1 files changed, 29 insertions, 3 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index a10b4a7ccf5d..0585442b000e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -265,6 +265,21 @@ bool amdgpu_device_supports_baco(struct drm_device *dev)
 	return amdgpu_asic_supports_baco(adev);
 }
 
+/**
+ * amdgpu_device_supports_smart_shift - Is the device dGPU with
+ * smart shift support
+ *
+ * @dev: drm_device pointer
+ *
+ * Returns true if the device is a dGPU with Smart Shift support,
+ * otherwise returns false.
+ */
+bool amdgpu_device_supports_smart_shift(struct drm_device *dev)
+{
+	return (amdgpu_device_supports_boco(dev) &&
+		amdgpu_acpi_is_power_shift_control_supported());
+}
+
 /*
  * VRAM access helper functions
  */
@@ -501,7 +516,7 @@ void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
 	    adev->gfx.rlc.funcs &&
 	    adev->gfx.rlc.funcs->is_rlcg_access_range) {
 		if (adev->gfx.rlc.funcs->is_rlcg_access_range(adev, reg))
-			return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v, 0);
+			return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v, 0, 0);
 	} else {
 		writel(v, ((void __iomem *)adev->rmmio) + (reg * 4));
 	}
@@ -3151,7 +3166,9 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
  */
 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev)
 {
-	if (amdgpu_sriov_vf(adev) || adev->enable_virtual_display)
+	if (amdgpu_sriov_vf(adev) || 
+	    adev->enable_virtual_display ||
+	    (adev->harvest_ip_mask & AMD_HARVEST_IP_DMU_MASK))
 		return false;
 
 	return amdgpu_device_asic_has_dc_support(adev->asic_type);
@@ -3809,6 +3826,10 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
 		return 0;
 
 	adev->in_suspend = true;
+
+	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DEV_D3))
+		DRM_WARN("smart shift update failed\n");
+
 	drm_kms_helper_poll_disable(dev);
 
 	if (fbcon)
@@ -3918,6 +3939,9 @@ int amdgpu_device_resume(struct drm_device *dev, bool fbcon)
 #endif
 	adev->in_suspend = false;
 
+	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DEV_D0))
+		DRM_WARN("smart shift update failed\n");
+
 	return 0;
 }
 
@@ -4694,7 +4718,7 @@ static int amdgpu_device_suspend_display_audio(struct amdgpu_device *adev)
 	return 0;
 }
 
-void amdgpu_device_recheck_guilty_jobs(
+static void amdgpu_device_recheck_guilty_jobs(
 	struct amdgpu_device *adev, struct list_head *device_list_handle,
 	struct amdgpu_reset_context *reset_context)
 {
@@ -4997,6 +5021,8 @@ skip_hw_reset:
 			amdgpu_vf_error_put(tmp_adev, AMDGIM_ERROR_VF_GPU_RESET_FAIL, 0, r);
 		} else {
 			dev_info(tmp_adev->dev, "GPU reset(%d) succeeded!\n", atomic_read(&tmp_adev->gpu_reset_counter));
+			if (amdgpu_acpi_smart_shift_update(adev_to_drm(tmp_adev), AMDGPU_SS_DEV_D0))
+				DRM_WARN("smart shift update failed\n");
 		}
 	}