From: Guchun Chen <guchun.chen@xxxxxxx> commit 972fb53d3605eb6cdf0d6ae9a52e910626a91ff7 upstream. This leverages the logic in smu11. No need to talk to SMU to check BACO enablement as it's in BACO state already. Signed-off-by: Guchun Chen <guchun.chen@xxxxxxx> Reviewed-by: Kenneth Feng <kenneth.feng@xxxxxxx> Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Cc: stable@xxxxxxxxxxxxxxx # 6.0, 6.1 Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c @@ -2249,6 +2249,10 @@ bool smu_v13_0_baco_is_support(struct sm !smu_baco->platform_support) return false; + /* return true if ASIC is in BACO state already */ + if (smu_v13_0_baco_get_state(smu) == SMU_BACO_STATE_ENTER) + return true; + if (smu_cmn_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) && !smu_cmn_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) return false;
