* [PATCH] drm/amdgpu/gfx8: Add serdes wait for idle in CGCG en/disable
@ 2016-05-26 21:55 Alex Deucher
0 siblings, 0 replies; only message in thread
From: Alex Deucher @ 2016-05-26 21:55 UTC (permalink / raw
To: dri-devel; +Cc: Tom St Denis, Alex Deucher
From: Tom St Denis <tom.stdenis@amd.com>
Must wait for SERDES idle before exiting RLC SAFEMODE
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 494104e..b78fdbe 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5780,6 +5780,8 @@ static void gfx_v8_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev
WREG32(mmRLC_CGCG_CGLS_CTRL, data);
}
+ gfx_v8_0_wait_for_rlc_serdes(adev);
+
adev->gfx.rlc.funcs->exit_safe_mode(adev);
}
static int gfx_v8_0_update_gfx_clock_gating(struct amdgpu_device *adev,
--
2.5.5
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2016-05-26 21:55 [PATCH] drm/amdgpu/gfx8: Add serdes wait for idle in CGCG en/disable Alex Deucher
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