@@ -53,29 +53,34 @@
#define MEGARAID_MODULE_VERSION "2.00.4"
-MODULE_AUTHOR ("sju@lsil.com");
-MODULE_DESCRIPTION ("LSI Logic MegaRAID legacy driver");
-MODULE_LICENSE ("GPL");
+MODULE_AUTHOR("sju@lsil.com");
+MODULE_DESCRIPTION("LSI Logic MegaRAID legacy driver");
+MODULE_LICENSE("GPL");
MODULE_VERSION(MEGARAID_MODULE_VERSION);
static DEFINE_MUTEX(megadev_mutex);
static unsigned int max_cmd_per_lun = DEF_CMD_PER_LUN;
module_param(max_cmd_per_lun, uint, 0);
-MODULE_PARM_DESC(max_cmd_per_lun, "Maximum number of commands which can be issued to a single LUN (default=DEF_CMD_PER_LUN=63)");
+MODULE_PARM_DESC(
+ max_cmd_per_lun,
+ "Maximum number of commands which can be issued to a single LUN (default=DEF_CMD_PER_LUN=63)");
static unsigned short int max_sectors_per_io = MAX_SECTORS_PER_IO;
module_param(max_sectors_per_io, ushort, 0);
-MODULE_PARM_DESC(max_sectors_per_io, "Maximum number of sectors per I/O request (default=MAX_SECTORS_PER_IO=128)");
-
+MODULE_PARM_DESC(
+ max_sectors_per_io,
+ "Maximum number of sectors per I/O request (default=MAX_SECTORS_PER_IO=128)");
static unsigned short int max_mbox_busy_wait = MBOX_BUSY_WAIT;
module_param(max_mbox_busy_wait, ushort, 0);
-MODULE_PARM_DESC(max_mbox_busy_wait, "Maximum wait for mailbox in microseconds if busy (default=MBOX_BUSY_WAIT=10)");
+MODULE_PARM_DESC(
+ max_mbox_busy_wait,
+ "Maximum wait for mailbox in microseconds if busy (default=MBOX_BUSY_WAIT=10)");
-#define RDINDOOR(adapter) readl((adapter)->mmio_base + 0x20)
-#define RDOUTDOOR(adapter) readl((adapter)->mmio_base + 0x2C)
-#define WRINDOOR(adapter,value) writel(value, (adapter)->mmio_base + 0x20)
-#define WROUTDOOR(adapter,value) writel(value, (adapter)->mmio_base + 0x2C)
+#define RDINDOOR(adapter) readl((adapter)->mmio_base + 0x20)
+#define RDOUTDOOR(adapter) readl((adapter)->mmio_base + 0x2C)
+#define WRINDOOR(adapter, value) writel(value, (adapter)->mmio_base + 0x20)
+#define WROUTDOOR(adapter, value) writel(value, (adapter)->mmio_base + 0x2C)
/*
* Global variables
@@ -88,17 +93,17 @@ static struct proc_dir_entry *mega_proc_dir_entry;
/* For controller re-ordering */
static struct mega_hbas mega_hbas[MAX_CONTROLLERS];
-static long
-megadev_unlocked_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
+static long megadev_unlocked_ioctl(struct file *filep, unsigned int cmd,
+ unsigned long arg);
/*
* The File Operations structure for the serial/ioctl interface of the driver
*/
static const struct file_operations megadev_fops = {
- .owner = THIS_MODULE,
- .unlocked_ioctl = megadev_unlocked_ioctl,
- .open = megadev_open,
- .llseek = noop_llseek,
+ .owner = THIS_MODULE,
+ .unlocked_ioctl = megadev_unlocked_ioctl,
+ .open = megadev_open,
+ .llseek = noop_llseek,
};
/*
@@ -114,8 +119,7 @@ static u32 driver_ver = 0x02000000;
/* major number used by the device for character interface */
static int major;
-#define IS_RAID_CH(hba, ch) (((hba)->mega_ch_class >> (ch)) & 0x01)
-
+#define IS_RAID_CH(hba, ch) (((hba)->mega_ch_class >> (ch)) & 0x01)
/*
* Debug variable to print some diagnostic messages
@@ -128,22 +132,21 @@ static int trace_level;
*
* Allocates a 8 byte aligned memory for the handshake mailbox.
*/
-static int
-mega_setup_mailbox(adapter_t *adapter)
+static int mega_setup_mailbox(adapter_t *adapter)
{
- unsigned long align;
+ unsigned long align;
- adapter->una_mbox64 = dma_alloc_coherent(&adapter->dev->dev,
- sizeof(mbox64_t),
- &adapter->una_mbox64_dma,
- GFP_KERNEL);
+ adapter->una_mbox64 =
+ dma_alloc_coherent(&adapter->dev->dev, sizeof(mbox64_t),
+ &adapter->una_mbox64_dma, GFP_KERNEL);
+
+ if (!adapter->una_mbox64)
+ return -1;
- if( !adapter->una_mbox64 ) return -1;
-
adapter->mbox = &adapter->una_mbox64->mbox;
- adapter->mbox = (mbox_t *)((((unsigned long) adapter->mbox) + 15) &
- (~0UL ^ 0xFUL));
+ adapter->mbox = (mbox_t *)((((unsigned long)adapter->mbox) + 15) &
+ (~0UL ^ 0xFUL));
adapter->mbox64 = (mbox64_t *)(((unsigned long)adapter->mbox) - 8);
@@ -154,22 +157,21 @@ mega_setup_mailbox(adapter_t *adapter)
/*
* Register the mailbox if the controller is an io-mapped controller
*/
- if( adapter->flag & BOARD_IOMAP ) {
-
+ if (adapter->flag & BOARD_IOMAP) {
outb(adapter->mbox_dma & 0xFF,
- adapter->host->io_port + MBOX_PORT0);
+ adapter->host->io_port + MBOX_PORT0);
outb((adapter->mbox_dma >> 8) & 0xFF,
- adapter->host->io_port + MBOX_PORT1);
+ adapter->host->io_port + MBOX_PORT1);
outb((adapter->mbox_dma >> 16) & 0xFF,
- adapter->host->io_port + MBOX_PORT2);
+ adapter->host->io_port + MBOX_PORT2);
outb((adapter->mbox_dma >> 24) & 0xFF,
- adapter->host->io_port + MBOX_PORT3);
+ adapter->host->io_port + MBOX_PORT3);
outb(ENABLE_MBOX_BYTE,
- adapter->host->io_port + ENABLE_MBOX_REGION);
+ adapter->host->io_port + ENABLE_MBOX_REGION);
irq_ack(adapter);
@@ -179,7 +181,6 @@ mega_setup_mailbox(adapter_t *adapter)
return 0;
}
-
/*
* mega_query_adapter()
* @adapter - pointer to our soft state
@@ -187,14 +188,13 @@ mega_setup_mailbox(adapter_t *adapter)
* Issue the adapter inquiry commands to the controller and find out
* information and parameter about the devices attached
*/
-static int
-mega_query_adapter(adapter_t *adapter)
+static int mega_query_adapter(adapter_t *adapter)
{
- dma_addr_t prod_info_dma_handle;
- mega_inquiry3 *inquiry3;
- struct mbox_out mbox;
- u8 *raw_mbox = (u8 *)&mbox;
- int retval;
+ dma_addr_t prod_info_dma_handle;
+ mega_inquiry3 *inquiry3;
+ struct mbox_out mbox;
+ u8 *raw_mbox = (u8 *)&mbox;
+ int retval;
/* Initialize adapter inquiry mailbox */
@@ -210,23 +210,24 @@ mega_query_adapter(adapter_t *adapter)
inquiry3 = (mega_inquiry3 *)adapter->mega_buffer;
- raw_mbox[0] = FC_NEW_CONFIG; /* i.e. mbox->cmd=0xA1 */
- raw_mbox[2] = NC_SUBOP_ENQUIRY3; /* i.e. 0x0F */
- raw_mbox[3] = ENQ3_GET_SOLICITED_FULL; /* i.e. 0x02 */
+ raw_mbox[0] = FC_NEW_CONFIG; /* i.e. mbox->cmd=0xA1 */
+ raw_mbox[2] = NC_SUBOP_ENQUIRY3; /* i.e. 0x0F */
+ raw_mbox[3] = ENQ3_GET_SOLICITED_FULL; /* i.e. 0x02 */
/* Issue a blocking command to the card */
if ((retval = issue_scb_block(adapter, raw_mbox))) {
/* the adapter does not support 40ld */
- mraid_ext_inquiry *ext_inq;
- mraid_inquiry *inq;
- dma_addr_t dma_handle;
+ mraid_ext_inquiry *ext_inq;
+ mraid_inquiry *inq;
+ dma_addr_t dma_handle;
ext_inq = dma_alloc_coherent(&adapter->dev->dev,
sizeof(mraid_ext_inquiry),
&dma_handle, GFP_KERNEL);
- if( ext_inq == NULL ) return -1;
+ if (ext_inq == NULL)
+ return -1;
inq = &ext_inq->raid_inq;
@@ -242,48 +243,45 @@ mega_query_adapter(adapter_t *adapter)
* mraid_inquiry structure
*/
mega_8_to_40ld(inq, inquiry3,
- (mega_product_info *)&adapter->product_info);
+ (mega_product_info *)&adapter->product_info);
- dma_free_coherent(&adapter->dev->dev,
- sizeof(mraid_ext_inquiry), ext_inq,
- dma_handle);
+ dma_free_coherent(&adapter->dev->dev, sizeof(mraid_ext_inquiry),
+ ext_inq, dma_handle);
- } else { /*adapter supports 40ld */
+ } else { /*adapter supports 40ld */
adapter->flag |= BOARD_40LD;
/*
* get product_info, which is static information and will be
* unchanged
*/
- prod_info_dma_handle = dma_map_single(&adapter->dev->dev,
- (void *)&adapter->product_info,
- sizeof(mega_product_info),
- DMA_FROM_DEVICE);
+ prod_info_dma_handle = dma_map_single(
+ &adapter->dev->dev, (void *)&adapter->product_info,
+ sizeof(mega_product_info), DMA_FROM_DEVICE);
mbox.xferaddr = prod_info_dma_handle;
- raw_mbox[0] = FC_NEW_CONFIG; /* i.e. mbox->cmd=0xA1 */
- raw_mbox[2] = NC_SUBOP_PRODUCT_INFO; /* i.e. 0x0E */
+ raw_mbox[0] = FC_NEW_CONFIG; /* i.e. mbox->cmd=0xA1 */
+ raw_mbox[2] = NC_SUBOP_PRODUCT_INFO; /* i.e. 0x0E */
if ((retval = issue_scb_block(adapter, raw_mbox)))
dev_warn(&adapter->dev->dev,
- "Product_info cmd failed with error: %d\n",
- retval);
+ "Product_info cmd failed with error: %d\n",
+ retval);
dma_unmap_single(&adapter->dev->dev, prod_info_dma_handle,
sizeof(mega_product_info), DMA_FROM_DEVICE);
}
-
/*
* kernel scans the channels from 0 to <= max_channel
*/
adapter->host->max_channel =
- adapter->product_info.nchannels + NVIRT_CHAN -1;
+ adapter->product_info.nchannels + NVIRT_CHAN - 1;
- adapter->host->max_id = 16; /* max targets per channel */
+ adapter->host->max_id = 16; /* max targets per channel */
- adapter->host->max_lun = 7; /* Up to 7 luns for non disk devices */
+ adapter->host->max_lun = 7; /* Up to 7 luns for non disk devices */
adapter->host->cmd_per_lun = max_cmd_per_lun;
@@ -291,7 +289,7 @@ mega_query_adapter(adapter_t *adapter)
adapter->max_cmds = adapter->product_info.max_commands;
- if(adapter->max_cmds > MAX_COMMANDS)
+ if (adapter->max_cmds > MAX_COMMANDS)
adapter->max_cmds = MAX_COMMANDS;
adapter->host->can_queue = adapter->max_cmds - 1;
@@ -310,32 +308,27 @@ mega_query_adapter(adapter_t *adapter)
sparse warnings. */
if (adapter->product_info.subsysvid == PCI_VENDOR_ID_HP) {
snprintf(adapter->fw_version, sizeof(adapter->fw_version),
- "%c%d%d.%d%d",
- adapter->product_info.fw_version[2],
- 0,
- adapter->product_info.fw_version[1] & 0x0f,
- 0,
+ "%c%d%d.%d%d", adapter->product_info.fw_version[2], 0,
+ adapter->product_info.fw_version[1] & 0x0f, 0,
adapter->product_info.fw_version[0] & 0x0f);
snprintf(adapter->bios_version, sizeof(adapter->fw_version),
- "%c%d%d.%d%d",
- adapter->product_info.bios_version[2],
- 0,
- adapter->product_info.bios_version[1] & 0x0f,
- 0,
+ "%c%d%d.%d%d", adapter->product_info.bios_version[2],
+ 0, adapter->product_info.bios_version[1] & 0x0f, 0,
adapter->product_info.bios_version[0] & 0x0f);
} else {
memcpy(adapter->fw_version,
- (char *)adapter->product_info.fw_version, 4);
+ (char *)adapter->product_info.fw_version, 4);
adapter->fw_version[4] = 0;
memcpy(adapter->bios_version,
- (char *)adapter->product_info.bios_version, 4);
+ (char *)adapter->product_info.bios_version, 4);
adapter->bios_version[4] = 0;
}
dev_notice(&adapter->dev->dev, "[%s:%s] detected %d logical drives\n",
- adapter->fw_version, adapter->bios_version, adapter->numldrv);
+ adapter->fw_version, adapter->bios_version,
+ adapter->numldrv);
/*
* Do we support extended (>10 bytes) cdbs
@@ -344,7 +337,6 @@ mega_query_adapter(adapter_t *adapter)
if (adapter->support_ext_cdb)
dev_notice(&adapter->dev->dev, "supports extended CDBs\n");
-
return 0;
}
@@ -354,10 +346,9 @@ mega_query_adapter(adapter_t *adapter)
*
* Runs through the list of pending requests.
*/
-static inline void
-mega_runpendq(adapter_t *adapter)
+static inline void mega_runpendq(adapter_t *adapter)
{
- if(!list_empty(&adapter->pending_list))
+ if (!list_empty(&adapter->pending_list))
__mega_runpendq(adapter);
}
@@ -370,9 +361,9 @@ mega_runpendq(adapter_t *adapter)
*/
static int megaraid_queue_lck(struct scsi_cmnd *scmd)
{
- adapter_t *adapter;
- scb_t *scb;
- int busy=0;
+ adapter_t *adapter;
+ scb_t *scb;
+ int busy = 0;
unsigned long flags;
adapter = (adapter_t *)scmd->device->host->hostdata;
@@ -403,14 +394,14 @@ static int megaraid_queue_lck(struct scsi_cmnd *scmd)
mega_runpendq(adapter);
busy = 0;
- out:
+out:
spin_unlock_irqrestore(&adapter->lock, flags);
return busy;
}
static DEF_SCSI_QCMD(megaraid_queue)
-/**
+ /**
* mega_allocate_scb()
* @adapter: pointer to our soft state
* @cmd: scsi command from the mid-layer
@@ -418,15 +409,14 @@ static DEF_SCSI_QCMD(megaraid_queue)
* Allocate a SCB structure. This is the central structure for controller
* commands.
*/
-static inline scb_t *
-mega_allocate_scb(adapter_t *adapter, struct scsi_cmnd *cmd)
+ static inline scb_t *mega_allocate_scb(adapter_t *adapter,
+ struct scsi_cmnd *cmd)
{
struct list_head *head = &adapter->free_list;
- scb_t *scb;
+ scb_t *scb;
/* Unlink command from Free List */
- if( !list_empty(head) ) {
-
+ if (!list_empty(head)) {
scb = list_entry(head->next, scb_t, list);
list_del_init(head->next);
@@ -450,29 +440,27 @@ mega_allocate_scb(adapter_t *adapter, struct scsi_cmnd *cmd)
* Calculate the logical drive number based on the information in scsi command
* and the channel number.
*/
-static inline int
-mega_get_ldrv_num(adapter_t *adapter, struct scsi_cmnd *cmd, int channel)
+static inline int mega_get_ldrv_num(adapter_t *adapter, struct scsi_cmnd *cmd,
+ int channel)
{
- int tgt;
- int ldrv_num;
+ int tgt;
+ int ldrv_num;
tgt = cmd->device->id;
-
- if ( tgt > adapter->this_id )
- tgt--; /* we do not get inquires for initiator id */
- ldrv_num = (channel * 15) + tgt;
+ if (tgt > adapter->this_id)
+ tgt--; /* we do not get inquires for initiator id */
+ ldrv_num = (channel * 15) + tgt;
/*
* If we have a logical drive with boot enabled, project it first
*/
- if( adapter->boot_ldrv_enabled ) {
- if( ldrv_num == 0 ) {
+ if (adapter->boot_ldrv_enabled) {
+ if (ldrv_num == 0) {
ldrv_num = adapter->boot_ldrv;
- }
- else {
- if( ldrv_num <= adapter->boot_ldrv ) {
+ } else {
+ if (ldrv_num <= adapter->boot_ldrv) {
ldrv_num--;
}
}
@@ -488,7 +476,7 @@ mega_get_ldrv_num(adapter_t *adapter, struct scsi_cmnd *cmd, int channel)
* These is valid only for IO commands.
*/
- if (adapter->support_random_del && adapter->read_ldidmap )
+ if (adapter->support_random_del && adapter->read_ldidmap)
switch (cmd->cmnd[0]) {
case READ_6:
case WRITE_6:
@@ -513,18 +501,18 @@ mega_get_ldrv_num(adapter_t *adapter, struct scsi_cmnd *cmd, int channel)
* We also re-order the logical drives and physical devices based on their
* boot settings.
*/
-static scb_t *
-mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
+static scb_t *mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd,
+ int *busy)
{
- mega_passthru *pthru;
- scb_t *scb;
- mbox_t *mbox;
- u32 seg;
- char islogical;
- int max_ldrv_num;
- int channel = 0;
- int target = 0;
- int ldrv_num = 0; /* logical drive number */
+ mega_passthru *pthru;
+ scb_t *scb;
+ mbox_t *mbox;
+ u32 seg;
+ char islogical;
+ int max_ldrv_num;
+ int channel = 0;
+ int target = 0;
+ int ldrv_num = 0; /* logical drive number */
/*
* We know what channels our logical drives are on - mega_find_card()
@@ -538,15 +526,14 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* the physical devices on virtual channel which is obviously converted
* to actual channel on the HBA.
*/
- if( adapter->boot_pdrv_enabled ) {
- if( islogical ) {
+ if (adapter->boot_pdrv_enabled) {
+ if (islogical) {
/* logical channel */
channel = cmd->device->channel -
- adapter->product_info.nchannels;
- }
- else {
+ adapter->product_info.nchannels;
+ } else {
/* this is physical channel */
- channel = cmd->device->channel;
+ channel = cmd->device->channel;
target = cmd->device->id;
/*
@@ -554,29 +541,24 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* exposed first IF both the channels are SCSI, then
* booting from the second channel is not allowed.
*/
- if( target == 0 ) {
+ if (target == 0) {
target = adapter->boot_pdrv_tgt;
- }
- else if( target == adapter->boot_pdrv_tgt ) {
+ } else if (target == adapter->boot_pdrv_tgt) {
target = 0;
}
}
- }
- else {
- if( islogical ) {
+ } else {
+ if (islogical) {
/* this is the logical channel */
- channel = cmd->device->channel;
- }
- else {
+ channel = cmd->device->channel;
+ } else {
/* physical channel */
- channel = cmd->device->channel - NVIRT_CHAN;
+ channel = cmd->device->channel - NVIRT_CHAN;
target = cmd->device->id;
}
}
-
- if(islogical) {
-
+ if (islogical) {
/* have just LUN 0 for each target on virtual channels */
if (cmd->device->lun) {
cmd->result = (DID_BAD_TARGET << 16);
@@ -586,26 +568,25 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
ldrv_num = mega_get_ldrv_num(adapter, cmd, channel);
-
max_ldrv_num = (adapter->flag & BOARD_40LD) ?
- MAX_LOGICAL_DRIVES_40LD : MAX_LOGICAL_DRIVES_8LD;
+ MAX_LOGICAL_DRIVES_40LD :
+ MAX_LOGICAL_DRIVES_8LD;
/*
* max_ldrv_num increases by 0x80 if some logical drive was
* deleted.
*/
- if(adapter->read_ldidmap)
+ if (adapter->read_ldidmap)
max_ldrv_num += 0x80;
- if(ldrv_num > max_ldrv_num ) {
+ if (ldrv_num > max_ldrv_num) {
cmd->result = (DID_BAD_TARGET << 16);
scsi_done(cmd);
return NULL;
}
- }
- else {
- if( cmd->device->lun > 7) {
+ } else {
+ if (cmd->device->lun > 7) {
/*
* Do not support lun >7 for physically accessed
* devices
@@ -621,7 +602,7 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* Logical drive commands
*
*/
- if(islogical) {
+ if (islogical) {
switch (cmd->cmnd[0]) {
case TEST_UNIT_READY:
#if MEGA_HAVE_CLUSTERING
@@ -629,13 +610,13 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* Do we support clustering and is the support enabled
* If no, return success always
*/
- if( !adapter->has_cluster ) {
+ if (!adapter->has_cluster) {
cmd->result = (DID_OK << 16);
scsi_done(cmd);
return NULL;
}
- if(!(scb = mega_allocate_scb(adapter, cmd))) {
+ if (!(scb = mega_allocate_scb(adapter, cmd))) {
*busy = 1;
return NULL;
}
@@ -671,19 +652,18 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
case READ_CAPACITY:
case INQUIRY:
- if(!(adapter->flag & (1L << cmd->device->channel))) {
-
+ if (!(adapter->flag & (1L << cmd->device->channel))) {
dev_notice(&adapter->dev->dev,
- "scsi%d: scanning scsi channel %d "
- "for logical drives\n",
- adapter->host->host_no,
- cmd->device->channel);
+ "scsi%d: scanning scsi channel %d "
+ "for logical drives\n",
+ adapter->host->host_no,
+ cmd->device->channel);
adapter->flag |= (1L << cmd->device->channel);
}
/* Allocate a SCB and initialize passthru */
- if(!(scb = mega_allocate_scb(adapter, cmd))) {
+ if (!(scb = mega_allocate_scb(adapter, cmd))) {
*busy = 1;
return NULL;
}
@@ -701,17 +681,18 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
pthru->cdblen = cmd->cmd_len;
memcpy(pthru->cdb, cmd->cmnd, cmd->cmd_len);
- if( adapter->has_64bit_addr ) {
+ if (adapter->has_64bit_addr) {
mbox->m_out.cmd = MEGA_MBOXCMD_PASSTHRU64;
- }
- else {
+ } else {
mbox->m_out.cmd = MEGA_MBOXCMD_PASSTHRU;
}
scb->dma_direction = DMA_FROM_DEVICE;
- pthru->numsgelements = mega_build_sglist(adapter, scb,
- &pthru->dataxferaddr, &pthru->dataxferlen);
+ pthru->numsgelements =
+ mega_build_sglist(adapter, scb,
+ &pthru->dataxferaddr,
+ &pthru->dataxferlen);
mbox->m_out.xferaddr = scb->pthru_dma_addr;
@@ -725,7 +706,7 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
case WRITE_12:
/* Allocate a SCB and initialize mailbox */
- if(!(scb = mega_allocate_scb(adapter, cmd))) {
+ if (!(scb = mega_allocate_scb(adapter, cmd))) {
*busy = 1;
return NULL;
}
@@ -738,26 +719,25 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* A little hack: 2nd bit is zero for all scsi read
* commands and is set for all scsi write commands
*/
- if( adapter->has_64bit_addr ) {
- mbox->m_out.cmd = (*cmd->cmnd & 0x02) ?
- MEGA_MBOXCMD_LWRITE64:
- MEGA_MBOXCMD_LREAD64 ;
- }
- else {
+ if (adapter->has_64bit_addr) {
+ mbox->m_out.cmd =
+ (*cmd->cmnd & 0x02) ?
+ MEGA_MBOXCMD_LWRITE64 :
+ MEGA_MBOXCMD_LREAD64;
+ } else {
mbox->m_out.cmd = (*cmd->cmnd & 0x02) ?
- MEGA_MBOXCMD_LWRITE:
- MEGA_MBOXCMD_LREAD ;
+ MEGA_MBOXCMD_LWRITE :
+ MEGA_MBOXCMD_LREAD;
}
/*
* 6-byte READ(0x08) or WRITE(0x0A) cdb
*/
- if( cmd->cmd_len == 6 ) {
- mbox->m_out.numsectors = (u32) cmd->cmnd[4];
- mbox->m_out.lba =
- ((u32)cmd->cmnd[1] << 16) |
- ((u32)cmd->cmnd[2] << 8) |
- (u32)cmd->cmnd[3];
+ if (cmd->cmd_len == 6) {
+ mbox->m_out.numsectors = (u32)cmd->cmnd[4];
+ mbox->m_out.lba = ((u32)cmd->cmnd[1] << 16) |
+ ((u32)cmd->cmnd[2] << 8) |
+ (u32)cmd->cmnd[3];
mbox->m_out.lba &= 0x1FFFFF;
@@ -768,12 +748,12 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
* drive was deleted
*/
if (*cmd->cmnd == READ_6) {
- adapter->nreads[ldrv_num%0x80]++;
- adapter->nreadblocks[ldrv_num%0x80] +=
+ adapter->nreads[ldrv_num % 0x80]++;
+ adapter->nreadblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
} else {
- adapter->nwrites[ldrv_num%0x80]++;
- adapter->nwriteblocks[ldrv_num%0x80] +=
+ adapter->nwrites[ldrv_num % 0x80]++;
+ adapter->nwriteblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
}
#endif
@@ -782,24 +762,23 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
/*
* 10-byte READ(0x28) or WRITE(0x2A) cdb
*/
- if( cmd->cmd_len == 10 ) {
+ if (cmd->cmd_len == 10) {
mbox->m_out.numsectors =
(u32)cmd->cmnd[8] |
((u32)cmd->cmnd[7] << 8);
- mbox->m_out.lba =
- ((u32)cmd->cmnd[2] << 24) |
- ((u32)cmd->cmnd[3] << 16) |
- ((u32)cmd->cmnd[4] << 8) |
- (u32)cmd->cmnd[5];
+ mbox->m_out.lba = ((u32)cmd->cmnd[2] << 24) |
+ ((u32)cmd->cmnd[3] << 16) |
+ ((u32)cmd->cmnd[4] << 8) |
+ (u32)cmd->cmnd[5];
#if MEGA_HAVE_STATS
if (*cmd->cmnd == READ_10) {
- adapter->nreads[ldrv_num%0x80]++;
- adapter->nreadblocks[ldrv_num%0x80] +=
+ adapter->nreads[ldrv_num % 0x80]++;
+ adapter->nreadblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
} else {
- adapter->nwrites[ldrv_num%0x80]++;
- adapter->nwriteblocks[ldrv_num%0x80] +=
+ adapter->nwrites[ldrv_num % 0x80]++;
+ adapter->nwriteblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
}
#endif
@@ -808,12 +787,11 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
/*
* 12-byte READ(0xA8) or WRITE(0xAA) cdb
*/
- if( cmd->cmd_len == 12 ) {
- mbox->m_out.lba =
- ((u32)cmd->cmnd[2] << 24) |
- ((u32)cmd->cmnd[3] << 16) |
- ((u32)cmd->cmnd[4] << 8) |
- (u32)cmd->cmnd[5];
+ if (cmd->cmd_len == 12) {
+ mbox->m_out.lba = ((u32)cmd->cmnd[2] << 24) |
+ ((u32)cmd->cmnd[3] << 16) |
+ ((u32)cmd->cmnd[4] << 8) |
+ (u32)cmd->cmnd[5];
mbox->m_out.numsectors =
((u32)cmd->cmnd[6] << 24) |
@@ -823,12 +801,12 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
#if MEGA_HAVE_STATS
if (*cmd->cmnd == READ_12) {
- adapter->nreads[ldrv_num%0x80]++;
- adapter->nreadblocks[ldrv_num%0x80] +=
+ adapter->nreads[ldrv_num % 0x80]++;
+ adapter->nreadblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
} else {
- adapter->nwrites[ldrv_num%0x80]++;
- adapter->nwriteblocks[ldrv_num%0x80] +=
+ adapter->nwrites[ldrv_num % 0x80]++;
+ adapter->nwriteblocks[ldrv_num % 0x80] +=
mbox->m_out.numsectors;
}
#endif
@@ -837,16 +815,17 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
/*
* If it is a read command
*/
- if( (*cmd->cmnd & 0x0F) == 0x08 ) {
+ if ((*cmd->cmnd & 0x0F) == 0x08) {
scb->dma_direction = DMA_FROM_DEVICE;
- }
- else {
+ } else {
scb->dma_direction = DMA_TO_DEVICE;
}
/* Calculate Scatter-Gather info */
- mbox->m_out.numsgelements = mega_build_sglist(adapter, scb,
- (u32 *)&mbox->m_out.xferaddr, &seg);
+ mbox->m_out.numsgelements =
+ mega_build_sglist(adapter, scb,
+ (u32 *)&mbox->m_out.xferaddr,
+ &seg);
return scb;
@@ -857,22 +836,22 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
/*
* Do we support clustering and is the support enabled
*/
- if( ! adapter->has_cluster ) {
-
+ if (!adapter->has_cluster) {
cmd->result = (DID_BAD_TARGET << 16);
scsi_done(cmd);
return NULL;
}
/* Allocate a SCB and initialize mailbox */
- if(!(scb = mega_allocate_scb(adapter, cmd))) {
+ if (!(scb = mega_allocate_scb(adapter, cmd))) {
*busy = 1;
return NULL;
}
scb->raw_mbox[0] = MEGA_CLUSTER_CMD;
- scb->raw_mbox[2] = ( *cmd->cmnd == RESERVE ) ?
- MEGA_RESERVE_LD : MEGA_RELEASE_LD;
+ scb->raw_mbox[2] = (*cmd->cmnd == RESERVE) ?
+ MEGA_RESERVE_LD :
+ MEGA_RELEASE_LD;
scb->raw_mbox[3] = ldrv_num;
@@ -893,7 +872,7 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
*/
else {
/* Allocate a SCB and initialize passthru */
- if(!(scb = mega_allocate_scb(adapter, cmd))) {
+ if (!(scb = mega_allocate_scb(adapter, cmd))) {
*busy = 1;
return NULL;
}
@@ -901,38 +880,32 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
mbox = (mbox_t *)scb->raw_mbox;
memset(mbox, 0, sizeof(scb->raw_mbox));
- if( adapter->support_ext_cdb ) {
-
- mega_prepare_extpassthru(adapter, scb, cmd,
- channel, target);
+ if (adapter->support_ext_cdb) {
+ mega_prepare_extpassthru(adapter, scb, cmd, channel,
+ target);
mbox->m_out.cmd = MEGA_MBOXCMD_EXTPTHRU;
mbox->m_out.xferaddr = scb->epthru_dma_addr;
- }
- else {
-
+ } else {
pthru = mega_prepare_passthru(adapter, scb, cmd,
- channel, target);
+ channel, target);
/* Initialize mailbox */
- if( adapter->has_64bit_addr ) {
+ if (adapter->has_64bit_addr) {
mbox->m_out.cmd = MEGA_MBOXCMD_PASSTHRU64;
- }
- else {
+ } else {
mbox->m_out.cmd = MEGA_MBOXCMD_PASSTHRU;
}
mbox->m_out.xferaddr = scb->pthru_dma_addr;
-
}
return scb;
}
return NULL;
}
-
/**
* mega_prepare_passthru()
* @adapter: pointer to our soft state
@@ -943,14 +916,14 @@ mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
*
* prepare a command for the scsi physical devices.
*/
-static mega_passthru *
-mega_prepare_passthru(adapter_t *adapter, scb_t *scb, struct scsi_cmnd *cmd,
- int channel, int target)
+static mega_passthru *mega_prepare_passthru(adapter_t *adapter, scb_t *scb,
+ struct scsi_cmnd *cmd, int channel,
+ int target)
{
mega_passthru *pthru;
pthru = scb->pthru;
- memset(pthru, 0, sizeof (mega_passthru));
+ memset(pthru, 0, sizeof(mega_passthru));
/* 0=6sec/1=60sec/2=10min/3=3hrs */
pthru->timeout = 2;
@@ -961,8 +934,8 @@ mega_prepare_passthru(adapter_t *adapter, scb_t *scb, struct scsi_cmnd *cmd,
pthru->channel = (adapter->flag & BOARD_40LD) ? 0 : channel;
- pthru->target = (adapter->flag & BOARD_40LD) ?
- (channel << 4) | target : target;
+ pthru->target =
+ (adapter->flag & BOARD_40LD) ? (channel << 4) | target : target;
pthru->cdblen = cmd->cmd_len;
pthru->logdrv = cmd->device->lun;
@@ -976,26 +949,25 @@ mega_prepare_passthru(adapter_t *adapter, scb_t *scb, struct scsi_cmnd *cmd,
switch (cmd->cmnd[0]) {
case INQUIRY:
case READ_CAPACITY:
- if(!(adapter->flag & (1L << cmd->device->channel))) {
-
+ if (!(adapter->flag & (1L << cmd->device->channel))) {
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);
+ "scsi%d: scanning scsi channel %d [P%d] "
+ "for physical devices\n",
+ adapter->host->host_no, cmd->device->channel,
+ channel);
adapter->flag |= (1L << cmd->device->channel);
}
fallthrough;
default:
- pthru->numsgelements = mega_build_sglist(adapter, scb,
- &pthru->dataxferaddr, &pthru->dataxferlen);
+ pthru->numsgelements =
+ mega_build_sglist(adapter, scb, &pthru->dataxferaddr,
+ &pthru->dataxferlen);
break;
}
return pthru;
}
-
/**
* mega_prepare_extpassthru()
* @adapter: pointer to our soft state
@@ -1007,12 +979,12 @@ mega_prepare_passthru(adapter_t *adapter, scb_t *scb, struct scsi_cmnd *cmd,
* prepare a command for the scsi physical devices. This rountine prepares
* commands for devices which can take extended CDBs (>10 bytes)
*/
-static mega_ext_passthru *
-mega_prepare_extpassthru(adapter_t *adapter, scb_t *scb,
- struct scsi_cmnd *cmd,
- int channel, int target)
+static mega_ext_passthru *mega_prepare_extpassthru(adapter_t *adapter,
+ scb_t *scb,
+ struct scsi_cmnd *cmd,
+ int channel, int target)
{
- mega_ext_passthru *epthru;
+ mega_ext_passthru *epthru;
epthru = scb->epthru;
memset(epthru, 0, sizeof(mega_ext_passthru));
@@ -1025,8 +997,8 @@ mega_prepare_extpassthru(adapter_t *adapter, scb_t *scb,
epthru->islogical = 0;
epthru->channel = (adapter->flag & BOARD_40LD) ? 0 : channel;
- epthru->target = (adapter->flag & BOARD_40LD) ?
- (channel << 4) | target : target;
+ epthru->target =
+ (adapter->flag & BOARD_40LD) ? (channel << 4) | target : target;
epthru->cdblen = cmd->cmd_len;
epthru->logdrv = cmd->device->lun;
@@ -1036,43 +1008,40 @@ mega_prepare_extpassthru(adapter_t *adapter, scb_t *scb,
/* Not sure about the direction */
scb->dma_direction = DMA_BIDIRECTIONAL;
- switch(cmd->cmnd[0]) {
+ switch (cmd->cmnd[0]) {
case INQUIRY:
case READ_CAPACITY:
- if(!(adapter->flag & (1L << cmd->device->channel))) {
-
+ if (!(adapter->flag & (1L << cmd->device->channel))) {
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);
+ "scsi%d: scanning scsi channel %d [P%d] "
+ "for physical devices\n",
+ adapter->host->host_no, cmd->device->channel,
+ channel);
adapter->flag |= (1L << cmd->device->channel);
}
fallthrough;
default:
- epthru->numsgelements = mega_build_sglist(adapter, scb,
- &epthru->dataxferaddr, &epthru->dataxferlen);
+ epthru->numsgelements =
+ mega_build_sglist(adapter, scb, &epthru->dataxferaddr,
+ &epthru->dataxferlen);
break;
}
return epthru;
}
-static void
-__mega_runpendq(adapter_t *adapter)
+static void __mega_runpendq(adapter_t *adapter)
{
scb_t *scb;
struct list_head *pos, *next;
/* Issue any pending commands to the card */
- list_for_each_safe(pos, next, &adapter->pending_list) {
-
+ list_for_each_safe (pos, next, &adapter->pending_list) {
scb = list_entry(pos, scb_t, list);
- if( !(scb->state & SCB_ISSUED) ) {
-
- if( issue_scb(adapter, scb) != 0 )
+ if (!(scb->state & SCB_ISSUED)) {
+ if (issue_scb(adapter, scb) != 0)
return;
}
}
@@ -1080,7 +1049,6 @@ __mega_runpendq(adapter_t *adapter)
return;
}
-
/**
* issue_scb()
* @adapter: pointer to our soft state
@@ -1090,29 +1058,28 @@ __mega_runpendq(adapter_t *adapter)
* busy. We also take the scb from the pending list if the mailbox is
* available.
*/
-static int
-issue_scb(adapter_t *adapter, scb_t *scb)
+static int issue_scb(adapter_t *adapter, scb_t *scb)
{
- volatile mbox64_t *mbox64 = adapter->mbox64;
- volatile mbox_t *mbox = adapter->mbox;
- unsigned int i = 0;
+ volatile mbox64_t *mbox64 = adapter->mbox64;
+ volatile mbox_t *mbox = adapter->mbox;
+ unsigned int i = 0;
- if(unlikely(mbox->m_in.busy)) {
+ if (unlikely(mbox->m_in.busy)) {
do {
udelay(1);
i++;
- } while( mbox->m_in.busy && (i < max_mbox_busy_wait) );
+ } while (mbox->m_in.busy && (i < max_mbox_busy_wait));
- if(mbox->m_in.busy) return -1;
+ if (mbox->m_in.busy)
+ return -1;
}
/* Copy mailbox data into host structure */
- memcpy((char *)&mbox->m_out, (char *)scb->raw_mbox,
- sizeof(struct mbox_out));
-
- mbox->m_out.cmdid = scb->idx; /* Set cmdid */
- mbox->m_in.busy = 1; /* Set busy */
+ memcpy((char *)&mbox->m_out, (char *)scb->raw_mbox,
+ sizeof(struct mbox_out));
+ mbox->m_out.cmdid = scb->idx; /* Set cmdid */
+ mbox->m_in.busy = 1; /* Set busy */
/*
* Increment the pending queue counter
@@ -1138,12 +1105,11 @@ issue_scb(adapter_t *adapter, scb_t *scb)
*/
scb->state |= SCB_ISSUED;
- if( likely(adapter->flag & BOARD_MEMMAP) ) {
+ if (likely(adapter->flag & BOARD_MEMMAP)) {
mbox->m_in.poll = 0;
mbox->m_in.ack = 0;
WRINDOOR(adapter, adapter->mbox_dma | 0x1);
- }
- else {
+ } else {
irq_enable(adapter);
issue_command(adapter);
}
@@ -1154,8 +1120,7 @@ issue_scb(adapter_t *adapter, scb_t *scb)
/*
* Wait until the controller's mailbox is available
*/
-static inline int
-mega_busywait_mbox (adapter_t *adapter)
+static inline int mega_busywait_mbox(adapter_t *adapter)
{
if (adapter->mbox->m_in.busy)
return __mega_busywait_mbox(adapter);
@@ -1169,19 +1134,18 @@ mega_busywait_mbox (adapter_t *adapter)
*
* Issue a scb in synchronous and non-interrupt mode
*/
-static int
-issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
+static int issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
{
volatile mbox64_t *mbox64 = adapter->mbox64;
volatile mbox_t *mbox = adapter->mbox;
- u8 byte;
+ u8 byte;
/* Wait until mailbox is free */
- if(mega_busywait_mbox (adapter))
+ if (mega_busywait_mbox(adapter))
goto bug_blocked_mailbox;
/* Copy mailbox data into host structure */
- memcpy((char *) mbox, raw_mbox, sizeof(struct mbox_out));
+ memcpy((char *)mbox, raw_mbox, sizeof(struct mbox_out));
mbox->m_out.cmdid = 0xFE;
mbox->m_in.busy = 1;
@@ -1199,19 +1163,19 @@ issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
mbox64->xfer_segment_hi = 0;
}
- if( likely(adapter->flag & BOARD_MEMMAP) ) {
+ if (likely(adapter->flag & BOARD_MEMMAP)) {
mbox->m_in.poll = 0;
mbox->m_in.ack = 0;
mbox->m_in.numstatus = 0xFF;
mbox->m_in.status = 0xFF;
WRINDOOR(adapter, adapter->mbox_dma | 0x1);
- while((volatile u8)mbox->m_in.numstatus == 0xFF)
+ while ((volatile u8)mbox->m_in.numstatus == 0xFF)
cpu_relax();
mbox->m_in.numstatus = 0xFF;
- while( (volatile u8)mbox->m_in.poll != 0x77 )
+ while ((volatile u8)mbox->m_in.poll != 0x77)
cpu_relax();
mbox->m_in.poll = 0;
@@ -1219,10 +1183,9 @@ issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
WRINDOOR(adapter, adapter->mbox_dma | 0x2);
- while(RDINDOOR(adapter) & 0x2)
+ while (RDINDOOR(adapter) & 0x2)
cpu_relax();
- }
- else {
+ } else {
irq_disable(adapter);
issue_command(adapter);
@@ -1238,11 +1201,10 @@ issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
bug_blocked_mailbox:
dev_warn(&adapter->dev->dev, "Blocked mailbox......!!\n");
- udelay (1000);
+ udelay(1000);
return -1;
}
-
/**
* megaraid_isr_iomapped()
* @irq: irq
@@ -1252,17 +1214,15 @@ issue_scb_block(adapter_t *adapter, u_char *raw_mbox)
* Find out if our device is interrupting. If yes, acknowledge the interrupt
* and service the completed commands.
*/
-static irqreturn_t
-megaraid_isr_iomapped(int irq, void *devp)
+static irqreturn_t megaraid_isr_iomapped(int irq, void *devp)
{
- adapter_t *adapter = devp;
- unsigned long flags;
- u8 status;
- u8 nstatus;
- u8 completed[MAX_FIRMWARE_STATUS];
- u8 byte;
- int handled = 0;
-
+ adapter_t *adapter = devp;
+ unsigned long flags;
+ u8 status;
+ u8 nstatus;
+ u8 completed[MAX_FIRMWARE_STATUS];
+ u8 byte;
+ int handled = 0;
/*
* loop till F/W has more commands for us to complete.
@@ -1272,7 +1232,7 @@ megaraid_isr_iomapped(int irq, void *devp)
do {
/* Check if a valid interrupt is pending */
byte = irq_state(adapter);
- if( (byte & VALID_INTR_BYTE) == 0 ) {
+ if ((byte & VALID_INTR_BYTE) == 0) {
/*
* No more pending commands
*/
@@ -1280,8 +1240,8 @@ megaraid_isr_iomapped(int irq, void *devp)
}
set_irq_state(adapter, byte);
- while((nstatus = (volatile u8)adapter->mbox->m_in.numstatus)
- == 0xFF)
+ while ((nstatus = (volatile u8)adapter->mbox->m_in.numstatus) ==
+ 0xFF)
cpu_relax();
adapter->mbox->m_in.numstatus = 0xFF;
@@ -1292,8 +1252,8 @@ megaraid_isr_iomapped(int irq, void *devp)
*/
atomic_sub(nstatus, &adapter->pend_cmds);
- memcpy(completed, (void *)adapter->mbox->m_in.completed,
- nstatus);
+ memcpy(completed, (void *)adapter->mbox->m_in.completed,
+ nstatus);
/* Acknowledge interrupt */
irq_ack(adapter);
@@ -1305,20 +1265,19 @@ megaraid_isr_iomapped(int irq, void *devp)
handled = 1;
/* Loop through any pending requests */
- if(atomic_read(&adapter->quiescent) == 0) {
+ if (atomic_read(&adapter->quiescent) == 0) {
mega_runpendq(adapter);
}
- } while(1);
+ } while (1);
- out_unlock:
+out_unlock:
spin_unlock_irqrestore(&adapter->lock, flags);
return IRQ_RETVAL(handled);
}
-
/**
* megaraid_isr_memmapped()
* @irq: irq
@@ -1328,17 +1287,15 @@ megaraid_isr_iomapped(int irq, void *devp)
* Find out if our device is interrupting. If yes, acknowledge the interrupt
* and service the completed commands.
*/
-static irqreturn_t
-megaraid_isr_memmapped(int irq, void *devp)
+static irqreturn_t megaraid_isr_memmapped(int irq, void *devp)
{
- adapter_t *adapter = devp;
- unsigned long flags;
- u8 status;
- u32 dword = 0;
- u8 nstatus;
- u8 completed[MAX_FIRMWARE_STATUS];
- int handled = 0;
-
+ adapter_t *adapter = devp;
+ unsigned long flags;
+ u8 status;
+ u32 dword = 0;
+ u8 nstatus;
+ u8 completed[MAX_FIRMWARE_STATUS];
+ int handled = 0;
/*
* loop till F/W has more commands for us to complete.
@@ -1348,7 +1305,7 @@ megaraid_isr_memmapped(int irq, void *devp)
do {
/* Check if a valid interrupt is pending */
dword = RDOUTDOOR(adapter);
- if(dword != 0x10001234) {
+ if (dword != 0x10001234) {
/*
* No more pending commands
*/
@@ -1356,8 +1313,8 @@ megaraid_isr_memmapped(int irq, void *devp)
}
WROUTDOOR(adapter, 0x10001234);
- while((nstatus = (volatile u8)adapter->mbox->m_in.numstatus)
- == 0xFF) {
+ while ((nstatus = (volatile u8)adapter->mbox->m_in.numstatus) ==
+ 0xFF) {
cpu_relax();
}
adapter->mbox->m_in.numstatus = 0xFF;
@@ -1369,15 +1326,15 @@ megaraid_isr_memmapped(int irq, void *devp)
*/
atomic_sub(nstatus, &adapter->pend_cmds);
- memcpy(completed, (void *)adapter->mbox->m_in.completed,
- nstatus);
+ memcpy(completed, (void *)adapter->mbox->m_in.completed,
+ nstatus);
/* Acknowledge interrupt */
WRINDOOR(adapter, 0x2);
handled = 1;
- while( RDINDOOR(adapter) & 0x02 )
+ while (RDINDOOR(adapter) & 0x02)
cpu_relax();
mega_cmd_done(adapter, completed, nstatus, status);
@@ -1385,13 +1342,13 @@ megaraid_isr_memmapped(int irq, void *devp)
mega_rundoneq(adapter);
/* Loop through any pending requests */
- if(atomic_read(&adapter->quiescent) == 0) {
+ if (atomic_read(&adapter->quiescent) == 0) {
mega_runpendq(adapter);
}
- } while(1);
+ } while (1);
- out_unlock:
+out_unlock:
spin_unlock_irqrestore(&adapter->lock, flags);
@@ -1406,26 +1363,25 @@ megaraid_isr_memmapped(int irq, void *devp)
*
* Complete the commands and call the scsi mid-layer callback hooks.
*/
-static void
-mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
+static void mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus,
+ int status)
{
- mega_ext_passthru *epthru = NULL;
- struct scatterlist *sgl;
- struct scsi_cmnd *cmd = NULL;
- mega_passthru *pthru = NULL;
- mbox_t *mbox = NULL;
- u8 c;
- scb_t *scb;
- int islogical;
- int cmdid;
- int i;
+ mega_ext_passthru *epthru = NULL;
+ struct scatterlist *sgl;
+ struct scsi_cmnd *cmd = NULL;
+ mega_passthru *pthru = NULL;
+ mbox_t *mbox = NULL;
+ u8 c;
+ scb_t *scb;
+ int islogical;
+ int cmdid;
+ int i;
/*
* for all the commands completed, call the mid-layer callback routine
* and free the scb.
*/
- for( i = 0; i < nstatus; i++ ) {
-
+ for (i = 0; i < nstatus; i++) {
cmdid = completed[i];
/*
@@ -1449,10 +1405,11 @@ 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 ) {
- dev_crit(&adapter->dev->dev, "invalid command "
- "Id %d, scb->state:%x, scsi cmd:%p\n",
- cmdid, scb->state, scb->cmd);
+ if (!(scb->state & SCB_ISSUED) || scb->cmd == NULL) {
+ dev_crit(&adapter->dev->dev,
+ "invalid command "
+ "Id %d, scb->state:%x, scsi cmd:%p\n",
+ cmdid, scb->state, scb->cmd);
continue;
}
@@ -1460,16 +1417,15 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
/*
* Was a abort issued for this command
*/
- if( scb->state & SCB_ABORT ) {
-
+ if (scb->state & SCB_ABORT) {
dev_warn(&adapter->dev->dev,
- "aborted cmd [%x] complete\n",
- scb->idx);
+ "aborted cmd [%x] complete\n",
+ scb->idx);
scb->cmd->result = (DID_ABORT << 16);
list_add_tail(SCSI_LIST(scb->cmd),
- &adapter->completed_list);
+ &adapter->completed_list);
mega_free_scb(adapter, scb);
@@ -1479,18 +1435,16 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
/*
* Was a reset issued for this command
*/
- if( scb->state & SCB_RESET ) {
-
+ if (scb->state & SCB_RESET) {
dev_warn(&adapter->dev->dev,
- "reset cmd [%x] complete\n",
- scb->idx);
+ "reset cmd [%x] complete\n", scb->idx);
scb->cmd->result = (DID_RESET << 16);
list_add_tail(SCSI_LIST(scb->cmd),
- &adapter->completed_list);
+ &adapter->completed_list);
- mega_free_scb (adapter, scb);
+ mega_free_scb(adapter, scb);
continue;
}
@@ -1502,35 +1456,35 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
#if MEGA_HAVE_STATS
{
+ int logdrv = mbox->m_out.logdrv;
- int logdrv = mbox->m_out.logdrv;
-
- islogical = adapter->logdrv_chan[cmd->channel];
- /*
+ islogical = adapter->logdrv_chan[cmd->channel];
+ /*
* Maintain an error counter for the logical drive.
* Some application like SNMP agent need such
* statistics
*/
- if( status && islogical && (cmd->cmnd[0] == READ_6 ||
- cmd->cmnd[0] == READ_10 ||
- cmd->cmnd[0] == READ_12)) {
- /*
+ if (status && islogical &&
+ (cmd->cmnd[0] == READ_6 ||
+ cmd->cmnd[0] == READ_10 ||
+ cmd->cmnd[0] == READ_12)) {
+ /*
* Logical drive number increases by 0x80 when
* a logical drive is deleted
*/
- adapter->rd_errors[logdrv%0x80]++;
- }
+ adapter->rd_errors[logdrv % 0x80]++;
+ }
- if( status && islogical && (cmd->cmnd[0] == WRITE_6 ||
- cmd->cmnd[0] == WRITE_10 ||
- cmd->cmnd[0] == WRITE_12)) {
- /*
+ if (status && islogical &&
+ (cmd->cmnd[0] == WRITE_6 ||
+ cmd->cmnd[0] == WRITE_10 ||
+ cmd->cmnd[0] == WRITE_12)) {
+ /*
* Logical drive number increases by 0x80 when
* a logical drive is deleted
*/
- adapter->wr_errors[logdrv%0x80]++;
- }
-
+ adapter->wr_errors[logdrv % 0x80]++;
+ }
}
#endif
}
@@ -1542,18 +1496,17 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
* PJ
*/
islogical = adapter->logdrv_chan[cmd->device->channel];
- if( cmd->cmnd[0] == INQUIRY && !islogical ) {
-
+ if (cmd->cmnd[0] == INQUIRY && !islogical) {
sgl = scsi_sglist(cmd);
- if( sg_page(sgl) ) {
- c = *(unsigned char *) sg_virt(&sgl[0]);
+ if (sg_page(sgl)) {
+ c = *(unsigned char *)sg_virt(&sgl[0]);
} else {
dev_warn(&adapter->dev->dev, "invalid sg\n");
c = 0;
}
- if(IS_RAID_CH(adapter, cmd->device->channel) &&
- ((c & 0x1F ) == TYPE_DISK)) {
+ if (IS_RAID_CH(adapter, cmd->device->channel) &&
+ ((c & 0x1F) == TYPE_DISK)) {
status = 0xF0;
}
}
@@ -1563,27 +1516,24 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
/* Convert MegaRAID status to Linux error code */
switch (status) {
- case 0x00: /* SUCCESS , i.e. SCSI_STATUS_GOOD */
+ case 0x00: /* SUCCESS , i.e. SCSI_STATUS_GOOD */
cmd->result |= (DID_OK << 16);
break;
- case 0x02: /* ERROR_ABORTED, i.e.
+ case 0x02: /* ERROR_ABORTED, i.e.
SCSI_STATUS_CHECK_CONDITION */
/* set sense_buffer and result fields */
- if( mbox->m_out.cmd == MEGA_MBOXCMD_PASSTHRU ||
- mbox->m_out.cmd == MEGA_MBOXCMD_PASSTHRU64 ) {
-
+ if (mbox->m_out.cmd == MEGA_MBOXCMD_PASSTHRU ||
+ mbox->m_out.cmd == MEGA_MBOXCMD_PASSTHRU64) {
memcpy(cmd->sense_buffer, pthru->reqsensearea,
- 14);
+ 14);
cmd->result = SAM_STAT_CHECK_CONDITION;
- }
- else {
+ } else {
if (mbox->m_out.cmd == MEGA_MBOXCMD_EXTPTHRU) {
-
memcpy(cmd->sense_buffer,
- epthru->reqsensearea, 14);
+ epthru->reqsensearea, 14);
cmd->result = SAM_STAT_CHECK_CONDITION;
} else
@@ -1592,7 +1542,7 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
}
break;
- case 0x08: /* ERR_DEST_DRIVE_FAILED, i.e.
+ case 0x08: /* ERR_DEST_DRIVE_FAILED, i.e.
SCSI_STATUS_BUSY */
cmd->result |= (DID_BUS_BUSY << 16) | status;
break;
@@ -1603,25 +1553,23 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
* If TEST_UNIT_READY fails, we know
* MEGA_RESERVATION_STATUS failed
*/
- if( cmd->cmnd[0] == TEST_UNIT_READY ) {
+ if (cmd->cmnd[0] == TEST_UNIT_READY) {
cmd->result |= (DID_ERROR << 16) |
- SAM_STAT_RESERVATION_CONFLICT;
- }
- else
- /*
+ SAM_STAT_RESERVATION_CONFLICT;
+ } else
+ /*
* Error code returned is 1 if Reserve or Release
* failed or the input parameter is invalid
*/
- if( status == 1 &&
- (cmd->cmnd[0] == RESERVE ||
- cmd->cmnd[0] == RELEASE) ) {
-
- cmd->result |= (DID_ERROR << 16) |
- SAM_STAT_RESERVATION_CONFLICT;
- }
- else
+ if (status == 1 && (cmd->cmnd[0] == RESERVE ||
+ cmd->cmnd[0] == RELEASE)) {
+ cmd->result |=
+ (DID_ERROR << 16) |
+ SAM_STAT_RESERVATION_CONFLICT;
+ } else
#endif
- cmd->result |= (DID_BAD_TARGET << 16)|status;
+ cmd->result |=
+ (DID_BAD_TARGET << 16) | status;
}
mega_free_scb(adapter, scb);
@@ -1631,21 +1579,18 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
}
}
-
/*
* mega_runpendq()
*
* Run through the list of completed requests and finish it
*/
-static void
-mega_rundoneq (adapter_t *adapter)
+static void mega_rundoneq(adapter_t *adapter)
{
struct scsi_cmnd *cmd;
struct list_head *pos;
- list_for_each(pos, &adapter->completed_list) {
-
- struct scsi_pointer* spos = (struct scsi_pointer *)pos;
+ list_for_each (pos, &adapter->completed_list) {
+ struct scsi_pointer *spos = (struct scsi_pointer *)pos;
cmd = list_entry(spos, struct scsi_cmnd, SCp);
scsi_done(cmd);
@@ -1654,16 +1599,13 @@ mega_rundoneq (adapter_t *adapter)
INIT_LIST_HEAD(&adapter->completed_list);
}
-
/*
* Free a SCB structure
* Note: We assume the scsi commands associated with this scb is not free yet.
*/
-static void
-mega_free_scb(adapter_t *adapter, scb_t *scb)
+static void mega_free_scb(adapter_t *adapter, scb_t *scb)
{
- switch( scb->dma_type ) {
-
+ switch (scb->dma_type) {
case MEGA_DMA_TYPE_NONE:
break;
@@ -1686,9 +1628,7 @@ mega_free_scb(adapter_t *adapter, scb_t *scb)
list_add(&scb->list, &adapter->free_list);
}
-
-static int
-__mega_busywait_mbox (adapter_t *adapter)
+static int __mega_busywait_mbox(adapter_t *adapter)
{
volatile mbox_t *mbox = adapter->mbox;
long counter;
@@ -1699,20 +1639,19 @@ __mega_busywait_mbox (adapter_t *adapter)
udelay(100);
cond_resched();
}
- return -1; /* give up after 1 second */
+ return -1; /* give up after 1 second */
}
/*
* Copies data to SGLIST
* Note: For 64 bit cards, we need a minimum of one SG element for read/write
*/
-static int
-mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
+static int mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
{
struct scatterlist *sg;
- struct scsi_cmnd *cmd;
- int sgcnt;
- int idx;
+ struct scsi_cmnd *cmd;
+ int sgcnt;
+ int idx;
cmd = scb->cmd;
@@ -1737,7 +1676,7 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
return 0;
}
- scsi_for_each_sg(cmd, sg, sgcnt, idx) {
+ scsi_for_each_sg (cmd, sg, sgcnt, idx) {
if (adapter->has_64bit_addr) {
scb->sgl64[idx].address = sg_dma_address(sg);
*len += scb->sgl64[idx].length = sg_dma_len(sg);
@@ -1754,16 +1693,14 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
return sgcnt;
}
-
/*
* mega_8_to_40ld()
*
* takes all info in AdapterInquiry structure and puts it into ProductInfo and
* Enquiry3 structures for later use
*/
-static void
-mega_8_to_40ld(mraid_inquiry *inquiry, mega_inquiry3 *enquiry3,
- mega_product_info *product_info)
+static void mega_8_to_40ld(mraid_inquiry *inquiry, mega_inquiry3 *enquiry3,
+ mega_product_info *product_info)
{
int i;
@@ -1795,17 +1732,15 @@ mega_8_to_40ld(mraid_inquiry *inquiry, mega_inquiry3 *enquiry3,
enquiry3->pdrv_state[i] = inquiry->pdrv_info.pdrv_state[i];
}
-static inline void
-mega_free_sgl(adapter_t *adapter)
+static inline void mega_free_sgl(adapter_t *adapter)
{
- scb_t *scb;
- int i;
-
- for(i = 0; i < adapter->max_cmds; i++) {
+ scb_t *scb;
+ int i;
+ for (i = 0; i < adapter->max_cmds; i++) {
scb = &adapter->scb_list[i];
- if( scb->sgl64 ) {
+ if (scb->sgl64) {
dma_free_coherent(&adapter->dev->dev,
sizeof(mega_sgl64) * adapter->sglen,
scb->sgl64, scb->sgl_dma_addr);
@@ -1813,7 +1748,7 @@ mega_free_sgl(adapter_t *adapter)
scb->sgl64 = NULL;
}
- if( scb->pthru ) {
+ if (scb->pthru) {
dma_free_coherent(&adapter->dev->dev,
sizeof(mega_passthru), scb->pthru,
scb->pthru_dma_addr);
@@ -1821,34 +1756,31 @@ mega_free_sgl(adapter_t *adapter)
scb->pthru = NULL;
}
- if( scb->epthru ) {
+ if (scb->epthru) {
dma_free_coherent(&adapter->dev->dev,
sizeof(mega_ext_passthru),
scb->epthru, scb->epthru_dma_addr);
scb->epthru = NULL;
}
-
}
}
-
/*
* Get information about the card/driver
*/
-const char *
-megaraid_info(struct Scsi_Host *host)
+const char *megaraid_info(struct Scsi_Host *host)
{
static char buffer[512];
adapter_t *adapter;
adapter = (adapter_t *)host->hostdata;
- sprintf (buffer,
- "LSI Logic MegaRAID %s %d commands %d targs %d chans %d luns",
- adapter->fw_version, adapter->product_info.max_commands,
- adapter->host->max_id, adapter->host->max_channel,
- (u32)adapter->host->max_lun);
+ sprintf(buffer,
+ "LSI Logic MegaRAID %s %d commands %d targs %d chans %d luns",
+ adapter->fw_version, adapter->product_info.max_commands,
+ adapter->host->max_id, adapter->host->max_channel,
+ (u32)adapter->host->max_lun);
return buffer;
}
@@ -1856,15 +1788,14 @@ megaraid_info(struct Scsi_Host *host)
* Abort a previous SCSI request. Only commands on the pending list can be
* aborted. All the commands issued to the F/W must complete.
*/
-static int
-megaraid_abort(struct scsi_cmnd *cmd)
+static int megaraid_abort(struct scsi_cmnd *cmd)
{
- adapter_t *adapter;
- int rval;
+ adapter_t *adapter;
+ int rval;
adapter = (adapter_t *)cmd->device->host->hostdata;
- rval = megaraid_abort_and_reset(adapter, cmd, SCB_ABORT);
+ rval = megaraid_abort_and_reset(adapter, cmd, SCB_ABORT);
/*
* This is required here to complete any completed requests
@@ -1875,13 +1806,11 @@ megaraid_abort(struct scsi_cmnd *cmd)
return rval;
}
-
-static int
-megaraid_reset(struct scsi_cmnd *cmd)
+static int megaraid_reset(struct scsi_cmnd *cmd)
{
- adapter_t *adapter;
- megacmd_t mc;
- int rval;
+ adapter_t *adapter;
+ megacmd_t mc;
+ int rval;
adapter = (adapter_t *)cmd->device->host->hostdata;
@@ -1889,17 +1818,16 @@ megaraid_reset(struct scsi_cmnd *cmd)
mc.cmd = MEGA_CLUSTER_CMD;
mc.opcode = MEGA_RESET_RESERVATIONS;
- if( mega_internal_command(adapter, &mc, NULL) != 0 ) {
+ if (mega_internal_command(adapter, &mc, NULL) != 0) {
dev_warn(&adapter->dev->dev, "reservation reset failed\n");
- }
- else {
+ } else {
dev_info(&adapter->dev->dev, "reservation reset\n");
}
#endif
spin_lock_irq(&adapter->lock);
- rval = megaraid_abort_and_reset(adapter, cmd, SCB_RESET);
+ rval = megaraid_abort_and_reset(adapter, cmd, SCB_RESET);
/*
* This is required here to complete any completed requests
@@ -1920,22 +1848,20 @@ megaraid_reset(struct scsi_cmnd *cmd)
* Try to locate the scsi command in the pending queue. If found and is not
* issued to the controller, abort/reset it. Otherwise return failure
*/
-static int
-megaraid_abort_and_reset(adapter_t *adapter, struct scsi_cmnd *cmd, int aor)
+static int megaraid_abort_and_reset(adapter_t *adapter, struct scsi_cmnd *cmd,
+ int aor)
{
- struct list_head *pos, *next;
- scb_t *scb;
+ struct list_head *pos, *next;
+ scb_t *scb;
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);
+ (aor == SCB_ABORT) ? "ABORTING" : "RESET", cmd->cmnd[0],
+ cmd->device->channel, cmd->device->id, (u32)cmd->device->lun);
- if(list_empty(&adapter->pending_list))
+ if (list_empty(&adapter->pending_list))
return FAILED;
- list_for_each_safe(pos, next, &adapter->pending_list) {
-
+ list_for_each_safe (pos, next, &adapter->pending_list) {
scb = list_entry(pos, scb_t, list);
if (scb->cmd == cmd) { /* Found command */
@@ -1948,37 +1874,35 @@ megaraid_abort_and_reset(adapter_t *adapter, struct scsi_cmnd *cmd, int aor)
* completes this command, we will return appropriate
* status from ISR.
*/
- if( scb->state & SCB_ISSUED ) {
-
+ if (scb->state & SCB_ISSUED) {
dev_warn(&adapter->dev->dev,
- "%s[%x], fw owner\n",
- (aor==SCB_ABORT) ? "ABORTING":"RESET",
- scb->idx);
+ "%s[%x], fw owner\n",
+ (aor == SCB_ABORT) ? "ABORTING" :
+ "RESET",
+ scb->idx);
return FAILED;
- }
- else {
-
+ } else {
/*
* Not yet issued! Remove from the pending
* list
*/
dev_warn(&adapter->dev->dev,
- "%s-[%x], driver owner\n",
- (aor==SCB_ABORT) ? "ABORTING":"RESET",
- scb->idx);
+ "%s-[%x], driver owner\n",
+ (aor == SCB_ABORT) ? "ABORTING" :
+ "RESET",
+ scb->idx);
mega_free_scb(adapter, scb);
- if( aor == SCB_ABORT ) {
+ if (aor == SCB_ABORT) {
cmd->result = (DID_ABORT << 16);
- }
- else {
+ } else {
cmd->result = (DID_RESET << 16);
}
list_add_tail(SCSI_LIST(cmd),
- &adapter->completed_list);
+ &adapter->completed_list);
return SUCCESS;
}
@@ -1988,12 +1912,12 @@ megaraid_abort_and_reset(adapter_t *adapter, struct scsi_cmnd *cmd, int aor)
return FAILED;
}
-static inline int
-make_local_pdev(adapter_t *adapter, struct pci_dev **pdev)
+static inline int make_local_pdev(adapter_t *adapter, struct pci_dev **pdev)
{
*pdev = pci_alloc_dev(NULL);
- if( *pdev == NULL ) return -1;
+ if (*pdev == NULL)
+ return -1;
memcpy(*pdev, adapter->dev, sizeof(struct pci_dev));
@@ -2005,8 +1929,7 @@ make_local_pdev(adapter_t *adapter, struct pci_dev **pdev)
return 0;
}
-static inline void
-free_local_pdev(struct pci_dev *pdev)
+static inline void free_local_pdev(struct pci_dev *pdev)
{
kfree(pdev);
}
@@ -2018,22 +1941,20 @@ free_local_pdev(struct pci_dev *pdev)
*
* allocates memory for inquiry structure
*/
-static inline void *
-mega_allocate_inquiry(dma_addr_t *dma_handle, struct pci_dev *pdev)
+static inline void *mega_allocate_inquiry(dma_addr_t *dma_handle,
+ struct pci_dev *pdev)
{
- return dma_alloc_coherent(&pdev->dev, sizeof(mega_inquiry3),
- dma_handle, GFP_KERNEL);
+ return dma_alloc_coherent(&pdev->dev, sizeof(mega_inquiry3), dma_handle,
+ GFP_KERNEL);
}
-
-static inline void
-mega_free_inquiry(void *inquiry, dma_addr_t dma_handle, struct pci_dev *pdev)
+static inline void mega_free_inquiry(void *inquiry, dma_addr_t dma_handle,
+ struct pci_dev *pdev)
{
dma_free_coherent(&pdev->dev, sizeof(mega_inquiry3), inquiry,
dma_handle);
}
-
#ifdef CONFIG_PROC_FS
/* Following code handles /proc fs */
@@ -2044,42 +1965,40 @@ mega_free_inquiry(void *inquiry, dma_addr_t dma_handle, struct pci_dev *pdev)
*
* Display configuration information about the controller.
*/
-static int
-proc_show_config(struct seq_file *m, void *v)
+static int proc_show_config(struct seq_file *m, void *v)
{
-
adapter_t *adapter = m->private;
seq_puts(m, MEGARAID_VERSION);
- if(adapter->product_info.product_name[0])
+ if (adapter->product_info.product_name[0])
seq_printf(m, "%s\n", adapter->product_info.product_name);
seq_puts(m, "Controller Type: ");
- if( adapter->flag & BOARD_MEMMAP )
+ if (adapter->flag & BOARD_MEMMAP)
seq_puts(m, "438/466/467/471/493/518/520/531/532\n");
else
seq_puts(m, "418/428/434\n");
- if(adapter->flag & BOARD_40LD)
+ if (adapter->flag & BOARD_40LD)
seq_puts(m, "Controller Supports 40 Logical Drives\n");
- if(adapter->flag & BOARD_64BIT)
+ if (adapter->flag & BOARD_64BIT)
seq_puts(m, "Controller capable of 64-bit memory addressing\n");
- if( adapter->has_64bit_addr )
+ if (adapter->has_64bit_addr)
seq_puts(m, "Controller using 64-bit memory addressing\n");
else
- seq_puts(m, "Controller is not using 64-bit memory addressing\n");
+ seq_puts(m,
+ "Controller is not using 64-bit memory addressing\n");
- seq_printf(m, "Base = %08lx, Irq = %d, ",
- adapter->base, adapter->host->irq);
+ seq_printf(m, "Base = %08lx, Irq = %d, ", adapter->base,
+ adapter->host->irq);
- seq_printf(m, "Logical Drives = %d, Channels = %d\n",
- adapter->numldrv, adapter->product_info.nchannels);
+ seq_printf(m, "Logical Drives = %d, Channels = %d\n", adapter->numldrv,
+ adapter->product_info.nchannels);
- seq_printf(m, "Version =%s:%s, DRAM = %dMb\n",
- adapter->fw_version, adapter->bios_version,
- adapter->product_info.dram_size);
+ seq_printf(m, "Version =%s:%s, DRAM = %dMb\n", adapter->fw_version,
+ adapter->bios_version, adapter->product_info.dram_size);
seq_printf(m, "Controller Queue Depth = %d, Driver Queue Depth = %d\n",
adapter->product_info.max_commands, adapter->max_cmds);
@@ -2108,18 +2027,17 @@ proc_show_config(struct seq_file *m, void *v)
*
* Display statistical information about the I/O activity.
*/
-static int
-proc_show_stat(struct seq_file *m, void *v)
+static int proc_show_stat(struct seq_file *m, void *v)
{
adapter_t *adapter = m->private;
#if MEGA_HAVE_STATS
- int i;
+ int i;
#endif
seq_puts(m, "Statistical Information for this controller\n");
seq_printf(m, "pend_cmds = %d\n", atomic_read(&adapter->pend_cmds));
#if MEGA_HAVE_STATS
- for(i = 0; i < adapter->numldrv; i++) {
+ for (i = 0; i < adapter->numldrv; i++) {
seq_printf(m, "Logical Drive %d:\n", i);
seq_printf(m, "\tReads Issued = %lu, Writes Issued = %lu\n",
adapter->nreads[i], adapter->nwrites[i]);
@@ -2134,7 +2052,6 @@ proc_show_stat(struct seq_file *m, void *v)
return 0;
}
-
/**
* proc_show_mbox()
* @m: Synthetic file construction data
@@ -2143,11 +2060,10 @@ proc_show_stat(struct seq_file *m, void *v)
* Display mailbox information for the last command issued. This information
* is good for debugging.
*/
-static int
-proc_show_mbox(struct seq_file *m, void *v)
+static int proc_show_mbox(struct seq_file *m, void *v)
{
- adapter_t *adapter = m->private;
- volatile mbox_t *mbox = adapter->mbox;
+ adapter_t *adapter = m->private;
+ volatile mbox_t *mbox = adapter->mbox;
seq_puts(m, "Contents of Mail Box Structure\n");
seq_printf(m, " Fw Command = 0x%02x\n", mbox->m_out.cmd);
@@ -2162,7 +2078,6 @@ proc_show_mbox(struct seq_file *m, void *v)
return 0;
}
-
/**
* proc_show_rebuild_rate()
* @m: Synthetic file construction data
@@ -2170,33 +2085,32 @@ proc_show_mbox(struct seq_file *m, void *v)
*
* Display current rebuild rate
*/
-static int
-proc_show_rebuild_rate(struct seq_file *m, void *v)
+static int proc_show_rebuild_rate(struct seq_file *m, void *v)
{
- adapter_t *adapter = m->private;
- dma_addr_t dma_handle;
- caddr_t inquiry;
- struct pci_dev *pdev;
+ adapter_t *adapter = m->private;
+ dma_addr_t dma_handle;
+ caddr_t inquiry;
+ struct pci_dev *pdev;
- if( make_local_pdev(adapter, &pdev) != 0 )
+ if (make_local_pdev(adapter, &pdev) != 0)
return 0;
- if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL )
+ if ((inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL)
goto free_pdev;
- if( mega_adapinq(adapter, dma_handle) != 0 ) {
+ if (mega_adapinq(adapter, dma_handle) != 0) {
seq_puts(m, "Adapter inquiry failed.\n");
dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}
- if( adapter->flag & BOARD_40LD )
+ if (adapter->flag & BOARD_40LD)
seq_printf(m, "Rebuild Rate: [%d%%]\n",
((mega_inquiry3 *)inquiry)->rebuild_rate);
else
seq_printf(m, "Rebuild Rate: [%d%%]\n",
- ((mraid_ext_inquiry *)
- inquiry)->raid_inq.adapter_info.rebuild_rate);
+ ((mraid_ext_inquiry *)inquiry)
+ ->raid_inq.adapter_info.rebuild_rate);
free_inquiry:
mega_free_inquiry(inquiry, dma_handle, pdev);
@@ -2205,7 +2119,6 @@ proc_show_rebuild_rate(struct seq_file *m, void *v)
return 0;
}
-
/**
* proc_show_battery()
* @m: Synthetic file construction data
@@ -2213,33 +2126,31 @@ proc_show_rebuild_rate(struct seq_file *m, void *v)
*
* Display information about the battery module on the controller.
*/
-static int
-proc_show_battery(struct seq_file *m, void *v)
+static int proc_show_battery(struct seq_file *m, void *v)
{
- adapter_t *adapter = m->private;
- dma_addr_t dma_handle;
- caddr_t inquiry;
- struct pci_dev *pdev;
- u8 battery_status;
+ adapter_t *adapter = m->private;
+ dma_addr_t dma_handle;
+ caddr_t inquiry;
+ struct pci_dev *pdev;
+ u8 battery_status;
- if( make_local_pdev(adapter, &pdev) != 0 )
+ if (make_local_pdev(adapter, &pdev) != 0)
return 0;
- if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL )
+ if ((inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL)
goto free_pdev;
- if( mega_adapinq(adapter, dma_handle) != 0 ) {
+ if (mega_adapinq(adapter, dma_handle) != 0) {
seq_puts(m, "Adapter inquiry failed.\n");
dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}
- if( adapter->flag & BOARD_40LD ) {
+ if (adapter->flag & BOARD_40LD) {
battery_status = ((mega_inquiry3 *)inquiry)->battery_status;
- }
- else {
- battery_status = ((mraid_ext_inquiry *)inquiry)->
- raid_inq.adapter_info.battery_status;
+ } else {
+ battery_status = ((mraid_ext_inquiry *)inquiry)
+ ->raid_inq.adapter_info.battery_status;
}
/*
@@ -2247,28 +2158,28 @@ proc_show_battery(struct seq_file *m, void *v)
*/
seq_printf(m, "Battery Status:[%d]", battery_status);
- if(battery_status == MEGA_BATT_CHARGE_DONE)
+ if (battery_status == MEGA_BATT_CHARGE_DONE)
seq_puts(m, " Charge Done");
- if(battery_status & MEGA_BATT_MODULE_MISSING)
+ if (battery_status & MEGA_BATT_MODULE_MISSING)
seq_puts(m, " Module Missing");
-
- if(battery_status & MEGA_BATT_LOW_VOLTAGE)
+
+ if (battery_status & MEGA_BATT_LOW_VOLTAGE)
seq_puts(m, " Low Voltage");
-
- if(battery_status & MEGA_BATT_TEMP_HIGH)
+
+ if (battery_status & MEGA_BATT_TEMP_HIGH)
seq_puts(m, " Temperature High");
-
- if(battery_status & MEGA_BATT_PACK_MISSING)
+
+ if (battery_status & MEGA_BATT_PACK_MISSING)
seq_puts(m, " Pack Missing");
-
- if(battery_status & MEGA_BATT_CHARGE_INPROG)
+
+ if (battery_status & MEGA_BATT_CHARGE_INPROG)
seq_puts(m, " Charge In-progress");
-
- if(battery_status & MEGA_BATT_CHARGE_FAIL)
+
+ if (battery_status & MEGA_BATT_CHARGE_FAIL)
seq_puts(m, " Charge Fail");
-
- if(battery_status & MEGA_BATT_CYCLES_EXCEEDED)
+
+ if (battery_status & MEGA_BATT_CYCLES_EXCEEDED)
seq_puts(m, " Cycles Exceeded");
seq_putc(m, '\n');
@@ -2280,14 +2191,12 @@ proc_show_battery(struct seq_file *m, void *v)
return 0;
}
-
/*
* Display scsi inquiry
*/
-static void
-mega_print_inquiry(struct seq_file *m, char *scsi_inq)
+static void mega_print_inquiry(struct seq_file *m, char *scsi_inq)
{
- int i;
+ int i;
seq_puts(m, " Vendor: ");
seq_write(m, scsi_inq + 8, 8);
@@ -2303,7 +2212,7 @@ mega_print_inquiry(struct seq_file *m, char *scsi_inq)
seq_printf(m, " ANSI SCSI revision: %02x",
scsi_inq[2] & 0x07);
- if( (scsi_inq[2] & 0x07) == 1 && (scsi_inq[3] & 0x0f) == 1 )
+ if ((scsi_inq[2] & 0x07) == 1 && (scsi_inq[3] & 0x0f) == 1)
seq_puts(m, " CCS\n");
else
seq_putc(m, '\n');
@@ -2317,60 +2226,56 @@ mega_print_inquiry(struct seq_file *m, char *scsi_inq)
*
* Display information about the physical drives.
*/
-static int
-proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel)
+static int proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel)
{
- dma_addr_t dma_handle;
- char *scsi_inq;
- dma_addr_t scsi_inq_dma_handle;
- caddr_t inquiry;
- struct pci_dev *pdev;
- u8 *pdrv_state;
- u8 state;
- int tgt;
- int max_channels;
- int i;
-
- if( make_local_pdev(adapter, &pdev) != 0 )
+ dma_addr_t dma_handle;
+ char *scsi_inq;
+ dma_addr_t scsi_inq_dma_handle;
+ caddr_t inquiry;
+ struct pci_dev *pdev;
+ u8 *pdrv_state;
+ u8 state;
+ int tgt;
+ int max_channels;
+ int i;
+
+ if (make_local_pdev(adapter, &pdev) != 0)
return 0;
- if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL )
+ if ((inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL)
goto free_pdev;
- if( mega_adapinq(adapter, dma_handle) != 0 ) {
+ if (mega_adapinq(adapter, dma_handle) != 0) {
seq_puts(m, "Adapter inquiry failed.\n");
dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
}
-
scsi_inq = dma_alloc_coherent(&pdev->dev, 256, &scsi_inq_dma_handle,
GFP_KERNEL);
- if( scsi_inq == NULL ) {
+ if (scsi_inq == NULL) {
seq_puts(m, "memory not available for scsi inq.\n");
goto free_inquiry;
}
- if( adapter->flag & BOARD_40LD ) {
+ if (adapter->flag & BOARD_40LD) {
pdrv_state = ((mega_inquiry3 *)inquiry)->pdrv_state;
- }
- else {
- pdrv_state = ((mraid_ext_inquiry *)inquiry)->
- raid_inq.pdrv_info.pdrv_state;
+ } else {
+ pdrv_state = ((mraid_ext_inquiry *)inquiry)
+ ->raid_inq.pdrv_info.pdrv_state;
}
max_channels = adapter->product_info.nchannels;
- if( channel >= max_channels ) {
+ if (channel >= max_channels) {
goto free_pci;
}
- for( tgt = 0; tgt <= MAX_TARGET; tgt++ ) {
-
- i = channel*16 + tgt;
+ for (tgt = 0; tgt <= MAX_TARGET; tgt++) {
+ i = channel * 16 + tgt;
state = *(pdrv_state + i);
- switch( state & 0x0F ) {
+ switch (state & 0x0F) {
case PDRV_ONLINE:
seq_printf(m, "Channel:%2d Id:%2d State: Online",
channel, tgt);
@@ -2403,9 +2308,9 @@ proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel)
* devices are available through /proc/scsi/scsi
*/
memset(scsi_inq, 0, 256);
- if( mega_internal_dev_inquiry(adapter, channel, tgt,
- scsi_inq_dma_handle) ||
- (scsi_inq[0] & 0x1F) != TYPE_DISK ) {
+ if (mega_internal_dev_inquiry(adapter, channel, tgt,
+ scsi_inq_dma_handle) ||
+ (scsi_inq[0] & 0x1F) != TYPE_DISK) {
continue;
}
@@ -2433,13 +2338,11 @@ proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel)
*
* Display information about the physical drives on physical channel 0.
*/
-static int
-proc_show_pdrv_ch0(struct seq_file *m, void *v)
+static int proc_show_pdrv_ch0(struct seq_file *m, void *v)
{
return proc_show_pdrv(m, m->private, 0);
}
-
/**
* proc_show_pdrv_ch1()
* @m: Synthetic file construction data
@@ -2447,13 +2350,11 @@ proc_show_pdrv_ch0(struct seq_file *m, void *v)
*
* Display information about the physical drives on physical channel 1.
*/
-static int
-proc_show_pdrv_ch1(struct seq_file *m, void *v)
+static int proc_show_pdrv_ch1(struct seq_file *m, void *v)
{
return proc_show_pdrv(m, m->private, 1);
}
-
/**
* proc_show_pdrv_ch2()
* @m: Synthetic file construction data
@@ -2461,13 +2362,11 @@ proc_show_pdrv_ch1(struct seq_file *m, void *v)
*
* Display information about the physical drives on physical channel 2.
*/
-static int
-proc_show_pdrv_ch2(struct seq_file *m, void *v)
+static int proc_show_pdrv_ch2(struct seq_file *m, void *v)
{
return proc_show_pdrv(m, m->private, 2);
}
-
/**
* proc_show_pdrv_ch3()
* @m: Synthetic file construction data
@@ -2475,13 +2374,11 @@ proc_show_pdrv_ch2(struct seq_file *m, void *v)
*
* Display information about the physical drives on physical channel 3.
*/
-static int
-proc_show_pdrv_ch3(struct seq_file *m, void *v)
+static int proc_show_pdrv_ch3(struct seq_file *m, void *v)
{
return proc_show_pdrv(m, m->private, 3);
}
-
/**
* proc_show_rdrv()
* @m: Synthetic file construction data
@@ -2492,28 +2389,28 @@ proc_show_pdrv_ch3(struct seq_file *m, void *v)
* We do not print the inquiry information since its already available through
* /proc/scsi/scsi interface
*/
-static int
-proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
+static int proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start,
+ int end)
{
- dma_addr_t dma_handle;
- logdrv_param *lparam;
- megacmd_t mc;
- char *disk_array;
- dma_addr_t disk_array_dma_handle;
- caddr_t inquiry;
- struct pci_dev *pdev;
- u8 *rdrv_state;
- int num_ldrv;
- u32 array_sz;
- int i;
-
- if( make_local_pdev(adapter, &pdev) != 0 )
+ dma_addr_t dma_handle;
+ logdrv_param *lparam;
+ megacmd_t mc;
+ char *disk_array;
+ dma_addr_t disk_array_dma_handle;
+ caddr_t inquiry;
+ struct pci_dev *pdev;
+ u8 *rdrv_state;
+ int num_ldrv;
+ u32 array_sz;
+ int i;
+
+ if (make_local_pdev(adapter, &pdev) != 0)
return 0;
- if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL )
+ if ((inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL)
goto free_pdev;
- if( mega_adapinq(adapter, dma_handle) != 0 ) {
+ if (mega_adapinq(adapter, dma_handle) != 0) {
seq_puts(m, "Adapter inquiry failed.\n");
dev_warn(&adapter->dev->dev, "inquiry failed\n");
goto free_inquiry;
@@ -2521,64 +2418,60 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
memset(&mc, 0, sizeof(megacmd_t));
- if( adapter->flag & BOARD_40LD ) {
+ if (adapter->flag & BOARD_40LD) {
array_sz = sizeof(disk_array_40ld);
rdrv_state = ((mega_inquiry3 *)inquiry)->ldrv_state;
num_ldrv = ((mega_inquiry3 *)inquiry)->num_ldrv;
- }
- else {
+ } else {
array_sz = sizeof(disk_array_8ld);
- rdrv_state = ((mraid_ext_inquiry *)inquiry)->
- raid_inq.logdrv_info.ldrv_state;
+ rdrv_state = ((mraid_ext_inquiry *)inquiry)
+ ->raid_inq.logdrv_info.ldrv_state;
- num_ldrv = ((mraid_ext_inquiry *)inquiry)->
- raid_inq.logdrv_info.num_ldrv;
+ num_ldrv = ((mraid_ext_inquiry *)inquiry)
+ ->raid_inq.logdrv_info.num_ldrv;
}
disk_array = dma_alloc_coherent(&pdev->dev, array_sz,
&disk_array_dma_handle, GFP_KERNEL);
- if( disk_array == NULL ) {
+ if (disk_array == NULL) {
seq_puts(m, "memory not available.\n");
goto free_inquiry;
}
mc.xferaddr = (u32)disk_array_dma_handle;
- if( adapter->flag & BOARD_40LD ) {
+ if (adapter->flag & BOARD_40LD) {
mc.cmd = FC_NEW_CONFIG;
mc.opcode = OP_DCMD_READ_CONFIG;
- if( mega_internal_command(adapter, &mc, NULL) ) {
+ if (mega_internal_command(adapter, &mc, NULL)) {
seq_puts(m, "40LD read config failed.\n");
goto free_pci;
}
- }
- else {
+ } else {
mc.cmd = NEW_READ_CONFIG_8LD;
- if( mega_internal_command(adapter, &mc, NULL) ) {
+ if (mega_internal_command(adapter, &mc, NULL)) {
mc.cmd = READ_CONFIG_8LD;
- if( mega_internal_command(adapter, &mc, NULL) ) {
+ if (mega_internal_command(adapter, &mc, NULL)) {
seq_puts(m, "8LD read config failed.\n");
goto free_pci;
}
}
}
- for( i = start; i < ( (end+1 < num_ldrv) ? end+1 : num_ldrv ); i++ ) {
-
- if( adapter->flag & BOARD_40LD ) {
+ for (i = start; i < ((end + 1 < num_ldrv) ? end + 1 : num_ldrv); i++) {
+ if (adapter->flag & BOARD_40LD) {
lparam =
- &((disk_array_40ld *)disk_array)->ldrv[i].lparam;
- }
- else {
+ &((disk_array_40ld *)disk_array)->ldrv[i].lparam;
+ } else {
lparam =
- &((disk_array_8ld *)disk_array)->ldrv[i].lparam;
+ &((disk_array_8ld *)disk_array)->ldrv[i].lparam;
}
/*
@@ -2587,7 +2480,7 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
*/
seq_printf(m, "Logical drive:%2d:, ", i);
- switch( rdrv_state[i] & 0x0F ) {
+ switch (rdrv_state[i] & 0x0F) {
case RDRV_OFFLINE:
seq_puts(m, "state: offline");
break;
@@ -2609,21 +2502,21 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
* Check if check consistency or initialization is going on
* for this logical drive.
*/
- if( (rdrv_state[i] & 0xF0) == 0x20 )
+ if ((rdrv_state[i] & 0xF0) == 0x20)
seq_puts(m, ", check-consistency in progress");
- else if( (rdrv_state[i] & 0xF0) == 0x10 )
+ else if ((rdrv_state[i] & 0xF0) == 0x10)
seq_puts(m, ", initialization in progress");
-
+
seq_putc(m, '\n');
seq_printf(m, "Span depth:%3d, ", lparam->span_depth);
seq_printf(m, "RAID level:%3d, ", lparam->level);
seq_printf(m, "Stripe size:%3d, ",
- lparam->stripe_sz ? lparam->stripe_sz/2: 128);
+ lparam->stripe_sz ? lparam->stripe_sz / 2 : 128);
seq_printf(m, "Row size:%3d\n", lparam->row_size);
seq_puts(m, "Read Policy: ");
- switch(lparam->read_ahead) {
+ switch (lparam->read_ahead) {
case NO_READ_AHEAD:
seq_puts(m, "No read ahead, ");
break;
@@ -2633,11 +2526,10 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
case ADAP_READ_AHEAD:
seq_puts(m, "Adaptive, ");
break;
-
}
seq_puts(m, "Write Policy: ");
- switch(lparam->write_mode) {
+ switch (lparam->write_mode) {
case WRMODE_WRITE_THRU:
seq_puts(m, "Write thru, ");
break;
@@ -2647,7 +2539,7 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
}
seq_puts(m, "Cache Policy: ");
- switch(lparam->direct_io) {
+ switch (lparam->direct_io) {
case CACHED_IO:
seq_puts(m, "Cached IO\n\n");
break;
@@ -2674,13 +2566,11 @@ proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end )
*
* Display real time information about the logical drives 0 through 9.
*/
-static int
-proc_show_rdrv_10(struct seq_file *m, void *v)
+static int proc_show_rdrv_10(struct seq_file *m, void *v)
{
return proc_show_rdrv(m, m->private, 0, 9);
}
-
/**
* proc_show_rdrv_20()
* @m: Synthetic file construction data
@@ -2688,13 +2578,11 @@ proc_show_rdrv_10(struct seq_file *m, void *v)
*
* Display real time information about the logical drives 0 through 9.
*/
-static int
-proc_show_rdrv_20(struct seq_file *m, void *v)
+static int proc_show_rdrv_20(struct seq_file *m, void *v)
{
return proc_show_rdrv(m, m->private, 10, 19);
}
-
/**
* proc_show_rdrv_30()
* @m: Synthetic file construction data
@@ -2702,13 +2590,11 @@ proc_show_rdrv_20(struct seq_file *m, void *v)
*
* Display real time information about the logical drives 0 through 9.
*/
-static int
-proc_show_rdrv_30(struct seq_file *m, void *v)
+static int proc_show_rdrv_30(struct seq_file *m, void *v)
{
return proc_show_rdrv(m, m->private, 20, 29);
}
-
/**
* proc_show_rdrv_40()
* @m: Synthetic file construction data
@@ -2716,8 +2602,7 @@ proc_show_rdrv_30(struct seq_file *m, void *v)
*
* Display real time information about the logical drives 0 through 9.
*/
-static int
-proc_show_rdrv_40(struct seq_file *m, void *v)
+static int proc_show_rdrv_40(struct seq_file *m, void *v)
{
return proc_show_rdrv(m, m->private, 30, 39);
}
@@ -2729,8 +2614,7 @@ proc_show_rdrv_40(struct seq_file *m, void *v)
*
* Creates /proc entries for our controllers.
*/
-static void
-mega_create_proc_entry(int index, struct proc_dir_entry *parent)
+static void mega_create_proc_entry(int index, struct proc_dir_entry *parent)
{
adapter_t *adapter = hba_soft_state[index];
struct proc_dir_entry *dir;
@@ -2743,82 +2627,80 @@ mega_create_proc_entry(int index, struct proc_dir_entry *parent)
return;
}
- proc_create_single_data("config", S_IRUSR, dir,
- proc_show_config, adapter);
- proc_create_single_data("stat", S_IRUSR, dir,
- proc_show_stat, adapter);
- proc_create_single_data("mailbox", S_IRUSR, dir,
- proc_show_mbox, adapter);
+ proc_create_single_data("config", S_IRUSR, dir, proc_show_config,
+ adapter);
+ proc_create_single_data("stat", S_IRUSR, dir, proc_show_stat, adapter);
+ proc_create_single_data("mailbox", S_IRUSR, dir, proc_show_mbox,
+ adapter);
#if MEGA_HAVE_ENH_PROC
proc_create_single_data("rebuild-rate", S_IRUSR, dir,
- proc_show_rebuild_rate, adapter);
+ proc_show_rebuild_rate, adapter);
proc_create_single_data("battery-status", S_IRUSR, dir,
- proc_show_battery, adapter);
+ proc_show_battery, adapter);
proc_create_single_data("diskdrives-ch0", S_IRUSR, dir,
- proc_show_pdrv_ch0, adapter);
+ proc_show_pdrv_ch0, adapter);
proc_create_single_data("diskdrives-ch1", S_IRUSR, dir,
- proc_show_pdrv_ch1, adapter);
+ proc_show_pdrv_ch1, adapter);
proc_create_single_data("diskdrives-ch2", S_IRUSR, dir,
- proc_show_pdrv_ch2, adapter);
+ proc_show_pdrv_ch2, adapter);
proc_create_single_data("diskdrives-ch3", S_IRUSR, dir,
- proc_show_pdrv_ch3, adapter);
+ proc_show_pdrv_ch3, adapter);
proc_create_single_data("raiddrives-0-9", S_IRUSR, dir,
- proc_show_rdrv_10, adapter);
+ proc_show_rdrv_10, adapter);
proc_create_single_data("raiddrives-10-19", S_IRUSR, dir,
- proc_show_rdrv_20, adapter);
+ proc_show_rdrv_20, adapter);
proc_create_single_data("raiddrives-20-29", S_IRUSR, dir,
- proc_show_rdrv_30, adapter);
+ proc_show_rdrv_30, adapter);
proc_create_single_data("raiddrives-30-39", S_IRUSR, dir,
- proc_show_rdrv_40, adapter);
+ proc_show_rdrv_40, adapter);
#endif
}
#else
-static inline void mega_create_proc_entry(int index, struct proc_dir_entry *parent)
+static inline void mega_create_proc_entry(int index,
+ struct proc_dir_entry *parent)
{
}
#endif
-
/*
* megaraid_biosparam()
*
* Return the disk geometry for a particular disk
*/
-static int
-megaraid_biosparam(struct scsi_device *sdev, struct block_device *bdev,
- sector_t capacity, int geom[])
+static int megaraid_biosparam(struct scsi_device *sdev,
+ struct block_device *bdev, sector_t capacity,
+ int geom[])
{
- adapter_t *adapter;
- int heads;
- int sectors;
- int cylinders;
+ adapter_t *adapter;
+ int heads;
+ int sectors;
+ int cylinders;
/* Get pointer to host config structure */
adapter = (adapter_t *)sdev->host->hostdata;
if (IS_RAID_CH(adapter, sdev->channel)) {
- /* Default heads (64) & sectors (32) */
- heads = 64;
- sectors = 32;
- cylinders = (ulong)capacity / (heads * sectors);
+ /* Default heads (64) & sectors (32) */
+ heads = 64;
+ sectors = 32;
+ cylinders = (ulong)capacity / (heads * sectors);
- /*
+ /*
* Handle extended translation size for logical drives
* > 1Gb
*/
- if ((ulong)capacity >= 0x200000) {
- heads = 255;
- sectors = 63;
- cylinders = (ulong)capacity / (heads * sectors);
- }
+ if ((ulong)capacity >= 0x200000) {
+ heads = 255;
+ sectors = 63;
+ cylinders = (ulong)capacity / (heads * sectors);
+ }
- /* return result */
- geom[0] = heads;
- geom[1] = sectors;
- geom[2] = cylinders;
- }
- else {
+ /* return result */
+ geom[0] = heads;
+ geom[1] = sectors;
+ geom[2] = cylinders;
+ } else {
if (scsi_partsize(bdev, capacity, geom))
return 0;
@@ -2855,14 +2737,12 @@ megaraid_biosparam(struct scsi_device *sdev, struct block_device *bdev,
* scatter-gather list pointer, passthru and extended passthru structure
* pointers.
*/
-static int
-mega_init_scb(adapter_t *adapter)
+static int mega_init_scb(adapter_t *adapter)
{
- scb_t *scb;
- int i;
-
- for( i = 0; i < adapter->max_cmds; i++ ) {
+ scb_t *scb;
+ int i;
+ for (i = 0; i < adapter->max_cmds; i++) {
scb = &adapter->scb_list[i];
scb->sgl64 = NULL;
@@ -2871,46 +2751,49 @@ mega_init_scb(adapter_t *adapter)
scb->epthru = NULL;
}
- for( i = 0; i < adapter->max_cmds; i++ ) {
-
+ for (i = 0; i < adapter->max_cmds; i++) {
scb = &adapter->scb_list[i];
scb->idx = i;
- scb->sgl64 = dma_alloc_coherent(&adapter->dev->dev,
- sizeof(mega_sgl64) * adapter->sglen,
- &scb->sgl_dma_addr, GFP_KERNEL);
+ scb->sgl64 =
+ dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_sgl64) * adapter->sglen,
+ &scb->sgl_dma_addr, GFP_KERNEL);
scb->sgl = (mega_sglist *)scb->sgl64;
- if( !scb->sgl ) {
- dev_warn(&adapter->dev->dev, "RAID: Can't allocate sglist\n");
+ if (!scb->sgl) {
+ dev_warn(&adapter->dev->dev,
+ "RAID: Can't allocate sglist\n");
mega_free_sgl(adapter);
return -1;
}
- scb->pthru = dma_alloc_coherent(&adapter->dev->dev,
- sizeof(mega_passthru),
- &scb->pthru_dma_addr, GFP_KERNEL);
+ scb->pthru =
+ dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_passthru),
+ &scb->pthru_dma_addr, GFP_KERNEL);
- if( !scb->pthru ) {
- dev_warn(&adapter->dev->dev, "RAID: Can't allocate passthru\n");
+ if (!scb->pthru) {
+ dev_warn(&adapter->dev->dev,
+ "RAID: Can't allocate passthru\n");
mega_free_sgl(adapter);
return -1;
}
- scb->epthru = dma_alloc_coherent(&adapter->dev->dev,
- sizeof(mega_ext_passthru),
- &scb->epthru_dma_addr, GFP_KERNEL);
+ scb->epthru =
+ dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_ext_passthru),
+ &scb->epthru_dma_addr, GFP_KERNEL);
- if( !scb->epthru ) {
+ if (!scb->epthru) {
dev_warn(&adapter->dev->dev,
- "Can't allocate extended passthru\n");
+ "Can't allocate extended passthru\n");
mega_free_sgl(adapter);
return -1;
}
-
scb->dma_type = MEGA_DMA_TYPE_NONE;
/*
@@ -2926,27 +2809,25 @@ mega_init_scb(adapter_t *adapter)
return 0;
}
-
/**
* megadev_open()
* @inode: unused
* @filep: unused
*
* Routines for the character/ioctl interface to the driver. Find out if this
- * is a valid open.
+ * is a valid open.
*/
-static int
-megadev_open (struct inode *inode, struct file *filep)
+static int megadev_open(struct inode *inode, struct file *filep)
{
/*
* Only allow superuser to access private ioctl interface
*/
- if( !capable(CAP_SYS_ADMIN) ) return -EACCES;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
return 0;
}
-
/**
* megadev_ioctl()
* @filep: Our device file
@@ -2958,31 +2839,31 @@ megadev_open (struct inode *inode, struct file *filep)
* ioctl to new ioctl command), and issue a synchronous command to the
* controller.
*/
-static int
-megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
+static int megadev_ioctl(struct file *filep, unsigned int cmd,
+ unsigned long arg)
{
- adapter_t *adapter;
- nitioctl_t uioc;
- int adapno;
- int rval;
- mega_passthru __user *upthru; /* user address for passthru */
- mega_passthru *pthru; /* copy user passthru here */
- dma_addr_t pthru_dma_hndl;
- void *data = NULL; /* data to be transferred */
- dma_addr_t data_dma_hndl; /* dma handle for data xfer area */
- megacmd_t mc;
+ adapter_t *adapter;
+ nitioctl_t uioc;
+ int adapno;
+ int rval;
+ mega_passthru __user *upthru; /* user address for passthru */
+ mega_passthru *pthru; /* copy user passthru here */
+ dma_addr_t pthru_dma_hndl;
+ void *data = NULL; /* data to be transferred */
+ dma_addr_t data_dma_hndl; /* dma handle for data xfer area */
+ megacmd_t mc;
#if MEGA_HAVE_STATS
- megastat_t __user *ustats = NULL;
- int num_ldrv = 0;
+ megastat_t __user *ustats = NULL;
+ int num_ldrv = 0;
#endif
- u32 uxferaddr = 0;
- struct pci_dev *pdev;
+ u32 uxferaddr = 0;
+ struct pci_dev *pdev;
/*
* Make sure only USCSICMD are issued through this interface.
* MIMD application would still fire different command.
*/
- if( (_IOC_TYPE(cmd) != MEGAIOC_MAGIC) && (cmd != USCSICMD) ) {
+ if ((_IOC_TYPE(cmd) != MEGAIOC_MAGIC) && (cmd != USCSICMD)) {
return -EINVAL;
}
@@ -2995,20 +2876,18 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* addresses.
*/
memset(&uioc, 0, sizeof(nitioctl_t));
- if( (rval = mega_m_to_n( (void __user *)arg, &uioc)) != 0 )
+ if ((rval = mega_m_to_n((void __user *)arg, &uioc)) != 0)
return rval;
-
- switch( uioc.opcode ) {
-
+ switch (uioc.opcode) {
case GET_DRIVER_VER:
- if( put_user(driver_ver, (u32 __user *)uioc.uioc_uaddr) )
+ if (put_user(driver_ver, (u32 __user *)uioc.uioc_uaddr))
return (-EFAULT);
break;
case GET_N_ADAP:
- if( put_user(hba_count, (u32 __user *)uioc.uioc_uaddr) )
+ if (put_user(hba_count, (u32 __user *)uioc.uioc_uaddr))
return (-EFAULT);
/*
@@ -3023,11 +2902,11 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Which adapter
*/
- if( (adapno = GETADAP(uioc.adapno)) >= hba_count )
+ if ((adapno = GETADAP(uioc.adapno)) >= hba_count)
return (-ENODEV);
- if( copy_to_user(uioc.uioc_uaddr, mcontroller+adapno,
- sizeof(struct mcontroller)) )
+ if (copy_to_user(uioc.uioc_uaddr, mcontroller + adapno,
+ sizeof(struct mcontroller)))
return (-EFAULT);
break;
@@ -3037,43 +2916,44 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Which adapter
*/
- if( (adapno = GETADAP(uioc.adapno)) >= hba_count )
+ if ((adapno = GETADAP(uioc.adapno)) >= hba_count)
return (-ENODEV);
adapter = hba_soft_state[adapno];
ustats = uioc.uioc_uaddr;
- if( copy_from_user(&num_ldrv, &ustats->num_ldrv, sizeof(int)) )
+ if (copy_from_user(&num_ldrv, &ustats->num_ldrv, sizeof(int)))
return (-EFAULT);
/*
* Check for the validity of the logical drive number
*/
- if( num_ldrv >= MAX_LOGICAL_DRIVES_40LD ) return -EINVAL;
+ if (num_ldrv >= MAX_LOGICAL_DRIVES_40LD)
+ return -EINVAL;
- if( copy_to_user(ustats->nreads, adapter->nreads,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->nreads, adapter->nreads,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
- if( copy_to_user(ustats->nreadblocks, adapter->nreadblocks,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->nreadblocks, adapter->nreadblocks,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
- if( copy_to_user(ustats->nwrites, adapter->nwrites,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->nwrites, adapter->nwrites,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
- if( copy_to_user(ustats->nwriteblocks, adapter->nwriteblocks,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->nwriteblocks, adapter->nwriteblocks,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
- if( copy_to_user(ustats->rd_errors, adapter->rd_errors,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->rd_errors, adapter->rd_errors,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
- if( copy_to_user(ustats->wr_errors, adapter->wr_errors,
- num_ldrv*sizeof(u32)) )
+ if (copy_to_user(ustats->wr_errors, adapter->wr_errors,
+ num_ldrv * sizeof(u32)))
return -EFAULT;
return 0;
@@ -3084,7 +2964,7 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Which adapter
*/
- if( (adapno = GETADAP(uioc.adapno)) >= hba_count )
+ if ((adapno = GETADAP(uioc.adapno)) >= hba_count)
return (-ENODEV);
adapter = hba_soft_state[adapno];
@@ -3093,22 +2973,22 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* Deletion of logical drive is a special case. The adapter
* should be quiescent before this command is issued.
*/
- if( uioc.uioc_rmbox[0] == FC_DEL_LOGDRV &&
- uioc.uioc_rmbox[2] == OP_DEL_LOGDRV ) {
-
+ if (uioc.uioc_rmbox[0] == FC_DEL_LOGDRV &&
+ uioc.uioc_rmbox[2] == OP_DEL_LOGDRV) {
/*
* Do we support this feature
*/
- if( !adapter->support_random_del ) {
- dev_warn(&adapter->dev->dev, "logdrv "
- "delete on non-supporting F/W\n");
+ if (!adapter->support_random_del) {
+ dev_warn(&adapter->dev->dev,
+ "logdrv "
+ "delete on non-supporting F/W\n");
return (-EINVAL);
}
- rval = mega_del_logdrv( adapter, uioc.uioc_rmbox[3] );
+ rval = mega_del_logdrv(adapter, uioc.uioc_rmbox[3]);
- if( rval == 0 ) {
+ if (rval == 0) {
memset(&mc, 0, sizeof(megacmd_t));
mc.status = rval;
@@ -3122,9 +3002,8 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* This interface only support the regular passthru commands.
* Reject extended passthru and 64-bit passthru
*/
- if( uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU64 ||
- uioc.uioc_rmbox[0] == MEGA_MBOXCMD_EXTPTHRU ) {
-
+ if (uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU64 ||
+ uioc.uioc_rmbox[0] == MEGA_MBOXCMD_EXTPTHRU) {
dev_warn(&adapter->dev->dev, "rejected passthru\n");
return (-EINVAL);
@@ -3134,18 +3013,18 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* For all internal commands, the buffer must be allocated in
* <4GB address range
*/
- if( make_local_pdev(adapter, &pdev) != 0 )
+ if (make_local_pdev(adapter, &pdev) != 0)
return -EIO;
/* Is it a passthru command or a DCMD */
- if( uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU ) {
+ if (uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU) {
/* Passthru commands */
pthru = dma_alloc_coherent(&pdev->dev,
sizeof(mega_passthru),
&pthru_dma_hndl, GFP_KERNEL);
- if( pthru == NULL ) {
+ if (pthru == NULL) {
free_local_pdev(pdev);
return (-ENOMEM);
}
@@ -3153,17 +3032,18 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* The user passthru structure
*/
- upthru = (mega_passthru __user *)(unsigned long)MBOX(uioc)->xferaddr;
+ upthru = (mega_passthru __user *)(unsigned long)MBOX(
+ uioc)
+ ->xferaddr;
/*
* Copy in the user passthru here.
*/
- if( copy_from_user(pthru, upthru,
- sizeof(mega_passthru)) ) {
-
+ if (copy_from_user(pthru, upthru,
+ sizeof(mega_passthru))) {
dma_free_coherent(&pdev->dev,
- sizeof(mega_passthru),
- pthru, pthru_dma_hndl);
+ sizeof(mega_passthru), pthru,
+ pthru_dma_hndl);
free_local_pdev(pdev);
@@ -3173,13 +3053,13 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Is there a data transfer
*/
- if( pthru->dataxferlen ) {
+ if (pthru->dataxferlen) {
data = dma_alloc_coherent(&pdev->dev,
pthru->dataxferlen,
&data_dma_hndl,
GFP_KERNEL);
- if( data == NULL ) {
+ if (data == NULL) {
dma_free_coherent(&pdev->dev,
sizeof(mega_passthru),
pthru,
@@ -3198,16 +3078,17 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
pthru->dataxferaddr = data_dma_hndl;
}
-
/*
* Is data coming down-stream
*/
- if( pthru->dataxferlen && (uioc.flags & UIOC_WR) ) {
+ if (pthru->dataxferlen && (uioc.flags & UIOC_WR)) {
/*
* Get the user data
*/
- if( copy_from_user(data, (char __user *)(unsigned long) uxferaddr,
- pthru->dataxferlen) ) {
+ if (copy_from_user(data,
+ (char __user *)(unsigned long)
+ uxferaddr,
+ pthru->dataxferlen)) {
rval = (-EFAULT);
goto freemem_and_return;
}
@@ -3225,15 +3106,16 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
rval = mega_n_to_m((void __user *)arg, &mc);
- if( rval ) goto freemem_and_return;
-
+ if (rval)
+ goto freemem_and_return;
/*
* Is data going up-stream
*/
- if( pthru->dataxferlen && (uioc.flags & UIOC_RD) ) {
- if( copy_to_user((char __user *)(unsigned long) uxferaddr, data,
- pthru->dataxferlen) ) {
+ if (pthru->dataxferlen && (uioc.flags & UIOC_RD)) {
+ if (copy_to_user((char __user *)(unsigned long)
+ uxferaddr,
+ data, pthru->dataxferlen)) {
rval = (-EFAULT);
}
}
@@ -3243,11 +3125,11 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
* whether the user has asked for it or not.
*/
if (copy_to_user(upthru->reqsensearea,
- pthru->reqsensearea, 14))
+ pthru->reqsensearea, 14))
rval = -EFAULT;
-freemem_and_return:
- if( pthru->dataxferlen ) {
+ freemem_and_return:
+ if (pthru->dataxferlen) {
dma_free_coherent(&pdev->dev,
pthru->dataxferlen, data,
data_dma_hndl);
@@ -3259,20 +3141,19 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
free_local_pdev(pdev);
return rval;
- }
- else {
+ } else {
/* DCMD commands */
/*
* Is there a data transfer
*/
- if( uioc.xferlen ) {
+ if (uioc.xferlen) {
data = dma_alloc_coherent(&pdev->dev,
uioc.xferlen,
&data_dma_hndl,
GFP_KERNEL);
- if( data == NULL ) {
+ if (data == NULL) {
free_local_pdev(pdev);
return (-ENOMEM);
}
@@ -3283,13 +3164,14 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Is data coming down-stream
*/
- if( uioc.xferlen && (uioc.flags & UIOC_WR) ) {
+ if (uioc.xferlen && (uioc.flags & UIOC_WR)) {
/*
* Get the user data
*/
- if( copy_from_user(data, (char __user *)(unsigned long) uxferaddr,
- uioc.xferlen) ) {
-
+ if (copy_from_user(data,
+ (char __user *)(unsigned long)
+ uxferaddr,
+ uioc.xferlen)) {
dma_free_coherent(&pdev->dev,
uioc.xferlen, data,
data_dma_hndl);
@@ -3311,8 +3193,8 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
rval = mega_n_to_m((void __user *)arg, &mc);
- if( rval ) {
- if( uioc.xferlen ) {
+ if (rval) {
+ if (uioc.xferlen) {
dma_free_coherent(&pdev->dev,
uioc.xferlen, data,
data_dma_hndl);
@@ -3326,15 +3208,15 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
/*
* Is data going up-stream
*/
- if( uioc.xferlen && (uioc.flags & UIOC_RD) ) {
- if( copy_to_user((char __user *)(unsigned long) uxferaddr, data,
- uioc.xferlen) ) {
-
+ if (uioc.xferlen && (uioc.flags & UIOC_RD)) {
+ if (copy_to_user((char __user *)(unsigned long)
+ uxferaddr,
+ data, uioc.xferlen)) {
rval = (-EFAULT);
}
}
- if( uioc.xferlen ) {
+ if (uioc.xferlen) {
dma_free_coherent(&pdev->dev, uioc.xferlen,
data, data_dma_hndl);
}
@@ -3351,8 +3233,8 @@ megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
return 0;
}
-static long
-megadev_unlocked_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
+static long megadev_unlocked_ioctl(struct file *filep, unsigned int cmd,
+ unsigned long arg)
{
int ret;
@@ -3373,14 +3255,12 @@ megadev_unlocked_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
*
* Converts the older mimd ioctl structure to newer NIT structure
*/
-static int
-mega_m_to_n(void __user *arg, nitioctl_t *uioc)
+static int mega_m_to_n(void __user *arg, nitioctl_t *uioc)
{
- struct uioctl_t uioc_mimd;
- char signature[8] = {0};
- u8 opcode;
- u8 subopcode;
-
+ struct uioctl_t uioc_mimd;
+ char signature[8] = { 0 };
+ u8 opcode;
+ u8 subopcode;
/*
* check is the application conforms to NIT. We do not have to do much
@@ -3389,11 +3269,10 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
* beginning of the structure.
*/
- if( copy_from_user(signature, arg, 7) )
+ if (copy_from_user(signature, arg, 7))
return (-EFAULT);
- if( memcmp(signature, "MEGANIT", 7) == 0 ) {
-
+ if (memcmp(signature, "MEGANIT", 7) == 0) {
/*
* NOTE NOTE: The nit ioctl is still under flux because of
* change of mailbox definition, in HPE. No applications yet
@@ -3402,7 +3281,7 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
*/
return -EINVAL;
#if 0
- if( copy_from_user(uioc, arg, sizeof(nitioctl_t)) )
+ if (copy_from_user(uioc, arg, sizeof(nitioctl_t)))
return (-EFAULT);
return 0;
#endif
@@ -3413,10 +3292,9 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
*
* Get the user ioctl structure
*/
- if( copy_from_user(&uioc_mimd, arg, sizeof(struct uioctl_t)) )
+ if (copy_from_user(&uioc_mimd, arg, sizeof(struct uioctl_t)))
return (-EFAULT);
-
/*
* Get the opcode and subopcode for the commands
*/
@@ -3427,30 +3305,28 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
case 0x82:
switch (subopcode) {
-
- case MEGAIOC_QDRVRVER: /* Query driver version */
+ case MEGAIOC_QDRVRVER: /* Query driver version */
uioc->opcode = GET_DRIVER_VER;
uioc->uioc_uaddr = uioc_mimd.data;
break;
- case MEGAIOC_QNADAP: /* Get # of adapters */
+ case MEGAIOC_QNADAP: /* Get # of adapters */
uioc->opcode = GET_N_ADAP;
uioc->uioc_uaddr = uioc_mimd.data;
break;
- case MEGAIOC_QADAPINFO: /* Get adapter information */
+ case MEGAIOC_QADAPINFO: /* Get adapter information */
uioc->opcode = GET_ADAP_INFO;
uioc->adapno = uioc_mimd.ui.fcs.adapno;
uioc->uioc_uaddr = uioc_mimd.data;
break;
default:
- return(-EINVAL);
+ return (-EINVAL);
}
break;
-
case 0x81:
uioc->opcode = MBOX_CMD;
@@ -3460,8 +3336,10 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
uioc->xferlen = uioc_mimd.ui.fcs.length;
- if( uioc_mimd.outlen ) uioc->flags = UIOC_RD;
- if( uioc_mimd.inlen ) uioc->flags |= UIOC_WR;
+ if (uioc_mimd.outlen)
+ uioc->flags = UIOC_RD;
+ if (uioc_mimd.inlen)
+ uioc->flags |= UIOC_WR;
break;
@@ -3476,16 +3354,18 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
* Choose the xferlen bigger of input and output data
*/
uioc->xferlen = uioc_mimd.outlen > uioc_mimd.inlen ?
- uioc_mimd.outlen : uioc_mimd.inlen;
+ uioc_mimd.outlen :
+ uioc_mimd.inlen;
- if( uioc_mimd.outlen ) uioc->flags = UIOC_RD;
- if( uioc_mimd.inlen ) uioc->flags |= UIOC_WR;
+ if (uioc_mimd.outlen)
+ uioc->flags = UIOC_RD;
+ if (uioc_mimd.inlen)
+ uioc->flags |= UIOC_WR;
break;
default:
return (-EINVAL);
-
}
return 0;
@@ -3499,53 +3379,52 @@ mega_m_to_n(void __user *arg, nitioctl_t *uioc)
* Updates the status information to the application, depending on application
* conforms to older mimd ioctl interface or newer NIT ioctl interface
*/
-static int
-mega_n_to_m(void __user *arg, megacmd_t *mc)
+static int mega_n_to_m(void __user *arg, megacmd_t *mc)
{
- nitioctl_t __user *uiocp;
- megacmd_t __user *umc;
- mega_passthru __user *upthru;
- struct uioctl_t __user *uioc_mimd;
- char signature[8] = {0};
+ nitioctl_t __user *uiocp;
+ megacmd_t __user *umc;
+ mega_passthru __user *upthru;
+ struct uioctl_t __user *uioc_mimd;
+ char signature[8] = { 0 };
/*
* check is the application conforms to NIT.
*/
- if( copy_from_user(signature, arg, 7) )
+ if (copy_from_user(signature, arg, 7))
return -EFAULT;
- if( memcmp(signature, "MEGANIT", 7) == 0 ) {
-
+ if (memcmp(signature, "MEGANIT", 7) == 0) {
uiocp = arg;
- if( put_user(mc->status, (u8 __user *)&MBOX_P(uiocp)->status) )
+ if (put_user(mc->status, (u8 __user *)&MBOX_P(uiocp)->status))
return (-EFAULT);
- if( mc->cmd == MEGA_MBOXCMD_PASSTHRU ) {
-
+ if (mc->cmd == MEGA_MBOXCMD_PASSTHRU) {
umc = MBOX_P(uiocp);
- if (get_user(upthru, (mega_passthru __user * __user *)&umc->xferaddr))
+ if (get_user(upthru, (mega_passthru __user *
+ __user *)&umc->xferaddr))
return -EFAULT;
- if( put_user(mc->status, (u8 __user *)&upthru->scsistatus))
+ if (put_user(mc->status,
+ (u8 __user *)&upthru->scsistatus))
return (-EFAULT);
}
- }
- else {
+ } else {
uioc_mimd = arg;
- if( put_user(mc->status, (u8 __user *)&uioc_mimd->mbox[17]) )
+ if (put_user(mc->status, (u8 __user *)&uioc_mimd->mbox[17]))
return (-EFAULT);
- if( mc->cmd == MEGA_MBOXCMD_PASSTHRU ) {
-
+ if (mc->cmd == MEGA_MBOXCMD_PASSTHRU) {
umc = (megacmd_t __user *)uioc_mimd->mbox;
- if (get_user(upthru, (mega_passthru __user * __user *)&umc->xferaddr))
+ if (get_user(upthru, (mega_passthru __user *
+ __user *)&umc->xferaddr))
return (-EFAULT);
- if( put_user(mc->status, (u8 __user *)&upthru->scsistatus) )
+ if (put_user(mc->status,
+ (u8 __user *)&upthru->scsistatus))
return (-EFAULT);
}
}
@@ -3553,7 +3432,6 @@ mega_n_to_m(void __user *arg, megacmd_t *mc)
return 0;
}
-
/*
* MEGARAID 'FW' commands.
*/
@@ -3564,11 +3442,10 @@ mega_n_to_m(void __user *arg, megacmd_t *mc)
*
* issue command to find out if the BIOS is enabled for this controller
*/
-static int
-mega_is_bios_enabled(adapter_t *adapter)
+static int mega_is_bios_enabled(adapter_t *adapter)
{
struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
memset(&mbox, 0, sizeof(mbox));
@@ -3584,7 +3461,6 @@ mega_is_bios_enabled(adapter_t *adapter)
return *(char *)adapter->mega_buffer;
}
-
/**
* mega_enum_raid_scsi()
* @adapter: pointer to our soft state
@@ -3593,11 +3469,10 @@ mega_is_bios_enabled(adapter_t *adapter)
* differentiate the virtual channels and physical channels and to support
* ROMB feature and non-disk devices.
*/
-static void
-mega_enum_raid_scsi(adapter_t *adapter)
+static void mega_enum_raid_scsi(adapter_t *adapter)
{
struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
int i;
memset(&mbox, 0, sizeof(mbox));
@@ -3618,26 +3493,23 @@ mega_enum_raid_scsi(adapter_t *adapter)
*/
adapter->mega_ch_class = 0xFF;
- if(!issue_scb_block(adapter, raw_mbox)) {
+ if (!issue_scb_block(adapter, raw_mbox)) {
adapter->mega_ch_class = *((char *)adapter->mega_buffer);
-
}
- for( i = 0; i < adapter->product_info.nchannels; i++ ) {
- if( (adapter->mega_ch_class >> i) & 0x01 ) {
+ for (i = 0; i < adapter->product_info.nchannels; i++) {
+ if ((adapter->mega_ch_class >> i) & 0x01) {
dev_info(&adapter->dev->dev, "channel[%d] is raid\n",
- i);
- }
- else {
+ i);
+ } else {
dev_info(&adapter->dev->dev, "channel[%d] is scsi\n",
- i);
+ i);
}
}
return;
}
-
/**
* mega_get_boot_drv()
* @adapter: pointer to our soft state
@@ -3645,16 +3517,15 @@ mega_enum_raid_scsi(adapter_t *adapter)
* Find out which device is the boot device. Note, any logical drive or any
* phyical device (e.g., a CDROM) can be designated as a boot device.
*/
-static void
-mega_get_boot_drv(adapter_t *adapter)
+static void mega_get_boot_drv(adapter_t *adapter)
{
- struct private_bios_data *prv_bios_data;
+ struct private_bios_data *prv_bios_data;
struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
- u16 cksum = 0;
- u8 *cksum_p;
- u8 boot_pdrv;
- int i;
+ unsigned char *raw_mbox = (u8 *)&mbox;
+ u16 cksum = 0;
+ u8 *cksum_p;
+ u8 boot_pdrv;
+ int i;
memset(&mbox, 0, sizeof(mbox));
@@ -3672,35 +3543,32 @@ mega_get_boot_drv(adapter_t *adapter)
adapter->boot_pdrv_ch = 0;
adapter->boot_pdrv_tgt = 0;
- if(issue_scb_block(adapter, raw_mbox) == 0) {
+ if (issue_scb_block(adapter, raw_mbox) == 0) {
prv_bios_data =
(struct private_bios_data *)adapter->mega_buffer;
cksum = 0;
cksum_p = (char *)prv_bios_data;
- for (i = 0; i < 14; i++ ) {
+ for (i = 0; i < 14; i++) {
cksum += (u16)(*cksum_p++);
}
- if (prv_bios_data->cksum == (u16)(0-cksum) ) {
-
+ if (prv_bios_data->cksum == (u16)(0 - cksum)) {
/*
* If MSB is set, a physical drive is set as boot
* device
*/
- if( prv_bios_data->boot_drv & 0x80 ) {
+ if (prv_bios_data->boot_drv & 0x80) {
adapter->boot_pdrv_enabled = 1;
boot_pdrv = prv_bios_data->boot_drv & 0x7F;
adapter->boot_pdrv_ch = boot_pdrv / 16;
adapter->boot_pdrv_tgt = boot_pdrv % 16;
- }
- else {
+ } else {
adapter->boot_ldrv_enabled = 1;
adapter->boot_ldrv = prv_bios_data->boot_drv;
}
}
}
-
}
/**
@@ -3710,11 +3578,10 @@ mega_get_boot_drv(adapter_t *adapter)
* Find out if this controller supports random deletion and addition of
* logical drives
*/
-static int
-mega_support_random_del(adapter_t *adapter)
+static int mega_support_random_del(adapter_t *adapter)
{
struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
int rval;
memset(&mbox, 0, sizeof(mbox));
@@ -3730,18 +3597,16 @@ mega_support_random_del(adapter_t *adapter)
return !rval;
}
-
/**
* mega_support_ext_cdb()
* @adapter: pointer to our soft state
*
* Find out if this firmware support cdblen > 10
*/
-static int
-mega_support_ext_cdb(adapter_t *adapter)
+static int mega_support_ext_cdb(adapter_t *adapter)
{
struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
int rval;
memset(&mbox, 0, sizeof(mbox));
@@ -3756,7 +3621,6 @@ mega_support_ext_cdb(adapter_t *adapter)
return !rval;
}
-
/**
* mega_del_logdrv()
* @adapter: pointer to our soft state
@@ -3765,8 +3629,7 @@ mega_support_ext_cdb(adapter_t *adapter)
* Delete the specified logical drive. It is the responsibility of the user
* app to let the OS know about this operation.
*/
-static int
-mega_del_logdrv(adapter_t *adapter, int logdrv)
+static int mega_del_logdrv(adapter_t *adapter, int logdrv)
{
unsigned long flags;
scb_t *scb;
@@ -3784,7 +3647,7 @@ mega_del_logdrv(adapter_t *adapter, int logdrv)
*/
while (atomic_read(&adapter->pend_cmds) > 0 ||
!list_empty(&adapter->pending_list))
- msleep(1000); /* sleep for 1s */
+ msleep(1000); /* sleep for 1s */
rval = mega_do_del_logdrv(adapter, logdrv);
@@ -3796,9 +3659,9 @@ mega_del_logdrv(adapter_t *adapter, int logdrv)
*/
if (adapter->read_ldidmap) {
struct list_head *pos;
- list_for_each(pos, &adapter->pending_list) {
+ list_for_each (pos, &adapter->pending_list) {
scb = list_entry(pos, scb_t, list);
- if (scb->pthru->logdrv < 0x80 )
+ if (scb->pthru->logdrv < 0x80)
scb->pthru->logdrv += 0x80;
}
}
@@ -3812,14 +3675,12 @@ mega_del_logdrv(adapter_t *adapter, int logdrv)
return rval;
}
-
-static int
-mega_do_del_logdrv(adapter_t *adapter, int logdrv)
+static int mega_do_del_logdrv(adapter_t *adapter, int logdrv)
{
- megacmd_t mc;
- int rval;
+ megacmd_t mc;
+ int rval;
- memset( &mc, 0, sizeof(megacmd_t));
+ memset(&mc, 0, sizeof(megacmd_t));
mc.cmd = FC_DEL_LOGDRV;
mc.opcode = OP_DEL_LOGDRV;
@@ -3828,7 +3689,7 @@ mega_do_del_logdrv(adapter_t *adapter, int logdrv)
rval = mega_internal_command(adapter, &mc, NULL);
/* log this event */
- if(rval) {
+ if (rval) {
dev_warn(&adapter->dev->dev, "Delete LD-%d failed", logdrv);
return rval;
}
@@ -3842,7 +3703,6 @@ mega_do_del_logdrv(adapter_t *adapter, int logdrv)
return rval;
}
-
/**
* mega_get_max_sgl()
* @adapter: pointer to our soft state
@@ -3850,11 +3710,10 @@ mega_do_del_logdrv(adapter_t *adapter, int logdrv)
* Find out the maximum number of scatter-gather elements supported by this
* version of the firmware
*/
-static void
-mega_get_max_sgl(adapter_t *adapter)
+static void mega_get_max_sgl(adapter_t *adapter)
{
- struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ struct mbox_out mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
memset(&mbox, 0, sizeof(mbox));
@@ -3865,39 +3724,35 @@ mega_get_max_sgl(adapter_t *adapter)
raw_mbox[0] = MAIN_MISC_OPCODE;
raw_mbox[2] = GET_MAX_SG_SUPPORT;
-
- if( issue_scb_block(adapter, raw_mbox) ) {
+ if (issue_scb_block(adapter, raw_mbox)) {
/*
* f/w does not support this command. Choose the default value
*/
adapter->sglen = MIN_SGLIST;
- }
- else {
+ } else {
adapter->sglen = *((char *)adapter->mega_buffer);
/*
* Make sure this is not more than the resources we are
* planning to allocate
*/
- if ( adapter->sglen > MAX_SGLIST )
+ if (adapter->sglen > MAX_SGLIST)
adapter->sglen = MAX_SGLIST;
}
return;
}
-
/**
* mega_support_cluster()
* @adapter: pointer to our soft state
*
* Find out if this firmware support cluster calls.
*/
-static int
-mega_support_cluster(adapter_t *adapter)
+static int mega_support_cluster(adapter_t *adapter)
{
- struct mbox_out mbox;
- unsigned char *raw_mbox = (u8 *)&mbox;
+ struct mbox_out mbox;
+ unsigned char *raw_mbox = (u8 *)&mbox;
memset(&mbox, 0, sizeof(mbox));
@@ -3911,8 +3766,7 @@ mega_support_cluster(adapter_t *adapter)
*/
raw_mbox[0] = MEGA_GET_TARGET_ID;
- if( issue_scb_block(adapter, raw_mbox) == 0 ) {
-
+ if (issue_scb_block(adapter, raw_mbox) == 0) {
/*
* Cluster support available. Get the initiator target id.
* Tell our id to mid-layer too.
@@ -3936,32 +3790,29 @@ mega_support_cluster(adapter_t *adapter)
* We only issue direct mailbox commands from within the driver. ioctl()
* interface using these routines can issue passthru commands.
*/
-static int
-mega_adapinq(adapter_t *adapter, dma_addr_t dma_handle)
+static int mega_adapinq(adapter_t *adapter, dma_addr_t dma_handle)
{
- megacmd_t mc;
+ megacmd_t mc;
memset(&mc, 0, sizeof(megacmd_t));
- if( adapter->flag & BOARD_40LD ) {
+ if (adapter->flag & BOARD_40LD) {
mc.cmd = FC_NEW_CONFIG;
mc.opcode = NC_SUBOP_ENQUIRY3;
mc.subopcode = ENQ3_GET_SOLICITED_FULL;
- }
- else {
+ } else {
mc.cmd = MEGA_MBOXCMD_ADPEXTINQ;
}
mc.xferaddr = (u32)dma_handle;
- if ( mega_internal_command(adapter, &mc, NULL) != 0 ) {
+ if (mega_internal_command(adapter, &mc, NULL) != 0) {
return -1;
}
return 0;
}
-
/**
* mega_internal_dev_inquiry()
* @adapter: pointer to our soft state
@@ -3971,27 +3822,26 @@ mega_adapinq(adapter_t *adapter, dma_addr_t dma_handle)
*
* Issue the scsi inquiry for the specified device.
*/
-static int
-mega_internal_dev_inquiry(adapter_t *adapter, u8 ch, u8 tgt,
- dma_addr_t buf_dma_handle)
+static int mega_internal_dev_inquiry(adapter_t *adapter, u8 ch, u8 tgt,
+ dma_addr_t buf_dma_handle)
{
- mega_passthru *pthru;
- dma_addr_t pthru_dma_handle;
- megacmd_t mc;
- int rval;
- struct pci_dev *pdev;
-
+ mega_passthru *pthru;
+ dma_addr_t pthru_dma_handle;
+ megacmd_t mc;
+ int rval;
+ struct pci_dev *pdev;
/*
* For all internal commands, the buffer must be allocated in <4GB
* address range
*/
- if( make_local_pdev(adapter, &pdev) != 0 ) return -1;
+ if (make_local_pdev(adapter, &pdev) != 0)
+ return -1;
pthru = dma_alloc_coherent(&pdev->dev, sizeof(mega_passthru),
&pthru_dma_handle, GFP_KERNEL);
- if( pthru == NULL ) {
+ if (pthru == NULL) {
free_local_pdev(pdev);
return -1;
}
@@ -4003,7 +3853,7 @@ mega_internal_dev_inquiry(adapter_t *adapter, u8 ch, u8 tgt,
pthru->channel = (adapter->flag & BOARD_40LD) ? 0 : ch;
- pthru->target = (adapter->flag & BOARD_40LD) ? (ch << 4)|tgt : tgt;
+ pthru->target = (adapter->flag & BOARD_40LD) ? (ch << 4) | tgt : tgt;
pthru->cdblen = 6;
@@ -4014,7 +3864,6 @@ mega_internal_dev_inquiry(adapter_t *adapter, u8 ch, u8 tgt,
pthru->cdb[4] = 255;
pthru->cdb[5] = 0;
-
pthru->dataxferaddr = (u32)buf_dma_handle;
pthru->dataxferlen = 256;
@@ -4046,12 +3895,12 @@ mega_internal_dev_inquiry(adapter_t *adapter, u8 ch, u8 tgt,
*
* Note: parameter 'pthru' is null for non-passthru commands.
*/
-static int
-mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
+static int mega_internal_command(adapter_t *adapter, megacmd_t *mc,
+ mega_passthru *pthru)
{
unsigned long flags;
- scb_t *scb;
- int rval;
+ scb_t *scb;
+ int rval;
/*
* The internal commands share one command id and hence are
@@ -4095,7 +3944,7 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
*/
if (rval && trace_level) {
dev_info(&adapter->dev->dev, "cmd [%x, %x, %x] status:[%x]\n",
- mc->cmd, mc->opcode, mc->subopcode, rval);
+ mc->cmd, mc->opcode, mc->subopcode, rval);
}
mutex_unlock(&adapter->int_mtx);
@@ -4103,26 +3952,26 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
}
static struct scsi_host_template megaraid_template = {
- .module = THIS_MODULE,
- .name = "MegaRAID",
- .proc_name = "megaraid_legacy",
- .info = megaraid_info,
- .queuecommand = megaraid_queue,
- .bios_param = megaraid_biosparam,
- .max_sectors = MAX_SECTORS_PER_IO,
- .can_queue = MAX_COMMANDS,
- .this_id = DEFAULT_INITIATOR_ID,
- .sg_tablesize = MAX_SGLIST,
- .cmd_per_lun = DEF_CMD_PER_LUN,
- .eh_abort_handler = megaraid_abort,
- .eh_device_reset_handler = megaraid_reset,
- .eh_bus_reset_handler = megaraid_reset,
- .eh_host_reset_handler = megaraid_reset,
- .no_write_same = 1,
+ .module = THIS_MODULE,
+ .name = "MegaRAID",
+ .proc_name = "megaraid_legacy",
+ .info = megaraid_info,
+ .queuecommand = megaraid_queue,
+ .bios_param = megaraid_biosparam,
+ .max_sectors = MAX_SECTORS_PER_IO,
+ .can_queue = MAX_COMMANDS,
+ .this_id = DEFAULT_INITIATOR_ID,
+ .sg_tablesize = MAX_SGLIST,
+ .cmd_per_lun = DEF_CMD_PER_LUN,
+ .eh_abort_handler = megaraid_abort,
+ .eh_device_reset_handler = megaraid_reset,
+ .eh_bus_reset_handler = megaraid_reset,
+ .eh_host_reset_handler = megaraid_reset,
+ .no_write_same = 1,
};
-static int
-megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
+static int megaraid_probe_one(struct pci_dev *pdev,
+ const struct pci_device_id *id)
{
struct Scsi_Host *host;
adapter_t *adapter;
@@ -4179,8 +4028,8 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
subsysvid = pdev->subsystem_vendor;
subsysid = pdev->subsystem_device;
- dev_notice(&pdev->dev, "found 0x%4.04x:0x%4.04x\n",
- id->vendor, id->device);
+ 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);
@@ -4217,12 +4066,12 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
memset(adapter, 0, sizeof(adapter_t));
dev_notice(&pdev->dev,
- "scsi%d:Found MegaRAID controller at 0x%lx, IRQ:%d\n",
- host->host_no, mega_baseport, irq);
+ "scsi%d:Found MegaRAID controller at 0x%lx, IRQ:%d\n",
+ host->host_no, mega_baseport, irq);
adapter->base = mega_baseport;
if (flag & BOARD_MEMMAP)
- adapter->mmio_base = (void __iomem *) mega_baseport;
+ adapter->mmio_base = (void __iomem *)mega_baseport;
INIT_LIST_HEAD(&adapter->free_list);
INIT_LIST_HEAD(&adapter->pending_list);
@@ -4251,25 +4100,26 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
/*
* Allocate buffer to issue internal commands.
*/
- adapter->mega_buffer = dma_alloc_coherent(&adapter->dev->dev,
- MEGA_BUFFER_SIZE,
- &adapter->buf_dma_handle,
- GFP_KERNEL);
+ adapter->mega_buffer =
+ dma_alloc_coherent(&adapter->dev->dev, MEGA_BUFFER_SIZE,
+ &adapter->buf_dma_handle, GFP_KERNEL);
if (!adapter->mega_buffer) {
dev_warn(&pdev->dev, "out of RAM\n");
goto out_host_put;
}
- adapter->scb_list = kmalloc_array(MAX_COMMANDS, sizeof(scb_t),
- GFP_KERNEL);
+ adapter->scb_list =
+ kmalloc_array(MAX_COMMANDS, sizeof(scb_t), GFP_KERNEL);
if (!adapter->scb_list) {
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)) {
+ if (request_irq(irq,
+ (adapter->flag & BOARD_MEMMAP) ?
+ megaraid_isr_memmapped :
+ megaraid_isr_iomapped,
+ IRQF_SHARED, "megaraid", adapter)) {
dev_warn(&pdev->dev, "Couldn't register IRQ %d!\n", irq);
goto out_free_scb_list;
}
@@ -4288,24 +4138,22 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
* Which firmware
*/
if (!strcmp(adapter->fw_version, "3.00") ||
- !strcmp(adapter->fw_version, "3.01")) {
-
+ !strcmp(adapter->fw_version, "3.01")) {
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 "
- "those firmware versions on this "
- "specific card. In order\nmegaraid: "
- "to protect your data, please upgrade "
- "your firmware to version\nmegaraid: "
- "3.10 or later, available from the "
- "Dell Technical Support web\n"
- "megaraid: site at\nhttp://support."
- "dell.com/us/en/filelib/download/"
- "index.asp?fileid=2940\n"
- );
+ "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 "
+ "those firmware versions on this "
+ "specific card. In order\nmegaraid: "
+ "to protect your data, please upgrade "
+ "your firmware to version\nmegaraid: "
+ "3.10 or later, available from the "
+ "Dell Technical Support web\n"
+ "megaraid: site at\nhttp://support."
+ "dell.com/us/en/filelib/download/"
+ "index.asp?fileid=2940\n");
}
}
@@ -4322,14 +4170,13 @@ 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") ) {
- dev_warn(&pdev->dev,
- "Firmware H.01.07, "
- "H.01.08, and H.01.09 on 1M/2M "
- "controllers\n"
- "do not support 64 bit "
- "addressing.\nDISABLING "
- "64 bit support.\n");
+ !strcmp(adapter->fw_version, "H01.09")) {
+ dev_warn(&pdev->dev, "Firmware H.01.07, "
+ "H.01.08, and H.01.09 on 1M/2M "
+ "controllers\n"
+ "do not support 64 bit "
+ "addressing.\nDISABLING "
+ "64 bit support.\n");
adapter->flag &= ~BOARD_64BIT;
}
}
@@ -4356,14 +4203,14 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (adapter->boot_pdrv_enabled) {
j = adapter->product_info.nchannels;
- for( i = 0; i < j; i++ )
+ for (i = 0; i < j; i++)
adapter->logdrv_chan[i] = 0;
- for( i = j; i < NVIRT_CHAN + j; i++ )
+ for (i = j; i < NVIRT_CHAN + j; i++)
adapter->logdrv_chan[i] = 1;
} else {
for (i = 0; i < NVIRT_CHAN; i++)
adapter->logdrv_chan[i] = 1;
- for (i = NVIRT_CHAN; i < MAX_CHANNELS+NVIRT_CHAN; i++)
+ for (i = NVIRT_CHAN; i < MAX_CHANNELS + NVIRT_CHAN; i++)
adapter->logdrv_chan[i] = 0;
adapter->mega_ch_class <<= NVIRT_CHAN;
}
@@ -4372,7 +4219,7 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
* Do we support random deletion and addition of logical
* drives
*/
- adapter->read_ldidmap = 0; /* set it after first logdrv
+ adapter->read_ldidmap = 0; /* set it after first logdrv
delete cmd */
adapter->support_random_del = mega_support_random_del(adapter);
@@ -4404,22 +4251,21 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
mcontroller[i].numldrv = adapter->numldrv;
mcontroller[i].pcibus = pci_bus;
mcontroller[i].pcidev = id->device;
- mcontroller[i].pcifun = PCI_FUNC (pci_dev_func);
+ mcontroller[i].pcifun = PCI_FUNC(pci_dev_func);
mcontroller[i].pciid = -1;
mcontroller[i].pcivendor = id->vendor;
mcontroller[i].pcislot = PCI_SLOT(pci_dev_func);
mcontroller[i].uid = (pci_bus << 8) | pci_dev_func;
-
/* Set the Mode of addressing to 64 bit if we can */
if ((adapter->flag & BOARD_64BIT) && (sizeof(dma_addr_t) == 8)) {
dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
adapter->has_64bit_addr = 1;
- } else {
+ } else {
dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
adapter->has_64bit_addr = 0;
}
-
+
mutex_init(&adapter->int_mtx);
init_completion(&adapter->int_waitq);
@@ -4436,9 +4282,8 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
*/
adapter->has_cluster = mega_support_cluster(adapter);
if (adapter->has_cluster) {
- dev_notice(&pdev->dev,
- "Cluster driver, initiator id:%d\n",
- adapter->this_id);
+ dev_notice(&pdev->dev, "Cluster driver, initiator id:%d\n",
+ adapter->this_id);
}
#endif
@@ -4454,38 +4299,37 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
hba_count++;
return 0;
- out_free_mbox:
+out_free_mbox:
dma_free_coherent(&adapter->dev->dev, sizeof(mbox64_t),
adapter->una_mbox64, adapter->una_mbox64_dma);
- out_free_irq:
+out_free_irq:
free_irq(adapter->host->irq, adapter);
- out_free_scb_list:
+out_free_scb_list:
kfree(adapter->scb_list);
- out_free_cmd_buffer:
+out_free_cmd_buffer:
dma_free_coherent(&adapter->dev->dev, MEGA_BUFFER_SIZE,
adapter->mega_buffer, adapter->buf_dma_handle);
- out_host_put:
+out_host_put:
scsi_host_put(host);
- out_iounmap:
+out_iounmap:
if (flag & BOARD_MEMMAP)
iounmap((void *)mega_baseport);
- out_release_region:
+out_release_region:
if (flag & BOARD_MEMMAP)
release_mem_region(tbase, 128);
else
release_region(mega_baseport, 16);
- out_disable_device:
+out_disable_device:
pci_disable_device(pdev);
- out:
+out:
return error;
}
-static void
-__megaraid_shutdown(adapter_t *adapter)
+static void __megaraid_shutdown(adapter_t *adapter)
{
- u_char raw_mbox[sizeof(struct mbox_out)];
- mbox_t *mbox = (mbox_t *)raw_mbox;
- int i;
+ u_char raw_mbox[sizeof(struct mbox_out)];
+ mbox_t *mbox = (mbox_t *)raw_mbox;
+ int i;
/* Flush adapter cache */
memset(&mbox->m_out, 0, sizeof(raw_mbox));
@@ -4502,7 +4346,7 @@ __megaraid_shutdown(adapter_t *adapter)
/* Issue a blocking (interrupts disabled) command to the card */
issue_scb_block(adapter, raw_mbox);
-
+
if (atomic_read(&adapter->pend_cmds) > 0)
dev_warn(&adapter->dev->dev, "pending commands!!\n");
@@ -4514,8 +4358,7 @@ __megaraid_shutdown(adapter_t *adapter)
mdelay(1000);
}
-static void
-megaraid_remove_one(struct pci_dev *pdev)
+static void megaraid_remove_one(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
adapter_t *adapter = (adapter_t *)host->hostdata;
@@ -4549,8 +4392,7 @@ megaraid_remove_one(struct pci_dev *pdev)
hba_count--;
}
-static void
-megaraid_shutdown(struct pci_dev *pdev)
+static void megaraid_shutdown(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
adapter_t *adapter = (adapter_t *)host->hostdata;
@@ -4559,22 +4401,24 @@ megaraid_shutdown(struct pci_dev *pdev)
}
static struct pci_device_id megaraid_pci_tbl[] = {
- {PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- {PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID2,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_AMI_MEGARAID3,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- {0,}
+ { PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID, PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0, 0 },
+ { PCI_VENDOR_ID_AMI, PCI_DEVICE_ID_AMI_MEGARAID2, PCI_ANY_ID,
+ PCI_ANY_ID, 0, 0, 0 },
+ { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_AMI_MEGARAID3, PCI_ANY_ID,
+ PCI_ANY_ID, 0, 0, 0 },
+ {
+ 0,
+ }
};
MODULE_DEVICE_TABLE(pci, megaraid_pci_tbl);
static struct pci_driver megaraid_pci_driver = {
- .name = "megaraid_legacy",
- .id_table = megaraid_pci_tbl,
- .probe = megaraid_probe_one,
- .remove = megaraid_remove_one,
- .shutdown = megaraid_shutdown,
+ .name = "megaraid_legacy",
+ .id_table = megaraid_pci_tbl,
+ .probe = megaraid_probe_one,
+ .remove = megaraid_remove_one,
+ .shutdown = megaraid_shutdown,
};
static int __init megaraid_init(void)
@@ -4590,7 +4434,7 @@ static int __init megaraid_init(void)
mega_proc_dir_entry = proc_mkdir("megaraid", NULL);
if (!mega_proc_dir_entry) {
printk(KERN_WARNING
- "megaraid: failed to create megaraid root\n");
+ "megaraid: failed to create megaraid root\n");
}
#endif
error = pci_register_driver(&megaraid_pci_driver);
@@ -4610,7 +4454,7 @@ static int __init megaraid_init(void)
major = register_chrdev(0, "megadev_legacy", &megadev_fops);
if (!major) {
printk(KERN_WARNING
- "megaraid: failed to register char device\n");
+ "megaraid: failed to register char device\n");
}
return 0;
@@ -5,8 +5,7 @@
#include <linux/spinlock.h>
#include <linux/mutex.h>
-#define MEGARAID_VERSION \
- "v2.00.4 (Release Date: Thu Feb 9 08:51:30 EST 2006)\n"
+#define MEGARAID_VERSION "v2.00.4 (Release Date: Thu Feb 9 08:51:30 EST 2006)\n"
/*
* Driver features - change the values to enable or disable features in the
@@ -19,14 +18,14 @@
* performance. Useful if the nature of the I/O is sequential. It is not very
* useful for random natured I/Os.
*/
-#define MEGA_HAVE_COALESCING 0
+#define MEGA_HAVE_COALESCING 0
/*
* Clustering support - Set this flag if you are planning to use the
* clustering services provided by the megaraid controllers and planning to
* setup a cluster
*/
-#define MEGA_HAVE_CLUSTERING 1
+#define MEGA_HAVE_CLUSTERING 1
/*
* Driver statistics - Set this flag if you are interested in statics about
@@ -35,56 +34,59 @@
* interface and through the private ioctl. Setting this flag has a
* performance penalty.
*/
-#define MEGA_HAVE_STATS 0
+#define MEGA_HAVE_STATS 0
/*
* Enhanced /proc interface - This feature will allow you to have a more
* detailed /proc interface for megaraid driver. E.g., a real time update of
* the status of the logical drives, battery status, physical drives etc.
*/
-#define MEGA_HAVE_ENH_PROC 1
+#define MEGA_HAVE_ENH_PROC 1
-#define MAX_DEV_TYPE 32
+#define MAX_DEV_TYPE 32
-#define PCI_DEVICE_ID_DISCOVERY 0x000E
-#define PCI_DEVICE_ID_PERC4_DI 0x000F
-#define PCI_DEVICE_ID_PERC4_QC_VERDE 0x0407
+#define PCI_DEVICE_ID_DISCOVERY 0x000E
+#define PCI_DEVICE_ID_PERC4_DI 0x000F
+#define PCI_DEVICE_ID_PERC4_QC_VERDE 0x0407
-#define HBA_SIGNATURE 0x3344
-#define HBA_SIGNATURE_471 0xCCCC
-#define HBA_SIGNATURE_64BIT 0x0299
+#define HBA_SIGNATURE 0x3344
+#define HBA_SIGNATURE_471 0xCCCC
+#define HBA_SIGNATURE_64BIT 0x0299
-#define MBOX_BUSY_WAIT 10 /* wait for up to 10 usec for
+#define MBOX_BUSY_WAIT \
+ 10 /* wait for up to 10 usec for
mailbox to be free */
-#define DEFAULT_INITIATOR_ID 7
+#define DEFAULT_INITIATOR_ID 7
-#define MAX_SGLIST 64 /* max supported in f/w */
-#define MIN_SGLIST 26 /* guaranteed to support these many */
-#define MAX_COMMANDS 126
-#define CMDID_INT_CMDS MAX_COMMANDS+1 /* make sure CMDID_INT_CMDS
+#define MAX_SGLIST 64 /* max supported in f/w */
+#define MIN_SGLIST 26 /* guaranteed to support these many */
+#define MAX_COMMANDS 126
+#define CMDID_INT_CMDS \
+ MAX_COMMANDS + 1 /* make sure CMDID_INT_CMDS
is less than max commands
supported by any f/w */
-#define MAX_CDB_LEN 10
-#define MAX_EXT_CDB_LEN 16 /* we support cdb length up to 16 */
-
-#define DEF_CMD_PER_LUN 63
-#define MAX_CMD_PER_LUN MAX_COMMANDS
-#define MAX_FIRMWARE_STATUS 46
-#define MAX_XFER_PER_CMD (64*1024)
-#define MAX_SECTORS_PER_IO 128
-
-#define MAX_LOGICAL_DRIVES_40LD 40
-#define FC_MAX_PHYSICAL_DEVICES 256
-#define MAX_LOGICAL_DRIVES_8LD 8
-#define MAX_CHANNELS 5
-#define MAX_TARGET 15
-#define MAX_PHYSICAL_DRIVES MAX_CHANNELS*MAX_TARGET
-#define MAX_ROW_SIZE_40LD 32
-#define MAX_ROW_SIZE_8LD 8
-#define MAX_SPAN_DEPTH 8
-
-#define NVIRT_CHAN 4 /* # of virtual channels to represent
+#define MAX_CDB_LEN 10
+#define MAX_EXT_CDB_LEN 16 /* we support cdb length up to 16 */
+
+#define DEF_CMD_PER_LUN 63
+#define MAX_CMD_PER_LUN MAX_COMMANDS
+#define MAX_FIRMWARE_STATUS 46
+#define MAX_XFER_PER_CMD (64 * 1024)
+#define MAX_SECTORS_PER_IO 128
+
+#define MAX_LOGICAL_DRIVES_40LD 40
+#define FC_MAX_PHYSICAL_DEVICES 256
+#define MAX_LOGICAL_DRIVES_8LD 8
+#define MAX_CHANNELS 5
+#define MAX_TARGET 15
+#define MAX_PHYSICAL_DRIVES MAX_CHANNELS *MAX_TARGET
+#define MAX_ROW_SIZE_40LD 32
+#define MAX_ROW_SIZE_8LD 8
+#define MAX_SPAN_DEPTH 8
+
+#define NVIRT_CHAN \
+ 4 /* # of virtual channels to represent
up to 60 logical drives */
struct mbox_out {
/* 0x0 */ u8 cmd;
@@ -95,7 +97,7 @@ struct mbox_out {
/* 0xC */ u8 logdrv;
/* 0xD */ u8 numsgelements;
/* 0xE */ u8 resvd;
-} __attribute__ ((packed));
+} __attribute__((packed));
struct mbox_in {
/* 0xF */ volatile u8 busy;
@@ -104,35 +106,34 @@ struct mbox_in {
/* 0x12 */ volatile u8 completed[MAX_FIRMWARE_STATUS];
volatile u8 poll;
volatile u8 ack;
-} __attribute__ ((packed));
+} __attribute__((packed));
typedef struct {
- struct mbox_out m_out;
- struct mbox_in m_in;
-} __attribute__ ((packed)) mbox_t;
+ struct mbox_out m_out;
+ struct mbox_in m_in;
+} __attribute__((packed)) mbox_t;
typedef struct {
u32 xfer_segment_lo;
u32 xfer_segment_hi;
mbox_t mbox;
-} __attribute__ ((packed)) mbox64_t;
-
+} __attribute__((packed)) mbox64_t;
/*
* Passthru definitions
*/
-#define MAX_REQ_SENSE_LEN 0x20
+#define MAX_REQ_SENSE_LEN 0x20
typedef struct {
- u8 timeout:3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
- u8 ars:1;
- u8 reserved:3;
- u8 islogical:1;
- u8 logdrv; /* if islogical == 1 */
- u8 channel; /* if islogical == 0 */
- u8 target; /* if islogical == 0 */
- u8 queuetag; /* unused */
- u8 queueaction; /* unused */
+ u8 timeout : 3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
+ u8 ars : 1;
+ u8 reserved : 3;
+ u8 islogical : 1;
+ u8 logdrv; /* if islogical == 1 */
+ u8 channel; /* if islogical == 0 */
+ u8 target; /* if islogical == 0 */
+ u8 queuetag; /* unused */
+ u8 queueaction; /* unused */
u8 cdb[MAX_CDB_LEN];
u8 cdblen;
u8 reqsenselen;
@@ -141,24 +142,23 @@ typedef struct {
u8 scsistatus;
u32 dataxferaddr;
u32 dataxferlen;
-} __attribute__ ((packed)) mega_passthru;
-
+} __attribute__((packed)) mega_passthru;
/*
* Extended passthru: support CDB > 10 bytes
*/
typedef struct {
- u8 timeout:3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
- u8 ars:1;
- u8 rsvd1:1;
- u8 cd_rom:1;
- u8 rsvd2:1;
- u8 islogical:1;
- u8 logdrv; /* if islogical == 1 */
- u8 channel; /* if islogical == 0 */
- u8 target; /* if islogical == 0 */
- u8 queuetag; /* unused */
- u8 queueaction; /* unused */
+ u8 timeout : 3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
+ u8 ars : 1;
+ u8 rsvd1 : 1;
+ u8 cd_rom : 1;
+ u8 rsvd2 : 1;
+ u8 islogical : 1;
+ u8 logdrv; /* if islogical == 1 */
+ u8 channel; /* if islogical == 0 */
+ u8 target; /* if islogical == 0 */
+ u8 queuetag; /* unused */
+ u8 queueaction; /* unused */
u8 cdblen;
u8 rsvd3;
u8 cdb[MAX_EXT_CDB_LEN];
@@ -169,182 +169,180 @@ typedef struct {
u8 rsvd4;
u32 dataxferaddr;
u32 dataxferlen;
-} __attribute__ ((packed)) mega_ext_passthru;
+} __attribute__((packed)) mega_ext_passthru;
typedef struct {
u64 address;
u32 length;
-} __attribute__ ((packed)) mega_sgl64;
+} __attribute__((packed)) mega_sgl64;
typedef struct {
u32 address;
u32 length;
-} __attribute__ ((packed)) mega_sglist;
-
+} __attribute__((packed)) mega_sglist;
/* Queued command data */
typedef struct {
- int idx;
- u32 state;
- struct list_head list;
- u8 raw_mbox[66];
- u32 dma_type;
- u32 dma_direction;
-
- struct scsi_cmnd *cmd;
- dma_addr_t dma_h_bulkdata;
- dma_addr_t dma_h_sgdata;
-
- mega_sglist *sgl;
- mega_sgl64 *sgl64;
- dma_addr_t sgl_dma_addr;
-
- mega_passthru *pthru;
- dma_addr_t pthru_dma_addr;
- mega_ext_passthru *epthru;
- dma_addr_t epthru_dma_addr;
+ int idx;
+ u32 state;
+ struct list_head list;
+ u8 raw_mbox[66];
+ u32 dma_type;
+ u32 dma_direction;
+
+ struct scsi_cmnd *cmd;
+ dma_addr_t dma_h_bulkdata;
+ dma_addr_t dma_h_sgdata;
+
+ mega_sglist *sgl;
+ mega_sgl64 *sgl64;
+ dma_addr_t sgl_dma_addr;
+
+ mega_passthru *pthru;
+ dma_addr_t pthru_dma_addr;
+ mega_ext_passthru *epthru;
+ dma_addr_t epthru_dma_addr;
} scb_t;
/*
* Flags to follow the scb as it transitions between various stages
*/
-#define SCB_FREE 0x0000 /* on the free list */
-#define SCB_ACTIVE 0x0001 /* off the free list */
-#define SCB_PENDQ 0x0002 /* on the pending queue */
-#define SCB_ISSUED 0x0004 /* issued - owner f/w */
-#define SCB_ABORT 0x0008 /* Got an abort for this one */
-#define SCB_RESET 0x0010 /* Got a reset for this one */
+#define SCB_FREE 0x0000 /* on the free list */
+#define SCB_ACTIVE 0x0001 /* off the free list */
+#define SCB_PENDQ 0x0002 /* on the pending queue */
+#define SCB_ISSUED 0x0004 /* issued - owner f/w */
+#define SCB_ABORT 0x0008 /* Got an abort for this one */
+#define SCB_RESET 0x0010 /* Got a reset for this one */
/*
* Utilities declare this strcture size as 1024 bytes. So more fields can
* be added in future.
*/
typedef struct {
- u32 data_size; /* current size in bytes (not including resvd) */
+ u32 data_size; /* current size in bytes (not including resvd) */
- u32 config_signature;
- /* Current value is 0x00282008
+ u32 config_signature;
+ /* Current value is 0x00282008
* 0x28=MAX_LOGICAL_DRIVES,
* 0x20=Number of stripes and
* 0x08=Number of spans */
- u8 fw_version[16]; /* printable ASCI string */
- u8 bios_version[16]; /* printable ASCI string */
- u8 product_name[80]; /* printable ASCI string */
+ u8 fw_version[16]; /* printable ASCI string */
+ u8 bios_version[16]; /* printable ASCI string */
+ u8 product_name[80]; /* printable ASCI string */
- u8 max_commands; /* Max. concurrent commands supported */
- u8 nchannels; /* Number of SCSI Channels detected */
- u8 fc_loop_present; /* Number of Fibre Loops detected */
- u8 mem_type; /* EDO, FPM, SDRAM etc */
+ u8 max_commands; /* Max. concurrent commands supported */
+ u8 nchannels; /* Number of SCSI Channels detected */
+ u8 fc_loop_present; /* Number of Fibre Loops detected */
+ u8 mem_type; /* EDO, FPM, SDRAM etc */
- u32 signature;
- u16 dram_size; /* In terms of MB */
- u16 subsysid;
+ u32 signature;
+ u16 dram_size; /* In terms of MB */
+ u16 subsysid;
- u16 subsysvid;
- u8 notify_counters;
- u8 pad1k[889]; /* 135 + 889 resvd = 1024 total size */
-} __attribute__ ((packed)) mega_product_info;
+ u16 subsysvid;
+ u8 notify_counters;
+ u8 pad1k[889]; /* 135 + 889 resvd = 1024 total size */
+} __attribute__((packed)) mega_product_info;
struct notify {
- u32 global_counter; /* Any change increments this counter */
+ u32 global_counter; /* Any change increments this counter */
- u8 param_counter; /* Indicates any params changed */
- u8 param_id; /* Param modified - defined below */
- u16 param_val; /* New val of last param modified */
+ u8 param_counter; /* Indicates any params changed */
+ u8 param_id; /* Param modified - defined below */
+ u16 param_val; /* New val of last param modified */
- u8 write_config_counter; /* write config occurred */
+ u8 write_config_counter; /* write config occurred */
u8 write_config_rsvd[3];
- u8 ldrv_op_counter; /* Indicates ldrv op started/completed */
- u8 ldrv_opid; /* ldrv num */
- u8 ldrv_opcmd; /* ldrv operation - defined below */
- u8 ldrv_opstatus; /* status of the operation */
+ u8 ldrv_op_counter; /* Indicates ldrv op started/completed */
+ u8 ldrv_opid; /* ldrv num */
+ u8 ldrv_opcmd; /* ldrv operation - defined below */
+ u8 ldrv_opstatus; /* status of the operation */
- u8 ldrv_state_counter; /* Indicates change of ldrv state */
- u8 ldrv_state_id; /* ldrv num */
- u8 ldrv_state_new; /* New state */
- u8 ldrv_state_old; /* old state */
+ u8 ldrv_state_counter; /* Indicates change of ldrv state */
+ u8 ldrv_state_id; /* ldrv num */
+ u8 ldrv_state_new; /* New state */
+ u8 ldrv_state_old; /* old state */
- u8 pdrv_state_counter; /* Indicates change of ldrv state */
- u8 pdrv_state_id; /* pdrv id */
- u8 pdrv_state_new; /* New state */
- u8 pdrv_state_old; /* old state */
+ u8 pdrv_state_counter; /* Indicates change of ldrv state */
+ u8 pdrv_state_id; /* pdrv id */
+ u8 pdrv_state_new; /* New state */
+ u8 pdrv_state_old; /* old state */
- u8 pdrv_fmt_counter; /* Indicates pdrv format started/over */
- u8 pdrv_fmt_id; /* pdrv id */
- u8 pdrv_fmt_val; /* format started/over */
+ u8 pdrv_fmt_counter; /* Indicates pdrv format started/over */
+ u8 pdrv_fmt_id; /* pdrv id */
+ u8 pdrv_fmt_val; /* format started/over */
u8 pdrv_fmt_rsvd;
- u8 targ_xfer_counter; /* Indicates SCSI-2 Xfer rate change */
- u8 targ_xfer_id; /* pdrv Id */
- u8 targ_xfer_val; /* new Xfer params of last pdrv */
+ u8 targ_xfer_counter; /* Indicates SCSI-2 Xfer rate change */
+ u8 targ_xfer_id; /* pdrv Id */
+ u8 targ_xfer_val; /* new Xfer params of last pdrv */
u8 targ_xfer_rsvd;
- u8 fcloop_id_chg_counter; /* Indicates loopid changed */
- u8 fcloopid_pdrvid; /* pdrv id */
- u8 fcloop_id0; /* loopid on fc loop 0 */
- u8 fcloop_id1; /* loopid on fc loop 1 */
+ u8 fcloop_id_chg_counter; /* Indicates loopid changed */
+ u8 fcloopid_pdrvid; /* pdrv id */
+ u8 fcloop_id0; /* loopid on fc loop 0 */
+ u8 fcloop_id1; /* loopid on fc loop 1 */
- u8 fcloop_state_counter; /* Indicates loop state changed */
- u8 fcloop_state0; /* state of fc loop 0 */
- u8 fcloop_state1; /* state of fc loop 1 */
+ u8 fcloop_state_counter; /* Indicates loop state changed */
+ u8 fcloop_state0; /* state of fc loop 0 */
+ u8 fcloop_state1; /* state of fc loop 1 */
u8 fcloop_state_rsvd;
-} __attribute__ ((packed));
+} __attribute__((packed));
-#define MAX_NOTIFY_SIZE 0x80
-#define CUR_NOTIFY_SIZE sizeof(struct notify)
+#define MAX_NOTIFY_SIZE 0x80
+#define CUR_NOTIFY_SIZE sizeof(struct notify)
typedef struct {
- u32 data_size; /* current size in bytes (not including resvd) */
+ u32 data_size; /* current size in bytes (not including resvd) */
struct notify notify;
- u8 notify_rsvd[MAX_NOTIFY_SIZE - CUR_NOTIFY_SIZE];
+ u8 notify_rsvd[MAX_NOTIFY_SIZE - CUR_NOTIFY_SIZE];
- u8 rebuild_rate; /* Rebuild rate (0% - 100%) */
- u8 cache_flush_interval; /* In terms of Seconds */
- u8 sense_alert;
- u8 drive_insert_count; /* drive insertion count */
+ u8 rebuild_rate; /* Rebuild rate (0% - 100%) */
+ u8 cache_flush_interval; /* In terms of Seconds */
+ u8 sense_alert;
+ u8 drive_insert_count; /* drive insertion count */
- u8 battery_status;
- u8 num_ldrv; /* No. of Log Drives configured */
- u8 recon_state[MAX_LOGICAL_DRIVES_40LD / 8]; /* State of
+ u8 battery_status;
+ u8 num_ldrv; /* No. of Log Drives configured */
+ u8 recon_state[MAX_LOGICAL_DRIVES_40LD / 8]; /* State of
reconstruct */
- u16 ldrv_op_status[MAX_LOGICAL_DRIVES_40LD / 8]; /* logdrv
+ u16 ldrv_op_status[MAX_LOGICAL_DRIVES_40LD / 8]; /* logdrv
Status */
- u32 ldrv_size[MAX_LOGICAL_DRIVES_40LD];/* Size of each log drv */
- u8 ldrv_prop[MAX_LOGICAL_DRIVES_40LD];
- u8 ldrv_state[MAX_LOGICAL_DRIVES_40LD];/* State of log drives */
- u8 pdrv_state[FC_MAX_PHYSICAL_DEVICES];/* State of phys drvs. */
- u16 pdrv_format[FC_MAX_PHYSICAL_DEVICES / 16];
-
- u8 targ_xfer[80]; /* phys device transfer rate */
- u8 pad1k[263]; /* 761 + 263reserved = 1024 bytes total size */
-} __attribute__ ((packed)) mega_inquiry3;
+ u32 ldrv_size[MAX_LOGICAL_DRIVES_40LD]; /* Size of each log drv */
+ u8 ldrv_prop[MAX_LOGICAL_DRIVES_40LD];
+ u8 ldrv_state[MAX_LOGICAL_DRIVES_40LD]; /* State of log drives */
+ u8 pdrv_state[FC_MAX_PHYSICAL_DEVICES]; /* State of phys drvs. */
+ u16 pdrv_format[FC_MAX_PHYSICAL_DEVICES / 16];
+ u8 targ_xfer[80]; /* phys device transfer rate */
+ u8 pad1k[263]; /* 761 + 263reserved = 1024 bytes total size */
+} __attribute__((packed)) mega_inquiry3;
/* Structures */
typedef struct {
- u8 max_commands; /* Max concurrent commands supported */
- u8 rebuild_rate; /* Rebuild rate - 0% thru 100% */
- u8 max_targ_per_chan; /* Max targ per channel */
- u8 nchannels; /* Number of channels on HBA */
- u8 fw_version[4]; /* Firmware version */
- u16 age_of_flash; /* Number of times FW has been flashed */
- u8 chip_set_value; /* Contents of 0xC0000832 */
- u8 dram_size; /* In MB */
- u8 cache_flush_interval; /* in seconds */
- u8 bios_version[4];
- u8 board_type;
- u8 sense_alert;
- u8 write_config_count; /* Increase with every configuration
+ u8 max_commands; /* Max concurrent commands supported */
+ u8 rebuild_rate; /* Rebuild rate - 0% thru 100% */
+ u8 max_targ_per_chan; /* Max targ per channel */
+ u8 nchannels; /* Number of channels on HBA */
+ u8 fw_version[4]; /* Firmware version */
+ u16 age_of_flash; /* Number of times FW has been flashed */
+ u8 chip_set_value; /* Contents of 0xC0000832 */
+ u8 dram_size; /* In MB */
+ u8 cache_flush_interval; /* in seconds */
+ u8 bios_version[4];
+ u8 board_type;
+ u8 sense_alert;
+ u8 write_config_count; /* Increase with every configuration
change */
- u8 drive_inserted_count; /* Increase with every drive inserted
+ u8 drive_inserted_count; /* Increase with every drive inserted
*/
- u8 inserted_drive; /* Channel:Id of inserted drive */
- u8 battery_status; /*
+ u8 inserted_drive; /* Channel:Id of inserted drive */
+ u8 battery_status; /*
* BIT 0: battery module missing
* BIT 1: VBAD
* BIT 2: temperature high
@@ -357,103 +355,99 @@ typedef struct {
* Bit 6: counter > 1000
* Bit 7: Undefined
*/
- u8 dec_fault_bus_info;
-} __attribute__ ((packed)) mega_adp_info;
-
+ u8 dec_fault_bus_info;
+} __attribute__((packed)) mega_adp_info;
typedef struct {
- u8 num_ldrv; /* Number of logical drives configured */
- u8 rsvd[3];
- u32 ldrv_size[MAX_LOGICAL_DRIVES_8LD];
- u8 ldrv_prop[MAX_LOGICAL_DRIVES_8LD];
- u8 ldrv_state[MAX_LOGICAL_DRIVES_8LD];
-} __attribute__ ((packed)) mega_ldrv_info;
+ u8 num_ldrv; /* Number of logical drives configured */
+ u8 rsvd[3];
+ u32 ldrv_size[MAX_LOGICAL_DRIVES_8LD];
+ u8 ldrv_prop[MAX_LOGICAL_DRIVES_8LD];
+ u8 ldrv_state[MAX_LOGICAL_DRIVES_8LD];
+} __attribute__((packed)) mega_ldrv_info;
typedef struct {
- u8 pdrv_state[MAX_PHYSICAL_DRIVES];
- u8 rsvd;
-} __attribute__ ((packed)) mega_pdrv_info;
+ u8 pdrv_state[MAX_PHYSICAL_DRIVES];
+ u8 rsvd;
+} __attribute__((packed)) mega_pdrv_info;
/* RAID inquiry: Mailbox command 0x05*/
typedef struct {
- mega_adp_info adapter_info;
- mega_ldrv_info logdrv_info;
- mega_pdrv_info pdrv_info;
-} __attribute__ ((packed)) mraid_inquiry;
-
+ mega_adp_info adapter_info;
+ mega_ldrv_info logdrv_info;
+ mega_pdrv_info pdrv_info;
+} __attribute__((packed)) mraid_inquiry;
/* RAID extended inquiry: Mailbox command 0x04*/
typedef struct {
- mraid_inquiry raid_inq;
- u16 phys_drv_format[MAX_CHANNELS];
- u8 stack_attn;
- u8 modem_status;
- u8 rsvd[2];
-} __attribute__ ((packed)) mraid_ext_inquiry;
-
+ mraid_inquiry raid_inq;
+ u16 phys_drv_format[MAX_CHANNELS];
+ u8 stack_attn;
+ u8 modem_status;
+ u8 rsvd[2];
+} __attribute__((packed)) mraid_ext_inquiry;
typedef struct {
- u8 channel;
- u8 target;
-}__attribute__ ((packed)) adp_device;
+ u8 channel;
+ u8 target;
+} __attribute__((packed)) adp_device;
typedef struct {
- u32 start_blk; /* starting block */
- u32 num_blks; /* # of blocks */
- adp_device device[MAX_ROW_SIZE_40LD];
-}__attribute__ ((packed)) adp_span_40ld;
+ u32 start_blk; /* starting block */
+ u32 num_blks; /* # of blocks */
+ adp_device device[MAX_ROW_SIZE_40LD];
+} __attribute__((packed)) adp_span_40ld;
typedef struct {
- u32 start_blk; /* starting block */
- u32 num_blks; /* # of blocks */
- adp_device device[MAX_ROW_SIZE_8LD];
-}__attribute__ ((packed)) adp_span_8ld;
+ u32 start_blk; /* starting block */
+ u32 num_blks; /* # of blocks */
+ adp_device device[MAX_ROW_SIZE_8LD];
+} __attribute__((packed)) adp_span_8ld;
typedef struct {
- u8 span_depth; /* Total # of spans */
- u8 level; /* RAID level */
- u8 read_ahead; /* read ahead, no read ahead, adaptive read
+ u8 span_depth; /* Total # of spans */
+ u8 level; /* RAID level */
+ u8 read_ahead; /* read ahead, no read ahead, adaptive read
ahead */
- u8 stripe_sz; /* Encoded stripe size */
- u8 status; /* Status of the logical drive */
- u8 write_mode; /* write mode, write_through/write_back */
- u8 direct_io; /* direct io or through cache */
- u8 row_size; /* Number of stripes in a row */
-} __attribute__ ((packed)) logdrv_param;
+ u8 stripe_sz; /* Encoded stripe size */
+ u8 status; /* Status of the logical drive */
+ u8 write_mode; /* write mode, write_through/write_back */
+ u8 direct_io; /* direct io or through cache */
+ u8 row_size; /* Number of stripes in a row */
+} __attribute__((packed)) logdrv_param;
typedef struct {
- logdrv_param lparam;
- adp_span_40ld span[MAX_SPAN_DEPTH];
-}__attribute__ ((packed)) logdrv_40ld;
+ logdrv_param lparam;
+ adp_span_40ld span[MAX_SPAN_DEPTH];
+} __attribute__((packed)) logdrv_40ld;
typedef struct {
- logdrv_param lparam;
- adp_span_8ld span[MAX_SPAN_DEPTH];
-}__attribute__ ((packed)) logdrv_8ld;
+ logdrv_param lparam;
+ adp_span_8ld span[MAX_SPAN_DEPTH];
+} __attribute__((packed)) logdrv_8ld;
typedef struct {
- u8 type; /* Type of the device */
- u8 cur_status; /* current status of the device */
- u8 tag_depth; /* Level of tagging */
- u8 sync_neg; /* sync negotiation - ENABLE or DISABLE */
- u32 size; /* configurable size in terms of 512 byte
+ u8 type; /* Type of the device */
+ u8 cur_status; /* current status of the device */
+ u8 tag_depth; /* Level of tagging */
+ u8 sync_neg; /* sync negotiation - ENABLE or DISABLE */
+ u32 size; /* configurable size in terms of 512 byte
blocks */
-}__attribute__ ((packed)) phys_drv;
+} __attribute__((packed)) phys_drv;
typedef struct {
- u8 nlog_drives; /* number of logical drives */
- u8 resvd[3];
- logdrv_40ld ldrv[MAX_LOGICAL_DRIVES_40LD];
- phys_drv pdrv[MAX_PHYSICAL_DRIVES];
-}__attribute__ ((packed)) disk_array_40ld;
+ u8 nlog_drives; /* number of logical drives */
+ u8 resvd[3];
+ logdrv_40ld ldrv[MAX_LOGICAL_DRIVES_40LD];
+ phys_drv pdrv[MAX_PHYSICAL_DRIVES];
+} __attribute__((packed)) disk_array_40ld;
typedef struct {
- u8 nlog_drives; /* number of logical drives */
- u8 resvd[3];
- logdrv_8ld ldrv[MAX_LOGICAL_DRIVES_8LD];
- phys_drv pdrv[MAX_PHYSICAL_DRIVES];
-}__attribute__ ((packed)) disk_array_8ld;
-
+ u8 nlog_drives; /* number of logical drives */
+ u8 resvd[3];
+ logdrv_8ld ldrv[MAX_LOGICAL_DRIVES_8LD];
+ phys_drv pdrv[MAX_PHYSICAL_DRIVES];
+} __attribute__((packed)) disk_array_8ld;
/*
* User ioctl structure.
@@ -464,7 +458,7 @@ typedef struct {
* without being sent to the card.
*/
/* system call imposed limit. Change accordingly */
-#define IOCTL_MAX_DATALEN 4096
+#define IOCTL_MAX_DATALEN 4096
struct uioctl_t {
u32 inlen;
@@ -483,18 +477,18 @@ struct uioctl_t {
u8 *buffer;
#endif
u32 length;
- } __attribute__ ((packed)) fcs;
- } __attribute__ ((packed)) ui;
- u8 mbox[18]; /* 16 bytes + 2 status bytes */
+ } __attribute__((packed)) fcs;
+ } __attribute__((packed)) ui;
+ u8 mbox[18]; /* 16 bytes + 2 status bytes */
mega_passthru pthru;
#if BITS_PER_LONG == 32
- char __user *data; /* buffer <= 4096 for 0x80 commands */
+ char __user *data; /* buffer <= 4096 for 0x80 commands */
char pad[4];
#endif
#if BITS_PER_LONG == 64
char __user *data;
#endif
-} __attribute__ ((packed));
+} __attribute__((packed));
/*
* struct mcontroller is used to pass information about the controllers in the
@@ -522,28 +516,28 @@ struct mcontroller {
* mailbox structure used for internal commands
*/
typedef struct {
- u8 cmd;
- u8 cmdid;
- u8 opcode;
- u8 subopcode;
- u32 lba;
- u32 xferaddr;
- u8 logdrv;
- u8 rsvd[3];
- u8 numstatus;
- u8 status;
-} __attribute__ ((packed)) megacmd_t;
+ u8 cmd;
+ u8 cmdid;
+ u8 opcode;
+ u8 subopcode;
+ u32 lba;
+ u32 xferaddr;
+ u8 logdrv;
+ u8 rsvd[3];
+ u8 numstatus;
+ u8 status;
+} __attribute__((packed)) megacmd_t;
/*
* Defines for Driver IOCTL interface
*/
-#define MEGAIOC_MAGIC 'm'
+#define MEGAIOC_MAGIC 'm'
-#define MEGAIOC_QNADAP 'm' /* Query # of adapters */
-#define MEGAIOC_QDRVRVER 'e' /* Query driver version */
-#define MEGAIOC_QADAPINFO 'g' /* Query adapter information */
-#define MKADAP(adapno) (MEGAIOC_MAGIC << 8 | (adapno) )
-#define GETADAP(mkadap) ( (mkadap) ^ MEGAIOC_MAGIC << 8 )
+#define MEGAIOC_QNADAP 'm' /* Query # of adapters */
+#define MEGAIOC_QDRVRVER 'e' /* Query driver version */
+#define MEGAIOC_QADAPINFO 'g' /* Query adapter information */
+#define MKADAP(adapno) (MEGAIOC_MAGIC << 8 | (adapno))
+#define GETADAP(mkadap) ((mkadap) ^ MEGAIOC_MAGIC << 8)
/*
* Definition for the new ioctl interface (NIT)
@@ -552,30 +546,29 @@ typedef struct {
/*
* Vendor specific Group-7 commands
*/
-#define VENDOR_SPECIFIC_COMMANDS 0xE0
-#define MEGA_INTERNAL_CMD VENDOR_SPECIFIC_COMMANDS + 0x01
+#define VENDOR_SPECIFIC_COMMANDS 0xE0
+#define MEGA_INTERNAL_CMD VENDOR_SPECIFIC_COMMANDS + 0x01
/*
* The ioctl command. No other command shall be used for this interface
*/
-#define USCSICMD VENDOR_SPECIFIC_COMMANDS
+#define USCSICMD VENDOR_SPECIFIC_COMMANDS
/*
* Data direction flags
*/
-#define UIOC_RD 0x00001
-#define UIOC_WR 0x00002
+#define UIOC_RD 0x00001
+#define UIOC_WR 0x00002
/*
* ioctl opcodes
*/
-#define MBOX_CMD 0x00000 /* DCMD or passthru command */
-#define GET_DRIVER_VER 0x10000 /* Get driver version */
-#define GET_N_ADAP 0x20000 /* Get number of adapters */
-#define GET_ADAP_INFO 0x30000 /* Get information about a adapter */
-#define GET_CAP 0x40000 /* Get ioctl capabilities */
-#define GET_STATS 0x50000 /* Get statistics, including error info */
-
+#define MBOX_CMD 0x00000 /* DCMD or passthru command */
+#define GET_DRIVER_VER 0x10000 /* Get driver version */
+#define GET_N_ADAP 0x20000 /* Get number of adapters */
+#define GET_ADAP_INFO 0x30000 /* Get information about a adapter */
+#define GET_CAP 0x40000 /* Get ioctl capabilities */
+#define GET_STATS 0x50000 /* Get statistics, including error info */
/*
* The ioctl structure.
@@ -583,179 +576,170 @@ typedef struct {
* MBOX_P macro converts a nitioctl_t pointer to megacmd_t pointer.
*/
typedef struct {
- char signature[8]; /* Must contain "MEGANIT" */
- u32 opcode; /* opcode for the command */
- u32 adapno; /* adapter number */
+ char signature[8]; /* Must contain "MEGANIT" */
+ u32 opcode; /* opcode for the command */
+ u32 adapno; /* adapter number */
union {
- u8 __raw_mbox[18];
+ u8 __raw_mbox[18];
void __user *__uaddr; /* xferaddr for non-mbox cmds */
- }__ua;
+ } __ua;
-#define uioc_rmbox __ua.__raw_mbox
-#define MBOX(uioc) ((megacmd_t *)&((uioc).__ua.__raw_mbox[0]))
-#define MBOX_P(uioc) ((megacmd_t __user *)&((uioc)->__ua.__raw_mbox[0]))
-#define uioc_uaddr __ua.__uaddr
+#define uioc_rmbox __ua.__raw_mbox
+#define MBOX(uioc) ((megacmd_t *)&((uioc).__ua.__raw_mbox[0]))
+#define MBOX_P(uioc) ((megacmd_t __user *)&((uioc)->__ua.__raw_mbox[0]))
+#define uioc_uaddr __ua.__uaddr
- u32 xferlen; /* xferlen for DCMD and non-mbox
+ u32 xferlen; /* xferlen for DCMD and non-mbox
commands */
- u32 flags; /* data direction flags */
-}nitioctl_t;
-
+ u32 flags; /* data direction flags */
+} nitioctl_t;
/*
* I/O statistics for some applications like SNMP agent. The caller must
* provide the number of logical drives for which status should be reported.
*/
typedef struct {
- int num_ldrv; /* Number for logical drives for which the
+ int num_ldrv; /* Number for logical drives for which the
status should be reported. */
- u32 nreads[MAX_LOGICAL_DRIVES_40LD]; /* number of reads for
+ u32 nreads[MAX_LOGICAL_DRIVES_40LD]; /* number of reads for
each logical drive */
- u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
+ u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
read for each logical
drive */
- u32 nwrites[MAX_LOGICAL_DRIVES_40LD]; /* number of writes
+ u32 nwrites[MAX_LOGICAL_DRIVES_40LD]; /* number of writes
for each logical
drive */
- u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
+ u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
writes for each
logical drive */
- u32 rd_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of read
+ u32 rd_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of read
errors for each
logical drive */
- u32 wr_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of write
+ u32 wr_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of write
errors for each
logical drive */
-}megastat_t;
-
+} megastat_t;
struct private_bios_data {
- u8 geometry:4; /*
+ u8 geometry : 4; /*
* bits 0-3 - BIOS geometry
* 0x0001 - 1GB
* 0x0010 - 2GB
* 0x1000 - 8GB
* Others values are invalid
*/
- u8 unused:4; /* bits 4-7 are unused */
- u8 boot_drv; /*
+ u8 unused : 4; /* bits 4-7 are unused */
+ u8 boot_drv; /*
* logical drive set as boot drive
* 0..7 - for 8LD cards
* 0..39 - for 40LD cards
*/
- u8 rsvd[12];
- u16 cksum; /* 0-(sum of first 13 bytes of this structure) */
-} __attribute__ ((packed));
-
-
-
+ u8 rsvd[12];
+ u16 cksum; /* 0-(sum of first 13 bytes of this structure) */
+} __attribute__((packed));
/*
* Mailbox and firmware commands and subopcodes used in this driver.
*/
-#define MEGA_MBOXCMD_LREAD 0x01
-#define MEGA_MBOXCMD_LWRITE 0x02
-#define MEGA_MBOXCMD_PASSTHRU 0x03
-#define MEGA_MBOXCMD_ADPEXTINQ 0x04
-#define MEGA_MBOXCMD_ADAPTERINQ 0x05
-#define MEGA_MBOXCMD_LREAD64 0xA7
-#define MEGA_MBOXCMD_LWRITE64 0xA8
-#define MEGA_MBOXCMD_PASSTHRU64 0xC3
-#define MEGA_MBOXCMD_EXTPTHRU 0xE3
+#define MEGA_MBOXCMD_LREAD 0x01
+#define MEGA_MBOXCMD_LWRITE 0x02
+#define MEGA_MBOXCMD_PASSTHRU 0x03
+#define MEGA_MBOXCMD_ADPEXTINQ 0x04
+#define MEGA_MBOXCMD_ADAPTERINQ 0x05
+#define MEGA_MBOXCMD_LREAD64 0xA7
+#define MEGA_MBOXCMD_LWRITE64 0xA8
+#define MEGA_MBOXCMD_PASSTHRU64 0xC3
+#define MEGA_MBOXCMD_EXTPTHRU 0xE3
-#define MAIN_MISC_OPCODE 0xA4 /* f/w misc opcode */
-#define GET_MAX_SG_SUPPORT 0x01 /* get max sg len supported by f/w */
+#define MAIN_MISC_OPCODE 0xA4 /* f/w misc opcode */
+#define GET_MAX_SG_SUPPORT 0x01 /* get max sg len supported by f/w */
-#define FC_NEW_CONFIG 0xA1
-#define NC_SUBOP_PRODUCT_INFO 0x0E
-#define NC_SUBOP_ENQUIRY3 0x0F
-#define ENQ3_GET_SOLICITED_FULL 0x02
-#define OP_DCMD_READ_CONFIG 0x04
-#define NEW_READ_CONFIG_8LD 0x67
-#define READ_CONFIG_8LD 0x07
-#define FLUSH_ADAPTER 0x0A
-#define FLUSH_SYSTEM 0xFE
+#define FC_NEW_CONFIG 0xA1
+#define NC_SUBOP_PRODUCT_INFO 0x0E
+#define NC_SUBOP_ENQUIRY3 0x0F
+#define ENQ3_GET_SOLICITED_FULL 0x02
+#define OP_DCMD_READ_CONFIG 0x04
+#define NEW_READ_CONFIG_8LD 0x67
+#define READ_CONFIG_8LD 0x07
+#define FLUSH_ADAPTER 0x0A
+#define FLUSH_SYSTEM 0xFE
/*
* Command for random deletion of logical drives
*/
-#define FC_DEL_LOGDRV 0xA4 /* f/w command */
-#define OP_SUP_DEL_LOGDRV 0x2A /* is feature supported */
-#define OP_GET_LDID_MAP 0x18 /* get ldid and logdrv number map */
-#define OP_DEL_LOGDRV 0x1C /* delete logical drive */
+#define FC_DEL_LOGDRV 0xA4 /* f/w command */
+#define OP_SUP_DEL_LOGDRV 0x2A /* is feature supported */
+#define OP_GET_LDID_MAP 0x18 /* get ldid and logdrv number map */
+#define OP_DEL_LOGDRV 0x1C /* delete logical drive */
/*
* BIOS commands
*/
-#define IS_BIOS_ENABLED 0x62
-#define GET_BIOS 0x01
-#define CHNL_CLASS 0xA9
-#define GET_CHNL_CLASS 0x00
-#define SET_CHNL_CLASS 0x01
-#define CH_RAID 0x01
-#define CH_SCSI 0x00
-#define BIOS_PVT_DATA 0x40
-#define GET_BIOS_PVT_DATA 0x00
-
+#define IS_BIOS_ENABLED 0x62
+#define GET_BIOS 0x01
+#define CHNL_CLASS 0xA9
+#define GET_CHNL_CLASS 0x00
+#define SET_CHNL_CLASS 0x01
+#define CH_RAID 0x01
+#define CH_SCSI 0x00
+#define BIOS_PVT_DATA 0x40
+#define GET_BIOS_PVT_DATA 0x00
/*
* Commands to support clustering
*/
-#define MEGA_GET_TARGET_ID 0x7D
-#define MEGA_CLUSTER_OP 0x70
-#define MEGA_GET_CLUSTER_MODE 0x02
-#define MEGA_CLUSTER_CMD 0x6E
-#define MEGA_RESERVE_LD 0x01
-#define MEGA_RELEASE_LD 0x02
-#define MEGA_RESET_RESERVATIONS 0x03
-#define MEGA_RESERVATION_STATUS 0x04
-#define MEGA_RESERVE_PD 0x05
-#define MEGA_RELEASE_PD 0x06
-
+#define MEGA_GET_TARGET_ID 0x7D
+#define MEGA_CLUSTER_OP 0x70
+#define MEGA_GET_CLUSTER_MODE 0x02
+#define MEGA_CLUSTER_CMD 0x6E
+#define MEGA_RESERVE_LD 0x01
+#define MEGA_RELEASE_LD 0x02
+#define MEGA_RESET_RESERVATIONS 0x03
+#define MEGA_RESERVATION_STATUS 0x04
+#define MEGA_RESERVE_PD 0x05
+#define MEGA_RELEASE_PD 0x06
/*
* Module battery status
*/
-#define MEGA_BATT_MODULE_MISSING 0x01
-#define MEGA_BATT_LOW_VOLTAGE 0x02
-#define MEGA_BATT_TEMP_HIGH 0x04
-#define MEGA_BATT_PACK_MISSING 0x08
-#define MEGA_BATT_CHARGE_MASK 0x30
-#define MEGA_BATT_CHARGE_DONE 0x00
-#define MEGA_BATT_CHARGE_INPROG 0x10
-#define MEGA_BATT_CHARGE_FAIL 0x20
-#define MEGA_BATT_CYCLES_EXCEEDED 0x40
+#define MEGA_BATT_MODULE_MISSING 0x01
+#define MEGA_BATT_LOW_VOLTAGE 0x02
+#define MEGA_BATT_TEMP_HIGH 0x04
+#define MEGA_BATT_PACK_MISSING 0x08
+#define MEGA_BATT_CHARGE_MASK 0x30
+#define MEGA_BATT_CHARGE_DONE 0x00
+#define MEGA_BATT_CHARGE_INPROG 0x10
+#define MEGA_BATT_CHARGE_FAIL 0x20
+#define MEGA_BATT_CYCLES_EXCEEDED 0x40
/*
* Physical drive states.
*/
-#define PDRV_UNCNF 0
-#define PDRV_ONLINE 3
-#define PDRV_FAILED 4
-#define PDRV_RBLD 5
-#define PDRV_HOTSPARE 6
-
+#define PDRV_UNCNF 0
+#define PDRV_ONLINE 3
+#define PDRV_FAILED 4
+#define PDRV_RBLD 5
+#define PDRV_HOTSPARE 6
/*
* Raid logical drive states.
*/
-#define RDRV_OFFLINE 0
-#define RDRV_DEGRADED 1
-#define RDRV_OPTIMAL 2
-#define RDRV_DELETED 3
+#define RDRV_OFFLINE 0
+#define RDRV_DEGRADED 1
+#define RDRV_OPTIMAL 2
+#define RDRV_DELETED 3
/*
* Read, write and cache policies
*/
-#define NO_READ_AHEAD 0
-#define READ_AHEAD 1
-#define ADAP_READ_AHEAD 2
-#define WRMODE_WRITE_THRU 0
-#define WRMODE_WRITE_BACK 1
-#define CACHED_IO 0
-#define DIRECT_IO 1
-
+#define NO_READ_AHEAD 0
+#define READ_AHEAD 1
+#define ADAP_READ_AHEAD 2
+#define WRMODE_WRITE_THRU 0
+#define WRMODE_WRITE_BACK 1
+#define CACHED_IO 0
+#define DIRECT_IO 1
#define SCSI_LIST(scp) ((struct list_head *)(&(scp)->SCp))
@@ -763,169 +747,161 @@ struct private_bios_data {
* Each controller's soft state
*/
typedef struct {
- int this_id; /* our id, may set to different than 7 if
+ int this_id; /* our id, may set to different than 7 if
clustering is available */
- u32 flag;
+ u32 flag;
- unsigned long base;
- void __iomem *mmio_base;
+ unsigned long base;
+ void __iomem *mmio_base;
/* mbox64 with mbox not aligned on 16-byte boundary */
- mbox64_t *una_mbox64;
- dma_addr_t una_mbox64_dma;
+ mbox64_t *una_mbox64;
+ dma_addr_t una_mbox64_dma;
- volatile mbox64_t *mbox64;/* ptr to 64-bit mailbox */
- volatile mbox_t *mbox; /* ptr to standard mailbox */
- dma_addr_t mbox_dma;
+ volatile mbox64_t *mbox64; /* ptr to 64-bit mailbox */
+ volatile mbox_t *mbox; /* ptr to standard mailbox */
+ dma_addr_t mbox_dma;
- struct pci_dev *dev;
+ struct pci_dev *dev;
- struct list_head free_list;
- struct list_head pending_list;
- struct list_head completed_list;
+ struct list_head free_list;
+ struct list_head pending_list;
+ struct list_head completed_list;
- struct Scsi_Host *host;
+ struct Scsi_Host *host;
-#define MEGA_BUFFER_SIZE (2*1024)
- u8 *mega_buffer;
- dma_addr_t buf_dma_handle;
+#define MEGA_BUFFER_SIZE (2 * 1024)
+ u8 *mega_buffer;
+ dma_addr_t buf_dma_handle;
- mega_product_info product_info;
+ mega_product_info product_info;
- u8 max_cmds;
- scb_t *scb_list;
+ u8 max_cmds;
+ scb_t *scb_list;
- atomic_t pend_cmds; /* maintain a counter for pending
+ atomic_t pend_cmds; /* maintain a counter for pending
commands in firmware */
#if MEGA_HAVE_STATS
- u32 nreads[MAX_LOGICAL_DRIVES_40LD];
- u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD];
- u32 nwrites[MAX_LOGICAL_DRIVES_40LD];
- u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD];
- u32 rd_errors[MAX_LOGICAL_DRIVES_40LD];
- u32 wr_errors[MAX_LOGICAL_DRIVES_40LD];
+ u32 nreads[MAX_LOGICAL_DRIVES_40LD];
+ u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD];
+ u32 nwrites[MAX_LOGICAL_DRIVES_40LD];
+ u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD];
+ u32 rd_errors[MAX_LOGICAL_DRIVES_40LD];
+ u32 wr_errors[MAX_LOGICAL_DRIVES_40LD];
#endif
/* Host adapter parameters */
- u8 numldrv;
- u8 fw_version[7];
- u8 bios_version[7];
+ u8 numldrv;
+ u8 fw_version[7];
+ u8 bios_version[7];
#ifdef CONFIG_PROC_FS
- struct proc_dir_entry *controller_proc_dir_entry;
+ struct proc_dir_entry *controller_proc_dir_entry;
#endif
- int has_64bit_addr; /* are we using 64-bit addressing */
- int support_ext_cdb;
- int boot_ldrv_enabled;
- int boot_ldrv;
- int boot_pdrv_enabled; /* boot from physical drive */
- int boot_pdrv_ch; /* boot physical drive channel */
- int boot_pdrv_tgt; /* boot physical drive target */
+ int has_64bit_addr; /* are we using 64-bit addressing */
+ int support_ext_cdb;
+ int boot_ldrv_enabled;
+ int boot_ldrv;
+ int boot_pdrv_enabled; /* boot from physical drive */
+ int boot_pdrv_ch; /* boot physical drive channel */
+ int boot_pdrv_tgt; /* boot physical drive target */
-
- int support_random_del; /* Do we support random deletion of
+ int support_random_del; /* Do we support random deletion of
logdrvs */
- int read_ldidmap; /* set after logical drive deltion. The
+ int read_ldidmap; /* set after logical drive deltion. The
logical drive number must be read from the
map */
- atomic_t quiescent; /* a stage reached when delete logical
+ atomic_t quiescent; /* a stage reached when delete logical
drive needs to be done. Stop
sending requests to the hba till
delete operation is completed */
- spinlock_t lock;
+ spinlock_t lock;
- u8 logdrv_chan[MAX_CHANNELS+NVIRT_CHAN]; /* logical drive are on
+ u8 logdrv_chan[MAX_CHANNELS + NVIRT_CHAN]; /* logical drive are on
what channels. */
- int mega_ch_class;
+ int mega_ch_class;
- u8 sglen; /* f/w supported scatter-gather list length */
+ u8 sglen; /* f/w supported scatter-gather list length */
- scb_t int_scb;
- struct mutex int_mtx; /* To synchronize the internal
+ scb_t int_scb;
+ struct mutex int_mtx; /* To synchronize the internal
commands */
- int int_status; /* status of internal cmd */
- struct completion int_waitq; /* wait queue for internal
+ int int_status; /* status of internal cmd */
+ struct completion int_waitq; /* wait queue for internal
cmds */
- int has_cluster; /* cluster support on this HBA */
-}adapter_t;
-
+ int has_cluster; /* cluster support on this HBA */
+} adapter_t;
struct mega_hbas {
int is_bios_enabled;
adapter_t *hostdata_addr;
};
-
/*
* For state flag. Do not use LSB(8 bits) which are
* reserved for storing info about channels.
*/
-#define IN_ABORT 0x80000000L
-#define IN_RESET 0x40000000L
-#define BOARD_MEMMAP 0x20000000L
-#define BOARD_IOMAP 0x10000000L
-#define BOARD_40LD 0x08000000L
-#define BOARD_64BIT 0x04000000L
+#define IN_ABORT 0x80000000L
+#define IN_RESET 0x40000000L
+#define BOARD_MEMMAP 0x20000000L
+#define BOARD_IOMAP 0x10000000L
+#define BOARD_40LD 0x08000000L
+#define BOARD_64BIT 0x04000000L
-#define INTR_VALID 0x40
+#define INTR_VALID 0x40
-#define PCI_CONF_AMISIG 0xa0
-#define PCI_CONF_AMISIG64 0xa4
+#define PCI_CONF_AMISIG 0xa0
+#define PCI_CONF_AMISIG64 0xa4
-
-#define MEGA_DMA_TYPE_NONE 0xFFFF
-#define MEGA_BULK_DATA 0x0001
-#define MEGA_SGLIST 0x0002
+#define MEGA_DMA_TYPE_NONE 0xFFFF
+#define MEGA_BULK_DATA 0x0001
+#define MEGA_SGLIST 0x0002
/*
* Parameters for the io-mapped controllers
*/
/* I/O Port offsets */
-#define CMD_PORT 0x00
-#define ACK_PORT 0x00
-#define TOGGLE_PORT 0x01
-#define INTR_PORT 0x0a
-
-#define MBOX_BUSY_PORT 0x00
-#define MBOX_PORT0 0x04
-#define MBOX_PORT1 0x05
-#define MBOX_PORT2 0x06
-#define MBOX_PORT3 0x07
-#define ENABLE_MBOX_REGION 0x0B
+#define CMD_PORT 0x00
+#define ACK_PORT 0x00
+#define TOGGLE_PORT 0x01
+#define INTR_PORT 0x0a
+
+#define MBOX_BUSY_PORT 0x00
+#define MBOX_PORT0 0x04
+#define MBOX_PORT1 0x05
+#define MBOX_PORT2 0x06
+#define MBOX_PORT3 0x07
+#define ENABLE_MBOX_REGION 0x0B
/* I/O Port Values */
-#define ISSUE_BYTE 0x10
-#define ACK_BYTE 0x08
-#define ENABLE_INTR_BYTE 0xc0
-#define DISABLE_INTR_BYTE 0x00
-#define VALID_INTR_BYTE 0x40
-#define MBOX_BUSY_BYTE 0x10
-#define ENABLE_MBOX_BYTE 0x00
-
+#define ISSUE_BYTE 0x10
+#define ACK_BYTE 0x08
+#define ENABLE_INTR_BYTE 0xc0
+#define DISABLE_INTR_BYTE 0x00
+#define VALID_INTR_BYTE 0x40
+#define MBOX_BUSY_BYTE 0x10
+#define ENABLE_MBOX_BYTE 0x00
/* Setup some port macros here */
-#define issue_command(adapter) \
- outb_p(ISSUE_BYTE, (adapter)->base + CMD_PORT)
+#define issue_command(adapter) outb_p(ISSUE_BYTE, (adapter)->base + CMD_PORT)
-#define irq_state(adapter) inb_p((adapter)->base + INTR_PORT)
+#define irq_state(adapter) inb_p((adapter)->base + INTR_PORT)
-#define set_irq_state(adapter, value) \
- outb_p((value), (adapter)->base + INTR_PORT)
+#define set_irq_state(adapter, value) \
+ outb_p((value), (adapter)->base + INTR_PORT)
-#define irq_ack(adapter) \
- outb_p(ACK_BYTE, (adapter)->base + ACK_PORT)
+#define irq_ack(adapter) outb_p(ACK_BYTE, (adapter)->base + ACK_PORT)
-#define irq_enable(adapter) \
+#define irq_enable(adapter) \
outb_p(ENABLE_INTR_BYTE, (adapter)->base + TOGGLE_PORT)
-#define irq_disable(adapter) \
+#define irq_disable(adapter) \
outb_p(DISABLE_INTR_BYTE, (adapter)->base + TOGGLE_PORT)
-
/*
* This is our SYSDEP area. All kernel specific detail should be placed here -
* as much as possible
@@ -935,14 +911,14 @@ struct mega_hbas {
* End of SYSDEP area
*/
-const char *megaraid_info (struct Scsi_Host *);
+const char *megaraid_info(struct Scsi_Host *);
static int mega_query_adapter(adapter_t *);
static int issue_scb(adapter_t *, scb_t *);
static int mega_setup_mailbox(adapter_t *);
-static int megaraid_queue (struct Scsi_Host *, struct scsi_cmnd *);
-static scb_t * mega_build_cmd(adapter_t *, struct scsi_cmnd *, int *);
+static int megaraid_queue(struct Scsi_Host *, struct scsi_cmnd *);
+static scb_t *mega_build_cmd(adapter_t *, struct scsi_cmnd *, int *);
static void __mega_runpendq(adapter_t *);
static int issue_scb_block(adapter_t *, u_char *);
@@ -955,25 +931,25 @@ static int megaraid_abort(struct scsi_cmnd *);
static int megaraid_reset(struct scsi_cmnd *);
static int megaraid_abort_and_reset(adapter_t *, struct scsi_cmnd *, int);
static int megaraid_biosparam(struct scsi_device *, struct block_device *,
- sector_t, int []);
-
-static int mega_build_sglist (adapter_t *adapter, scb_t *scb,
- u32 *buffer, u32 *length);
-static int __mega_busywait_mbox (adapter_t *);
-static void mega_rundoneq (adapter_t *);
-static void mega_cmd_done(adapter_t *, u8 [], int, int);
-static inline void mega_free_sgl (adapter_t *adapter);
-static void mega_8_to_40ld (mraid_inquiry *inquiry,
- mega_inquiry3 *enquiry3, mega_product_info *);
-
-static int megadev_open (struct inode *, struct file *);
-static int megadev_ioctl (struct file *, unsigned int, unsigned long);
+ sector_t, int[]);
+
+static int mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buffer,
+ u32 *length);
+static int __mega_busywait_mbox(adapter_t *);
+static void mega_rundoneq(adapter_t *);
+static void mega_cmd_done(adapter_t *, u8[], int, int);
+static inline void mega_free_sgl(adapter_t *adapter);
+static void mega_8_to_40ld(mraid_inquiry *inquiry, mega_inquiry3 *enquiry3,
+ mega_product_info *);
+
+static int megadev_open(struct inode *, struct file *);
+static int megadev_ioctl(struct file *, unsigned int, unsigned long);
static int mega_m_to_n(void __user *, nitioctl_t *);
static int mega_n_to_m(void __user *, megacmd_t *);
-static int mega_init_scb (adapter_t *);
+static int mega_init_scb(adapter_t *);
-static int mega_is_bios_enabled (adapter_t *);
+static int mega_is_bios_enabled(adapter_t *);
#ifdef CONFIG_PROC_FS
static void mega_create_proc_entry(int, struct proc_dir_entry *);
@@ -982,10 +958,10 @@ static int mega_internal_dev_inquiry(adapter_t *, u8, u8, dma_addr_t);
#endif
static int mega_support_ext_cdb(adapter_t *);
-static mega_passthru* mega_prepare_passthru(adapter_t *, scb_t *,
- struct scsi_cmnd *, int, int);
-static mega_ext_passthru* mega_prepare_extpassthru(adapter_t *,
- scb_t *, struct scsi_cmnd *, int, int);
+static mega_passthru *mega_prepare_passthru(adapter_t *, scb_t *,
+ struct scsi_cmnd *, int, int);
+static mega_ext_passthru *
+mega_prepare_extpassthru(adapter_t *, scb_t *, struct scsi_cmnd *, int, int);
static void mega_enum_raid_scsi(adapter_t *);
static void mega_get_boot_drv(adapter_t *);
static int mega_support_random_del(adapter_t *);