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drm/amdgpu: Remove the direct fw loading support for sdma2.4

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sdma2.4 is only for iceland. For Vi, we don't maintain the
direct fw loading.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-10-09 18:46:12 +08:00 committed by Alex Deucher
parent b19caa17b5
commit 8005164806
1 changed files with 0 additions and 42 deletions
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42
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
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@ -504,41 +504,6 @@ static int sdma_v2_4_rlc_resume(struct amdgpu_device *adev)
return 0;
}
/**
* sdma_v2_4_load_microcode - load the sDMA ME ucode
*
* @adev: amdgpu_device pointer
*
* Loads the sDMA0/1 ucode.
* Returns 0 for success, -EINVAL if the ucode is not available.
*/
static int sdma_v2_4_load_microcode(struct amdgpu_device *adev)
{
const struct sdma_firmware_header_v1_0 *hdr;
const __le32 *fw_data;
u32 fw_size;
int i, j;
/* halt the MEs */
sdma_v2_4_enable(adev, false);
for (i = 0; i < adev->sdma.num_instances; i++) {
if (!adev->sdma.instance[i].fw)
return -EINVAL;
hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data;
amdgpu_ucode_print_sdma_hdr(&hdr->header);
fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
fw_data = (const __le32 *)
(adev->sdma.instance[i].fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], 0);
for (j = 0; j < fw_size; j++)
WREG32(mmSDMA0_UCODE_DATA + sdma_offsets[i], le32_to_cpup(fw_data++));
WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], adev->sdma.instance[i].fw_version);
}
return 0;
}
/**
* sdma_v2_4_start - setup and start the async dma engines
@ -552,13 +517,6 @@ static int sdma_v2_4_start(struct amdgpu_device *adev)
{
int r;
if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
r = sdma_v2_4_load_microcode(adev);
if (r)
return r;
}
/* halt the engine before programing */
sdma_v2_4_enable(adev, false);