diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2018-09-29 20:28:14 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-10-09 17:08:10 -0500 |
| commit | 9c8bc8d3394963c9bd4b5bcce03303c56dc3104b (patch) | |
| tree | a4becd1b7617691c52d02a32366a9f258260dc47 | |
| parent | 744a522794bdc64391039177153ef973cbff1297 (diff) | |
drm/amd/pp: Implement load_firmware interface
with this interface, gfx/sdma can be initialized
before smu.
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index b2ebcb1457b5..6bc8e9c08b0c 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -270,8 +270,23 @@ const struct amdgpu_ip_block_version pp_smu_ip_block = .funcs = &pp_ip_funcs, }; +/* This interface only be supported On Vi, + * because only smu7/8 can help to load gfx/sdma fw, + * smu need to be enabled before load other ip's fw. + * so call start smu to load smu7 fw and other ip's fw + */ static int pp_dpm_load_fw(void *handle) { + struct pp_hwmgr *hwmgr = handle; + + if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->start_smu) + return -EINVAL; + + if (hwmgr->smumgr_funcs->start_smu(hwmgr)) { + pr_err("fw load failed\n"); + return -EINVAL; + } + return 0; } |