From: Sung Lee <sung.lee@xxxxxxx> [WHY & HOW] Currently if VBIOSSMC_Result_UnknownCmd is returned as result of smu msg there is no way to know. Put 1 in param so if 1 is returned, this unknown case is handled. Signed-off-by: Sung Lee <sung.lee@xxxxxxx> Acked-by: Bindu Ramamurthy <bindu.r@xxxxxxx> --- .../drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c index ab2b9c61e565..11a7b583d561 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c @@ -247,5 +247,6 @@ int rn_vbios_smu_is_periodic_retraining_disabled(struct clk_mgr_internal *clk_mg return rn_vbios_smu_send_msg_with_param( clk_mgr, VBIOSSMC_MSG_IsPeriodicRetrainingDisabled, - 0); + 1); // if PMFW doesn't support this message, assume retraining is disabled + // so we only use most optimal watermark if we know retraining is enabled. } -- 2.25.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
