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From c93f76093ff3bc1e92e2c56cb23ee96b2b304d6f Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 18 Dec 2015 11:33:30 -0500
Subject: [PATCH 0172/1110] drm/amdgpu/cz: force vce clocks when sclks are
forced
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 24 +++++++++++++++++++++++-
1 file changed, 23 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
index bdf5a22..4dd17f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
@@ -1986,6 +1986,14 @@ static int cz_dpm_force_dpm_level(struct amdgpu_device *adev,
ret = cz_dpm_uvd_force_highest(adev);
if (ret)
return ret;
+
+ /* vce */
+ ret = cz_dpm_unforce_vce_dpm_levels(adev);
+ if (ret)
+ return ret;
+ ret = cz_dpm_vce_force_highest(adev);
+ if (ret)
+ return ret;
break;
case AMDGPU_DPM_FORCED_LEVEL_LOW:
/* sclk */
@@ -2003,6 +2011,14 @@ static int cz_dpm_force_dpm_level(struct amdgpu_device *adev,
ret = cz_dpm_uvd_force_lowest(adev);
if (ret)
return ret;
+
+ /* vce */
+ ret = cz_dpm_unforce_vce_dpm_levels(adev);
+ if (ret)
+ return ret;
+ ret = cz_dpm_vce_force_lowest(adev);
+ if (ret)
+ return ret;
break;
case AMDGPU_DPM_FORCED_LEVEL_AUTO:
/* sclk */
@@ -2014,6 +2030,11 @@ static int cz_dpm_force_dpm_level(struct amdgpu_device *adev,
ret = cz_dpm_unforce_uvd_dpm_levels(adev);
if (ret)
return ret;
+
+ /* vce */
+ ret = cz_dpm_unforce_vce_dpm_levels(adev);
+ if (ret)
+ return ret;
break;
default:
break;
@@ -2154,7 +2175,8 @@ static int cz_update_vce_dpm(struct amdgpu_device *adev)
pi->vce_dpm.hard_min_clk = table->entries[table->count-1].ecclk;
} else { /* non-stable p-state cases. without vce.Arbiter.EcclkHardMin */
- pi->vce_dpm.hard_min_clk = table->entries[0].ecclk;
+ /* leave it as set by user */
+ /*pi->vce_dpm.hard_min_clk = table->entries[0].ecclk;*/
}
cz_send_msg_to_smc_with_parameter(adev,
--
2.7.4
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