This patch will make SMU send msg to IMU for the front-door loading, it is required by some ASICs.
Signed-off-by: Yifan Zhang <[email protected]> Signed-off-by: Xiaojian Du <[email protected]> --- drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index 6d9b3c6af164..79c01fa4b875 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -1360,6 +1360,14 @@ static int smu_hw_init(void *handle) return ret; } + if (smu->ppt_funcs->set_gfx_power_up_by_imu) { + ret = smu->ppt_funcs->set_gfx_power_up_by_imu(smu); + if (ret) { + dev_err(adev->dev, "Failed to Enable gfx imu!\n"); + return ret; + } + } + if (smu->is_apu) { smu_dpm_set_vcn_enable(smu, true); smu_dpm_set_jpeg_enable(smu, true); -- 2.25.1
