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| author | Rex Zhu <Rex.Zhu@amd.com> | 2017-03-13 16:05:32 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:53:51 -0400 |
| commit | 2667989927bfb419d854169d845f205a69de423a (patch) | |
| tree | c1c28683d66b0183e2347d69dac091640b0754b0 | |
| parent | 03a5f1df5bc3329efd3f8306c20f9b094cbbb08e (diff) | |
| download | op-kernel-dev-2667989927bfb419d854169d845f205a69de423a.zip op-kernel-dev-2667989927bfb419d854169d845f205a69de423a.tar.gz | |
drm/amdgpu: refine vce_3.0 code.
fix logic error in hw_fini and
set_clockgating_state functions.
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>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 5705e81..97ff9ad 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -65,7 +65,8 @@ static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx); static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev); static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev); static int vce_v3_0_wait_for_idle(void *handle); - +static int vce_v3_0_set_clockgating_state(void *handle, + enum amd_clockgating_state state); /** * vce_v3_0_ring_get_rptr - get read pointer * @@ -305,12 +306,8 @@ static int vce_v3_0_stop(struct amdgpu_device *adev) /* hold on ECPU */ WREG32_FIELD(VCE_SOFT_RESET, ECPU_SOFT_RESET, 1); - /* clear BUSY flag */ - WREG32_FIELD(VCE_STATUS, JOB_BUSY, 0); - - /* Set Clock-Gating off */ - if (adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG) - vce_v3_0_set_vce_sw_clock_gating(adev, false); + /* clear VCE STATUS */ + WREG32(mmVCE_STATUS, 0); } WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT); @@ -461,7 +458,8 @@ static int vce_v3_0_hw_fini(void *handle) if (r) return r; - return vce_v3_0_stop(adev); + vce_v3_0_stop(adev); + return vce_v3_0_set_clockgating_state(adev, AMD_CG_STATE_GATE); } static int vce_v3_0_suspend(void *handle) @@ -728,7 +726,7 @@ static int vce_v3_0_set_clockgating_state(void *handle, WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(i)); - if (enable) { + if (!enable) { /* initialize VCE_CLOCK_GATING_A: Clock ON/OFF delay */ uint32_t data = RREG32(mmVCE_CLOCK_GATING_A); data &= ~(0xf | 0xff0); |
