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author | Dave Airlie <airlied@redhat.com> | 2016-03-17 08:25:04 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2016-03-17 08:25:04 +1000 |
commit | 9f443bf53b5699835e0132d62d1e6c99a1eaeee8 (patch) | |
tree | 482b1f57019446cc866a0fc8e87bd4b0b0119775 /drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | |
parent | 70a09f36d02584fe0025fa14a5cbf276240b2fd4 (diff) | |
parent | 00b7c4ff7d482d287a591f047e0963d494569b46 (diff) | |
download | lwn-9f443bf53b5699835e0132d62d1e6c99a1eaeee8.tar.gz lwn-9f443bf53b5699835e0132d62d1e6c99a1eaeee8.zip |
Merge branch 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux into drm-next
A few more fixes and cleanups for 4.6:
- DCE code cleanups
- HDP flush/invalidation fixes
- GPUVM fixes
- switch to drm_vblank_[on|off]
- PX fixes
- misc bug fixes
* 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux: (50 commits)
drm/amdgpu: split pipeline sync out of SDMA vm_flush() as well
drm/amdgpu: Revert "add mutex for ba_va->valids/invalids"
drm/amdgpu: Revert "add lock for interval tree in vm"
drm/amdgpu: Revert "add spin lock to protect freed list in vm (v3)"
drm/amdgpu: reserve the PD during unmap and remove
drm/amdgpu: Fix two bugs in amdgpu_vm_bo_split_mapping
drm/radeon: Don't drop DP 2.7 Ghz link setup on some cards.
MAINTAINERS: update radeon entry to include amdgpu as well
drm/amdgpu: disable runtime pm on PX laptops without dGPU power control
drm/radeon: disable runtime pm on PX laptops without dGPU power control
drm/amd/amdgpu: Fix indentation in do_set_base() (DCEv8)
drm/amd/amdgpu: make afmt_init cleanup if alloc fails (DCEv8)
drm/amd/amdgpu: Move config init flag to bottom of sw_init (DCEv8)
drm/amd/amdgpu: Don't proceed into audio_fini if audio is disabled (DCEv8)
drm/amd/amdgpu: Fix identation in do_set_base() (DCEv10)
drm/amd/amdgpu: Make afmt_init cleanup if alloc fails (DCEv10)
drm/amd/amdgpu: Move initialized flag to bottom of sw_init (DCEv10)
drm/amd/amdgpu: Don't proceed in audio_fini if disabled (DCEv10)
drm/amd/amdgpu: Fix indentation in dce_v11_0_crtc_do_set_base()
drm/amd/amdgpu: Make afmt_init() cleanup if alloc fails (DCEv11)
...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index 19e02f7a06f3..4c24c371fec7 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -410,6 +410,14 @@ static void sdma_v3_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ } +static void sdma_v3_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring) +{ + amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) | + SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf)); + amdgpu_ring_write(ring, mmHDP_DEBUG0); + amdgpu_ring_write(ring, 1); +} + /** * sdma_v3_0_ring_emit_fence - emit a fence on the DMA ring * @@ -845,8 +853,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring) ib.ptr[7] = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP); ib.length_dw = 8; - r = amdgpu_ib_schedule(ring, 1, &ib, AMDGPU_FENCE_OWNER_UNDEFINED, - NULL, &f); + r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f); if (r) goto err1; @@ -1024,6 +1031,31 @@ static void sdma_v3_0_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib } /** + * sdma_v3_0_ring_emit_pipeline_sync - sync the pipeline + * + * @ring: amdgpu_ring pointer + * + * Make sure all previous operations are completed (CIK). + */ +static void sdma_v3_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) +{ + uint32_t seq = ring->fence_drv.sync_seq; + uint64_t addr = ring->fence_drv.gpu_addr; + + /* wait for idle */ + amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | + SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(0) | + SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3) | /* equal */ + SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(1)); + amdgpu_ring_write(ring, addr & 0xfffffffc); + amdgpu_ring_write(ring, upper_32_bits(addr) & 0xffffffff); + amdgpu_ring_write(ring, seq); /* reference */ + amdgpu_ring_write(ring, 0xfffffff); /* mask */ + amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | + SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(4)); /* retry count, poll interval */ +} + +/** * sdma_v3_0_ring_emit_vm_flush - cik vm flush using sDMA * * @ring: amdgpu_ring pointer @@ -1541,8 +1573,10 @@ static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { .parse_cs = NULL, .emit_ib = sdma_v3_0_ring_emit_ib, .emit_fence = sdma_v3_0_ring_emit_fence, + .emit_pipeline_sync = sdma_v3_0_ring_emit_pipeline_sync, .emit_vm_flush = sdma_v3_0_ring_emit_vm_flush, .emit_hdp_flush = sdma_v3_0_ring_emit_hdp_flush, + .emit_hdp_invalidate = sdma_v3_0_ring_emit_hdp_invalidate, .test_ring = sdma_v3_0_ring_test_ring, .test_ib = sdma_v3_0_ring_test_ib, .insert_nop = sdma_v3_0_ring_insert_nop, |