[PATCH 2/3] drm/amdgpu: Update HDP 4.4.2 clock gating flags

[Lijo Lazar]

HDP 4.4.2 clockgating is enabled by default, update the flags
accordingly.

Signed-off-by: Lijo Lazar <lijo.la...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c 
b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
index 49e934975719..4db6bb73ead4 100644
--- a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
@@ -129,6 +129,11 @@ static void hdp_v4_0_get_clockgating_state(struct 
amdgpu_device *adev,
 {
        int data;
 
+       if (amdgpu_ip_version(adev, HDP_HWIP, 0) == IP_VERSION(4, 4, 2)) {
+               /* Default enabled */
+               *flags |= AMD_CG_SUPPORT_HDP_MGCG;
+               return;
+       }
        /* AMD_CG_SUPPORT_HDP_LS */
        data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
        if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
-- 
2.25.1