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authorDave Airlie <airlied@redhat.com>2022-09-12 19:17:40 +1000
committerDave Airlie <airlied@redhat.com>2022-09-12 19:17:41 +1000
commit47519d8224babc9dee489ea96dfeac726fe544cc (patch)
treeae7ecc2730bb6f15fc45061b424c3d982cc4b67e /drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
parent89b03aeaef16f8ab48c10c399f97c836bdbae838 (diff)
parent780244a2fe8a82424c85f4cb15e45d0bbeec8f26 (diff)
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Merge tag 'amd-drm-next-6.1-2022-09-08' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.1-2022-09-08: amdgpu: - Mode2 reset for RDNA2 - Lots of new DC documentation - Add documentation about different asic families - DSC improvements - Aldebaran fixes - Misc spelling and grammar fixes - GFXOFF stats support for vangogh - DC frame size fixes - NBIO 7.7 updates - DCN 3.2 updates - DCN 3.1.4 Updates - SMU 13.x updates - Misc bug fixes - Rework DC register offset handling - GC 11.x updates - PSP 13.x updates - SDMA 6.x updates - GMC 11.x updates - SR-IOV updates - PSP fixes for TA unloading - DSC passthrough support - Misc code cleanups amdkfd: - ISA fixes for some GC 10.3 IPs - Misc code cleanups radeon: - Delayed work flush fix - Use time_after for some jiffies calculations drm: - DSC passthrough aux support Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220908155202.57862-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 130060834b4e..55402d238919 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -1066,6 +1066,12 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev)
(pm_suspend_target_state != PM_SUSPEND_TO_IDLE))
return false;
+ /*
+ * If ACPI_FADT_LOW_POWER_S0 is not set in the FADT, it is generally
+ * risky to do any special firmware-related preparations for entering
+ * S0ix even though the system is suspending to idle, so return false
+ * in that case.
+ */
if (!(acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) {
dev_warn_once(adev->dev,
"Power consumption will be higher as BIOS has not been configured for suspend-to-idle.\n"