[PATCH v2] drm/amdgpu: Check pmops for desired suspend state

Pratik Vishwakarma Pratik.Vishwakarma at amd.com
Fri Jul 23 12:48:22 UTC 2021


[Why]
User might change the suspend behaviour from OS.

[How]
Check with pm for target suspend state and set s0ix
flag only for s2idle state.

v2: User might change default suspend state, use target state
Suggested-by: Lijo Lazar <Lijo.Lazar at amd.com>
Signed-off-by: Pratik Vishwakarma <Pratik.Vishwakarma at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 84a1b4bc9bb4..bf59bb263816 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -1042,7 +1042,7 @@ bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev)
 #if defined(CONFIG_AMD_PMC) || defined(CONFIG_AMD_PMC_MODULE)
 	if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) {
 		if (adev->flags & AMD_IS_APU)
-			return true;
+			return pm_suspend_target_state == PM_SUSPEND_TO_IDLE;
 	}
 #endif
 	return false;
-- 
2.25.1



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