goto freeret;
}
- cciss_update_drive_info(ctlr, drv_index, first_time,
- via_ioctl);
+ cciss_update_drive_info(h, drv_index, first_time, via_ioctl);
} /* end for */
freeret:
*/
return -1;
mem_msg:
- printk(KERN_ERR "cciss: out of memory\n");
+ dev_err(&h->pdev->dev, "out of memory\n");
h->busy_configuring = 0;
goto freeret;
}
return 0;
}
-static int fill_cmd(CommandList_struct *c, __u8 cmd, int ctlr, void *buff,
+static int fill_cmd(ctlr_info_t *h, CommandList_struct *c, __u8 cmd, void *buff,
size_t size, __u8 page_code, unsigned char *scsi3addr,
int cmd_type)
{
- ctlr_info_t *h = hba[ctlr];
u64bit buff_dma_handle;
int status = IO_OK;
c->Request.Timeout = 0;
break;
default:
- printk(KERN_WARNING
- "cciss%d: Unknown Command 0x%c\n", ctlr, cmd);
+ dev_warn(&h->pdev->dev, "Unknown Command 0x%c\n", cmd);
return IO_ERROR;
}
} else if (cmd_type == TYPE_MSG) {
c->Request.CDB[0] = cmd;
break;
default:
- printk(KERN_WARNING
- "cciss%d: unknown message type %d\n", ctlr, cmd);
+ dev_warn(&h->pdev->dev,
+ "unknown message type %d\n", cmd);
return IO_ERROR;
}
} else {
- printk(KERN_WARNING
- "cciss%d: unknown command type %d\n", ctlr, cmd_type);
+ dev_warn(&h->pdev->dev, "unknown command type %d\n", cmd_type);
return IO_ERROR;
}
/* Fill in the scatter gather information */
default:
if (check_for_unit_attention(h, c))
return IO_NEEDS_RETRY;
- printk(KERN_WARNING "cciss%d: cmd 0x%02x "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x "
"check condition, sense key = 0x%02x\n",
- h->ctlr, c->Request.CDB[0],
- c->err_info->SenseInfo[2]);
+ c->Request.CDB[0], c->err_info->SenseInfo[2]);
}
break;
default:
- printk(KERN_WARNING "cciss%d: cmd 0x%02x"
- "scsi status = 0x%02x\n", h->ctlr,
+ dev_warn(&h->pdev->dev, "cmd 0x%02x"
+ "scsi status = 0x%02x\n",
c->Request.CDB[0], c->err_info->ScsiStatus);
break;
}
/* expected for inquiry and report lun commands */
break;
case CMD_INVALID:
- printk(KERN_WARNING "cciss: cmd 0x%02x is "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x is "
"reported invalid\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_PROTOCOL_ERR:
- printk(KERN_WARNING "cciss: cmd 0x%02x has "
- "protocol error \n", c->Request.CDB[0]);
+ dev_warn(&h->pdev->dev, "cmd 0x%02x has "
+ "protocol error\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_HARDWARE_ERR:
- printk(KERN_WARNING "cciss: cmd 0x%02x had "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x had "
" hardware error\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_CONNECTION_LOST:
- printk(KERN_WARNING "cciss: cmd 0x%02x had "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x had "
"connection lost\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_ABORTED:
- printk(KERN_WARNING "cciss: cmd 0x%02x was "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x was "
"aborted\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_ABORT_FAILED:
- printk(KERN_WARNING "cciss: cmd 0x%02x reports "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x reports "
"abort failed\n", c->Request.CDB[0]);
return_status = IO_ERROR;
break;
case CMD_UNSOLICITED_ABORT:
- printk(KERN_WARNING
- "cciss%d: unsolicited abort 0x%02x\n", h->ctlr,
+ dev_warn(&h->pdev->dev, "unsolicited abort 0x%02x\n",
c->Request.CDB[0]);
return_status = IO_NEEDS_RETRY;
break;
default:
- printk(KERN_WARNING "cciss: cmd 0x%02x returned "
+ dev_warn(&h->pdev->dev, "cmd 0x%02x returned "
"unknown status %x\n", c->Request.CDB[0],
c->err_info->CommandStatus);
return_status = IO_ERROR;
if (return_status == IO_NEEDS_RETRY &&
c->retry_count < MAX_CMD_RETRIES) {
- printk(KERN_WARNING "cciss%d: retrying 0x%02x\n", h->ctlr,
+ dev_warn(&h->pdev->dev, "retrying 0x%02x\n",
c->Request.CDB[0]);
c->retry_count++;
/* erase the old error information */
return return_status;
}
-static int sendcmd_withirq(__u8 cmd, int ctlr, void *buff, size_t size,
+static int sendcmd_withirq(ctlr_info_t *h, __u8 cmd, void *buff, size_t size,
__u8 page_code, unsigned char scsi3addr[],
int cmd_type)
{
- ctlr_info_t *h = hba[ctlr];
CommandList_struct *c;
int return_status;
- c = cmd_alloc(h, 0);
+ c = cmd_special_alloc(h);
if (!c)
return -ENOMEM;
- return_status = fill_cmd(c, cmd, ctlr, buff, size, page_code,
+ return_status = fill_cmd(h, c, cmd, buff, size, page_code,
scsi3addr, cmd_type);
if (return_status == IO_OK)
return_status = sendcmd_withirq_core(h, c, 1);
- cmd_free(h, c, 0);
+ cmd_special_free(h, c);
return return_status;
}
-static void cciss_geometry_inquiry(int ctlr, int logvol,
+static void cciss_geometry_inquiry(ctlr_info_t *h, int logvol,
sector_t total_size,
unsigned int block_size,
InquiryData_struct *inq_buff,
unsigned char scsi3addr[8];
memset(inq_buff, 0, sizeof(InquiryData_struct));
- log_unit_to_scsi3addr(hba[ctlr], scsi3addr, logvol);
- return_code = sendcmd_withirq(CISS_INQUIRY, ctlr, inq_buff,
+ log_unit_to_scsi3addr(h, scsi3addr, logvol);
+ return_code = sendcmd_withirq(h, CISS_INQUIRY, inq_buff,
sizeof(*inq_buff), 0xC1, scsi3addr, TYPE_CMD);
if (return_code == IO_OK) {
if (inq_buff->data_byte[8] == 0xFF) {
- printk(KERN_WARNING
- "cciss: reading geometry failed, volume "
+ dev_warn(&h->pdev->dev,
+ "reading geometry failed, volume "
"does not support reading geometry\n");
drv->heads = 255;
drv->sectors = 32; /* Sectors per track */
drv->cylinders = real_size;
}
} else { /* Get geometry failed */
- printk(KERN_WARNING "cciss: reading geometry failed\n");
+ dev_warn(&h->pdev->dev, "reading geometry failed\n");
}
}
static void
-cciss_read_capacity(int ctlr, int logvol, sector_t *total_size,
+cciss_read_capacity(ctlr_info_t *h, int logvol, sector_t *total_size,
unsigned int *block_size)
{
ReadCapdata_struct *buf;
buf = kzalloc(sizeof(ReadCapdata_struct), GFP_KERNEL);
if (!buf) {
- printk(KERN_WARNING "cciss: out of memory\n");
+ dev_warn(&h->pdev->dev, "out of memory\n");
return;
}
- log_unit_to_scsi3addr(hba[ctlr], scsi3addr, logvol);
- return_code = sendcmd_withirq(CCISS_READ_CAPACITY, ctlr, buf,
+ log_unit_to_scsi3addr(h, scsi3addr, logvol);
+ return_code = sendcmd_withirq(h, CCISS_READ_CAPACITY, buf,
sizeof(ReadCapdata_struct), 0, scsi3addr, TYPE_CMD);
if (return_code == IO_OK) {
*total_size = be32_to_cpu(*(__be32 *) buf->total_size);
*block_size = be32_to_cpu(*(__be32 *) buf->block_size);
} else { /* read capacity command failed */
- printk(KERN_WARNING "cciss: read capacity failed\n");
+ dev_warn(&h->pdev->dev, "read capacity failed\n");
*total_size = 0;
*block_size = BLOCK_SIZE;
}
kfree(buf);
}
-static void cciss_read_capacity_16(int ctlr, int logvol,
+static void cciss_read_capacity_16(ctlr_info_t *h, int logvol,
sector_t *total_size, unsigned int *block_size)
{
ReadCapdata_struct_16 *buf;
buf = kzalloc(sizeof(ReadCapdata_struct_16), GFP_KERNEL);
if (!buf) {
- printk(KERN_WARNING "cciss: out of memory\n");
+ dev_warn(&h->pdev->dev, "out of memory\n");
return;
}
- log_unit_to_scsi3addr(hba[ctlr], scsi3addr, logvol);
- return_code = sendcmd_withirq(CCISS_READ_CAPACITY_16,
- ctlr, buf, sizeof(ReadCapdata_struct_16),
+ log_unit_to_scsi3addr(h, scsi3addr, logvol);
+ return_code = sendcmd_withirq(h, CCISS_READ_CAPACITY_16,
+ buf, sizeof(ReadCapdata_struct_16),
0, scsi3addr, TYPE_CMD);
if (return_code == IO_OK) {
*total_size = be64_to_cpu(*(__be64 *) buf->total_size);
*block_size = be32_to_cpu(*(__be32 *) buf->block_size);
} else { /* read capacity command failed */
- printk(KERN_WARNING "cciss: read capacity failed\n");
+ dev_warn(&h->pdev->dev, "read capacity failed\n");
*total_size = 0;
*block_size = BLOCK_SIZE;
}
- printk(KERN_INFO " blocks= %llu block_size= %d\n",
+ dev_info(&h->pdev->dev, " blocks= %llu block_size= %d\n",
(unsigned long long)*total_size+1, *block_size);
kfree(buf);
}
inq_buff = kmalloc(sizeof(InquiryData_struct), GFP_KERNEL);
if (inq_buff == NULL) {
- printk(KERN_WARNING "cciss: out of memory\n");
+ dev_warn(&h->pdev->dev, "out of memory\n");
return 1;
}
if (h->cciss_read == CCISS_READ_10) {
- cciss_read_capacity(h->ctlr, logvol,
+ cciss_read_capacity(h, logvol,
&total_size, &block_size);
} else {
- cciss_read_capacity_16(h->ctlr, logvol,
+ cciss_read_capacity_16(h, logvol,
&total_size, &block_size);
}
- cciss_geometry_inquiry(h->ctlr, logvol, total_size, block_size,
+ cciss_geometry_inquiry(h, logvol, total_size, block_size,
inq_buff, drv);
blk_queue_logical_block_size(drv->queue, drv->block_size);
c = hlist_entry(h->reqQ.first, CommandList_struct, list);
/* can't do anything if fifo is full */
if ((h->access.fifo_full(h))) {
- printk(KERN_WARNING "cciss: fifo full\n");
+ dev_warn(&h->pdev->dev, "fifo full\n");
break;
}
}
}
-/* Assumes that CCISS_LOCK(h->ctlr) is held. */
+/* Assumes that h->lock is held. */
/* Zeros out the error record and then resends the command back */
/* to the controller */
static inline void resend_cciss_cmd(ctlr_info_t *h, CommandList_struct *c)
if (cmd->err_info->ScsiStatus != SAM_STAT_CHECK_CONDITION) {
if (cmd->rq->cmd_type != REQ_TYPE_BLOCK_PC)
- printk(KERN_WARNING "cciss: cmd %p "
+ dev_warn(&h->pdev->dev, "cmd %p "
"has SCSI Status 0x%x\n",
cmd, cmd->err_info->ScsiStatus);
return error_value;
/* Not SG_IO or similar? */
if (cmd->rq->cmd_type != REQ_TYPE_BLOCK_PC) {
if (error_value != 0)
- printk(KERN_WARNING "cciss: cmd %p has CHECK CONDITION"
+ dev_warn(&h->pdev->dev, "cmd %p has CHECK CONDITION"
" sense key = 0x%x\n", cmd, sense_key);
return error_value;
}
break;
case CMD_DATA_UNDERRUN:
if (cmd->rq->cmd_type == REQ_TYPE_FS) {
- printk(KERN_WARNING "cciss: cmd %p has"
+ dev_warn(&h->pdev->dev, "cmd %p has"
" completed with data underrun "
"reported\n", cmd);
cmd->rq->resid_len = cmd->err_info->ResidualCnt;
break;
case CMD_DATA_OVERRUN:
if (cmd->rq->cmd_type == REQ_TYPE_FS)
- printk(KERN_WARNING "cciss: cmd %p has"
+ dev_warn(&h->pdev->dev, "cciss: cmd %p has"
" completed with data overrun "
"reported\n", cmd);
break;
case CMD_INVALID:
- printk(KERN_WARNING "cciss: cmd %p is "
+ dev_warn(&h->pdev->dev, "cciss: cmd %p is "
"reported invalid\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
DID_PASSTHROUGH : DID_ERROR);
break;
case CMD_PROTOCOL_ERR:
- printk(KERN_WARNING "cciss: cmd %p has "
- "protocol error \n", cmd);
+ dev_warn(&h->pdev->dev, "cciss: cmd %p has "
+ "protocol error\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
(cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
DID_PASSTHROUGH : DID_ERROR);
break;
case CMD_HARDWARE_ERR:
- printk(KERN_WARNING "cciss: cmd %p had "
+ dev_warn(&h->pdev->dev, "cciss: cmd %p had "
" hardware error\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
DID_PASSTHROUGH : DID_ERROR);
break;
case CMD_CONNECTION_LOST:
- printk(KERN_WARNING "cciss: cmd %p had "
+ dev_warn(&h->pdev->dev, "cciss: cmd %p had "
"connection lost\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
DID_PASSTHROUGH : DID_ERROR);
break;
case CMD_ABORTED:
- printk(KERN_WARNING "cciss: cmd %p was "
+ dev_warn(&h->pdev->dev, "cciss: cmd %p was "
"aborted\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
DID_PASSTHROUGH : DID_ABORT);
break;
case CMD_ABORT_FAILED:
- printk(KERN_WARNING "cciss: cmd %p reports "
+ dev_warn(&h->pdev->dev, "cciss: cmd %p reports "
"abort failed\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
DID_PASSTHROUGH : DID_ERROR);
break;
case CMD_UNSOLICITED_ABORT:
- printk(KERN_WARNING "cciss%d: unsolicited "
+ dev_warn(&h->pdev->dev, "cciss%d: unsolicited "
"abort %p\n", h->ctlr, cmd);
if (cmd->retry_count < MAX_CMD_RETRIES) {
retry_cmd = 1;
- printk(KERN_WARNING
- "cciss%d: retrying %p\n", h->ctlr, cmd);
+ dev_warn(&h->pdev->dev, "retrying %p\n", cmd);
cmd->retry_count++;
} else
- printk(KERN_WARNING
- "cciss%d: %p retried too "
- "many times\n", h->ctlr, cmd);
+ dev_warn(&h->pdev->dev,
+ "%p retried too many times\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
(cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
DID_PASSTHROUGH : DID_ABORT);
break;
case CMD_TIMEOUT:
- printk(KERN_WARNING "cciss: cmd %p timedout\n", cmd);
+ dev_warn(&h->pdev->dev, "cmd %p timedout\n", cmd);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
cmd->err_info->CommandStatus, DRIVER_OK,
(cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ?
DID_PASSTHROUGH : DID_ERROR);
break;
default:
- printk(KERN_WARNING "cciss: cmd %p returned "
+ dev_warn(&h->pdev->dev, "cmd %p returned "
"unknown status %x\n", cmd,
cmd->err_info->CommandStatus);
rq->errors = make_status_bytes(SAM_STAT_GOOD,
BUG_ON(creq->nr_phys_segments > h->maxsgentries);
- if ((c = cmd_alloc(h, 1)) == NULL)
+ c = cmd_alloc(h);
+ if (!c)
goto full;
blk_start_request(creq);
c->Request.CDB[0] =
(rq_data_dir(creq) == READ) ? h->cciss_read : h->cciss_write;
start_blk = blk_rq_pos(creq);
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "ciss: sector =%d nr_sectors=%d\n",
+ dev_dbg(&h->pdev->dev, "sector =%d nr_sectors=%d\n",
(int)blk_rq_pos(creq), (int)blk_rq_sectors(creq));
-#endif /* CCISS_DEBUG */
-
sg_init_table(tmp_sg, h->maxsgentries);
seg = blk_rq_map_sg(q, creq, tmp_sg);
if (seg > h->maxSG)
h->maxSG = seg;
-#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss: Submitting %ld sectors in %d segments "
+ dev_dbg(&h->pdev->dev, "Submitting %u sectors in %d segments "
"chained[%d]\n",
blk_rq_sectors(creq), seg, chained);
-#endif /* CCISS_DEBUG */
c->Header.SGTotal = seg + chained;
if (seg <= h->max_cmd_sgentries)
c->Request.CDBLen = creq->cmd_len;
memcpy(c->Request.CDB, creq->cmd, BLK_MAX_CDB);
} else {
- printk(KERN_WARNING "cciss%d: bad request type %d\n", h->ctlr, creq->cmd_type);
+ dev_warn(&h->pdev->dev, "bad request type %d\n",
+ creq->cmd_type);
BUG();
}
static inline long interrupt_not_for_us(ctlr_info_t *h)
{
- return !(h->msi_vector || h->msix_vector) &&
- ((h->access.intr_pending(h) == 0) ||
+ return ((h->access.intr_pending(h) == 0) ||
(h->interrupts_enabled == 0));
}
if (interrupt_not_for_us(h))
return IRQ_NONE;
- /*
- * If there are completed commands in the completion queue,
- * we had better do something about it.
- */
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
while (interrupt_pending(h)) {
raw_tag = get_next_completion(h);
while (raw_tag != FIFO_EMPTY) {
raw_tag = process_nonindexed_cmd(h, raw_tag);
}
}
-
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return IRQ_HANDLED;
}
unsigned long flags;
u32 raw_tag;
- if (interrupt_not_for_us(h))
- return IRQ_NONE;
- /*
- * If there are completed commands in the completion queue,
- * we had better do something about it.
- */
- spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+ spin_lock_irqsave(&h->lock, flags);
raw_tag = get_next_completion(h);
while (raw_tag != FIFO_EMPTY) {
if (cciss_tag_contains_index(raw_tag))
else
raw_tag = process_nonindexed_cmd(h, raw_tag);
}
-
- spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+ spin_unlock_irqrestore(&h->lock, flags);
return IRQ_HANDLED;
}
switch (c->err_info->SenseInfo[12]) {
case STATE_CHANGED:
- printk(KERN_WARNING "cciss%d: a state change "
- "detected, command retried\n", h->ctlr);
+ dev_warn(&h->pdev->dev, "a state change "
+ "detected, command retried\n");
return 1;
break;
case LUN_FAILED:
- printk(KERN_WARNING "cciss%d: LUN failure "
- "detected, action required\n", h->ctlr);
+ dev_warn(&h->pdev->dev, "LUN failure "
+ "detected, action required\n");
return 1;
break;
case REPORT_LUNS_CHANGED:
- printk(KERN_WARNING "cciss%d: report LUN data "
- "changed\n", h->ctlr);
+ dev_warn(&h->pdev->dev, "report LUN data changed\n");
/*
* Here, we could call add_to_scan_list and wake up the scan thread,
* except that it's quite likely that we will get more than one
return 1;
break;
case POWER_OR_RESET:
- printk(KERN_WARNING "cciss%d: a power on "
- "or device reset detected\n", h->ctlr);
+ dev_warn(&h->pdev->dev,
+ "a power on or device reset detected\n");
return 1;
break;
case UNIT_ATTENTION_CLEARED:
- printk(KERN_WARNING "cciss%d: unit attention "
- "cleared by another initiator\n", h->ctlr);
+ dev_warn(&h->pdev->dev,
+ "unit attention cleared by another initiator\n");
return 1;
break;
default:
- printk(KERN_WARNING "cciss%d: unknown "
- "unit attention detected\n", h->ctlr);
- return 1;
+ dev_warn(&h->pdev->dev, "unknown unit attention detected\n");
+ return 1;
}
}
* the io functions.
* This is for debug only.
*/
-static void print_cfg_table(CfgTable_struct *tb)
+static void print_cfg_table(ctlr_info_t *h)
{
-#ifdef CCISS_DEBUG
int i;
char temp_name[17];
+ CfgTable_struct *tb = h->cfgtable;
- printk("Controller Configuration information\n");
- printk("------------------------------------\n");
+ dev_dbg(&h->pdev->dev, "Controller Configuration information\n");
+ dev_dbg(&h->pdev->dev, "------------------------------------\n");
for (i = 0; i < 4; i++)
temp_name[i] = readb(&(tb->Signature[i]));
temp_name[4] = '\0';
- printk(" Signature = %s\n", temp_name);
- printk(" Spec Number = %d\n", readl(&(tb->SpecValence)));
- printk(" Transport methods supported = 0x%x\n",
+ dev_dbg(&h->pdev->dev, " Signature = %s\n", temp_name);
+ dev_dbg(&h->pdev->dev, " Spec Number = %d\n",
+ readl(&(tb->SpecValence)));
+ dev_dbg(&h->pdev->dev, " Transport methods supported = 0x%x\n",
readl(&(tb->TransportSupport)));
- printk(" Transport methods active = 0x%x\n",
+ dev_dbg(&h->pdev->dev, " Transport methods active = 0x%x\n",
readl(&(tb->TransportActive)));
- printk(" Requested transport Method = 0x%x\n",
+ dev_dbg(&h->pdev->dev, " Requested transport Method = 0x%x\n",
readl(&(tb->HostWrite.TransportRequest)));
- printk(" Coalesce Interrupt Delay = 0x%x\n",
+ dev_dbg(&h->pdev->dev, " Coalesce Interrupt Delay = 0x%x\n",
readl(&(tb->HostWrite.CoalIntDelay)));
- printk(" Coalesce Interrupt Count = 0x%x\n",
+ dev_dbg(&h->pdev->dev, " Coalesce Interrupt Count = 0x%x\n",
readl(&(tb->HostWrite.CoalIntCount)));
- printk(" Max outstanding commands = 0x%d\n",
+ dev_dbg(&h->pdev->dev, " Max outstanding commands = 0x%d\n",
readl(&(tb->CmdsOutMax)));
- printk(" Bus Types = 0x%x\n", readl(&(tb->BusTypes)));
+ dev_dbg(&h->pdev->dev, " Bus Types = 0x%x\n",
+ readl(&(tb->BusTypes)));
for (i = 0; i < 16; i++)
temp_name[i] = readb(&(tb->ServerName[i]));
temp_name[16] = '\0';
- printk(" Server Name = %s\n", temp_name);
- printk(" Heartbeat Counter = 0x%x\n\n\n", readl(&(tb->HeartBeat)));
-#endif /* CCISS_DEBUG */
+ dev_dbg(&h->pdev->dev, " Server Name = %s\n", temp_name);
+ dev_dbg(&h->pdev->dev, " Heartbeat Counter = 0x%x\n\n\n",
+ readl(&(tb->HeartBeat)));
}
static int find_PCI_BAR_index(struct pci_dev *pdev, unsigned long pci_bar_addr)
offset += 8;
break;
default: /* reserved in PCI 2.2 */
- printk(KERN_WARNING
+ dev_warn(&pdev->dev,
"Base address is invalid\n");
return -1;
break;
cciss_wait_for_mode_change_ack(h);
register_value = readl(&(h->cfgtable->TransportActive));
if (!(register_value & CFGTBL_Trans_Performant))
- printk(KERN_WARNING "cciss: unable to get board into"
+ dev_warn(&h->pdev->dev, "cciss: unable to get board into"
" performant mode\n");
}
if (!(trans_support & PERFORMANT_MODE))
return;
- printk(KERN_WARNING "cciss%d: Placing controller into "
- "performant mode\n", h->ctlr);
+ dev_dbg(&h->pdev->dev, "Placing controller into performant mode\n");
/* Performant mode demands commands on a 32 byte boundary
* pci_alloc_consistent aligns on page boundarys already.
* Just need to check if divisible by 32
*/
if ((sizeof(CommandList_struct) % 32) != 0) {
- printk(KERN_WARNING "%s %d %s\n",
+ dev_warn(&h->pdev->dev, "%s %d %s\n",
"cciss info: command size[",
(int)sizeof(CommandList_struct),
"] not divisible by 32, no performant mode..\n");
* controllers that are capable. If not, we use IO-APIC mode.
*/
-static void __devinit cciss_interrupt_mode(ctlr_info_t *c)
+static void __devinit cciss_interrupt_mode(ctlr_info_t *h)
{
#ifdef CONFIG_PCI_MSI
int err;
};
/* Some boards advertise MSI but don't really support it */
- if ((c->board_id == 0x40700E11) || (c->board_id == 0x40800E11) ||
- (c->board_id == 0x40820E11) || (c->board_id == 0x40830E11))
+ if ((h->board_id == 0x40700E11) || (h->board_id == 0x40800E11) ||
+ (h->board_id == 0x40820E11) || (h->board_id == 0x40830E11))
goto default_int_mode;
- if (pci_find_capability(c->pdev, PCI_CAP_ID_MSIX)) {
- err = pci_enable_msix(c->pdev, cciss_msix_entries, 4);
+ if (pci_find_capability(h->pdev, PCI_CAP_ID_MSIX)) {
+ err = pci_enable_msix(h->pdev, cciss_msix_entries, 4);
if (!err) {
- c->intr[0] = cciss_msix_entries[0].vector;
- c->intr[1] = cciss_msix_entries[1].vector;
- c->intr[2] = cciss_msix_entries[2].vector;
- c->intr[3] = cciss_msix_entries[3].vector;
- c->msix_vector = 1;
+ h->intr[0] = cciss_msix_entries[0].vector;
+ h->intr[1] = cciss_msix_entries[1].vector;
+ h->intr[2] = cciss_msix_entries[2].vector;
+ h->intr[3] = cciss_msix_entries[3].vector;
+ h->msix_vector = 1;
return;
}
if (err > 0) {
- printk(KERN_WARNING "cciss: only %d MSI-X vectors "
- "available\n", err);
+ dev_warn(&h->pdev->dev,
+ "only %d MSI-X vectors available\n", err);
goto default_int_mode;
} else {
- printk(KERN_WARNING "cciss: MSI-X init failed %d\n",
- err);
+ dev_warn(&h->pdev->dev,
+ "MSI-X init failed %d\n", err);
goto default_int_mode;
}
}
- if (pci_find_capability(c->pdev, PCI_CAP_ID_MSI)) {
- if (!pci_enable_msi(c->pdev)) {
- c->msi_vector = 1;
- } else {
- printk(KERN_WARNING "cciss: MSI init failed\n");
- }
+ if (pci_find_capability(h->pdev, PCI_CAP_ID_MSI)) {
+ if (!pci_enable_msi(h->pdev))
+ h->msi_vector = 1;
+ else
+ dev_warn(&h->pdev->dev, "MSI init failed\n");
}
default_int_mode:
#endif /* CONFIG_PCI_MSI */
/* if we get here we're going to use the default interrupt mode */
- c->intr[PERF_MODE_INT] = c->pdev->irq;
+ h->intr[PERF_MODE_INT] = h->pdev->irq;
return;
}
return 0;
}
+static void __devinit cciss_get_max_perf_mode_cmds(struct ctlr_info *h)
+{
+ h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands));
+ if (h->max_commands < 16) {
+ dev_warn(&h->pdev->dev, "Controller reports "
+ "max supported commands of %d, an obvious lie. "
+ "Using 16. Ensure that firmware is up to date.\n",
+ h->max_commands);
+ h->max_commands = 16;
+ }
+}
+
/* Interrogate the hardware for some limits:
* max commands, max SG elements without chaining, and with chaining,
* SG chain block size, etc.
*/
static void __devinit cciss_find_board_params(ctlr_info_t *h)
{
- h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands));
+ cciss_get_max_perf_mode_cmds(h);
h->nr_cmds = h->max_commands - 4; /* Allow room for some ioctls */
h->maxsgentries = readl(&(h->cfgtable->MaxSGElements));
/*
pci_write_config_dword(h->pdev, PCI_COMMAND_PARITY, dma_refetch);
}
-static int __devinit cciss_pci_init(ctlr_info_t *c)
+static int __devinit cciss_pci_init(ctlr_info_t *h)
{
int prod_index, err;
- prod_index = cciss_lookup_board_id(c->pdev, &c->board_id);
+ prod_index = cciss_lookup_board_id(h->pdev, &h->board_id);
if (prod_index < 0)
return -ENODEV;
- c->product_name = products[prod_index].product_name;
- c->access = *(products[prod_index].access);
+ h->product_name = products[prod_index].product_name;
+ h->access = *(products[prod_index].access);
- if (cciss_board_disabled(c)) {
- printk(KERN_WARNING
- "cciss: controller appears to be disabled\n");
+ if (cciss_board_disabled(h)) {
+ dev_warn(&h->pdev->dev, "controller appears to be disabled\n");
return -ENODEV;
}
- err = pci_enable_device(c->pdev);
+ err = pci_enable_device(h->pdev);
if (err) {
- printk(KERN_ERR "cciss: Unable to Enable PCI device\n");
+ dev_warn(&h->pdev->dev, "Unable to Enable PCI device\n");
return err;
}
- err = pci_request_regions(c->pdev, "cciss");
+ err = pci_request_regions(h->pdev, "cciss");
if (err) {
- printk(KERN_ERR "cciss: Cannot obtain PCI resources, "
- "aborting\n");
+ dev_warn(&h->pdev->dev,
+ "Cannot obtain PCI resources, aborting\n");
return err;
}
-#ifdef CCISS_DEBUG
- printk(KERN_INFO "command = %x\n", command);
- printk(KERN_INFO "irq = %x\n", c->pdev->irq);
- printk(KERN_INFO "board_id = %x\n", c->board_id);
-#endif /* CCISS_DEBUG */
+ dev_dbg(&h->pdev->dev, "irq = %x\n", h->pdev->irq);
+ dev_dbg(&h->pdev->dev, "board_id = %x\n", h->board_id);
/* If the kernel supports MSI/MSI-X we will try to enable that functionality,
* else we use the IO-APIC interrupt assigned to us by system ROM.
*/
- cciss_interrupt_mode(c);
- err = cciss_pci_find_memory_BAR(c->pdev, &c->paddr);
+ cciss_interrupt_mode(h);
+ err = cciss_pci_find_memory_BAR(h->pdev, &h->paddr);
if (err)
goto err_out_free_res;
- c->vaddr = remap_pci_mem(c->paddr, 0x250);
- if (!c->vaddr) {
+ h->vaddr = remap_pci_mem(h->paddr, 0x250);
+ if (!h->vaddr) {
err = -ENOMEM;
goto err_out_free_res;
}
- err = cciss_wait_for_board_ready(c);
+ err = cciss_wait_for_board_ready(h);
if (err)
goto err_out_free_res;
- err = cciss_find_cfgtables(c);
+ err = cciss_find_cfgtables(h);
if (err)
goto err_out_free_res;
- print_cfg_table(c->cfgtable);
- cciss_find_board_params(c);
+ print_cfg_table(h);
+ cciss_find_board_params(h);
- if (!CISS_signature_present(c)) {
+ if (!CISS_signature_present(h)) {
err = -ENODEV;
goto err_out_free_res;
}
- cciss_enable_scsi_prefetch(c);
- cciss_p600_dma_prefetch_quirk(c);
- cciss_put_controller_into_performant_mode(c);
+ cciss_enable_scsi_prefetch(h);
+ cciss_p600_dma_prefetch_quirk(h);
+ cciss_put_controller_into_performant_mode(h);
return 0;
err_out_free_res:
* Deliberately omit pci_disable_device(): it does something nasty to
* Smart Array controllers that pci_enable_device does not undo
*/
- if (c->transtable)
- iounmap(c->transtable);
- if (c->cfgtable)
- iounmap(c->cfgtable);
- if (c->vaddr)
- iounmap(c->vaddr);
- pci_release_regions(c->pdev);
+ if (h->transtable)
+ iounmap(h->transtable);
+ if (h->cfgtable)
+ iounmap(h->cfgtable);
+ if (h->vaddr)
+ iounmap(h->vaddr);
+ pci_release_regions(h->pdev);
return err;
}
/* Function to find the first free pointer into our hba[] array
* Returns -1 if no free entries are left.
*/
-static int alloc_cciss_hba(void)
+static int alloc_cciss_hba(struct pci_dev *pdev)
{
int i;
for (i = 0; i < MAX_CTLR; i++) {
if (!hba[i]) {
- ctlr_info_t *p;
+ ctlr_info_t *h;
- p = kzalloc(sizeof(ctlr_info_t), GFP_KERNEL);
- if (!p)
+ h = kzalloc(sizeof(ctlr_info_t), GFP_KERNEL);
+ if (!h)
goto Enomem;
- hba[i] = p;
+ hba[i] = h;
return i;
}
}
- printk(KERN_WARNING "cciss: This driver supports a maximum"
+ dev_warn(&pdev->dev, "This driver supports a maximum"
" of %d controllers.\n", MAX_CTLR);
return -1;
Enomem:
- printk(KERN_ERR "cciss: out of memory.\n");
+ dev_warn(&pdev->dev, "out of memory.\n");
return -1;
}
-static void free_hba(int n)
+static void free_hba(ctlr_info_t *h)
{
- ctlr_info_t *h = hba[n];
int i;
- hba[n] = NULL;
+ hba[h->ctlr] = NULL;
for (i = 0; i < h->highest_lun + 1; i++)
if (h->gendisk[i] != NULL)
put_disk(h->gendisk[i]);
/* we leak the DMA buffer here ... no choice since the controller could
still complete the command. */
if (i == 10) {
- printk(KERN_ERR "cciss: controller message %02x:%02x timed out\n",
+ dev_err(&pdev->dev,
+ "controller message %02x:%02x timed out\n",
opcode, type);
return -ETIMEDOUT;
}
pci_free_consistent(pdev, cmd_sz, cmd, paddr64);
if (tag & 2) {
- printk(KERN_ERR "cciss: controller message %02x:%02x failed\n",
+ dev_err(&pdev->dev, "controller message %02x:%02x failed\n",
opcode, type);
return -EIO;
}
- printk(KERN_INFO "cciss: controller message %02x:%02x succeeded\n",
+ dev_info(&pdev->dev, "controller message %02x:%02x succeeded\n",
opcode, type);
return 0;
}
if (pos) {
pci_read_config_word(pdev, msi_control_reg(pos), &control);
if (control & PCI_MSI_FLAGS_ENABLE) {
- printk(KERN_INFO "cciss: resetting MSI\n");
+ dev_info(&pdev->dev, "resetting MSI\n");
pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSI_FLAGS_ENABLE);
}
}
if (pos) {
pci_read_config_word(pdev, msi_control_reg(pos), &control);
if (control & PCI_MSIX_FLAGS_ENABLE) {
- printk(KERN_INFO "cciss: resetting MSI-X\n");
+ dev_info(&pdev->dev, "resetting MSI-X\n");
pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSIX_FLAGS_ENABLE);
}
}
return 0;
}
-/* This does a hard reset of the controller using PCI power management
- * states. */
-static __devinit int cciss_hard_reset_controller(struct pci_dev *pdev)
+static int cciss_controller_hard_reset(struct pci_dev *pdev,
+ void * __iomem vaddr, bool use_doorbell)
{
- u16 pmcsr, saved_config_space[32];
- int i, pos;
+ u16 pmcsr;
+ int pos;
- printk(KERN_INFO "cciss: using PCI PM to reset controller\n");
+ if (use_doorbell) {
+ /* For everything after the P600, the PCI power state method
+ * of resetting the controller doesn't work, so we have this
+ * other way using the doorbell register.
+ */
+ dev_info(&pdev->dev, "using doorbell to reset controller\n");
+ writel(DOORBELL_CTLR_RESET, vaddr + SA5_DOORBELL);
+ msleep(1000);
+ } else { /* Try to do it the PCI power state way */
+
+ /* Quoting from the Open CISS Specification: "The Power
+ * Management Control/Status Register (CSR) controls the power
+ * state of the device. The normal operating state is D0,
+ * CSR=00h. The software off state is D3, CSR=03h. To reset
+ * the controller, place the interface device in D3 then to D0,
+ * this causes a secondary PCI reset which will reset the
+ * controller." */
+
+ pos = pci_find_capability(pdev, PCI_CAP_ID_PM);
+ if (pos == 0) {
+ dev_err(&pdev->dev,
+ "cciss_controller_hard_reset: "
+ "PCI PM not supported\n");
+ return -ENODEV;
+ }
+ dev_info(&pdev->dev, "using PCI PM to reset controller\n");
+ /* enter the D3hot power management state */
+ pci_read_config_word(pdev, pos + PCI_PM_CTRL, &pmcsr);
+ pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
+ pmcsr |= PCI_D3hot;
+ pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
- /* This is very nearly the same thing as
+ msleep(500);
- pci_save_state(pci_dev);
- pci_set_power_state(pci_dev, PCI_D3hot);
- pci_set_power_state(pci_dev, PCI_D0);
- pci_restore_state(pci_dev);
+ /* enter the D0 power management state */
+ pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
+ pmcsr |= PCI_D0;
+ pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
- but we can't use these nice canned kernel routines on
- kexec, because they also check the MSI/MSI-X state in PCI
- configuration space and do the wrong thing when it is
- set/cleared. Also, the pci_save/restore_state functions
- violate the ordering requirements for restoring the
- configuration space from the CCISS document (see the
- comment below). So we roll our own .... */
+ msleep(500);
+ }
+ return 0;
+}
- for (i = 0; i < 32; i++)
- pci_read_config_word(pdev, 2*i, &saved_config_space[i]);
+/* This does a hard reset of the controller using PCI power management
+ * states or using the doorbell register. */
+static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev)
+{
+ u16 saved_config_space[32];
+ u64 cfg_offset;
+ u32 cfg_base_addr;
+ u64 cfg_base_addr_index;
+ void __iomem *vaddr;
+ unsigned long paddr;
+ u32 misc_fw_support, active_transport;
+ int rc, i;
+ CfgTable_struct __iomem *cfgtable;
+ bool use_doorbell;
+ u32 board_id;
+
+ /* For controllers as old a the p600, this is very nearly
+ * the same thing as
+ *
+ * pci_save_state(pci_dev);
+ * pci_set_power_state(pci_dev, PCI_D3hot);
+ * pci_set_power_state(pci_dev, PCI_D0);
+ * pci_restore_state(pci_dev);
+ *
+ * but we can't use these nice canned kernel routines on
+ * kexec, because they also check the MSI/MSI-X state in PCI
+ * configuration space and do the wrong thing when it is
+ * set/cleared. Also, the pci_save/restore_state functions
+ * violate the ordering requirements for restoring the
+ * configuration space from the CCISS document (see the
+ * comment below). So we roll our own ....
+ *
+ * For controllers newer than the P600, the pci power state
+ * method of resetting doesn't work so we have another way
+ * using the doorbell register.
+ */
- pos = pci_find_capability(pdev, PCI_CAP_ID_PM);
- if (pos == 0) {
- printk(KERN_ERR "cciss_reset_controller: PCI PM not supported\n");
+ /* Exclude 640x boards. These are two pci devices in one slot
+ * which share a battery backed cache module. One controls the
+ * cache, the other accesses the cache through the one that controls
+ * it. If we reset the one controlling the cache, the other will
+ * likely not be happy. Just forbid resetting this conjoined mess.
+ */
+ cciss_lookup_board_id(pdev, &board_id);
+ if (board_id == 0x409C0E11 || board_id == 0x409D0E11) {
+ dev_warn(&pdev->dev, "Cannot reset Smart Array 640x "
+ "due to shared cache module.");
return -ENODEV;
}
- /* Quoting from the Open CISS Specification: "The Power
- * Management Control/Status Register (CSR) controls the power
- * state of the device. The normal operating state is D0,
- * CSR=00h. The software off state is D3, CSR=03h. To reset
- * the controller, place the interface device in D3 then to
- * D0, this causes a secondary PCI reset which will reset the
- * controller." */
+ for (i = 0; i < 32; i++)
+ pci_read_config_word(pdev, 2*i, &saved_config_space[i]);
- /* enter the D3hot power management state */
- pci_read_config_word(pdev, pos + PCI_PM_CTRL, &pmcsr);
- pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
- pmcsr |= PCI_D3hot;
- pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
+ /* find the first memory BAR, so we can find the cfg table */
+ rc = cciss_pci_find_memory_BAR(pdev, &paddr);
+ if (rc)
+ return rc;
+ vaddr = remap_pci_mem(paddr, 0x250);
+ if (!vaddr)
+ return -ENOMEM;
- schedule_timeout_uninterruptible(HZ >> 1);
+ /* find cfgtable in order to check if reset via doorbell is supported */
+ rc = cciss_find_cfg_addrs(pdev, vaddr, &cfg_base_addr,
+ &cfg_base_addr_index, &cfg_offset);
+ if (rc)
+ goto unmap_vaddr;
+ cfgtable = remap_pci_mem(pci_resource_start(pdev,
+ cfg_base_addr_index) + cfg_offset, sizeof(*cfgtable));
+ if (!cfgtable) {
+ rc = -ENOMEM;
+ goto unmap_vaddr;
+ }
- /* enter the D0 power management state */
- pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
- pmcsr |= PCI_D0;
- pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
+ /* If reset via doorbell register is supported, use that. */
+ misc_fw_support = readl(&cfgtable->misc_fw_support);
+ use_doorbell = misc_fw_support & MISC_FW_DOORBELL_RESET;
- schedule_timeout_uninterruptible(HZ >> 1);
+ rc = cciss_controller_hard_reset(pdev, vaddr, use_doorbell);
+ if (rc)
+ goto unmap_cfgtable;
/* Restore the PCI configuration space. The Open CISS
* Specification says, "Restore the PCI Configuration
* Registers, offsets 00h through 60h. It is important to
* restore the command register, 16-bits at offset 04h,
* last. Do not restore the configuration status register,
- * 16-bits at offset 06h." Note that the offset is 2*i. */
+ * 16-bits at offset 06h." Note that the offset is 2*i.
+ */
for (i = 0; i < 32; i++) {
if (i == 2 || i == 3)
continue;
wmb();
pci_write_config_word(pdev, 4, saved_config_space[2]);
+ /* Some devices (notably the HP Smart Array 5i Controller)
+ need a little pause here */
+ msleep(CCISS_POST_RESET_PAUSE_MSECS);
+
+ /* Controller should be in simple mode at this point. If it's not,
+ * It means we're on one of those controllers which doesn't support
+ * the doorbell reset method and on which the PCI power management reset
+ * method doesn't work (P800, for example.)
+ * In those cases, don't try to proceed, as it generally doesn't work.
+ */
+ active_transport = readl(&cfgtable->TransportActive);
+ if (active_transport & PERFORMANT_MODE) {
+ dev_warn(&pdev->dev, "Unable to successfully reset controller,"
+ " Ignoring controller.\n");
+ rc = -ENODEV;
+ }
+
+unmap_cfgtable:
+ iounmap(cfgtable);
+
+unmap_vaddr:
+ iounmap(vaddr);
+ return rc;
+}
+
+static __devinit int cciss_init_reset_devices(struct pci_dev *pdev)
+{
+ int rc, i;
+
+ if (!reset_devices)
+ return 0;
+
+ /* Reset the controller with a PCI power-cycle or via doorbell */
+ rc = cciss_kdump_hard_reset_controller(pdev);
+
+ /* -ENOTSUPP here means we cannot reset the controller
+ * but it's already (and still) up and running in
+ * "performant mode". Or, it might be 640x, which can't reset
+ * due to concerns about shared bbwc between 6402/6404 pair.
+ */
+ if (rc == -ENOTSUPP)
+ return 0; /* just try to do the kdump anyhow. */
+ if (rc)
+ return -ENODEV;
+ if (cciss_reset_msi(pdev))
+ return -ENODEV;
+
+ /* Now try to get the controller to respond to a no-op */
+ for (i = 0; i < CCISS_POST_RESET_NOOP_RETRIES; i++) {
+ if (cciss_noop(pdev) == 0)
+ break;
+ else
+ dev_warn(&pdev->dev, "no-op failed%s\n",
+ (i < CCISS_POST_RESET_NOOP_RETRIES - 1 ?
+ "; re-trying" : ""));
+ msleep(CCISS_POST_RESET_NOOP_INTERVAL_MSECS);
+ }
return 0;
}
int rc;
int dac, return_code;
InquiryData_struct *inq_buff;
+ ctlr_info_t *h;
- if (reset_devices) {
- /* Reset the controller with a PCI power-cycle */
- if (cciss_hard_reset_controller(pdev) || cciss_reset_msi(pdev))
- return -ENODEV;
-
- /* Now try to get the controller to respond to a no-op. Some
- devices (notably the HP Smart Array 5i Controller) need
- up to 30 seconds to respond. */
- for (i=0; i<30; i++) {
- if (cciss_noop(pdev) == 0)
- break;
-
- schedule_timeout_uninterruptible(HZ);
- }
- if (i == 30) {
- printk(KERN_ERR "cciss: controller seems dead\n");
- return -EBUSY;
- }
- }
-
- i = alloc_cciss_hba();
+ rc = cciss_init_reset_devices(pdev);
+ if (rc)
+ return rc;
+ i = alloc_cciss_hba(pdev);
if (i < 0)
return -1;
- hba[i]->pdev = pdev;
- hba[i]->busy_initializing = 1;
- INIT_HLIST_HEAD(&hba[i]->cmpQ);
- INIT_HLIST_HEAD(&hba[i]->reqQ);
- mutex_init(&hba[i]->busy_shutting_down);
+ h = hba[i];
+ h->pdev = pdev;
+ h->busy_initializing = 1;
+ INIT_HLIST_HEAD(&h->cmpQ);
+ INIT_HLIST_HEAD(&h->reqQ);
+ mutex_init(&h->busy_shutting_down);
- if (cciss_pci_init(hba[i]) != 0)
+ if (cciss_pci_init(h) != 0)
goto clean_no_release_regions;
- sprintf(hba[i]->devname, "cciss%d", i);
- hba[i]->ctlr = i;
+ sprintf(h->devname, "cciss%d", i);
+ h->ctlr = i;
- init_completion(&hba[i]->scan_wait);
+ init_completion(&h->scan_wait);
- if (cciss_create_hba_sysfs_entry(hba[i]))
+ if (cciss_create_hba_sysfs_entry(h))
goto clean0;
/* configure PCI DMA stuff */
else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))
dac = 0;
else {
- printk(KERN_ERR "cciss: no suitable DMA available\n");
+ dev_err(&h->pdev->dev, "no suitable DMA available\n");
goto clean1;
}
* 8 controller support.
*/
if (i < MAX_CTLR_ORIG)
- hba[i]->major = COMPAQ_CISS_MAJOR + i;
- rc = register_blkdev(hba[i]->major, hba[i]->devname);
+ h->major = COMPAQ_CISS_MAJOR + i;
+ rc = register_blkdev(h->major, h->devname);
if (rc == -EBUSY || rc == -EINVAL) {
- printk(KERN_ERR
- "cciss: Unable to get major number %d for %s "
- "on hba %d\n", hba[i]->major, hba[i]->devname, i);
+ dev_err(&h->pdev->dev,
+ "Unable to get major number %d for %s "
+ "on hba %d\n", h->major, h->devname, i);
goto clean1;
} else {
if (i >= MAX_CTLR_ORIG)
- hba[i]->major = rc;
+ h->major = rc;
}
/* make sure the board interrupts are off */
- hba[i]->access.set_intr_mask(hba[i], CCISS_INTR_OFF);
- if (hba[i]->msi_vector || hba[i]->msix_vector) {
- if (request_irq(hba[i]->intr[PERF_MODE_INT],
+ h->access.set_intr_mask(h, CCISS_INTR_OFF);
+ if (h->msi_vector || h->msix_vector) {
+ if (request_irq(h->intr[PERF_MODE_INT],
do_cciss_msix_intr,
- IRQF_DISABLED, hba[i]->devname, hba[i])) {
- printk(KERN_ERR "cciss: Unable to get irq %d for %s\n",
- hba[i]->intr[PERF_MODE_INT], hba[i]->devname);
+ IRQF_DISABLED, h->devname, h)) {
+ dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n",
+ h->intr[PERF_MODE_INT], h->devname);
goto clean2;
}
} else {
- if (request_irq(hba[i]->intr[PERF_MODE_INT], do_cciss_intx,
- IRQF_DISABLED, hba[i]->devname, hba[i])) {
- printk(KERN_ERR "cciss: Unable to get irq %d for %s\n",
- hba[i]->intr[PERF_MODE_INT], hba[i]->devname);
+ if (request_irq(h->intr[PERF_MODE_INT], do_cciss_intx,
+ IRQF_DISABLED, h->devname, h)) {
+ dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n",
+ h->intr[PERF_MODE_INT], h->devname);
goto clean2;
}
}
- printk(KERN_INFO "%s: <0x%x> at PCI %s IRQ %d%s using DAC\n",
- hba[i]->devname, pdev->device, pci_name(pdev),
- hba[i]->intr[PERF_MODE_INT], dac ? "" : " not");
+ dev_info(&h->pdev->dev, "%s: <0x%x> at PCI %s IRQ %d%s using DAC\n",
+ h->devname, pdev->device, pci_name(pdev),
+ h->intr[PERF_MODE_INT], dac ? "" : " not");
- hba[i]->cmd_pool_bits =
- kmalloc(DIV_ROUND_UP(hba[i]->nr_cmds, BITS_PER_LONG)
+ h->cmd_pool_bits =
+ kmalloc(DIV_ROUND_UP(h->nr_cmds, BITS_PER_LONG)
* sizeof(unsigned long), GFP_KERNEL);
- hba[i]->cmd_pool = (CommandList_struct *)
- pci_alloc_consistent(hba[i]->pdev,
- hba[i]->nr_cmds * sizeof(CommandList_struct),
- &(hba[i]->cmd_pool_dhandle));
- hba[i]->errinfo_pool = (ErrorInfo_struct *)
- pci_alloc_consistent(hba[i]->pdev,
- hba[i]->nr_cmds * sizeof(ErrorInfo_struct),
- &(hba[i]->errinfo_pool_dhandle));
- if ((hba[i]->cmd_pool_bits == NULL)
- || (hba[i]->cmd_pool == NULL)
- || (hba[i]->errinfo_pool == NULL)) {
- printk(KERN_ERR "cciss: out of memory");
+ h->cmd_pool = (CommandList_struct *)
+ pci_alloc_consistent(h->pdev,
+ h->nr_cmds * sizeof(CommandList_struct),
+ &(h->cmd_pool_dhandle));
+ h->errinfo_pool = (ErrorInfo_struct *)
+ pci_alloc_consistent(h->pdev,
+ h->nr_cmds * sizeof(ErrorInfo_struct),
+ &(h->errinfo_pool_dhandle));
+ if ((h->cmd_pool_bits == NULL)
+ || (h->cmd_pool == NULL)
+ || (h->errinfo_pool == NULL)) {
+ dev_err(&h->pdev->dev, "out of memory");
goto clean4;
}
/* Need space for temp scatter list */
- hba[i]->scatter_list = kmalloc(hba[i]->max_commands *
+ h->scatter_list = kmalloc(h->max_commands *
sizeof(struct scatterlist *),
GFP_KERNEL);
- for (k = 0; k < hba[i]->nr_cmds; k++) {
- hba[i]->scatter_list[k] = kmalloc(sizeof(struct scatterlist) *
- hba[i]->maxsgentries,
+ for (k = 0; k < h->nr_cmds; k++) {
+ h->scatter_list[k] = kmalloc(sizeof(struct scatterlist) *
+ h->maxsgentries,
GFP_KERNEL);
- if (hba[i]->scatter_list[k] == NULL) {
- printk(KERN_ERR "cciss%d: could not allocate "
- "s/g lists\n", i);
+ if (h->scatter_list[k] == NULL) {
+ dev_err(&h->pdev->dev,
+ "could not allocate s/g lists\n");
goto clean4;
}
}
- hba[i]->cmd_sg_list = cciss_allocate_sg_chain_blocks(hba[i],
- hba[i]->chainsize, hba[i]->nr_cmds);
- if (!hba[i]->cmd_sg_list && hba[i]->chainsize > 0)
+ h->cmd_sg_list = cciss_allocate_sg_chain_blocks(h,
+ h->chainsize, h->nr_cmds);
+ if (!h->cmd_sg_list && h->chainsize > 0)
goto clean4;
- spin_lock_init(&hba[i]->lock);
+ spin_lock_init(&h->lock);
/* Initialize the pdev driver private data.
- have it point to hba[i]. */
- pci_set_drvdata(pdev, hba[i]);
+ have it point to h. */
+ pci_set_drvdata(pdev, h);
/* command and error info recs zeroed out before
they are used */
- memset(hba[i]->cmd_pool_bits, 0,
- DIV_ROUND_UP(hba[i]->nr_cmds, BITS_PER_LONG)
+ memset(h->cmd_pool_bits, 0,
+ DIV_ROUND_UP(h->nr_cmds, BITS_PER_LONG)
* sizeof(unsigned long));
- hba[i]->num_luns = 0;
- hba[i]->highest_lun = -1;
+ h->num_luns = 0;
+ h->highest_lun = -1;
for (j = 0; j < CISS_MAX_LUN; j++) {
- hba[i]->drv[j] = NULL;
- hba[i]->gendisk[j] = NULL;
+ h->drv[j] = NULL;
+ h->gendisk[j] = NULL;
}
- cciss_scsi_setup(i);
+ cciss_scsi_setup(h);
/* Turn the interrupts on so we can service requests */
- hba[i]->access.set_intr_mask(hba[i], CCISS_INTR_ON);
+ h->access.set_intr_mask(h, CCISS_INTR_ON);
/* Get the firmware version */
inq_buff = kzalloc(sizeof(InquiryData_struct), GFP_KERNEL);
if (inq_buff == NULL) {
- printk(KERN_ERR "cciss: out of memory\n");
+ dev_err(&h->pdev->dev, "out of memory\n");
goto clean4;
}
- return_code = sendcmd_withirq(CISS_INQUIRY, i, inq_buff,
+ return_code = sendcmd_withirq(h, CISS_INQUIRY, inq_buff,
sizeof(InquiryData_struct), 0, CTLR_LUNID, TYPE_CMD);
if (return_code == IO_OK) {
- hba[i]->firm_ver[0] = inq_buff->data_byte[32];
- hba[i]->firm_ver[1] = inq_buff->data_byte[33];
- hba[i]->firm_ver[2] = inq_buff->data_byte[34];
- hba[i]->firm_ver[3] = inq_buff->data_byte[35];
+ h->firm_ver[0] = inq_buff->data_byte[32];
+ h->firm_ver[1] = inq_buff->data_byte[33];
+ h->firm_ver[2] = inq_buff->data_byte[34];
+ h->firm_ver[3] = inq_buff->data_byte[35];
} else { /* send command failed */
- printk(KERN_WARNING "cciss: unable to determine firmware"
+ dev_warn(&h->pdev->dev, "unable to determine firmware"
" version of controller\n");
}
kfree(inq_buff);
- cciss_procinit(i);
+ cciss_procinit(h);
- hba[i]->cciss_max_sectors = 8192;
+ h->cciss_max_sectors = 8192;
- rebuild_lun_table(hba[i], 1, 0);
- hba[i]->busy_initializing = 0;
+ rebuild_lun_table(h, 1, 0);
+ h->busy_initializing = 0;
return 1;
clean4:
- kfree(hba[i]->cmd_pool_bits);
+ kfree(h->cmd_pool_bits);
/* Free up sg elements */
- for (k = 0; k < hba[i]->nr_cmds; k++)
- kfree(hba[i]->scatter_list[k]);
- kfree(hba[i]->scatter_list);
- cciss_free_sg_chain_blocks(hba[i]->cmd_sg_list, hba[i]->nr_cmds);
- if (hba[i]->cmd_pool)
- pci_free_consistent(hba[i]->pdev,
- hba[i]->nr_cmds * sizeof(CommandList_struct),
- hba[i]->cmd_pool, hba[i]->cmd_pool_dhandle);
- if (hba[i]->errinfo_pool)
- pci_free_consistent(hba[i]->pdev,
- hba[i]->nr_cmds * sizeof(ErrorInfo_struct),
- hba[i]->errinfo_pool,
- hba[i]->errinfo_pool_dhandle);
- free_irq(hba[i]->intr[PERF_MODE_INT], hba[i]);
+ for (k = 0; k < h->nr_cmds; k++)
+ kfree(h->scatter_list[k]);
+ kfree(h->scatter_list);
+ cciss_free_sg_chain_blocks(h->cmd_sg_list, h->nr_cmds);
+ if (h->cmd_pool)
+ pci_free_consistent(h->pdev,
+ h->nr_cmds * sizeof(CommandList_struct),
+ h->cmd_pool, h->cmd_pool_dhandle);
+ if (h->errinfo_pool)
+ pci_free_consistent(h->pdev,
+ h->nr_cmds * sizeof(ErrorInfo_struct),
+ h->errinfo_pool,
+ h->errinfo_pool_dhandle);
+ free_irq(h->intr[PERF_MODE_INT], h);
clean2:
- unregister_blkdev(hba[i]->major, hba[i]->devname);
+ unregister_blkdev(h->major, h->devname);
clean1:
- cciss_destroy_hba_sysfs_entry(hba[i]);
+ cciss_destroy_hba_sysfs_entry(h);
clean0:
pci_release_regions(pdev);
clean_no_release_regions:
- hba[i]->busy_initializing = 0;
+ h->busy_initializing = 0;
/*
* Deliberately omit pci_disable_device(): it does something nasty to
* Smart Array controllers that pci_enable_device does not undo
*/
pci_set_drvdata(pdev, NULL);
- free_hba(i);
+ free_hba(h);
return -1;
}
h = pci_get_drvdata(pdev);
flush_buf = kzalloc(4, GFP_KERNEL);
if (!flush_buf) {
- printk(KERN_WARNING
- "cciss:%d cache not flushed, out of memory.\n",
- h->ctlr);
+ dev_warn(&h->pdev->dev, "cache not flushed, out of memory.\n");
return;
}
/* write all data in the battery backed cache to disk */
memset(flush_buf, 0, 4);
- return_code = sendcmd_withirq(CCISS_CACHE_FLUSH, h->ctlr, flush_buf,
+ return_code = sendcmd_withirq(h, CCISS_CACHE_FLUSH, flush_buf,
4, 0, CTLR_LUNID, TYPE_CMD);
kfree(flush_buf);
if (return_code != IO_OK)
- printk(KERN_WARNING "cciss%d: Error flushing cache\n",
- h->ctlr);
+ dev_warn(&h->pdev->dev, "Error flushing cache\n");
h->access.set_intr_mask(h, CCISS_INTR_OFF);
free_irq(h->intr[PERF_MODE_INT], h);
}
static void __devexit cciss_remove_one(struct pci_dev *pdev)
{
- ctlr_info_t *tmp_ptr;
+ ctlr_info_t *h;
int i, j;
if (pci_get_drvdata(pdev) == NULL) {
- printk(KERN_ERR "cciss: Unable to remove device \n");
+ dev_err(&pdev->dev, "Unable to remove device\n");
return;
}
- tmp_ptr = pci_get_drvdata(pdev);
- i = tmp_ptr->ctlr;
+ h = pci_get_drvdata(pdev);
+ i = h->ctlr;
if (hba[i] == NULL) {
- printk(KERN_ERR "cciss: device appears to "
- "already be removed \n");
+ dev_err(&pdev->dev, "device appears to already be removed\n");
return;
}
- mutex_lock(&hba[i]->busy_shutting_down);
+ mutex_lock(&h->busy_shutting_down);
- remove_from_scan_list(hba[i]);
- remove_proc_entry(hba[i]->devname, proc_cciss);
- unregister_blkdev(hba[i]->major, hba[i]->devname);
+ remove_from_scan_list(h);
+ remove_proc_entry(h->devname, proc_cciss);
+ unregister_blkdev(h->major, h->devname);
/* remove it from the disk list */
for (j = 0; j < CISS_MAX_LUN; j++) {
- struct gendisk *disk = hba[i]->gendisk[j];
+ struct gendisk *disk = h->gendisk[j];
if (disk) {
struct request_queue *q = disk->queue;
if (disk->flags & GENHD_FL_UP) {
- cciss_destroy_ld_sysfs_entry(hba[i], j, 1);
+ cciss_destroy_ld_sysfs_entry(h, j, 1);
del_gendisk(disk);
}
if (q)
}
#ifdef CONFIG_CISS_SCSI_TAPE
- cciss_unregister_scsi(i); /* unhook from SCSI subsystem */
+ cciss_unregister_scsi(h); /* unhook from SCSI subsystem */
#endif
cciss_shutdown(pdev);
#ifdef CONFIG_PCI_MSI
- if (hba[i]->msix_vector)
- pci_disable_msix(hba[i]->pdev);
- else if (hba[i]->msi_vector)
- pci_disable_msi(hba[i]->pdev);
+ if (h->msix_vector)
+ pci_disable_msix(h->pdev);
+ else if (h->msi_vector)
+ pci_disable_msi(h->pdev);
#endif /* CONFIG_PCI_MSI */
- iounmap(hba[i]->transtable);
- iounmap(hba[i]->cfgtable);
- iounmap(hba[i]->vaddr);
+ iounmap(h->transtable);
+ iounmap(h->cfgtable);
+ iounmap(h->vaddr);
- pci_free_consistent(hba[i]->pdev, hba[i]->nr_cmds * sizeof(CommandList_struct),
- hba[i]->cmd_pool, hba[i]->cmd_pool_dhandle);
- pci_free_consistent(hba[i]->pdev, hba[i]->nr_cmds * sizeof(ErrorInfo_struct),
- hba[i]->errinfo_pool, hba[i]->errinfo_pool_dhandle);
- kfree(hba[i]->cmd_pool_bits);
+ pci_free_consistent(h->pdev, h->nr_cmds * sizeof(CommandList_struct),
+ h->cmd_pool, h->cmd_pool_dhandle);
+ pci_free_consistent(h->pdev, h->nr_cmds * sizeof(ErrorInfo_struct),
+ h->errinfo_pool, h->errinfo_pool_dhandle);
+ kfree(h->cmd_pool_bits);
/* Free up sg elements */
- for (j = 0; j < hba[i]->nr_cmds; j++)
- kfree(hba[i]->scatter_list[j]);
- kfree(hba[i]->scatter_list);
- cciss_free_sg_chain_blocks(hba[i]->cmd_sg_list, hba[i]->nr_cmds);
+ for (j = 0; j < h->nr_cmds; j++)
+ kfree(h->scatter_list[j]);
+ kfree(h->scatter_list);
+ cciss_free_sg_chain_blocks(h->cmd_sg_list, h->nr_cmds);
/*
* Deliberately omit pci_disable_device(): it does something nasty to
* Smart Array controllers that pci_enable_device does not undo
*/
pci_release_regions(pdev);
pci_set_drvdata(pdev, NULL);
- cciss_destroy_hba_sysfs_entry(hba[i]);
- mutex_unlock(&hba[i]->busy_shutting_down);
- free_hba(i);
+ cciss_destroy_hba_sysfs_entry(h);
+ mutex_unlock(&h->busy_shutting_down);
+ free_hba(h);
}
static struct pci_driver cciss_pci_driver = {
/* double check that all controller entrys have been removed */
for (i = 0; i < MAX_CTLR; i++) {
if (hba[i] != NULL) {
- printk(KERN_WARNING "cciss: had to remove"
- " controller %d\n", i);
+ dev_warn(&hba[i]->pdev->dev,
+ "had to remove controller\n");
cciss_remove_one(hba[i]->pdev);
}
}
projects / linux-2.6-block.git / blobdiff