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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-01 20:47:00 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-01 20:47:00 -0700
commitb5625481832ef1ab1a8e31fac0b1d14acdbbc148 (patch)
tree5ff272c95b810a1d8cd3f09f486600c4d6b9357a /drivers/ata/ata_piix.c
parent0fc4969b866671dfe39b1a9119d0fdc7ea0f63e5 (diff)
parent4761c06cb39011c9cc3fef9e6bbfb4c50ceb307d (diff)
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev: pata_sis: fix MWDMA for <= UDMA66 chipsets and UDMA for UDMA33 chipsets libata: blacklist SAMSUNG HD401LJ / ZZ100-15 for NCQ ata_piix: add Tecra M3 to broken suspend blacklist ata_piix: implement piix_borken_suspend() pci: rename __pci_reenable_device() to pci_reenable_device() libata-sff; Unbreak non DMA capable controllers again pata_cmd64x: Correct the speed ranges
Diffstat (limited to 'drivers/ata/ata_piix.c')
-rw-r--r--drivers/ata/ata_piix.c74
1 files changed, 41 insertions, 33 deletions
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index ad070861bb5..a78832ea81f 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -890,37 +890,46 @@ static void ich_set_dmamode (struct ata_port *ap, struct ata_device *adev)
}
#ifdef CONFIG_PM
-static struct dmi_system_id piix_broken_suspend_dmi_table[] = {
- {
- .ident = "TECRA M5",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TECRA M5"),
- },
- },
- {
- .ident = "Satellite U200",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Satellite U200"),
+static int piix_broken_suspend(void)
+{
+ static struct dmi_system_id sysids[] = {
+ {
+ .ident = "TECRA M5",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TECRA M5"),
+ },
},
- },
- {
- .ident = "Satellite U205",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Satellite U205"),
+ {
+ .ident = "Satellite U205",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Satellite U205"),
+ },
},
- },
- {
- .ident = "Portege M500",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M500"),
+ {
+ .ident = "Portege M500",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M500"),
+ },
},
- },
- { }
-};
+ { }
+ };
+ static const char *oemstrs[] = {
+ "Tecra M3,",
+ };
+ int i;
+
+ if (dmi_check_system(sysids))
+ return 1;
+
+ for (i = 0; i < ARRAY_SIZE(oemstrs); i++)
+ if (dmi_find_device(DMI_DEV_TYPE_OEM_STRING, oemstrs[i], NULL))
+ return 1;
+
+ return 0;
+}
static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
{
@@ -937,8 +946,7 @@ static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
* cycles and power trying to do something to the sleeping
* beauty.
*/
- if (dmi_check_system(piix_broken_suspend_dmi_table) &&
- mesg.event == PM_EVENT_SUSPEND) {
+ if (piix_broken_suspend() && mesg.event == PM_EVENT_SUSPEND) {
pci_save_state(pdev);
/* mark its power state as "unknown", since we don't
@@ -973,10 +981,10 @@ static int piix_pci_device_resume(struct pci_dev *pdev)
pci_restore_state(pdev);
/* PCI device wasn't disabled during suspend. Use
- * __pci_reenable_device() to avoid affecting the
- * enable count.
+ * pci_reenable_device() to avoid affecting the enable
+ * count.
*/
- rc = __pci_reenable_device(pdev);
+ rc = pci_reenable_device(pdev);
if (rc)
dev_printk(KERN_ERR, &pdev->dev, "failed to enable "
"device after resume (%d)\n", rc);