[PATCH] drm/amdgpu/vpe: power on vpe when hw_init

[Peyton Lee]

To fix mode2 reset failure.
Should power on VPE when hw_init.

Signed-off-by: Peyton Lee <peytolee at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
index 70c5cc80ecdc..ecfe0f36e83e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
@@ -396,6 +396,12 @@ static int vpe_hw_init(void *handle)
 	struct amdgpu_vpe *vpe = &adev->vpe;
 	int ret;
 
+	/* Power on VPE */
+	ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE,
+						     AMD_PG_STATE_UNGATE);
+	if (ret)
+		return ret;
+
 	ret = vpe_load_microcode(vpe);
 	if (ret)
 		return ret;
-- 
2.34.1