From: Tim Huang Date: Thu, 19 Oct 2023 02:24:11 +0000 (+0800) Subject: drm/amd/pm: not stop rlc for IMU enabled APUs when suspend X-Git-Tag: v6.7-rc1~8^2^2~32 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=d78fa1c309327cee1cfb7c608ec59f5a60ab94bd;p=linux-block.git drm/amd/pm: not stop rlc for IMU enabled APUs when suspend For IMU enabled APUs, after sending the PrepareMp1ForUnload message to SMU in system_features_control, the RLC registers can't be touched. The driver to stop the rlc in suspending is no longer required. Signed-off-by: Tim Huang Reviewed-by: Yifan Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index d86750df5940..1ead323f1c78 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -1711,6 +1711,7 @@ static int smu_disable_dpms(struct smu_context *smu) } if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(9, 4, 2) && + !((adev->flags & AMD_IS_APU) && adev->gfx.imu.funcs) && !amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs->stop) adev->gfx.rlc.funcs->stop(adev);