From: Boyuan Zhang <[email protected]> Add implementations for vcn jpeg ring initialization
Signed-off-by: Boyuan Zhang <[email protected]> --- drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c index 9a04a9a..34699f8 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c @@ -116,6 +116,12 @@ static int vcn_v1_0_sw_init(void *handle) return r; } + ring = &adev->vcn.ring_jpeg; + sprintf(ring->name, "vcn_jpeg"); + r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0); + if (r) + return r; + return r; } @@ -175,6 +181,14 @@ static int vcn_v1_0_hw_init(void *handle) } } + ring = &adev->vcn.ring_jpeg; + ring->ready = true; + r = amdgpu_ring_test_ring(ring); + if (r) { + ring->ready = false; + goto done; + } + done: if (!r) DRM_INFO("VCN decode and encode initialized successfully.\n"); @@ -655,6 +669,15 @@ static int vcn_v1_0_start(struct amdgpu_device *adev) WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); + ring = &adev->vcn.ring_jpeg; + WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0); + WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L)); + WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, lower_32_bits(ring->gpu_addr)); + WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, upper_32_bits(ring->gpu_addr)); + WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, 0); + WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, 0); + WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L); + return 0; } -- 2.7.4 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
