[PATCH 169/459] drm/amd/powerplay: gfxoff-seperate the Vega20 case

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From: Kenneth Feng <kenneth.feng@xxxxxxx>

seperate the Vega20 case from navi10 for gfxoff so that gfxoff
won't be allowed on Vega20

Signed-off-by: Kenneth Feng <kenneth.feng@xxxxxxx>
Reviewed-by: Huang Rui <ray.huang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index e1841651693a..d0019b8a68f3 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1550,13 +1550,24 @@ smu_v11_0_set_watermarks_for_clock_ranges(struct smu_context *smu, struct
 static int smu_v11_0_gfx_off_control(struct smu_context *smu, bool enable)
 {
 	int ret = 0;
+	struct amdgpu_device *adev = smu->adev;
 
-	mutex_lock(&smu->mutex);
-	if (enable)
-		ret = smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff);
-	else
-		ret = smu_send_smc_msg(smu, SMU_MSG_DisallowGfxOff);
-	mutex_unlock(&smu->mutex);
+	switch (adev->asic_type) {
+	case CHIP_VEGA20:
+		break;
+	case CHIP_NAVI10:
+		if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
+			return 0;
+		mutex_lock(&smu->mutex);
+		if (enable)
+			ret = smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff);
+		else
+			ret = smu_send_smc_msg(smu, SMU_MSG_DisallowGfxOff);
+		mutex_unlock(&smu->mutex);
+		break;
+	default:
+		break;
+	}
 
 	return ret;
 }
-- 
2.20.1

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