drm/amdgpu: work around lack of upstream ACPI support for D3cold

[android-x86/kernel.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_atpx_handler.c

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index 3e973c7..0494fe7 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -200,7 +200,16 @@ static int amdgpu_atpx_validate(struct amdgpu_atpx *atpx)
        atpx->is_hybrid = false;
        if (valid_bits & ATPX_MS_HYBRID_GFX_SUPPORTED) {
                printk("ATPX Hybrid Graphics\n");
+#if 1
+               /* This is a temporary hack until the D3 cold support
+                * makes it upstream.  The ATPX power_control method seems
+                * to still work on even if the system should be using
+                * the new standardized hybrid D3 cold ACPI interface.
+                */
+               atpx->functions.power_cntl = true;
+#else
                atpx->functions.power_cntl = false;
+#endif
                atpx->is_hybrid = true;
        }