diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c index f16a4f682e26..b42f6769ae06 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c @@ -819,12 +819,103 @@ static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = { .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, }; +/** + * vcn_v2_5_enc_ring_get_rptr - get enc read pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc read pointer + */ +static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->vcn.ring_enc[0]) + return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); + else + return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); +} + +/** + * vcn_v2_5_enc_ring_get_wptr - get enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Returns the current hardware enc write pointer + */ +static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->vcn.ring_enc[0]) + return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); + else + return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); +} + +/** + * vcn_v2_5_enc_ring_set_wptr - set enc write pointer + * + * @ring: amdgpu_ring pointer + * + * Commits the enc write pointer to the hardware + */ +static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + + if (ring == &adev->vcn.ring_enc[0]) + WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); + else + WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); +} + +static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_VCN_ENC, + .align_mask = 0x3f, + .nop = VCN_ENC_CMD_NO_OP, + .vmhub = AMDGPU_MMHUB_1, + .get_rptr = vcn_v2_5_enc_ring_get_rptr, + .get_wptr = vcn_v2_5_enc_ring_get_wptr, + .set_wptr = vcn_v2_5_enc_ring_set_wptr, + .emit_frame_size = + SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + + 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */ + 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */ + 1, /* vcn_v2_0_enc_ring_insert_end */ + .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */ + .emit_ib = vcn_v2_0_enc_ring_emit_ib, + .emit_fence = vcn_v2_0_enc_ring_emit_fence, + .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush, + .test_ring = amdgpu_vcn_enc_ring_test_ring, + .test_ib = amdgpu_vcn_enc_ring_test_ib, + .insert_nop = amdgpu_ring_insert_nop, + .insert_end = vcn_v2_0_enc_ring_insert_end, + .pad_ib = amdgpu_ring_generic_pad_ib, + .begin_use = amdgpu_vcn_ring_begin_use, + .end_use = amdgpu_vcn_ring_end_use, + .emit_wreg = vcn_v2_0_enc_ring_emit_wreg, + .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait, + .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, +}; + static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev) { adev->vcn.ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs; DRM_INFO("VCN decode is enabled in VM mode\n"); } +static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev) +{ + int i; + + for (i = 0; i < adev->vcn.num_enc_rings; ++i) + adev->vcn.ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs; + + DRM_INFO("VCN encode is enabled in VM mode\n"); +} + static bool vcn_v2_5_is_idle(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle;