From: Likun Gao <Likun.Gao@xxxxxxx>
Support Save & Restore related fw load with backdoor RLC
autoload type on gfx v12.
Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx>
Reviewed-by: Kenneth Feng <kenneth.feng@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
index 06244d97c2831..df5873ba54e76 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
@@ -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;
--
2.44.0
