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drm/amdgpu: support S&R fw load for gfx v12

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Support Save & Restore related fw load with backdoor RLC
autoload type on gfx v12.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao 2023-08-31 16:28:33 +08:00 committed by Alex Deucher
parent 36b2ce4775
commit 2502af906b
1 changed files with 16 additions and 0 deletions
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16
drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
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@ -915,6 +915,7 @@ gfx_v12_0_rlc_backdoor_autoload_copy_gfx_ucode(struct amdgpu_device *adev)
uint32_t fw_size;
const struct gfx_firmware_header_v2_0 *cpv2_hdr;
const struct rlc_firmware_header_v2_0 *rlc_hdr;
const struct rlc_firmware_header_v2_1 *rlcv21_hdr;
const struct rlc_firmware_header_v2_2 *rlcv22_hdr;
uint16_t version_major, version_minor;
@ -986,6 +987,21 @@ gfx_v12_0_rlc_backdoor_autoload_copy_gfx_ucode(struct amdgpu_device *adev)
version_major = le16_to_cpu(rlc_hdr->header.header_version_major);
version_minor = le16_to_cpu(rlc_hdr->header.header_version_minor);
if (version_major == 2) {
if (version_minor >= 1) {
rlcv21_hdr = (const struct rlc_firmware_header_v2_1 *)adev->gfx.rlc_fw->data;
fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
le32_to_cpu(rlcv21_hdr->save_restore_list_gpm_offset_bytes));
fw_size = le32_to_cpu(rlcv21_hdr->save_restore_list_gpm_size_bytes);
gfx_v12_0_rlc_backdoor_autoload_copy_ucode(adev, SOC24_FIRMWARE_ID_RLCG_SCRATCH,
fw_data, fw_size);
fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
le32_to_cpu(rlcv21_hdr->save_restore_list_srm_offset_bytes));
fw_size = le32_to_cpu(rlcv21_hdr->save_restore_list_srm_size_bytes);
gfx_v12_0_rlc_backdoor_autoload_copy_ucode(adev, SOC24_FIRMWARE_ID_RLC_SRM_ARAM,
fw_data, fw_size);
}
if (version_minor >= 2) {
rlcv22_hdr = (const struct rlc_firmware_header_v2_2 *)adev->gfx.rlc_fw->data;