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Subject[PATCH 4.9 048/116] drm/amdgpu: fix enable_cp_power_gating in gfx_v8.0.
Date
4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

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

commit eb584241226958d45aa1f07f4f6a6ea9da98b29e upstream.

the CP_PG_DISABLE bit was reversed.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -3994,7 +3994,7 @@ static void cz_enable_sck_slow_down_on_p

static void cz_enable_cp_power_gating(struct amdgpu_device *adev, bool enable)
{
- WREG32_FIELD(RLC_PG_CNTL, CP_PG_DISABLE, enable ? 1 : 0);
+ WREG32_FIELD(RLC_PG_CNTL, CP_PG_DISABLE, enable ? 0 : 1);
}

static void gfx_v8_0_init_pg(struct amdgpu_device *adev)

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