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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/acpi/x86/s2idle.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/acpi/x86/s2idle.c')
-rw-r--r-- | drivers/acpi/x86/s2idle.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c index 7d64e655f1..dd0b40b9bb 100644 --- a/drivers/acpi/x86/s2idle.c +++ b/drivers/acpi/x86/s2idle.c @@ -488,7 +488,19 @@ static int lps0_device_attach(struct acpi_device *adev, rev_id = 1; lps0_dsm_func_mask = validate_dsm(adev->handle, ACPI_LPS0_DSM_UUID, rev_id, &lps0_dsm_guid); - lps0_dsm_func_mask_microsoft = -EINVAL; + if (lps0_dsm_func_mask > 0 && lps0_dsm_func_mask_microsoft > 0) { + unsigned int func_mask; + + /* + * Log a message if the _DSM function sets for two + * different UUIDs overlap. + */ + func_mask = lps0_dsm_func_mask & lps0_dsm_func_mask_microsoft; + if (func_mask) + acpi_handle_info(adev->handle, + "Duplicate LPS0 _DSM functions (mask: 0x%x)\n", + func_mask); + } } if (lps0_dsm_func_mask < 0 && lps0_dsm_func_mask_microsoft < 0) @@ -549,19 +561,22 @@ int acpi_s2idle_prepare_late(void) lps0_dsm_func_mask_microsoft, lps0_dsm_guid_microsoft); /* LPS0 entry */ - if (lps0_dsm_func_mask > 0) - acpi_sleep_run_lps0_dsm(acpi_s2idle_vendor_amd() ? - ACPI_LPS0_ENTRY_AMD : - ACPI_LPS0_ENTRY, + if (lps0_dsm_func_mask > 0 && acpi_s2idle_vendor_amd()) + acpi_sleep_run_lps0_dsm(ACPI_LPS0_ENTRY_AMD, lps0_dsm_func_mask, lps0_dsm_guid); + if (lps0_dsm_func_mask_microsoft > 0) { - /* modern standby entry */ + /* Modern Standby entry */ acpi_sleep_run_lps0_dsm(ACPI_LPS0_MS_ENTRY, lps0_dsm_func_mask_microsoft, lps0_dsm_guid_microsoft); acpi_sleep_run_lps0_dsm(ACPI_LPS0_ENTRY, lps0_dsm_func_mask_microsoft, lps0_dsm_guid_microsoft); } + if (lps0_dsm_func_mask > 0 && !acpi_s2idle_vendor_amd()) + acpi_sleep_run_lps0_dsm(ACPI_LPS0_ENTRY, + lps0_dsm_func_mask, lps0_dsm_guid); + list_for_each_entry(handler, &lps0_s2idle_devops_head, list_node) { if (handler->prepare) handler->prepare(); @@ -600,14 +615,14 @@ void acpi_s2idle_restore_early(void) ACPI_LPS0_EXIT_AMD : ACPI_LPS0_EXIT, lps0_dsm_func_mask, lps0_dsm_guid); - if (lps0_dsm_func_mask_microsoft > 0) + + if (lps0_dsm_func_mask_microsoft > 0) { acpi_sleep_run_lps0_dsm(ACPI_LPS0_EXIT, lps0_dsm_func_mask_microsoft, lps0_dsm_guid_microsoft); - - /* Modern standby exit */ - if (lps0_dsm_func_mask_microsoft > 0) + /* Modern Standby exit */ acpi_sleep_run_lps0_dsm(ACPI_LPS0_MS_EXIT, lps0_dsm_func_mask_microsoft, lps0_dsm_guid_microsoft); + } /* Screen on */ if (lps0_dsm_func_mask_microsoft > 0) |