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Merge branch 'upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

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* 'upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  sata_mv: platform driver allocs dma without create
  pata_ninja32: setup changes
  pata_legacy: typo fix
  pata_amd: Note in the module description it handles Nvidia
  sata_mv: fix loop with last port
  libata: ignore deverr on SETXFER if mode is configured
  pata_via: fix SATA cable detection on cx700
This commit is contained in:
Linus Torvalds 2008-02-11 20:42:11 -08:00
commit a17b7a398d
6 changed files with 84 additions and 51 deletions
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66
drivers/ata/libata-core.c
View File

@ -3048,6 +3048,8 @@ int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel)
static int ata_dev_set_mode(struct ata_device *dev)
{
struct ata_eh_context *ehc = &dev->link->eh_context;
const char *dev_err_whine = "";
int ign_dev_err = 0;
unsigned int err_mask;
int rc;
@ -3057,41 +3059,57 @@ static int ata_dev_set_mode(struct ata_device *dev)
err_mask = ata_dev_set_xfermode(dev);
/* Old CFA may refuse this command, which is just fine */
if (dev->xfer_shift == ATA_SHIFT_PIO && ata_id_is_cfa(dev->id))
err_mask &= ~AC_ERR_DEV;
/* Some very old devices and some bad newer ones fail any kind of
SET_XFERMODE request but support PIO0-2 timings and no IORDY */
if (dev->xfer_shift == ATA_SHIFT_PIO && !ata_id_has_iordy(dev->id) &&
dev->pio_mode <= XFER_PIO_2)
err_mask &= ~AC_ERR_DEV;
/* Early MWDMA devices do DMA but don't allow DMA mode setting.
Don't fail an MWDMA0 set IFF the device indicates it is in MWDMA0 */
if (dev->xfer_shift == ATA_SHIFT_MWDMA &&
dev->dma_mode == XFER_MW_DMA_0 &&
(dev->id[63] >> 8) & 1)
err_mask &= ~AC_ERR_DEV;
if (err_mask) {
ata_dev_printk(dev, KERN_ERR, "failed to set xfermode "
"(err_mask=0x%x)\n", err_mask);
return -EIO;
}
if (err_mask & ~AC_ERR_DEV)
goto fail;
/* revalidate */
ehc->i.flags |= ATA_EHI_POST_SETMODE;
rc = ata_dev_revalidate(dev, ATA_DEV_UNKNOWN, 0);
ehc->i.flags &= ~ATA_EHI_POST_SETMODE;
if (rc)
return rc;
/* Old CFA may refuse this command, which is just fine */
if (dev->xfer_shift == ATA_SHIFT_PIO && ata_id_is_cfa(dev->id))
ign_dev_err = 1;
/* Some very old devices and some bad newer ones fail any kind of
SET_XFERMODE request but support PIO0-2 timings and no IORDY */
if (dev->xfer_shift == ATA_SHIFT_PIO && !ata_id_has_iordy(dev->id) &&
dev->pio_mode <= XFER_PIO_2)
ign_dev_err = 1;
/* Early MWDMA devices do DMA but don't allow DMA mode setting.
Don't fail an MWDMA0 set IFF the device indicates it is in MWDMA0 */
if (dev->xfer_shift == ATA_SHIFT_MWDMA &&
dev->dma_mode == XFER_MW_DMA_0 &&
(dev->id[63] >> 8) & 1)
ign_dev_err = 1;
/* if the device is actually configured correctly, ignore dev err */
if (dev->xfer_mode == ata_xfer_mask2mode(ata_id_xfermask(dev->id)))
ign_dev_err = 1;
if (err_mask & AC_ERR_DEV) {
if (!ign_dev_err)
goto fail;
else
dev_err_whine = " (device error ignored)";
}
DPRINTK("xfer_shift=%u, xfer_mode=0x%x\n",
dev->xfer_shift, (int)dev->xfer_mode);
ata_dev_printk(dev, KERN_INFO, "configured for %s\n",
ata_mode_string(ata_xfer_mode2mask(dev->xfer_mode)));
ata_dev_printk(dev, KERN_INFO, "configured for %s%s\n",
ata_mode_string(ata_xfer_mode2mask(dev->xfer_mode)),
dev_err_whine);
return 0;
fail:
ata_dev_printk(dev, KERN_ERR, "failed to set xfermode "
"(err_mask=0x%x)\n", err_mask);
return -EIO;
}
/**

2
drivers/ata/pata_amd.c
View File

@ -772,7 +772,7 @@ static void __exit amd_exit(void)
}
MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("low-level driver for AMD PATA IDE");
MODULE_DESCRIPTION("low-level driver for AMD and Nvidia PATA IDE");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, amd);
MODULE_VERSION(DRV_VERSION);

2
drivers/ata/pata_legacy.c
View File

@ -127,7 +127,7 @@ static int opti82c611a; /* Opti82c611A on primary 1, sec 2, both 3 */
static int opti82c46x; /* Opti 82c465MV present(pri/sec autodetect) */
static int qdi; /* Set to probe QDI controllers */
static int winbond; /* Set to probe Winbond controllers,
give I/O port if non stdanard */
give I/O port if non standard */
static int autospeed; /* Chip present which snoops speed changes */
static int pio_mask = 0x1F; /* PIO range for autospeed devices */
static int iordy_mask = 0xFFFFFFFF; /* Use iordy if available */

9
drivers/ata/pata_ninja32.c
View File

@ -17,6 +17,7 @@
* Base + 0x00 IRQ Status
* Base + 0x01 IRQ control
* Base + 0x02 Chipset control
* Base + 0x03 Unknown
* Base + 0x04 VDMA and reset control + wait bits
* Base + 0x08 BMIMBA
* Base + 0x0C DMA Length
@ -174,8 +175,12 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
ata_std_ports(&ap->ioaddr);
iowrite8(0x05, base + 0x01); /* Enable interrupt lines */
iowrite8(0xB3, base + 0x02); /* Burst, ?? setup */
iowrite8(0x00, base + 0x04); /* WAIT0 ? */
iowrite8(0xBE, base + 0x02); /* Burst, ?? setup */
iowrite8(0x01, base + 0x03); /* Unknown */
iowrite8(0x20, base + 0x04); /* WAIT0 */
iowrite8(0x8f, base + 0x05); /* Unknown */
iowrite8(0xa4, base + 0x1c); /* Unknown */
iowrite8(0x83, base + 0x1d); /* BMDMA control: WAIT0 */
/* FIXME: Should we disable them at remove ? */
return ata_host_activate(host, dev->irq, ata_interrupt,
IRQF_SHARED, &ninja32_sht);

6
drivers/ata/pata_via.c
View File

@ -84,6 +84,7 @@ enum {
VIA_BAD_ID = 0x100, /* Has wrong vendor ID (0x1107) */
VIA_BAD_AST = 0x200, /* Don't touch Address Setup Timing */
VIA_NO_ENABLES = 0x400, /* Has no enablebits */
VIA_SATA_PATA = 0x800, /* SATA/PATA combined configuration */
};
/*
@ -100,7 +101,7 @@ static const struct via_isa_bridge {
{ "vx800", PCI_DEVICE_ID_VIA_VX800, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_SATA_PATA },
{ "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES},
{ "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
@ -172,6 +173,9 @@ static int via_cable_detect(struct ata_port *ap) {
if (via_cable_override(pdev))
return ATA_CBL_PATA40_SHORT;
if ((config->flags & VIA_SATA_PATA) && ap->port_no == 0)
return ATA_CBL_SATA;
/* Early chips are 40 wire */
if ((config->flags & VIA_UDMA) < VIA_UDMA_66)
return ATA_CBL_PATA40;

50
drivers/ata/sata_mv.c
View File

@ -1716,14 +1716,16 @@ static void mv_host_intr(struct ata_host *host, u32 relevant, unsigned int hc)
VPRINTK("ENTER, hc%u relevant=0x%08x HC IRQ cause=0x%08x\n",
hc, relevant, hc_irq_cause);
for (port = port0; port < port0 + last_port; port++) {
for (port = port0; port < last_port; port++) {
struct ata_port *ap = host->ports[port];
struct mv_port_priv *pp = ap->private_data;
struct mv_port_priv *pp;
int have_err_bits, hard_port, shift;
if ((!ap) || (ap->flags & ATA_FLAG_DISABLED))
continue;
pp = ap->private_data;
shift = port << 1; /* (port * 2) */
if (port >= MV_PORTS_PER_HC) {
shift++; /* skip bit 8 in the HC Main IRQ reg */
@ -2879,6 +2881,26 @@ done:
return rc;
}
static int mv_create_dma_pools(struct mv_host_priv *hpriv, struct device *dev)
{
hpriv->crqb_pool = dmam_pool_create("crqb_q", dev, MV_CRQB_Q_SZ,
MV_CRQB_Q_SZ, 0);
if (!hpriv->crqb_pool)
return -ENOMEM;
hpriv->crpb_pool = dmam_pool_create("crpb_q", dev, MV_CRPB_Q_SZ,
MV_CRPB_Q_SZ, 0);
if (!hpriv->crpb_pool)
return -ENOMEM;
hpriv->sg_tbl_pool = dmam_pool_create("sg_tbl", dev, MV_SG_TBL_SZ,
MV_SG_TBL_SZ, 0);
if (!hpriv->sg_tbl_pool)
return -ENOMEM;
return 0;
}
/**
* mv_platform_probe - handle a positive probe of an soc Marvell
* host
@ -2932,6 +2954,10 @@ static int mv_platform_probe(struct platform_device *pdev)
hpriv->base = ioremap(res->start, res->end - res->start + 1);
hpriv->base -= MV_SATAHC0_REG_BASE;
rc = mv_create_dma_pools(hpriv, &pdev->dev);
if (rc)
return rc;
/* initialize adapter */
rc = mv_init_host(host, chip_soc);
if (rc)
@ -3068,26 +3094,6 @@ static void mv_print_info(struct ata_host *host)
scc_s, (MV_HP_FLAG_MSI & hpriv->hp_flags) ? "MSI" : "INTx");
}
static int mv_create_dma_pools(struct mv_host_priv *hpriv, struct device *dev)
{
hpriv->crqb_pool = dmam_pool_create("crqb_q", dev, MV_CRQB_Q_SZ,
MV_CRQB_Q_SZ, 0);
if (!hpriv->crqb_pool)
return -ENOMEM;
hpriv->crpb_pool = dmam_pool_create("crpb_q", dev, MV_CRPB_Q_SZ,
MV_CRPB_Q_SZ, 0);
if (!hpriv->crpb_pool)
return -ENOMEM;
hpriv->sg_tbl_pool = dmam_pool_create("sg_tbl", dev, MV_SG_TBL_SZ,
MV_SG_TBL_SZ, 0);
if (!hpriv->sg_tbl_pool)
return -ENOMEM;
return 0;
}
/**
* mv_pci_init_one - handle a positive probe of a PCI Marvell host
* @pdev: PCI device found