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drm/amdgpu: add helper to init rlc fw in header v2_0

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To initialize rlc firmware in header v2_0

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang
2022-09-21 21:48:27 +08:00
committed by Alex Deucher
parent 3e43b760c9
commit 0641dbefd4
1 changed files with 64 additions and 0 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
+64
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@@ -272,3 +272,67 @@ void amdgpu_gfx_rlc_fini(struct amdgpu_device *adev)
&adev->gfx.rlc.cp_table_gpu_addr,
(void **)&adev->gfx.rlc.cp_table_ptr);
}
static int amdgpu_gfx_rlc_init_microcode_v2_0(struct amdgpu_device *adev)
{
const struct common_firmware_header *common_hdr;
const struct rlc_firmware_header_v2_0 *rlc_hdr;
struct amdgpu_firmware_info *info;
unsigned int *tmp;
unsigned int i;
rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
adev->gfx.rlc.save_and_restore_offset =
le32_to_cpu(rlc_hdr->save_and_restore_offset);
adev->gfx.rlc.clear_state_descriptor_offset =
le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
adev->gfx.rlc.avail_scratch_ram_locations =
le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
adev->gfx.rlc.reg_restore_list_size =
le32_to_cpu(rlc_hdr->reg_restore_list_size);
adev->gfx.rlc.reg_list_format_start =
le32_to_cpu(rlc_hdr->reg_list_format_start);
adev->gfx.rlc.reg_list_format_separate_start =
le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
adev->gfx.rlc.starting_offsets_start =
le32_to_cpu(rlc_hdr->starting_offsets_start);
adev->gfx.rlc.reg_list_format_size_bytes =
le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
adev->gfx.rlc.reg_list_size_bytes =
le32_to_cpu(rlc_hdr->reg_list_size_bytes);
adev->gfx.rlc.register_list_format =
kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
if (!adev->gfx.rlc.register_list_format) {
dev_err(adev->dev, "failed to allocate memory for rlc register_list_format\n");
return -ENOMEM;
}
tmp = (unsigned int *)((uintptr_t)rlc_hdr +
le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
for (i = 0 ; i < (rlc_hdr->reg_list_format_size_bytes >> 2); i++)
adev->gfx.rlc.register_list_format[i] = le32_to_cpu(tmp[i]);
adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
tmp = (unsigned int *)((uintptr_t)rlc_hdr +
le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
for (i = 0 ; i < (rlc_hdr->reg_list_size_bytes >> 2); i++)
adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
info->fw = adev->gfx.rlc_fw;
if (info->fw) {
common_hdr = (const struct common_firmware_header *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(common_hdr->ucode_size_bytes), PAGE_SIZE);
}
}
return 0;
}