diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 739 |
1 files changed, 739 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c new file mode 100644 index 000000000..a563328e3 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -0,0 +1,739 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + */ + +#include <linux/firmware.h> +#include <linux/module.h> +#include <linux/pci.h> + +#include "amdgpu.h" +#include "amdgpu_pm.h" +#include "amdgpu_vcn.h" +#include "soc15d.h" + +/* Firmware Names */ +#define FIRMWARE_RAVEN "amdgpu/raven_vcn.bin" +#define FIRMWARE_PICASSO "amdgpu/picasso_vcn.bin" +#define FIRMWARE_RAVEN2 "amdgpu/raven2_vcn.bin" +#define FIRMWARE_ARCTURUS "amdgpu/arcturus_vcn.bin" +#define FIRMWARE_RENOIR "amdgpu/renoir_vcn.bin" +#define FIRMWARE_GREEN_SARDINE "amdgpu/green_sardine_vcn.bin" +#define FIRMWARE_NAVI10 "amdgpu/navi10_vcn.bin" +#define FIRMWARE_NAVI14 "amdgpu/navi14_vcn.bin" +#define FIRMWARE_NAVI12 "amdgpu/navi12_vcn.bin" +#define FIRMWARE_SIENNA_CICHLID "amdgpu/sienna_cichlid_vcn.bin" +#define FIRMWARE_NAVY_FLOUNDER "amdgpu/navy_flounder_vcn.bin" + +MODULE_FIRMWARE(FIRMWARE_RAVEN); +MODULE_FIRMWARE(FIRMWARE_PICASSO); +MODULE_FIRMWARE(FIRMWARE_RAVEN2); +MODULE_FIRMWARE(FIRMWARE_ARCTURUS); +MODULE_FIRMWARE(FIRMWARE_RENOIR); +MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE); +MODULE_FIRMWARE(FIRMWARE_NAVI10); +MODULE_FIRMWARE(FIRMWARE_NAVI14); +MODULE_FIRMWARE(FIRMWARE_NAVI12); +MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID); +MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER); + +static void amdgpu_vcn_idle_work_handler(struct work_struct *work); + +int amdgpu_vcn_sw_init(struct amdgpu_device *adev) +{ + unsigned long bo_size; + const char *fw_name; + const struct common_firmware_header *hdr; + unsigned char fw_check; + int i, r; + + INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler); + mutex_init(&adev->vcn.vcn_pg_lock); + mutex_init(&adev->vcn.vcn1_jpeg1_workaround); + atomic_set(&adev->vcn.total_submission_cnt, 0); + for (i = 0; i < adev->vcn.num_vcn_inst; i++) + atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0); + + switch (adev->asic_type) { + case CHIP_RAVEN: + if (adev->apu_flags & AMD_APU_IS_RAVEN2) + fw_name = FIRMWARE_RAVEN2; + else if (adev->apu_flags & AMD_APU_IS_PICASSO) + fw_name = FIRMWARE_PICASSO; + else + fw_name = FIRMWARE_RAVEN; + break; + case CHIP_ARCTURUS: + fw_name = FIRMWARE_ARCTURUS; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_RENOIR: + if (adev->apu_flags & AMD_APU_IS_RENOIR) + fw_name = FIRMWARE_RENOIR; + else + fw_name = FIRMWARE_GREEN_SARDINE; + + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_NAVI10: + fw_name = FIRMWARE_NAVI10; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_NAVI14: + fw_name = FIRMWARE_NAVI14; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_NAVI12: + fw_name = FIRMWARE_NAVI12; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_SIENNA_CICHLID: + fw_name = FIRMWARE_SIENNA_CICHLID; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + case CHIP_NAVY_FLOUNDER: + fw_name = FIRMWARE_NAVY_FLOUNDER; + if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) && + (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)) + adev->vcn.indirect_sram = true; + break; + default: + return -EINVAL; + } + + r = request_firmware(&adev->vcn.fw, fw_name, adev->dev); + if (r) { + dev_err(adev->dev, "amdgpu_vcn: Can't load firmware \"%s\"\n", + fw_name); + return r; + } + + r = amdgpu_ucode_validate(adev->vcn.fw); + if (r) { + dev_err(adev->dev, "amdgpu_vcn: Can't validate firmware \"%s\"\n", + fw_name); + release_firmware(adev->vcn.fw); + adev->vcn.fw = NULL; + return r; + } + + hdr = (const struct common_firmware_header *)adev->vcn.fw->data; + adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version); + + /* Bit 20-23, it is encode major and non-zero for new naming convention. + * This field is part of version minor and DRM_DISABLED_FLAG in old naming + * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG + * is zero in old naming convention, this field is always zero so far. + * These four bits are used to tell which naming convention is present. + */ + fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf; + if (fw_check) { + unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev; + + fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff; + enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff; + enc_major = fw_check; + dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf; + vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf; + DRM_INFO("Found VCN firmware Version ENC: %hu.%hu DEC: %hu VEP: %hu Revision: %hu\n", + enc_major, enc_minor, dec_ver, vep, fw_rev); + } else { + unsigned int version_major, version_minor, family_id; + + family_id = le32_to_cpu(hdr->ucode_version) & 0xff; + version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff; + version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff; + DRM_INFO("Found VCN firmware Version: %hu.%hu Family ID: %hu\n", + version_major, version_minor, family_id); + } + + bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE; + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8); + bo_size += AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)); + + for (i = 0; i < adev->vcn.num_vcn_inst; i++) { + if (adev->vcn.harvest_config & (1 << i)) + continue; + + r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].vcpu_bo, + &adev->vcn.inst[i].gpu_addr, &adev->vcn.inst[i].cpu_addr); + if (r) { + dev_err(adev->dev, "(%d) failed to allocate vcn bo\n", r); + return r; + } + + adev->vcn.inst[i].fw_shared_cpu_addr = adev->vcn.inst[i].cpu_addr + + bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)); + adev->vcn.inst[i].fw_shared_gpu_addr = adev->vcn.inst[i].gpu_addr + + bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)); + + if (adev->vcn.indirect_sram) { + r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].dpg_sram_bo, + &adev->vcn.inst[i].dpg_sram_gpu_addr, &adev->vcn.inst[i].dpg_sram_cpu_addr); + if (r) { + dev_err(adev->dev, "VCN %d (%d) failed to allocate DPG bo\n", i, r); + return r; + } + } + } + + return 0; +} + +int amdgpu_vcn_sw_fini(struct amdgpu_device *adev) +{ + int i, j; + + cancel_delayed_work_sync(&adev->vcn.idle_work); + + for (j = 0; j < adev->vcn.num_vcn_inst; ++j) { + if (adev->vcn.harvest_config & (1 << j)) + continue; + + if (adev->vcn.indirect_sram) { + amdgpu_bo_free_kernel(&adev->vcn.inst[j].dpg_sram_bo, + &adev->vcn.inst[j].dpg_sram_gpu_addr, + (void **)&adev->vcn.inst[j].dpg_sram_cpu_addr); + } + kvfree(adev->vcn.inst[j].saved_bo); + + amdgpu_bo_free_kernel(&adev->vcn.inst[j].vcpu_bo, + &adev->vcn.inst[j].gpu_addr, + (void **)&adev->vcn.inst[j].cpu_addr); + + amdgpu_ring_fini(&adev->vcn.inst[j].ring_dec); + + for (i = 0; i < adev->vcn.num_enc_rings; ++i) + amdgpu_ring_fini(&adev->vcn.inst[j].ring_enc[i]); + } + + release_firmware(adev->vcn.fw); + mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround); + mutex_destroy(&adev->vcn.vcn_pg_lock); + + return 0; +} + +int amdgpu_vcn_suspend(struct amdgpu_device *adev) +{ + unsigned size; + void *ptr; + int i; + + cancel_delayed_work_sync(&adev->vcn.idle_work); + + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { + if (adev->vcn.harvest_config & (1 << i)) + continue; + if (adev->vcn.inst[i].vcpu_bo == NULL) + return 0; + + size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo); + ptr = adev->vcn.inst[i].cpu_addr; + + adev->vcn.inst[i].saved_bo = kvmalloc(size, GFP_KERNEL); + if (!adev->vcn.inst[i].saved_bo) + return -ENOMEM; + + memcpy_fromio(adev->vcn.inst[i].saved_bo, ptr, size); + } + return 0; +} + +int amdgpu_vcn_resume(struct amdgpu_device *adev) +{ + unsigned size; + void *ptr; + int i; + + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { + if (adev->vcn.harvest_config & (1 << i)) + continue; + if (adev->vcn.inst[i].vcpu_bo == NULL) + return -EINVAL; + + size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo); + ptr = adev->vcn.inst[i].cpu_addr; + + if (adev->vcn.inst[i].saved_bo != NULL) { + memcpy_toio(ptr, adev->vcn.inst[i].saved_bo, size); + kvfree(adev->vcn.inst[i].saved_bo); + adev->vcn.inst[i].saved_bo = NULL; + } else { + const struct common_firmware_header *hdr; + unsigned offset; + + hdr = (const struct common_firmware_header *)adev->vcn.fw->data; + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { + offset = le32_to_cpu(hdr->ucode_array_offset_bytes); + memcpy_toio(adev->vcn.inst[i].cpu_addr, adev->vcn.fw->data + offset, + le32_to_cpu(hdr->ucode_size_bytes)); + size -= le32_to_cpu(hdr->ucode_size_bytes); + ptr += le32_to_cpu(hdr->ucode_size_bytes); + } + memset_io(ptr, 0, size); + } + } + return 0; +} + +static void amdgpu_vcn_idle_work_handler(struct work_struct *work) +{ + struct amdgpu_device *adev = + container_of(work, struct amdgpu_device, vcn.idle_work.work); + unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0}; + unsigned int i, j; + + for (j = 0; j < adev->vcn.num_vcn_inst; ++j) { + if (adev->vcn.harvest_config & (1 << j)) + continue; + + for (i = 0; i < adev->vcn.num_enc_rings; ++i) { + fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_enc[i]); + } + + if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { + struct dpg_pause_state new_state; + + if (fence[j] || + unlikely(atomic_read(&adev->vcn.inst[j].dpg_enc_submission_cnt))) + new_state.fw_based = VCN_DPG_STATE__PAUSE; + else + new_state.fw_based = VCN_DPG_STATE__UNPAUSE; + + adev->vcn.pause_dpg_mode(adev, j, &new_state); + } + + fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_dec); + fences += fence[j]; + } + + if (!fences && !atomic_read(&adev->vcn.total_submission_cnt)) { + amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, + AMD_PG_STATE_GATE); + } else { + schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT); + } +} + +void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + atomic_inc(&adev->vcn.total_submission_cnt); + cancel_delayed_work_sync(&adev->vcn.idle_work); + + mutex_lock(&adev->vcn.vcn_pg_lock); + amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, + AMD_PG_STATE_UNGATE); + + if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { + struct dpg_pause_state new_state; + + if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) { + atomic_inc(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt); + new_state.fw_based = VCN_DPG_STATE__PAUSE; + } else { + unsigned int fences = 0; + unsigned int i; + + for (i = 0; i < adev->vcn.num_enc_rings; ++i) + fences += amdgpu_fence_count_emitted(&adev->vcn.inst[ring->me].ring_enc[i]); + + if (fences || atomic_read(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt)) + new_state.fw_based = VCN_DPG_STATE__PAUSE; + else + new_state.fw_based = VCN_DPG_STATE__UNPAUSE; + } + + adev->vcn.pause_dpg_mode(adev, ring->me, &new_state); + } + mutex_unlock(&adev->vcn.vcn_pg_lock); +} + +void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring) +{ + if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG && + ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) + atomic_dec(&ring->adev->vcn.inst[ring->me].dpg_enc_submission_cnt); + + atomic_dec(&ring->adev->vcn.total_submission_cnt); + + schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT); +} + +int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t tmp = 0; + unsigned i; + int r; + + /* VCN in SRIOV does not support direct register read/write */ + if (amdgpu_sriov_vf(adev)) + return 0; + + WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD); + r = amdgpu_ring_alloc(ring, 3); + if (r) + return r; + amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0)); + amdgpu_ring_write(ring, 0xDEADBEEF); + amdgpu_ring_commit(ring); + for (i = 0; i < adev->usec_timeout; i++) { + tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9); + if (tmp == 0xDEADBEEF) + break; + udelay(1); + } + + if (i >= adev->usec_timeout) + r = -ETIMEDOUT; + + return r; +} + +static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring, + struct amdgpu_bo *bo, + struct dma_fence **fence) +{ + struct amdgpu_device *adev = ring->adev; + struct dma_fence *f = NULL; + struct amdgpu_job *job; + struct amdgpu_ib *ib; + uint64_t addr; + int i, r; + + r = amdgpu_job_alloc_with_ib(adev, 64, + AMDGPU_IB_POOL_DIRECT, &job); + if (r) + goto err; + + ib = &job->ibs[0]; + addr = amdgpu_bo_gpu_offset(bo); + ib->ptr[0] = PACKET0(adev->vcn.internal.data0, 0); + ib->ptr[1] = addr; + ib->ptr[2] = PACKET0(adev->vcn.internal.data1, 0); + ib->ptr[3] = addr >> 32; + ib->ptr[4] = PACKET0(adev->vcn.internal.cmd, 0); + ib->ptr[5] = 0; + for (i = 6; i < 16; i += 2) { + ib->ptr[i] = PACKET0(adev->vcn.internal.nop, 0); + ib->ptr[i+1] = 0; + } + ib->length_dw = 16; + + r = amdgpu_job_submit_direct(job, ring, &f); + if (r) + goto err_free; + + amdgpu_bo_fence(bo, f, false); + amdgpu_bo_unreserve(bo); + amdgpu_bo_unref(&bo); + + if (fence) + *fence = dma_fence_get(f); + dma_fence_put(f); + + return 0; + +err_free: + amdgpu_job_free(job); + +err: + amdgpu_bo_unreserve(bo); + amdgpu_bo_unref(&bo); + return r; +} + +static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, + struct dma_fence **fence) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_bo *bo = NULL; + uint32_t *msg; + int r, i; + + r = amdgpu_bo_create_reserved(adev, 1024, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &bo, NULL, (void **)&msg); + if (r) + return r; + + msg[0] = cpu_to_le32(0x00000028); + msg[1] = cpu_to_le32(0x00000038); + msg[2] = cpu_to_le32(0x00000001); + msg[3] = cpu_to_le32(0x00000000); + msg[4] = cpu_to_le32(handle); + msg[5] = cpu_to_le32(0x00000000); + msg[6] = cpu_to_le32(0x00000001); + msg[7] = cpu_to_le32(0x00000028); + msg[8] = cpu_to_le32(0x00000010); + msg[9] = cpu_to_le32(0x00000000); + msg[10] = cpu_to_le32(0x00000007); + msg[11] = cpu_to_le32(0x00000000); + msg[12] = cpu_to_le32(0x00000780); + msg[13] = cpu_to_le32(0x00000440); + for (i = 14; i < 1024; ++i) + msg[i] = cpu_to_le32(0x0); + + return amdgpu_vcn_dec_send_msg(ring, bo, fence); +} + +static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, + struct dma_fence **fence) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_bo *bo = NULL; + uint32_t *msg; + int r, i; + + r = amdgpu_bo_create_reserved(adev, 1024, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &bo, NULL, (void **)&msg); + if (r) + return r; + + msg[0] = cpu_to_le32(0x00000028); + msg[1] = cpu_to_le32(0x00000018); + msg[2] = cpu_to_le32(0x00000000); + msg[3] = cpu_to_le32(0x00000002); + msg[4] = cpu_to_le32(handle); + msg[5] = cpu_to_le32(0x00000000); + for (i = 6; i < 1024; ++i) + msg[i] = cpu_to_le32(0x0); + + return amdgpu_vcn_dec_send_msg(ring, bo, fence); +} + +int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct dma_fence *fence; + long r; + + r = amdgpu_vcn_dec_get_create_msg(ring, 1, NULL); + if (r) + goto error; + + r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &fence); + if (r) + goto error; + + r = dma_fence_wait_timeout(fence, false, timeout); + if (r == 0) + r = -ETIMEDOUT; + else if (r > 0) + r = 0; + + dma_fence_put(fence); +error: + return r; +} + +int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t rptr; + unsigned i; + int r; + + if (amdgpu_sriov_vf(adev)) + return 0; + + r = amdgpu_ring_alloc(ring, 16); + if (r) + return r; + + rptr = amdgpu_ring_get_rptr(ring); + + amdgpu_ring_write(ring, VCN_ENC_CMD_END); + amdgpu_ring_commit(ring); + + for (i = 0; i < adev->usec_timeout; i++) { + if (amdgpu_ring_get_rptr(ring) != rptr) + break; + udelay(1); + } + + if (i >= adev->usec_timeout) + r = -ETIMEDOUT; + + return r; +} + +static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, + struct amdgpu_bo *bo, + 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 addr; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, + AMDGPU_IB_POOL_DIRECT, &job); + if (r) + return r; + + ib = &job->ibs[0]; + addr = amdgpu_bo_gpu_offset(bo); + + 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++] = upper_32_bits(addr); + ib->ptr[ib->length_dw++] = addr; + ib->ptr[ib->length_dw++] = 0x0000000b; + + 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++] = 0x00000000; + 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_job_submit_direct(job, ring, &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; +} + +static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, + struct amdgpu_bo *bo, + 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 addr; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, + AMDGPU_IB_POOL_DIRECT, &job); + if (r) + return r; + + ib = &job->ibs[0]; + addr = amdgpu_bo_gpu_offset(bo); + + ib->length_dw = 0; + ib->ptr[ib->length_dw++] = 0x00000018; + ib->ptr[ib->length_dw++] = 0x00000001; + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = upper_32_bits(addr); + ib->ptr[ib->length_dw++] = addr; + ib->ptr[ib->length_dw++] = 0x0000000b; + + ib->ptr[ib->length_dw++] = 0x00000014; + ib->ptr[ib->length_dw++] = 0x00000002; + ib->ptr[ib->length_dw++] = 0x0000001c; + ib->ptr[ib->length_dw++] = 0x00000000; + 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; + + r = amdgpu_job_submit_direct(job, ring, &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; +} + +int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct dma_fence *fence = NULL; + struct amdgpu_bo *bo = NULL; + long r; + + r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &bo, NULL, NULL); + if (r) + return r; + + r = amdgpu_vcn_enc_get_create_msg(ring, 1, bo, NULL); + if (r) + goto error; + + r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, bo, &fence); + if (r) + goto error; + + r = dma_fence_wait_timeout(fence, false, timeout); + if (r == 0) + r = -ETIMEDOUT; + else if (r > 0) + r = 0; + +error: + dma_fence_put(fence); + amdgpu_bo_unreserve(bo); + amdgpu_bo_unref(&bo); + return r; +} |