diff options
| author | James Zhu <James.Zhu@amd.com> | 2020-03-29 20:00:22 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-04-01 14:44:45 -0400 |
| commit | 2c68f0e3771d2f414d4095ab96039c1d004eadb4 (patch) | |
| tree | 77d8a33ec50d05804954f9b3f129488e01cc9967 | |
| parent | ad9469fb5b3ce2a004e95637ff4387b47d853713 (diff) | |
| download | linux-2c68f0e3771d2f414d4095ab96039c1d004eadb4.tar.bz2 | |
drm/amdgpu/vcn: Add firmware share memory support
Added firmware share memory support for VCN. Current multiple
queue mode is enabled only.
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 24 |
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index 7a0b0743e6cd..328b6ceb80de 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -182,6 +182,14 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev) return r; } } + + r = amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), + PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].fw_shared_bo, + &adev->vcn.inst[i].fw_shared_gpu_addr, &adev->vcn.inst[i].fw_shared_cpu_addr); + if (r) { + dev_err(adev->dev, "VCN %d (%d) failed to allocate fimware shared bo\n", i, r); + return r; + } } return 0; @@ -196,6 +204,11 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev) for (j = 0; j < adev->vcn.num_vcn_inst; ++j) { if (adev->vcn.harvest_config & (1 << j)) continue; + + amdgpu_bo_free_kernel(&adev->vcn.inst[j].fw_shared_bo, + &adev->vcn.inst[j].fw_shared_gpu_addr, + (void **)&adev->vcn.inst[j].fw_shared_cpu_addr); + if (adev->vcn.indirect_sram) { amdgpu_bo_free_kernel(&adev->vcn.inst[j].dpg_sram_bo, &adev->vcn.inst[j].dpg_sram_gpu_addr, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h index e913de8cda69..f739e1ab4cfc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h @@ -132,6 +132,13 @@ } \ } while (0) +#define AMDGPU_VCN_MULTI_QUEUE_FLAG (1 << 8) + +enum fw_queue_mode { + FW_QUEUE_RING_RESET = 1, + FW_QUEUE_DPG_HOLD_OFF = 2, +}; + enum engine_status_constants { UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0 = 0xAAAA0, @@ -179,11 +186,14 @@ struct amdgpu_vcn_inst { struct amdgpu_irq_src irq; struct amdgpu_vcn_reg external; struct amdgpu_bo *dpg_sram_bo; + struct amdgpu_bo *fw_shared_bo; struct dpg_pause_state pause_state; void *dpg_sram_cpu_addr; uint64_t dpg_sram_gpu_addr; uint32_t *dpg_sram_curr_addr; atomic_t dpg_enc_submission_cnt; + void *fw_shared_cpu_addr; + uint64_t fw_shared_gpu_addr; }; struct amdgpu_vcn { @@ -209,6 +219,20 @@ struct amdgpu_vcn { int inst_idx, struct dpg_pause_state *new_state); }; +struct amdgpu_fw_shared_multi_queue { + uint8_t decode_queue_mode; + uint8_t encode_generalpurpose_queue_mode; + uint8_t encode_lowlatency_queue_mode; + uint8_t encode_realtime_queue_mode; + uint8_t padding[4]; +}; + +struct amdgpu_fw_shared { + uint32_t present_flag_0; + uint8_t pad[53]; + struct amdgpu_fw_shared_multi_queue multi_queue; +} __attribute__((__packed__)); + int amdgpu_vcn_sw_init(struct amdgpu_device *adev); int amdgpu_vcn_sw_fini(struct amdgpu_device *adev); int amdgpu_vcn_suspend(struct amdgpu_device *adev); |