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atp870u: Introduce is880(), is885() and remove dev_id 

Introduce chip type inline functions to simplify code, allowing to delete
dev_id from struct atp_unit.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Ondrej Zary 2015-11-17 19:24:21 +01:00 committed by Martin K. Petersen
parent 6c9b9c554b
commit b922a44995
2 changed files with 38 additions and 33 deletions
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70
drivers/scsi/atp870u.c
View File

@ -103,6 +103,17 @@ static inline u8 atp_readb_pci(struct atp_unit *atp, u8 channel, u8 reg)
return inb(atp->pciport[channel] + reg);
}
static inline bool is880(struct atp_unit *atp)
{
return atp->pdev->device == ATP880_DEVID1 ||
atp->pdev->device == ATP880_DEVID2;
}
static inline bool is885(struct atp_unit *atp)
{
return atp->pdev->device == ATP885_DEVID;
}
static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
{
unsigned long flags;
@ -131,7 +142,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
dev->in_int[c] = 1;
cmdp = atp_readb_io(dev, c, 0x10);
if (dev->working[c] != 0) {
if (dev->dev_id == ATP885_DEVID) {
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));
}
@ -148,7 +159,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
i = atp_readb_io(dev, c, 0x17);
if (dev->dev_id == ATP885_DEVID)
if (is885(dev))
atp_writeb_pci(dev, c, 2, 0x06);
target_id = atp_readb_io(dev, c, 0x15);
@ -169,7 +180,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
}
dev->last_cmd[c] |= 0x40;
}
if (dev->dev_id == ATP885_DEVID)
if (is885(dev))
dev->r1f[c][target_id] |= j;
#ifdef ED_DBGP
printk("atp870u_intr_handle status = %x\n",i);
@ -178,7 +189,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
if (dev->dev_id == ATP885_DEVID) {
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);
@ -249,7 +260,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
return IRQ_HANDLED;
}
if (dev->dev_id == ATP885_DEVID) {
if (is885(dev)) {
if ((i == 0x4c) || (i == 0x4d) || (i == 0x8c) || (i == 0x8d)) {
if ((i == 0x4c) || (i == 0x8c))
i=0x48;
@ -301,7 +312,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
if (dev->last_cmd[c] != 0xff) {
dev->last_cmd[c] |= 0x40;
}
if (dev->dev_id == ATP885_DEVID) {
if (is885(dev)) {
j = atp_readb_base(dev, 0x29) & 0xfe;
atp_writeb_base(dev, 0x29, j);
} else
@ -316,7 +327,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
} else {
target_id &= 0x07;
}
if (dev->dev_id == ATP885_DEVID)
if (is885(dev))
atp_writeb_io(dev, c, 0x10, 0x45);
workreq = dev->id[c][target_id].curr_req;
#ifdef ED_DBGP
@ -348,15 +359,14 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_io(dev, c, 0x16, 0x80);
/* enable 32 bit fifo transfer */
if (dev->dev_id == ATP885_DEVID) {
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)) {
i |= 0x0c;
}
atp_writeb_pci(dev, c, 1, i);
} else if ((dev->dev_id == ATP880_DEVID1) ||
(dev->dev_id == ATP880_DEVID2) ) {
} 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);
else
@ -417,7 +427,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
#ifdef ED_DBGP
printk("dev->id[%d][%d].prdaddr 0x%8x\n", c, target_id, dev->id[c][target_id].prdaddr);
#endif
if (dev->dev_id != ATP885_DEVID) {
if (!is885(dev)) {
atp_writeb_pci(dev, c, 2, 0x06);
atp_writeb_pci(dev, c, 2, 0x00);
}
@ -454,14 +464,14 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
}
if (i == 0x16) {
workreq->result = atp_readb_io(dev, c, 0x0f);
if (((dev->r1f[c][target_id] & 0x10) != 0)&&(dev->dev_id==ATP885_DEVID)) {
if (((dev->r1f[c][target_id] & 0x10) != 0) && is885(dev)) {
printk(KERN_WARNING "AEC67162 CRC ERROR !\n");
workreq->result = 0x02;
}
} else
workreq->result = 0x02;
if (dev->dev_id == ATP885_DEVID) {
if (is885(dev)) {
j = atp_readb_base(dev, 0x29) | 0x01;
atp_writeb_base(dev, 0x29, j);
}
@ -516,7 +526,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_pci(dev, c, 2, 0x06);
atp_writeb_pci(dev, c, 2, 0x00);
atp_writeb_io(dev, c, 0x10, 0x41);
if (dev->dev_id == ATP885_DEVID) {
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]);
@ -535,7 +545,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
atp_writeb_pci(dev, c, 2, 0x06);
atp_writeb_pci(dev, c, 2, 0x00);
atp_writeb_io(dev, c, 0x10, 0x41);
if (dev->dev_id == ATP885_DEVID) {
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]);
@ -737,7 +747,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
#endif
l = scsi_bufflen(workreq);
if (dev->dev_id == ATP885_DEVID) {
if (is885(dev)) {
j = atp_readb_base(dev, 0x29) & 0xfe;
atp_writeb_base(dev, 0x29, j);
dev->r1f[c][scmd_id(workreq)] = 0;
@ -775,7 +785,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
atp_writeb_io(dev, c, 0x00, workreq->cmd_len);
atp_writeb_io(dev, c, 0x01, 0x2c);
if (dev->dev_id == ATP885_DEVID)
if (is885(dev))
atp_writeb_io(dev, c, 0x02, 0x7f);
else
atp_writeb_io(dev, c, 0x02, 0xcf);
@ -873,15 +883,14 @@ static void send_s870(struct atp_unit *dev,unsigned char c)
atp_writel_pci(dev, c, 4, dev->id[c][target_id].prdaddr);
atp_writeb_pci(dev, c, 2, 0x06);
atp_writeb_pci(dev, c, 2, 0x00);
if (dev->dev_id == ATP885_DEVID) {
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;
}
atp_writeb_pci(dev, c, 1, j);
} else if ((dev->dev_id == ATP880_DEVID1) ||
(dev->dev_id == ATP880_DEVID2)) {
} 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);
else
@ -1285,7 +1294,7 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
shpnt->unique_id = shpnt->io_port;
shpnt->irq = pdev->irq;
if ((ent->device == ATP880_DEVID1)||(ent->device == ATP880_DEVID2)) {
if (is880(atpdev)) {
pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x80);//JCC082803
atpdev->ioport[0] = shpnt->io_port + 0x40;
@ -1296,7 +1305,6 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
printk(KERN_INFO " ACARD AEC-67160 PCI Ultra3 LVD Host Adapter:"
" IO:%lx, IRQ:%d.\n", shpnt->io_port, shpnt->irq);
atpdev->dev_id = ent->device;
atpdev->host_id[0] = host_id;
atpdev->scam_on = atp_readb_base(atpdev, 0x22);
@ -1384,12 +1392,11 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
atp_writeb_base(atpdev, 0x38, 0xb0);
shpnt->max_id = 16;
shpnt->this_id = host_id;
} else if (ent->device == ATP885_DEVID) {
} else if (is885(atpdev)) {
printk(KERN_INFO " ACARD AEC-67162 PCI Ultra3 LVD Host Adapter: IO:%lx, IRQ:%d.\n"
, shpnt->io_port, shpnt->irq);
atpdev->pdev = pdev;
atpdev->dev_id = ent->device;
atpdev->ioport[0] = shpnt->io_port + 0x80;
atpdev->ioport[1] = shpnt->io_port + 0xc0;
atpdev->pciport[0] = shpnt->io_port + 0x40;
@ -1528,7 +1535,6 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
atpdev->ioport[0] = shpnt->io_port;
atpdev->pciport[0] = shpnt->io_port + 0x20;
atpdev->dev_id = ent->device;
host_id &= 0x07;
atpdev->host_id[0] = host_id;
atpdev->scam_on = atp_readb_pci(atpdev, 0, 2);
@ -1797,7 +1803,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
dev->active_id[c] |= m;
atp_writeb_io(dev, c, 0x10, 0x30);
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2)
if (is885(dev) || is880(dev))
atp_writeb_io(dev, c, 0x14, 0x00);
else /* result of is870() merge - is this a bug? */
atp_writeb_io(dev, c, 0x04, 0x00);
@ -1877,7 +1883,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
if ((mbuf[7] & 0x60) == 0) {
goto not_wide;
}
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2) {
if (is885(dev) || is880(dev)) {
if ((i < 8) && ((dev->global_map[c] & 0x20) == 0))
goto not_wide;
} else { /* result of is870() merge - is this a bug? */
@ -2146,7 +2152,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
}
continue;
set_sync:
if ((dev->dev_id != ATP885_DEVID && dev->dev_id != ATP880_DEVID1 && dev->dev_id != ATP880_DEVID2) || (dev->sp[c][i] == 0x02)) {
if ((!is885(dev) && !is880(dev)) || (dev->sp[c][i] == 0x02)) {
synu[4] = 0x0c;
synuw[4] = 0x0c;
} else {
@ -2190,7 +2196,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0) {
if ((m & dev->wide_id[c]) != 0) {
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2) {
if (is885(dev) || is880(dev)) {
if ((m & dev->ultra_map[c]) != 0) {
atp_writeb_io(dev, c, 0x19, synuw[j++]);
} else {
@ -2245,7 +2251,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
}
continue;
phase_ins:
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2)
if (is885(dev) || is880(dev))
atp_writeb_io(dev, c, 0x14, 0x06);
else
atp_writeb_io(dev, c, 0x14, 0xff);
@ -2303,7 +2309,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
if (mbuf[3] > 0x64) {
continue;
}
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2) {
if (is885(dev) || is880(dev)) {
if (mbuf[4] > 0x0e) {
mbuf[4] = 0x0e;
}
@ -2313,7 +2319,7 @@ static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsign
}
}
dev->id[c][i].devsp = mbuf[4];
if (dev->dev_id == ATP885_DEVID || dev->dev_id == ATP880_DEVID1 || dev->dev_id == ATP880_DEVID2)
if (is885(dev) || is880(dev))
if (mbuf[3] < 0x0c) {
j = 0xb0;
goto set_syn_ok;

1
drivers/scsi/atp870u.h
View File

@ -39,7 +39,6 @@ struct atp_unit
unsigned short active_id[2];
unsigned short ultra_map[2];
unsigned short async[2];
unsigned short dev_id;
unsigned char sp[2][16];
unsigned char r1f[2][16];
struct scsi_cmnd *quereq[2][qcnt];