diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 499 |
1 files changed, 492 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 62cd16a23921..920910ac8663 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -38,6 +38,8 @@ #include "vi.h" static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev); +static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev); + static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev); static int uvd_v6_0_start(struct amdgpu_device *adev); static void uvd_v6_0_stop(struct amdgpu_device *adev); @@ -48,6 +50,18 @@ static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev, bool enable); /** +* uvd_v6_0_enc_support - get encode support status +* +* @adev: amdgpu_device pointer +* +* Returns the current hardware encode support status +*/ +static inline bool uvd_v6_0_enc_support(struct amdgpu_device *adev) +{ + return ((adev->asic_type >= CHIP_POLARIS10) && (adev->asic_type <= CHIP_POLARIS12)); +} + +/** * uvd_v6_0_ring_get_rptr - get read pointer * * @ring: amdgpu_ring pointer @@ -62,6 +76,22 @@ static uint64_t uvd_v6_0_ring_get_rptr(struct amdgpu_ring *ring) } /** + * uvd_v6_0_enc_ring_get_rptr - get enc read pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc read pointer + */ +static uint64_t uvd_v6_0_enc_ring_get_rptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->uvd.ring_enc[0]) + return RREG32(mmUVD_RB_RPTR); + else + return RREG32(mmUVD_RB_RPTR2); +} +/** * uvd_v6_0_ring_get_wptr - get write pointer * * @ring: amdgpu_ring pointer @@ -76,6 +106,23 @@ static uint64_t uvd_v6_0_ring_get_wptr(struct amdgpu_ring *ring) } /** + * uvd_v6_0_enc_ring_get_wptr - get enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc write pointer + */ +static uint64_t uvd_v6_0_enc_ring_get_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->uvd.ring_enc[0]) + return RREG32(mmUVD_RB_WPTR); + else + return RREG32(mmUVD_RB_WPTR2); +} + +/** * uvd_v6_0_ring_set_wptr - set write pointer * * @ring: amdgpu_ring pointer @@ -89,6 +136,237 @@ static void uvd_v6_0_ring_set_wptr(struct amdgpu_ring *ring) WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); } +/** + * uvd_v6_0_enc_ring_set_wptr - set enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Commits the enc write pointer to the hardware + */ +static void uvd_v6_0_enc_ring_set_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->uvd.ring_enc[0]) + WREG32(mmUVD_RB_WPTR, + lower_32_bits(ring->wptr)); + else + WREG32(mmUVD_RB_WPTR2, + lower_32_bits(ring->wptr)); +} + +/** + * uvd_v6_0_enc_ring_test_ring - test if UVD ENC ring is working + * + * @ring: the engine to test on + * + */ +static int uvd_v6_0_enc_ring_test_ring(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t rptr = amdgpu_ring_get_rptr(ring); + unsigned i; + int r; + + r = amdgpu_ring_alloc(ring, 16); + if (r) { + DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n", + ring->idx, r); + return r; + } + amdgpu_ring_write(ring, HEVC_ENC_CMD_END); + amdgpu_ring_commit(ring); + + for (i = 0; i < adev->usec_timeout; i++) { + if (amdgpu_ring_get_rptr(ring) != rptr) + break; + DRM_UDELAY(1); + } + + if (i < adev->usec_timeout) { + DRM_INFO("ring test on %d succeeded in %d usecs\n", + ring->idx, i); + } else { + DRM_ERROR("amdgpu: ring %d test failed\n", + ring->idx); + r = -ETIMEDOUT; + } + + return r; +} + +/** + * uvd_v6_0_enc_get_create_msg - generate a UVD ENC create msg + * + * @adev: amdgpu_device pointer + * @ring: ring we should submit the msg to + * @handle: session handle to use + * @fence: optional fence to return + * + * Open up a stream for HW test + */ +static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, + struct dma_fence **fence) +{ + const unsigned ib_size_dw = 16; + struct amdgpu_job *job; + struct amdgpu_ib *ib; + struct dma_fence *f = NULL; + uint64_t dummy; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); + if (r) + return r; + + ib = &job->ibs[0]; + dummy = ib->gpu_addr + 1024; + + ib->length_dw = 0; + ib->ptr[ib->length_dw++] = 0x00000018; + ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = 0x00010000; + ib->ptr[ib->length_dw++] = upper_32_bits(dummy); + ib->ptr[ib->length_dw++] = dummy; + + ib->ptr[ib->length_dw++] = 0x00000014; + ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ + ib->ptr[ib->length_dw++] = 0x0000001c; + ib->ptr[ib->length_dw++] = 0x00000001; + ib->ptr[ib->length_dw++] = 0x00000000; + + ib->ptr[ib->length_dw++] = 0x00000008; + ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */ + + for (i = ib->length_dw; i < ib_size_dw; ++i) + ib->ptr[i] = 0x0; + + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f); + job->fence = dma_fence_get(f); + if (r) + goto err; + + amdgpu_job_free(job); + if (fence) + *fence = dma_fence_get(f); + dma_fence_put(f); + return 0; + +err: + amdgpu_job_free(job); + return r; +} + +/** + * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg + * + * @adev: amdgpu_device pointer + * @ring: ring we should submit the msg to + * @handle: session handle to use + * @fence: optional fence to return + * + * Close up a stream for HW test or if userspace failed to do so + */ +static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring, + uint32_t handle, + bool direct, struct dma_fence **fence) +{ + const unsigned ib_size_dw = 16; + struct amdgpu_job *job; + struct amdgpu_ib *ib; + struct dma_fence *f = NULL; + uint64_t dummy; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); + if (r) + return r; + + ib = &job->ibs[0]; + dummy = ib->gpu_addr + 1024; + + ib->length_dw = 0; + ib->ptr[ib->length_dw++] = 0x00000018; + ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = 0x00010000; + ib->ptr[ib->length_dw++] = upper_32_bits(dummy); + ib->ptr[ib->length_dw++] = dummy; + + ib->ptr[ib->length_dw++] = 0x00000014; + ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ + ib->ptr[ib->length_dw++] = 0x0000001c; + ib->ptr[ib->length_dw++] = 0x00000001; + ib->ptr[ib->length_dw++] = 0x00000000; + + ib->ptr[ib->length_dw++] = 0x00000008; + ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */ + + for (i = ib->length_dw; i < ib_size_dw; ++i) + ib->ptr[i] = 0x0; + + if (direct) { + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f); + job->fence = dma_fence_get(f); + if (r) + goto err; + + amdgpu_job_free(job); + } else { + r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity, + AMDGPU_FENCE_OWNER_UNDEFINED, &f); + if (r) + goto err; + } + + if (fence) + *fence = dma_fence_get(f); + dma_fence_put(f); + return 0; + +err: + amdgpu_job_free(job); + return r; +} + +/** + * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working + * + * @ring: the engine to test on + * + */ +static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct dma_fence *fence = NULL; + long r; + + r = uvd_v6_0_enc_get_create_msg(ring, 1, NULL); + if (r) { + DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r); + goto error; + } + + r = uvd_v6_0_enc_get_destroy_msg(ring, 1, true, &fence); + if (r) { + DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r); + goto error; + } + + r = dma_fence_wait_timeout(fence, false, timeout); + if (r == 0) { + DRM_ERROR("amdgpu: IB test timed out.\n"); + r = -ETIMEDOUT; + } else if (r < 0) { + DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r); + } else { + DRM_INFO("ib test on ring %d succeeded\n", ring->idx); + r = 0; + } +error: + dma_fence_put(fence); + return r; +} static int uvd_v6_0_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -98,6 +376,12 @@ static int uvd_v6_0_early_init(void *handle) return -ENOENT; uvd_v6_0_set_ring_funcs(adev); + + if (uvd_v6_0_enc_support(adev)) { + adev->uvd.num_enc_rings = 2; + uvd_v6_0_set_enc_ring_funcs(adev); + } + uvd_v6_0_set_irq_funcs(adev); return 0; @@ -106,7 +390,7 @@ static int uvd_v6_0_early_init(void *handle) static int uvd_v6_0_sw_init(void *handle) { struct amdgpu_ring *ring; - int r; + int i, r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; /* UVD TRAP */ @@ -114,10 +398,31 @@ static int uvd_v6_0_sw_init(void *handle) if (r) return r; + /* UVD ENC TRAP */ + if (uvd_v6_0_enc_support(adev)) { + for (i = 0; i < adev->uvd.num_enc_rings; ++i) { + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 119, &adev->uvd.irq); + if (r) + return r; + } + } + r = amdgpu_uvd_sw_init(adev); if (r) return r; + if (uvd_v6_0_enc_support(adev)) { + struct amd_sched_rq *rq; + ring = &adev->uvd.ring_enc[0]; + rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_NORMAL]; + r = amd_sched_entity_init(&ring->sched, &adev->uvd.entity_enc, + rq, amdgpu_sched_jobs); + if (r) { + DRM_ERROR("Failed setting up UVD ENC run queue.\n"); + return r; + } + } + r = amdgpu_uvd_resume(adev); if (r) return r; @@ -125,19 +430,38 @@ static int uvd_v6_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); + if (r) + return r; + + if (uvd_v6_0_enc_support(adev)) { + for (i = 0; i < adev->uvd.num_enc_rings; ++i) { + ring = &adev->uvd.ring_enc[i]; + sprintf(ring->name, "uvd_enc%d", i); + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); + if (r) + return r; + } + } return r; } static int uvd_v6_0_sw_fini(void *handle) { - int r; + int i, r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; r = amdgpu_uvd_suspend(adev); if (r) return r; + if (uvd_v6_0_enc_support(adev)) { + amd_sched_entity_fini(&adev->uvd.ring_enc[0].sched, &adev->uvd.entity_enc); + + for (i = 0; i < adev->uvd.num_enc_rings; ++i) + amdgpu_ring_fini(&adev->uvd.ring_enc[i]); + } + return amdgpu_uvd_sw_fini(adev); } @@ -153,7 +477,7 @@ static int uvd_v6_0_hw_init(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct amdgpu_ring *ring = &adev->uvd.ring; uint32_t tmp; - int r; + int i, r; amdgpu_asic_set_uvd_clocks(adev, 10000, 10000); uvd_v6_0_set_clockgating_state(adev, AMD_CG_STATE_UNGATE); @@ -193,9 +517,25 @@ static int uvd_v6_0_hw_init(void *handle) amdgpu_ring_commit(ring); + if (uvd_v6_0_enc_support(adev)) { + for (i = 0; i < adev->uvd.num_enc_rings; ++i) { + ring = &adev->uvd.ring_enc[i]; + ring->ready = true; + r = amdgpu_ring_test_ring(ring); + if (r) { + ring->ready = false; + goto done; + } + } + } + done: - if (!r) - DRM_INFO("UVD initialized successfully.\n"); + if (!r) { + if (uvd_v6_0_enc_support(adev)) + DRM_INFO("UVD and UVD ENC initialized successfully.\n"); + else + DRM_INFO("UVD initialized successfully.\n"); + } return r; } @@ -512,6 +852,22 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0); + if (uvd_v6_0_enc_support(adev)) { + ring = &adev->uvd.ring_enc[0]; + WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); + WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); + WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr); + WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); + WREG32(mmUVD_RB_SIZE, ring->ring_size / 4); + + ring = &adev->uvd.ring_enc[1]; + WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); + WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); + WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr); + WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); + WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4); + } + return 0; } @@ -575,6 +931,26 @@ static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq } /** + * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command + * + * @ring: amdgpu_ring pointer + * @fence: fence to emit + * + * Write enc a fence and a trap command to the ring. + */ +static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, + u64 seq, unsigned flags) +{ + WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); + + amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE); + amdgpu_ring_write(ring, addr); + amdgpu_ring_write(ring, upper_32_bits(addr)); + amdgpu_ring_write(ring, seq); + amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP); +} + +/** * uvd_v6_0_ring_emit_hdp_flush - emit an hdp flush * * @ring: amdgpu_ring pointer @@ -665,6 +1041,24 @@ static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring, amdgpu_ring_write(ring, ib->length_dw); } +/** + * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer + * + * @ring: amdgpu_ring pointer + * @ib: indirect buffer to execute + * + * Write enc ring commands to execute the indirect buffer + */ +static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring, + struct amdgpu_ib *ib, unsigned int vm_id, bool ctx_switch) +{ + amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM); + amdgpu_ring_write(ring, vm_id); + amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); + amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); + amdgpu_ring_write(ring, ib->length_dw); +} + static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { @@ -716,6 +1110,33 @@ static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, 0xE); } +static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring) +{ + uint32_t seq = ring->fence_drv.sync_seq; + uint64_t addr = ring->fence_drv.gpu_addr; + + amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + amdgpu_ring_write(ring, seq); +} + +static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring) +{ + amdgpu_ring_write(ring, HEVC_ENC_CMD_END); +} + +static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, + unsigned int vm_id, uint64_t pd_addr) +{ + amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB); + amdgpu_ring_write(ring, vm_id); + amdgpu_ring_write(ring, pd_addr >> 12); + + amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB); + amdgpu_ring_write(ring, vm_id); +} + static bool uvd_v6_0_is_idle(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -823,8 +1244,31 @@ static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { + bool int_handled = true; DRM_DEBUG("IH: UVD TRAP\n"); - amdgpu_fence_process(&adev->uvd.ring); + + switch (entry->src_id) { + case 124: + amdgpu_fence_process(&adev->uvd.ring); + break; + case 119: + if (likely(uvd_v6_0_enc_support(adev))) + amdgpu_fence_process(&adev->uvd.ring_enc[0]); + else + int_handled = false; + break; + case 120: + if (likely(uvd_v6_0_enc_support(adev))) + amdgpu_fence_process(&adev->uvd.ring_enc[1]); + else + int_handled = false; + break; + } + + if (false == int_handled) + DRM_ERROR("Unhandled interrupt: %d %d\n", + entry->src_id, entry->src_data[0]); + return 0; } @@ -1151,6 +1595,33 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .end_use = amdgpu_uvd_ring_end_use, }; +static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_UVD_ENC, + .align_mask = 0x3f, + .nop = HEVC_ENC_CMD_NO_OP, + .support_64bit_ptrs = false, + .get_rptr = uvd_v6_0_enc_ring_get_rptr, + .get_wptr = uvd_v6_0_enc_ring_get_wptr, + .set_wptr = uvd_v6_0_enc_ring_set_wptr, + .emit_frame_size = + 4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */ + 6 + /* uvd_v6_0_enc_ring_emit_vm_flush */ + 5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */ + 1, /* uvd_v6_0_enc_ring_insert_end */ + .emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */ + .emit_ib = uvd_v6_0_enc_ring_emit_ib, + .emit_fence = uvd_v6_0_enc_ring_emit_fence, + .emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush, + .emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync, + .test_ring = uvd_v6_0_enc_ring_test_ring, + .test_ib = uvd_v6_0_enc_ring_test_ib, + .insert_nop = amdgpu_ring_insert_nop, + .insert_end = uvd_v6_0_enc_ring_insert_end, + .pad_ib = amdgpu_ring_generic_pad_ib, + .begin_use = amdgpu_uvd_ring_begin_use, + .end_use = amdgpu_uvd_ring_end_use, +}; + static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev) { if (adev->asic_type >= CHIP_POLARIS10) { @@ -1162,6 +1633,16 @@ static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev) } } +static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev) +{ + int i; + + for (i = 0; i < adev->uvd.num_enc_rings; ++i) + adev->uvd.ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs; + + DRM_INFO("UVD ENC is enabled in VM mode\n"); +} + static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = { .set = uvd_v6_0_set_interrupt_state, .process = uvd_v6_0_process_interrupt, @@ -1169,7 +1650,11 @@ static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = { static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev) { - adev->uvd.irq.num_types = 1; + if (uvd_v6_0_enc_support(adev)) + adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1; + else + adev->uvd.irq.num_types = 1; + adev->uvd.irq.funcs = &uvd_v6_0_irq_funcs; } |