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path: root/drivers/acpi/sleep.c
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Diffstat (limited to 'drivers/acpi/sleep.c')
-rw-r--r--drivers/acpi/sleep.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 5d0486f1cfcd..06ba8cc68889 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -718,9 +718,6 @@ static const struct acpi_device_id lps0_device_ids[] = {
718#define ACPI_LPS0_ENTRY 5 718#define ACPI_LPS0_ENTRY 5
719#define ACPI_LPS0_EXIT 6 719#define ACPI_LPS0_EXIT 6
720 720
721#define ACPI_LPS0_SCREEN_MASK ((1 << ACPI_LPS0_SCREEN_OFF) | (1 << ACPI_LPS0_SCREEN_ON))
722#define ACPI_LPS0_PLATFORM_MASK ((1 << ACPI_LPS0_ENTRY) | (1 << ACPI_LPS0_EXIT))
723
724static acpi_handle lps0_device_handle; 721static acpi_handle lps0_device_handle;
725static guid_t lps0_dsm_guid; 722static guid_t lps0_dsm_guid;
726static char lps0_dsm_func_mask; 723static char lps0_dsm_func_mask;
@@ -924,17 +921,14 @@ static int lps0_device_attach(struct acpi_device *adev,
924 if (out_obj && out_obj->type == ACPI_TYPE_BUFFER) { 921 if (out_obj && out_obj->type == ACPI_TYPE_BUFFER) {
925 char bitmask = *(char *)out_obj->buffer.pointer; 922 char bitmask = *(char *)out_obj->buffer.pointer;
926 923
927 if ((bitmask & ACPI_LPS0_PLATFORM_MASK) == ACPI_LPS0_PLATFORM_MASK || 924 lps0_dsm_func_mask = bitmask;
928 (bitmask & ACPI_LPS0_SCREEN_MASK) == ACPI_LPS0_SCREEN_MASK) { 925 lps0_device_handle = adev->handle;
929 lps0_dsm_func_mask = bitmask; 926 /*
930 lps0_device_handle = adev->handle; 927 * Use suspend-to-idle by default if the default
931 /* 928 * suspend mode was not set from the command line.
932 * Use suspend-to-idle by default if the default 929 */
933 * suspend mode was not set from the command line. 930 if (mem_sleep_default > PM_SUSPEND_MEM)
934 */ 931 mem_sleep_current = PM_SUSPEND_TO_IDLE;
935 if (mem_sleep_default > PM_SUSPEND_MEM)
936 mem_sleep_current = PM_SUSPEND_TO_IDLE;
937 }
938 932
939 acpi_handle_debug(adev->handle, "_DSM function mask: 0x%x\n", 933 acpi_handle_debug(adev->handle, "_DSM function mask: 0x%x\n",
940 bitmask); 934 bitmask);