diff options
| author | Nicholas Kazlauskas | 2024-11-13 13:32:36 -0500 |
|---|---|---|
| committer | Alex Deucher | 2024-12-10 10:26:49 -0500 |
| commit | 8488646966fe59ae9fca79af47895ff40adeb7ee (patch) | |
| tree | 7ea85bc930917832abb30cf44d4afc6cf3ae3c09 /drivers/gpu | |
| parent | 70fec46519fca859aa209f5f02e7e0a0123aca4a (diff) | |
drm/amd/display: Don't allow IPS2 in D0 for RCG Dynamic
[Why]
The existing changes to the DPMS off flag should help reduce
accidental entry, but this change further restricts the entry condition.
[How]
Record last power state as sent to DMUB.
Don't send IPS2 allow if it's D0.
Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Fangzhi Zuo <jerry.zuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h | 1 |
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c index 775c58637f46..2c3672c41163 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -1313,7 +1313,8 @@ static void dc_dmub_srv_notify_idle(const struct dc *dc, bool allow_idle) new_signals.bits.allow_ips2 = 1; } else if (dc->config.disable_ips == DMUB_IPS_RCG_IN_ACTIVE_IPS2_IN_OFF) { /* TODO: Move this logic out to hwseq */ - if (count_active_streams(dc) == 0) { + if (dc_dmub_srv->last_power_state == DC_ACPI_CM_POWER_STATE_D3 && + count_active_streams(dc) == 0) { /* IPS2 - Display off */ new_signals.bits.allow_pg = 1; new_signals.bits.allow_ips1 = 1; @@ -1517,6 +1518,8 @@ void dc_dmub_srv_notify_fw_dc_power_state(struct dc_dmub_srv *dc_dmub_srv, } dc_wake_and_execute_dmub_cmd(dc_dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); + + dc_dmub_srv->last_power_state = power_state; } bool dc_dmub_srv_should_detect(struct dc_dmub_srv *dc_dmub_srv) diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h index 10b48198b7a6..4763e652c9c7 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h @@ -56,6 +56,7 @@ struct dc_dmub_srv { union dmub_shared_state_ips_driver_signals driver_signals; bool idle_allowed; bool needs_idle_wake; + enum dc_acpi_cm_power_state last_power_state; }; void dc_dmub_srv_wait_idle(struct dc_dmub_srv *dc_dmub_srv); |