diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 1794 |
1 files changed, 1794 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c new file mode 100644 index 000000000000..eca8f6e01e97 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c @@ -0,0 +1,1794 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * 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, sublicense, + * 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 above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + */ + +#include <linux/firmware.h> +#include <drm/drmP.h> +#include "amdgpu.h" +#include "amdgpu_uvd.h" +#include "soc15d.h" +#include "soc15_common.h" +#include "mmsch_v1_0.h" + +#include "vega10/soc15ip.h" +#include "vega10/UVD/uvd_7_0_offset.h" +#include "vega10/UVD/uvd_7_0_sh_mask.h" +#include "vega10/VCE/vce_4_0_offset.h" +#include "vega10/VCE/vce_4_0_default.h" +#include "vega10/VCE/vce_4_0_sh_mask.h" +#include "vega10/NBIF/nbif_6_1_offset.h" +#include "vega10/HDP/hdp_4_0_offset.h" +#include "vega10/MMHUB/mmhub_1_0_offset.h" +#include "vega10/MMHUB/mmhub_1_0_sh_mask.h" + +static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev); +static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev); +static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev); +static int uvd_v7_0_start(struct amdgpu_device *adev); +static void uvd_v7_0_stop(struct amdgpu_device *adev); +static int uvd_v7_0_sriov_start(struct amdgpu_device *adev); + +/** + * uvd_v7_0_ring_get_rptr - get read pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware read pointer + */ +static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_RPTR)); +} + +/** + * uvd_v7_0_enc_ring_get_rptr - get enc read pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc read pointer + */ +static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->uvd.ring_enc[0]) + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_RPTR)); + else + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_RPTR2)); +} + +/** + * uvd_v7_0_ring_get_wptr - get write pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware write pointer + */ +static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_WPTR)); +} + +/** + * uvd_v7_0_enc_ring_get_wptr - get enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc write pointer + */ +static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring->use_doorbell) + return adev->wb.wb[ring->wptr_offs]; + + if (ring == &adev->uvd.ring_enc[0]) + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR)); + else + return RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR2)); +} + +/** + * uvd_v7_0_ring_set_wptr - set write pointer + * + * @ring: amdgpu_ring pointer + * + * Commits the write pointer to the hardware + */ +static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_WPTR), lower_32_bits(ring->wptr)); +} + +/** + * uvd_v7_0_enc_ring_set_wptr - set enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Commits the enc write pointer to the hardware + */ +static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring->use_doorbell) { + /* XXX check if swapping is necessary on BE */ + adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); + WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); + return; + } + + if (ring == &adev->uvd.ring_enc[0]) + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR), + lower_32_bits(ring->wptr)); + else + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR2), + lower_32_bits(ring->wptr)); +} + +/** + * uvd_v7_0_enc_ring_test_ring - test if UVD ENC ring is working + * + * @ring: the engine to test on + * + */ +static int uvd_v7_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_v7_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_v7_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++] = 0x00000000; + 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++] = 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_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_v7_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 + */ +int uvd_v7_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; + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = 0x00000000; + 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; + 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; + + 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_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working + * + * @ring: the engine to test on + * + */ +static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct dma_fence *fence = NULL; + long r; + + r = uvd_v7_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_v7_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_v7_0_early_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (amdgpu_sriov_vf(adev)) + adev->uvd.num_enc_rings = 1; + else + adev->uvd.num_enc_rings = 2; + uvd_v7_0_set_ring_funcs(adev); + uvd_v7_0_set_enc_ring_funcs(adev); + uvd_v7_0_set_irq_funcs(adev); + + return 0; +} + +static int uvd_v7_0_sw_init(void *handle) +{ + struct amdgpu_ring *ring; + struct amd_sched_rq *rq; + int i, r; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + /* UVD TRAP */ + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_UVD, 124, &adev->uvd.irq); + if (r) + return r; + + /* UVD ENC TRAP */ + for (i = 0; i < adev->uvd.num_enc_rings; ++i) { + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_UVD, i + 119, &adev->uvd.irq); + if (r) + return r; + } + + r = amdgpu_uvd_sw_init(adev); + if (r) + return r; + + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + const struct common_firmware_header *hdr; + hdr = (const struct common_firmware_header *)adev->uvd.fw->data; + adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD; + adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw; + adev->firmware.fw_size += + ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); + DRM_INFO("PSP loading UVD firmware\n"); + } + + 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; + if (!amdgpu_sriov_vf(adev)) { + ring = &adev->uvd.ring; + sprintf(ring->name, "uvd"); + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); + if (r) + return r; + } + + + for (i = 0; i < adev->uvd.num_enc_rings; ++i) { + ring = &adev->uvd.ring_enc[i]; + sprintf(ring->name, "uvd_enc%d", i); + if (amdgpu_sriov_vf(adev)) { + ring->use_doorbell = true; + ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING0_1 * 2; + } + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); + if (r) + return r; + } + + r = amdgpu_virt_alloc_mm_table(adev); + if (r) + return r; + + return r; +} + +static int uvd_v7_0_sw_fini(void *handle) +{ + int i, r; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + amdgpu_virt_free_mm_table(adev); + + r = amdgpu_uvd_suspend(adev); + if (r) + return r; + + 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); +} + +/** + * uvd_v7_0_hw_init - start and test UVD block + * + * @adev: amdgpu_device pointer + * + * Initialize the hardware, boot up the VCPU and do some testing + */ +static int uvd_v7_0_hw_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_ring *ring = &adev->uvd.ring; + uint32_t tmp; + int i, r; + + if (amdgpu_sriov_vf(adev)) + r = uvd_v7_0_sriov_start(adev); + else + r = uvd_v7_0_start(adev); + if (r) + goto done; + + if (!amdgpu_sriov_vf(adev)) { + ring->ready = true; + r = amdgpu_ring_test_ring(ring); + if (r) { + ring->ready = false; + goto done; + } + + r = amdgpu_ring_alloc(ring, 10); + if (r) { + DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r); + goto done; + } + + tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0, + mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0); + amdgpu_ring_write(ring, tmp); + amdgpu_ring_write(ring, 0xFFFFF); + + tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0, + mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0); + amdgpu_ring_write(ring, tmp); + amdgpu_ring_write(ring, 0xFFFFF); + + tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0, + mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0); + amdgpu_ring_write(ring, tmp); + amdgpu_ring_write(ring, 0xFFFFF); + + /* Clear timeout status bits */ + amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, + mmUVD_SEMA_TIMEOUT_STATUS), 0)); + amdgpu_ring_write(ring, 0x8); + + amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, + mmUVD_SEMA_CNTL), 0)); + amdgpu_ring_write(ring, 3); + + amdgpu_ring_commit(ring); + } + + 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 and UVD ENC initialized successfully.\n"); + + return r; +} + +/** + * uvd_v7_0_hw_fini - stop the hardware block + * + * @adev: amdgpu_device pointer + * + * Stop the UVD block, mark ring as not ready any more + */ +static int uvd_v7_0_hw_fini(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_ring *ring = &adev->uvd.ring; + + uvd_v7_0_stop(adev); + ring->ready = false; + + return 0; +} + +static int uvd_v7_0_suspend(void *handle) +{ + int r; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + r = uvd_v7_0_hw_fini(adev); + if (r) + return r; + + /* Skip this for APU for now */ + if (!(adev->flags & AMD_IS_APU)) + r = amdgpu_uvd_suspend(adev); + + return r; +} + +static int uvd_v7_0_resume(void *handle) +{ + int r; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + /* Skip this for APU for now */ + if (!(adev->flags & AMD_IS_APU)) { + r = amdgpu_uvd_resume(adev); + if (r) + return r; + } + return uvd_v7_0_hw_init(adev); +} + +/** + * uvd_v7_0_mc_resume - memory controller programming + * + * @adev: amdgpu_device pointer + * + * Let the UVD memory controller know it's offsets + */ +static void uvd_v7_0_mc_resume(struct amdgpu_device *adev) +{ + uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); + uint32_t offset; + + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), + lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), + upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr)); + offset = 0; + } else { + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr)); + offset = size; + } + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), + AMDGPU_UVD_FIRMWARE_OFFSET >> 3); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size); + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr + offset)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr + offset)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE); + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE2), + AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH4), adev->uvd.max_handles); +} + +static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev, + struct amdgpu_mm_table *table) +{ + uint32_t data = 0, loop; + uint64_t addr = table->gpu_addr; + struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr; + uint32_t size; + + size = header->header_size + header->vce_table_size + header->uvd_table_size; + + /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */ + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO), lower_32_bits(addr)); + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI), upper_32_bits(addr)); + + /* 2, update vmid of descriptor */ + data = RREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_VMID)); + data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK; + data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */ + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_VMID), data); + + /* 3, notify mmsch about the size of this descriptor */ + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE), size); + + /* 4, set resp to zero */ + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP), 0); + + /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */ + WREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST), 0x10000001); + + data = RREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP)); + loop = 1000; + while ((data & 0x10000002) != 0x10000002) { + udelay(10); + data = RREG32(SOC15_REG_OFFSET(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP)); + loop--; + if (!loop) + break; + } + + if (!loop) { + dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data); + return -EBUSY; + } + + return 0; +} + +static int uvd_v7_0_sriov_start(struct amdgpu_device *adev) +{ + struct amdgpu_ring *ring; + uint32_t offset, size, tmp; + uint32_t table_size = 0; + struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} }; + struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} }; + struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} }; + struct mmsch_v1_0_cmd_end end = { {0} }; + uint32_t *init_table = adev->virt.mm_table.cpu_addr; + struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table; + + direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE; + direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE; + direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING; + end.cmd_header.command_type = MMSCH_COMMAND__END; + + if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) { + header->version = MMSCH_VERSION; + header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2; + + if (header->vce_table_offset == 0 && header->vce_table_size == 0) + header->uvd_table_offset = header->header_size; + else + header->uvd_table_offset = header->vce_table_size + header->vce_table_offset; + + init_table += header->uvd_table_offset; + + ring = &adev->uvd.ring; + size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); + + /* disable clock gating */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), + ~UVD_POWER_STATUS__UVD_PG_MODE_MASK, 0); + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), + 0xFFFFFFFF, 0x00000004); + /* mc resume*/ + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), + lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), + upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr)); + offset = 0; + } else { + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr)); + offset = size; + } + + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), + AMDGPU_UVD_FIRMWARE_OFFSET >> 3); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size); + + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr + offset)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr + offset)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE); + + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), + lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), + upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE2), + AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); + + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG), + adev->gfx.config.gb_addr_config); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH4), adev->uvd.max_handles); + /* mc resume end*/ + + /* disable clock gating */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL), + ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0); + + /* disable interupt */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), + ~UVD_MASTINT_EN__VCPU_EN_MASK, 0); + + /* stall UMC and register bus before resetting VCPU */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, + UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + + /* put LMI, VCPU, RBC etc... into reset */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | + UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | + UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | + UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | + UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | + UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | + UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK)); + + /* initialize UVD memory controller */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL), + (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | + UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | + UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | + UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | + UVD_LMI_CTRL__REQ_MODE_MASK | + 0x00100000L)); + + /* disable byte swapping */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_SWAP_CNTL), 0); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MP_SWAP_CNTL), 0); + + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXA0), 0x40c2040); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXA1), 0x0); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXB0), 0x40c2040); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXB1), 0x0); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_ALU), 0); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUX), 0x88); + + /* take all subblocks out of reset, except VCPU */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + + /* enable VCPU clock */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), + UVD_VCPU_CNTL__CLK_EN_MASK); + + /* enable UMC */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0); + + /* boot up the VCPU */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0); + + MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0x02, 0x02); + + /* enable master interrupt */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), + ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), + (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); + + /* clear the bit 4 of UVD_STATUS */ + MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), + ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0); + + /* force RBC into idle state */ + size = order_base_2(ring->ring_size); + tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), tmp); + + /* set the write pointer delay */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL), 0); + + /* set the wb address */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR), + (upper_32_bits(ring->gpu_addr) >> 2)); + + /* programm the RB_BASE for ring buffer */ + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW), + lower_32_bits(ring->gpu_addr)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH), + upper_32_bits(ring->gpu_addr)); + + ring->wptr = 0; + ring = &adev->uvd.ring_enc[0]; + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO), ring->gpu_addr); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr)); + MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE), ring->ring_size / 4); + + /* add end packet */ + memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end)); + table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4; + header->uvd_table_size = table_size; + + return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table); + } + return -EINVAL; /* already initializaed ? */ +} + +/** + * uvd_v7_0_start - start UVD block + * + * @adev: amdgpu_device pointer + * + * Setup and start the UVD block + */ +static int uvd_v7_0_start(struct amdgpu_device *adev) +{ + struct amdgpu_ring *ring = &adev->uvd.ring; + uint32_t rb_bufsz, tmp; + uint32_t lmi_swap_cntl; + uint32_t mp_swap_cntl; + int i, j, r; + + /* disable DPG */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, + ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); + + /* disable byte swapping */ + lmi_swap_cntl = 0; + mp_swap_cntl = 0; + + uvd_v7_0_mc_resume(adev); + + /* disable clock gating */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL), 0, + ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK); + + /* disable interupt */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, + ~UVD_MASTINT_EN__VCPU_EN_MASK); + + /* stall UMC and register bus before resetting VCPU */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), + UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + mdelay(1); + + /* put LMI, VCPU, RBC etc... into reset */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | + UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | + UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | + UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | + UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | + UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | + UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); + mdelay(5); + + /* initialize UVD memory controller */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL), + (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | + UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | + UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | + UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | + UVD_LMI_CTRL__REQ_MODE_MASK | + 0x00100000L); + +#ifdef __BIG_ENDIAN + /* swap (8 in 32) RB and IB */ + lmi_swap_cntl = 0xa; + mp_swap_cntl = 0; +#endif + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_SWAP_CNTL), lmi_swap_cntl); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MP_SWAP_CNTL), mp_swap_cntl); + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXA0), 0x40c2040); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXA1), 0x0); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXB0), 0x40c2040); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUXB1), 0x0); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_ALU), 0); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_MPC_SET_MUX), 0x88); + + /* take all subblocks out of reset, except VCPU */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + mdelay(5); + + /* enable VCPU clock */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), + UVD_VCPU_CNTL__CLK_EN_MASK); + + /* enable UMC */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + + /* boot up the VCPU */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0); + mdelay(10); + + for (i = 0; i < 10; ++i) { + uint32_t status; + + for (j = 0; j < 100; ++j) { + status = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS)); + if (status & 2) + break; + mdelay(10); + } + r = 0; + if (status & 2) + break; + + DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n"); + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, + ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + mdelay(10); + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, + ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + mdelay(10); + r = -1; + } + + if (r) { + DRM_ERROR("UVD not responding, giving up!!!\n"); + return r; + } + /* enable master interrupt */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), + (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), + ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); + + /* clear the bit 4 of UVD_STATUS */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0, + ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); + + /* force RBC into idle state */ + rb_bufsz = order_base_2(ring->ring_size); + tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); + tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), tmp); + + /* set the write pointer delay */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL), 0); + + /* set the wb address */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR), + (upper_32_bits(ring->gpu_addr) >> 2)); + + /* programm the RB_BASE for ring buffer */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW), + lower_32_bits(ring->gpu_addr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH), + upper_32_bits(ring->gpu_addr)); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_RPTR), 0); + + ring->wptr = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_RPTR)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_WPTR), + lower_32_bits(ring->wptr)); + + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, + ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); + + ring = &adev->uvd.ring_enc[0]; + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_RPTR), lower_32_bits(ring->wptr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR), lower_32_bits(ring->wptr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO), ring->gpu_addr); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE), ring->ring_size / 4); + + ring = &adev->uvd.ring_enc[1]; + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_RPTR2), lower_32_bits(ring->wptr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_WPTR2), lower_32_bits(ring->wptr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO2), ring->gpu_addr); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI2), upper_32_bits(ring->gpu_addr)); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE2), ring->ring_size / 4); + + return 0; +} + +/** + * uvd_v7_0_stop - stop UVD block + * + * @adev: amdgpu_device pointer + * + * stop the UVD block + */ +static void uvd_v7_0_stop(struct amdgpu_device *adev) +{ + /* force RBC into idle state */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0x11010101); + + /* Stall UMC and register bus before resetting VCPU */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), + UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + mdelay(1); + + /* put VCPU into reset */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), + UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + mdelay(5); + + /* disable VCPU clock */ + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0x0); + + /* Unstall UMC and register bus */ + WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, + ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); +} + +/** + * uvd_v7_0_ring_emit_fence - emit an fence & trap command + * + * @ring: amdgpu_ring pointer + * @fence: fence to emit + * + * Write a fence and a trap command to the ring. + */ +static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, + unsigned flags) +{ + WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); + + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0)); + amdgpu_ring_write(ring, seq); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); + amdgpu_ring_write(ring, addr & 0xffffffff); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); + amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); + amdgpu_ring_write(ring, 0); + + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); + amdgpu_ring_write(ring, 0); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); + amdgpu_ring_write(ring, 0); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); + amdgpu_ring_write(ring, 2); +} + +/** + * uvd_v7_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_v7_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_v7_0_ring_emit_hdp_flush - emit an hdp flush + * + * @ring: amdgpu_ring pointer + * + * Emits an hdp flush. + */ +static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) +{ + amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(NBIF, 0, + mmHDP_MEM_COHERENCY_FLUSH_CNTL), 0)); + amdgpu_ring_write(ring, 0); +} + +/** + * uvd_v7_0_ring_hdp_invalidate - emit an hdp invalidate + * + * @ring: amdgpu_ring pointer + * + * Emits an hdp invalidate. + */ +static void uvd_v7_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring) +{ + amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(HDP, 0, mmHDP_DEBUG0), 0)); + amdgpu_ring_write(ring, 1); +} + +/** + * uvd_v7_0_ring_test_ring - register write test + * + * @ring: amdgpu_ring pointer + * + * Test if we can successfully write to the context register + */ +static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t tmp = 0; + unsigned i; + int r; + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0xCAFEDEAD); + r = amdgpu_ring_alloc(ring, 3); + if (r) { + DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n", + ring->idx, r); + return r; + } + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0)); + amdgpu_ring_write(ring, 0xDEADBEEF); + amdgpu_ring_commit(ring); + for (i = 0; i < adev->usec_timeout; i++) { + tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID)); + if (tmp == 0xDEADBEEF) + 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 (0x%08X)\n", + ring->idx, tmp); + r = -EINVAL; + } + return r; +} + +/** + * uvd_v7_0_ring_emit_ib - execute indirect buffer + * + * @ring: amdgpu_ring pointer + * @ib: indirect buffer to execute + * + * Write ring commands to execute the indirect buffer + */ +static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring, + struct amdgpu_ib *ib, + unsigned vm_id, bool ctx_switch) +{ + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0)); + amdgpu_ring_write(ring, vm_id); + + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); + amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); + amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0)); + amdgpu_ring_write(ring, ib->length_dw); +} + +/** + * uvd_v7_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_v7_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_v7_0_vm_reg_write(struct amdgpu_ring *ring, + uint32_t data0, uint32_t data1) +{ + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); + amdgpu_ring_write(ring, data0); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); + amdgpu_ring_write(ring, data1); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); + amdgpu_ring_write(ring, 8); +} + +static void uvd_v7_0_vm_reg_wait(struct amdgpu_ring *ring, + uint32_t data0, uint32_t data1, uint32_t mask) +{ + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); + amdgpu_ring_write(ring, data0); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); + amdgpu_ring_write(ring, data1); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0)); + amdgpu_ring_write(ring, mask); + amdgpu_ring_write(ring, + PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); + amdgpu_ring_write(ring, 12); +} + +static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, + unsigned vm_id, uint64_t pd_addr) +{ + struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); + uint32_t data0, data1, mask; + unsigned eng = ring->vm_inv_eng; + + pd_addr = pd_addr | 0x1; /* valid bit */ + /* now only use physical base address of PDE and valid */ + BUG_ON(pd_addr & 0xFFFF00000000003EULL); + + data0 = (hub->ctx0_ptb_addr_hi32 + vm_id * 2) << 2; + data1 = upper_32_bits(pd_addr); + uvd_v7_0_vm_reg_write(ring, data0, data1); + + data0 = (hub->ctx0_ptb_addr_lo32 + vm_id * 2) << 2; + data1 = lower_32_bits(pd_addr); + uvd_v7_0_vm_reg_write(ring, data0, data1); + + data0 = (hub->ctx0_ptb_addr_lo32 + vm_id * 2) << 2; + data1 = lower_32_bits(pd_addr); + mask = 0xffffffff; + uvd_v7_0_vm_reg_wait(ring, data0, data1, mask); + + /* flush TLB */ + data0 = (hub->vm_inv_eng0_req + eng) << 2; + data1 = req; + uvd_v7_0_vm_reg_write(ring, data0, data1); + + /* wait for flush */ + data0 = (hub->vm_inv_eng0_ack + eng) << 2; + data1 = 1 << vm_id; + mask = 1 << vm_id; + uvd_v7_0_vm_reg_wait(ring, data0, data1, mask); +} + +static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring) +{ + amdgpu_ring_write(ring, HEVC_ENC_CMD_END); +} + +static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, + unsigned int vm_id, uint64_t pd_addr) +{ + struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; + uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id); + unsigned eng = ring->vm_inv_eng; + + pd_addr = pd_addr | 0x1; /* valid bit */ + /* now only use physical base address of PDE and valid */ + BUG_ON(pd_addr & 0xFFFF00000000003EULL); + + amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE); + amdgpu_ring_write(ring, (hub->ctx0_ptb_addr_hi32 + vm_id * 2) << 2); + amdgpu_ring_write(ring, upper_32_bits(pd_addr)); + + amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE); + amdgpu_ring_write(ring, (hub->ctx0_ptb_addr_lo32 + vm_id * 2) << 2); + amdgpu_ring_write(ring, lower_32_bits(pd_addr)); + + amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT); + amdgpu_ring_write(ring, (hub->ctx0_ptb_addr_lo32 + vm_id * 2) << 2); + amdgpu_ring_write(ring, 0xffffffff); + amdgpu_ring_write(ring, lower_32_bits(pd_addr)); + + /* flush TLB */ + amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE); + amdgpu_ring_write(ring, (hub->vm_inv_eng0_req + eng) << 2); + amdgpu_ring_write(ring, req); + + /* wait for flush */ + amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT); + amdgpu_ring_write(ring, (hub->vm_inv_eng0_ack + eng) << 2); + amdgpu_ring_write(ring, 1 << vm_id); + amdgpu_ring_write(ring, 1 << vm_id); +} + +#if 0 +static bool uvd_v7_0_is_idle(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK); +} + +static int uvd_v7_0_wait_for_idle(void *handle) +{ + unsigned i; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + for (i = 0; i < adev->usec_timeout; i++) { + if (uvd_v7_0_is_idle(handle)) + return 0; + } + return -ETIMEDOUT; +} + +#define AMDGPU_UVD_STATUS_BUSY_MASK 0xfd +static bool uvd_v7_0_check_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + u32 srbm_soft_reset = 0; + u32 tmp = RREG32(mmSRBM_STATUS); + + if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) || + REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) || + (RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS) & + AMDGPU_UVD_STATUS_BUSY_MASK))) + srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, + SRBM_SOFT_RESET, SOFT_RESET_UVD, 1); + + if (srbm_soft_reset) { + adev->uvd.srbm_soft_reset = srbm_soft_reset; + return true; + } else { + adev->uvd.srbm_soft_reset = 0; + return false; + } +} + +static int uvd_v7_0_pre_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!adev->uvd.srbm_soft_reset) + return 0; + + uvd_v7_0_stop(adev); + return 0; +} + +static int uvd_v7_0_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + u32 srbm_soft_reset; + + if (!adev->uvd.srbm_soft_reset) + return 0; + srbm_soft_reset = adev->uvd.srbm_soft_reset; + + if (srbm_soft_reset) { + u32 tmp; + + tmp = RREG32(mmSRBM_SOFT_RESET); + tmp |= srbm_soft_reset; + dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~srbm_soft_reset; + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); + + /* Wait a little for things to settle down */ + udelay(50); + } + + return 0; +} + +static int uvd_v7_0_post_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!adev->uvd.srbm_soft_reset) + return 0; + + mdelay(5); + + return uvd_v7_0_start(adev); +} +#endif + +static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + unsigned type, + enum amdgpu_interrupt_state state) +{ + // TODO + return 0; +} + +static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry) +{ + DRM_DEBUG("IH: UVD TRAP\n"); + switch (entry->src_id) { + case 124: + amdgpu_fence_process(&adev->uvd.ring); + break; + case 119: + amdgpu_fence_process(&adev->uvd.ring_enc[0]); + break; + case 120: + if (!amdgpu_sriov_vf(adev)) + amdgpu_fence_process(&adev->uvd.ring_enc[1]); + break; + default: + DRM_ERROR("Unhandled interrupt: %d %d\n", + entry->src_id, entry->src_data[0]); + break; + } + + return 0; +} + +#if 0 +static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev) +{ + uint32_t data, data1, data2, suvd_flags; + + data = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL)); + data1 = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_GATE)); + data2 = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_CTRL)); + + data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK | + UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK); + + suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | + UVD_SUVD_CGC_GATE__SIT_MASK | + UVD_SUVD_CGC_GATE__SMP_MASK | + UVD_SUVD_CGC_GATE__SCM_MASK | + UVD_SUVD_CGC_GATE__SDB_MASK; + + data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK | + (1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) | + (4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY)); + + data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | + UVD_CGC_CTRL__UDEC_CM_MODE_MASK | + UVD_CGC_CTRL__UDEC_IT_MODE_MASK | + UVD_CGC_CTRL__UDEC_DB_MODE_MASK | + UVD_CGC_CTRL__UDEC_MP_MODE_MASK | + UVD_CGC_CTRL__SYS_MODE_MASK | + UVD_CGC_CTRL__UDEC_MODE_MASK | + UVD_CGC_CTRL__MPEG2_MODE_MASK | + UVD_CGC_CTRL__REGS_MODE_MASK | + UVD_CGC_CTRL__RBC_MODE_MASK | + UVD_CGC_CTRL__LMI_MC_MODE_MASK | + UVD_CGC_CTRL__LMI_UMC_MODE_MASK | + UVD_CGC_CTRL__IDCT_MODE_MASK | + UVD_CGC_CTRL__MPRD_MODE_MASK | + UVD_CGC_CTRL__MPC_MODE_MASK | + UVD_CGC_CTRL__LBSI_MODE_MASK | + UVD_CGC_CTRL__LRBBM_MODE_MASK | + UVD_CGC_CTRL__WCB_MODE_MASK | + UVD_CGC_CTRL__VCPU_MODE_MASK | + UVD_CGC_CTRL__JPEG_MODE_MASK | + UVD_CGC_CTRL__JPEG2_MODE_MASK | + UVD_CGC_CTRL__SCPU_MODE_MASK); + data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK | + UVD_SUVD_CGC_CTRL__SIT_MODE_MASK | + UVD_SUVD_CGC_CTRL__SMP_MODE_MASK | + UVD_SUVD_CGC_CTRL__SCM_MODE_MASK | + UVD_SUVD_CGC_CTRL__SDB_MODE_MASK); + data1 |= suvd_flags; + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL), data); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_GATE), 0); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_GATE), data1); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_CTRL), data2); +} + +static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev) +{ + uint32_t data, data1, cgc_flags, suvd_flags; + + data = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_GATE)); + data1 = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_GATE)); + + cgc_flags = UVD_CGC_GATE__SYS_MASK | + UVD_CGC_GATE__UDEC_MASK | + UVD_CGC_GATE__MPEG2_MASK | + UVD_CGC_GATE__RBC_MASK | + UVD_CGC_GATE__LMI_MC_MASK | + UVD_CGC_GATE__IDCT_MASK | + UVD_CGC_GATE__MPRD_MASK | + UVD_CGC_GATE__MPC_MASK | + UVD_CGC_GATE__LBSI_MASK | + UVD_CGC_GATE__LRBBM_MASK | + UVD_CGC_GATE__UDEC_RE_MASK | + UVD_CGC_GATE__UDEC_CM_MASK | + UVD_CGC_GATE__UDEC_IT_MASK | + UVD_CGC_GATE__UDEC_DB_MASK | + UVD_CGC_GATE__UDEC_MP_MASK | + UVD_CGC_GATE__WCB_MASK | + UVD_CGC_GATE__VCPU_MASK | + UVD_CGC_GATE__SCPU_MASK | + UVD_CGC_GATE__JPEG_MASK | + UVD_CGC_GATE__JPEG2_MASK; + + suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | + UVD_SUVD_CGC_GATE__SIT_MASK | + UVD_SUVD_CGC_GATE__SMP_MASK | + UVD_SUVD_CGC_GATE__SCM_MASK | + UVD_SUVD_CGC_GATE__SDB_MASK; + + data |= cgc_flags; + data1 |= suvd_flags; + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_GATE), data); + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SUVD_CGC_GATE), data1); +} + +static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) +{ + u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); + + if (enable) + tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + else + tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + + WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp); +} + + +static int uvd_v7_0_set_clockgating_state(void *handle, + enum amd_clockgating_state state) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + bool enable = (state == AMD_CG_STATE_GATE) ? true : false; + + uvd_v7_0_set_bypass_mode(adev, enable); + + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) + return 0; + + if (enable) { + /* disable HW gating and enable Sw gating */ + uvd_v7_0_set_sw_clock_gating(adev); + } else { + /* wait for STATUS to clear */ + if (uvd_v7_0_wait_for_idle(handle)) + return -EBUSY; + + /* enable HW gates because UVD is idle */ + /* uvd_v7_0_set_hw_clock_gating(adev); */ + } + + return 0; +} + +static int uvd_v7_0_set_powergating_state(void *handle, + enum amd_powergating_state state) +{ + /* This doesn't actually powergate the UVD block. + * That's done in the dpm code via the SMC. This + * just re-inits the block as necessary. The actual + * gating still happens in the dpm code. We should + * revisit this when there is a cleaner line between + * the smc and the hw blocks + */ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) + return 0; + + WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), UVD_POWER_STATUS__UVD_PG_EN_MASK); + + if (state == AMD_PG_STATE_GATE) { + uvd_v7_0_stop(adev); + return 0; + } else { + return uvd_v7_0_start(adev); + } +} +#endif + +static int uvd_v7_0_set_clockgating_state(void *handle, + enum amd_clockgating_state state) +{ + /* needed for driver unload*/ + return 0; +} + +const struct amd_ip_funcs uvd_v7_0_ip_funcs = { + .name = "uvd_v7_0", + .early_init = uvd_v7_0_early_init, + .late_init = NULL, + .sw_init = uvd_v7_0_sw_init, + .sw_fini = uvd_v7_0_sw_fini, + .hw_init = uvd_v7_0_hw_init, + .hw_fini = uvd_v7_0_hw_fini, + .suspend = uvd_v7_0_suspend, + .resume = uvd_v7_0_resume, + .is_idle = NULL /* uvd_v7_0_is_idle */, + .wait_for_idle = NULL /* uvd_v7_0_wait_for_idle */, + .check_soft_reset = NULL /* uvd_v7_0_check_soft_reset */, + .pre_soft_reset = NULL /* uvd_v7_0_pre_soft_reset */, + .soft_reset = NULL /* uvd_v7_0_soft_reset */, + .post_soft_reset = NULL /* uvd_v7_0_post_soft_reset */, + .set_clockgating_state = uvd_v7_0_set_clockgating_state, + .set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */, +}; + +static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_UVD, + .align_mask = 0xf, + .nop = PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0), + .support_64bit_ptrs = false, + .vmhub = AMDGPU_MMHUB, + .get_rptr = uvd_v7_0_ring_get_rptr, + .get_wptr = uvd_v7_0_ring_get_wptr, + .set_wptr = uvd_v7_0_ring_set_wptr, + .emit_frame_size = + 2 + /* uvd_v7_0_ring_emit_hdp_flush */ + 2 + /* uvd_v7_0_ring_emit_hdp_invalidate */ + 34 + /* uvd_v7_0_ring_emit_vm_flush */ + 14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */ + .emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */ + .emit_ib = uvd_v7_0_ring_emit_ib, + .emit_fence = uvd_v7_0_ring_emit_fence, + .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush, + .emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush, + .emit_hdp_invalidate = uvd_v7_0_ring_emit_hdp_invalidate, + .test_ring = uvd_v7_0_ring_test_ring, + .test_ib = amdgpu_uvd_ring_test_ib, + .insert_nop = amdgpu_ring_insert_nop, + .pad_ib = amdgpu_ring_generic_pad_ib, + .begin_use = amdgpu_uvd_ring_begin_use, + .end_use = amdgpu_uvd_ring_end_use, +}; + +static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_UVD_ENC, + .align_mask = 0x3f, + .nop = HEVC_ENC_CMD_NO_OP, + .support_64bit_ptrs = false, + .vmhub = AMDGPU_MMHUB, + .get_rptr = uvd_v7_0_enc_ring_get_rptr, + .get_wptr = uvd_v7_0_enc_ring_get_wptr, + .set_wptr = uvd_v7_0_enc_ring_set_wptr, + .emit_frame_size = + 17 + /* uvd_v7_0_enc_ring_emit_vm_flush */ + 5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */ + 1, /* uvd_v7_0_enc_ring_insert_end */ + .emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */ + .emit_ib = uvd_v7_0_enc_ring_emit_ib, + .emit_fence = uvd_v7_0_enc_ring_emit_fence, + .emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush, + .test_ring = uvd_v7_0_enc_ring_test_ring, + .test_ib = uvd_v7_0_enc_ring_test_ib, + .insert_nop = amdgpu_ring_insert_nop, + .insert_end = uvd_v7_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_v7_0_set_ring_funcs(struct amdgpu_device *adev) +{ + adev->uvd.ring.funcs = &uvd_v7_0_ring_vm_funcs; + DRM_INFO("UVD is enabled in VM mode\n"); +} + +static void uvd_v7_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_v7_0_enc_ring_vm_funcs; + + DRM_INFO("UVD ENC is enabled in VM mode\n"); +} + +static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = { + .set = uvd_v7_0_set_interrupt_state, + .process = uvd_v7_0_process_interrupt, +}; + +static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev) +{ + adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1; + adev->uvd.irq.funcs = &uvd_v7_0_irq_funcs; +} + +const struct amdgpu_ip_block_version uvd_v7_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 7, + .minor = 0, + .rev = 0, + .funcs = &uvd_v7_0_ip_funcs, +}; |