linux-kernel - [PATCH AUTOSEL for 4.9 30/54] drm/amdgpu: fix bug set incorrect value to vce register

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Date:   Wed, 22 Nov 2017 22:23:58 +0000
From:   alexander.levin@...izon.com
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Cc:     Rex Zhu <Rex.Zhu@....com>,
        Alex Deucher <alexander.deucher@....com>,
        alexander.levin@...izon.com
Subject: [PATCH AUTOSEL for 4.9 30/54] drm/amdgpu: fix bug set incorrect value
 to vce register

From: Rex Zhu <Rex.Zhu@....com>

[ Upstream commit e05208ded1905e500cd5b369d624b071951c68b9 ]

Set the proper bits for clockgating setup.

Signed-off-by: Rex Zhu <Rex.Zhu@....com>
Acked-by: Christian König <christian.koenig@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
---
 drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 50f0cf2788b7..7522f796f19b 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -182,7 +182,7 @@ static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
 		WREG32(mmVCE_UENC_CLOCK_GATING_2, data);
 
 		data = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
-		data &= ~0xffc00000;
+		data &= ~0x3ff;
 		WREG32(mmVCE_UENC_REG_CLOCK_GATING, data);
 
 		data = RREG32(mmVCE_UENC_DMA_DCLK_CTRL);
-- 
2.11.0