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| author | Jammy Zhou <Jammy.Zhou@amd.com> | 2015-08-31 14:06:39 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-09-02 12:22:28 -0400 |
| commit | 18111de0dfc38c582c4348af3bda5d3331d35012 (patch) | |
| tree | 2c7dda3f73d5695ee3c4a29b137768c79580316e | |
| parent | 4207a734c32cafd8ea603eb440d6a8e100e7d1d2 (diff) | |
| download | drm-exynos-18111de0dfc38c582c4348af3bda5d3331d35012.tar.gz | |
drm/amdgpu: add burst_nop flag for sdma
The burst NOP is supported for SDMA when feature_version is >= 20.
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 2 |
4 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index b66938dbb5cf2..34812eccd7d0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1708,6 +1708,7 @@ struct amdgpu_sdma { uint32_t feature_version; struct amdgpu_ring ring; + bool burst_nop; }; /* diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index c1e782952bd7b..cc909c9cee63c 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -501,6 +501,8 @@ static int cik_sdma_load_microcode(struct amdgpu_device *adev) fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4; adev->sdma[i].fw_version = le32_to_cpu(hdr->header.ucode_version); adev->sdma[i].feature_version = le32_to_cpu(hdr->ucode_feature_version); + if (adev->sdma[i].feature_version >= 20) + adev->sdma[i].burst_nop = true; fw_data = (const __le32 *) (adev->sdma[i].fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], 0); diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 2f3948c090816..2457bf3e3a1e9 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -146,6 +146,8 @@ static int sdma_v2_4_init_microcode(struct amdgpu_device *adev) hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma[i].fw->data; adev->sdma[i].fw_version = le32_to_cpu(hdr->header.ucode_version); adev->sdma[i].feature_version = le32_to_cpu(hdr->ucode_feature_version); + if (adev->sdma[i].feature_version >= 20) + adev->sdma[i].burst_nop = true; if (adev->firmware.smu_load) { info = &adev->firmware.ucode[AMDGPU_UCODE_ID_SDMA0 + i]; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index a9d9607e8d916..70b2f03c5712e 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -218,6 +218,8 @@ static int sdma_v3_0_init_microcode(struct amdgpu_device *adev) hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma[i].fw->data; adev->sdma[i].fw_version = le32_to_cpu(hdr->header.ucode_version); adev->sdma[i].feature_version = le32_to_cpu(hdr->ucode_feature_version); + if (adev->sdma[i].feature_version >= 20) + adev->sdma[i].burst_nop = true; if (adev->firmware.smu_load) { info = &adev->firmware.ucode[AMDGPU_UCODE_ID_SDMA0 + i]; |