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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>
This commit is contained in:
Jammy Zhou 2015-08-31 14:06:39 +08:00 committed by Alex Deucher
parent 4207a734c3
commit 18111de0df
4 changed files with 7 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -1708,6 +1708,7 @@ struct amdgpu_sdma {
uint32_t feature_version;
struct amdgpu_ring ring;
bool burst_nop;
};
/*

2
drivers/gpu/drm/amd/amdgpu/cik_sdma.c
View File

@ -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);

2
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
View File

@ -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];

2
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
View File

@ -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];