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| author | Tang Liang <liang.tang@oracle.com> | 2011-12-09 10:05:54 +0800 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-03-13 14:06:33 -0400 |
| commit | 09f98a825a821f7a3f1b162f9ed023f37213a63b (patch) | |
| tree | 37d83899ccac13fe6aa6069aecef8dd8e86d5d2a /include/linux/tboot.h | |
| parent | 805a6af8dba5dfdd35ec35dc52ec0122400b2610 (diff) | |
| download | linux-09f98a825a821f7a3f1b162f9ed023f37213a63b.tar.gz linux-09f98a825a821f7a3f1b162f9ed023f37213a63b.tar.bz2 linux-09f98a825a821f7a3f1b162f9ed023f37213a63b.zip | |
x86, acpi, tboot: Have a ACPI os prepare sleep instead of calling tboot_sleep.
The ACPI suspend path makes a call to tboot_sleep right before
it writes the PM1A, PM1B values. We replace the direct call to
tboot via an registration callback similar to __acpi_register_gsi.
CC: Len Brown <len.brown@intel.com>
Acked-by: Joseph Cihula <joseph.cihula@intel.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
[v1: Added __attribute__ ((unused))]
[v2: Introduced a wrapper instead of changing tboot_sleep return values]
[v3: Added return value AE_CTRL_SKIP for acpi_os_sleep_prepare]
Signed-off-by: Tang Liang <liang.tang@oracle.com>
[v1: Fix compile issues on IA64 and PPC64]
[v2: Fix where __acpi_os_prepare_sleep==NULL and did not go in sleep properly]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'include/linux/tboot.h')
| -rw-r--r-- | include/linux/tboot.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/tboot.h b/include/linux/tboot.h index 1dba6ee55203..c75128bed5fa 100644 --- a/include/linux/tboot.h +++ b/include/linux/tboot.h @@ -143,7 +143,6 @@ static inline int tboot_enabled(void) extern void tboot_probe(void); extern void tboot_shutdown(u32 shutdown_type); -extern void tboot_sleep(u8 sleep_state, u32 pm1a_control, u32 pm1b_control); extern struct acpi_table_header *tboot_get_dmar_table( struct acpi_table_header *dmar_tbl); extern int tboot_force_iommu(void); |