From 4316107bd083feeaa3b7af71d32be9dc4b2e0fc9 Mon Sep 17 00:00:00 2001 From: "JinZe.Xu" Date: Thu, 30 May 2024 18:32:33 +0800 Subject: [PATCH] drm/amd/display: Disable IPS when it is not allowed. [Why&How] Add flag to disable IPS when it is not allowed. Reviewed-by: Nicholas Kazlauskas Acked-by: Zaeem Mohamed Signed-off-by: JinZe.Xu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dc.h | 1 + drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 1008cab97c76..c97d9b9d5c17 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -924,6 +924,7 @@ struct dc_debug_options { bool disable_z9_mpc; unsigned int force_fclk_khz; bool enable_tri_buf; + bool ips_disallow_entry; bool dmub_offload_enabled; bool dmcub_emulation; bool disable_idle_power_optimizations; 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 12687d400092..3e4abfa6d517 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -1506,6 +1506,8 @@ void dc_dmub_srv_apply_idle_power_optimizations(const struct dc *dc, bool allow_ if (!dc_dmub_srv || !dc_dmub_srv->dmub) return; + allow_idle &= (!dc->debug.ips_disallow_entry); + if (dc_dmub_srv->idle_allowed == allow_idle) return; -- 2.50.1