From cc934031dc2a0be9535477dbef4b0e94c9f06ecd Mon Sep 17 00:00:00 2001 From: Nicholas Kazlauskas Date: Sat, 11 Jan 2020 13:43:39 -0500 Subject: [PATCH] drm/amd/display: Call ATOM_INIT instead of ATOM_ENABLE for DMCUB [Why] DMCUB command table doesn't support ATOM_ENABLE/ATOM_DISABLE anymore so we never end up calling the DCN init path in DMCUB. [How] Map ATOM_ENABLE to ATOM_INIT only for DMCUB command table offloading. Signed-off-by: Nicholas Kazlauskas Reviewed-by: Tony Cheng Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/bios/command_table2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c index c4ba6e84db65..629a07a2719b 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c @@ -711,6 +711,10 @@ static void enable_disp_power_gating_dmcub( power_gating.header.sub_type = DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING; power_gating.power_gating.pwr = *pwr; + /* ATOM_ENABLE is old API in DMUB */ + if (power_gating.power_gating.pwr.enable == ATOM_ENABLE) + power_gating.power_gating.pwr.enable = ATOM_INIT; + dc_dmub_srv_cmd_queue(dmcub, &power_gating.header); dc_dmub_srv_cmd_execute(dmcub); dc_dmub_srv_wait_idle(dmcub); -- 2.17.1