diff options
| author | Christian König <christian.koenig@amd.com> | 2018-01-19 14:17:40 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:18:20 -0500 |
| commit | 698825653fdf1a696e1b9458ed9fc4aa2c6587d4 (patch) | |
| tree | 4ddb3d0444c4c0ae531dfff131e40ad8c2b02768 /drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | |
| parent | 3c9d1fde7f63b6f7f30e9a5366fbc2fe249e0b74 (diff) | |
drm/amdgpu: add optional ring to *_hdp callbacks
This adds an optional ring to the invalidate_hdp and flush_hdp
callbacks. If the ring isn't specified or the emit_wreg function not
available the HDP operation will be done with the CPU otherwise by
writing on the ring.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index 17a9131a4598..cd10c76a76e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -53,9 +53,14 @@ static void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable) WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0); } -static void nbio_v7_0_hdp_flush(struct amdgpu_device *adev) +static void nbio_v7_0_hdp_flush(struct amdgpu_device *adev, + struct amdgpu_ring *ring) { - WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0); + if (!ring || !ring->funcs->emit_wreg) + WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0); + else + amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET( + NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL), 0); } static u32 nbio_v7_0_get_memsize(struct amdgpu_device *adev) |