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Commit cd509844 authored by Linus Torvalds's avatar Linus Torvalds
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wd7000 indent pass, no code changes 

indent -kr -i8 -bri0 -l255 wd7000.{c,h}
parent 6f720ad0
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Showing with 919 additions and 968 deletions
drivers/scsi/wd7000.c
View file @ cd509844
......@@ -244,15 +244,13 @@ typedef struct adapter {
/*
* (linear) base address for ROM BIOS
*/
static const long wd7000_biosaddr[] =
{
static const long wd7000_biosaddr[] = {
0xc0000, 0xc2000, 0xc4000, 0xc6000, 0xc8000, 0xca000, 0xcc000, 0xce000,
0xd0000, 0xd2000, 0xd4000, 0xd6000, 0xd8000, 0xda000, 0xdc000, 0xde000
};
#define NUM_ADDRS (sizeof(wd7000_biosaddr)/sizeof(long))
static const unsigned short wd7000_iobase[] =
{
static const unsigned short wd7000_iobase[] = {
0x0300, 0x0308, 0x0310, 0x0318, 0x0320, 0x0328, 0x0330, 0x0338,
0x0340, 0x0348, 0x0350, 0x0358, 0x0360, 0x0368, 0x0370, 0x0378,
0x0380, 0x0388, 0x0390, 0x0398, 0x03a0, 0x03a8, 0x03b0, 0x03b8,
......@@ -294,12 +292,11 @@ typedef struct {
/*
* Add here your configuration...
*/
static Config configs[] =
{
{ 15, 6, 0x350, BUS_ON, BUS_OFF }, /* defaults for single adapter */
{ 11, 5, 0x320, BUS_ON, BUS_OFF }, /* defaults for second adapter */
{ 7, 6, 0x350, BUS_ON, BUS_OFF }, /* My configuration (Zaga) */
{ -1, -1, 0x0, BUS_ON, BUS_OFF } /* Empty slot */
static Config configs[] = {
{15, 6, 0x350, BUS_ON, BUS_OFF}, /* defaults for single adapter */
{11, 5, 0x320, BUS_ON, BUS_OFF}, /* defaults for second adapter */
{7, 6, 0x350, BUS_ON, BUS_OFF}, /* My configuration (Zaga) */
{-1, -1, 0x0, BUS_ON, BUS_OFF} /* Empty slot */
};
#define NUM_CONFIGS (sizeof(configs)/sizeof(Config))
......@@ -314,8 +311,7 @@ typedef struct signature {
unsigned len; /* length of string */
} Signature;
static const Signature signatures[] =
{
static const Signature signatures[] = {
{"SSTBIOS", 0x0000d, 7} /* "SSTBIOS" @ offset 0x0000d */
};
#define NUM_SIGNATURES (sizeof(signatures)/sizeof(Signature))
......@@ -594,14 +590,11 @@ static spinlock_t scbpool_lock; /* guards the scb free list and count */
static void __init setup_error(char *mesg, int *ints)
{
if (ints[0] == 3)
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x\" -> %s\n",
ints[1], ints[2], ints[3], mesg);
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x\" -> %s\n", ints[1], ints[2], ints[3], mesg);
else if (ints[0] == 4)
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x,%d\" -> %s\n",
ints[1], ints[2], ints[3], ints[4], mesg);
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x,%d\" -> %s\n", ints[1], ints[2], ints[3], ints[4], mesg);
else
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x,%d,%d\" -> %s\n",
ints[1], ints[2], ints[3], ints[4], ints[5], mesg);
printk(KERN_ERR "wd7000_setup: \"wd7000=%d,%d,0x%x,%d,%d\" -> %s\n", ints[1], ints[2], ints[3], ints[4], ints[5], mesg);
}
......@@ -625,19 +618,15 @@ static int __init wd7000_setup(char *str)
short i;
int ints[6];
(void)get_options(str, ARRAY_SIZE(ints), ints);
(void) get_options(str, ARRAY_SIZE(ints), ints);
if (wd7000_card_num >= NUM_CONFIGS) {
printk(KERN_ERR
"%s: Too many \"wd7000=\" configurations in "
"command line!\n", __FUNCTION__);
printk(KERN_ERR "%s: Too many \"wd7000=\" configurations in " "command line!\n", __FUNCTION__);
return 0;
}
if ((ints[0] < 3) || (ints[0] > 5)) {
printk(KERN_ERR "%s: Error in command line! "
"Usage: wd7000=<IRQ>,<DMA>,IO>[,<BUS_ON>"
"[,<BUS_OFF>]]\n", __FUNCTION__);
printk(KERN_ERR "%s: Error in command line! " "Usage: wd7000=<IRQ>,<DMA>,IO>[,<BUS_ON>" "[,<BUS_OFF>]]\n", __FUNCTION__);
} else {
for (i = 0; i < NUM_IRQS; i++)
if (ints[1] == wd7000_irq[i])
......@@ -671,8 +660,7 @@ static int __init wd7000_setup(char *str)
if (ints[0] > 3) {
if ((ints[4] < 500) || (ints[4] > 31875)) {
setup_error("BUS_ON value is out of range (500"
" to 31875 nanoseconds)!", ints);
setup_error("BUS_ON value is out of range (500" " to 31875 nanoseconds)!", ints);
configs[wd7000_card_num].bus_on = BUS_ON;
} else
configs[wd7000_card_num].bus_on = ints[4] / 125;
......@@ -681,12 +669,10 @@ static int __init wd7000_setup(char *str)
if (ints[0] > 4) {
if ((ints[5] < 500) || (ints[5] > 31875)) {
setup_error("BUS_OFF value is out of range (500"
" to 31875 nanoseconds)!", ints);
setup_error("BUS_OFF value is out of range (500" " to 31875 nanoseconds)!", ints);
configs[wd7000_card_num].bus_off = BUS_OFF;
} else
configs[wd7000_card_num].bus_off = ints[5] /
125;
configs[wd7000_card_num].bus_off = ints[5] / 125;
} else
configs[wd7000_card_num].bus_off = BUS_OFF;
......@@ -696,32 +682,22 @@ static int __init wd7000_setup(char *str)
for (; j < wd7000_card_num; j++)
if (configs[i].irq == configs[j].irq) {
setup_error("duplicated IRQ!",
ints);
setup_error("duplicated IRQ!", ints);
return 0;
}
if (configs[i].dma == configs[j].dma) {
setup_error("duplicated DMA "
"channel!", ints);
setup_error("duplicated DMA " "channel!", ints);
return 0;
}
if (configs[i].iobase ==
configs[j].iobase) {
setup_error("duplicated I/O "
"base address!",
ints);
if (configs[i].iobase == configs[j].iobase) {
setup_error("duplicated I/O " "base address!", ints);
return 0;
}
}
}
dprintk(KERN_DEBUG "wd7000_setup: IRQ=%d, DMA=%d, I/O=0x%x, "
"BUS_ON=%dns, BUS_OFF=%dns\n",
configs[wd7000_card_num].irq,
configs[wd7000_card_num].dma,
configs[wd7000_card_num].iobase,
configs[wd7000_card_num].bus_on * 125,
configs[wd7000_card_num].bus_off * 125);
"BUS_ON=%dns, BUS_OFF=%dns\n", configs[wd7000_card_num].irq, configs[wd7000_card_num].dma, configs[wd7000_card_num].iobase, configs[wd7000_card_num].bus_on * 125, configs[wd7000_card_num].bus_off * 125);
wd7000_card_num++;
}
......@@ -741,11 +717,11 @@ __setup("wd7000=", wd7000_setup);
*/
typedef union { /* let's cheat... */
int i;
unchar u[sizeof (int)]; /* the sizeof(int) makes it more portable */
unchar u[sizeof(int)]; /* the sizeof(int) makes it more portable */
} i_u;
static inline void any2scsi (unchar * scsi, int any)
static inline void any2scsi(unchar * scsi, int any)
{
*scsi++ = ((i_u) any).u[2];
*scsi++ = ((i_u) any).u[1];
......@@ -753,7 +729,7 @@ static inline void any2scsi (unchar * scsi, int any)
}
static inline int scsi2int (unchar * scsi)
static inline int scsi2int(unchar * scsi)
{
i_u result;
......@@ -780,22 +756,22 @@ static inline int scsi2int (unchar * scsi)
#endif
static inline void wd7000_enable_intr (Adapter *host)
static inline void wd7000_enable_intr(Adapter * host)
{
host->control |= INT_EN;
outb (host->control, host->iobase + ASC_CONTROL);
outb(host->control, host->iobase + ASC_CONTROL);
}
static inline void wd7000_enable_dma (Adapter *host)
static inline void wd7000_enable_dma(Adapter * host)
{
unsigned long flags;
host->control |= DMA_EN;
outb (host->control, host->iobase + ASC_CONTROL);
outb(host->control, host->iobase + ASC_CONTROL);
flags = claim_dma_lock();
set_dma_mode (host->dma, DMA_MODE_CASCADE);
enable_dma (host->dma);
set_dma_mode(host->dma, DMA_MODE_CASCADE);
enable_dma(host->dma);
release_dma_lock(flags);
}
......@@ -803,13 +779,13 @@ static inline void wd7000_enable_dma (Adapter *host)
#define WAITnexttimeout 200 /* 2 seconds */
static inline short WAIT (unsigned port, unsigned mask, unsigned allof, unsigned noneof)
static inline short WAIT(unsigned port, unsigned mask, unsigned allof, unsigned noneof)
{
register unsigned WAITbits;
register unsigned long WAITtimeout = jiffies + WAITnexttimeout;
while (time_before_eq(jiffies, WAITtimeout)) {
WAITbits = inb (port) & mask;
WAITbits = inb(port) & mask;
if (((WAITbits & allof) == allof) && ((WAITbits & noneof) == 0))
return (0);
......@@ -819,14 +795,14 @@ static inline short WAIT (unsigned port, unsigned mask, unsigned allof, unsigned
}
static inline int command_out (Adapter * host, unchar * cmd, int len)
static inline int command_out(Adapter * host, unchar * cmd, int len)
{
if (!WAIT (host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
if (!WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
while (len--) {
do {
outb (*cmd, host->iobase + ASC_COMMAND);
WAIT (host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0);
} while (inb (host->iobase + ASC_STAT) & CMD_REJ);
outb(*cmd, host->iobase + ASC_COMMAND);
WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0);
} while (inb(host->iobase + ASC_STAT) & CMD_REJ);
cmd++;
}
......@@ -863,12 +839,12 @@ static inline Scb *alloc_scbs(struct Scsi_Host *host, int needed)
spin_unlock_irq(host->host_lock);
retry:
retry:
while (freescbs < needed) {
timeout = jiffies + WAITnexttimeout;
do {
/* FIXME: can we actually just yield here ?? */
for (now = jiffies; now == jiffies; )
for (now = jiffies; now == jiffies;)
cpu_relax(); /* wait a jiffy */
} while (freescbs < needed && time_before_eq(jiffies, timeout));
/*
......@@ -876,15 +852,14 @@ static inline Scb *alloc_scbs(struct Scsi_Host *host, int needed)
* Otherwise, we timed out and didn't get enough.
*/
if (freescbs < needed) {
printk (KERN_ERR "wd7000: can't get enough free SCBs.\n");
printk(KERN_ERR "wd7000: can't get enough free SCBs.\n");
return (NULL);
}
}
/* Take the lock, then check we didnt get beaten, if so try again */
spin_lock_irqsave(&scbpool_lock, flags);
if(freescbs < needed)
{
if (freescbs < needed) {
spin_unlock_irqrestore(&scbpool_lock, flags);
goto retry;
}
......@@ -904,13 +879,13 @@ static inline Scb *alloc_scbs(struct Scsi_Host *host, int needed)
}
static inline void free_scb (Scb *scb)
static inline void free_scb(Scb * scb)
{
register unsigned long flags;
spin_lock_irqsave(&scbpool_lock, flags);
memset (scb, 0, sizeof (Scb));
memset(scb, 0, sizeof(Scb));
scb->next = scbfree;
scbfree = scb;
freescbs++;
......@@ -919,7 +894,7 @@ static inline void free_scb (Scb *scb)
}
static inline void init_scbs (void)
static inline void init_scbs(void)
{
int i;
......@@ -928,7 +903,7 @@ static inline void init_scbs (void)
/* This is only ever called before the SCB pool is active */
scbfree = &(scbs[0]);
memset (scbs, 0, sizeof (scbs));
memset(scbs, 0, sizeof(scbs));
for (i = 0; i < MAX_SCBS - 1; i++) {
scbs[i].next = &(scbs[i + 1]);
scbs[i].SCpnt = NULL;
......@@ -938,7 +913,7 @@ static inline void init_scbs (void)
}
static int mail_out (Adapter *host, Scb *scbptr)
static int mail_out(Adapter * host, Scb * scbptr)
/*
* Note: this can also be used for ICBs; just cast to the parm type.
*/
......@@ -958,12 +933,11 @@ static int mail_out (Adapter *host, Scb *scbptr)
if (ogmbs[ogmb].status == 0) {
dprintk(" using OGMB 0x%x", ogmb);
ogmbs[ogmb].status = 1;
any2scsi ((unchar *) ogmbs[ogmb].scbptr, (int) scbptr);
any2scsi((unchar *) ogmbs[ogmb].scbptr, (int) scbptr);
*next_ogmb = (ogmb + 1) % OGMB_CNT;
break;
}
else
} else
ogmb = (ogmb + 1) % OGMB_CNT;
}
spin_unlock_irqrestore(host->sh->host_lock, flags);
......@@ -983,10 +957,10 @@ static int mail_out (Adapter *host, Scb *scbptr)
return (0);
}
wd7000_enable_intr (host);
wd7000_enable_intr(host);
start_ogmb = START_OGMB | ogmb;
command_out (host, &start_ogmb, 1);
command_out(host, &start_ogmb, 1);
dprintk(", awaiting interrupt.\n");
......@@ -994,7 +968,7 @@ static int mail_out (Adapter *host, Scb *scbptr)
}
static int make_code (unsigned hosterr, unsigned scsierr)
static int make_code(unsigned hosterr, unsigned scsierr)
{
#ifdef WD7000_DEBUG
int in_error = hosterr;
......@@ -1035,41 +1009,40 @@ static int make_code (unsigned hosterr, unsigned scsierr)
}
#ifdef WD7000_DEBUG
if (scsierr || hosterr)
dprintk("\nSCSI command error: SCSI 0x%02x host 0x%04x return %d\n",
scsierr, in_error, hosterr);
dprintk("\nSCSI command error: SCSI 0x%02x host 0x%04x return %d\n", scsierr, in_error, hosterr);
#endif
return (scsierr | (hosterr << 16));
}
static void wd7000_scsi_done (Scsi_Cmnd *SCpnt)
static void wd7000_scsi_done(Scsi_Cmnd * SCpnt)
{
dprintk("wd7000_scsi_done: 0x%06lx\n", (long)SCpnt);
dprintk("wd7000_scsi_done: 0x%06lx\n", (long) SCpnt);
SCpnt->SCp.phase = 0;
}
#define wd7000_intr_ack(host) outb (0, host->iobase + ASC_INTR_ACK)
static void wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
static void wd7000_intr_handle(int irq, void *dev_id, struct pt_regs *regs)
{
register int flag, icmb, errstatus, icmb_status;
register int host_error, scsi_error;
register Scb *scb; /* for SCSI commands */
register IcbAny *icb; /* for host commands */
register Scsi_Cmnd *SCpnt;
Adapter *host = (Adapter *)dev_id;
Adapter *host = (Adapter *) dev_id;
Mailbox *icmbs = host->mb.icmb;
host->int_counter++;
dprintk("wd7000_intr_handle: irq = %d, host = 0x%06lx\n", irq, (long) host);
flag = inb (host->iobase + ASC_INTR_STAT);
flag = inb(host->iobase + ASC_INTR_STAT);
dprintk("wd7000_intr_handle: intr stat = 0x%02x\n", flag);
if (!(inb (host->iobase + ASC_STAT) & INT_IM)) {
if (!(inb(host->iobase + ASC_STAT) & INT_IM)) {
/* NB: these are _very_ possible if IRQ 15 is being used, since
* it's the "garbage collector" on the 2nd 8259 PIC. Specifically,
* any interrupt signal into the 8259 which can't be identified
......@@ -1079,7 +1052,7 @@ static void wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
* problems would be indistinguishable from valid interrupts...
*/
dprintk("wd7000_intr_handle: phantom interrupt...\n");
wd7000_intr_ack (host);
wd7000_intr_ack(host);
return;
}
......@@ -1092,36 +1065,33 @@ static void wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
* used in mail_out(), wake_up() should correspondingly be called
* here. For now, we don't need to do anything special.
*/
wd7000_intr_ack (host);
wd7000_intr_ack(host);
return;
}
else {
} else {
/* The interrupt is for an incoming mailbox */
icmb = flag & MB_MASK;
icmb_status = icmbs[icmb].status;
if (icmb_status & 0x80) { /* unsolicited - result in ICMB */
dprintk("wd7000_intr_handle: unsolicited interrupt 0x%02x\n",
icmb_status);
wd7000_intr_ack (host);
dprintk("wd7000_intr_handle: unsolicited interrupt 0x%02x\n", icmb_status);
wd7000_intr_ack(host);
return;
}
/* Aaaargh! (Zaga) */
scb = isa_bus_to_virt(scsi2int ((unchar *) icmbs[icmb].scbptr));
scb = isa_bus_to_virt(scsi2int((unchar *) icmbs[icmb].scbptr));
icmbs[icmb].status = 0;
if (!(scb->op & ICB_OP_MASK)) { /* an SCB is done */
SCpnt = scb->SCpnt;
if (--(SCpnt->SCp.phase) <= 0) { /* all scbs are done */
host_error = scb->vue | (icmb_status << 8);
scsi_error = scb->status;
errstatus = make_code (host_error, scsi_error);
errstatus = make_code(host_error, scsi_error);
SCpnt->result = errstatus;
free_scb (scb);
free_scb(scb);
SCpnt->scsi_done (SCpnt);
SCpnt->scsi_done(SCpnt);
}
}
else { /* an ICB is done */
} else { /* an ICB is done */
icb = (IcbAny *) scb;
icb->status = icmb_status;
icb->phase = 0;
......@@ -1129,12 +1099,12 @@ static void wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
} /* incoming mailbox */
}
wd7000_intr_ack (host);
wd7000_intr_ack(host);
dprintk("wd7000_intr_handle: return from interrupt handler\n");
}
static void do_wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
static void do_wd7000_intr_handle(int irq, void *dev_id, struct pt_regs *regs)
{
unsigned long flags;
struct Scsi_Host *host = dev_id;
......@@ -1145,7 +1115,7 @@ static void do_wd7000_intr_handle (int irq, void *dev_id, struct pt_regs *regs)
}
static int wd7000_queuecommand (Scsi_Cmnd *SCpnt, void (*done) (Scsi_Cmnd *))
static int wd7000_queuecommand(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
{
register Scb *scb;
register Sgb *sgb;
......@@ -1160,7 +1130,7 @@ static int wd7000_queuecommand (Scsi_Cmnd *SCpnt, void (*done) (Scsi_Cmnd *))
SCpnt->SCp.phase = 1;
scb = alloc_scbs(SCpnt->host, 1);
scb->idlun = idlun;
memcpy (scb->cdb, cdb, cdblen);
memcpy(scb->cdb, cdb, cdblen);
scb->direc = 0x40; /* Disable direction check */
scb->SCpnt = SCpnt; /* so we can find stuff later */
......@@ -1172,42 +1142,39 @@ static int wd7000_queuecommand (Scsi_Cmnd *SCpnt, void (*done) (Scsi_Cmnd *))
unsigned i;
if (SCpnt->host->sg_tablesize == SG_NONE) {
panic ("wd7000_queuecommand: scatter/gather not supported.\n");
panic("wd7000_queuecommand: scatter/gather not supported.\n");
}
dprintk ("Using scatter/gather with %d elements.\n", SCpnt->use_sg);
dprintk("Using scatter/gather with %d elements.\n", SCpnt->use_sg);
sgb = scb->sgb;
scb->op = 1;
any2scsi (scb->dataptr, (int) sgb);
any2scsi (scb->maxlen, SCpnt->use_sg * sizeof (Sgb));
any2scsi(scb->dataptr, (int) sgb);
any2scsi(scb->maxlen, SCpnt->use_sg * sizeof(Sgb));
for (i = 0; i < SCpnt->use_sg; i++) {
any2scsi (sgb[i].ptr,
isa_page_to_bus(sg[i].page) + sg[i].offset);
any2scsi (sgb[i].len, sg[i].length);
}
any2scsi(sgb[i].ptr, isa_page_to_bus(sg[i].page) + sg[i].offset);
any2scsi(sgb[i].len, sg[i].length);
}
else {
} else {
scb->op = 0;
any2scsi (scb->dataptr, isa_virt_to_bus(SCpnt->request_buffer));
any2scsi (scb->maxlen, SCpnt->request_bufflen);
any2scsi(scb->dataptr, isa_virt_to_bus(SCpnt->request_buffer));
any2scsi(scb->maxlen, SCpnt->request_bufflen);
}
/* FIXME: drop lock and yield here ? */
while (!mail_out (host, scb))
while (!mail_out(host, scb))
cpu_relax(); /* keep trying */
return 0;
}
static int wd7000_command (Scsi_Cmnd *SCpnt)
static int wd7000_command(Scsi_Cmnd * SCpnt)
{
wd7000_queuecommand (SCpnt, wd7000_scsi_done);
wd7000_queuecommand(SCpnt, wd7000_scsi_done);
while (SCpnt->SCp.phase > 0)
{
while (SCpnt->SCp.phase > 0) {
cpu_relax();
barrier(); /* phase counts scbs down to 0 */
}
......@@ -1216,36 +1183,34 @@ static int wd7000_command (Scsi_Cmnd *SCpnt)
}
static int wd7000_diagnostics (Adapter *host, int code)
static int wd7000_diagnostics(Adapter * host, int code)
{
static IcbDiag icb = {ICB_OP_DIAGNOSTICS};
static IcbDiag icb = { ICB_OP_DIAGNOSTICS };
static unchar buf[256];
unsigned long timeout;
icb.type = code;
any2scsi (icb.len, sizeof (buf));
any2scsi (icb.ptr, (int) &buf);
any2scsi(icb.len, sizeof(buf));
any2scsi(icb.ptr, (int) &buf);
icb.phase = 1;
/*
* This routine is only called at init, so there should be OGMBs
* available. I'm assuming so here. If this is going to
* fail, I can just let the timeout catch the failure.
*/
mail_out (host, (struct scb *) &icb);
mail_out(host, (struct scb *) &icb);
timeout = jiffies + WAITnexttimeout; /* wait up to 2 seconds */
while (icb.phase && time_before(jiffies, timeout))
{
while (icb.phase && time_before(jiffies, timeout)) {
cpu_relax(); /* wait for completion */
barrier();
}
if (icb.phase) {
printk ("wd7000_diagnostics: timed out.\n");
printk("wd7000_diagnostics: timed out.\n");
return (0);
}
if (make_code (icb.vue | (icb.status << 8), 0)) {
printk ("wd7000_diagnostics: failed (0x%02x,0x%02x)\n",
icb.vue, icb.status);
if (make_code(icb.vue | (icb.status << 8), 0)) {
printk("wd7000_diagnostics: failed (0x%02x,0x%02x)\n", icb.vue, icb.status);
return (0);
}
......@@ -1253,16 +1218,15 @@ static int wd7000_diagnostics (Adapter *host, int code)
}
static int wd7000_adapter_reset(Adapter *host)
static int wd7000_adapter_reset(Adapter * host)
{
InitCmd init_cmd =
{
InitCmd init_cmd = {
INITIALIZATION,
7,
host->bus_on,
host->bus_off,
0,
{ 0, 0, 0 },
{0, 0, 0},
OGMB_CNT,
ICMB_CNT
};
......@@ -1271,74 +1235,81 @@ static int wd7000_adapter_reset(Adapter *host)
* Reset the adapter - only. The SCSI bus was initialized at power-up,
* and we need to do this just so we control the mailboxes, etc.
*/
outb (ASC_RES, host->iobase + ASC_CONTROL);
outb(ASC_RES, host->iobase + ASC_CONTROL);
udelay(40); /* reset pulse: this is 40us, only need 25us */
outb (0, host->iobase + ASC_CONTROL);
outb(0, host->iobase + ASC_CONTROL);
host->control = 0; /* this must always shadow ASC_CONTROL */
if (WAIT (host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
printk ("wd7000_init: WAIT timed out.\n");
if (WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
printk("wd7000_init: WAIT timed out.\n");
return -1; /* -1 = not ok */
}
if ((diag = inb (host->iobase + ASC_INTR_STAT)) != 1) {
printk ("wd7000_init: ");
if ((diag = inb(host->iobase + ASC_INTR_STAT)) != 1) {
printk("wd7000_init: ");
switch (diag) {
case 2: printk ("RAM failure.\n");
case 2:
printk("RAM failure.\n");
break;
case 3: printk ("FIFO R/W failed\n");
case 3:
printk("FIFO R/W failed\n");
break;
case 4: printk ("SBIC register R/W failed\n");
case 4:
printk("SBIC register R/W failed\n");
break;
case 5: printk ("Initialization D-FF failed.\n");
case 5:
printk("Initialization D-FF failed.\n");
break;
case 6: printk ("Host IRQ D-FF failed.\n");
case 6:
printk("Host IRQ D-FF failed.\n");
break;
case 7: printk ("ROM checksum error.\n");
case 7:
printk("ROM checksum error.\n");
break;
default: printk ("diagnostic code 0x%02Xh received.\n", diag);
default:
printk("diagnostic code 0x%02Xh received.\n", diag);
}
return -1;
}
/* Clear mailboxes */
memset (&(host->mb), 0, sizeof (host->mb));
memset(&(host->mb), 0, sizeof(host->mb));
/* Execute init command */
any2scsi ((unchar *) & (init_cmd.mailboxes), (int) &(host->mb));
if (!command_out (host, (unchar *) &init_cmd, sizeof (init_cmd))) {
printk (KERN_ERR "wd7000_adapter_reset: adapter initialization failed.\n");
any2scsi((unchar *) & (init_cmd.mailboxes), (int) &(host->mb));
if (!command_out(host, (unchar *) & init_cmd, sizeof(init_cmd))) {
printk(KERN_ERR "wd7000_adapter_reset: adapter initialization failed.\n");
return -1;
}
if (WAIT (host->iobase + ASC_STAT, ASC_STATMASK, ASC_INIT, 0)) {
printk ("wd7000_adapter_reset: WAIT timed out.\n");
if (WAIT(host->iobase + ASC_STAT, ASC_STATMASK, ASC_INIT, 0)) {
printk("wd7000_adapter_reset: WAIT timed out.\n");
return -1;
}
return 0;
}
static int wd7000_init (Adapter *host)
static int wd7000_init(Adapter * host)
{
if(wd7000_adapter_reset(host) == -1)
if (wd7000_adapter_reset(host) == -1)
return 0;
if (request_irq (host->irq, do_wd7000_intr_handle, SA_INTERRUPT, "wd7000", host)) {
printk ("wd7000_init: can't get IRQ %d.\n", host->irq);
if (request_irq(host->irq, do_wd7000_intr_handle, SA_INTERRUPT, "wd7000", host)) {
printk("wd7000_init: can't get IRQ %d.\n", host->irq);
return (0);
}
if (request_dma (host->dma, "wd7000")) {
printk ("wd7000_init: can't get DMA channel %d.\n", host->dma);
free_irq (host->irq, host);
if (request_dma(host->dma, "wd7000")) {
printk("wd7000_init: can't get DMA channel %d.\n", host->dma);
free_irq(host->irq, host);
return (0);
}
wd7000_enable_dma (host);
wd7000_enable_intr (host);
wd7000_enable_dma(host);
wd7000_enable_intr(host);
if (!wd7000_diagnostics (host, ICB_DIAG_FULL)) {
free_dma (host->dma);
free_irq (host->irq, NULL);
if (!wd7000_diagnostics(host, ICB_DIAG_FULL)) {
free_dma(host->dma);
free_irq(host->irq, NULL);
return (0);
}
......@@ -1346,10 +1317,9 @@ static int wd7000_init (Adapter *host)
}
static void wd7000_revision (Adapter *host)
static void wd7000_revision(Adapter * host)
{
static IcbRevLvl icb =
{ICB_OP_GET_REVISION};
static IcbRevLvl icb = { ICB_OP_GET_REVISION };
icb.phase = 1;
/*
......@@ -1358,9 +1328,8 @@ static void wd7000_revision (Adapter *host)
* the only damage will be that the revision will show up as 0.0,
* which in turn means that scatter/gather will be disabled.
*/
mail_out (host, (struct scb *) &icb);
while (icb.phase)
{
mail_out(host, (struct scb *) &icb);
while (icb.phase) {
cpu_relax(); /* wait for completion */
barrier();
}
......@@ -1372,7 +1341,7 @@ static void wd7000_revision (Adapter *host)
#undef SPRINTF
#define SPRINTF(args...) { if (pos < (buffer + length)) pos += sprintf (pos, ## args); }
static int wd7000_set_info (char *buffer, int length, struct Scsi_Host *host)
static int wd7000_set_info(char *buffer, int length, struct Scsi_Host *host)
{
dprintk("Buffer = <%.*s>, length = %d\n", length, buffer, length);
......@@ -1384,7 +1353,7 @@ static int wd7000_set_info (char *buffer, int length, struct Scsi_Host *host)
}
static int wd7000_proc_info (char *buffer, char **start, off_t offset, int length, int hostno, int inout)
static int wd7000_proc_info(char *buffer, char **start, off_t offset, int length, int hostno, int inout)
{
struct Scsi_Host *host = NULL;
Scsi_Device *scd;
......@@ -1411,55 +1380,55 @@ static int wd7000_proc_info (char *buffer, char **start, off_t offset, int lengt
/*
* Host not found!
*/
if (! host)
if (!host)
return (-ESRCH);
/*
* Has data been written to the file ?
*/
if (inout)
return (wd7000_set_info (buffer, length, host));
return (wd7000_set_info(buffer, length, host));
adapter = (Adapter *) host->hostdata;
spin_lock_irqsave(host->host_lock, flags);
SPRINTF ("Host scsi%d: Western Digital WD-7000 (rev %d.%d)\n", hostno, adapter->rev1, adapter->rev2);
SPRINTF (" IO base: 0x%x\n", adapter->iobase);
SPRINTF (" IRQ: %d\n", adapter->irq);
SPRINTF (" DMA channel: %d\n", adapter->dma);
SPRINTF (" Interrupts: %d\n", adapter->int_counter);
SPRINTF (" BUS_ON time: %d nanoseconds\n", adapter->bus_on * 125);
SPRINTF (" BUS_OFF time: %d nanoseconds\n", adapter->bus_off * 125);
SPRINTF("Host scsi%d: Western Digital WD-7000 (rev %d.%d)\n", hostno, adapter->rev1, adapter->rev2);
SPRINTF(" IO base: 0x%x\n", adapter->iobase);
SPRINTF(" IRQ: %d\n", adapter->irq);
SPRINTF(" DMA channel: %d\n", adapter->dma);
SPRINTF(" Interrupts: %d\n", adapter->int_counter);
SPRINTF(" BUS_ON time: %d nanoseconds\n", adapter->bus_on * 125);
SPRINTF(" BUS_OFF time: %d nanoseconds\n", adapter->bus_off * 125);
#ifdef WD7000_DEBUG
ogmbs = adapter->mb.ogmb;
icmbs = adapter->mb.icmb;
SPRINTF ("\nControl port value: 0x%x\n", adapter->control);
SPRINTF ("Incoming mailbox:\n");
SPRINTF (" size: %d\n", ICMB_CNT);
SPRINTF (" queued messages: ");
SPRINTF("\nControl port value: 0x%x\n", adapter->control);
SPRINTF("Incoming mailbox:\n");
SPRINTF(" size: %d\n", ICMB_CNT);
SPRINTF(" queued messages: ");
for (i = count = 0; i < ICMB_CNT; i++)
if (icmbs[i].status) {
count++;
SPRINTF ("0x%x ", i);
SPRINTF("0x%x ", i);
}
SPRINTF (count ? "\n" : "none\n");
SPRINTF(count ? "\n" : "none\n");
SPRINTF ("Outgoing mailbox:\n");
SPRINTF (" size: %d\n", OGMB_CNT);
SPRINTF (" next message: 0x%x\n", adapter->next_ogmb);
SPRINTF (" queued messages: ");
SPRINTF("Outgoing mailbox:\n");
SPRINTF(" size: %d\n", OGMB_CNT);
SPRINTF(" next message: 0x%x\n", adapter->next_ogmb);
SPRINTF(" queued messages: ");
for (i = count = 0; i < OGMB_CNT; i++)
if (ogmbs[i].status) {
count++;
SPRINTF ("0x%x ", i);
SPRINTF("0x%x ", i);
}
SPRINTF (count ? "\n" : "none\n");
SPRINTF(count ? "\n" : "none\n");
#endif
/*
......@@ -1467,25 +1436,23 @@ static int wd7000_proc_info (char *buffer, char **start, off_t offset, int lengt
*/
scd = host->host_queue;
SPRINTF ("\nAttached devices: %s\n", scd ? "" : "none");
SPRINTF("\nAttached devices: %s\n", scd ? "" : "none");
for ( ; scd; scd = scd->next)
for (; scd; scd = scd->next)
if (scd->host->host_no == hostno) {
SPRINTF (" [Channel: %02d, Id: %02d, Lun: %02d] ",
scd->channel, scd->id, scd->lun);
SPRINTF ("%s ", (scd->type < MAX_SCSI_DEVICE_CODE) ?
scsi_device_types[(short) scd->type] : "Unknown device");
SPRINTF(" [Channel: %02d, Id: %02d, Lun: %02d] ", scd->channel, scd->id, scd->lun);
SPRINTF("%s ", (scd->type < MAX_SCSI_DEVICE_CODE) ? scsi_device_types[(short) scd->type] : "Unknown device");
for (i = 0; (i < 8) && (scd->vendor[i] >= 0x20); i++)
SPRINTF ("%c", scd->vendor[i]);
SPRINTF (" ");
SPRINTF("%c", scd->vendor[i]);
SPRINTF(" ");
for (i = 0; (i < 16) && (scd->model[i] >= 0x20); i++)
SPRINTF ("%c", scd->model[i]);
SPRINTF ("\n");
SPRINTF("%c", scd->model[i]);
SPRINTF("\n");
}
SPRINTF ("\n");
SPRINTF("\n");
spin_unlock_irqrestore(host->host_lock, flags);
......@@ -1514,7 +1481,7 @@ static int wd7000_proc_info (char *buffer, char **start, off_t offset, int lengt
*
*/
static int wd7000_detect (Scsi_Host_Template *tpnt)
static int wd7000_detect(Scsi_Host_Template * tpnt)
{
short present = 0, biosaddr_ptr, sig_ptr, i, pass;
short biosptr[NUM_CONFIGS];
......@@ -1530,8 +1497,8 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
wd7000_setup(wd7000);
#endif
for (i = 0; i < UNITS; wd7000_host[i++] = NULL) ;
for (i = 0; i < NUM_CONFIGS; biosptr[i++] = -1) ;
for (i = 0; i < UNITS; wd7000_host[i++] = NULL);
for (i = 0; i < NUM_CONFIGS; biosptr[i++] = -1);
tpnt->proc_name = "wd7000";
tpnt->proc_info = &wd7000_proc_info;
......@@ -1539,7 +1506,7 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
/*
* Set up SCB free list, which is shared by all adapters
*/
init_scbs ();
init_scbs();
for (pass = 0; pass < NUM_CONFIGS; pass++) {
/*
......@@ -1552,18 +1519,16 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
break;
if (i == pass) {
void *biosaddr = ioremap (wd7000_biosaddr[biosaddr_ptr] +
signatures[sig_ptr].ofs,
void *biosaddr = ioremap(wd7000_biosaddr[biosaddr_ptr] + signatures[sig_ptr].ofs,
signatures[sig_ptr].len);
short bios_match=0;
short bios_match = 0;
if(biosaddr)
bios_match = memcmp ((char *) biosaddr, signatures[sig_ptr].sig,
signatures[sig_ptr].len);
if (biosaddr)
bios_match = memcmp((char *) biosaddr, signatures[sig_ptr].sig, signatures[sig_ptr].len);
iounmap (biosaddr);
iounmap(biosaddr);
if (! bios_match)
if (!bios_match)
goto bios_matched;
}
}
......@@ -1578,8 +1543,7 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
if (biosaddr_ptr == NUM_ADDRS)
dprintk("WD-7000 SST BIOS not detected...\n");
else
dprintk("WD-7000 SST BIOS detected at 0x%lx: checking...\n",
wd7000_biosaddr[biosaddr_ptr]);
dprintk("WD-7000 SST BIOS detected at 0x%lx: checking...\n", wd7000_biosaddr[biosaddr_ptr]);
#endif
if (configs[pass].irq < 0)
......@@ -1592,24 +1556,24 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
dprintk("wd7000_detect: check IO 0x%x region...\n", iobase);
if (request_region (iobase, 4, "wd7000")) {
if (request_region(iobase, 4, "wd7000")) {
dprintk("wd7000_detect: ASC reset (IO 0x%x) ...", iobase);
/*
* ASC reset...
*/
outb (ASC_RES, iobase + ASC_CONTROL);
outb(ASC_RES, iobase + ASC_CONTROL);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(HZ/100);
outb (0, iobase + ASC_CONTROL);
schedule_timeout(HZ / 100);
outb(0, iobase + ASC_CONTROL);
if (WAIT (iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
if (WAIT(iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {
dprintk("failed!\n");
goto err_release;
} else
dprintk("ok!\n");
if (inb (iobase + ASC_INTR_STAT) == 1) {
if (inb(iobase + ASC_INTR_STAT) == 1) {
/*
* We register here, to get a pointer to the extra space,
* which we'll use as the Adapter structure (host) for
......@@ -1617,15 +1581,14 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
* Scsi_Host structure (sh), and is located by the empty
* array hostdata.
*/
sh = scsi_register (tpnt, sizeof (Adapter));
if(sh==NULL)
sh = scsi_register(tpnt, sizeof(Adapter));
if (sh == NULL)
goto err_release;
host = (Adapter *) sh->hostdata;
dprintk("wd7000_detect: adapter allocated at 0x%x\n",
(int)host);
memset (host, 0, sizeof (Adapter));
dprintk("wd7000_detect: adapter allocated at 0x%x\n", (int) host);
memset(host, 0, sizeof(Adapter));
host->irq = configs[pass].irq;
host->dma = configs[pass].dma;
......@@ -1636,17 +1599,15 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
host->sh = wd7000_host[unit] = sh;
unit++;
dprintk("wd7000_detect: Trying init WD-7000 card at IO "
"0x%x, IRQ %d, DMA %d...\n",
host->iobase, host->irq, host->dma);
dprintk("wd7000_detect: Trying init WD-7000 card at IO " "0x%x, IRQ %d, DMA %d...\n", host->iobase, host->irq, host->dma);
if (!wd7000_init (host)) /* Initialization failed */
if (!wd7000_init(host)) /* Initialization failed */
goto err_unregister;
/*
* OK from here - we'll use this adapter/configuration.
*/
wd7000_revision (host); /* important for scatter/gather */
wd7000_revision(host); /* important for scatter/gather */
/*
* For boards before rev 6.0, scatter/gather isn't supported.
......@@ -1659,28 +1620,24 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
if (biosaddr_ptr != NUM_ADDRS)
biosptr[pass] = biosaddr_ptr;
printk (KERN_INFO "Western Digital WD-7000 (rev %d.%d) ",
host->rev1, host->rev2);
printk ("using IO 0x%x, IRQ %d, DMA %d.\n",
host->iobase, host->irq, host->dma);
printk (" BUS_ON time: %dns, BUS_OFF time: %dns\n",
host->bus_on * 125, host->bus_off * 125);
printk(KERN_INFO "Western Digital WD-7000 (rev %d.%d) ", host->rev1, host->rev2);
printk("using IO 0x%x, IRQ %d, DMA %d.\n", host->iobase, host->irq, host->dma);
printk(" BUS_ON time: %dns, BUS_OFF time: %dns\n", host->bus_on * 125, host->bus_off * 125);
}
} else
dprintk("wd7000_detect: IO 0x%x region already allocated!\n",
iobase);
dprintk("wd7000_detect: IO 0x%x region already allocated!\n", iobase);
continue;
err_unregister:
scsi_unregister (sh);
scsi_unregister(sh);
err_release:
release_region(iobase, 4);
}
if (!present)
printk ("Failed initialization of WD-7000 SCSI card!\n");
printk("Failed initialization of WD-7000 SCSI card!\n");
return (present);
}
......@@ -1689,13 +1646,13 @@ static int wd7000_detect (Scsi_Host_Template *tpnt)
/*
* I have absolutely NO idea how to do an abort with the WD7000...
*/
static int wd7000_abort (Scsi_Cmnd *SCpnt)
static int wd7000_abort(Scsi_Cmnd * SCpnt)
{
Adapter *host = (Adapter *) SCpnt->host->hostdata;
if (inb (host->iobase + ASC_STAT) & INT_IM) {
printk ("wd7000_abort: lost interrupt\n");
wd7000_intr_handle (host->irq, NULL, NULL);
if (inb(host->iobase + ASC_STAT) & INT_IM) {
printk("wd7000_abort: lost interrupt\n");
wd7000_intr_handle(host->irq, NULL, NULL);
return FAILED;
}
return FAILED;
......@@ -1706,12 +1663,12 @@ static int wd7000_abort (Scsi_Cmnd *SCpnt)
* I also have no idea how to do a reset...
*/
static int wd7000_bus_reset (Scsi_Cmnd *SCpnt)
static int wd7000_bus_reset(Scsi_Cmnd * SCpnt)
{
return FAILED;
}
static int wd7000_device_reset (Scsi_Cmnd *SCpnt)
static int wd7000_device_reset(Scsi_Cmnd * SCpnt)
{
return FAILED;
}
......@@ -1720,13 +1677,13 @@ static int wd7000_device_reset (Scsi_Cmnd *SCpnt)
* Last resort. Reinitialize the board.
*/
static int wd7000_host_reset (Scsi_Cmnd *SCpnt)
static int wd7000_host_reset(Scsi_Cmnd * SCpnt)
{
Adapter *host = (Adapter *) SCpnt->host->hostdata;
if(wd7000_adapter_reset(host)<0)
if (wd7000_adapter_reset(host) < 0)
return FAILED;
wd7000_enable_intr (host);
wd7000_enable_intr(host);
return SUCCESS;
}
......@@ -1735,10 +1692,9 @@ static int wd7000_host_reset (Scsi_Cmnd *SCpnt)
* This was borrowed directly from aha1542.c. (Zaga)
*/
static int wd7000_biosparam (Disk *disk, struct block_device *bdev, int *ip)
static int wd7000_biosparam(Disk * disk, struct block_device *bdev, int *ip)
{
dprintk("wd7000_biosparam: dev=%s, size=%d, ", bdevname(bdev),
disk->capacity);
dprintk("wd7000_biosparam: dev=%s, size=%d, ", bdevname(bdev), disk->capacity);
/*
* try default translation
......@@ -1756,24 +1712,19 @@ static int wd7000_biosparam (Disk *disk, struct block_device *bdev, int *ip)
/*
* try to figure out the geometry from the partition table
*/
if ((scsicam_bios_param (disk, bdev, info) < 0) ||
!(((info[0] == 64) && (info[1] == 32)) ||
((info[0] == 255) && (info[1] == 63)))) {
printk ("wd7000_biosparam: unable to verify geometry for disk with >1GB.\n"
" using extended translation.\n");
if ((scsicam_bios_param(disk, bdev, info) < 0) || !(((info[0] == 64) && (info[1] == 32)) || ((info[0] == 255) && (info[1] == 63)))) {
printk("wd7000_biosparam: unable to verify geometry for disk with >1GB.\n" " using extended translation.\n");
ip[0] = 255;
ip[1] = 63;
ip[2] = (unsigned long)disk->capacity / (255 * 63);
}
else {
ip[2] = (unsigned long) disk->capacity / (255 * 63);
} else {
ip[0] = info[0];
ip[1] = info[1];
ip[2] = info[2];
if (info[0] == 255)
printk(KERN_INFO "%s: current partition table is "
"using extended translation.\n", __FUNCTION__);
printk(KERN_INFO "%s: current partition table is " "using extended translation.\n", __FUNCTION__);
}
}
......
drivers/scsi/wd7000.h
View file @ cd509844
......@@ -13,16 +13,16 @@
#include <linux/types.h>
static int wd7000_set_info (char *buffer, int length, struct Scsi_Host *host);
static int wd7000_proc_info (char *buffer, char **start, off_t offset, int length, int hostno, int inout);
static int wd7000_detect (Scsi_Host_Template *);
static int wd7000_command (Scsi_Cmnd *);
static int wd7000_queuecommand (Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
static int wd7000_abort (Scsi_Cmnd *);
static int wd7000_bus_reset (Scsi_Cmnd *);
static int wd7000_host_reset (Scsi_Cmnd *);
static int wd7000_device_reset (Scsi_Cmnd *);
static int wd7000_biosparam (Disk *, struct block_device *, int *);
static int wd7000_set_info(char *buffer, int length, struct Scsi_Host *host);
static int wd7000_proc_info(char *buffer, char **start, off_t offset, int length, int hostno, int inout);
static int wd7000_detect(Scsi_Host_Template *);
static int wd7000_command(Scsi_Cmnd *);
static int wd7000_queuecommand(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
static int wd7000_abort(Scsi_Cmnd *);
static int wd7000_bus_reset(Scsi_Cmnd *);
static int wd7000_host_reset(Scsi_Cmnd *);
static int wd7000_device_reset(Scsi_Cmnd *);
static int wd7000_biosparam(Disk *, struct block_device *, int *);
#ifndef NULL
#define NULL 0L
......
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