diff options
| author |   Duncan Ma <Duncan.Ma@amd.com> | 2025-03-31 12:35:11 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2025-07-15 14:07:52 -0400 |
| commit | 2ee27baf5c7cbaa97d58288c46de12dfe47cde78 (patch) | |
| tree | d5f67ce7e7e8db6b462cda2ab1d61e1b4a78e77b | |
| parent | drm/amd/display: limit clear_update_flags to dcn32 and above (diff) | |
| download | wireguard-linux-2ee27baf5c7cbaa97d58288c46de12dfe47cde78.tar.xz wireguard-linux-2ee27baf5c7cbaa97d58288c46de12dfe47cde78.zip | |
drm/amd/display: Notify display idle on D3
[Why & How]
Display idle notification shall
be sent by driver on D3 entry. Implement
notification to DMUB and PMFW.
Reviewed-by: Duncan Ma <duncan.ma@amd.com>
Signed-off-by: Duncan Ma <Duncan.Ma@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index cee45fe7cec9..c31f7f8e409f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -5547,6 +5547,15 @@ void dc_set_power_state(struct dc *dc, enum dc_acpi_cm_power_state power_state) dc->hwss.init_sys_ctx(dc->hwseq, dc, &dc->vm_pa_config); } break; + case DC_ACPI_CM_POWER_STATE_D3: + if (dc->caps.ips_support) + dc_dmub_srv_notify_fw_dc_power_state(dc->ctx->dmub_srv, DC_ACPI_CM_POWER_STATE_D3); + + if (dc->caps.ips_v2_support) { + if (dc->clk_mgr->funcs->set_low_power_state) + dc->clk_mgr->funcs->set_low_power_state(dc->clk_mgr); + } + break; default: ASSERT(dc->current_state->stream_count == 0); dc_dmub_srv_notify_fw_dc_power_state(dc->ctx->dmub_srv, power_state); diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index a160671d2a01..aa1b976cf40d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -311,6 +311,7 @@ struct dc_caps { bool dmcub_support; bool zstate_support; bool ips_support; + bool ips_v2_support; uint32_t num_of_internal_disp; enum dp_protocol_version max_dp_protocol_version; unsigned int mall_size_per_mem_channel; |