diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 18be544d8c1e..62ae7b4ff275 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -2415,6 +2415,42 @@ out: return err; } +int psp_init_toc_microcode(struct psp_context *psp, + const char *chip_name) +{ + struct amdgpu_device *adev = psp->adev; + char fw_name[30]; + const struct psp_firmware_header_v1_0 *toc_hdr; + int err = 0; + + if (!chip_name) { + dev_err(adev->dev, "invalid chip name for toc microcode\n"); + return -EINVAL; + } + + snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_toc.bin", chip_name); + err = request_firmware(&adev->psp.toc_fw, fw_name, adev->dev); + if (err) + goto out; + + err = amdgpu_ucode_validate(adev->psp.toc_fw); + if (err) + goto out; + + toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data; + adev->psp.toc_fw_version = le32_to_cpu(toc_hdr->header.ucode_version); + adev->psp.toc_feature_version = le32_to_cpu(toc_hdr->ucode_feature_version); + adev->psp.toc_bin_size = le32_to_cpu(toc_hdr->header.ucode_size_bytes); + adev->psp.toc_start_addr = (uint8_t *)toc_hdr + + le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes); + return 0; +out: + dev_err(adev->dev, "fail to request/validate toc microcode\n"); + release_firmware(adev->psp.toc_fw); + adev->psp.toc_fw = NULL; + return err; +} + int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name) { |