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Commit bcd5c59f authored by Hannes Reinecke's avatar Hannes Reinecke Committed by Martin K. Petersen
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scsi: atp870u: Whitespace cleanup 

Link: https://lore.kernel.org/r/20210113090500.129644-6-hare@suse.deSigned-off-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 1789671d
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Showing with 258 additions and 187 deletions
drivers/scsi/atp870u.c
View file @ bcd5c59f
......@@ -42,7 +42,8 @@
static struct scsi_host_template atp870u_template;
static void send_s870(struct atp_unit *dev,unsigned char c);
static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode);
static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip,
unsigned char lvdmode);
static inline void atp_writeb_base(struct atp_unit *atp, u8 reg, u8 val)
{
......@@ -137,16 +138,17 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
}
if ((j & 0x80) == 0)
return IRQ_NONE;
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("atp870u_intr_handle enter\n");
#endif
#endif
dev->in_int[c] = 1;
cmdp = atp_readb_io(dev, c, 0x10);
if (dev->working[c] != 0) {
if (is885(dev)) {
if ((atp_readb_io(dev, c, 0x16) & 0x80) == 0)
atp_writeb_io(dev, c, 0x16, (atp_readb_io(dev, c, 0x16) | 0x80));
}
atp_writeb_io(dev, c, 0x16,
(atp_readb_io(dev, c, 0x16) | 0x80));
}
if ((atp_readb_pci(dev, c, 0x00) & 0x08) != 0)
{
for (k=0; k < 1000; k++) {
......@@ -157,9 +159,9 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
}
}
atp_writeb_pci(dev, c, 0, 0x00);
i = atp_readb_io(dev, c, 0x17);
if (is885(dev))
atp_writeb_pci(dev, c, 2, 0x06);
......@@ -185,44 +187,51 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->r1f[c][target_id] |= j;
#ifdef ED_DBGP
printk("atp870u_intr_handle status = %x\n",i);
#endif
#endif
if (i == 0x85) {
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
if (is885(dev)) {
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] = atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] = atp_readb_io(dev, c, 0x14);
((unsigned char *) &adrcnt)[2] =
atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] =
atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] =
atp_readb_io(dev, c, 0x14);
if (dev->id[c][target_id].last_len != adrcnt) {
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
dev->id[c][target_id].last_len = adrcnt;
}
#ifdef ED_DBGP
printk("dev->id[c][target_id].last_len = %d dev->id[c][target_id].tran_len = %d\n",dev->id[c][target_id].last_len,dev->id[c][target_id].tran_len);
#endif
printk("dev->id[c][target_id].last_len = %d "
"dev->id[c][target_id].tran_len = %d\n",
dev->id[c][target_id].last_len,
dev->id[c][target_id].tran_len);
#endif
}
/*
* Flip wide
*/
*/
if (dev->wide_id[c] != 0) {
atp_writeb_io(dev, c, 0x1b, 0x01);
while ((atp_readb_io(dev, c, 0x1b) & 0x01) != 0x01)
atp_writeb_io(dev, c, 0x1b, 0x01);
}
}
/*
* Issue more commands
*/
spin_lock_irqsave(dev->host->host_lock, flags);
if (((dev->quhd[c] != dev->quend[c]) || (dev->last_cmd[c] != 0xff)) &&
spin_lock_irqsave(dev->host->host_lock, flags);
if (((dev->quhd[c] != dev->quend[c]) ||
(dev->last_cmd[c] != 0xff)) &&
(dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870\n");
#endif
#endif
send_s870(dev,c);
}
spin_unlock_irqrestore(dev->host->host_lock, flags);
......@@ -232,7 +241,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("Status 0x85 return\n");
#endif
#endif
return IRQ_HANDLED;
}
......@@ -247,9 +256,12 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->last_cmd[c] = 0xff;
}
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] = atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] = atp_readb_io(dev, c, 0x14);
((unsigned char *) &adrcnt)[2] =
atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] =
atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] =
atp_readb_io(dev, c, 0x14);
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
......@@ -262,17 +274,16 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if (is885(dev)) {
if ((i == 0x4c) || (i == 0x4d) || (i == 0x8c) || (i == 0x8d)) {
if ((i == 0x4c) || (i == 0x8c))
i=0x48;
else
i=0x49;
}
if ((i == 0x4c) || (i == 0x8c))
i=0x48;
else
i=0x49;
}
}
if ((i == 0x80) || (i == 0x8f)) {
#ifdef ED_DBGP
printk(KERN_DEBUG "Device reselect\n");
#endif
#endif
lun = 0;
if (cmdp == 0x44 || i == 0x80)
lun = atp_readb_io(dev, c, 0x1d) & 0x07;
......@@ -283,11 +294,14 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if (cmdp == 0x41) {
#ifdef ED_DBGP
printk("cmdp = 0x41\n");
#endif
#endif
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] = atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] = atp_readb_io(dev, c, 0x14);
((unsigned char *) &adrcnt)[2] =
atp_readb_io(dev, c, 0x12);
((unsigned char *) &adrcnt)[1] =
atp_readb_io(dev, c, 0x13);
((unsigned char *) &adrcnt)[0] =
atp_readb_io(dev, c, 0x14);
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
......@@ -298,7 +312,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
} else {
#ifdef ED_DBGP
printk("cmdp != 0x41\n");
#endif
#endif
atp_writeb_io(dev, c, 0x10, 0x46);
dev->id[c][target_id].dirct = 0x00;
atp_writeb_io(dev, c, 0x12, 0x00);
......@@ -330,13 +344,13 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if (is885(dev))
atp_writeb_io(dev, c, 0x10, 0x45);
workreq = dev->id[c][target_id].curr_req;
#ifdef ED_DBGP
#ifdef ED_DBGP
scmd_printk(KERN_DEBUG, workreq, "CDB");
for (l = 0; l < workreq->cmd_len; l++)
printk(KERN_DEBUG " %x",workreq->cmnd[l]);
printk("\n");
#endif
#endif
atp_writeb_io(dev, c, 0x0f, lun);
atp_writeb_io(dev, c, 0x11, dev->id[c][target_id].devsp);
adrcnt = dev->id[c][target_id].tran_len;
......@@ -345,9 +359,12 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_io(dev, c, 0x12, ((unsigned char *) &k)[2]);
atp_writeb_io(dev, c, 0x13, ((unsigned char *) &k)[1]);
atp_writeb_io(dev, c, 0x14, ((unsigned char *) &k)[0]);
#ifdef ED_DBGP
printk("k %x, k[0] 0x%x k[1] 0x%x k[2] 0x%x\n", k, atp_readb_io(dev, c, 0x14), atp_readb_io(dev, c, 0x13), atp_readb_io(dev, c, 0x12));
#endif
#ifdef ED_DBGP
printk("k %x, k[0] 0x%x k[1] 0x%x k[2] 0x%x\n", k,
atp_readb_io(dev, c, 0x14),
atp_readb_io(dev, c, 0x13),
atp_readb_io(dev, c, 0x12));
#endif
/* Remap wide */
j = target_id;
if (target_id > 7) {
......@@ -357,26 +374,39 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
j |= dev->id[c][target_id].dirct;
atp_writeb_io(dev, c, 0x15, j);
atp_writeb_io(dev, c, 0x16, 0x80);
/* enable 32 bit fifo transfer */
/* enable 32 bit fifo transfer */
if (is885(dev)) {
i = atp_readb_pci(dev, c, 1) & 0xf3;
//j=workreq->cmnd[0];
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
//j=workreq->cmnd[0];
if ((workreq->cmnd[0] == 0x08) ||
(workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) ||
(workreq->cmnd[0] == 0x2a)) {
i |= 0x0c;
}
atp_writeb_pci(dev, c, 1, i);
} else if (is880(dev)) {
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3b, (atp_readb_base(dev, 0x3b) & 0x3f) | 0xc0);
if ((workreq->cmnd[0] == 0x08) ||
(workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) ||
(workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3b,
(atp_readb_base(dev, 0x3b) & 0x3f) | 0xc0);
else
atp_writeb_base(dev, 0x3b, atp_readb_base(dev, 0x3b) & 0x3f);
} else {
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3a, (atp_readb_base(dev, 0x3a) & 0xf3) | 0x08);
atp_writeb_base(dev, 0x3b,
atp_readb_base(dev, 0x3b) & 0x3f);
} else {
if ((workreq->cmnd[0] == 0x08) ||
(workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) ||
(workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3a,
(atp_readb_base(dev, 0x3a) & 0xf3) | 0x08);
else
atp_writeb_base(dev, 0x3a, atp_readb_base(dev, 0x3a) & 0xf3);
}
atp_writeb_base(dev, 0x3a,
atp_readb_base(dev, 0x3a) & 0xf3);
}
j = 0;
id = 1;
id = id << target_id;
......@@ -394,12 +424,12 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("dev->id[c][target_id].last_len = 0\n");
#endif
#endif
return IRQ_HANDLED;
}
#ifdef ED_DBGP
printk("target_id = %d adrcnt = %d\n",target_id,adrcnt);
#endif
#endif
prd = dev->id[c][target_id].prd_pos;
while (adrcnt != 0) {
id = ((unsigned short int *)prd)[2];
......@@ -409,8 +439,8 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
k = id;
}
if (k > adrcnt) {
((unsigned short int *)prd)[2] = (unsigned short int)
(k - adrcnt);
((unsigned short int *)prd)[2] =
(unsigned short int)(k - adrcnt);
((unsigned long *)prd)[0] += adrcnt;
adrcnt = 0;
dev->id[c][target_id].prd_pos = prd;
......@@ -421,11 +451,12 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if (adrcnt == 0) {
dev->id[c][target_id].prd_pos = prd;
}
}
}
}
atp_writel_pci(dev, c, 0x04, dev->id[c][target_id].prdaddr);
#ifdef ED_DBGP
printk("dev->id[%d][%d].prdaddr 0x%8x\n", c, target_id, dev->id[c][target_id].prdaddr);
printk("dev->id[%d][%d].prdaddr 0x%8x\n",
c, target_id, dev->id[c][target_id].prdaddr);
#endif
if (!is885(dev)) {
atp_writeb_pci(dev, c, 2, 0x06);
......@@ -440,7 +471,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("status 0x80 return dirct != 0\n");
#endif
#endif
return IRQ_HANDLED;
}
atp_writeb_io(dev, c, 0x18, 0x08);
......@@ -448,7 +479,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("status 0x80 return dirct = 0\n");
#endif
#endif
return IRQ_HANDLED;
}
......@@ -484,7 +515,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
(*workreq->scsi_done) (workreq);
#ifdef ED_DBGP
printk("workreq->scsi_done\n");
#endif
#endif
/*
* Clear it off the queue
*/
......@@ -498,16 +529,17 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_io(dev, c, 0x1b, 0x01);
while ((atp_readb_io(dev, c, 0x1b) & 0x01) != 0x01)
atp_writeb_io(dev, c, 0x1b, 0x01);
}
}
/*
* If there is stuff to send and nothing going then send it
*/
spin_lock_irqsave(dev->host->host_lock, flags);
if (((dev->last_cmd[c] != 0xff) || (dev->quhd[c] != dev->quend[c])) &&
if (((dev->last_cmd[c] != 0xff) ||
(dev->quhd[c] != dev->quend[c])) &&
(dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870(scsi_done)\n");
#endif
#endif
send_s870(dev,c);
}
spin_unlock_irqrestore(dev->host->host_lock, flags);
......@@ -528,9 +560,12 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_io(dev, c, 0x10, 0x41);
if (is885(dev)) {
k = dev->id[c][target_id].last_len;
atp_writeb_io(dev, c, 0x12, ((unsigned char *) (&k))[2]);
atp_writeb_io(dev, c, 0x13, ((unsigned char *) (&k))[1]);
atp_writeb_io(dev, c, 0x14, ((unsigned char *) (&k))[0]);
atp_writeb_io(dev, c, 0x12,
((unsigned char *) (&k))[2]);
atp_writeb_io(dev, c, 0x13,
((unsigned char *) (&k))[1]);
atp_writeb_io(dev, c, 0x14,
((unsigned char *) (&k))[0]);
dev->id[c][target_id].dirct = 0x00;
} else {
dev->id[c][target_id].dirct = 0x00;
......@@ -547,11 +582,15 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_io(dev, c, 0x10, 0x41);
if (is885(dev)) {
k = dev->id[c][target_id].last_len;
atp_writeb_io(dev, c, 0x12, ((unsigned char *) (&k))[2]);
atp_writeb_io(dev, c, 0x13, ((unsigned char *) (&k))[1]);
atp_writeb_io(dev, c, 0x14, ((unsigned char *) (&k))[0]);
atp_writeb_io(dev, c, 0x12,
((unsigned char *) (&k))[2]);
atp_writeb_io(dev, c, 0x13,
((unsigned char *) (&k))[1]);
atp_writeb_io(dev, c, 0x14,
((unsigned char *) (&k))[0]);
}
atp_writeb_io(dev, c, 0x15, atp_readb_io(dev, c, 0x15) | 0x20);
atp_writeb_io(dev, c, 0x15,
atp_readb_io(dev, c, 0x15) | 0x20);
dev->id[c][target_id].dirct = 0x20;
atp_writeb_io(dev, c, 0x18, 0x08);
atp_writeb_pci(dev, c, 0, 0x01);
......@@ -593,17 +632,15 @@ static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p,
if (scmd_channel(req_p) > 1) {
req_p->result = 0x00040000;
done(req_p);
#ifdef ED_DBGP
printk("atp870u_queuecommand : req_p->device->channel > 1\n");
#endif
#ifdef ED_DBGP
printk("atp870u_queuecommand : req_p->device->channel > 1\n");
#endif
return 0;
}
host = req_p->device->host;
dev = (struct atp_unit *)&host->hostdata;
m = 1;
m = m << scmd_id(req_p);
......@@ -620,14 +657,14 @@ static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p,
if (done) {
req_p->scsi_done = done;
} else {
#ifdef ED_DBGP
#ifdef ED_DBGP
printk( "atp870u_queuecommand: done can't be NULL\n");
#endif
#endif
req_p->result = 0;
done(req_p);
return 0;
}
/*
* Count new command
*/
......@@ -635,7 +672,7 @@ static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p,
if (dev->quend[c] >= qcnt) {
dev->quend[c] = 0;
}
/*
* Check queue state
*/
......@@ -643,27 +680,32 @@ static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p,
if (dev->quend[c] == 0) {
dev->quend[c] = qcnt;
}
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("atp870u_queuecommand : dev->quhd[c] == dev->quend[c]\n");
#endif
#endif
dev->quend[c]--;
req_p->result = 0x00020000;
done(req_p);
done(req_p);
return 0;
}
dev->quereq[c][dev->quend[c]] = req_p;
#ifdef ED_DBGP
printk("dev->ioport[c] = %x atp_readb_io(dev, c, 0x1c) = %x dev->in_int[%d] = %d dev->in_snd[%d] = %d\n",dev->ioport[c],atp_readb_io(dev, c, 0x1c),c,dev->in_int[c],c,dev->in_snd[c]);
#ifdef ED_DBGP
printk("dev->ioport[c] = %x atp_readb_io(dev, c, 0x1c) = %x "
"dev->in_int[%d] = %d dev->in_snd[%d] = %d\n",
dev->ioport[c], atp_readb_io(dev, c, 0x1c), c,
dev->in_int[c],c,dev->in_snd[c]);
#endif
if ((atp_readb_io(dev, c, 0x1c) == 0) && (dev->in_int[c] == 0) && (dev->in_snd[c] == 0)) {
if ((atp_readb_io(dev, c, 0x1c) == 0) &&
(dev->in_int[c] == 0) &&
(dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870(atp870u_queuecommand)\n");
#endif
#endif
send_s870(dev,c);
}
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("atp870u_queuecommand : exit\n");
#endif
#endif
return 0;
}
......@@ -674,7 +716,7 @@ static DEF_SCSI_QCMD(atp870u_queuecommand)
* @host: host
*
* On entry there is work queued to be done. We move some of that work to the
* controller itself.
* controller itself.
*
* Caller holds the host lock.
*/
......@@ -689,7 +731,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
unsigned long sg_count;
if (dev->in_snd[c] != 0) {
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("cmnd in_snd\n");
#endif
return;
......@@ -729,7 +771,8 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
dev->id[c][scmd_id(workreq)].curr_req = workreq;
dev->last_cmd[c] = scmd_id(workreq);
}
if ((atp_readb_io(dev, c, 0x1f) & 0xb0) != 0 || atp_readb_io(dev, c, 0x1c) != 0) {
if ((atp_readb_io(dev, c, 0x1f) & 0xb0) != 0 ||
atp_readb_io(dev, c, 0x1c) != 0) {
#ifdef ED_DBGP
printk("Abort to Send\n");
#endif
......@@ -744,7 +787,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
printk(" %x",workreq->cmnd[i]);
}
printk("\n");
#endif
#endif
l = scsi_bufflen(workreq);
if (is885(dev)) {
......@@ -752,7 +795,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
atp_writeb_base(dev, 0x29, j);
dev->r1f[c][scmd_id(workreq)] = 0;
}
if (workreq->cmnd[0] == READ_CAPACITY) {
if (l > 8)
l = 8;
......@@ -796,8 +839,9 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
* Write the target
*/
atp_writeb_io(dev, c, 0x11, dev->id[c][target_id].devsp);
#ifdef ED_DBGP
printk("dev->id[%d][%d].devsp = %2x\n",c,target_id,dev->id[c][target_id].devsp);
#ifdef ED_DBGP
printk("dev->id[%d][%d].devsp = %2x\n",c,target_id,
dev->id[c][target_id].devsp);
#endif
sg_count = scsi_dma_map(workreq);
......@@ -807,12 +851,12 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
atp_writeb_io(dev, c, 0x12, ((unsigned char *) (&l))[2]);
atp_writeb_io(dev, c, 0x13, ((unsigned char *) (&l))[1]);
atp_writeb_io(dev, c, 0x14, ((unsigned char *) (&l))[0]);
j = target_id;
j = target_id;
dev->id[c][j].last_len = l;
dev->id[c][j].tran_len = 0;
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("dev->id[%2d][%2d].last_len = %d\n",c,j,dev->id[c][j].last_len);
#endif
#endif
/*
* Flip the wide bits
*/
......@@ -832,8 +876,8 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
if (l == 0) {
if (atp_readb_io(dev, c, 0x1c) == 0) {
#ifdef ED_DBGP
printk("change SCSI_CMD_REG 0x08\n");
#endif
printk("change SCSI_CMD_REG 0x08\n");
#endif
atp_writeb_io(dev, c, 0x18, 0x08);
} else
dev->last_cmd[c] |= 0x40;
......@@ -854,9 +898,9 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
scsi_for_each_sg(workreq, sgpnt, sg_count, j) {
bttl = sg_dma_address(sgpnt);
l=sg_dma_len(sgpnt);
#ifdef ED_DBGP
#ifdef ED_DBGP
printk("1. bttl %x, l %x\n",bttl, l);
#endif
#endif
while (l > 0x10000) {
(((u16 *) (prd))[i + 3]) = 0x0000;
(((u16 *) (prd))[i + 2]) = 0x0000;
......@@ -868,17 +912,22 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
(((u32 *) (prd))[i >> 1]) = cpu_to_le32(bttl);
(((u16 *) (prd))[i + 2]) = cpu_to_le16(l);
(((u16 *) (prd))[i + 3]) = 0;
i += 0x04;
i += 0x04;
}
(((u16 *) (prd))[i - 1]) = cpu_to_le16(0x8000);
#ifdef ED_DBGP
printk("prd %4x %4x %4x %4x\n",(((unsigned short int *)prd)[0]),(((unsigned short int *)prd)[1]),(((unsigned short int *)prd)[2]),(((unsigned short int *)prd)[3]));
(((u16 *) (prd))[i - 1]) = cpu_to_le16(0x8000);
#ifdef ED_DBGP
printk("prd %4x %4x %4x %4x\n",
(((unsigned short int *)prd)[0]),
(((unsigned short int *)prd)[1]),
(((unsigned short int *)prd)[2]),
(((unsigned short int *)prd)[3]));
printk("2. bttl %x, l %x\n",bttl, l);
#endif
#endif
}
#ifdef ED_DBGP
printk("send_s870: prdaddr_2 0x%8x target_id %d\n", dev->id[c][target_id].prdaddr,target_id);
#endif
#ifdef ED_DBGP
printk("send_s870: prdaddr_2 0x%8x target_id %d\n",
dev->id[c][target_id].prdaddr,target_id);
#endif
dev->id[c][target_id].prdaddr = dev->id[c][target_id].prd_bus;
atp_writel_pci(dev, c, 4, dev->id[c][target_id].prdaddr);
atp_writeb_pci(dev, c, 2, 0x06);
......@@ -886,30 +935,36 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
if (is885(dev)) {
j = atp_readb_pci(dev, c, 1) & 0xf3;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
j |= 0x0c;
(workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
j |= 0x0c;
}
atp_writeb_pci(dev, c, 1, j);
} else if (is880(dev)) {
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3b, (atp_readb_base(dev, 0x3b) & 0x3f) | 0xc0);
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3b,
(atp_readb_base(dev, 0x3b) & 0x3f) | 0xc0);
else
atp_writeb_base(dev, 0x3b, atp_readb_base(dev, 0x3b) & 0x3f);
} else {
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3a, (atp_readb_base(dev, 0x3a) & 0xf3) | 0x08);
atp_writeb_base(dev, 0x3b,
atp_readb_base(dev, 0x3b) & 0x3f);
} else {
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a))
atp_writeb_base(dev, 0x3a,
(atp_readb_base(dev, 0x3a) & 0xf3) | 0x08);
else
atp_writeb_base(dev, 0x3a, atp_readb_base(dev, 0x3a) & 0xf3);
}
atp_writeb_base(dev, 0x3a,
atp_readb_base(dev, 0x3a) & 0xf3);
}
if(workreq->sc_data_direction == DMA_TO_DEVICE) {
dev->id[c][target_id].dirct = 0x20;
if (atp_readb_io(dev, c, 0x1c) == 0) {
atp_writeb_io(dev, c, 0x18, 0x08);
atp_writeb_pci(dev, c, 0, 0x01);
#ifdef ED_DBGP
#ifdef ED_DBGP
printk( "start DMA(to target)\n");
#endif
#endif
} else {
dev->last_cmd[c] |= 0x40;
}
......@@ -919,9 +974,9 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
if (atp_readb_io(dev, c, 0x1c) == 0) {
atp_writeb_io(dev, c, 0x18, 0x08);
atp_writeb_pci(dev, c, 0, 0x09);
#ifdef ED_DBGP
#ifdef ED_DBGP
printk( "start DMA(to host)\n");
#endif
#endif
} else {
dev->last_cmd[c] |= 0x40;
}
......@@ -1193,7 +1248,9 @@ static void atp870u_free_tables(struct Scsi_Host *host)
for (k = 0; k < 16; k++) {
if (!atp_dev->id[j][k].prd_table)
continue;
dma_free_coherent(&atp_dev->pdev->dev, 1024, atp_dev->id[j][k].prd_table, atp_dev->id[j][k].prd_bus);
dma_free_coherent(&atp_dev->pdev->dev, 1024,
atp_dev->id[j][k].prd_table,
atp_dev->id[j][k].prd_bus);
atp_dev->id[j][k].prd_table = NULL;
}
}
......@@ -1204,35 +1261,38 @@ static int atp870u_init_tables(struct Scsi_Host *host)
struct atp_unit *atp_dev = (struct atp_unit *)&host->hostdata;
int c,k;
for(c=0;c < 2;c++) {
for(k=0;k<16;k++) {
atp_dev->id[c][k].prd_table = dma_alloc_coherent(&atp_dev->pdev->dev, 1024, &(atp_dev->id[c][k].prd_bus), GFP_KERNEL);
if (!atp_dev->id[c][k].prd_table) {
printk("atp870u_init_tables fail\n");
for(k=0;k<16;k++) {
atp_dev->id[c][k].prd_table =
dma_alloc_coherent(&atp_dev->pdev->dev, 1024,
&(atp_dev->id[c][k].prd_bus),
GFP_KERNEL);
if (!atp_dev->id[c][k].prd_table) {
printk("atp870u_init_tables fail\n");
atp870u_free_tables(host);
return -ENOMEM;
}
atp_dev->id[c][k].prdaddr = atp_dev->id[c][k].prd_bus;
atp_dev->id[c][k].devsp=0x20;
atp_dev->id[c][k].devtype = 0x7f;
atp_dev->id[c][k].curr_req = NULL;
}
atp_dev->active_id[c] = 0;
atp_dev->wide_id[c] = 0;
atp_dev->host_id[c] = 0x07;
atp_dev->quhd[c] = 0;
atp_dev->quend[c] = 0;
atp_dev->last_cmd[c] = 0xff;
atp_dev->in_snd[c] = 0;
atp_dev->in_int[c] = 0;
for (k = 0; k < qcnt; k++) {
atp_dev->quereq[c][k] = NULL;
}
for (k = 0; k < 16; k++) {
atp_dev->id[c][k].curr_req = NULL;
}
atp_dev->active_id[c] = 0;
atp_dev->wide_id[c] = 0;
atp_dev->host_id[c] = 0x07;
atp_dev->quhd[c] = 0;
atp_dev->quend[c] = 0;
atp_dev->last_cmd[c] = 0xff;
atp_dev->in_snd[c] = 0;
atp_dev->in_int[c] = 0;
for (k = 0; k < qcnt; k++) {
atp_dev->quereq[c][k] = NULL;
}
for (k = 0; k < 16; k++) {
atp_dev->id[c][k].curr_req = NULL;
atp_dev->sp[c][k] = 0x04;
}
}
}
return 0;
}
......@@ -1263,7 +1323,8 @@ static void atp870_init(struct Scsi_Host *shpnt)
pci_read_config_byte(pdev, 0x49, &host_id);
dev_info(&pdev->dev, "ACARD AEC-671X PCI Ultra/W SCSI-2/3 Host Adapter: IO:%lx, IRQ:%d.\n",
dev_info(&pdev->dev, "ACARD AEC-671X PCI Ultra/W SCSI-2/3 "
"Host Adapter: IO:%lx, IRQ:%d.\n",
shpnt->io_port, shpnt->irq);
atpdev->ioport[0] = shpnt->io_port;
......@@ -1314,7 +1375,8 @@ static void atp880_init(struct Scsi_Host *shpnt)
host_id = atp_readb_base(atpdev, 0x39) >> 4;
dev_info(&pdev->dev, "ACARD AEC-67160 PCI Ultra3 LVD Host Adapter: IO:%lx, IRQ:%d.\n",
dev_info(&pdev->dev, "ACARD AEC-67160 PCI Ultra3 LVD "
"Host Adapter: IO:%lx, IRQ:%d.\n",
shpnt->io_port, shpnt->irq);
atpdev->host_id[0] = host_id;
......@@ -1393,7 +1455,8 @@ static void atp885_init(struct Scsi_Host *shpnt)
unsigned int n;
unsigned char setupdata[2][16];
dev_info(&pdev->dev, "ACARD AEC-67162 PCI Ultra3 LVD Host Adapter: IO:%lx, IRQ:%d.\n",
dev_info(&pdev->dev, "ACARD AEC-67162 PCI Ultra3 LVD "
"Host Adapter: IO:%lx, IRQ:%d.\n",
shpnt->io_port, shpnt->irq);
atpdev->ioport[0] = shpnt->io_port + 0x80;
......@@ -1413,11 +1476,13 @@ static void atp885_init(struct Scsi_Host *shpnt)
atpdev->global_map[m] = 0;
for (k = 0; k < 4; k++) {
atp_writew_base(atpdev, 0x3c, n++);
((u32 *)&setupdata[m][0])[k] = atp_readl_base(atpdev, 0x38);
((u32 *)&setupdata[m][0])[k] =
atp_readl_base(atpdev, 0x38);
}
for (k = 0; k < 4; k++) {
atp_writew_base(atpdev, 0x3c, n++);
((u32 *)&atpdev->sp[m][0])[k] = atp_readl_base(atpdev, 0x38);
((u32 *)&atpdev->sp[m][0])[k] =
atp_readl_base(atpdev, 0x38);
}
n += 8;
}
......@@ -1510,17 +1575,17 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto fail;
if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
printk(KERN_ERR "atp870u: DMA mask required but not available.\n");
err = -EIO;
goto disable_device;
}
printk(KERN_ERR "atp870u: DMA mask required but not available.\n");
err = -EIO;
goto disable_device;
}
err = pci_request_regions(pdev, "atp870u");
if (err)
goto disable_device;
pci_set_master(pdev);
err = -ENOMEM;
err = -ENOMEM;
shpnt = scsi_host_alloc(&atp870u_template, sizeof(struct atp_unit));
if (!shpnt)
goto release_region;
......@@ -1586,7 +1651,7 @@ static int atp870u_abort(struct scsi_cmnd * SCpnt)
{
unsigned char j, k, c;
struct scsi_cmnd *workrequ;
struct atp_unit *dev;
struct atp_unit *dev;
struct Scsi_Host *host;
host = SCpnt->device->host;
......@@ -1655,11 +1720,10 @@ static int atp870u_biosparam(struct scsi_device *disk, struct block_device *dev,
}
static void atp870u_remove (struct pci_dev *pdev)
{
{
struct atp_unit *devext = pci_get_drvdata(pdev);
struct Scsi_Host *pshost = devext->host;
scsi_remove_host(pshost);
free_irq(pshost->irq, pshost);
pci_release_regions(pdev);
......@@ -1671,23 +1735,23 @@ MODULE_LICENSE("GPL");
static struct scsi_host_template atp870u_template = {
.module = THIS_MODULE,
.name = "atp870u" /* name */,
.name = "atp870u" /* name */,
.proc_name = "atp870u",
.show_info = atp870u_show_info,
.info = atp870u_info /* info */,
.queuecommand = atp870u_queuecommand /* queuecommand */,
.eh_abort_handler = atp870u_abort /* abort */,
.bios_param = atp870u_biosparam /* biosparm */,
.can_queue = qcnt /* can_queue */,
.this_id = 7 /* SCSI ID */,
.sg_tablesize = ATP870U_SCATTER /*SG_ALL*/,
.info = atp870u_info /* info */,
.queuecommand = atp870u_queuecommand /* queuecommand */,
.eh_abort_handler = atp870u_abort /* abort */,
.bios_param = atp870u_biosparam /* biosparm */,
.can_queue = qcnt /* can_queue */,
.this_id = 7 /* SCSI ID */,
.sg_tablesize = ATP870U_SCATTER /*SG_ALL*/,
.max_sectors = ATP870U_MAX_SECTORS,
};
static struct pci_device_id atp870u_id_table[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, ATP885_DEVID) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, ATP880_DEVID1) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, ATP880_DEVID2) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, ATP880_DEVID1) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, ATP880_DEVID2) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_AEC7610) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_AEC7612UW) },
{ PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_AEC7612U) },
......@@ -1709,7 +1773,8 @@ static struct pci_driver atp870u_driver = {
module_pci_driver(atp870u_driver);
static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode)
static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip,
unsigned char lvdmode)
{
unsigned char i, j, k, rmb, n;
unsigned short int m;
......@@ -1982,8 +2047,9 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
m = m << i;
dev->wide_id[c] |= m;
dev->id[c][i].devsp = 0xce;
#ifdef ED_DBGP
printk("dev->id[%2d][%2d].devsp = %2x\n",c,i,dev->id[c][i].devsp);
#ifdef ED_DBGP
printk("dev->id[%2d][%2d].devsp = %2x\n",
c, i, dev->id[c][i].devsp);
#endif
continue;
}
......@@ -2005,7 +2071,8 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
cpu_relax();
if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
if (atp_readb_io(dev, c, 0x17) != 0x11 &&
atp_readb_io(dev, c, 0x17) != 0x8e)
continue;
while (atp_readb_io(dev, c, 0x17) != 0x8e)
......@@ -2109,7 +2176,9 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
m = m << i;
dev->wide_id[c] |= m;
not_wide:
if ((dev->id[c][i].devtype == 0x00) || (dev->id[c][i].devtype == 0x07) || ((dev->id[c][i].devtype == 0x05) && ((n & 0x10) != 0))) {
if ((dev->id[c][i].devtype == 0x00) ||
(dev->id[c][i].devtype == 0x07) ||
((dev->id[c][i].devtype == 0x05) && ((n & 0x10) != 0))) {
m = 1;
m = m << i;
if ((dev->async[c] & m) != 0) {
......@@ -2148,7 +2217,8 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
cpu_relax();
if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
if (atp_readb_io(dev, c, 0x17) != 0x11 &&
atp_readb_io(dev, c, 0x17) != 0x8e)
continue;
while (atp_readb_io(dev, c, 0x17) != 0x8e)
......@@ -2310,7 +2380,8 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
set_syn_ok:
dev->id[c][i].devsp = (dev->id[c][i].devsp & 0x0f) | j;
#ifdef ED_DBGP
printk("dev->id[%2d][%2d].devsp = %2x\n",c,i,dev->id[c][i].devsp);
printk("dev->id[%2d][%2d].devsp = %2x\n",
c,i,dev->id[c][i].devsp);
#endif
}
}
drivers/scsi/atp870u.h
View file @ bcd5c59f
......@@ -7,10 +7,10 @@
/* I/O Port */
#define MAX_CDB 12
#define MAX_SENSE 14
#define qcnt 32
#define ATP870U_SCATTER 128
#define MAX_CDB 12
#define MAX_SENSE 14
#define qcnt 32
#define ATP870U_SCATTER 128
#define MAX_ADAPTER 8
#define MAX_SCSI_ID 16
......@@ -40,7 +40,7 @@ struct atp_unit
unsigned short ultra_map[2];
unsigned short async[2];
unsigned char sp[2][16];
unsigned char r1f[2][16];
unsigned char r1f[2][16];
struct scsi_cmnd *quereq[2][qcnt];
struct atp_id
{
......@@ -55,8 +55,8 @@ struct atp_unit
dma_addr_t prdaddr; /* Dynamically updated in driver */
struct scsi_cmnd *curr_req;
} id[2][16];
struct Scsi_Host *host;
struct pci_dev *pdev;
struct Scsi_Host *host;
struct pci_dev *pdev;
unsigned int unit;
};
......
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