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Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/ker…
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…nel/git/jgarzik/libata-dev

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  ahci: improve spurious SDB FIS handling
  ahci/pata_jmicron: match class not function number
  jmicron ATA: reimplement jmicron ATA quirk
  pata_jmicron: drop unnecessary device programming in [re]init
  libata: blacklist FUJITSU MHT2060BH for NCQ
  sata_sil24: kill unused local variable idx in sil24_fill_sg()
  libata: clear drvdata in ata_host_release(), take#2
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Linus Torvalds committed Mar 2, 2007
2 parents b435086 + afb2d55 commit 562aa1d
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Showing 8 changed files with 95 additions and 105 deletions.
55 changes: 27 additions & 28 deletions drivers/ata/ahci.c
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Original file line number Diff line number Diff line change
Expand Up @@ -200,6 +200,7 @@ struct ahci_port_priv {
/* for NCQ spurious interrupt analysis */
unsigned int ncq_saw_d2h:1;
unsigned int ncq_saw_dmas:1;
unsigned int ncq_saw_sdb:1;
};

static u32 ahci_scr_read (struct ata_port *ap, unsigned int sc_reg);
Expand Down Expand Up @@ -384,12 +385,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x294d), board_ahci_pi }, /* ICH9 */
{ PCI_VDEVICE(INTEL, 0x294e), board_ahci_pi }, /* ICH9M */

/* JMicron */
{ PCI_VDEVICE(JMICRON, 0x2360), board_ahci_ign_iferr }, /* JMB360 */
{ PCI_VDEVICE(JMICRON, 0x2361), board_ahci_ign_iferr }, /* JMB361 */
{ PCI_VDEVICE(JMICRON, 0x2363), board_ahci_ign_iferr }, /* JMB363 */
{ PCI_VDEVICE(JMICRON, 0x2365), board_ahci_ign_iferr }, /* JMB365 */
{ PCI_VDEVICE(JMICRON, 0x2366), board_ahci_ign_iferr }, /* JMB366 */
/* JMicron 360/1/3/5/6, match class to avoid IDE function */
{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr },

/* ATI */
{ PCI_VDEVICE(ATI, 0x4380), board_ahci }, /* ATI SB600 non-raid */
Expand Down Expand Up @@ -1160,23 +1158,31 @@ static void ahci_host_intr(struct ata_port *ap)
}

if (status & PORT_IRQ_SDB_FIS) {
/* SDB FIS containing spurious completions might be
* dangerous, whine and fail commands with HSM
* violation. EH will turn off NCQ after several such
* failures.
*/
const __le32 *f = pp->rx_fis + RX_FIS_SDB;

ata_ehi_push_desc(ehi, "spurious completion during NCQ "
"issue=0x%x SAct=0x%x FIS=%08x:%08x",
readl(port_mmio + PORT_CMD_ISSUE),
readl(port_mmio + PORT_SCR_ACT),
le32_to_cpu(f[0]), le32_to_cpu(f[1]));

ehi->err_mask |= AC_ERR_HSM;
ehi->action |= ATA_EH_SOFTRESET;
ata_port_freeze(ap);

if (le32_to_cpu(f[1])) {
/* SDB FIS containing spurious completions
* might be dangerous, whine and fail commands
* with HSM violation. EH will turn off NCQ
* after several such failures.
*/
ata_ehi_push_desc(ehi,
"spurious completions during NCQ "
"issue=0x%x SAct=0x%x FIS=%08x:%08x",
readl(port_mmio + PORT_CMD_ISSUE),
readl(port_mmio + PORT_SCR_ACT),
le32_to_cpu(f[0]), le32_to_cpu(f[1]));
ehi->err_mask |= AC_ERR_HSM;
ehi->action |= ATA_EH_SOFTRESET;
ata_port_freeze(ap);
} else {
if (!pp->ncq_saw_sdb)
ata_port_printk(ap, KERN_INFO,
"spurious SDB FIS %08x:%08x during NCQ, "
"this message won't be printed again\n",
le32_to_cpu(f[0]), le32_to_cpu(f[1]));
pp->ncq_saw_sdb = 1;
}
known_irq = 1;
}

Expand Down Expand Up @@ -1665,13 +1671,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");

if (pdev->vendor == PCI_VENDOR_ID_JMICRON) {
/* Function 1 is the PATA controller except on the 368, where
we are not AHCI anyway */
if (PCI_FUNC(pdev->devfn))
return -ENODEV;
}

rc = pcim_enable_device(pdev);
if (rc)
return rc;
Expand Down
5 changes: 4 additions & 1 deletion drivers/ata/libata-core.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3346,6 +3346,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
/* Devices where NCQ should be avoided */
/* NCQ is slow */
{ "WDC WD740ADFD-00", NULL, ATA_HORKAGE_NONCQ },
/* http://thread.gmane.org/gmane.linux.ide/14907 */
{ "FUJITSU MHT2060BH", NULL, ATA_HORKAGE_NONCQ },

/* Devices with NCQ limits */

Expand Down Expand Up @@ -5680,6 +5682,8 @@ static void ata_host_release(struct device *gendev, void *res)

if (host->ops->host_stop)
host->ops->host_stop(host);

dev_set_drvdata(gendev, NULL);
}

/**
Expand Down Expand Up @@ -5902,7 +5906,6 @@ int ata_device_add(const struct ata_probe_ent *ent)

err_out:
devres_release_group(dev, ata_device_add);
dev_set_drvdata(dev, NULL);
VPRINTK("EXIT, returning %d\n", rc);
return 0;
}
Expand Down
1 change: 0 additions & 1 deletion drivers/ata/pata_cs5520.c
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Original file line number Diff line number Diff line change
Expand Up @@ -306,7 +306,6 @@ static void __devexit cs5520_remove_one(struct pci_dev *pdev)
struct ata_host *host = dev_get_drvdata(dev);

ata_host_detach(host);
dev_set_drvdata(dev, NULL);
}

/**
Expand Down
1 change: 0 additions & 1 deletion drivers/ata/pata_isapnp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -128,7 +128,6 @@ static void isapnp_remove_one(struct pnp_dev *idev)
struct ata_host *host = dev_get_drvdata(dev);

ata_host_detach(host);
dev_set_drvdata(dev, NULL);
}

static struct pnp_device_id isapnp_devices[] = {
Expand Down
51 changes: 11 additions & 40 deletions drivers/ata/pata_jmicron.c
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Original file line number Diff line number Diff line change
Expand Up @@ -202,49 +202,20 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i
};
struct ata_port_info *port_info[2] = { &info, &info };

u32 reg;

/* PATA controller is fn 1, AHCI is fn 0 */
if (id->driver_data != 368 && PCI_FUNC(pdev->devfn) != 1)
return -ENODEV;

/* The 365/66 have two PATA channels, redirect the second */
if (id->driver_data == 365 || id->driver_data == 366) {
pci_read_config_dword(pdev, 0x80, &reg);
reg |= (1 << 24); /* IDE1 to PATA IDE secondary */
pci_write_config_dword(pdev, 0x80, reg);
}

return ata_pci_init_one(pdev, port_info, 2);
}

static int jmicron_reinit_one(struct pci_dev *pdev)
{
u32 reg;

switch(pdev->device) {
case PCI_DEVICE_ID_JMICRON_JMB368:
break;
case PCI_DEVICE_ID_JMICRON_JMB365:
case PCI_DEVICE_ID_JMICRON_JMB366:
/* Restore mapping or disks swap and boy does it get ugly */
pci_read_config_dword(pdev, 0x80, &reg);
reg |= (1 << 24); /* IDE1 to PATA IDE secondary */
pci_write_config_dword(pdev, 0x80, reg);
/* Fall through */
default:
/* Make sure AHCI is turned back on */
pci_write_config_byte(pdev, 0x41, 0xa1);
}
return ata_pci_device_resume(pdev);
}

static const struct pci_device_id jmicron_pci_tbl[] = {
{ PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMB361), 361},
{ PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMB363), 363},
{ PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMB365), 365},
{ PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMB366), 366},
{ PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMB368), 368},
{ PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xffff00, 361 },
{ PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xffff00, 363 },
{ PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xffff00, 365 },
{ PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xffff00, 366 },
{ PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xffff00, 368 },

{ } /* terminate list */
};
Expand All @@ -255,7 +226,7 @@ static struct pci_driver jmicron_pci_driver = {
.probe = jmicron_init_one,
.remove = ata_pci_remove_one,
.suspend = ata_pci_device_suspend,
.resume = jmicron_reinit_one,
.resume = ata_pci_device_resume,
};

static int __init jmicron_init(void)
Expand Down
1 change: 0 additions & 1 deletion drivers/ata/pata_platform.c
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Original file line number Diff line number Diff line change
Expand Up @@ -228,7 +228,6 @@ static int __devexit pata_platform_remove(struct platform_device *pdev)
struct ata_host *host = dev_get_drvdata(dev);

ata_host_detach(host);
dev_set_drvdata(dev, NULL);

return 0;
}
Expand Down
3 changes: 0 additions & 3 deletions drivers/ata/sata_sil24.c
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Original file line number Diff line number Diff line change
Expand Up @@ -647,7 +647,6 @@ static inline void sil24_fill_sg(struct ata_queued_cmd *qc,
struct sil24_sge *sge)
{
struct scatterlist *sg;
unsigned int idx = 0;

ata_for_each_sg(sg, qc) {
sge->addr = cpu_to_le64(sg_dma_address(sg));
Expand All @@ -656,9 +655,7 @@ static inline void sil24_fill_sg(struct ata_queued_cmd *qc,
sge->flags = cpu_to_le32(SGE_TRM);
else
sge->flags = 0;

sge++;
idx++;
}
}

Expand Down
83 changes: 53 additions & 30 deletions drivers/pci/quirks.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1218,45 +1218,68 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, asus_hides_a
* do this early on to make the additional device appear during
* the PCI scanning.
*/

static void quirk_jmicron_dualfn(struct pci_dev *pdev)
static void quirk_jmicron_ata(struct pci_dev *pdev)
{
u32 conf;
u32 conf1, conf5, class;
u8 hdr;

/* Only poke fn 0 */
if (PCI_FUNC(pdev->devfn))
return;

switch(pdev->device) {
case PCI_DEVICE_ID_JMICRON_JMB365:
case PCI_DEVICE_ID_JMICRON_JMB366:
/* Redirect IDE second PATA port to the right spot */
pci_read_config_dword(pdev, 0x80, &conf);
conf |= (1 << 24);
/* Fall through */
pci_write_config_dword(pdev, 0x80, conf);
case PCI_DEVICE_ID_JMICRON_JMB361:
case PCI_DEVICE_ID_JMICRON_JMB363:
pci_read_config_dword(pdev, 0x40, &conf);
/* Enable dual function mode, AHCI on fn 0, IDE fn1 */
/* Set the class codes correctly and then direct IDE 0 */
conf &= ~0x000FF200; /* Clear bit 9 and 12-19 */
conf |= 0x00C2A102; /* Set 1, 8, 13, 15, 17, 22, 23 */
pci_write_config_dword(pdev, 0x40, conf);

/* Reconfigure so that the PCI scanner discovers the
device is now multifunction */

pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr);
pdev->hdr_type = hdr & 0x7f;
pdev->multifunction = !!(hdr & 0x80);
pci_read_config_dword(pdev, 0x40, &conf1);
pci_read_config_dword(pdev, 0x80, &conf5);

break;
conf1 &= ~0x00CFF302; /* Clear bit 1, 8, 9, 12-19, 22, 23 */
conf5 &= ~(1 << 24); /* Clear bit 24 */

switch (pdev->device) {
case PCI_DEVICE_ID_JMICRON_JMB360:
/* The controller should be in single function ahci mode */
conf1 |= 0x0002A100; /* Set 8, 13, 15, 17 */
break;

case PCI_DEVICE_ID_JMICRON_JMB365:
case PCI_DEVICE_ID_JMICRON_JMB366:
/* Redirect IDE second PATA port to the right spot */
conf5 |= (1 << 24);
/* Fall through */
case PCI_DEVICE_ID_JMICRON_JMB361:
case PCI_DEVICE_ID_JMICRON_JMB363:
/* Enable dual function mode, AHCI on fn 0, IDE fn1 */
/* Set the class codes correctly and then direct IDE 0 */
conf1 |= 0x00C2A102; /* Set 1, 8, 13, 15, 17, 22, 23 */
break;

case PCI_DEVICE_ID_JMICRON_JMB368:
/* The controller should be in single function IDE mode */
conf1 |= 0x00C00000; /* Set 22, 23 */
break;
}
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn);

pci_write_config_dword(pdev, 0x40, conf1);
pci_write_config_dword(pdev, 0x80, conf5);

/* Update pdev accordingly */
pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr);
pdev->hdr_type = hdr & 0x7f;
pdev->multifunction = !!(hdr & 0x80);

pci_read_config_dword(pdev, PCI_CLASS_REVISION, &class);
pdev->class = class >> 8;
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB360, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB360, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, quirk_jmicron_ata);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, quirk_jmicron_ata);

#endif

Expand Down

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