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

* 'hibern_fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  SATA PIIX: Blacklist system that spins off disks during ACPI power off
  SATA Sil: Blacklist system that spins off disks during ACPI power off
  SATA AHCI: Blacklist system that spins off disks during ACPI power off
  SATA: Blacklisting of systems that spin off disks during ACPI power off
  DMI: Introduce dmi_first_match to make the interface more flexible
  Hibernation: Introduce system_entering_hibernation
This commit is contained in:
Linus Torvalds 2009-01-27 07:50:41 -08:00
commit 490a8d70cd
9 changed files with 187 additions and 22 deletions

View file

@ -38,6 +38,7 @@ struct dmi_device {
#ifdef CONFIG_DMI
extern int dmi_check_system(const struct dmi_system_id *list);
const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
extern const char * dmi_get_system_info(int field);
extern const struct dmi_device * dmi_find_device(int type, const char *name,
const struct dmi_device *from);

View file

@ -187,6 +187,8 @@ enum {
ATA_FLAG_PIO_POLLING = (1 << 9), /* use polling PIO if LLD
* doesn't handle PIO interrupts */
ATA_FLAG_NCQ = (1 << 10), /* host supports NCQ */
ATA_FLAG_NO_POWEROFF_SPINDOWN = (1 << 11), /* don't spindown before poweroff */
ATA_FLAG_NO_HIBERNATE_SPINDOWN = (1 << 12), /* don't spindown before hibernation */
ATA_FLAG_DEBUGMSG = (1 << 13),
ATA_FLAG_IGN_SIMPLEX = (1 << 15), /* ignore SIMPLEX */
ATA_FLAG_NO_IORDY = (1 << 16), /* controller lacks iordy */

View file

@ -237,6 +237,7 @@ extern int hibernate_nvs_alloc(void);
extern void hibernate_nvs_free(void);
extern void hibernate_nvs_save(void);
extern void hibernate_nvs_restore(void);
extern bool system_entering_hibernation(void);
#else /* CONFIG_HIBERNATION */
static inline int swsusp_page_is_forbidden(struct page *p) { return 0; }
static inline void swsusp_set_page_free(struct page *p) {}
@ -252,6 +253,7 @@ static inline int hibernate_nvs_alloc(void) { return 0; }
static inline void hibernate_nvs_free(void) {}
static inline void hibernate_nvs_save(void) {}
static inline void hibernate_nvs_restore(void) {}
static inline bool system_entering_hibernation(void) { return false; }
#endif /* CONFIG_HIBERNATION */
#ifdef CONFIG_PM_SLEEP