diff options
| author |   Rex Zhu <Rex.Zhu@amd.com> | 2017-12-21 18:38:47 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2017-12-27 11:34:15 -0500 |
| commit | 873a7ea3007b90fb8b507dc7d6eeb1ab705d4855 (patch) | |
| tree | 493d4ec8559a53092fc6fa677d2ba629342efc07 /drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c | |
| parent | drm/amdgpu: drop client_id from VM (diff) | |
| download | linux-dev-873a7ea3007b90fb8b507dc7d6eeb1ab705d4855.tar.xz linux-dev-873a7ea3007b90fb8b507dc7d6eeb1ab705d4855.zip | |
drm/amd/pp: Get and save CZ/ST smu version
The smu firmware is loaded by the sbios on APUs, so query it
from the smu and save the smu fw version info that is reported
to userspace.
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>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c index 78ab0556e48f..4d3aff381bca 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c @@ -709,6 +709,19 @@ static int cz_start_smu(struct pp_hwmgr *hwmgr) { int ret = 0; uint32_t fw_to_check = 0; + struct cgs_firmware_info info = {0}; + uint32_t index = SMN_MP1_SRAM_START_ADDR + + SMU8_FIRMWARE_HEADER_LOCATION + + offsetof(struct SMU8_Firmware_Header, Version); + + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + cgs_write_register(hwmgr->device, mmMP0PUB_IND_INDEX, index); + hwmgr->smu_version = cgs_read_register(hwmgr->device, mmMP0PUB_IND_DATA); + info.version = hwmgr->smu_version >> 8; + cgs_get_firmware_info(hwmgr->device, CGS_UCODE_ID_SMU, &info); fw_to_check = UCODE_ID_RLC_G_MASK | UCODE_ID_SDMA0_MASK | |