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Diffstat (limited to 'drivers/ata/ata_piix.c')
-rw-r--r--drivers/ata/ata_piix.c38
1 files changed, 29 insertions, 9 deletions
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 942d14ac8792..d0a14cf2bd74 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -72,6 +72,7 @@
* ICH2 spec c #20 - IDE PRD must not cross a 64K boundary
* and must be dword aligned
* ICH2 spec c #24 - UDMA mode 4,5 t85/86 should be 6ns not 3.3
+ * ICH7 errata #16 - MWDMA1 timings are incorrect
*
* Should have been BIOS fixed:
* 450NX: errata #19 - DMA hangs on old 450NX
@@ -94,7 +95,7 @@
#include <linux/dmi.h>
#define DRV_NAME "ata_piix"
-#define DRV_VERSION "2.12"
+#define DRV_VERSION "2.13"
enum {
PIIX_IOCFG = 0x54, /* IDE I/O configuration register */
@@ -136,6 +137,7 @@ enum piix_controller_ids {
ich_pata_33, /* ICH up to UDMA 33 only */
ich_pata_66, /* ICH up to 66 Mhz */
ich_pata_100, /* ICH up to UDMA 100 */
+ ich_pata_100_nomwdma1, /* ICH up to UDMA 100 but with no MWDMA1*/
ich5_sata,
ich6_sata,
ich6m_sata,
@@ -216,15 +218,13 @@ static const struct pci_device_id piix_pci_tbl[] = {
/* ICH6 (and 6) (i915) UDMA 100 */
{ 0x8086, 0x266F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100 },
/* ICH7/7-R (i945, i975) UDMA 100*/
- { 0x8086, 0x27DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100 },
- { 0x8086, 0x269E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100 },
+ { 0x8086, 0x27DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100_nomwdma1 },
+ { 0x8086, 0x269E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100_nomwdma1 },
/* ICH8 Mobile PATA Controller */
{ 0x8086, 0x2850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich_pata_100 },
- /* NOTE: The following PCI ids must be kept in sync with the
- * list in drivers/pci/quirks.c.
- */
-
+ /* SATA ports */
+
/* 82801EB (ICH5) */
{ 0x8086, 0x24d1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich5_sata },
/* 82801EB (ICH5) */
@@ -487,6 +487,15 @@ static struct ata_port_info piix_port_info[] = {
.port_ops = &ich_pata_ops,
},
+ [ich_pata_100_nomwdma1] =
+ {
+ .flags = PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2_ONLY,
+ .udma_mask = ATA_UDMA5,
+ .port_ops = &ich_pata_ops,
+ },
+
[ich5_sata] =
{
.flags = PIIX_SATA_FLAGS,
@@ -594,6 +603,7 @@ static const struct ich_laptop ich_laptop[] = {
{ 0x24CA, 0x1025, 0x003d }, /* ICH4 on ACER TM290 */
{ 0x266F, 0x1025, 0x0066 }, /* ICH6 on ACER Aspire 1694WLMi */
{ 0x2653, 0x1043, 0x82D8 }, /* ICH6M on Asus Eee 701 */
+ { 0x27df, 0x104d, 0x900e }, /* ICH7 on Sony TZ-90 */
/* end marker */
{ 0, }
};
@@ -1443,6 +1453,15 @@ static bool piix_broken_system_poweroff(struct pci_dev *pdev)
/* PCI slot number of the controller */
.driver_data = (void *)0x1FUL,
},
+ {
+ .ident = "HP Compaq nc6000",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nc6000"),
+ },
+ /* PCI slot number of the controller */
+ .driver_data = (void *)0x1FUL,
+ },
{ } /* terminate list */
};
@@ -1488,8 +1507,8 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
dev_printk(KERN_DEBUG, &pdev->dev,
"version " DRV_VERSION "\n");
- /* no hotplugging support (FIXME) */
- if (!in_module_init)
+ /* no hotplugging support for later devices (FIXME) */
+ if (!in_module_init && ent->driver_data >= ich5_sata)
return -ENODEV;
if (piix_broken_system_poweroff(pdev)) {
@@ -1570,6 +1589,7 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
host->ports[1]->mwdma_mask = 0;
host->ports[1]->udma_mask = 0;
}
+ host->flags |= ATA_HOST_PARALLEL_SCAN;
pci_set_master(pdev);
return ata_pci_sff_activate_host(host, ata_sff_interrupt, &piix_sht);